:root {
    --bg: #f8fafc; /* Slate 50 */
    --bg-strong: #f1f5f9; /* Slate 100 */
    --surface: #ffffff;
    --surface-soft: #f8fafc;
    --surface-accent: #eef2ff; /* Indigo soft */
    --line: #e2e8f0; /* Slate 200 */
    --line-strong: #cbd5e1; /* Slate 300 */
    --text: #1e293b; /* Slate 800 */
    --muted: #64748b; /* Slate 500 */
    --muted-soft: #94a3b8; /* Slate 400 */
    --primary: #4f46e5; /* Indigo 600 */
    --primary-strong: #4338ca; /* Indigo 700 */
    --primary-soft: #eef2ff; /* Indigo 50 */
    --accent: #10b981; /* Emerald 500 */
    --accent-soft: #ecfdf5; /* Emerald 50 */
    --warning: #f59e0b;
    --warning-soft: #fffbeb;
    --danger: #ef4444;
    --danger-soft: #fef2f2;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius-xl: 24px;
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 8px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}

.page-shell {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
}

/* Global Navigation */
.public-topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}

.topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.brand-lockup {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: var(--primary);
    color: #fff;
    font-weight: 800;
    font-size: 1.2rem;
}

.brand-copy strong { font-size: 1.1rem; font-weight: 700; color: var(--text); }
.brand-copy small { display: block; font-size: 0.7rem; font-weight: 600; color: var(--muted-soft); text-transform: uppercase; }

/* Buttons Style Restore */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 10px; border-radius: 14px; padding: 12px 24px;
    font-weight: 700; cursor: pointer; transition: 0.2s; border: 1px solid transparent; text-decoration: none;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-strong); transform: translateY(-1px); }
.btn-secondary { background: var(--surface); border-color: var(--line); color: var(--text); }
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }
.btn-ghost { background: transparent; color: var(--muted); border-color: var(--line); }
.btn-block { width: 100%; }

/* Layout Panels */
.surface-card, .hero-panel, .auth-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: var(--shadow-md);
}

/* Auth & Guided Spacing */
.auth-layout { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; }
.form-grid { display: grid; gap: 20px; }
.field-group { display: grid; gap: 8px; }
.field-label { font-size: 0.78rem; font-weight: 800; text-transform: uppercase; color: var(--muted); letter-spacing: 0.05em; }
.field, .field-select, .field-textarea {
    width: 100%; border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; font: inherit; outline: none;
}
.field:focus { border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-soft); }

/* Admin Sidebar Restore */
.admin-layout { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.admin-sidebar {
    background: #1e293b; /* Legacy Slate dark */
    color: #fff; padding: 40px 24px;
    position: sticky; top: 0; height: 100vh;
}
.sidebar-nav { display: grid; gap: 8px; margin-top: 40px; }
.sidebar-link {
    padding: 12px 16px; border-radius: 10px; font-weight: 600; color: #94a3b8;
    transition: 0.2s; display: flex; align-items: center; gap: 12px; text-decoration: none;
}
.sidebar-link:hover, .sidebar-link.active { background: rgba(255,255,255,0.1); color: #fff; }
.sidebar-link.logout { margin-top: auto; color: #f87171; }

.admin-main { background: var(--bg); flex: 1; min-width: 0; }
.responsive-container { padding: 40px; width: 100%; max-width: 1200px; margin: 0 auto; transition: padding 0.2s; }

/* Mobile Bottom Nav */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: 64px;
    background: var(--surface);
    border-top: 1px solid var(--line);
    z-index: 1000;
    justify-content: space-around;
    align-items: center;
    padding: 0 10px;
}

.mobile-nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    text-decoration: none;
    color: var(--muted);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
}

.mobile-nav-link.active { color: var(--primary); }
.mobile-nav-link svg { width: 20px; height: 20px; transition: 0.2s; stroke: currentColor; fill: none; stroke-width: 2.5; }
.mobile-nav-link.active svg { stroke: var(--primary); }

/* Tables & Data */
.compact-table-group { border: 1px solid var(--line); border-radius: 16px; overflow: hidden; background: var(--surface); }
.compact-table { width: 100%; border-collapse: collapse; }
.compact-table th { padding: 16px 20px; text-align: left; font-size: 0.72rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; border-bottom: 1px solid var(--line); background: var(--bg-strong); }
.compact-table td { padding: 16px 20px; border-bottom: 1px solid var(--bg-strong); vertical-align: middle; }

/* Dashboard Grids */
.report-metric-grid, .metric-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; margin-bottom: 40px; }
.report-metric-card, .metric-card {
    padding: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: 20px;
    display: flex; flex-direction: column; gap: 8px; transition: 0.2s;
}
.report-metric-card:hover, .metric-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--primary-soft); }
.report-metric-card span, .metric-card span { font-size: 0.75rem; font-weight: 800; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.report-metric-card strong, .metric-card strong { font-size: 2rem; font-weight: 900; color: var(--text); letter-spacing: -0.02em; }

/* Tags & Status */
.tag { display: inline-flex; align-items: center; padding: 6px 12px; border-radius: 8px; font-size: 0.68rem; font-weight: 900; text-transform: uppercase; letter-spacing: 0.03em; }
.tag-success { background: var(--accent-soft); color: var(--accent); }
.tag-danger { background: var(--danger-soft); color: var(--danger); }
.tag-warning { background: var(--warning-soft); color: var(--warning); }
.tag-primary { background: var(--primary-soft); color: var(--primary); }
.tag-muted { background: var(--bg-strong); color: var(--muted); }

/* Typography Admin */
.hero-title { font-size: 3rem; font-weight: 900; letter-spacing: -0.05em; color: var(--text); line-height: 1.1; }
.detail-title { font-size: 2.2rem; font-weight: 900; letter-spacing: -0.04em; color: var(--text); }
.section-title { font-size: 1.4rem; font-weight: 800; letter-spacing: -0.02em; color: var(--text); }
.muted-note { color: var(--muted); font-size: 0.88rem; line-height: 1.5; }
.info-label { display: inline-flex; padding: 4px 10px; background: var(--primary-soft); border-radius: 6px; font-size: 0.65rem; font-weight: 900; text-transform: uppercase; color: var(--primary); letter-spacing: 0.05em; margin-bottom: 8px; }

/* Helpers */
.spacer-top { margin-top: 24px; }
.spacer-bottom { margin-bottom: 24px; }
.card-stack { display: grid; gap: 16px; }
.content-grid { display: grid; gap: 32px; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #dc2626; transform: translateY(-1px); }

/* Layout Grids */
.summary-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.page-block { padding: 40px 0; }

/* Action Rows */
.action-row-full {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 16px; border-radius: 12px;
    border: 1px solid var(--line); background: var(--surface);
}

/* Hero Actions */
.hero-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

/* Toggle Minimal */
.toggle-minimal { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.toggle-minimal input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--primary); }

/* Topbar Link */
.topbar-link {
    color: var(--muted); font-size: 0.85rem; font-weight: 700; text-decoration: none;
    display: inline-block; transition: 0.2s;
}
.topbar-link:hover { color: var(--primary); }

/* Section Typography */
.section-kicker { font-size: 0.72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.1em; color: var(--primary); margin-bottom: 8px; }
.section-copy { color: var(--muted); font-size: 0.95rem; line-height: 1.6; }
.hero-kicker { font-size: 0.72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 8px; }

/* Auth Panel (for guided split-layout pages) */
.auth-panel {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: #fff; padding: 48px; border-radius: var(--radius-xl);
    display: flex; flex-direction: column; justify-content: center;
}
.auth-title { font-size: 2.2rem; font-weight: 900; letter-spacing: -0.04em; line-height: 1.1; color: #fff; }
.auth-copy { color: #94a3b8; font-size: 0.95rem; line-height: 1.6; margin-top: 16px; }

/* Feature Grid (mini cards inside panels) */
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.feature-card {
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px; padding: 20px;
}
.feature-card strong { display: block; color: #fff; font-size: 0.95rem; margin-bottom: 4px; }
.feature-card p { color: #94a3b8; font-size: 0.8rem; line-height: 1.4; margin: 0; }

/* Info Grid & Items */
.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
.info-item { display: flex; flex-direction: column; gap: 6px; }
.info-value { font-weight: 700; font-size: 0.95rem; color: var(--text); }

/* Status Pills (Legacy Support) */
.status-pill {
    display: inline-flex; align-items: center; padding: 6px 14px; border-radius: 8px;
    font-size: 0.68rem; font-weight: 900; text-transform: uppercase; letter-spacing: 0.03em;
}
.status-open { background: var(--accent-soft); color: var(--accent); }
.status-closed { background: var(--danger-soft); color: var(--danger); }
.status-pending { background: var(--warning-soft); color: var(--warning); }

/* Tag Variants */
.tag-ghost { background: var(--bg-strong); color: var(--muted); border: 1px solid var(--line); }
.tag-secondary { background: var(--surface); color: var(--text); border: 1px solid var(--line); }

/* Day Pills Row */
.day-pills { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }

/* Drawer System */
.ui-drawer {
    position: fixed; inset: 0; background: rgba(15,23,42,0.4); backdrop-filter: blur(4px);
    z-index: 2000; display: none; justify-content: flex-end;
}
.ui-drawer[aria-hidden="false"], .ui-drawer.open { display: flex; }
.drawer-card {
    width: min(520px, 90vw); background: var(--surface); height: 100%;
    padding: 40px; overflow-y: auto; position: relative;
    box-shadow: -10px 0 40px rgba(0,0,0,0.1);
}
.drawer-close {
    position: absolute; top: 24px; right: 24px; background: none; border: none;
    font-size: 1.5rem; color: var(--muted); cursor: pointer; width: 32px; height: 32px;
    display: grid; place-items: center; border-radius: 50%; transition: 0.2s;
}
.drawer-close:hover { background: var(--bg-strong); color: var(--text); }
.drawer-header { margin-bottom: 24px; }
.drawer-title { font-size: 1.4rem; font-weight: 800; color: var(--text); }

/* Field Select */
.field-select {
    width: 100%; border: 1px solid var(--line); border-radius: 12px;
    padding: 12px 16px; font: inherit; outline: none; background: var(--surface);
    cursor: pointer; appearance: auto;
}
.field-select:focus { border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-soft); }

/* Textarea */
.field-textarea {
    width: 100%; border: 1px solid var(--line); border-radius: 12px;
    padding: 12px 16px; font: inherit; outline: none; resize: vertical; min-height: 80px;
}
.field-textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-soft); }

@media (max-width: 900px) {
    .admin-layout { grid-template-columns: 1fr; padding-bottom: 64px; } /* Space for bottom bar */
    .admin-sidebar { display: none; }
    .responsive-container { padding: 24px 20px; }
    .auth-layout { grid-template-columns: 1fr; }
    .report-metric-grid, .metric-grid, .content-grid { grid-template-columns: 1fr !important; gap: 16px; }
    .mobile-bottom-nav { display: flex; }
    
    .compact-table-group { border-radius: 12px; }
    .compact-table th, .compact-table td { padding: 12px; }
    .brand-lockup strong { font-size: 0.9rem; }
    
    .hero-title { font-size: 2.2rem; }
    .detail-title { font-size: 1.8rem; }
    .section-title { font-size: 1.25rem; }
    
    .data-table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: 12px; }

    .hero-panel-mini {
        flex-direction: column !important;
        align-items: center !important;
        text-align: center;
        gap: 16px;
    }
    .hero-panel-mini .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-actions {
        flex-wrap: wrap;
        gap: 10px;
    }

    .grid-2 {
        grid-template-columns: 1fr !important;
    }

    .surface-card {
        padding: 24px;
        border-radius: 20px;
    }

    .topbar-actions {
        gap: 8px;
    }
    .topbar-actions .btn {
        padding: 8px 14px;
        font-size: 0.75rem;
    }

    .summary-grid { grid-template-columns: 1fr; gap: 20px; }
    .row-2 { grid-template-columns: 1fr; }
    .feature-grid { grid-template-columns: 1fr; }

    .auth-panel {
        padding: 32px;
        border-radius: 20px;
    }
    .auth-title { font-size: 1.8rem; }

    .hero-panel > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .drawer-card {
        width: 100vw;
        padding: 24px;
    }

    /* Fix index.html hero grid */
    .hero-panel > div { grid-template-columns: 1fr !important; }
}

@media (max-width: 480px) {
    .responsive-container { padding: 20px 16px; }
    .hero-title { font-size: 1.8rem; }
    .detail-title { font-size: 1.5rem; }
    .metric-card strong { font-size: 1.75rem; }

    .surface-card {
        padding: 20px;
        border-radius: 16px;
    }

    .compact-table th, .compact-table td {
        padding: 10px 8px;
        font-size: 0.8rem;
    }

    .mobile-bottom-nav {
        height: 60px;
        padding-bottom: env(safe-area-inset-bottom, 0);
    }

    .btn {
        padding: 10px 18px;
        font-size: 0.85rem;
    }
    .auth-panel { padding: 24px; border-radius: 16px; }
    .auth-title { font-size: 1.5rem; }
    .feature-grid { gap: 12px; }
    .feature-card { padding: 16px; }
    .row-2 { gap: 12px; }
}

/* Modals */
.ui-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.ui-modal.open {
    opacity: 1;
}

.modal-card {
    background: var(--surface);
    width: min(500px, 90vw);
    border-radius: var(--radius-lg);
    padding: 32px;
    position: relative;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--line);
    transform: translateY(20px) scale(0.95);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.ui-modal.open .modal-card {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--muted);
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    transition: 0.2s;
    line-height: 1;
}

.modal-close:hover {
    background: var(--bg-strong);
    color: var(--text);
}

.modal-kicker {
    font-size: 0.72rem;
    font-weight: 800;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.modal-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 12px;
}

.modal-copy {
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.5;
}