/**
 * design-system.css
 * Komplettes Stylesheet für Design System v2.1 mit Dark Mode
 * @version 2.3.0
 * @lastModified 2025-02-13
 */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --primary-light: #e8edf4;
    --primary: #425775;
    --primary-dark: #293e55;
    --secondary-light: #e4e9ef;
    --secondary: #6b839e;
    --secondary-dark: #4a5e75;
    --gray-50: #f7f8fa;
    --gray-100: #eef0f4;
    --gray-200: #dde1e8;
    --gray-300: #c4c9d4;
    --gray-400: #8e95a3;
    --gray-500: #636b79;
    --gray-600: #4a515d;
    --gray-700: #373c46;
    --gray-800: #2b2f38;
    --gray-900: #3d4350;
    --success-light: #ebf4e8;
    --success: #569948;
    --success-dark: #25762a;
    --warning-light: #f9f4db;
    --warning: #f1c150;
    --warning-dark: #876611;
    --danger-light: #ffe9e9;
    --danger: #d24242;
    --danger-dark: #8a3c3c;
    --info-light: #e8edf4;
    --info: #5a7daa;
    --info-dark: #3e5b80;
    --bg-page: #e8ecf1;
    --bg-card: #f5f7fb;
    --bg-sidebar: #3d4350;
    --bg-header: #f5f7fb;
    --bg-hover: var(--gray-50);
    --bg-selected: var(--primary-light);
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-500);
    --text-muted: var(--gray-400);
    --text-inverse: #ffffff;
    --border: var(--gray-200);
    --border-light: var(--gray-100);
    --border-top: #ced8e2;
    --shadow-sm: 0 1px 2px rgba(52, 80, 110, 0.08);
    --shadow-md: 0 4px 12px rgba(52, 80, 110, 0.12);
    --shadow-lg: 0 12px 24px rgba(52, 80, 110, 0.15);
    --shadow-xl: 0 20px 40px rgba(52, 80, 110, 0.18);
    --radius: 4px;
    --radius-sm: 2px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
    --font: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --sidebar-width: 272px;
    --header-height: 64px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ===== DARK MODE ===== */
:root.dark-mode {
    --primary-light: #4a5f7d;
    --primary: #7a7b7d;
    --primary-dark: #8e9298;
    --gray-50: #282a31;
    --gray-100: #31343b;
    --gray-200: #3c3f46;
    --gray-300: #474952;
    --gray-400: #6a6f7e;
    --gray-500: #8a8f9e;
    --gray-600: #9a9fae;
    --gray-700: #aab0bf;
    --gray-800: #babfc0;
    --gray-900: #d0d5df;
    --bg-page: #222425;
    --bg-card: #202020;
    --bg-sidebar: #202020;
    --bg-header: #1e1e1e;
    --text-primary: #e0e5f0;
    --text-secondary: #8a8f9e;
    --text-muted:  #a0a4af;
    --border: #333741;
    --border-light: #3f4046;
    --border-top: #4a4f5e;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.6);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--font);
    background-color: var(--bg-page);
    color: var(--text-primary);
    line-height: 1.6;
    overflow: hidden;
    height: 100vh;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--gray-400); }

/* ===== LAYOUT ===== */
.app-shell {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    grid-template-rows: var(--header-height) 1fr;
    height: 100vh;
    grid-template-areas: "sidebar header" "sidebar main";
    transition: grid-template-columns 0.3s ease;
}

.app-shell.sidebar-collapsed {
    grid-template-columns: 60px 1fr;
}

/* ===== HEADER ===== */
header {
    grid-area: header;
    background: var(--bg-header);
    border-bottom: 1px solid var(--border-light);
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-menu-toggle {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 1.05rem;
}

.header-menu-toggle:hover {
    background: var(--gray-100);
    color: var(--primary);
}

.header-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.header-breadcrumb span { color: var(--text-primary); font-weight: 500; }

.header-search {
    position: relative;
    width: 320px;
}

.header-search input {
    width: 100%;
    padding: 0.6rem 1rem 0.6rem 2.5rem;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    font-family: var(--font);
    font-size: 0.875rem;
    background: var(--gray-50);
    color: var(--text-primary);
    transition: var(--transition);
    outline: none;
}

.header-search input:focus {
    border-color: var(--primary);
    background: var(--bg-card);
    box-shadow: 0 0 0 3px rgba(66, 87, 117, 0.1);
}

.header-search input::placeholder { color: var(--text-muted); }

.header-search i {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.header-search kbd {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--gray-100);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.1rem 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.search-dropdown {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    overflow: hidden;
    display: none;
}

.search-dropdown.open {
    display: block;
}

.search-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.55rem 1rem;
    font-size: 0.875rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-fast);
    letter-spacing: normal;
    word-spacing: normal;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-dropdown-item:hover,
.search-dropdown-item.focused {
    background: var(--bg-selected);
    color: var(--primary);
}

.search-dropdown-item i {
    position: static;
    transform: none;
    font-size: 0.8rem;
    color: var(--text-muted);
    flex-shrink: 0;
    width: 14px;
    text-align: center;
}

.search-dropdown-item:hover i,
.search-dropdown-item.focused i {
    color: var(--primary);
}

.search-dropdown-more {
    padding: 0.4rem 1rem;
    font-size: 0.78rem;
    color: var(--text-muted);
    background: var(--gray-50);
    border-top: 1px solid var(--border-light);
    cursor: default;
    text-align: center;
}

.search-dropdown-empty {
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    text-align: center;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.header-action-btn {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
    font-size: 1.05rem;
}

.header-action-btn:hover {
    background: var(--gray-100);
    color: var(--primary);
}

.header-action-btn .notification-dot {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: var(--danger);
    border-radius: 50%;
    border: 2px solid var(--bg-header);
}

.header-avatar {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    margin-left: 0.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.header-avatar:hover { box-shadow: 0 0 0 3px rgba(66, 87, 117, 0.2); }

/* ===== SIDEBAR ===== */
.sidebar {
    grid-area: sidebar;
    background: var(--bg-sidebar);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    border-right: 1px solid rgba(255,255,255,0.05);
    position: relative;
    transition: all 0.3s ease;
}

.app-shell.sidebar-collapsed .sidebar {
    width: 60px;
}

.sidebar-brand {
    padding: 0 1.5rem;
    height: var(--header-height);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.app-shell.sidebar-collapsed .sidebar-brand {
    padding: 0 0.75rem;
}

.sidebar-brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--info) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    box-shadow: 0 2px 8px rgba(66, 87, 117, 0.3);
    flex-shrink: 0;
}

.sidebar-brand-text {
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    letter-spacing: -0.3px;
    white-space: nowrap;
    transition: opacity 0.3s ease;
}

.app-shell.sidebar-collapsed .sidebar-brand-text {
    opacity: 0;
    width: 0;
    display: none;
}

.sidebar-brand-version {
    font-size: 0.65rem;
    color: rgba(255,255,255,0.35);
    background: rgba(255,255,255,0.08);
    padding: 0.1rem 0.4rem;
    border-radius: var(--radius-sm);
    margin-left: auto;
    font-family: var(--font-mono);
    transition: opacity 0.3s ease;
}

.app-shell.sidebar-collapsed .sidebar-brand-version {
    opacity: 0;
}

.sidebar-section {
    padding: 1.25rem 0 0.5rem;
}

.sidebar-section-label {
    padding: 0 1.5rem;
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: rgba(255,255,255,0.3);
    margin-bottom: 0.5rem;
    white-space: nowrap;
    transition: opacity 0.3s ease;
}

.app-shell.sidebar-collapsed .sidebar-section-label {
    opacity: 0;
    padding: 0;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1.5rem;
    margin: 0.125rem 0.5rem;
    border-radius: var(--radius-md);
    color: rgba(255,255,255,0.6);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 0.9rem;
    font-weight: 400;
    position: relative;
    white-space: nowrap;
}

.app-shell.sidebar-collapsed .sidebar-item {
    padding: 0.625rem 0.75rem;
    justify-content: center;
    position: relative;
}

/* NEU: Text im collapsed Zustand ausblenden */
.app-shell.sidebar-collapsed .sidebar-item {
    padding: 0.625rem 0.75rem;
    justify-content: center;
    position: relative;
    width: 60px;
    overflow: hidden;
}

/* Alle Kind-Elemente außer Icon ausblenden */
.app-shell.sidebar-collapsed .sidebar-item i + * {
    display: none;
}

/* Badge im collapsed verstecken */
.app-shell.sidebar-collapsed .sidebar-item-badge {
    display: none;
}

/* NEU: Tooltip beim Hover über collapsed Items */
.app-shell.sidebar-collapsed .sidebar-item::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 65px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--gray-800);
    color: var(--text-inverse);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 1000;
}

.app-shell.sidebar-collapsed .sidebar-item:hover::after {
    opacity: 1;
}

.sidebar-item i {
    width: 20px;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
    flex-shrink: 0;
}

.sidebar-item:hover {
    background: rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.9);
}

.sidebar-item:hover i { opacity: 1; }

.sidebar-item.active {
    background: rgba(255,255,255,0.12);
    color: white;
    font-weight: 500;
}

.sidebar-item.active i { opacity: 1; }

.sidebar-item.active::before {
    content: '';
    position: absolute;
    left: -0.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background: var(--info);
    border-radius: var(--radius-full);
}

.sidebar-item-badge {
    margin-left: auto;
    font-size: 0.7rem;
    font-weight: 600;
    background: rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.7);
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-full);
    font-family: var(--font-mono);
    flex-shrink: 0;
    transition: opacity 0.3s ease;
}

.app-shell.sidebar-collapsed .sidebar-item-badge {
    opacity: 0;
}

.sidebar-item-badge.danger {
    background: rgba(210, 66, 66, 0.2);
    color: #ff8a8a;
}

.sidebar-footer {
    margin-top: auto;
    padding: 1rem 1rem;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.75rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.app-shell.sidebar-collapsed .sidebar-user {
    flex-direction: column;
    gap: 0.375rem;
    padding: 0.5rem 0.25rem;
}

.sidebar-user:hover { background: rgba(255,255,255,0.08); }

.sidebar-user-menu {
    color: rgba(255,255,255,0.3);
    font-size: 0.85rem;
}

.sidebar-user-avatar {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, #5a7daa, #6b839e);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    flex-shrink: 0;
}

.sidebar-user-info {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255,255,255,0.9);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity 0.3s ease;
}

.app-shell.sidebar-collapsed .sidebar-user-name {
    opacity: 0;
    display: none;
}

.sidebar-user-role {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.4);
    transition: opacity 0.3s ease;
}

.app-shell.sidebar-collapsed .sidebar-user-role {
    opacity: 0;
    display: none;
}

.sidebar-collapse-btn {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-md);
    color: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 0.8rem;
}

.sidebar-collapse-btn:hover {
    background: rgba(255,255,255,0.15);
    color: white;
}

/* ===== MAIN CONTENT ===== */
.main {
    grid-area: main;
    padding: 2rem 2.5rem;
    overflow-y: auto;
    overflow-x: hidden;
    transition: padding 0.3s ease;
}

.page-section {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page-section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.page-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.page-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.375rem;
}

/* ===== SECTIONS ===== */
.section {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    margin-bottom: 1.75rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 50%, var(--info) 100%);
    opacity: 0.7;
}

.section:hover {
    box-shadow: var(--shadow-md);
}

/* Section ohne Card-Styling */
.section-plain {
    padding: 0 0 1.75rem 0;
    margin-bottom: 1.75rem;
}

.section-plain .section-title {
    margin-bottom: 1.5rem;
    margin-top: 1rem;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    letter-spacing: -0.3px;
}

.section-title i {
    color: var(--secondary);
    background: var(--primary-light);
    width: 2.125rem;
    height: 2.125rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
}

.section-title .section-badge {
    margin-left: auto;
    font-size: 0.75rem;
    font-weight: 500;
    background: var(--gray-100);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
}

/* ===== STATS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    margin-bottom: 1.75rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--border-top);
    transition: var(--transition);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-card:hover::after { background: var(--primary); }
.stat-card:nth-child(1)::after { background: var(--primary); }
.stat-card:nth-child(2)::after { background: var(--success); }
.stat-card:nth-child(3)::after { background: var(--warning); }
.stat-card:nth-child(4)::after { background: var(--danger); }

.stat-content { flex: 1; }
.stat-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.3px;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    letter-spacing: -0.5px;
    font-variant-numeric: tabular-nums;
}

.stat-trend {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: 0.5rem;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-full);
}

.stat-trend.up {
    color: var(--success-dark);
    background: var(--success-light);
}

.stat-trend.down {
    color: var(--danger-dark);
    background: var(--danger-light);
}

.stat-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.stat-card:nth-child(1) .stat-icon { background: var(--primary-light); color: var(--primary); }
.stat-card:nth-child(2) .stat-icon { background: var(--success-light); color: var(--success); }
.stat-card:nth-child(3) .stat-icon { background: var(--warning-light); color: var(--warning-dark); }
.stat-card:nth-child(4) .stat-icon { background: var(--danger-light); color: var(--danger); }

/* ===== BUTTONS ===== */
.button-group {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

button, .btn {
    padding: 0.575rem 1.25rem;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

button:active, .btn:active { transform: scale(0.97); }

.btn-primary {
    background: var(--primary);
    color: var(--text-inverse);
    box-shadow: 0 1px 3px rgba(66, 87, 117, 0.3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(66, 87, 117, 0.35);
}

.btn-secondary {
    background: var(--secondary-light);
    color: var(--secondary-dark);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--secondary);
    color: var(--text-inverse);
    border-color: var(--secondary);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary-light);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: var(--success-dark); }

.btn-warning { background: var(--warning); color: #fff; }
.btn-warning:hover { background: var(--warning-dark); }

.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: var(--danger-dark); }

.btn-info { background: var(--info); color: white; }
.btn-info:hover { background: var(--info-dark); }

.btn-sm { padding: 0.4rem 0.875rem; font-size: 0.8rem; }
.btn-lg { padding: 0.75rem 1.75rem; font-size: 0.95rem; }
.btn-block { width: 100%; justify-content: center; }
button:disabled, .btn:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

.btn-icon {
    width: 34px;
    height: 34px;
    padding: 0;
    justify-content: center;
    border-radius: var(--radius-md);
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-group .help-text {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.375rem;
}

.form-group .error-text {
    font-size: 0.8rem;
    color: var(--danger);
    margin-top: 0.375rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="time"],
input[type="search"],
input[type="tel"],
select,
textarea {
    width: 100%;
    padding: 0.7rem 0.875rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font);
    font-size: 0.875rem;
    color: var(--text-primary);
    background: var(--bg-card);
    transition: var(--transition-fast);
    outline: none;
}

input[type="text"] {
    padding-left:2.4rem;
}

input#si-field {
    padding: 0.7rem 2.7rem;
}


input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(66, 87, 117, 0.1);
}

input:hover:not(:focus), select:hover:not(:focus), textarea:hover:not(:focus) {
    border-color: var(--secondary);
}

input::placeholder, textarea::placeholder { color: var(--text-muted); }
textarea { resize: vertical; min-height: 90px; }

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.85rem;
    pointer-events: none;
}

.input-with-icon input { padding-left: 2.5rem; }

.input-group {
    display: flex;
    align-items: stretch;
}

.input-group input {
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    border-right: none;
}

.input-group-append {
    display: flex;
    align-items: center;
    padding: 0 1rem;
    background: var(--gray-100);
    border: 1.5px solid var(--border);
    border-left: none;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

input.input-error { border-color: var(--danger); }
input.input-error:focus { box-shadow: 0 0 0 3px rgba(210, 66, 66, 0.12); }

input.input-success { border-color: var(--success); }
input.input-success:focus { box-shadow: 0 0 0 3px rgba(86, 153, 72, 0.12); }

/* ===== MULTISELECT DROPDOWN ===== */
.multiselect-container {
    position: relative;
}

.multiselect-input {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 0.875rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    cursor: pointer;
    transition: var(--transition-fast);
    min-height: 42px;
    flex-wrap: wrap;
}

.multiselect-input:hover {
    border-color: var(--secondary);
}

.multiselect-input:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(66, 87, 117, 0.1);
}

.multiselect-placeholder {
    color: var(--text-muted);
    flex-shrink: 0;
}

.multiselect-tags {
    display: flex;
    gap: 0.375rem;
    flex-wrap: wrap;
    flex: 1;
}

.multiselect-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.2rem 0.5rem;
    background: var(--primary-light);
    color: var(--primary-dark);
    border-radius: var(--radius);
    font-size: 0.8rem;
    font-weight: 500;
}

.multiselect-tag-remove {
    cursor: pointer;
    font-size: 0.7rem;
    opacity: 0.6;
    transition: var(--transition-fast);
}

.multiselect-tag-remove:hover { opacity: 1; }

.multiselect-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 50;
    display: none;
    flex-direction: column;
    max-height: 300px;
    overflow: hidden;
}

.multiselect-container.open .multiselect-dropdown {
    display: flex;
}

.multiselect-search {
    padding: 0.625rem 0.875rem;
    border: none;
    border-bottom: 1px solid var(--border-light);
    font-family: var(--font);
    font-size: 0.875rem;
    background: transparent;
    outline: none;
}

.multiselect-options {
    overflow-y: auto;
    flex: 1;
}

.multiselect-option {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.625rem 0.875rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-primary);
    transition: var(--transition-fast);
    border: none;
    background: none;
    width: 100%;
    font-family: var(--font);
}

.multiselect-option:hover {
    background: var(--gray-100);
}

.multiselect-option input {
    width: auto;
    margin: 0;
}

/* ===== TOGGLE SWITCH (Label Variante) ===== */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.toggle-switch input { opacity: 0; width: 0; height: 0; }

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--gray-300);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.toggle-switch input:checked + .toggle-slider { background: var(--primary); }
.toggle-switch input:checked + .toggle-slider::before { transform: translateX(20px); }

.toggle-label {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    cursor: pointer;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.toggle-label:hover {
    background: var(--gray-100);
}

.toggle-text {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.toggle-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.toggle-description {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ===== CHECKBOXES & RADIOS ===== */
input[type="checkbox"],
input[type="radio"] {
    appearance: none;
    -webkit-appearance: none;
    width: 1.15rem;
    height: 1.15rem;
    border: 1.5px solid var(--gray-300);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-fast);
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    flex-shrink: 0;
}

input[type="radio"] { border-radius: 50%; }

input[type="checkbox"]:hover,
input[type="radio"]:hover {
    border-color: var(--primary);
}

input[type="checkbox"]:checked,
input[type="radio"]:checked {
    background: var(--primary);
    border-color: var(--primary);
}

input[type="checkbox"]:checked::after {
    content: '✓';
    font-weight: 900;
    color: white;
    font-size: 0.8rem;
    position: absolute;
    line-height: 1;
}

input[type="radio"]:checked::after {
    content: '';
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
}

input[type="checkbox"]:focus,
input[type="radio"]:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(66, 87, 117, 0.15);
}

.check-label, .radio-label {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-primary);
    padding: 0.25rem 0;
}

/* ===== STEPPER / WIZARD ===== */
.stepper {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-bottom: 2rem;
}

.stepper::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--border);
    z-index: 0;
}

.stepper-step {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.625rem;
    flex: 1;
}

.stepper-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: white;
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition);
}

.stepper-step.active .stepper-number {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.stepper-step.completed .stepper-number {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

.stepper-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: center;
}

.stepper-step.active .stepper-label {
    color: var(--primary);
}

.wizard-container {
    position: relative;
    min-height: 300px;
}

.wizard-step {
    display: none;
    animation: fadeIn 0.3s ease;
}

.wizard-step.active {
    display: block;
}

.wizard-heading {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.wizard-input {
    width: 100%;
    padding: 0.7rem 0.875rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font);
    font-size: 0.875rem;
    color: var(--text-primary);
    background: var(--bg-card);
    transition: var(--transition-fast);
    outline: none;
}

.wizard-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(66, 87, 117, 0.1);
}

.wizard-summary {
    background: var(--gray-50);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.625rem 0;
    border-bottom: 1px solid var(--border-light);
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-label {
    font-weight: 500;
    color: var(--text-secondary);
}

.summary-value {
    color: var(--text-primary);
    font-weight: 600;
}

.wizard-nav {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

.wizard-confirm {
    width: auto;
    margin: 0;
}

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2px;
}

.badge-primary { background: var(--primary-light); color: var(--primary-dark); }
.badge-success { background: var(--success-light); color: var(--success-dark); }
.badge-warning { background: var(--warning-light); color: var(--warning-dark); }
.badge-danger { background: var(--danger-light); color: var(--danger-dark); }
.badge-info { background: var(--info-light); color: var(--info-dark); }
.badge-secondary { background: var(--gray-100); color: var(--gray-600); }

.badge-dot::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* NEU: Badge-Varianten */
.badge-outline {
    background: transparent;
    border: 1px solid currentColor;
}

.badge-large {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.badge-with-close {
    padding-right: 0.5rem;
}

.badge-close {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 0 0.25rem;
    font-size: 0.7rem;
    margin-left: 0.25rem;
    opacity: 0.7;
    transition: opacity 0.15s ease;
}

.badge-close:hover {
    opacity: 1;
}

/* NEU: Chips (interaktive Badge-Variante) */
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.875rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    background: var(--gray-100);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: var(--transition-fast);
}

.chip:hover {
    background: var(--gray-50);
    border-color: var(--border);
}

.chip.active {
    background: var(--primary-light);
    color: var(--primary-dark);
    border-color: var(--primary);
}

.chip-primary { background: var(--primary-light); color: var(--primary-dark); border-color: var(--primary); }
.chip-success { background: var(--success-light); color: var(--success-dark); border-color: var(--success); }
.chip-warning { background: var(--warning-light); color: var(--warning-dark); border-color: var(--warning); }
.chip-danger { background: var(--danger-light); color: var(--danger-dark); border-color: var(--danger); }
.chip-info { background: var(--info-light); color: var(--info-dark); border-color: var(--info); }

.chip-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.1);
    font-size: 0.8rem;
}

.chip-remove {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 0;
    font-size: 0.75rem;
    opacity: 0.6;
    transition: opacity 0.15s ease;
    margin-left: 0.25rem;
}

.chip-remove:hover {
    opacity: 1;
}

/* NEU: Tag-Styles in verschiedenen Größen */
.tag {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 500;
    background: var(--gray-100);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.tag-primary { background: var(--primary-light); color: var(--primary-dark); }
.tag-success { background: var(--success-light); color: var(--success-dark); }
.tag-warning { background: var(--warning-light); color: var(--warning-dark); }
.tag-danger { background: var(--danger-light); color: var(--danger-dark); }
.tag-info { background: var(--info-light); color: var(--info-dark); }

/* NEU: Status-Badges mit Varianten */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.875rem;
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--gray-50);
    color: var(--text-secondary);
}

.status-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-active .status-badge-dot { background: var(--success); }
.status-inactive .status-badge-dot { background: var(--gray-400); }
.status-pending .status-badge-dot { background: var(--warning); }
.status-error .status-badge-dot { background: var(--danger); }

.status-active { background: var(--success-light); color: var(--success-dark); }
.status-inactive { background: var(--gray-100); color: var(--gray-600); }
.status-pending { background: var(--warning-light); color: var(--warning-dark); }
.status-error { background: var(--danger-light); color: var(--danger-dark); }

/* NEU: Label-Badges (für Kategorisierung) */
.label-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.label-badge-primary { background: var(--primary-light); color: var(--primary-dark); }
.label-badge-success { background: var(--success-light); color: var(--success-dark); }
.label-badge-warning { background: var(--warning-light); color: var(--warning-dark); }
.label-badge-danger { background: var(--danger-light); color: var(--danger-dark); }

/* NEU: Chip-Gruppe */
.chip-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.chip-group-vertical {
    flex-direction: column;
    gap: 0.375rem;
}

/* ===== ALERTS ===== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 1rem;
    border-left: 3px solid;
}

.alert-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
    margin-top: 1px;
}

.alert-content { flex: 1; }

.alert-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

.alert-text { font-size: 0.85rem; opacity: 0.85; line-height: 1.5; }

.alert-success {
    background: var(--success-light);
    color: var(--success-dark);
    border-left-color: var(--success);
}

.alert-success .alert-icon { color: var(--success); }

.alert-info {
    background: var(--info-light);
    color: var(--info-dark);
    border-left-color: var(--info);
}

.alert-info .alert-icon { color: var(--info); }

.alert-warning {
    background: var(--warning-light);
    color: var(--warning-dark);
    border-left-color: var(--warning);
}

.alert-warning .alert-icon { color: var(--warning); }

.alert-danger {
    background: var(--danger-light);
    color: var(--danger-dark);
    border-left-color: var(--danger);
}

.alert-danger .alert-icon { color: var(--danger); }

.alert-close {
    background: none;
    border: none;
    color: inherit;
    opacity: 0.5;
    cursor: pointer;
    padding: 0;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.alert-close:hover { opacity: 1; }

/* ===== TABLE ===== */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: var(--gray-50);
}

th {
    padding: 0.875rem 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
}

td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
    font-size: 0.875rem;
}

tbody tr {
    transition: var(--transition-fast);
}

tbody tr:hover {
    background: rgba(66, 87, 117, 0.03);
}

tbody tr:last-child td { border-bottom: none; }

.table-actions {
    display: flex;
    gap: 0.25rem;
}

.table-action-btn {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--text-muted);
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 0.85rem;
}

.table-action-btn:hover {
    background: var(--gray-100);
    color: var(--primary);
}

.table-action-btn.danger:hover {
    background: var(--danger-light);
    color: var(--danger);
}

/* ===== PAGINATION ===== */
.pagination {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.pagination-btn {
    min-width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
    background: white;
    border-radius: var(--radius-md);
    font-size: 0.825rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font);
    padding: 0 0.5rem;
}

.pagination-btn:hover {
    background: var(--gray-50);
    border-color: var(--primary);
    color: var(--primary);
}

.pagination-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ===== TIMELINE ===== */
.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 4px;
    bottom: 4px;
    width: 2px;
    background: var(--border);
}

.timeline-item {
    position: relative;
    margin-bottom: 1.5rem;
}

.timeline-dot {
    position: absolute;
    left: -2rem;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: white;
    border: 2px solid var(--primary);
    z-index: 1;
}

.timeline-dot.success { border-color: var(--success); }
.timeline-dot.warning { border-color: var(--warning); }
.timeline-dot.danger { border-color: var(--danger); }

.timeline-content {
    background: var(--gray-50);
    padding: 0.875rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
}

.timeline-time {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.375rem;
}

/* ===== MODAL ===== */
.modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease;
}

.modal-backdrop.active { display: flex; }

.modal-content {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 520px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    animation: slideUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 1.5rem 1rem;
}

.modal-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-muted);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 1rem;
}

.modal-close:hover { background: var(--gray-100); color: var(--text-primary); }

.modal-body { padding: 0 1.5rem 1rem; }
.modal-footer {
    padding: 1rem 1.5rem 1.5rem;
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

/* ===== TOAST ===== */
.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 0.875rem 1.25rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.875rem;
    min-width: 320px;
    max-width: 420px;
    animation: toastIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    border-left: 3px solid;
}

.toast.removing {
    animation: toastOut 0.25s ease forwards;
}

@keyframes toastIn {
    from { transform: translateX(120%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes toastOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(120%); opacity: 0; }
}

.toast-success { border-left-color: var(--success); }
.toast-error { border-left-color: var(--danger); }
.toast-warning { border-left-color: var(--warning); }
.toast-info { border-left-color: var(--info); }

.toast-icon { font-size: 1.1rem; flex-shrink: 0; }
.toast-success .toast-icon { color: var(--success); }
.toast-error .toast-icon { color: var(--danger); }
.toast-warning .toast-icon { color: var(--warning); }
.toast-info .toast-icon { color: var(--info); }

.toast-body { flex: 1; }
.toast-title { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); }
.toast-text { font-size: 0.8rem; color: var(--text-secondary); margin-top: 0.125rem; }

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    font-size: 0.85rem;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.toast-close:hover { color: var(--text-primary); }

/* ===== NOTIFICATION CENTER ===== */
.notification-center {
    position: fixed;
    right: -400px;
    top: 0;
    width: 400px;
    height: 100vh;
    background: var(--bg-card);
    border-left: 1px solid var(--border-light);
    box-shadow: var(--shadow-xl);
    z-index: 999;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
}

.notification-center.open {
    right: 0;
}

.notification-center-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-light);
    flex-shrink: 0;
}

.notification-center-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.notification-center-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-muted);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.notification-center-close:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

.notification-center-content {
    overflow-y: auto;
    flex: 1;
}

.notification-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1rem;
}

.notification-item {
    background: var(--bg-page);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 1rem;
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    transition: var(--transition-fast);
}

.notification-item:hover {
    background: var(--gray-50);
}

.notification-item-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    font-size: 1rem;
    flex-shrink: 0;
}

.notification-item.success .notification-item-icon {
    background: var(--success-light);
    color: var(--success);
}

.notification-item.error .notification-item-icon {
    background: var(--danger-light);
    color: var(--danger);
}

.notification-item.warning .notification-item-icon {
    background: var(--warning-light);
    color: var(--warning-dark);
}

.notification-item.info .notification-item-icon {
    background: var(--info-light);
    color: var(--info);
}

.notification-item-content {
    flex: 1;
}

.notification-item-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.notification-item-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.notification-item-time {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.notification-item-close {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 0.8rem;
    flex-shrink: 0;
}

.notification-item-close:hover {
    color: var(--text-primary);
}

/* ===== CHARTS ===== */
.line-chart-container {
    position: relative;
    overflow: hidden;
}

.line-chart-container svg {
    width: 100%;
    height: 200px;
}

.donut-chart-wrapper {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.donut-chart {
    position: relative;
    width: 180px;
    height: 180px;
    flex-shrink: 0;
}

.donut-chart svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.donut-chart circle {
    fill: none;
    stroke-width: 20;
    transition: var(--transition);
}

.donut-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.donut-center-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.donut-center-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.donut-legend {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.donut-legend-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.donut-legend-color {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    flex-shrink: 0;
}

.donut-legend-text {
    flex: 1;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.donut-legend-value {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

.bar-chart {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    height: 200px;
    padding-bottom: 2rem;
    position: relative;
}

.bar-chart::before {
    content: '';
    position: absolute;
    bottom: 2rem;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-light);
}

.bar-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.375rem;
    position: relative;
}

.bar {
    width: 70%;
    max-width: 48px;
    border-radius: 4px 4px 0 0;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    cursor: pointer;
}

.bar:hover { opacity: 0.85; filter: brightness(1.05); }

.bar-label {
    position: absolute;
    bottom: -1.75rem;
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.bar-value {
    position: absolute;
    top: -1.5rem;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-secondary);
    opacity: 0;
    transition: var(--transition-fast);
}

.bar:hover .bar-value { opacity: 1; }

/* ===== MASONRY GRID ===== */
.masonry-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 220px;
    gap: 1.25rem;
    margin-bottom: 1.75rem;
}

.masonry-grid .card {
    border: none;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.masonry-grid .card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.masonry-grid .card-hero {
    grid-column: span 2;
    grid-row: span 2;
}

.masonry-grid .card-wide-content {
    grid-column: span 2;
    grid-row: span 1;
    height: auto;
    padding: 0;
}

.masonry-grid .card-medium-tall {
    grid-column: span 1;
    grid-row: span 2;
    height: auto;
}

.masonry-grid .card-stat-compact,
.masonry-grid .card-icon-action,
.masonry-grid .card-highlight-colored,
.masonry-grid .card-cta-small {
    grid-column: span 1;
    grid-row: span 1;
    height: auto;
}

.masonry-grid .card-pricing-promo {
    grid-column: span 2;
    grid-row: span 1;
    height: auto;
    padding: 0;
}

.masonry-grid .card-medium-status,
.masonry-grid .card-medium-user,
.masonry-grid .card-medium-system-status {
    grid-column: span 1;
    grid-row: span 2;
    height: auto;
}

/* ===== DATA TABLES STYLES ===== */
.table-wrapper {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow-x: auto;
    box-shadow: var(--shadow-sm);
    background: var(--bg-card);
}

.table-wrapper table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

/* NEU: Stärkere Header-Optik */
.table-wrapper thead {
    background: linear-gradient(180deg, var(--primary-light) 0%, var(--secondary-light) 100%);
    border-bottom: 2px solid var(--primary);
}

.table-wrapper thead th {
    padding: 1rem;
    text-align: left;
    font-weight: 700;
    color: var(--primary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    position: relative;
}

/* Hover-Effekt auf Header */
.table-wrapper thead th:hover {
    background: rgba(255, 255, 255, 0.1);
    cursor: grab;
    transition: var(--transition-fast);
}

/* NEU: Striped Rows für bessere Lesbarkeit */
.table-wrapper tbody tr {
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition-fast);
}

.table-wrapper tbody tr:nth-child(even) {
    background: rgba(66, 87, 117, 0.02);
}

.table-wrapper tbody tr:hover {
    background: var(--primary-light);
    box-shadow: inset 0 0 0 1px var(--primary);
}

.table-wrapper td {
    padding: 0.875rem 1rem;
    vertical-align: middle;
}

/* NEU: Kontrastreichere Action-Buttons */
.table-action-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.4rem 0.6rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.table-action-btn:hover {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
    transform: scale(1.15);
}

.table-select-all, .table-row-select {
    cursor: pointer;
    width: 1.125rem;
    height: 1.125rem;
    accent-color: var(--primary);
}

/* NEU: Verbesserte Sortable-Links */
.sortable {
    color: var(--primary);
    text-decoration: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-fast);
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
}

.sortable:hover {
    background: rgba(66, 87, 117, 0.15);
    transform: translateY(-1px);
}

.sortable i {
    transition: transform 0.2s ease;
}

.sortable:hover i {
    transform: scale(1.2);
}

.text-mono {
    font-family: var(--font-mono);
}

.text-muted {
    color: var(--text-muted);
}

.progress-bar {
    background: var(--border-light);
    border-radius: var(--radius-full);
    overflow: hidden;
    height: 6px;
}

/* ===== SEARCH & FILTER STYLES ===== */
.filter-checkbox {
    cursor: pointer;
    width: 1rem;
    height: 1rem;
    accent-color: var(--primary);
    flex-shrink: 0;
}

/* ===== FILE UPLOAD STYLES ===== */
.file-upload-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-hover);
    transition: var(--transition);
    cursor: pointer;
}

.file-upload-zone:hover {
    border-color: var(--primary);
    background: rgba(66, 87, 117, 0.05);
}

.file-upload-zone.drag-over {
    border-color: var(--primary);
    background: rgba(66, 87, 117, 0.08);
    box-shadow: var(--shadow-md);
}

/* ===== UTILITY CLASSES ===== */

    .masonry-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 200px;
    }

    .masonry-grid .card-hero {
        grid-column: span 2;
        grid-row: span 1;
    }

    .masonry-grid .card-wide-content,
    .masonry-grid .card-pricing-promo {
        grid-column: span 2;
    }

    .masonry-grid .card-medium-tall,
    .masonry-grid .card-medium-status,
    .masonry-grid .card-medium-user,
    .masonry-grid .card-medium-system-status {
        grid-column: span 1;
        grid-row: span 1;
    }

@media (max-width: 768px) {
    .masonry-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
        gap: 1rem;
    }

    .masonry-grid .card-hero,
    .masonry-grid .card-wide-content,
    .masonry-grid .card-medium-tall,
    .masonry-grid .card-pricing-promo,
    .masonry-grid .card-medium-status,
    .masonry-grid .card-medium-user,
    .masonry-grid .card-medium-system-status {
        grid-column: span 1;
        grid-row: span 1;
    }
}

/* ===== CARDS EXTENDED ===== */
.card-feature {
    border: 2px solid var(--border-light);
    display: flex;
    flex-direction: column;
}

.card-feature .card-inner {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.card-feature .card-body {
    flex: 1;
}

.card-user {
    display: flex;
    flex-direction: column;
}

.card-user .card-inner {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    flex: 1;
}

.card-pricing {
    position: relative;
    border: 2px solid var(--border-light);
}

.card-pricing-featured {
    border: 2px solid var(--success);
    box-shadow: var(--shadow-lg);
    transform: scale(1.05);
    z-index: 10;
}

.card-pricing-featured:hover {
    box-shadow: var(--shadow-xl);
}

/* ===== TABS ===== */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border-light);
    margin-bottom: 1.5rem;
    overflow-x: auto;
}

.tab-btn {
    padding: 0.875rem 1.5rem;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

/* ===== ACCORDION ===== */
.accordion {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.accordion-item {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-card);
    transition: var(--transition);
}

.accordion-item:hover {
    box-shadow: var(--shadow-md);
}

.accordion-header {
    width: 100%;
    padding: 1rem 1.25rem;
    background: var(--bg-card);
    border: none;
    cursor: pointer;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.accordion-header:hover {
    background: var(--gray-50);
}

.accordion-header i:first-child {
    transition: transform 0.3s ease;
    font-size: 0.8rem;
    color: var(--primary);
}

.accordion-item.open .accordion-header i:first-child {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    border-top: 1px solid var(--border-light);
}

.accordion-item.open .accordion-content {
    max-height: 2000px;
}

.accordion-body {
    padding: 1.25rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* ===== TOOLTIPS ===== */
.tooltip-container {
    position: absolute;
    z-index: 1001;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.tooltip-container.visible {
    opacity: 1;
}

.tooltip {
    background: var(--gray-800);
    color: white;
    padding: 0.625rem 0.875rem;
    border-radius: var(--radius);
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.tooltip-arrow {
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
}

/* Tooltip Success */
.tooltip-container.success .tooltip {
    background: var(--success);
    color: white;
}

/* Tooltip Warning */
.tooltip-container.warning .tooltip {
    background: var(--warning);
    color: #333;
}

/* Tooltip Error */
.tooltip-container.error .tooltip {
    background: var(--danger);
    color: white;
}

/* Tooltip Info */
.tooltip-container.info .tooltip {
    background: var(--info);
    color: white;
}

/* Tooltip Dark */
.tooltip-container.dark .tooltip {
    background: var(--gray-900);
    color: white;
}

/* ===== POPOVERS ===== */
.popover {
    display: block;
    position: fixed;
    z-index: 1002;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    min-width: 300px;
    max-width: 450px;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95) translateY(-10px);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    pointer-events: none;
}

.popover.visible {
    opacity: 1;
    visibility: visible;
    transform: scale(1) translateY(0);
    pointer-events: auto;
}

.popover-arrow {
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
}

.popover-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-light);
}

.popover-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.popover-close {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 0.8rem;
}

.popover-close:hover {
    color: var(--text-primary);
}

.popover-body {
    padding: 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== FORM CONTAINERS ===== */
#forms-container {
    position: relative;
}

.form-container {
    display: none;
    animation: fadeIn 0.3s ease;
}

.form-container.active {
    display: block;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 3rem 2rem;
    text-align: center;
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

.empty-state-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.375rem;
}

.empty-state-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    max-width: 360px;
}

/* ===== PROGRESS ===== */
.progress {
    width: 100%;
    height: 6px;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width 0.5s ease;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.progress-bar.success { background: linear-gradient(90deg, var(--success), var(--success-dark)); }
.progress-bar.warning { background: linear-gradient(90deg, var(--warning), var(--warning-dark)); }
.progress-bar.danger { background: linear-gradient(90deg, var(--danger), var(--danger-dark)); }

.progress-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.progress-label span:last-child { font-weight: 600; color: var(--text-primary); }

/* ===== PROGRESS INDICATORS EXTENDED ===== */

/* Animated Progress Bar */
.progress-animated {
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 50%, var(--primary) 100%);
    background-size: 200% 100%;
    animation: progressShimmer 1.5s infinite;
}

@keyframes progressShimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.progress-bar.info {
    background: linear-gradient(90deg, var(--info), var(--info-dark));
}

/* Segmented Progress */
.progress-segmented {
    display: flex;
    gap: 1px;
}

.progress-segmented .progress-bar {
    flex: 1;
    border-radius: 0;
}

.progress-segmented .progress-bar:first-child {
    border-radius: var(--radius-full) 0 0 var(--radius-full);
}

.progress-segmented .progress-bar:last-child {
    border-radius: 0 var(--radius-full) var(--radius-full) 0;
}

/* Circular Progress */
.circular-progress {
    --progress: 45;
    --color: var(--primary);
    width: 140px;
    height: 140px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.circular-progress::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: conic-gradient(var(--color) calc(var(--progress) * 1%), var(--gray-100) 0);
}

.circular-progress::after {
    content: '';
    position: absolute;
    inset: 8px;
    border-radius: 50%;
    background: var(--bg-card);
}

.circular-progress-inner {
    position: relative;
    z-index: 1;
    text-align: center;
}

/* Step Progress */
.steps-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.step {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
}

.step-circle {
    width: 48px;
    height: 48px;
    min-width: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.step-completed .step-circle {
    background: var(--success-light);
    color: var(--success);
    border: 2px solid var(--success);
}

.step-active .step-circle {
    background: var(--primary);
    color: white;
    border: 2px solid var(--primary);
    box-shadow: 0 0 0 4px rgba(66, 87, 117, 0.15);
}

.step-pending .step-circle {
    background: var(--gray-100);
    color: var(--text-muted);
    border: 2px solid var(--border);
}

.step-label {
    flex: 1;
}

.step-title {
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.step-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 0.25rem 0 0 0;
}

.step-connector {
    flex: 0.3;
    height: 3px;
    background: var(--border-light);
    margin: 0 -0.5rem;
}

.step.step-completed ~ .step-connector {
    background: var(--success);
}

.step.step-active ~ .step-connector {
    background: var(--border-light);
}

/* Compact Steps */
.steps-compact .step {
    flex-direction: column;
    gap: 0.5rem;
}

.steps-compact .step-circle {
    width: 40px;
    height: 40px;
}

.steps-compact .step-connector {
    width: 100%;
    height: 2px;
    margin: -0.5rem 0;
}

/* Advanced Spinners */
.spinner-dual {
    width: 2rem;
    height: 2rem;
    border: 3px solid var(--gray-200);
    border-radius: 50%;
    border-top-color: var(--primary);
    border-right-color: var(--secondary);
    animation: spin 0.8s linear infinite;
}

.spinner-dots {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    height: 1.75rem;
}

.spinner-dots::before,
.spinner-dots::after,
.spinner-dots {
    content: '';
    width: 0.5rem;
    height: 0.5rem;
    background: var(--primary);
    border-radius: 50%;
    animation: dotBounce 1.4s infinite;
}

.spinner-dots::before {
    animation-delay: -0.32s;
}

.spinner-dots::after {
    animation-delay: -0.16s;
}

@keyframes dotBounce {
    0%, 80%, 100% { transform: scale(0); opacity: 0.5; }
    40% { transform: scale(1); opacity: 1; }
}

.spinner-pulse {
    width: 1.75rem;
    height: 1.75rem;
    border-radius: 50%;
    background: var(--primary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
}

.spinner-mini {
    display: inline-block;
    width: 0.875rem;
    height: 0.875rem;
    border: 2px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Loading Dots in Button */
.loading-dot {
    display: inline-block;
    width: 0.375rem;
    height: 0.375rem;
    background: currentColor;
    border-radius: 50%;
    animation: dotPulse 1.4s infinite;
    animation-delay: var(--dot-delay);
}

@keyframes dotPulse {
    0%, 60%, 100% { opacity: 0.3; }
    30% { opacity: 1; }
}

/* Status Indicators */
.status-indicator {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--status-color);
    box-shadow: 0 0 0 3px rgba(var(--status-color), 0.1);
}

.status-indicator-pulse {
    animation: statusPulse 2s infinite;
}

@keyframes statusPulse {
    0%, 100% { box-shadow: 0 0 0 3px rgba(var(--status-color), 0.1); }
    50% { box-shadow: 0 0 0 8px rgba(var(--status-color), 0); }
}

.status-indicator-spinning {
    animation: statusSpin 1.5s linear infinite;
}

@keyframes statusSpin {
    to { transform: rotate(360deg); }
}

/* ===== UTILITIES ===== */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-xs { gap: 0.375rem; }
.gap-sm { gap: 0.625rem; }
.gap-md { gap: 1rem; }
.gap-lg { gap: 1.5rem; }
.mb-xs { margin-bottom: 0.375rem; }
.mb-sm { margin-bottom: 0.625rem; }
.mb-md { margin-bottom: 1rem; }
.mb-lg { margin-bottom: 1.5rem; }
.mt-md { margin-top: 1rem; }
.mt-lg { margin-top: 1.5rem; }
.text-mono { font-family: var(--font-mono); }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.w-full { width: 100%; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }

/* ===== TIMELINE & GANTT ===== */

/* Horizontal Timeline */
.h-timeline {
    position: relative;
    padding: 2rem 0;
    overflow-x: auto;
}

.h-timeline-track {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gray-200);
    transform: translateY(-50%);
}

.h-timeline-items {
    display: flex;
    justify-content: space-between;
    position: relative;
    min-width: 700px;
}

.h-timeline-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    position: relative;
}

.h-timeline-dot {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 3px solid var(--gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: var(--text-muted);
    z-index: 1;
    transition: var(--transition);
}

.h-timeline-item.completed .h-timeline-dot {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

.h-timeline-item.active .h-timeline-dot {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    box-shadow: 0 0 0 4px rgba(66, 87, 117, 0.2);
}

.h-timeline-content {
    text-align: center;
    margin-top: 1rem;
    max-width: 150px;
}

.h-timeline-date {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.h-timeline-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.h-timeline-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Gantt Chart */
.gantt-wrapper {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
    overflow-x: auto;
}

.gantt-header {
    display: grid;
    grid-template-columns: 200px 1fr;
    background: var(--gray-50);
    border-bottom: 1px solid var(--border-light);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.gantt-label-col {
    padding: 0.75rem 1rem;
    border-right: 1px solid var(--border-light);
}

.gantt-timeline-header {
    display: flex;
    padding: 0.75rem 0;
}

.gantt-timeline-header span {
    flex: 1;
    text-align: center;
}

.gantt-body {
    min-width: 600px;
}

.gantt-row {
    display: grid;
    grid-template-columns: 200px 1fr;
    border-bottom: 1px solid var(--border-light);
    align-items: center;
    min-height: 44px;
}

.gantt-row:last-child { border-bottom: none; }

.gantt-row:hover { background: var(--bg-hover); }

.gantt-row-label {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-primary);
    border-right: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.gantt-row-label .badge {
    font-size: 0.65rem;
}

.gantt-row-bar-area {
    position: relative;
    height: 28px;
    padding: 0 4px;
}

.gantt-bar {
    position: absolute;
    height: 22px;
    top: 3px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 600;
    color: white;
    transition: var(--transition);
    cursor: pointer;
}

.gantt-bar:hover {
    filter: brightness(1.1);
    box-shadow: var(--shadow-sm);
}

.gantt-bar.primary { background: var(--primary); }
.gantt-bar.success { background: var(--success); }
.gantt-bar.warning { background: var(--warning); }
.gantt-bar.info { background: var(--info); }
.gantt-bar.danger { background: var(--danger); }
.gantt-bar.secondary { background: var(--secondary); }

.gantt-milestone {
    position: absolute;
    width: 14px;
    height: 14px;
    top: 7px;
    background: var(--danger);
    transform: rotate(45deg);
    cursor: pointer;
}

.gantt-milestone:hover {
    box-shadow: 0 0 0 3px rgba(210, 66, 66, 0.3);
}

.gantt-today-line {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--danger);
    z-index: 2;
    opacity: 0.6;
}

/* Milestones */
.milestone-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.milestone-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition);
}

.milestone-item:last-child { border-bottom: none; }
.milestone-item:hover { background: var(--bg-hover); margin: 0 -1.5rem; padding-left: 1.5rem; padding-right: 1.5rem; }

.milestone-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gray-100);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.milestone-item.completed .milestone-icon {
    background: var(--success-light);
    color: var(--success);
}

.milestone-item.active .milestone-icon {
    background: var(--warning-light);
    color: var(--warning);
}

.milestone-content { flex: 1; }

.milestone-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.375rem;
}

.milestone-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.milestone-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.milestone-meta i { margin-right: 0.25rem; }

/* ===== SETTINGS PANEL ===== */
.settings-group {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.settings-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.settings-field label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.375rem;
}

.settings-avatar-area {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.settings-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--info));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
}

.settings-hint {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 0.375rem;
}

.settings-toggle-list {
    display: flex;
    flex-direction: column;
}

.settings-toggle-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-light);
    gap: 1rem;
}

.settings-toggle-item:last-child { border-bottom: none; }

.settings-toggle-info { flex: 1; }

.settings-toggle-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.125rem;
}

.settings-toggle-desc {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.settings-danger-zone {
    border: 1px solid var(--danger-light) !important;
}

.settings-danger-zone::before {
    background: var(--danger) !important;
    opacity: 0.5 !important;
}

/* ===== DOCUMENT VIEWER ===== */
.doc-list {
    display: flex;
    flex-direction: column;
}

.doc-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem 0;
    border-bottom: 1px solid var(--border-light);
    cursor: pointer;
    transition: var(--transition);
}

.doc-item:last-child { border-bottom: none; }
.doc-item:hover { background: var(--bg-hover); margin: 0 -1.5rem; padding-left: 1.5rem; padding-right: 1.5rem; }

.doc-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.doc-icon.pdf { background: #fde8e8; color: #d24242; }
.doc-icon.xlsx { background: #e8f4e8; color: #569948; }
.doc-icon.docx { background: #e8edf4; color: #425775; }
.doc-icon.img { background: #f0e8f4; color: #7b5ea7; }
.doc-icon.zip { background: #f9f4db; color: #876611; }

.doc-info { flex: 1; min-width: 0; }

.doc-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.doc-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.doc-meta i { margin-right: 0.2rem; }

.doc-tags {
    display: flex;
    gap: 0.375rem;
    flex-shrink: 0;
}

.doc-actions {
    display: flex;
    gap: 0.25rem;
    flex-shrink: 0;
    opacity: 0;
    transition: var(--transition-fast);
}

.doc-item:hover .doc-actions { opacity: 1; }

/* Version History */
.version-list {
    display: flex;
    flex-direction: column;
}

.version-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-light);
}

.version-item:last-child { border-bottom: none; }

.version-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 0.25rem;
    position: relative;
}

.version-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gray-300);
    border: 2px solid var(--bg-card);
    box-shadow: 0 0 0 2px var(--gray-300);
    flex-shrink: 0;
}

.version-item.current .version-dot {
    background: var(--primary);
    box-shadow: 0 0 0 2px var(--primary);
}

.version-content { flex: 1; }

.version-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.25rem;
}

.version-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.version-date {
    font-size: 0.72rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

.version-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.version-author {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.version-author i { margin-right: 0.25rem; }

.version-actions {
    display: flex;
    gap: 0.375rem;
    flex-shrink: 0;
}

/* Document Preview */
.doc-preview-container {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 1.25rem;
    min-height: 400px;
}

.doc-preview-sidebar {
    padding: 1.25rem;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.doc-preview-info {
    text-align: center;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-light);
}

.doc-preview-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 0.75rem;
}

.doc-preview-icon.pdf { background: #fde8e8; color: #d24242; }

.doc-preview-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    word-break: break-word;
}

.doc-preview-size {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.doc-preview-details {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.doc-preview-detail {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.doc-preview-detail-label {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.doc-preview-detail-value {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-primary);
    text-align: right;
}

.doc-preview-main {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.doc-preview-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 1rem;
    background: var(--gray-50);
    border-bottom: 1px solid var(--border-light);
}

.doc-preview-page {
    flex: 1;
    padding: 2rem;
    background: white;
    display: flex;
    justify-content: center;
}

:root.dark-mode .doc-preview-page {
    background: var(--gray-100);
}

.doc-preview-placeholder {
    width: 100%;
    max-width: 480px;
}

.doc-preview-placeholder-header {
    height: 20px;
    width: 60%;
    background: var(--gray-200);
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
}

.doc-preview-placeholder-line {
    height: 8px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
}

.doc-preview-placeholder-line.w60 { width: 60%; }
.doc-preview-placeholder-line.w70 { width: 70%; }
.doc-preview-placeholder-line.w80 { width: 80%; }
.doc-preview-placeholder-line.w85 { width: 85%; }
.doc-preview-placeholder-line.w90 { width: 90%; }
.doc-preview-placeholder-line.w95 { width: 95%; }
.doc-preview-placeholder-line.w100 { width: 100%; }

.doc-preview-placeholder-gap {
    height: 1.25rem;
}

.doc-preview-placeholder-box {
    height: 100px;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    border: 1px dashed var(--gray-200);
}

/* ===== STATISTICS DASHBOARD ===== */

/* KPI Grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.kpi-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.kpi-primary::before { background: var(--primary); }
.kpi-success::before { background: var(--success); }
.kpi-warning::before { background: var(--warning); }
.kpi-danger::before { background: var(--danger); }

.kpi-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.kpi-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
}

.kpi-primary .kpi-icon { background: var(--primary-light); color: var(--primary); }
.kpi-success .kpi-icon { background: var(--success-light); color: var(--success); }
.kpi-warning .kpi-icon { background: var(--warning-light); color: var(--warning); }
.kpi-danger .kpi-icon { background: var(--danger-light); color: var(--danger); }

.kpi-trend {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.kpi-trend.up { background: var(--success-light); color: var(--success-dark); }
.kpi-trend.down { background: var(--danger-light); color: var(--danger-dark); }

.kpi-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
}

.kpi-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.kpi-sparkline {
    height: 32px;
    display: flex;
    align-items: flex-end;
    gap: 2px;
    margin-bottom: 0.75rem;
}

.kpi-sparkline-bar {
    flex: 1;
    border-radius: 2px 2px 0 0;
    min-height: 3px;
    transition: var(--transition-fast);
    opacity: 0.6;
}

.kpi-sparkline-bar:last-child { opacity: 1; }
.kpi-sparkline-bar:hover { opacity: 1; }

.kpi-primary .kpi-sparkline-bar { background: var(--primary); }
.kpi-success .kpi-sparkline-bar { background: var(--success); }
.kpi-warning .kpi-sparkline-bar { background: var(--warning); }
.kpi-danger .kpi-sparkline-bar { background: var(--danger); }

.kpi-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.625rem;
    border-top: 1px solid var(--border-light);
}

.kpi-period {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.kpi-delta {
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-mono);
}

.kpi-delta.positive { color: var(--success); }
.kpi-delta.negative { color: var(--danger); }

/* Gauge Charts */
.gauge-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.gauge-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.5rem 1rem;
    text-align: center;
    transition: var(--transition);
}

.gauge-card:hover {
    box-shadow: var(--shadow-md);
}

.gauge-svg {
    width: 100%;
    max-width: 180px;
    height: auto;
}

.gauge-fill {
    transition: stroke-dashoffset 1s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.gauge-value-text {
    font-family: var(--font);
    font-size: 24px;
    font-weight: 700;
    fill: var(--text-primary);
}

.gauge-label-text {
    font-family: var(--font);
    font-size: 11px;
    font-weight: 500;
    fill: var(--text-secondary);
}

/* Heatmap */
.heatmap-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.heatmap-labels {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 0.7rem;
    color: var(--text-muted);
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    justify-content: space-around;
    padding: 2px 0;
}

.heatmap-wrapper {
    position: relative;
    padding-left: 28px;
}

.heatmap-grid {
    display: grid;
    grid-template-columns: repeat(52, 1fr);
    grid-template-rows: repeat(7, 1fr);
    gap: 3px;
    grid-auto-flow: column;
}

.heatmap-cell {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 2px;
    background: var(--gray-100);
    transition: var(--transition-fast);
    cursor: pointer;
    min-width: 8px;
}

.heatmap-cell:hover {
    outline: 2px solid var(--primary);
    outline-offset: 1px;
    transform: scale(1.3);
    z-index: 1;
}

.heatmap-legend {
    display: flex;
    align-items: center;
    gap: 4px;
    justify-content: flex-end;
    padding-top: 0.5rem;
}

.heatmap-legend .heatmap-cell {
    width: 12px;
    height: 12px;
    aspect-ratio: auto;
    min-width: 12px;
}

.heatmap-legend .heatmap-cell:hover {
    transform: none;
    outline: none;
}

.heatmap-legend-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    padding: 0 0.25rem;
}

/* Trend Cards */
.trend-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.trend-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    transition: var(--transition);
}

.trend-card:hover {
    box-shadow: var(--shadow-md);
}

.trend-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.375rem;
}

.trend-card-title {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.trend-card-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
    margin-bottom: 0.75rem;
}

.trend-chart {
    height: 48px;
    display: flex;
    align-items: flex-end;
    gap: 2px;
    margin-bottom: 0.75rem;
}

.trend-bar {
    flex: 1;
    border-radius: 2px 2px 0 0;
    min-height: 3px;
    transition: var(--transition-fast);
    background: var(--primary);
    opacity: 0.4;
}

.trend-bar:hover { opacity: 0.8; }
.trend-bar.highlight { opacity: 1; }

.trend-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.625rem;
    border-top: 1px solid var(--border-light);
}

.trend-card-change {
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.trend-card-change.positive { color: var(--success); }
.trend-card-change.negative { color: var(--danger); }

.trend-card-period {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* Ring Metrics */
.ring-metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.ring-metric-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.ring-metric-card:hover {
    box-shadow: var(--shadow-md);
}

.ring-metric-chart {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto 0.75rem;
}

.ring-svg {
    width: 100%;
    height: 100%;
}

.ring-progress {
    transition: stroke-dashoffset 1.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.ring-metric-value {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.ring-metric-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.ring-metric-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Sparkline Table */
.sparkline-inline {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 24px;
}

.sparkline-inline-bar {
    width: 4px;
    border-radius: 2px 2px 0 0;
    min-height: 2px;
    background: var(--primary);
    transition: var(--transition-fast);
}

.sparkline-inline-bar:hover {
    opacity: 0.7;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .gauge-grid { grid-template-columns: repeat(2, 1fr); }
    .ring-metrics-grid { grid-template-columns: repeat(2, 1fr); }
    .trend-grid { grid-template-columns: repeat(2, 1fr); }
    .doc-preview-container { grid-template-columns: 1fr; }
    .settings-row { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .app-shell {
        grid-template-columns: 1fr;
        grid-template-areas: "header" "main";
    }
    
    .sidebar { 
        position: absolute;
        left: -100%;
        top: var(--header-height);
        width: 100%;
        height: calc(100vh - var(--header-height));
        z-index: 50;
        transition: left 0.3s ease;
    }
    
    .sidebar.open { left: 0; }
    .sidebar-collapse-btn { display: none; }
    
    .header-menu-toggle { display: flex !important; }
    .main { padding: 1.25rem; }
    .stats-grid { grid-template-columns: 1fr; }
    .section { padding: 1.25rem; }
    .page-header { flex-direction: column; gap: 1rem; }
    .header-search { display: none; }
    .toast-container { bottom: 1rem; right: 1rem; left: 1rem; }
    .toast { min-width: auto; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .kpi-grid { grid-template-columns: 1fr; }
    .gauge-grid { grid-template-columns: repeat(2, 1fr); }
    .ring-metrics-grid { grid-template-columns: repeat(2, 1fr); }
    .trend-grid { grid-template-columns: 1fr; }
    .heatmap-grid { gap: 2px; }
    .h-timeline-items { min-width: 500px; }
    .gantt-header, .gantt-row { grid-template-columns: 140px 1fr; }
    .doc-item { flex-wrap: wrap; }
    .doc-tags { width: 100%; }
    .doc-actions { opacity: 1; }
    .doc-preview-container { grid-template-columns: 1fr; }
    .version-header { flex-direction: column; gap: 0.25rem; }
    .milestone-header { flex-direction: column; align-items: flex-start; gap: 0.25rem; }
}

/**
 * ===== KANBAN BOARD - Immobilienverwaltung =====
 * Professionelles Design mit klarer Differenzierung
 */

.kanban-board {
    display: flex;
    gap: 1.75rem;
    overflow-x: auto;
    padding: 1.5rem 0;
    scroll-behavior: smooth;
    scroll-padding: 1rem;
    background: var(--bg-page);
}

/* ===== KANBAN COLUMNS ===== */
.kanban-column {
    flex-shrink: 0;
    width: 380px;
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-light);
}

.kanban-column:hover {
    box-shadow: var(--shadow-md);
}

/* Spalten-Header mit Gradient-Underline */
.kanban-column-header {
    padding: 1.25rem 1rem;
    border-bottom: 3px solid;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    flex-shrink: 0;
}

/* Farbige Header pro Spalte */
.kanban-column:nth-child(1) .kanban-column-header {
    background: linear-gradient(135deg, #425775 0%, #425775 100%);
    border-bottom-color: #425775;
    color: white;
}

.kanban-column:nth-child(2) .kanban-column-header {
    background: linear-gradient(135deg, #f1c150 0%, #e8b939 100%);
    border-bottom-color: #d49c0c;
    color: #2c2410;
}

.kanban-column:nth-child(3) .kanban-column-header {
    background: linear-gradient(135deg, #5a7daa 0%, #4a6a95 100%);
    border-bottom-color: #3e5580;
    color: white;
}

.kanban-column:nth-child(4) .kanban-column-header {
    background: linear-gradient(135deg, #569948 0%, #478638 100%);
    border-bottom-color: #35652a;
    color: white;
}

.kanban-column-header > div:first-child {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex: 1;
    min-width: 0;
}

.kanban-column-header i {
    font-size: 1.15rem;
    flex-shrink: 0;
}

.kanban-column-header > div:first-child > div {
    font-weight: 700;
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Count Badge */
.kanban-column-count {
    background: rgba(255, 255, 255, 0.25) !important;
    color: inherit !important;
    padding: 0.35rem 0.75rem !important;
    border-radius: var(--radius-full) !important;
    font-size: 0.8rem !important;
    font-weight: 700 !important;
    white-space: nowrap !important;
    flex-shrink: 0;
    backdrop-filter: blur(10px);
}

/* ===== KANBAN CARDS CONTAINER ===== */
.kanban-cards-container {
    flex: 1;
    padding: 1rem;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    background: var(--bg-card);
    overflow-y: auto;
    overflow-x: hidden;
    transition: var(--transition);
}

.kanban-cards-container:hover {
    background: var(--gray-50);
}

/* Custom Scrollbar */
.kanban-cards-container::-webkit-scrollbar {
    width: 8px;
}

.kanban-cards-container::-webkit-scrollbar-track {
    background: transparent;
    border-radius: var(--radius-full);
}

.kanban-cards-container::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: var(--radius-full);
    border: 2px solid var(--bg-card);
}

.kanban-cards-container::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* ===== KANBAN CARDS ===== */
.kanban-card {
    background: white;
    border: 2px solid var(--border-light);
    border-left: 5px solid var(--primary);
    border-radius: var(--radius-md);
    padding: 1rem;
    cursor: grab;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    box-shadow: 0 1px 3px rgba(52, 80, 110, 0.06);
    position: relative;
    overflow: hidden;
}

/* Linke Farbige Border je nach Kategorie */
.kanban-card[data-category="kaufmännisch"] {
    border-left-color: #425775;
}

.kanban-card[data-category="technisch"] {
    border-left-color: #5a7daa;
}

/* Hover-Effekte */
.kanban-card:hover {
    box-shadow: 0 8px 16px rgba(52, 80, 110, 0.15);
    transform: translateY(-4px) scale(1.01);
    border-color: var(--primary);
    background: #fafbfc;
}

/* Quick Actions zeigen bei Hover */
.kanban-card:hover > div:last-child {
    opacity: 1 !important;
    pointer-events: auto !important;
}

.kanban-card:active {
    cursor: grabbing;
    opacity: 0.85;
    transform: translateY(-2px) scale(0.99);
}

/* Drag-Over State */
.kanban-cards-container.drag-over {
    background: linear-gradient(135deg, var(--primary-light) 0%, transparent 100%);
    border: 2px dashed var(--primary);
}

/* ===== CARD CONTENT ===== */
.kanban-card-title {
    user-select: text;
    color: var(--text-primary);
}

.kanban-avatar {
    flex-shrink: 0;
    font-size: 0.65rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Badge Styles für Karten */
.kanban-card .badge {
    font-size: 0.7rem;
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

/* Quick Action Buttons */
.kanban-card-edit-btn,
.kanban-card-delete-btn {
    font-size: 0.75rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all 0.15s ease;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.kanban-card-edit-btn {
    background: var(--primary-light);
    color: var(--primary);
}

.kanban-card-edit-btn:hover {
    background: var(--primary);
    color: white;
    transform: scale(1.05);
}

.kanban-card-delete-btn {
    background: var(--danger-light);
    color: var(--danger);
}

.kanban-card-delete-btn:hover {
    background: var(--danger);
    color: white;
    transform: scale(1.05);
}

/* ===== FILTER BUTTONS ===== */
.kanban-filter-btn {
    transition: all 0.2s ease;
}

.kanban-filter-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.kanban-filter-btn[data-filter="all"],
.kanban-filter-btn.active {
    border-color: var(--primary) !important;
    color: var(--primary) !important;
    background: var(--primary-light) !important;
    font-weight: 600;
}

/* ===== DARK MODE ===== */
:root.dark-mode .kanban-column {
    background: var(--gray-100);
    border-color: var(--border);
}

:root.dark-mode .kanban-card {
    background: var(--gray-100);
    border-color: var(--border);
    color: var(--text-primary);
}

:root.dark-mode .kanban-card:hover {
    background: var(--gray-100);
    border-color: var(--primary);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}

/* Dark Mode: Quick Actions zeigen bei Hover */
:root.dark-mode .kanban-card:hover > div:last-child {
    opacity: 1 !important;
    pointer-events: auto !important;
}

:root.dark-mode .kanban-cards-container {
    background: var(--gray-100);
}

:root.dark-mode .kanban-cards-container:hover {
    background: var(--gray-100);
}

:root.dark-mode .kanban-cards-container::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-color: var(--gray-100);
}

:root.dark-mode .kanban-cards-container::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

:root.dark-mode .kanban-column-header {
    color: white;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
    .kanban-board {
        gap: 1.5rem;
    }
    
    .kanban-column {
        width: 350px;
    }
}

@media (max-width: 768px) {
    .kanban-board {
        gap: 1rem;
        padding: 1rem 0;
    }
    
    .kanban-column {
        width: 320px;
        min-width: 320px;
    }
    
    .kanban-column-header {
        padding: 1rem 0.875rem;
    }
    
    .kanban-cards-container {
        padding: 0.875rem;
        gap: 0.75rem;
    }
    
    .kanban-card {
        padding: 0.875rem;
        border-left-width: 4px;
    }
    
    .kanban-card-edit-btn,
    .kanban-card-delete-btn {
        font-size: 0.7rem;
        padding: 0.4rem 0.6rem;
    }
}

@media (max-width: 480px) {
    .kanban-column {
        width: 280px;
    }
    
    .kanban-column-header {
        padding: 0.875rem 0.75rem;
    }
    
    .kanban-column-header > div:first-child > div {
        font-size: 0.85rem;
    }
    
    .kanban-column-count {
        font-size: 0.7rem !important;
        padding: 0.25rem 0.5rem !important;
    }
}