@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Space+Grotesk:wght@600;700&display=swap');

/* ===== DEFAULT THEME: ADMIN (Blue) ===== */
:root {
    --color-primary: #0b1a33;
    --color-primary-light: #1e3452;
    --color-primary-dark: #060f1f;
    --color-accent: #5b8def;
    --color-accent-hover: #4a7ad4;
    --color-accent-light: rgba(91, 141, 239, 0.12);
    --color-accent-glow: rgba(91, 141, 239, 0.18);
    --color-purple: #8b5cf6;
    --color-pink: #ec4899;
    --color-orange: #f59e0b;
    --color-green: #2ecc71;
    --color-red: #e74c3c;
    --color-bg: #f4f7fc;
    --color-white: #ffffff;
    --color-gray-50: #f8fafd;
    --color-gray-100: #f0f4fa;
    --color-gray-200: #eaf0f8;
    --color-gray-300: #dce4ed;
    --color-gray-400: #b6cae0;
    --color-gray-500: #8aa3c0;
    --color-gray-600: #6f8aa8;
    --color-gray-700: #4a6a8b;
    --color-gray-800: #1f344d;
    --color-gray-900: #0b1a33;
    --color-text-primary: #0b1a33;
    --color-text-secondary: #4a6a8b;
    --color-text-muted: #6f8aa8;
    --color-text-light: #b6cae0;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(91, 141, 239, 0.04);
    --shadow-md: 0 2px 6px rgba(15, 23, 42, 0.05), 0 4px 12px rgba(91, 141, 239, 0.06);
    --shadow-lg: 0 4px 14px rgba(15, 23, 42, 0.07), 0 10px 28px rgba(91, 141, 239, 0.08);
    --shadow-xl: 0 8px 24px rgba(15, 23, 42, 0.09), 0 16px 48px rgba(91, 141, 239, 0.1);
    --shadow-glow: 0 0 32px rgba(91, 141, 239, 0.14);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 999px;
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
    --strip-width: 10px;
}

/* ===== THEME: TEACHER (Green) ===== */
[data-theme="teacher"] {
    --color-primary: #0d2818;
    --color-primary-light: #1a3d2a;
    --color-primary-dark: #081a0f;
    --color-accent: #4caf84;
    --color-accent-hover: #3d8f6e;
    --color-accent-light: rgba(76, 175, 132, 0.12);
    --color-accent-glow: rgba(76, 175, 132, 0.18);
    --color-bg: #f0f7f2;
    --color-gray-50: #f5faf7;
    --color-gray-100: #e8f0ec;
    --color-gray-200: #d4e4dc;
    --color-gray-300: #b8cec4;
    --color-gray-400: #96b2a6;
    --color-gray-500: #6f8f82;
    --color-gray-600: #4f6d61;
    --color-gray-700: #3a5349;
    --color-gray-800: #1f332b;
    --color-gray-900: #0d2018;
    --color-text-primary: #0d2818;
    --color-text-secondary: #3a5349;
    --color-text-muted: #6f8f82;
    --color-text-light: #b8cec4;
    --shadow-sm: 0 2px 8px rgba(76, 175, 132, 0.06);
    --shadow-md: 0 4px 16px rgba(76, 175, 132, 0.08);
    --shadow-lg: 0 8px 32px rgba(76, 175, 132, 0.1);
    --shadow-xl: 0 12px 48px rgba(76, 175, 132, 0.12);
    --shadow-glow: 0 0 30px rgba(76, 175, 132, 0.1);
}

/* ===== THEME: STUDENT (Earthy Teal) ===== */
[data-theme="student"] {
    --color-primary: #1a1a2e;
    --color-primary-light: #2d2d44;
    --color-primary-dark: #0f0f1e;
    --color-accent: #00b4a0;
    --color-accent-hover: #009688;
    --color-accent-light: rgba(0, 180, 160, 0.12);
    --color-accent-glow: rgba(0, 180, 160, 0.18);
    --color-bg: #f5f0eb;
    --color-gray-50: #f8f5f2;
    --color-gray-100: #eee6e0;
    --color-gray-200: #ddd6d0;
    --color-gray-300: #c4bbb4;
    --color-gray-400: #a69991;
    --color-gray-500: #877a72;
    --color-gray-600: #6b5f58;
    --color-gray-700: #524840;
    --color-gray-800: #342d28;
    --color-gray-900: #1e1916;
    --color-text-primary: #1a1a2e;
    --color-text-secondary: #524840;
    --color-text-muted: #877a72;
    --color-text-light: #c4bbb4;
    --shadow-sm: 0 2px 8px rgba(0, 180, 160, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 180, 160, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 180, 160, 0.1);
    --shadow-xl: 0 12px 48px rgba(0, 180, 160, 0.12);
    --shadow-glow: 0 0 30px rgba(0, 180, 160, 0.1);
}

/* ===== THEME: PARENT (Warm Orange) ===== */
[data-theme="parent"] {
    --color-primary: #2d1b0e;
    --color-primary-light: #4a2d1a;
    --color-primary-dark: #1a0f08;
    --color-accent: #e8845a;
    --color-accent-hover: #d4724a;
    --color-accent-light: rgba(232, 132, 90, 0.12);
    --color-accent-glow: rgba(232, 132, 90, 0.18);
    --color-bg: #faf3ed;
    --color-gray-50: #fcf8f5;
    --color-gray-100: #f5ede6;
    --color-gray-200: #e8ddd4;
    --color-gray-300: #d4c5ba;
    --color-gray-400: #b8a79a;
    --color-gray-500: #9a887a;
    --color-gray-600: #7a6a5e;
    --color-gray-700: #5c4e44;
    --color-gray-800: #3d322b;
    --color-gray-900: #241d18;
    --color-text-primary: #2d1b0e;
    --color-text-secondary: #5c4e44;
    --color-text-muted: #9a887a;
    --color-text-light: #d4c5ba;
    --shadow-sm: 0 2px 8px rgba(232, 132, 90, 0.06);
    --shadow-md: 0 4px 16px rgba(232, 132, 90, 0.08);
    --shadow-lg: 0 8px 32px rgba(232, 132, 90, 0.1);
    --shadow-xl: 0 12px 48px rgba(232, 132, 90, 0.12);
    --shadow-glow: 0 0 30px rgba(232, 132, 90, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-family-base, 'Inter', -apple-system, system-ui, sans-serif);
}

body {
    background: var(--color-bg);
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background var(--transition-base);
}

/* ===== SIDEBAR WITH PROFESSIONAL STRIP ===== */
.sidebar-wrapper {
    display: flex;
    align-items: stretch;
    position: sticky;
    top: 0;
    height: 100vh;
    flex-shrink: 0;
    z-index: 50;
    gap: 0;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--color-sidebar-bg, var(--color-primary));
    background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 200px);
    color: var(--color-text-light);
    padding: var(--spacing-lg) var(--spacing-md);
    display: flex;
    flex-direction: column;
    transition: width var(--transition-base), background var(--transition-base);
    overflow: hidden;
    height: 100vh;
    flex-shrink: 0;
    position: relative;
    border-radius: 0;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.06);
}

.sidebar.folded {
    width: var(--sidebar-collapsed);
}

.sidebar.folded .brand span,
.sidebar.folded .nav-label,
.sidebar.folded .badge-text {
    display: none;
}

.sidebar.folded .nav-item {
    justify-content: center;
    padding: 12px 0;
}

.sidebar.folded .brand {
    justify-content: center;
    padding: 0;
}

.sidebar.folded .sidebar-footer {
    padding-top: var(--spacing-sm);
}

/* ===== PROFESSIONAL ROUNDED STRIP BUTTON ===== */
.strip-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: var(--strip-width);
    height: 100vh;
    background: transparent;
    position: relative;
    transition: all var(--transition-base);
}

.strip-btn {
    width: var(--strip-width);
    height: 120px;
    min-height: 100px;
    background: var(--color-primary);
    border: none;
    border-radius: 0 16px 16px 0;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all var(--transition-base);
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
    position: relative;
    color: var(--color-text-light);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-left: none;
    padding: 12px 0;
}

.strip-btn:hover {
    background: var(--color-primary-light);
    width: calc(var(--strip-width) + 6px);
    box-shadow: 6px 0 28px rgba(0, 0, 0, 0.25);
}

.strip-btn .strip-icon {
    font-size: 18px;
    transition: transform var(--transition-base);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.strip-btn .strip-icon .icon-main {
    font-size: 20px;
    transition: transform var(--transition-base);
    color: var(--color-accent);
}

.strip-btn .strip-icon .icon-text {
    font-size: 8px;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.6;
    writing-mode: vertical-rl;
    margin-top: 2px;
    font-weight: 500;
}

.sidebar.folded~.strip-wrapper .strip-btn .strip-icon .icon-main {
    transform: rotate(180deg);
}

.strip-btn::after {
    content: '';
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--color-accent), transparent);
    border-radius: 2px;
    opacity: 0.3;
    transition: all var(--transition-fast);
}

.strip-btn:hover::after {
    opacity: 0.8;
    height: 50px;
}

.strip-btn::before {
    content: '';
    position: absolute;
    right: 6px;
    width: 3px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 50%;
    opacity: 0.2;
    transition: all var(--transition-fast);
}

.strip-btn:hover::before {
    opacity: 0.6;
}

/* Brand */
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 600;
    color: white;
    margin-bottom: var(--spacing-xl);
    padding: 0 var(--spacing-xs);
    white-space: nowrap;
    transition: justify-content var(--transition-base);
}

.brand i {
    font-size: 24px;
    color: var(--color-accent);
    flex-shrink: 0;
}

/* Navigation */
.nav-section {
    margin-top: var(--spacing-sm);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 11px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 3px;
    color: rgba(255, 255, 255, 0.65);
    font-weight: 500;
    font-size: 13.5px;
    transition: background 0.18s ease, color 0.18s ease, padding-left 0.18s ease;
    cursor: default;
    white-space: nowrap;
    overflow: hidden;
    text-decoration: none;
    position: relative;
}

.nav-item i {
    width: 22px;
    font-size: 1.05rem;
    text-align: center;
    flex-shrink: 0;
    text-decoration: none;
    opacity: 0.85;
    transition: transform 0.15s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.18s ease;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    padding-left: 18px;
    text-decoration: none;
}

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

.sidebar.folded .nav-item:hover {
    padding-left: 14px;
}

.nav-item.active {
    background: linear-gradient(90deg, var(--color-accent-glow), transparent);
    color: #fff;
    font-weight: 600;
}

@keyframes dash-stripe-grow {
    from { transform: scaleY(0); }
    to { transform: scaleY(1); }
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 8px;
    width: 3px;
    border-radius: 0 3px 3px 0;
    background: var(--color-accent);
    box-shadow: 0 0 12px var(--color-accent-glow);
    animation: dash-stripe-grow 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-item.active i {
    opacity: 1;
    color: var(--color-accent);
}

.nav-item:hover i {
    transform: translateX(1px) scale(1.08);
}

.sidebar-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
    margin: var(--spacing-md) 0;
    flex-shrink: 0;
}

.sidebar-footer {
    margin-top: auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    flex-shrink: 0;
}

/* ===== SIDEBAR OVERLAY (mobile) ===== */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 40;
    backdrop-filter: blur(2px);
}

.sidebar-overlay.active {
    display: block;
}

/* ===== MAIN CONTENT ===== */
.main {
    flex: 1;
    padding: var(--spacing-lg) 28px;
    background: var(--color-bg);
    overflow-x: hidden;
    max-width: 100%;
    transition: background var(--transition-base);
}

/* Header */
.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: 20px;
    background: var(--color-header-bg, transparent);
    border-radius: var(--radius-lg);
    transition: background var(--transition-base);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
    min-width: 200px;
}

.hamburger {
    display: none;
    background: var(--color-white);
    border: none;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-full);
    font-size: 1.2rem;
    color: var(--color-text-primary);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.hamburger:hover {
    background: var(--color-gray-100);
    transform: scale(1.05);
}

.page-title h2 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.01em;
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    color: var(--color-text-primary);
    white-space: nowrap;
}

.page-title span {
    color: var(--color-text-muted);
    font-size: 13px;
    margin-left: var(--spacing-sm);
    font-weight: 500;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-shrink: 0;
}

.icon-btn {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: transform 0.15s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.15s ease, border-color 0.15s ease, color 0.15s ease;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.icon-btn:hover {
    color: var(--color-accent);
    border-color: var(--color-accent-light);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ===== THEME SELECTOR DROPDOWN ===== */
.theme-selector-wrapper {
    position: relative;
}

.theme-selector-btn {
    background: var(--color-white);
    border: none;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-sm);
    font-size: 1.2rem;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.theme-selector-btn:hover {
    background: var(--color-gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.theme-selector-btn .color-dots {
    display: flex;
    gap: 4px;
}

.theme-selector-btn .color-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid transparent;
    transition: all var(--transition-fast);
}

.theme-selector-btn .color-dot.active {
    border-color: var(--color-text-primary);
    transform: scale(1.15);
}

.theme-dropdown {
    position: absolute;
    top: 54px;
    right: 0;
    background: var(--color-white);
    min-width: 220px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 8px 0;
    display: none;
    z-index: 99;
    border: 1px solid var(--color-gray-200);
    animation: slideDown 0.2s ease;
}

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

.theme-dropdown .theme-item {
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-dropdown .theme-item:hover {
    background: var(--color-gray-50);
}

.theme-dropdown .theme-item .theme-color {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 2px solid var(--color-gray-200);
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.theme-dropdown .theme-item:hover .theme-color {
    transform: scale(1.1);
}

.theme-dropdown .theme-item .theme-check {
    margin-left: auto;
    color: var(--color-accent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.theme-dropdown .theme-item.active .theme-check {
    opacity: 1;
}

.theme-dropdown .theme-item .theme-label {
    font-size: 13px;
}

.theme-dropdown .theme-item .theme-sub {
    font-size: 11px;
    color: var(--color-text-muted);
    font-weight: 400;
}

.bell-wrapper {
    position: relative;
}

.notification-dot {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 10px;
    height: 10px;
    background: var(--color-red);
    border-radius: 50%;
    border: 2px solid var(--color-white);
    animation: pulse-dot 2s ease-in-out infinite;
}

/* Sidebar per-item unread count badge — painted/removed live by dashboard-shell.js as notifications for that page arrive or get read. */
.nav-item {
    position: relative;
}

.nav-badge {
    margin-left: auto;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 10.5px;
    font-weight: 700;
    line-height: 1;
    color: var(--color-white);
    background: var(--color-red);
    border-radius: var(--radius-full);
}

.sidebar.folded .nav-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    margin-left: 0;
}

@keyframes pulse-dot {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.2);
    }
}

/* Notification Dropdown */
.notif-dropdown {
    position: absolute;
    top: 54px;
    right: -10px;
    background: var(--color-white);
    min-width: 300px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-md) 0;
    display: none;
    z-index: 99;
    border: 1px solid var(--color-gray-200);
    animation: slideDown 0.2s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.notif-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px 12px 20px;
    border-bottom: 1px solid var(--color-gray-100);
}

.notif-header h5 {
    font-size: 15px;
    color: var(--color-text-primary);
    font-weight: 600;
}

.mark-read-btn {
    background: none;
    border: none;
    color: var(--color-accent);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.mark-read-btn:hover {
    background: var(--color-accent-light);
}

.notif-dropdown .notif-item {
    padding: 10px 20px;
    display: flex;
    gap: 12px;
    align-items: center;
    border-bottom: 1px solid var(--color-gray-100);
    font-size: 14px;
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
    cursor: default;
}

.notif-dropdown .notif-item:hover {
    background: var(--color-gray-50);
}

.notif-dropdown .notif-item i {
    color: var(--color-accent);
    width: 20px;
}

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

.notif-dropdown .notif-time {
    margin-left: auto;
    color: var(--color-text-muted);
    font-size: 12px;
}

/* Profile Dropdown */
.profile-wrapper {
    position: relative;
}

.profile-menu {
    position: absolute;
    top: 54px;
    right: 0;
    background: var(--color-white);
    min-width: 200px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 12px 0;
    display: none;
    z-index: 99;
    border: 1px solid var(--color-gray-200);
    animation: slideDown 0.2s ease;
}

.profile-menu.open {
    display: block;
}

.profile-menu .menu-item {
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 14px;
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.profile-menu .menu-item:hover {
    background: var(--color-gray-50);
}

.profile-menu .menu-item i {
    width: 18px;
    color: var(--color-accent);
}

/* ===== SEARCH BAR ===== */
.search-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    width: 100%;
}

.main-search-bar {
    position: relative;
    width: 100%;
    max-width: 600px;
}

.main-search-bar input {
    width: 100%;
    padding: 14px 24px 14px 52px;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-full);
    background: var(--color-white);
    font-size: 15px;
    outline: none;
    transition: all var(--transition-base);
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow-sm);
}

.main-search-bar input:focus {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
}

.main-search-bar input::placeholder {
    color: var(--color-gray-500);
}

.main-search-bar i {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-gray-500);
    font-size: 18px;
    z-index: 3;
}

.main-search-bar::before {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 60px;
    background: conic-gradient(from 0deg,
            var(--color-accent-light),
            rgba(139, 92, 246, 0.08),
            rgba(236, 72, 153, 0.06),
            rgba(245, 158, 11, 0.08),
            var(--color-accent-light));
    background-size: 300% 300%;
    opacity: 0.3;
    animation: smokeDrift 6s ease-in-out infinite;
    filter: blur(20px);
    z-index: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.main-search-bar:hover::before {
    opacity: 0.6;
}

.main-search-bar::after {
    content: '';
    position: absolute;
    inset: -16px;
    border-radius: 68px;
    background: radial-gradient(ellipse at 30% 50%, var(--color-accent-light), transparent 60%),
        radial-gradient(ellipse at 70% 50%, rgba(139, 92, 246, 0.04), transparent 60%);
    filter: blur(30px);
    opacity: 0.2;
    animation: smokePulse 4s ease-in-out infinite;
    z-index: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.main-search-bar:hover::after {
    opacity: 0.5;
}

@keyframes smokeDrift {

    0%,
    100% {
        background-position: 0% 50%;
        transform: scale(1) rotate(0deg);
    }

    50% {
        background-position: 100% 50%;
        transform: scale(1.02) rotate(1deg);
    }
}

@keyframes smokePulse {

    0%,
    100% {
        opacity: 0.2;
        transform: scale(1);
    }

    50% {
        opacity: 0.4;
        transform: scale(1.04);
    }
}

/* ===== STATS CARDS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 18px;
    margin-bottom: var(--spacing-xl);
}

@keyframes dash-fade-up {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

.stats-grid .stat-card {
    animation: dash-fade-up 0.5s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.stats-grid .stat-card:nth-child(1) { animation-delay: 0.02s; }
.stats-grid .stat-card:nth-child(2) { animation-delay: 0.07s; }
.stats-grid .stat-card:nth-child(3) { animation-delay: 0.12s; }
.stats-grid .stat-card:nth-child(4) { animation-delay: 0.17s; }
.stats-grid .stat-card:nth-child(5) { animation-delay: 0.22s; }
.stats-grid .stat-card:nth-child(6) { animation-delay: 0.27s; }

.card-panel {
    animation: dash-fade-up 0.5s cubic-bezier(0.16, 1, 0.3, 1) backwards;
    animation-delay: 0.1s;
}

.dash-welcome {
    animation: dash-fade-up 0.45s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

@media (prefers-reduced-motion: reduce) {
    .stats-grid .stat-card,
    .card-panel,
    .dash-welcome {
        animation: none;
    }
}

.stat-card {
    background: var(--color-white);
    padding: 18px 16px;
    border-radius: var(--radius-md);
    box-shadow: 0 1px 2px rgba(11, 26, 51, 0.03), 0 1px 8px rgba(11, 26, 51, 0.04);
    border: 1px solid var(--color-gray-200);
    display: flex;
    flex-direction: column;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s ease, border-color 0.2s ease;
    cursor: default;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-secondary, var(--color-accent-hover)));
    opacity: 0;
    transition: opacity 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(11, 26, 51, 0.08);
    border-color: var(--color-gray-300);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card .stat-title {
    color: var(--color-text-secondary);
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: 0.01em;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.stat-card .stat-value {
    font-size: 30px;
    font-weight: 800;
    letter-spacing: -0.02em;
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--color-text-primary), var(--color-accent-hover));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 8px 0 4px;
    transition: filter var(--transition-fast);
}

.stat-card:hover .stat-value {
    filter: brightness(1.15);
}

.stat-card .stat-sub {
    font-size: 12px;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.stat-card .stat-sub i {
    font-size: 10px;
    color: var(--color-accent);
}

.stat-highlight {
    background: var(--color-accent-light);
    border-radius: var(--radius-sm);
    padding: 2px 10px;
    font-size: 12px;
    color: var(--color-accent);
}

.stat-icon {
    font-size: 16px;
    color: var(--color-accent);
    width: 34px;
    height: 34px;
    border-radius: var(--radius-md);
    background: var(--color-accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), background 0.2s ease;
}

.stat-card:hover .stat-icon {
    transform: scale(1.08) rotate(-4deg);
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
    color: var(--color-white);
}

/* ===== PANEL CARDS ===== */
.card-panel {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 20px 18px;
    margin-bottom: 28px;
    box-shadow: 0 1px 2px rgba(11, 26, 51, 0.03), 0 1px 8px rgba(11, 26, 51, 0.04);
    border: 1px solid var(--color-gray-200);
    transition: box-shadow 0.2s ease;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.panel-header h4 {
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: 17px;
    letter-spacing: -0.01em;
}

.panel-header a {
    color: var(--color-accent);
    font-size: 13.5px;
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    padding: 4px 12px;
    border-radius: var(--radius-full);
}

.panel-header a:hover {
    background: var(--color-accent-light);
    transform: translateX(4px);
}

/* ===== TABLES ===== */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th {
    text-align: left;
    padding: 12px 8px 8px 0;
    color: var(--color-text-secondary);
    font-weight: 500;
    border-bottom: 2px solid var(--color-gray-200);
}

td {
    padding: 14px 8px 14px 0;
    border-bottom: 1px solid var(--color-gray-100);
    color: var(--color-text-primary);
}

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

tr:hover td {
    background: var(--color-gray-50);
}

.status-badge {
    background: var(--color-accent-light);
    color: var(--color-accent);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.status-badge:hover {
    transform: scale(1.05);
}

.action-btn {
    background: var(--color-accent-light);
    border: none;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 500;
    color: var(--color-accent);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.action-btn:hover {
    background: var(--color-accent);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* ===== ACTIVITY LIST ===== */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.activity-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 8px;
    border-bottom: 1px solid var(--color-gray-100);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.activity-item:hover {
    background: var(--color-gray-50);
    transform: translateX(4px);
}

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

.activity-text {
    font-size: 14px;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.activity-text i {
    color: var(--color-accent);
    width: 22px;
}

.activity-time {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* ===== TOAST ===== */
.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    pointer-events: none;
}

.toast {
    background: var(--color-primary);
    color: white;
    padding: 14px 22px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    font-size: 13.5px;
    pointer-events: auto;
    animation: slideIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    border-left: 3px solid var(--color-accent);
    transition: background var(--transition-base);
}

.toast i {
    color: var(--color-accent);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(40px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .sidebar-wrapper {
        position: fixed;
        top: 0;
        left: -280px;
        height: 100vh;
        transition: left var(--transition-base);
        z-index: 50;
    }

    .sidebar-wrapper.mobile-open {
        left: 0;
    }

    .sidebar {
        width: var(--sidebar-width);
        height: 100vh;
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .strip-wrapper {
        display: none;
    }

    .sidebar .brand span,
    .sidebar .nav-label,
    .sidebar .badge-text {
        display: inline !important;
    }

    .sidebar .nav-item {
        justify-content: flex-start !important;
        padding: 12px 14px !important;
    }

    .sidebar .brand {
        justify-content: flex-start !important;
    }

    .hamburger {
        display: flex;
    }

    .sidebar-overlay.active {
        display: block;
    }

    .main {
        padding: var(--spacing-md);
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .top-header {
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }

    .header-left {
        flex: 1;
        min-width: auto;
    }

    .page-title h2 {
        font-size: 20px;
    }

    .page-title span {
        font-size: 12px;
    }

    .notif-dropdown {
        right: -20px;
        min-width: 260px;
    }

    .theme-dropdown {
        right: -10px;
        min-width: 200px;
    }

    .main-search-bar {
        max-width: 100%;
    }

    .main-search-bar::before {
        inset: -6px;
        filter: blur(15px);
    }

    .main-search-bar::after {
        inset: -12px;
        filter: blur(22px);
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .notif-dropdown {
        right: -20px;
        min-width: 220px;
    }

    .theme-dropdown {
        right: -10px;
        min-width: 190px;
    }

    .header-actions {
        gap: var(--spacing-sm);
    }

    .icon-btn {
        width: 38px;
        height: 38px;
        font-size: 1rem;
    }

    .theme-selector-btn {
        width: 38px;
        height: 38px;
        font-size: 1rem;
    }

    .main-search-bar input {
        font-size: 14px;
        padding: 12px 18px 12px 44px;
    }

    .main-search-bar i {
        left: 16px;
        font-size: 16px;
    }
}

@media (min-width: 1025px) {
    .hamburger {
        display: none !important;
    }

    .sidebar-overlay {
        display: none !important;
    }

    .sidebar-wrapper {
        position: sticky;
        left: 0;
    }

    .sidebar {
        width: var(--sidebar-width);
    }

    .sidebar.folded {
        width: var(--sidebar-collapsed);
    }

    .sidebar.folded .brand span,
    .sidebar.folded .nav-label,
    .sidebar.folded .badge-text {
        display: none;
    }

    .sidebar.folded .nav-item {
        justify-content: center;
        padding: 12px 0;
    }

    .sidebar.folded .brand {
        justify-content: center;
    }

    .main-search-bar {
        max-width: 600px;
    }
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gap-2 {
    gap: var(--spacing-sm);
}

.mt-2 {
    margin-top: var(--spacing-sm);
}

.text-muted {
    color: var(--color-text-muted);
}
/* ---------- Dark mode (best-effort) ----------
   Overrides the core variables every dashboard component already
   reads through var(--color-*) — this covers backgrounds, text,
   borders, and cards consistently, since the whole component library
   is already variable-driven. A handful of one-off literal colors
   elsewhere in this stylesheet won't adapt automatically; treat this
   as a strong foundation rather than a guarantee that every pixel
   has been hand-reviewed for dark mode. */
[data-theme-mode="dark"] {
    --color-bg: #0f1420;
    --color-white: #1a2233;
    --color-gray-50: #161d2b;
    --color-gray-100: #1f2837;
    --color-gray-200: #2a3548;
    --color-text-primary: #e8ecf5;
    --color-text-secondary: #a8b3c7;
    --color-text-muted: #6d7893;
}

[data-theme-mode="dark"] body {
    background: var(--color-bg);
    color: var(--color-text-primary);
}

[data-theme-mode="dark"] .card-panel,
[data-theme-mode="dark"] .stat-card,
[data-theme-mode="dark"] .modal-box,
[data-theme-mode="dark"] .form-control,
[data-theme-mode="dark"] table.display {
    background: var(--color-white);
    color: var(--color-text-primary);
    border-color: var(--color-gray-200);
}

[data-theme-mode="dark"] .form-control {
    color: var(--color-text-primary);
    border-color: var(--color-gray-200);
}

/* ===== DASHBOARD WELCOME BANNER ===== */
.dash-welcome {
    position: relative;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-lg);
    padding: 32px 36px;
    margin-bottom: 28px;
    overflow: hidden;
    display: flex;
    align-items: center;
    box-shadow: var(--shadow-lg);
}

.dash-welcome-text {
    position: relative;
    z-index: 1;
}

.dash-welcome-eyebrow {
    color: rgba(255, 255, 255, 0.6);
    font-size: 12.5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 6px;
}

.dash-welcome h1 {
    color: #fff;
    font-size: 26px;
    font-weight: 800;
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    letter-spacing: -0.02em;
    margin: 0 0 6px;
}

.dash-welcome p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 13.5px;
    margin: 0;
}

.dash-welcome-glow {
    position: absolute;
    top: -60%;
    right: -8%;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
    opacity: 0.35;
    pointer-events: none;
    animation: dash-glow-drift 8s ease-in-out infinite;
}

@keyframes dash-glow-drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-18px, 22px) scale(1.08); }
}

@media (prefers-reduced-motion: reduce) {
    .dash-welcome-glow {
        animation: none;
    }
}

@media (max-width: 640px) {
    .dash-welcome {
        padding: 24px 22px;
    }
    .dash-welcome h1 {
        font-size: 21px;
    }
}