/* ═══════════════════════════════════════════════════════════════
   Rewards Redeem - Design System
   Typography: Geist (sans) + Geist Mono (mono)
   Palette: Zinc neutrals + Emerald accent
   Radii: 12px (cards) / 8px (inputs, pills) / 6px (tags)
   Theme: Light
   ═══════════════════════════════════════════════════════════════ */

:root {
    --font-sans: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-mono: "Geist Mono", "SF Mono", "Cascadia Code", monospace;

    /* Zinc-based neutrals */
    --bg: #fafafa;
    --bg-card: #ffffff;
    --bg-hover: #f4f4f5;
    --bg-muted: #f0f0f2;

    --border: #e4e4e7;
    --border-focus: #a1a1aa;

    --text-1: #18181b;
    --text-2: #52525b;
    --text-3: #a1a1aa;

    /* Accent: Emerald */
    --accent: #059669;
    --accent-light: #d1fae5;
    --accent-dark: #047857;

    /* Semantic */
    --positive: #059669;
    --negative: #dc2626;
    --warning: #d97706;
    --info: #2563eb;

    --radius-card: 12px;
    --radius-input: 8px;
    --radius-pill: 20px;
    --radius-tag: 6px;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-lg: 0 4px 12px rgba(0,0,0,0.08);
}

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

html {
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-1);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body { min-height: 100dvh; display: flex; flex-direction: column; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

img { display: block; max-width: 100%; }

/* ═══ Header ═══ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
    padding: 0 24px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-1);
    text-decoration: none;
}

.brand-mark {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 800;
}

.brand-accent { color: var(--accent); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: var(--radius-input);
    font-size: 0.87rem;
    font-weight: 500;
    color: var(--text-2);
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
}

.nav-link:hover {
    background: var(--bg-hover);
    color: var(--text-1);
    text-decoration: none;
}

.nav-link.active {
    background: var(--accent-light);
    color: var(--accent-dark);
}

.nav-link i { font-size: 0.8rem; }

/* ═══ Container ═══ */
.container {
    width: min(1200px, 94%);
    margin: 24px auto 60px;
    flex: 1;
}

/* ═══ Flash ═══ */
.flash-list { display: grid; gap: 8px; margin-bottom: 20px; }

.flash {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-input);
    font-size: 0.9rem;
    font-weight: 500;
}

.flash.success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.flash.error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.flash.info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }

/* ═══ Auth Layout ═══ */
.auth-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
    min-height: 70vh;
    padding: 40px 0;
}

@media (max-width: 800px) {
    .auth-layout { grid-template-columns: 1fr; gap: 32px; padding: 20px 0; }
}

.auth-hero h1 {
    font-size: 2.4rem;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--text-1);
}

.auth-sub {
    font-size: 1.05rem;
    color: var(--text-2);
    margin-top: 12px;
    max-width: 50ch;
}

.steps {
    display: flex;
    gap: 24px;
    margin-top: 32px;
}

.step {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-2);
}

.step-n {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent-light);
    color: var(--accent-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

@media (max-width: 600px) {
    .steps { flex-direction: column; gap: 12px; }
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 32px;
    box-shadow: var(--shadow-card);
}

.auth-card h2 {
    font-size: 1.3rem;
    margin-bottom: 20px;
}

/* ─── Auth Tabs ─── */
.auth-tabs {
    display: flex;
    border-bottom: 2px solid var(--border);
    margin: -4px -4px 20px;
}
.auth-tab {
    flex: 1;
    padding: 10px 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-3);
    background: none;
    border: none;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s;
}
.auth-tab:hover { color: var(--text-2); }
.auth-tab.active { color: var(--accent-dark); border-bottom-color: var(--accent); }

.auth-panel { display: none; }
.auth-panel.active { display: block; }

/* ─── Auth Divider ─── */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 16px 0;
    color: var(--text-3);
    font-size: 0.82rem;
}
.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

/* ─── Outline Button ─── */
.btn-outline {
    background: transparent !important;
    color: var(--text-2) !important;
    border: 1.5px solid var(--border) !important;
}
.btn-outline:hover {
    background: var(--bg-hover) !important;
    border-color: var(--border-focus) !important;
    color: var(--text-1) !important;
}

/* ─── Danger Button ─── */
.btn-danger {
    background: #ef4444 !important;
    border-color: #dc2626 !important;
}
.btn-danger:hover { background: #dc2626 !important; }

/* ─── Header Actions ─── */
.header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}
.header-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-input);
    color: var(--text-2);
    font-size: 0.95rem;
    transition: all 0.15s;
}
.header-link:hover {
    background: var(--bg-hover);
    color: var(--accent-dark);
    text-decoration: none;
}

/* ─── 2FA Warning Banner ─── */
.banner-2fa {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    margin-bottom: 16px;
    background: #fffbeb;
    color: #92400e;
    border: 1px solid #fde68a;
    border-radius: var(--radius-input);
    font-size: 0.9rem;
    font-weight: 500;
}
.banner-2fa a { color: #d97706; font-weight: 700; text-decoration: underline; }
.banner-2fa a:hover { color: #92400e; }

/* ─── Text Link ─── */
.text-link {
    font-size: 0.87rem;
    color: var(--text-3);
    font-weight: 500;
}
.text-link:hover { color: var(--accent-dark); }

.bg-2 { background: var(--bg-muted); }

/* ═══ Dashboard Header ═══ */
.dash-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.dash-greeting h1 {
    font-size: 1.6rem;
    letter-spacing: -0.02em;
}

.dash-email {
    font-size: 0.87rem;
    color: var(--text-3);
    margin-top: 2px;
}

.dash-email i { font-size: 0.75rem; }

/* ═══ Stat Row ═══ */
.stat-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.stat-row-6 {
    grid-template-columns: repeat(6, 1fr);
}

@media (max-width: 900px) {
    .stat-row-6 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 600px) {
    .stat-row { grid-template-columns: 1fr; }
    .stat-row-6 { grid-template-columns: repeat(2, 1fr); }
}

.stat {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    box-shadow: var(--shadow-sm);
}

.stat-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.stat-num {
    font-family: var(--font-mono);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-1);
    letter-spacing: -0.02em;
}

.stat-num.pending { color: var(--warning); }
.stat-num.available { color: var(--positive); }

/* ═══ Section ═══ */
.section { margin-bottom: 32px; }

.section-heading {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-1);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.section-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.section-header-row .section-heading { margin-bottom: 0; }

.counter {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-3);
    background: var(--bg-muted);
    padding: 3px 10px;
    border-radius: var(--radius-tag);
}

/* ═══ Catalog (grouped) ═══ */
.catalog {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.reward-group { position: relative; }

.reward-group.oos { opacity: 0.5; pointer-events: none; }

.reward-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
    box-shadow: var(--shadow-sm);
    height: 100%;
}

.reward-group:not(.oos) .reward-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.reward-group.expanded .reward-card {
    border-color: var(--accent);
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.reward-img-wrap {
    height: 100px;
    background: var(--bg-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.reward-img-wrap img {
    max-height: 68px;
    object-fit: contain;
}

.reward-body {
    padding: 14px 16px 16px;
}

.reward-body h3 {
    font-size: 0.92rem;
    font-weight: 600;
    margin-bottom: 4px;
    line-height: 1.3;
}

.reward-desc {
    font-size: 0.78rem;
    color: var(--text-3);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.reward-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.reward-cost {
    font-size: 0.82rem;
    color: var(--text-2);
}

/* Expandable options */
.reward-options {
    display: none;
    background: var(--bg-card);
    border: 1px solid var(--accent);
    border-top: none;
    border-bottom-left-radius: var(--radius-card);
    border-bottom-right-radius: var(--radius-card);
    padding: 8px;
    gap: 4px;
    flex-direction: column;
}

.reward-group.expanded .reward-options {
    display: flex;
}

.option-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-input);
    background: var(--bg-card);
    font-family: var(--font-sans);
    font-size: 0.82rem;
    cursor: pointer;
    transition: background 0.12s, border-color 0.12s;
    text-align: left;
    color: var(--text-1);
}

.option-btn:hover:not(.disabled) {
    background: var(--accent-light);
    border-color: var(--accent);
}

.option-btn.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.option-label {
    font-weight: 600;
    flex: 1;
}

.option-cost {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent-dark);
}

.option-stock {
    font-size: 0.7rem;
    color: var(--text-3);
}

.option-oos {
    font-size: 0.7rem;
    color: var(--negative);
    font-weight: 600;
}

/* ═══ Tags ═══ */
.tag {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-tag);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.tag-stock { background: #dbeafe; color: #1d4ed8; }
.tag-cash { background: var(--accent-light); color: var(--accent-dark); }
.tag-oos { background: #f4f4f5; color: var(--text-3); }

/* ═══ Forms ═══ */
.form-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}

.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 14px;
}

.field label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-2);
}

.field input,
.field select,
.field textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-input);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--text-1);
    background: var(--bg-card);
    outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.12);
}

.field input[type="file"] {
    padding: 8px 12px;
    font-size: 0.82rem;
}

.field-row {
    display: flex;
    gap: 12px;
    align-items: flex-end;
}

.field-row .field { flex: 0 0 auto; }
.field-row .field.grow { flex: 1 1 0; }

@media (max-width: 600px) {
    .field-row { flex-direction: column; align-items: stretch; }
    .field-row .field { width: 100% !important; }
}

.form-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 4px;
}

.hint {
    font-size: 0.78rem;
    color: var(--text-3);
}

.checkbox-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    cursor: pointer;
}

.checkbox-wrap input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent);
}

/* ═══ Buttons ═══ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-input);
    background: var(--accent);
    color: #fff;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
    white-space: nowrap;
}

.btn:hover {
    background: var(--accent-dark);
    text-decoration: none;
}

.btn:active { transform: scale(0.98); }

.btn-full { width: 100%; }

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-input);
    background: transparent;
    color: var(--text-2);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

.btn-ghost:hover {
    background: var(--bg-hover);
    border-color: var(--border-focus);
}

.btn-sm { padding: 6px 12px; font-size: 0.82rem; }

.btn-approve, .btn-reject {
    padding: 6px 10px;
    border: 1px solid;
    border-radius: var(--radius-tag);
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    background: transparent;
    transition: background 0.15s;
}

.btn-approve {
    color: var(--positive);
    border-color: #a7f3d0;
}

.btn-approve:hover { background: #ecfdf5; }

.btn-reject {
    color: var(--negative);
    border-color: #fecaca;
}

.btn-reject:hover { background: #fef2f2; }

.btn-update {
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-tag);
    background: var(--bg-card);
    color: var(--text-2);
    cursor: pointer;
    font-size: 0.82rem;
    transition: background 0.15s;
}

.btn-update:hover { background: var(--bg-hover); }

/* ═══ Tables ═══ */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

@media (max-width: 900px) {
    .grid-2 { grid-template-columns: 1fr; }
}

.table-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    overflow-x: auto;
    box-shadow: var(--shadow-sm);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.87rem;
}

thead th {
    padding: 12px 16px;
    text-align: left;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid var(--border);
    background: var(--bg-muted);
}

tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid #f4f4f5;
    vertical-align: middle;
}

tbody tr:last-child td { border-bottom: none; }

tbody tr:hover td { background: #fafafa; }

.cell-user {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.cell-user small {
    font-size: 0.75rem;
    color: var(--text-3);
}

.cell-note {
    max-width: 200px;
    font-size: 0.82rem;
    color: var(--text-2);
}

.link-url {
    display: inline-block;
    font-size: 0.82rem;
    color: var(--info);
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.usd-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: 4px;
    background: #dbeafe;
    color: #1d4ed8;
    margin-left: 6px;
    vertical-align: middle;
}

.sub-note {
    font-size: 0.75rem;
    color: var(--text-3);
    margin-top: 3px;
}

.empty {
    text-align: center;
    color: var(--text-3);
    padding: 32px 16px !important;
    font-size: 0.87rem;
}

.thumb {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-tag);
    object-fit: contain;
    background: var(--bg-muted);
    padding: 4px;
}

/* ═══ Pills ═══ */
.pill {
    display: inline-block;
    padding: 3px 10px;
    border-radius: var(--radius-pill);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.pill-pending { background: #fef3c7; color: #92400e; }
.pill-approved { background: #d1fae5; color: #065f46; }
.pill-rejected { background: #fee2e2; color: #991b1b; }

.reward-pill-sm {
    display: inline-block;
    padding: 3px 10px;
    border-radius: var(--radius-tag);
    font-size: 0.78rem;
    font-weight: 600;
    background: var(--bg-muted);
    color: var(--text-1);
}

/* ═══ Text colors ═══ */
.text-pos { color: var(--positive); font-weight: 600; font-family: var(--font-mono); }
.text-neg { color: var(--negative); font-weight: 600; font-family: var(--font-mono); }

/* ═══ Admin Inline Forms ═══ */
.action-inline {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.input-sm {
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-tag);
    font-family: var(--font-sans);
    font-size: 0.82rem;
    width: 64px;
    outline: none;
    color: var(--text-1);
    background: var(--bg-card);
}

.input-sm:focus { border-color: var(--accent); }

.input-wide { width: 120px; }

.btn-pair {
    display: flex;
    gap: 4px;
}

/* ═══ Modal ═══ */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}

.modal-backdrop.open {
    opacity: 1;
    pointer-events: all;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    width: min(440px, 90%);
    padding: 28px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
    transform: scale(0.95) translateY(8px);
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
}

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

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-3);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.15s;
}

.modal-close:hover {
    background: var(--bg-hover);
    color: var(--text-1);
}

.modal-hero {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.modal-img {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-input);
    background: var(--bg-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.modal-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 8px;
}

.modal-img i {
    font-size: 1.4rem;
    color: var(--text-3);
}

.modal-hero h3 {
    font-size: 1.15rem;
    font-weight: 700;
}

.modal-cost-text {
    font-family: var(--font-mono);
    font-size: 0.87rem;
    color: var(--accent);
    font-weight: 600;
    margin-top: 2px;
}

/* ═══ Balance Chip (marketplace) ═══ */
.balance-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--accent-light);
    border: 1px solid #a7f3d0;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--accent-dark);
}

.balance-chip i { font-size: 0.85rem; }

.balance-chip small {
    font-size: 0.78rem;
    font-weight: 500;
    opacity: 0.7;
    margin-left: 4px;
}

/* ═══ Admin Tabs ═══ */
.tabs {
    display: flex;
    gap: 2px;
    margin-bottom: 24px;
    border-bottom: 2px solid var(--border);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border: none;
    background: transparent;
    font-family: var(--font-sans);
    font-size: 0.87rem;
    font-weight: 500;
    color: var(--text-3);
    cursor: pointer;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: color 0.15s, border-color 0.15s;
}

.tab:hover {
    color: var(--text-1);
}

.tab.active {
    color: var(--accent-dark);
    border-bottom-color: var(--accent);
    font-weight: 600;
}

.tab i { font-size: 0.78rem; }

.tab-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 9px;
    background: var(--negative);
    color: #fff;
    font-size: 0.68rem;
    font-weight: 700;
    line-height: 1;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

.panel-sub-heading {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-1);
    margin-bottom: 12px;
}

/* ═══ Footer ═══ */
.site-footer {
    text-align: center;
    padding: 24px;
    font-size: 0.78rem;
    color: var(--text-3);
    border-top: 1px solid var(--border);
    margin-top: auto;
}

/* ═══ Responsive ═══ */
@media (max-width: 600px) {
    .site-header { padding: 0 12px; height: 48px; }
    .container { width: 96%; margin: 16px auto 40px; }
    .auth-hero h1 { font-size: 1.6rem; }
    .stat-num { font-size: 1.3rem; }
    .catalog { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
    .reward-img-wrap { height: 80px; }
    .dash-greeting h1 { font-size: 1.3rem; }
    table { font-size: 0.82rem; }
    thead th, tbody td { padding: 8px 10px; }
    .tabs { gap: 0; }
    .tab { padding: 8px 12px; font-size: 0.82rem; }
}