/* ===== Stylelink Global Styles ===== */

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

:root {
  --gold: #FFD700;
  --gold-hover: #e6c200;
  --gold-dim: rgba(255,215,0,0.15);
  --bg: #000;
  --bg-card: #0a0a0a;
  --bg-input: #111;
  --border: #222;
  --text: #fff;
  --text-muted: #aaa;
  --text-dim: #777;
  --danger: #ff4444;
  --success: #00c853;
  --radius: 10px;
  --radius-lg: 14px;
  --nav-height: 64px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, Arial, sans-serif;
  margin: 0;
  min-height: 100vh;
  line-height: 1.6;
}

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

/* ===== Navigation ===== */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0,0,0,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: var(--nav-height);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 24px;
}

.nav-logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: -0.5px;
}

.nav-logo span { color: var(--text); }

.nav-links {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  display: block;
  padding: 8px 16px;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--gold);
  background: var(--gold-dim);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px;
  width: auto;
}

/* ===== Page Layout ===== */

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px 60px;
}

.page-narrow {
  max-width: 600px;
}

.page-header {
  margin-bottom: 40px;
}

.page-header h1 {
  color: var(--gold);
  font-size: 2rem;
  margin: 0 0 8px;
}

.page-header p {
  color: var(--text-muted);
  margin: 0;
  font-size: 1.05rem;
}

/* ===== Cards ===== */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.card h3 {
  color: var(--gold);
  margin: 0 0 8px;
  font-size: 1.15rem;
}

.card p {
  color: var(--text-muted);
  margin: 0 0 16px;
  font-size: 0.93rem;
  line-height: 1.55;
}

/* ===== Forms ===== */

.form-group {
  margin-bottom: 18px;
}

label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

label .required {
  color: var(--gold);
  margin-left: 2px;
}

input, select, textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  font-size: 1rem;
  background: var(--bg-input);
  color: var(--text);
  transition: border-color 0.2s;
  font-family: inherit;
}

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

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 2px var(--gold-dim);
}

input[readonly] {
  background: #0d0d0d;
  color: var(--gold);
  font-weight: 600;
  border-style: dashed;
  cursor: default;
}

input.error, select.error, textarea.error {
  border-color: var(--danger);
}

.error-msg {
  color: var(--danger);
  font-size: 0.8rem;
  margin-top: 4px;
  display: none;
}

.error-msg.visible { display: block; }

/* ===== Buttons ===== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: none;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  font-family: inherit;
}

.btn:hover:not(:disabled) { transform: translateY(-1px); }
.btn:active:not(:disabled) { transform: translateY(0); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: var(--gold);
  color: #000;
}

.btn-primary:hover:not(:disabled) { background: var(--gold-hover); }

.btn-block { width: 100%; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
}

.btn-outline:hover:not(:disabled) { background: var(--gold-dim); }

.btn-sm { padding: 8px 16px; font-size: 0.88rem; }

/* ===== Badges & Tags ===== */

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
}

.badge-gold { background: var(--gold-dim); color: var(--gold); }
.badge-success { background: rgba(0,200,83,0.12); color: var(--success); }
.badge-danger { background: rgba(255,68,68,0.12); color: var(--danger); }

/* ===== Status Messages ===== */

.status {
  text-align: center;
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-top: 16px;
  font-size: 0.95rem;
  display: none;
  line-height: 1.4;
}

.status.show { display: block; }

.status.loading {
  background: var(--gold-dim);
  border: 1px solid rgba(255,215,0,0.3);
  color: var(--gold);
}

.status.success {
  background: rgba(0,200,83,0.1);
  border: 1px solid rgba(0,200,83,0.3);
  color: var(--success);
}

.status.error {
  background: rgba(255,68,68,0.1);
  border: 1px solid rgba(255,68,68,0.3);
  color: var(--danger);
}

/* ===== Spinner ===== */

.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* ===== Hero Section ===== */

.hero {
  text-align: center;
  padding: 80px 24px;
}

.hero h1 {
  font-size: 2.8rem;
  color: var(--text);
  margin: 0 0 16px;
  letter-spacing: -1px;
}

.hero h1 span { color: var(--gold); }

.hero p {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 560px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Feature Grid ===== */

.features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 60px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: border-color 0.2s;
}

.feature-card:hover { border-color: var(--gold); }

.feature-icon {
  font-size: 1.8rem;
  margin-bottom: 12px;
  display: block;
}

.feature-card h3 {
  color: var(--text);
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.feature-card p {
  color: var(--text-muted);
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
}

/* ===== Section Headings ===== */

.section-heading {
  text-align: center;
  margin-bottom: 40px;
}

.section-heading h2 {
  color: var(--text);
  font-size: 1.8rem;
  margin: 0 0 8px;
}

.section-heading h2 span { color: var(--gold); }

.section-heading p {
  color: var(--text-muted);
  margin: 0;
}

/* ===== Tables (Admin) ===== */

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th {
  background: #111;
  color: var(--gold);
  text-align: left;
  padding: 14px 16px;
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }

/* ===== Stat Cards (Admin) ===== */

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
}

.stat-card .stat-label {
  font-size: 0.82rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 6px;
}

.stat-card .stat-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--gold);
  margin: 0;
}

/* ===== Tabs ===== */

.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
  overflow-x: auto;
}

.tab-btn {
  padding: 10px 20px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
  width: auto;
}

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

.tab-btn.active {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

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

/* ===== Marketplace Grid ===== */

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s;
}

.product-card:hover { border-color: var(--gold); }

.product-img {
  width: 100%;
  height: 200px;
  background: #111;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  font-size: 2.5rem;
  border-bottom: 1px solid var(--border);
}

.product-body {
  padding: 20px;
}

.product-body h3 {
  color: var(--text);
  margin: 0 0 6px;
  font-size: 1.05rem;
}

.product-body .product-price {
  color: var(--gold);
  font-weight: 700;
  font-size: 1.1rem;
  margin: 0 0 8px;
}

.product-body .product-desc {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin: 0 0 16px;
  line-height: 1.5;
}

/* ===== Service Loading ===== */

.service-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: #999;
  font-size: 0.95rem;
}

.service-loading .spinner {
  border-top-color: var(--gold);
  border-right-color: var(--gold);
  flex-shrink: 0;
}

/* ===== Service Multi-Select Checkboxes ===== */

.service-checkbox-list {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-height: 260px;
  overflow-y: auto;
  transition: border-color 0.2s;
}

.service-checkbox-list.error {
  border-color: var(--danger);
}

.service-checkbox-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s;
  margin-bottom: 0;
}

.service-checkbox-item:last-child {
  border-bottom: none;
}

.service-checkbox-item:hover {
  background: rgba(255,215,0,0.05);
}

.service-checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  accent-color: var(--gold);
  cursor: pointer;
  padding: 0;
  margin: 0;
}

.service-checkbox-text {
  flex: 1;
  color: var(--text);
  font-size: 0.95rem;
}

.service-checkbox-price {
  color: var(--gold);
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
}

.retry-btn {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 6px 16px;
  border-radius: 6px;
  font-size: 0.85rem;
  cursor: pointer;
  margin-top: 8px;
  width: auto;
}

.retry-btn:hover { background: var(--gold-dim); }

/* ===== Success Card ===== */

.success-card {
  text-align: center;
  padding: 30px 20px;
}

.success-card .checkmark {
  font-size: 3rem;
  margin-bottom: 12px;
  display: block;
  color: var(--success);
}

.success-card h3 {
  color: var(--success);
  margin: 0 0 10px;
  font-size: 1.3rem;
}

.success-card p {
  color: var(--text-muted);
  margin: 0 0 20px;
  line-height: 1.5;
}

/* ===== Till Number Box ===== */

.till-number-box {
  text-align: center;
  padding: 24px 16px;
  background: var(--gold-dim);
  border: 1px solid rgba(255,215,0,0.25);
  border-radius: var(--radius);
}

.till-number-box .till-label {
  color: var(--text-muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 8px;
}

.till-number-box .till-value {
  color: var(--gold);
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: 3px;
  margin: 0 0 10px;
}

.till-number-box .till-hint {
  color: var(--text-dim);
  font-size: 0.82rem;
  margin: 0;
  line-height: 1.5;
}

/* ===== Footer ===== */

.footer {
  border-top: 1px solid var(--border);
  padding: 32px 24px;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.footer a { color: var(--gold); }

/* ===== Empty State ===== */

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-dim);
}

.empty-state .empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  display: block;
}

.empty-state p { margin: 0 0 20px; }

/* ===== Filter Bar ===== */

.filter-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.filter-bar input, .filter-bar select {
  max-width: 280px;
}

/* ===== Responsive ===== */

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.97);
    border-bottom: 1px solid var(--border);
    padding: 12px;
    gap: 4px;
  }

  .hero { padding: 48px 16px; }
  .hero h1 { font-size: 2rem; }

  .page { padding: 24px 16px 40px; }
  .page-header h1 { font-size: 1.6rem; }

  .features { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }

  .filter-bar { flex-direction: column; }
  .filter-bar input, .filter-bar select { max-width: 100%; }
}

@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.6rem; }
}