:root {
  --bg: #f9fafb;
  --bg-soft: #eef0f4;
  --card: #ffffff;
  --text: #111827;
  --muted: #6b7280;
  --border: #e5e7eb;
  --primary: #667eea;
  --primary-strong: #5a67d8;
  --primary-grad: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --accent: #764ba2;
  --success: #16a34a;
  --success-bg: #f0fdf4;
  --danger: #dc2626;
  --danger-bg: #fef2f2;
  --warning-bg: #fffbeb;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(16, 24, 40, 0.08), 0 1px 2px rgba(16, 24, 40, 0.04);
  --shadow-lg: 0 10px 25px rgba(16, 24, 40, 0.12);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "Noto Sans", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --bg-soft: #171a21;
    --card: #1a1e27;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --border: #2a2f3a;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --success-bg: #10231a;
    --danger-bg: #2a1215;
    --warning-bg: #26200f;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--primary);
  color: #fff;
  padding: 8px 12px;
  z-index: 100;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; text-decoration: none; }

/* Header */
.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(6px);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 60px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--primary-grad);
  color: #fff;
  font-weight: 800;
}
.main-nav {
  display: flex;
  gap: 4px;
  flex: 1;
  flex-wrap: wrap;
}
.main-nav a {
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
}
.main-nav a:hover { background: var(--bg-soft); text-decoration: none; }
.main-nav a[aria-current="page"] {
  background: var(--primary);
  color: #fff;
}
.auth-buttons {
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
}
.user-chip {
  font-weight: 600;
  font-size: 0.9rem;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.inline-form { display: inline-flex; margin: 0; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s, transform 0.05s;
  background: transparent;
  color: var(--text);
  font-family: inherit;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary-grad); color: #fff; }
.btn-primary:hover { filter: brightness(1.05); }
.btn-outline {
  border-color: var(--primary);
  color: var(--primary-strong);
  background: transparent;
}
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-ghost {
  border-color: var(--border);
  background: var(--card);
  color: var(--text);
}
.btn-ghost:hover { background: var(--bg-soft); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { filter: brightness(1.05); }
.btn-small { padding: 6px 12px; font-size: 0.85rem; }
.btn.is-active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* Layout helpers */
.main { padding-top: 24px; padding-bottom: 48px; min-height: 60vh; }
.section { margin-top: 32px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.section-title { font-size: 1.35rem; margin: 0 0 16px; }
.page-head { margin: 8px 0 20px; }
.page-head h1 { font-size: 1.8rem; margin: 0 0 6px; }
.h2 { font-size: 1.25rem; margin: 0 0 8px; }
.muted { color: var(--muted); }
.muted.small, .small { font-size: 0.85rem; }
.text-link { color: var(--primary-strong); }

/* Hero */
.hero {
  text-align: center;
  padding: 48px 16px 32px;
  border-radius: var(--radius);
  background: var(--primary-grad);
  color: #fff;
  margin-top: 8px;
  box-shadow: var(--shadow-lg);
}
.hero h1 { margin: 0 0 12px; font-size: 2rem; line-height: 1.2; }
.hero-sub { max-width: 640px; margin: 0 auto 24px; opacity: 0.95; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero .btn { background: #fff; color: var(--primary-strong); }
.hero .btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}
.hero .btn-outline:hover { background: rgba(255, 255, 255, 0.15); }

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}
.service-card { display: flex; flex-direction: column; gap: 8px; }
.service-card-head { display: flex; justify-content: space-between; gap: 8px; align-items: flex-start; }
.service-card-title { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.service-card-name { margin: 0; font-size: 1.1rem; }
.service-card-name a { color: var(--text); }
.service-card-name a:hover { color: var(--primary-strong); text-decoration: none; }
.service-card-rating { display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.rating-num { font-weight: 800; font-size: 1.15rem; }
.rating-weak { color: var(--muted); font-size: 0.85rem; }
.rating-count { color: var(--muted); font-size: 0.85rem; }
.service-card-username { color: var(--muted); font-size: 0.9rem; margin: 0; }
.service-card-desc { margin: 0; color: var(--text); }
.service-card-meta { display: flex; gap: 6px; flex-wrap: wrap; margin-top: auto; }
.service-card > .btn { align-self: flex-start; margin-top: 8px; }

/* Tags & badges */
.tag {
  display: inline-flex;
  align-items: center;
  background: var(--bg-soft);
  color: var(--muted);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 0.8rem;
  font-weight: 500;
}
.tag:hover { background: var(--primary); color: #fff; text-decoration: none; }
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
}
.badge-verified { background: var(--success-bg); color: var(--success); border: 1px solid rgba(22,163,74,.3); }
.badge-ok { background: var(--success-bg); color: var(--success); }
.badge-pending { background: var(--warning-bg); color: #b45309; border: 1px solid rgba(180,83,9,.3); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-muted { background: var(--bg-soft); color: var(--muted); }
.badge-demo { background: var(--primary); color: #fff; }
.badge-admin { background: var(--accent); color: #fff; }

/* Category chips */
.category-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.category-chip {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  color: var(--text);
  text-decoration: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.category-chip:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
}
.category-name { font-weight: 700; }
.category-count { color: var(--muted); font-size: 0.85rem; }

/* Filters */
.filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 20px; align-items: center; }
.filters .input { flex: 1; min-width: 180px; }
.filters select.input { flex: 0 1 200px; }

/* Stars */
.star { color: #d1d5db; }
.star-full { color: #f59e0b; }
.star-half { color: #f59e0b; }
.review-card-rating .star { font-size: 1.05rem; }

/* Reviews */
.review-list { display: flex; flex-direction: column; gap: 14px; }
.review-card { display: flex; flex-direction: column; gap: 8px; }
.review-card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  flex-wrap: wrap;
}
.review-card-author { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.author-name { font-weight: 700; }
.author-username { color: var(--muted); font-size: 0.85rem; }
.review-card-title { margin: 4px 0 0; font-size: 1.05rem; }
.review-card-title a { color: var(--text); }
.review-facts { display: flex; gap: 8px; flex-wrap: wrap; }
.fact { font-size: 0.85rem; color: var(--muted); background: var(--bg-soft); border-radius: 6px; padding: 2px 8px; }
.review-body { margin: 0; white-space: pre-line; }
.review-pros, .review-cons { margin: 0; white-space: pre-line; }
.review-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border);
  padding-top: 10px;
  margin-top: 4px;
  flex-wrap: wrap;
}
.review-action-buttons { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.review-date { color: var(--muted); font-size: 0.85rem; }
.rating-label { color: var(--muted); font-size: 0.85rem; margin-left: 6px; }

/* Response box */
.response {
  background: var(--success-bg);
  border-left: 3px solid var(--success);
  border-radius: 8px;
  padding: 12px 14px;
}
.response-head { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 0 0 6px; }
.response-author { font-weight: 700; }
.response-body { margin: 0; white-space: pre-line; }

/* Service detail */
.service-hero { display: grid; grid-template-columns: 1fr 320px; gap: 24px; align-items: start; }
.service-hero-main h1 { margin: 0 0 8px; font-size: 1.8rem; }
.service-rating-panel { display: flex; flex-direction: column; gap: 10px; }
.rating-big { display: flex; align-items: center; gap: 12px; }
.rating-big-num { font-size: 2.4rem; font-weight: 800; line-height: 1; }
.rating-big .star { font-size: 1.3rem; }
.rating-bars { list-style: none; margin: 4px 0 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.rating-bar { display: grid; grid-template-columns: 40px 1fr 28px; gap: 8px; align-items: center; font-size: 0.85rem; }
.rating-bar-track { height: 8px; background: var(--bg-soft); border-radius: 999px; overflow: hidden; }
.rating-bar-fill { height: 100%; background: var(--primary-grad); border-radius: 999px; }
.rating-bar-count { color: var(--muted); text-align: right; }
.service-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 20px; }

/* Forms */
.form { display: flex; flex-direction: column; gap: 16px; max-width: 720px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 600;
  font-size: 0.92rem;
}
.input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: var(--text);
  font: inherit;
}
.input:focus { outline: 2px solid var(--primary); outline-offset: 1px; border-color: var(--primary); }
textarea.input { resize: vertical; min-height: 60px; }
.input-small { padding: 6px 10px; font-size: 0.85rem; max-width: 280px; }
.form-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.checkbox-label { display: flex; align-items: flex-start; gap: 8px; font-size: 0.95rem; }
.checkbox-label input { margin-top: 4px; }
.agree { font-weight: 500; }
fieldset { border: none; margin: 0; padding: 0; }
fieldset .field-label { margin-bottom: 4px; }
.star-picker { display: flex; gap: 8px; flex-wrap: wrap; }
.star-option { display: inline-flex; align-items: center; gap: 6px; }
.star-option input { accent-color: var(--primary); }
.star-option span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.star-option input:checked + span {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.flash {
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin: 16px 0;
  font-weight: 500;
}
.flash-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(22,163,74,.3); }
.flash-error { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(220,38,38,.3); }
.beta-note {
  font-size: 0.82rem;
  color: var(--muted);
  background: var(--warning-bg);
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  margin: 16px 0 0;
}

/* Auth */
.auth-card { max-width: 480px; }
.tg-widget { display: flex; justify-content: center; min-height: 44px; }
.divider { border: none; border-top: 1px solid var(--border); margin: 16px 0; }

/* Claims */
.steps { padding-left: 20px; }
.steps li { margin-bottom: 8px; }
.challenge-box {
  background: var(--bg-soft);
  border: 1px dashed var(--primary);
  border-radius: var(--radius-sm);
  padding: 20px;
  text-align: center;
}
.challenge-code {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--primary-strong);
  word-break: break-all;
}
code {
  background: var(--bg-soft);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
}

/* Pagination */
.pagination { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-top: 24px; }
.page-current {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}
.page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  padding: 0 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
}
.page-link:hover { border-color: var(--primary); text-decoration: none; }

/* Lists */
.list { display: flex; flex-direction: column; gap: 10px; }
.list-item { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

/* Admin */
.admin-nav { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.stat-grid { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.stat { display: flex; flex-direction: column; gap: 6px; }
.stat-label { color: var(--muted); font-size: 0.85rem; }
.stat-value { font-size: 1.8rem; font-weight: 800; }
.admin-item { margin-bottom: 16px; }

/* Table */
.table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.table th, .table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.table th { color: var(--muted); font-weight: 600; }

/* Empty states */
.empty { text-align: center; color: var(--muted); }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 60;
}
.modal { max-width: 480px; width: 100%; display: flex; flex-direction: column; gap: 14px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; }

/* Prose (info pages) */
.prose h1 { font-size: 1.5rem; }
.prose h2 { font-size: 1.2rem; margin-top: 24px; }
.prose p { margin: 8px 0; }
.prose ul { padding-left: 22px; }
.prose li { margin-bottom: 4px; }
.prose a { word-break: break-all; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--card);
  padding: 24px 0;
  margin-top: 32px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.85rem;
}
.footer-inner nav { display: flex; gap: 14px; flex-wrap: wrap; }
.footer-inner a { color: var(--muted); }
.footer-inner a:hover { color: var(--primary-strong); }

/* Responsive */
@media (max-width: 760px) {
  .header-inner { flex-wrap: wrap; padding: 10px 16px; gap: 10px; }
  .service-hero { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.5rem; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .auth-buttons { width: 100%; justify-content: space-between; }
}