/**
 * Sistem Jadwal Kuliah Mahasiswa - Master Stylesheet
 * File: assets/css/style.css
 */

:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --primary-border: #bfdbfe;
    
    --secondary: #475569;
    --secondary-hover: #334155;
    --secondary-light: #f1f5f9;
    
    --success: #10b981;
    --success-light: #ecfdf5;
    --danger: #ef4444;
    --danger-light: #fef2f2;
    --warning: #f59e0b;
    --warning-light: #fffbeb;
    
    --dark: #0f172a;
    --gray-800: #1e293b;
    --gray-700: #334155;
    --gray-600: #475569;
    --gray-500: #64748b;
    --gray-400: #94a3b8;
    --gray-300: #cbd5e1;
    --gray-200: #e2e8f0;
    --gray-100: #f1f5f9;
    --gray-50: #f8fafc;
    --white: #ffffff;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 18px;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    
    --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.5;
    color: var(--gray-700);
    background-color: var(--gray-50);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.15s ease;
}

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

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
    color: var(--dark);
    font-weight: 700;
    line-height: 1.25;
}

.text-dark { color: var(--dark); }
.text-muted { color: var(--gray-500); }
.text-center { text-align: center; }
.font-semibold { font-weight: 600; }
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }

/* ============================================================
   1. LOGIN PAGE STYLES
   ============================================================ */
.login-body {
    background: linear-gradient(135deg, #f0f4fd 0%, #e2e8f0 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-wrapper {
    width: 100%;
    max-width: 440px;
}

.login-card {
    background-color: var(--white);
    border-radius: var(--radius-xl);
    padding: 36px 32px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
}

.login-header {
    text-align: center;
    margin-bottom: 28px;
}

.login-logo-circle {
    width: 58px;
    height: 58px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px auto;
}

.login-header h2 {
    font-size: 24px;
    margin-bottom: 6px;
}

.login-header p {
    color: var(--gray-500);
    font-size: 14px;
}

.auth-form .form-group {
    margin-bottom: 20px;
}

.auth-form label {
    display: block;
    font-weight: 600;
    font-size: 13.5px;
    margin-bottom: 7px;
    color: var(--gray-800);
}

.input-icon-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 14px;
    color: var(--gray-400);
    pointer-events: none;
}

.input-icon-wrapper .form-control {
    padding-left: 44px;
}

.form-control {
    width: 100%;
    height: 44px;
    padding: 8px 14px;
    font-size: 14.5px;
    font-family: inherit;
    color: var(--gray-800);
    background-color: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-control-sm {
    height: 38px;
    padding: 6px 12px;
    font-size: 13.5px;
}

.login-accounts-box {
    margin-top: 24px;
    padding: 16px;
    background-color: var(--gray-50);
    border: 1px dashed var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 13px;
}

.accounts-title {
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.account-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.account-item:last-child {
    margin-bottom: 0;
}

.account-item code {
    background: var(--gray-200);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
    color: var(--gray-800);
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    color: var(--gray-400);
    font-size: 12px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    height: 44px;
    padding: 0 18px;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-sm {
    height: 36px;
    padding: 0 14px;
    font-size: 13px;
    border-radius: var(--radius-sm);
}

.btn-block {
    width: 100%;
}

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

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

.btn-secondary {
    background-color: var(--secondary-light);
    color: var(--secondary);
    border-color: var(--gray-300);
}

.btn-secondary:hover {
    background-color: var(--gray-200);
    color: var(--dark);
}

.btn-outline {
    background-color: transparent;
    color: var(--gray-700);
    border-color: var(--gray-300);
}

.btn-outline:hover {
    background-color: var(--gray-100);
    color: var(--dark);
}

.btn-outline-danger {
    background-color: transparent;
    color: var(--danger);
    border-color: #fca5a5;
}

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

/* Alerts */
.alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 13.5px;
    margin-bottom: 20px;
    border: 1px solid transparent;
}

.alert-danger {
    background-color: var(--danger-light);
    color: #b91c1c;
    border-color: #fecaca;
}

.alert-success {
    background-color: var(--success-light);
    color: #065f46;
    border-color: #a7f3d0;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    font-size: 11.5px;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.badge-admin {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-student {
    background-color: #dbeafe;
    color: #1e40af;
}

/* ============================================================
   2. DASHBOARD LAYOUT & SIDEBAR (ADMIN)
   ============================================================ */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
    position: relative;
}

.sidebar {
    width: 260px;
    background-color: var(--white);
    border-right: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: transform 0.25s ease;
    z-index: 50;
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    font-weight: 700;
    color: var(--dark);
}

.brand-badge svg {
    color: var(--primary);
}

.btn-close-sidebar {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--gray-500);
    cursor: pointer;
}

.user-profile-badge {
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--gray-100);
    background-color: var(--gray-50);
}

.avatar-circle {
    width: 42px;
    height: 42px;
    background-color: var(--primary);
    color: var(--white);
    font-weight: 700;
    font-size: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-meta {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.user-meta strong {
    font-size: 14px;
    color: var(--dark);
}

.sidebar-nav {
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-grow: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    font-weight: 600;
    font-size: 14px;
    color: var(--gray-600);
    border-radius: var(--radius-md);
    transition: all 0.15s ease;
}

.nav-item:hover {
    background-color: var(--gray-100);
    color: var(--dark);
}

.nav-item.active {
    background-color: var(--primary-light);
    color: var(--primary);
}

.sidebar-footer {
    padding: 16px 12px;
    border-top: 1px solid var(--gray-100);
}

.nav-logout {
    color: var(--danger);
}

.nav-logout:hover {
    background-color: var(--danger-light);
    color: var(--danger);
}

/* Main Content Area */
.main-wrapper {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    background-color: var(--gray-50);
}

.top-navbar {
    height: 70px;
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
}

.btn-toggle-sidebar {
    display: none;
    background: none;
    border: none;
    color: var(--gray-700);
    cursor: pointer;
    padding: 4px;
    margin-right: 12px;
}

.navbar-title h1 {
    font-size: 18px;
    margin-bottom: 2px;
}

.date-indicator {
    font-size: 12.5px;
    color: var(--gray-500);
}

.content-container {
    padding: 28px;
    flex-grow: 1;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: 22px 20px;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-icon-wrapper {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.bg-blue-light { background-color: #dbeafe; }
.text-blue { color: #2563eb; }

.bg-emerald-light { background-color: #d1fae5; }
.text-emerald { color: #059669; }

.bg-purple-light { background-color: #ede9fe; }
.text-purple { color: #7c3aed; }

.stat-label {
    font-size: 13px;
    color: var(--gray-500);
    font-weight: 500;
}

.stat-number {
    font-size: 26px;
    color: var(--dark);
    margin: 2px 0;
}

.stat-desc {
    font-size: 12px;
    color: var(--gray-400);
}

/* Generic Cards */
.card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    margin-bottom: 24px;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
}

.card-title {
    font-size: 17px;
    margin-bottom: 2px;
}

.card-subtitle {
    font-size: 13px;
    color: var(--gray-500);
}

.card-header-actions {
    display: flex;
    gap: 10px;
}

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    text-align: left;
}

.data-table th {
    background-color: #f8fafc;
    color: var(--gray-600);
    font-weight: 600;
    font-size: 12.5px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--gray-200);
}

.data-table td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
    vertical-align: middle;
}

.data-table tr:hover td {
    background-color: #fcfdfe;
}

.empty-state-row {
    padding: 40px !important;
    color: var(--gray-500);
}

/* Day Badges */
.day-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 12px;
}

.day-senin  { background: #eff6ff; color: #1d4ed8; }
.day-selasa { background: #fdf2f8; color: #be185d; }
.day-rabu   { background: #ecfdf5; color: #047857; }
.day-kamis  { background: #fffbeb; color: #b45309; }
.day-jumat  { background: #ede9fe; color: #6d28d9; }
.day-sabtu  { background: #fef2f2; color: #b91c1c; }
.day-minggu { background: #f1f5f9; color: #475569; }

.room-tag {
    display: inline-block;
    background-color: var(--gray-100);
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 12.5px;
    color: var(--gray-700);
    font-weight: 600;
}

.class-tag {
    display: inline-block;
    background-color: #f3e8ff;
    color: #6b21a8;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-action {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gray-200);
    background-color: var(--white);
    color: var(--gray-600);
    transition: all 0.15s ease;
}

.btn-action.btn-edit:hover {
    color: var(--primary);
    border-color: var(--primary-border);
    background-color: var(--primary-light);
}

.btn-action.btn-delete:hover {
    color: var(--danger);
    border-color: #fecaca;
    background-color: var(--danger-light);
}

/* Toolbar & Filter Form */
.toolbar-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    border: 1px solid var(--gray-200);
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.form-row-filter {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    white-space: nowrap;
}

.flex-1 {
    flex-grow: 1;
}

.input-search-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
}

/* CRUD Form Styling */
.form-card {
    max-width: 760px;
}

.crud-form {
    padding: 24px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.col-span-2 {
    grid-column: span 2;
}

.form-time-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.required {
    color: var(--danger);
}

.form-actions {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-100);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* ============================================================
   3. STUDENT THEME & DASHBOARD
   ============================================================ */
.student-navbar {
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 40;
}

.student-container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

.navbar-inner {
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.user-status-bar {
    display: flex;
    align-items: center;
    gap: 18px;
}

.student-user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.student-name {
    color: var(--dark);
}

.main-content-student {
    padding-top: 32px;
    padding-bottom: 60px;
}

/* Welcome Banner */
.welcome-banner {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 24px;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px;
    margin-bottom: 36px;
    box-shadow: var(--shadow-md);
}

.welcome-banner h2 {
    color: var(--white);
    font-size: 24px;
    margin-bottom: 8px;
}

.banner-subtitle {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray-300);
    font-size: 14px;
}

.next-class-card {
    background-color: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    padding: 18px;
    backdrop-filter: blur(8px);
}

.badge-status-ongoing {
    display: inline-block;
    background-color: #10b981;
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.badge-status-upcoming {
    display: inline-block;
    background-color: #3b82f6;
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.badge-status-free {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.next-class-title {
    color: var(--white);
    font-size: 16px;
    margin-bottom: 6px;
}

.next-class-meta {
    font-size: 12.5px;
    color: var(--gray-300);
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.next-class-desc {
    font-size: 13px;
    color: var(--gray-300);
}

/* Student Section */
.student-section {
    margin-bottom: 40px;
}

.section-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.section-heading {
    font-size: 19px;
    color: var(--dark);
    margin-bottom: 3px;
}

.section-subheading {
    font-size: 13.5px;
    color: var(--gray-500);
}

.pill-count {
    background-color: var(--primary-light);
    color: var(--primary);
    font-weight: 700;
    font-size: 12.5px;
    padding: 5px 12px;
    border-radius: 20px;
}

/* Today Grid */
.cards-grid-today {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 18px;
}

.today-class-card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
}

.today-class-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-border);
}

.today-class-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.time-badge {
    font-family: ui-monospace, monospace;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    background-color: var(--primary-light);
    padding: 4px 8px;
    border-radius: 6px;
}

.today-course-title {
    font-size: 16px;
    color: var(--dark);
    margin-bottom: 8px;
}

.today-course-lecturer {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--gray-500);
    margin-bottom: 16px;
    flex-grow: 1;
}

.today-course-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid var(--gray-100);
    padding-top: 12px;
}

.click-hint {
    font-size: 12px;
    color: var(--primary);
    font-weight: 600;
}

.empty-schedule-card {
    background-color: var(--white);
    border: 1px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    padding: 48px 20px;
    text-align: center;
    color: var(--gray-500);
}

.empty-schedule-card svg {
    color: var(--gray-400);
    margin-bottom: 12px;
}

.empty-schedule-card h4 {
    font-size: 16px;
    color: var(--gray-700);
    margin-bottom: 4px;
}

/* Student Filter & Search */
.student-filter-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 20px;
}

.day-filter-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-pill {
    padding: 8px 16px;
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-600);
    transition: all 0.15s ease;
}

.filter-pill:hover {
    background-color: var(--gray-100);
    color: var(--dark);
}

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

.search-input-box {
    display: flex;
    align-items: center;
    background-color: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    padding: 4px 12px;
    gap: 8px;
}

.search-input-box input {
    flex-grow: 1;
    border: none;
    outline: none;
    font-family: inherit;
    font-size: 14px;
    padding: 8px 0;
    color: var(--gray-800);
}

.student-table-card {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
}

.student-footer {
    border-top: 1px solid var(--gray-200);
    padding: 24px 0;
    color: var(--gray-400);
    font-size: 13px;
    background-color: var(--white);
}

/* ============================================================
   4. MODAL DIALOG
   ============================================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 100;
    backdrop-filter: blur(4px);
}

.modal-box {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 480px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: modalIn 0.2s ease-out;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 17px;
    color: var(--dark);
}

.modal-close-btn {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--gray-400);
    cursor: pointer;
    line-height: 1;
}

.modal-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--gray-100);
    font-size: 14px;
}

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

.detail-label {
    color: var(--gray-500);
}

.detail-value {
    color: var(--dark);
    text-align: right;
}

.modal-footer {
    padding: 16px 24px;
    background-color: var(--gray-50);
    border-top: 1px solid var(--gray-100);
}

/* ============================================================
   5. RESPONSIVE MEDIA QUERIES
   ============================================================ */
@media (max-width: 900px) {
    .sidebar {
        position: fixed;
        top: 0;
        bottom: 0;
        left: 0;
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: 0 0 30px rgba(0, 0, 0, 0.2);
    }

    .btn-close-sidebar {
        display: block;
    }

    .btn-toggle-sidebar {
        display: block;
    }

    .welcome-banner {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .content-container {
        padding: 16px;
    }

    .top-navbar {
        padding: 0 16px;
    }

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

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

    .col-span-2 {
        grid-column: span 1;
    }

    .user-status-bar {
        gap: 10px;
    }

    .greeting-text {
        display: none;
    }
}