/* ============================================
   Scam Shield — Dark Crimson Theme CSS
   ============================================ */

:root {
    --bg: #0a0a0b;
    --bg-card: #141416;
    --bg-secondary: #1c1c20;
    --bg-elevated: #222228;
    --fg: #f0f0f2;
    --fg-muted: #78788a;
    --fg-dim: #55556a;
    --primary: #dc2650;
    --primary-hover: #e8335e;
    --primary-glow: rgba(220,38,80,0.15);
    --primary-subtle: rgba(220,38,80,0.08);
    --neon: #22c55e;
    --neon-glow: rgba(34,197,94,0.15);
    --warning: #f59e0b;
    --warning-glow: rgba(245,158,11,0.15);
    --danger: #ef4444;
    --danger-glow: rgba(239,68,68,0.15);
    --info: #3b82f6;
    --info-glow: rgba(59,130,246,0.15);
    --border: #1e1e24;
    --border-hover: #2e2e38;
    --radius: 0.625rem;
    --radius-lg: 1rem;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'IBM Plex Mono', 'SF Mono', monospace;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 20px rgba(220,38,80,0.1);
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--fg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
code { font-family: var(--font-mono); font-size: 0.85em; background: var(--bg-secondary); padding: 0.1em 0.4em; border-radius: 0.25rem; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 1rem; }
.text-primary { color: var(--primary); }
.text-muted { color: var(--fg-muted); }
.text-neon { color: var(--neon); }
.text-warning { color: var(--warning); }
.text-center { text-align: center; }
.font-mono { font-family: var(--font-mono); }
.tabular-nums { font-variant-numeric: tabular-nums; }
.uppercase { text-transform: uppercase; }
.tracking-wide { letter-spacing: 0.05em; }

/* ---- Navbar ---- */
.navbar {
    position: sticky; top: 0; z-index: 50;
    background: rgba(10,10,11,0.8);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; }
.nav-brand { display: flex; align-items: center; gap: 0.5rem; font-family: var(--font-mono); font-weight: 700; font-size: 1.1rem; flex-shrink: 0; }
.nav-links { display: flex; align-items: center; gap: 1.5rem; font-size: 0.875rem; }
.nav-links a { color: var(--fg-muted); transition: color var(--transition); position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--fg); }
.nav-links a.active::after { content: ''; position: absolute; bottom: -0.5rem; left: 50%; transform: translateX(-50%); width: 4px; height: 4px; border-radius: 50%; background: var(--primary); }
.nav-toggle { display: none; background: none; border: none; color: var(--fg); cursor: pointer; padding: 0.5rem; border-radius: var(--radius); transition: background var(--transition); }
.nav-toggle:hover { background: var(--bg-secondary); }

@media (max-width: 640px) {
    .nav-toggle { display: flex; align-items: center; }
    .nav-links {
        display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0;
        background: rgba(10,10,11,0.97); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border);
        padding: 1rem; gap: 0.75rem; align-items: stretch; text-align: center;
    }
    .nav-links.open { display: flex; }
    .nav-links .btn { width: 100%; justify-content: center; }
}

/* ---- Buttons ---- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.5rem 1.125rem; border-radius: var(--radius);
    font-size: 0.8125rem; font-weight: 500; font-family: var(--font-sans);
    border: 1px solid var(--border); background: var(--bg-secondary); color: var(--fg);
    cursor: pointer; transition: all var(--transition); white-space: nowrap;
    text-decoration: none; line-height: 1.4;
}
.btn:hover { border-color: var(--border-hover); background: var(--bg-elevated); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; box-shadow: 0 2px 8px rgba(220,38,80,0.3); }
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); box-shadow: 0 4px 16px rgba(220,38,80,0.4); }
.btn-sm { padding: 0.3125rem 0.75rem; font-size: 0.75rem; }
.btn-danger { background: var(--danger-glow); border-color: rgba(239,68,68,0.3); color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-success { background: var(--neon-glow); border-color: rgba(34,197,94,0.3); color: var(--neon); }
.btn-success:hover { background: var(--neon); color: #000; border-color: var(--neon); }
.btn-warning { background: var(--warning-glow); border-color: rgba(245,158,11,0.3); color: var(--warning); }
.btn-warning:hover { background: var(--warning); color: #000; border-color: var(--warning); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--fg-muted); }
.btn-ghost:hover { color: var(--fg); background: var(--bg-secondary); }
.btn-block { width: 100%; }
.btn-icon { padding: 0.4rem; min-width: 2rem; min-height: 2rem; }

/* ---- Cards ---- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
}
.card:hover { border-color: var(--border-hover); }
.card-body { padding: 1.25rem; }
.card-header { padding: 1rem 1.25rem; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; }
.card-header h3 { font-size: 0.8125rem; font-weight: 600; display: flex; align-items: center; gap: 0.5rem; }
.card-footer { padding: 0.75rem 1.25rem; border-top: 1px solid var(--border); background: var(--bg-secondary); }

/* ---- Forms ---- */
.form-group { margin-bottom: 1rem; }
.form-label { display: block; font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--fg-muted); margin-bottom: 0.375rem; font-weight: 600; }
.form-input, .form-select, .form-textarea {
    width: 100%; padding: 0.5625rem 0.875rem; background: var(--bg); border: 1px solid var(--border);
    border-radius: var(--radius); color: var(--fg); font-size: 0.875rem; font-family: var(--font-sans);
    transition: all var(--transition); -webkit-appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow); }
.form-input::placeholder, .form-textarea::placeholder { color: var(--fg-dim); }
.form-textarea { min-height: 120px; resize: vertical; }
.form-select { 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='none' stroke='%2378788a' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.75rem center; padding-right: 2rem; }
.form-hint { font-size: 0.6875rem; color: var(--fg-dim); margin-top: 0.25rem; }

/* ---- Badges ---- */
.badge { display: inline-flex; align-items: center; gap: 0.25rem; padding: 0.1875rem 0.5rem; border-radius: 0.375rem; font-size: 0.625rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; }
.badge-pending { background: var(--warning-glow); color: var(--warning); }
.badge-approved { background: var(--neon-glow); color: var(--neon); }
.badge-rejected { background: var(--danger-glow); color: var(--danger); }
.badge-required { background: var(--primary-glow); color: var(--primary); font-size: 0.6rem; }
.badge-optional { background: var(--bg-secondary); color: var(--fg-muted); font-size: 0.6rem; }
.badge-info { background: var(--info-glow); color: var(--info); }

/* ---- Grid ---- */
.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 768px) {
    .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---- Hero ---- */
.hero { min-height: 70vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 4rem 1rem; text-align: center; }
.hero h1 { font-family: var(--font-mono); font-size: clamp(1.75rem, 5vw, 4rem); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 1rem; }
.hero h1 .primary { color: var(--primary); font-style: italic; }
.hero p { color: var(--fg-muted); max-width: 36rem; margin: 0 auto; font-size: clamp(0.875rem, 2.5vw, 1rem); }
@media (max-width: 480px) {
    .hero { min-height: 60vh; padding: 2.5rem 1rem; }
}

/* ---- Stat Cards (Admin) ---- */
.stat-card {
    background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
    padding: 1.25rem; text-align: center; position: relative; overflow: hidden;
    transition: all var(--transition);
}
.stat-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.stat-card .stat-icon { width: 2.5rem; height: 2.5rem; border-radius: 0.625rem; display: flex; align-items: center; justify-content: center; margin: 0 auto 0.75rem; }
.stat-card .stat-num { font-family: var(--font-mono); font-size: 1.75rem; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.2; }
.stat-card .stat-label { font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--fg-muted); margin-top: 0.25rem; font-weight: 500; }

/* Stat boxes (public pages) */
.stat-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; margin-top: 2rem; }
.stat-box { text-align: center; padding: 0.75rem 1.25rem; border-radius: var(--radius); border: 1px solid var(--border); background: var(--bg-card); min-width: 0; flex: 1 1 auto; }
.stat-box .num { font-family: var(--font-mono); font-size: clamp(1.1rem, 3vw, 1.5rem); font-weight: 700; font-variant-numeric: tabular-nums; }
.stat-box .label { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--fg-muted); margin-top: 0.25rem; }
@media (max-width: 480px) {
    .stat-row { gap: 0.5rem; }
    .stat-box { padding: 0.5rem 0.75rem; }
}

/* ---- Search bar ---- */
.search-bar { display: flex; gap: 0.5rem; max-width: 42rem; margin: 0 auto; }
.search-bar .form-select { max-width: 160px; flex-shrink: 0; }
.search-bar .form-input { flex: 1; min-width: 0; }
@media (max-width: 640px) {
    .search-bar { flex-direction: column; }
    .search-bar .form-select { max-width: 100%; }
}

/* ---- Upload zone ---- */
.upload-zone {
    border: 2px dashed var(--border); border-radius: var(--radius-lg); padding: 2rem; text-align: center;
    cursor: pointer; transition: all var(--transition); position: relative; background: var(--bg-secondary);
}
.upload-zone:hover { border-color: rgba(220,38,80,0.4); background: var(--primary-subtle); }
.upload-zone.dragover { border-color: var(--primary); background: var(--primary-glow); }
.upload-zone input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.upload-zone-icon { width: 3rem; height: 3rem; border-radius: 0.75rem; background: var(--primary-glow); display: flex; align-items: center; justify-content: center; margin: 0 auto 0.75rem; }
.preview-grid { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.5rem; }
.preview-thumb { width: 80px; height: 56px; border-radius: 0.375rem; overflow: hidden; border: 1px solid var(--border); }
.preview-thumb img { width: 100%; height: 100%; object-fit: cover; }

/* ---- Progress bar ---- */
.progress-bar { display: flex; gap: 0.25rem; margin-bottom: 2rem; }
.progress-bar .step { flex: 1; height: 4px; border-radius: 2px; background: var(--bg-secondary); }
.progress-bar .step.active { background: var(--primary); }

/* ---- Section ---- */
.section { padding: 3rem 0; }
.section-title { font-family: var(--font-mono); font-size: clamp(1.25rem, 3vw, 1.5rem); font-weight: 700; margin-bottom: 0.25rem; }
.section-sub { font-size: 0.875rem; color: var(--fg-muted); }
@media (max-width: 480px) {
    .section { padding: 2rem 0; }
}

/* ---- Ticker ---- */
.ticker-wrap { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg-card); padding: 0.75rem 0; overflow: hidden; }
.ticker { display: flex; gap: 2rem; animation: ticker-scroll 30s linear infinite; white-space: nowrap; }
.ticker-item { display: flex; align-items: center; gap: 0.5rem; font-size: 0.8rem; color: var(--fg-muted); }
.ticker-item .val { font-family: var(--font-mono); color: var(--fg); }
@keyframes ticker-scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ---- Contact cards ---- */
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; max-width: 56rem; margin: 0 auto; }
@media (max-width: 768px) { .contact-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 400px) { .contact-grid { grid-template-columns: 1fr; } }

/* ---- Evidence gallery ---- */
.evidence-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; }
.evidence-grid a { display: block; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); aspect-ratio: 16/9; }
.evidence-grid img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(100%); transition: filter var(--transition); }
.evidence-grid a:hover img { filter: grayscale(0); }
@media (max-width: 480px) { .evidence-grid { grid-template-columns: repeat(2, 1fr); } }

/* ---- Admin Layout ---- */
.admin-page { padding: 1.5rem 1rem 3rem; }

.admin-header {
    display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem;
    margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border);
}
.admin-header-left { display: flex; align-items: center; gap: 0.75rem; }
.admin-avatar {
    width: 2.5rem; height: 2.5rem; border-radius: 0.625rem; background: var(--primary-glow);
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.admin-title { font-family: var(--font-mono); font-size: 1.125rem; font-weight: 700; line-height: 1.3; }
.admin-subtitle { font-size: 0.6875rem; color: var(--fg-muted); margin-top: 0.125rem; }
.admin-actions { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }

@media (max-width: 480px) {
    .admin-header { flex-direction: column; align-items: stretch; }
    .admin-actions { justify-content: flex-start; }
}

/* ---- Admin Stats Grid ---- */
.admin-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.75rem; margin-bottom: 1.5rem; }
@media (max-width: 768px) { .admin-stats { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 400px) { .admin-stats { grid-template-columns: 1fr; } }

/* ---- Report Cards (Admin) ---- */
.report-card { margin-bottom: 0.5rem; border-left: 3px solid transparent; }
.report-card.status-pending { border-left-color: var(--warning); }
.report-card.status-approved { border-left-color: var(--neon); }
.report-card.status-rejected { border-left-color: var(--danger); }
.report-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 0.75rem; }
.report-meta { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.375rem; }
.report-id { font-family: var(--font-mono); font-size: 0.6875rem; color: var(--fg-dim); }
.report-actions { display: flex; gap: 0.25rem; flex-shrink: 0; flex-wrap: wrap; }
.report-desc { font-size: 0.8125rem; margin-top: 0.375rem; color: var(--fg-muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.5; }
.report-identifier { font-family: var(--font-mono); font-size: 0.75rem; color: var(--fg); background: var(--bg-secondary); padding: 0.25rem 0.5rem; border-radius: 0.375rem; display: inline-flex; align-items: center; gap: 0.375rem; word-break: break-all; }
.report-identifier .type-label { color: var(--fg-dim); font-size: 0.625rem; text-transform: uppercase; letter-spacing: 0.04em; }
.report-footer { display: flex; align-items: center; gap: 0.75rem; margin-top: 0.5rem; flex-wrap: wrap; }
.report-footer-item { display: inline-flex; align-items: center; gap: 0.25rem; font-size: 0.6875rem; color: var(--fg-dim); }
.report-footer-item.loss { color: var(--primary); font-family: var(--font-mono); font-weight: 600; }

.report-detail { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--border); }
.report-detail h4 { font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--fg-muted); font-weight: 600; margin-bottom: 0.5rem; }

@media (max-width: 640px) {
    .report-header { flex-direction: column; }
    .report-actions { width: 100%; justify-content: flex-start; margin-top: 0.5rem; }
}

/* ---- Tabs ---- */
.tabs { display: inline-flex; gap: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.tab {
    padding: 0.5rem 1rem; font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.06em;
    background: var(--bg-secondary); color: var(--fg-muted); cursor: pointer; border: none;
    transition: all var(--transition); white-space: nowrap; font-weight: 500;
    font-family: var(--font-sans); text-decoration: none; display: inline-flex; align-items: center; gap: 0.375rem;
}
.tab:hover { color: var(--fg); background: var(--bg-elevated); }
.tab.active { background: var(--primary-glow); color: var(--primary); font-weight: 600; }
.tab .tab-count { background: var(--bg-elevated); padding: 0.0625rem 0.375rem; border-radius: 0.25rem; font-size: 0.625rem; min-width: 1.25rem; text-align: center; }
.tab.active .tab-count { background: var(--primary-subtle); }

/* ---- Login ---- */
.login-wrap { min-height: 80vh; display: flex; align-items: center; justify-content: center; padding: 1rem; }
.login-card { width: 100%; max-width: 22rem; }
.login-card .card-body { padding: 2rem; }
.login-divider { display: flex; align-items: center; gap: 0.75rem; margin: 1.5rem 0; font-size: 0.6875rem; color: var(--fg-dim); text-transform: uppercase; letter-spacing: 0.06em; }
.login-divider::before, .login-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* ---- Alerts ---- */
.alert { padding: 0.875rem 1rem; border-radius: var(--radius); font-size: 0.8125rem; margin-bottom: 1rem; word-break: break-word; display: flex; align-items: flex-start; gap: 0.5rem; line-height: 1.5; }
.alert-error, .alert-danger { background: var(--danger-glow); border: 1px solid rgba(239,68,68,0.2); color: #fca5a5; }
.alert-success { background: var(--neon-glow); border: 1px solid rgba(34,197,94,0.2); color: #86efac; }
.alert-warning { background: var(--warning-glow); border: 1px solid rgba(245,158,11,0.2); color: #fcd34d; }
.alert-info { background: var(--info-glow); border: 1px solid rgba(59,130,246,0.2); color: #93c5fd; }
.alert strong { font-weight: 600; }

/* ---- Tables ---- */
.table { width: 100%; border-collapse: collapse; font-size: 0.8125rem; }
.table th {
    text-align: left; padding: 0.5rem 0.75rem; font-size: 0.625rem; text-transform: uppercase;
    letter-spacing: 0.06em; color: var(--fg-dim); font-weight: 600; border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}
.table td { padding: 0.5rem 0.75rem; border-bottom: 1px solid var(--border); vertical-align: top; }
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--bg-secondary); }

/* ---- Empty state ---- */
.empty-state { text-align: center; padding: 3rem 1rem; }
.empty-state-icon { width: 3.5rem; height: 3.5rem; border-radius: 1rem; background: var(--bg-secondary); display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; }
.empty-state-title { font-size: 0.875rem; font-weight: 600; margin-bottom: 0.25rem; }
.empty-state-desc { font-size: 0.8125rem; color: var(--fg-muted); }

/* ---- Footer ---- */
.footer { border-top: 1px solid var(--border); padding: 2rem 1rem; text-align: center; font-size: 0.8rem; color: var(--fg-muted); }

/* ---- Flagged banner ---- */
.flagged-banner { border: 1px solid var(--primary); background: var(--primary-glow); border-radius: var(--radius-lg); padding: 1.25rem; text-align: center; margin-bottom: 2rem; }
.flagged-banner h2 { font-family: var(--font-mono); font-size: clamp(1rem, 3vw, 1.5rem); font-weight: 700; color: var(--primary); word-break: break-word; }

/* ---- Profile sidebar ---- */
.profile-card { position: sticky; top: 5rem; }
.profile-item { margin-bottom: 0.75rem; }
.profile-item .plabel { font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--fg-muted); font-weight: 500; }
.profile-item .pvalue { font-family: var(--font-mono); font-size: 0.875rem; word-break: break-all; }
.profile-item .pvalue.big { font-size: 1.25rem; font-weight: 700; color: var(--primary); }

/* ---- Two col layout ---- */
.two-col { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; }
@media (max-width: 768px) {
    .two-col { grid-template-columns: 1fr; }
    .profile-card { position: static; }
}

/* ---- Utility ---- */
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hidden { display: none; }
.w-full { width: 100%; }

/* ---- Divider ---- */
.divider { height: 1px; background: var(--border); margin: 1rem 0; }

/* ---- Tooltip ---- */
[data-tooltip] { position: relative; }
[data-tooltip]:hover::after {
    content: attr(data-tooltip); position: absolute; bottom: calc(100% + 0.5rem); left: 50%;
    transform: translateX(-50%); background: var(--fg); color: var(--bg); font-size: 0.6875rem;
    padding: 0.25rem 0.5rem; border-radius: 0.25rem; white-space: nowrap; pointer-events: none;
    z-index: 10;
}

/* ---- Touch-friendly on mobile ---- */
@media (max-width: 640px) {
    .btn { padding: 0.625rem 1rem; font-size: 0.8125rem; }
    .btn-sm { padding: 0.4375rem 0.75rem; font-size: 0.75rem; }
    .card-body { padding: 1rem; }
    .form-input, .form-select, .form-textarea { padding: 0.625rem; font-size: 0.9375rem; }
    .admin-page { padding: 1rem 0.75rem 2rem; }
}

/* ---- Animations ---- */
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeIn 0.3s ease-out; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
.pulse { animation: pulse 2s ease-in-out infinite; }