/* ============================================
   CEMS - College Event Management System
   Google Material Design 3 Inspired Stylesheet
   ============================================ */

/* ============ Design Tokens ============ */
:root {
    /* Primary - Google Blue */
    --md-primary: #1a73e8;
    --md-primary-dark: #1557b0;
    --md-primary-light: #4285f4;
    --md-primary-container: #d3e3fd;
    --md-on-primary: #ffffff;
    --md-on-primary-container: #041e49;

    /* Secondary */
    --md-secondary: #5f6368;
    --md-secondary-container: #e8eaed;

    /* Tertiary */
    --md-tertiary: #7c4dff;
    --md-tertiary-container: #eaddff;

    /* Error */
    --md-error: #d93025;
    --md-error-container: #fce8e6;
    --md-on-error: #ffffff;

    /* Success */
    --md-success: #1e8e3e;
    --md-success-container: #e6f4ea;

    /* Warning */
    --md-warning: #f9ab00;
    --md-warning-container: #fef7e0;

    /* Surface & Background */
    --md-surface: #ffffff;
    --md-surface-dim: #f8f9fa;
    --md-surface-container: #f1f3f4;
    --md-surface-container-high: #e8eaed;
    --md-surface-container-highest: #dadce0;
    --md-background: #f0f4f9;
    --md-on-surface: #202124;
    --md-on-surface-variant: #5f6368;

    /* Outline */
    --md-outline: #dadce0;
    --md-outline-variant: #e8eaed;

    /* Elevation shadows */
    --md-elevation-1: 0 1px 2px rgba(60, 64, 67, 0.3), 0 1px 3px 1px rgba(60, 64, 67, 0.15);
    --md-elevation-2: 0 1px 2px rgba(60, 64, 67, 0.3), 0 2px 6px 2px rgba(60, 64, 67, 0.15);
    --md-elevation-3: 0 4px 8px 3px rgba(60, 64, 67, 0.15), 0 1px 3px rgba(60, 64, 67, 0.3);
    --md-elevation-4: 0 6px 10px 4px rgba(60, 64, 67, 0.15), 0 2px 3px rgba(60, 64, 67, 0.3);

    /* Shapes */
    --md-shape-xs: 4px;
    --md-shape-sm: 8px;
    --md-shape-md: 12px;
    --md-shape-lg: 16px;
    --md-shape-xl: 28px;
    --md-shape-full: 9999px;

    /* Typography */
    --md-font-family: 'Google Sans', 'Roboto', -apple-system, sans-serif;
    --md-font-body: 'Roboto', -apple-system, sans-serif;

    /* Motion */
    --md-duration-short: 150ms;
    --md-duration-medium: 250ms;
    --md-duration-long: 400ms;
    --md-easing-standard: cubic-bezier(0.2, 0, 0, 1);
    --md-easing-emphasized: cubic-bezier(0.2, 0, 0, 1);
    --md-easing-decelerate: cubic-bezier(0, 0, 0, 1);

    /* Layout */
    --sidebar-width: 280px;
    --sidebar-collapsed: 72px;
    --topbar-height: 64px;

    /* Stat Card Colors */
    --card-purple: #7c3aed;
    --card-blue: #1a73e8;
    --card-green: #1e8e3e;
    --card-teal: #0d9488;
    --card-orange: #ea8600;
    --card-red: #d93025;
    --card-yellow: #f9ab00;

    /* Billion Dollar Aesthetics */
    --premium-gradient: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
    --premium-glass: rgba(255, 255, 255, 0.7);
    --premium-glass-border: rgba(255, 255, 255, 0.2);
    --premium-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
    --premium-bg: #f8fafc;
}

/* ============ Reset & Base ============ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--md-font-body);
    background: var(--md-background);
    color: var(--md-on-surface);
    line-height: 1.5;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: var(--md-primary);
    transition: color var(--md-duration-short) var(--md-easing-standard);
}

a:hover {
    color: var(--md-primary-dark);
}

img {
    max-width: 100%;
    height: auto;
}

/* ============ App Container ============ */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* ============ Top App Bar ============ */
.top-app-bar {
    position: fixed;
    top: 0;
    left: var(--sidebar-width);
    right: 0;
    height: var(--topbar-height);
    background: var(--md-surface);
    border-bottom: 1px solid var(--md-outline-variant);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 100;
    transition: left var(--md-duration-medium) var(--md-easing-standard);
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--md-shape-full);
    color: var(--md-on-surface-variant);
    transition: background var(--md-duration-short);
}

.sidebar-toggle:hover {
    background: var(--md-surface-container);
}

.page-title {
    font-family: var(--md-font-family);
    font-size: 22px;
    font-weight: 500;
    color: var(--md-on-surface);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--md-surface-container);
    border-radius: var(--md-shape-full);
    padding: 8px 16px;
    gap: 8px;
    min-width: 240px;
    transition: all var(--md-duration-short);
}

.search-box:focus-within {
    background: var(--md-surface);
    box-shadow: var(--md-elevation-2);
}

.search-box .material-icons-round {
    color: var(--md-on-surface-variant);
    font-size: 20px;
}

.search-box input {
    border: none;
    background: none;
    outline: none;
    font-size: 14px;
    font-family: var(--md-font-body);
    color: var(--md-on-surface);
    width: 100%;
}

.top-bar-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.icon-btn {
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: var(--md-shape-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--md-on-surface-variant);
    transition: background var(--md-duration-short);
}

.icon-btn:hover {
    background: var(--md-surface-container);
}

.badge-dot {
    position: absolute;
    top: 6px;
    right: 6px;
    min-width: 18px;
    height: 18px;
    background: var(--md-error);
    color: white;
    border-radius: var(--md-shape-full);
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {

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

    50% {
        transform: scale(1.1);
    }
}

/* ============ User Menu ============ */
.user-menu {
    position: relative;
}

.user-menu-trigger {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    border-radius: var(--md-shape-full);
    transition: background var(--md-duration-short);
}

.user-menu-trigger:hover {
    background: var(--md-surface-container);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--md-shape-full);
    background: linear-gradient(135deg, var(--md-primary), var(--md-tertiary));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--md-font-family);
    font-weight: 700;
    font-size: 15px;
}

.user-avatar-lg {
    width: 48px;
    height: 48px;
    font-size: 20px;
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: var(--md-surface);
    border-radius: var(--md-shape-lg);
    box-shadow: var(--md-elevation-3);
    min-width: 280px;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.96);
    transition: all var(--md-duration-medium) var(--md-easing-standard);
    z-index: 200;
}

.user-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.user-dropdown-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: linear-gradient(135deg, #f0f4f9, #e8edf5);
}

.user-dropdown-name {
    font-family: var(--md-font-family);
    font-weight: 600;
    font-size: 15px;
    color: var(--md-on-surface);
}

.user-dropdown-email {
    font-size: 13px;
    color: var(--md-on-surface-variant);
}

.user-dropdown-divider {
    height: 1px;
    background: var(--md-outline-variant);
}

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--md-on-surface);
    font-size: 14px;
    transition: background var(--md-duration-short);
}

.user-dropdown-item:hover {
    background: var(--md-surface-container);
    color: var(--md-on-surface);
}

.user-dropdown-item .material-icons-round {
    font-size: 20px;
    color: var(--md-on-surface-variant);
}

.user-dropdown-logout {
    color: var(--md-error);
}

.user-dropdown-logout .material-icons-round {
    color: var(--md-error);
}

/* ============ Notification Dropdown ============ */
.notif-dropdown {
    position: fixed;
    top: var(--topbar-height);
    right: 24px;
    width: 380px;
    max-height: 480px;
    background: var(--md-surface);
    border-radius: var(--md-shape-lg);
    box-shadow: var(--md-elevation-4);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--md-duration-medium) var(--md-easing-standard);
    z-index: 200;
}

.notif-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.notif-dropdown-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--md-outline-variant);
}

.notif-dropdown-header h3 {
    font-family: var(--md-font-family);
    font-size: 16px;
    font-weight: 600;
}

.text-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--md-primary);
    font-size: 13px;
    font-weight: 500;
    padding: 4px 8px;
    border-radius: var(--md-shape-sm);
    transition: background var(--md-duration-short);
}

.text-btn:hover {
    background: var(--md-primary-container);
}

.notif-list {
    max-height: 400px;
    overflow-y: auto;
}

.notif-item {
    display: flex;
    gap: 12px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--md-outline-variant);
    transition: background var(--md-duration-short);
    cursor: pointer;
}

.notif-item:hover {
    background: var(--md-surface-dim);
}

.notif-item.unread {
    background: #e8f0fe;
}

.notif-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--md-shape-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 20px;
}

.notif-icon.info {
    background: var(--md-primary-container);
    color: var(--md-primary);
}

.notif-icon.success {
    background: var(--md-success-container);
    color: var(--md-success);
}

.notif-icon.warning {
    background: var(--md-warning-container);
    color: var(--md-warning);
}

.notif-icon.error {
    background: var(--md-error-container);
    color: var(--md-error);
}

.notif-content {
    flex: 1;
    min-width: 0;
}

.notif-title {
    font-weight: 500;
    font-size: 14px;
    color: var(--md-on-surface);
    margin-bottom: 2px;
}

.notif-message {
    font-size: 13px;
    color: var(--md-on-surface-variant);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.notif-time {
    font-size: 11px;
    color: var(--md-on-surface-variant);
    margin-top: 4px;
}

.notif-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--md-on-surface-variant);
}

.notif-empty .material-icons-round {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.5;
}

/* ============ Sidebar ============ */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--md-surface);
    border-right: 1px solid var(--md-outline-variant);
    display: flex;
    flex-direction: column;
    z-index: 200;
    transition: transform var(--md-duration-medium) var(--md-easing-standard);
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--md-outline-variant);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--md-shape-md);
    background: linear-gradient(135deg, var(--md-primary), #4285f4);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 22px;
    box-shadow: 0 2px 8px rgba(26, 115, 232, 0.3);
}

.brand-name {
    font-family: var(--md-font-family);
    font-size: 22px;
    font-weight: 700;
    color: var(--md-primary);
    display: block;
    letter-spacing: 0.5px;
}

.brand-subtitle {
    font-size: 11px;
    color: var(--md-on-surface-variant);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    margin: 8px 12px;
    background: linear-gradient(135deg, var(--md-primary-container), #e8edf5);
    border-radius: var(--md-shape-lg);
    transition: background var(--md-duration-short);
}

.sidebar-user-info {
    display: flex;
    flex-direction: column;
}

.sidebar-user-name {
    font-family: var(--md-font-family);
    font-weight: 600;
    font-size: 14px;
    color: var(--md-on-primary-container);
}

.sidebar-user-role {
    font-size: 12px;
    color: var(--md-on-surface-variant);
}

.sidebar-nav {
    flex: 1;
    padding: 8px 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    border-radius: var(--md-shape-full);
    color: var(--md-on-surface-variant);
    font-size: 14px;
    font-weight: 500;
    position: relative;
    transition: all var(--md-duration-short) var(--md-easing-standard);
    overflow: hidden;
}

.nav-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: currentColor;
    opacity: 0;
    border-radius: inherit;
    transition: opacity var(--md-duration-short);
}

.nav-item:hover {
    color: var(--md-on-surface);
}

.nav-item:hover::before {
    opacity: 0.08;
}

.nav-item.active {
    background: var(--premium-gradient);
    color: white;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.nav-item.active::before {
    display: none;
}

.nav-icon {
    font-size: 22px;
    flex-shrink: 0;
}

.nav-active-indicator {
    display: none;
}

.sidebar-footer {
    padding: 8px 12px;
    border-top: 1px solid var(--md-outline-variant);
    margin-top: auto;
}

.nav-logout {
    color: var(--md-error) !important;
}

.sidebar-copyright {
    text-align: center;
    font-size: 11px;
    color: var(--md-on-surface-variant);
    padding: 12px 0 8px;
    opacity: 0.6;
}

/* ============ Main Content ============ */
.main-content {
    margin-left: var(--sidebar-width);
    margin-top: var(--topbar-height);
    padding: 24px;
    min-height: calc(100vh - var(--topbar-height));
    width: calc(100% - var(--sidebar-width));
    transition: margin-left var(--md-duration-medium) var(--md-easing-standard),
        width var(--md-duration-medium) var(--md-easing-standard);
}

/* ============ Dashboard Welcome ============ */
.welcome-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.welcome-text h2 {
    font-family: var(--md-font-family);
    font-size: 28px;
    font-weight: 700;
    color: var(--md-on-surface);
}

.welcome-text p {
    color: var(--md-on-surface-variant);
    font-size: 15px;
    margin-top: 4px;
}

.quick-user-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--md-surface);
    border: 1px solid var(--md-outline);
    border-radius: var(--md-shape-full);
    padding: 8px 20px;
    cursor: pointer;
    font-size: 14px;
    color: var(--md-on-surface-variant);
    transition: all var(--md-duration-short);
}

.quick-user-btn:hover {
    background: var(--md-surface-container);
    border-color: var(--md-primary);
    color: var(--md-primary);
}

/* ============ Stat Cards ============ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--md-surface);
    border-radius: 20px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--md-outline-variant);
}

.stat-card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transform: translateY(-4px);
    border-color: var(--md-primary);
}

.stat-card::after {
    content: '';
    position: absolute;
    top: -30%;
    right: -20px;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    opacity: 0.08;
}

.stat-card.purple {
    border-left-color: var(--card-purple);
}

.stat-card.purple::after {
    background: var(--card-purple);
}

.stat-card.blue {
    border-left-color: var(--card-blue);
}

.stat-card.blue::after {
    background: var(--card-blue);
}

.stat-card.green {
    border-left-color: var(--card-green);
}

.stat-card.green::after {
    background: var(--card-green);
}

.stat-card.teal {
    border-left-color: var(--card-teal);
}

.stat-card.teal::after {
    background: var(--card-teal);
}

.stat-card.orange {
    border-left-color: var(--card-orange);
}

.stat-card.orange::after {
    background: var(--card-orange);
}

.stat-card.red {
    border-left-color: var(--card-red);
}

.stat-card.red::after {
    background: var(--card-red);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--md-shape-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-card.purple .stat-icon {
    background: #f3e8ff;
    color: var(--card-purple);
}

.stat-card.blue .stat-icon {
    background: #e8f0fe;
    color: var(--card-blue);
}

.stat-card.green .stat-icon {
    background: #e6f4ea;
    color: var(--card-green);
}

.stat-card.teal .stat-icon {
    background: #e0f2f1;
    color: var(--card-teal);
}

.stat-card.orange .stat-icon {
    background: #fef7e0;
    color: var(--card-orange);
}

.stat-card.red .stat-icon {
    background: #fce8e6;
    color: var(--card-red);
}

.stat-icon .material-icons-round {
    font-size: 26px;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--md-font-family);
    font-size: 28px;
    font-weight: 700;
    color: var(--md-on-surface);
    line-height: 1.1;
}

.stat-label {
    font-size: 13px;
    color: var(--md-on-surface-variant);
    font-weight: 500;
    margin-top: 2px;
}

/* ============ Content Cards / Panels ============ */
.content-card {
    background: var(--md-surface);
    border-radius: var(--md-shape-lg);
    box-shadow: var(--md-elevation-1);
    overflow: hidden;
    margin-bottom: 24px;
    transition: box-shadow var(--md-duration-medium);
}

.content-card:hover {
    box-shadow: var(--md-elevation-2);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--md-outline-variant);
}

.card-header h3 {
    font-family: var(--md-font-family);
    font-size: 18px;
    font-weight: 600;
    color: var(--md-on-surface);
}

.card-body {
    padding: 20px 24px;
}

.card-footer {
    padding: 12px 24px;
    border-top: 1px solid var(--md-outline-variant);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* ============ Content Grid ============ */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(480px, 1fr));
    gap: 24px;
    margin-bottom: 24px;
}

.content-grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

/* ============ Tables ============ */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.data-table thead {
    background: var(--md-surface-dim);
}

.data-table th {
    padding: 14px 16px;
    text-align: left;
    font-family: var(--md-font-family);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--md-on-surface-variant);
    border-bottom: 2px solid var(--md-outline-variant);
}

.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--md-outline-variant);
    color: var(--md-on-surface);
    vertical-align: middle;
}

.data-table tbody tr {
    transition: background var(--md-duration-short);
}

.data-table tbody tr:hover {
    background: var(--md-surface-dim);
}

.data-table .event-name {
    display: flex;
    align-items: center;
    gap: 10px;
}

.event-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.event-dot.technical {
    background: #4285f4;
}

.event-dot.cultural {
    background: #ea4335;
}

.event-dot.sports {
    background: #34a853;
}

.event-dot.workshop {
    background: #fbbc04;
}

.event-dot.seminar {
    background: #673ab7;
}

.event-dot.hackathon {
    background: #ff6d00;
}

.event-dot.other {
    background: #9aa0a6;
}

.event-name-text {
    display: flex;
    flex-direction: column;
}

.event-name-text span:first-child {
    font-weight: 500;
}

.event-name-text small {
    font-size: 12px;
    color: var(--md-on-surface-variant);
}

/* Table Actions */
.table-actions {
    display: flex;
    gap: 4px;
}

.action-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--md-shape-sm);
    border: none;
    background: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--md-duration-short);
}

.action-btn .material-icons-round {
    font-size: 18px;
}

.action-btn.view {
    color: var(--md-primary);
}

.action-btn.view:hover {
    background: var(--md-primary-container);
}

.action-btn.edit {
    color: var(--card-orange);
}

.action-btn.edit:hover {
    background: var(--md-warning-container);
}

.action-btn.delete {
    color: var(--md-error);
}

.action-btn.delete:hover {
    background: var(--md-error-container);
}

/* ============ Badges / Status Chips ============ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    border-radius: var(--md-shape-full);
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.badge-primary {
    background: var(--md-primary-container);
    color: var(--md-primary-dark);
}

.badge-success {
    background: var(--md-success-container);
    color: var(--md-success);
}

.badge-warning {
    background: var(--md-warning-container);
    color: #8a6500;
}

.badge-orange {
    background: #fef0e1;
    color: var(--card-orange);
}

.badge-error {
    background: var(--md-error-container);
    color: var(--md-error);
}

.badge-secondary {
    background: var(--md-secondary-container);
    color: var(--md-secondary);
}

.badge-info {
    background: #e8f0fe;
    color: var(--md-primary);
}

.badge .material-icons-round {
    font-size: 14px;
}

/* ============ Event Cards ============ */
.event-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

.event-card {
    background: var(--md-surface);
    border-radius: var(--md-shape-lg);
    box-shadow: var(--md-elevation-1);
    overflow: hidden;
    transition: all var(--md-duration-medium) var(--md-easing-standard);
    cursor: pointer;
    position: relative;
}

.event-card:hover {
    box-shadow: var(--md-elevation-3);
    transform: translateY(-4px);
}

.event-card-banner {
    height: 140px;
    background: linear-gradient(135deg, #4285f4, #7c4dff);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.event-card-banner img.card-image-content {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--md-duration-medium) var(--md-easing-standard);
}

.event-card:hover .card-image-content {
    transform: scale(1.05);
}

.event-card-banner::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 60%, rgba(0, 0, 0, 0.4));
    opacity: 0;
    transition: opacity var(--md-duration-medium);
}

.event-card:hover .event-card-banner::after {
    opacity: 1;
}

.event-card-banner .material-icons-round {
    font-size: 48px;
    opacity: 0.4;
}

.event-card-category {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    border-radius: var(--md-shape-full);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(8px);
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.event-card-status {
    position: absolute;
    top: 12px;
    right: 12px;
}

.event-card-body {
    padding: 16px;
}

.event-card-title {
    font-family: var(--md-font-family);
    font-size: 17px;
    font-weight: 600;
    color: var(--md-on-surface);
    margin-bottom: 4px;
}

.event-card-subtitle {
    font-size: 13px;
    color: var(--md-on-surface-variant);
    margin-bottom: 12px;
}

.event-card-meta {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}

.event-card-meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--md-on-surface-variant);
}

.event-card-meta-item .material-icons-round {
    font-size: 16px;
    color: var(--md-primary);
}

.event-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-top: 1px solid var(--md-outline-variant);
}

.event-card-actions {
    display: flex;
    gap: 8px;
}

/* ============ Buttons ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border: none;
    border-radius: var(--md-shape-full);
    font-family: var(--md-font-family);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--md-duration-medium) var(--md-easing-standard);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    line-height: 1.4;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: currentColor;
    opacity: 0;
    transition: opacity var(--md-duration-short);
}

.btn:hover::before {
    opacity: 0.08;
}

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

.btn .material-icons-round {
    font-size: 18px;
}

.btn-primary {
    background: var(--md-primary);
    color: var(--md-on-primary);
}

.btn-primary:hover {
    box-shadow: 0 2px 8px rgba(26, 115, 232, 0.3);
    color: var(--md-on-primary);
}

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

.btn-success:hover {
    box-shadow: 0 2px 8px rgba(30, 142, 62, 0.3);
    color: white;
}

.btn-error {
    background: var(--md-error);
    color: white;
}

.btn-error:hover {
    box-shadow: 0 2px 8px rgba(217, 48, 37, 0.3);
    color: white;
}

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

.btn-outlined:hover {
    background: var(--md-primary-container);
    border-color: var(--md-primary);
}

.btn-tonal {
    background: var(--md-primary-container);
    color: var(--md-on-primary-container);
}

.btn-text {
    background: none;
    color: var(--md-primary);
    padding: 10px 16px;
}

.btn-sm {
    padding: 6px 16px;
    font-size: 13px;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--md-shape-full);
}

/* ============ FAB (Floating Action Button) ============ */
.fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: var(--md-shape-lg);
    background: var(--md-primary);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--md-elevation-3);
    transition: all var(--md-duration-medium) var(--md-easing-standard);
    z-index: 50;
    text-decoration: none;
}

.fab:hover {
    box-shadow: var(--md-elevation-4);
    transform: scale(1.05);
    color: white;
}

.fab .material-icons-round {
    font-size: 24px;
}

.fab-extended {
    width: auto;
    padding: 0 20px;
    gap: 8px;
    font-family: var(--md-font-family);
    font-weight: 600;
    font-size: 14px;
}

/* ============ Summary Cards ============ */
.summary-card {
    background: var(--md-surface);
    border-radius: var(--md-shape-lg);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--md-elevation-1);
    transition: all var(--md-duration-medium);
    cursor: pointer;
}

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

.summary-card-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.summary-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--md-shape-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.summary-card-icon.blue {
    background: #e8f0fe;
    color: var(--md-primary);
}

.summary-card-icon.green {
    background: #e6f4ea;
    color: var(--md-success);
}

.summary-card-text h4 {
    font-family: var(--md-font-family);
    font-size: 15px;
    font-weight: 600;
    color: var(--md-on-surface);
}

.summary-card-text p {
    font-size: 13px;
    color: var(--md-on-surface-variant);
}

.summary-card-right {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--md-primary);
    font-size: 14px;
    font-weight: 500;
}

/* ============ Filter Tabs ============ */
.filter-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.filter-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 20px;
    border-radius: var(--md-shape-full);
    border: 1.5px solid var(--md-outline);
    background: var(--md-surface);
    color: var(--md-on-surface-variant);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--md-duration-short);
    text-decoration: none;
}

.filter-tab:hover {
    border-color: var(--md-primary);
    color: var(--md-primary);
    background: var(--md-primary-container);
}

.filter-tab.active {
    background: var(--md-primary);
    color: white;
    border-color: var(--md-primary);
}

.filter-tab .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.filter-tab .dot.technical {
    background: #4285f4;
}

.filter-tab .dot.cultural {
    background: #ea4335;
}

.filter-tab .dot.sports {
    background: #34a853;
}

/* ============ Charts ============ */
.chart-container {
    position: relative;
    padding: 16px;
}

.chart-container canvas {
    max-height: 300px;
}

/* ============ Forms ============ */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--md-on-surface);
    margin-bottom: 6px;
    font-family: var(--md-font-family);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--md-outline);
    border-radius: var(--md-shape-sm);
    font-size: 15px;
    font-family: var(--md-font-body);
    color: var(--md-on-surface);
    background: var(--md-surface);
    transition: all var(--md-duration-short);
    outline: none;
}

.form-control:focus {
    border-color: var(--md-primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.12);
}

.form-control::placeholder {
    color: var(--md-on-surface-variant);
    opacity: 0.6;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='%235f6368'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.form-hint {
    font-size: 12px;
    color: var(--md-on-surface-variant);
    margin-top: 4px;
}

/* ============ Alerts / Flash Messages ============ */
.alert {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: var(--md-shape-md);
    margin-bottom: 16px;
    font-size: 14px;
    animation: slideDown 0.3s var(--md-easing-decelerate);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-12px);
    }

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

.alert-success {
    background: var(--md-success-container);
    color: #137333;
}

.alert-error {
    background: var(--md-error-container);
    color: var(--md-error);
}

.alert-warning {
    background: var(--md-warning-container);
    color: #8a6500;
}

.alert-info {
    background: #e8f0fe;
    color: var(--md-primary-dark);
}

.alert .material-icons-round {
    font-size: 22px;
    flex-shrink: 0;
}

.alert-close {
    margin-left: auto;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    border-radius: var(--md-shape-full);
    display: flex;
    color: inherit;
    opacity: 0.6;
    transition: opacity var(--md-duration-short);
}

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

/* ============ Modals ============ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    z-index: 500;
    opacity: 0;
    visibility: hidden;
    transition: all var(--md-duration-medium) var(--md-easing-standard);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--md-surface);
    border-radius: var(--md-shape-xl);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--md-elevation-4);
    transform: scale(0.9) translateY(20px);
    transition: transform var(--md-duration-medium) var(--md-easing-emphasized);
}

.modal-overlay.show .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 24px 16px;
}

.modal-header h2 {
    font-family: var(--md-font-family);
    font-size: 22px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--md-shape-full);
    color: var(--md-on-surface-variant);
    transition: background var(--md-duration-short);
}

.modal-close:hover {
    background: var(--md-surface-container);
}

.modal-body {
    padding: 0 24px 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 16px 24px;
    border-top: 1px solid var(--md-outline-variant);
}

/* ============ District Summary Bar ============ */
.district-summary {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.district-summary-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--md-surface-dim);
    border-radius: var(--md-shape-sm);
}

.district-summary-item .college-name {
    font-weight: 500;
    font-size: 14px;
    min-width: 180px;
}

.district-summary-item .progress-bar {
    flex: 1;
    height: 8px;
    background: var(--md-surface-container-high);
    border-radius: var(--md-shape-full);
    overflow: hidden;
}

.district-summary-item .progress-fill {
    height: 100%;
    border-radius: var(--md-shape-full);
    background: linear-gradient(90deg, var(--md-primary), #4285f4);
    transition: width var(--md-duration-long);
}

.district-summary-item .event-count {
    font-size: 13px;
    color: var(--md-on-surface-variant);
    min-width: 60px;
    text-align: right;
}

/* ============ Section Headers ============ */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.section-header h3 {
    font-family: var(--md-font-family);
    font-size: 20px;
    font-weight: 600;
    color: var(--md-on-surface);
}

.section-header .filter-select {
    padding: 6px 12px;
    border: 1px solid var(--md-outline);
    border-radius: var(--md-shape-sm);
    font-size: 13px;
    color: var(--md-on-surface-variant);
    background: var(--md-surface);
    outline: none;
}

/* ============ Empty State ============ */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--md-on-surface-variant);
}

.empty-state .material-icons-round {
    font-size: 72px;
    opacity: 0.3;
    margin-bottom: 16px;
}

.empty-state h3 {
    font-family: var(--md-font-family);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--md-on-surface);
}

.empty-state p {
    max-width: 400px;
    margin: 0 auto 24px;
}

/* ============ Responsive ============ */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--md-elevation-4);
    }

    .top-app-bar {
        left: 0;
    }

    .main-content {
        margin-left: 0;
        width: 100%;
    }

    .sidebar-toggle {
        display: flex;
    }

    .search-box {
        min-width: 180px;
    }

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

    .event-cards-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .search-box {
        display: none;
    }

    .welcome-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .event-cards-grid {
        grid-template-columns: 1fr;
    }
}

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

    .page-title {
        font-size: 18px;
    }

    .main-content {
        padding: 16px;
    }

    .content-grid {
        gap: 16px;
    }
}

/* ============ Sidebar Overlay ============ */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 150;
    opacity: 0;
    visibility: hidden;
    transition: all var(--md-duration-medium);
}

.sidebar-overlay.show {
    opacity: 1;
    visibility: visible;
}

/* ============ Loading ============ */
.loading-spinner {
    display: flex;
    justify-content: center;
    padding: 40px;
}

.spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--md-surface-container-high);
    border-top-color: var(--md-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ============ Animations ============ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }

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

.animate-in {
    animation: fadeInUp 0.4s var(--md-easing-decelerate) both;
}

.animate-in:nth-child(1) {
    animation-delay: 0ms;
}

.animate-in:nth-child(2) {
    animation-delay: 50ms;
}

.animate-in:nth-child(3) {
    animation-delay: 100ms;
}

.animate-in:nth-child(4) {
    animation-delay: 150ms;
}

.animate-in:nth-child(5) {
    animation-delay: 200ms;
}

.animate-in:nth-child(6) {
    animation-delay: 250ms;
}

/* Page transition */
.main-content>* {
    animation: fadeInUp 0.35s var(--md-easing-decelerate) both;
}

/* ============ Role-specific accent colors ============ */
body.role-super_admin {
    --role-accent: var(--md-primary);
}

body.role-district_admin {
    --role-accent: #1e8e3e;
}

body.role-college_ambassador {
    --role-accent: #7c4dff;
}

body.role-student {
    --role-accent: #ea8600;
}

/* ============ Utility Classes ============ */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-muted {
    color: var(--md-on-surface-variant);
}

.text-primary {
    color: var(--md-primary);
}

.text-success {
    color: var(--md-success);
}

.text-error {
    color: var(--md-error);
}

.text-warning {
    color: var(--md-warning);
}

.d-flex {
    display: flex;
}

.flex-wrap {
    flex-wrap: wrap;
}

.align-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-8 {
    gap: 8px;
}

.gap-16 {
    gap: 16px;
}

.gap-24 {
    gap: 24px;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-8 {
    margin-bottom: 8px;
}

.mb-16 {
    margin-bottom: 16px;
}

.mb-24 {
    margin-bottom: 24px;
}

.mt-16 {
    margin-top: 16px;
}

.mt-24 {
    margin-top: 24px;
}

.p-0 {
    padding: 0;
}

.w-100 {
    width: 100%;
}

.hidden {
    display: none !important;
}

/* ============ Premium Global Components ============ */

/* Unified Event Cards Grid */
.event-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

/* Premium Event Card */
.event-card {
    background: var(--md-surface);
    border-radius: 28px;
    overflow: hidden;
    border: 1px solid var(--md-outline-variant);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.event-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: var(--md-primary-light);
}

.event-card-banner {
    height: 180px;
    position: relative;
    overflow: hidden;
    background: #f1f5f9;
}

.card-image-content {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.event-card:hover .card-image-content {
    transform: scale(1.05);
}

.event-card-category {
    position: absolute;
    top: 16px;
    left: 16px;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(8px);
    color: white;
    padding: 6px 14px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
}

.event-card-status {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 2;
}

.event-card-body {
    padding: 24px;
    flex: 1;
}

.event-card-title {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 8px;
    line-height: 1.3;
}

.event-card-subtitle {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 16px;
}

.event-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.event-card-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #475569;
    font-weight: 500;
}

.event-card-meta-item .material-icons-round {
    font-size: 18px;
    color: var(--md-primary);
}

.event-card-footer {
    padding: 16px 24px;
    background: #f8fafc;
    border-top: 1px solid #f1f5f9;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Premium Filter Container */
.premium-filters {
    background: white;
    padding: 24px;
    border-radius: 28px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    margin-bottom: 32px;
    border: 1px solid #f1f5f9;
}

/* Premium Badges */
.premium-badge {
    padding: 6px 12px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Stats Cards Modernization */
.stats-card {
    background: white;
    padding: 24px;
    border-radius: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    border: 1px solid #f1f5f9;
    transition: all 0.3s ease;
}

.stats-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.stats-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

/* ============================================
   RESPONSIVE DESIGN & MOBILE OPTIMIZATION
   ============================================ */

/* Desktop Collapsed Sidebar State (Optional) */
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.top-app-bar.expanded { left: var(--sidebar-collapsed); }
.main-content.expanded { margin-left: var(--sidebar-collapsed); width: calc(100% - var(--sidebar-collapsed)); }

/* Mobile Sidebar (Initially Hidden) */
@media screen and (max-width: 1024px) {
    :root {
        --sidebar-width: 0px;
    }

    .sidebar {
        transform: translateX(-100%);
        width: 280px;
        box-shadow: 20px 0 50px rgba(0,0,0,0.1);
        z-index: 1000;
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .sidebar-toggle {
        display: block !important;
    }

    .top-app-bar {
        left: 0 !important;
        padding: 0 16px;
        width: 100% !important;
    }

    .main-content {
        margin-left: 0 !important;
        width: 100% !important;
        padding: 16px;
    }

    .search-box {
        display: none;
    }

    .page-title {
        font-size: 18px;
    }

    .welcome-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

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

    .event-cards-grid {
        grid-template-columns: 1fr;
    }

    /* Modal responsiveness */
    .modal-premium-content {
        width: 95% !important;
        margin: 10px;
    }

    /* Table adjustments */
    .table-responsive {
        border-radius: 16px;
        overflow-x: auto;
    }
}

/* Tablet Adjustments */
@media screen and (min-width: 768px) and (max-width: 1024px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .event-cards-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Global Transition */
* { transition: transform 0.3s ease, margin 0.3s ease, width 0.3s ease; }