/* APKHub Nova — original design system */

:root {
  --bg: #f7f8fc;
  --surface: #ffffff;
  --surface-2: #f0f1f8;
  --border: #e3e5f0;
  --text: #191a2b;
  --text-muted: #63677e;
  --brand: #6d5df7;
  --brand-dark: #5747e0;
  --accent: #00b894;
  --danger: #ff5b5b;
  --warning: #f0932b;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 2px 10px rgba(25, 26, 43, 0.06);
  --shadow-lg: 0 12px 32px rgba(25, 26, 43, 0.12);
  --header-h: 68px;
}

:root[data-theme="dark"] {
  --bg: #101120;
  --surface: #171933;
  --surface-2: #1e2140;
  --border: #2b2e52;
  --text: #f1f2fb;
  --text-muted: #9a9dc0;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #101120;
    --surface: #171933;
    --surface-2: #1e2140;
    --border: #2b2e52;
    --text: #f1f2fb;
    --text-muted: #9a9dc0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  transition: background .2s ease, color .2s ease;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  display: flex; align-items: center;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.site-header .container { display: flex; align-items: center; gap: 20px; width: 100%; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.25rem; flex-shrink: 0; }
.logo-mark { width: 32px; height: 32px; border-radius: 9px; background: linear-gradient(135deg, var(--brand), var(--accent)); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; }
.main-nav { display: none; gap: 4px; }
.main-nav a { padding: 8px 12px; border-radius: var(--radius-sm); color: var(--text-muted); font-weight: 600; font-size: .92rem; }
.main-nav a:hover, .main-nav a.active { color: var(--brand); background: var(--surface-2); }
.header-search { flex: 1; max-width: 420px; position: relative; margin-left: auto; }
.header-search input {
  width: 100%; padding: 10px 14px 10px 38px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--surface-2); color: var(--text); font-size: .92rem;
}
.header-search svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-muted); }
.suggest-box {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); overflow: hidden; display: none; z-index: 60;
}
.suggest-box a { display: flex; align-items: center; gap: 10px; padding: 10px 14px; font-size: .9rem; }
.suggest-box a:hover { background: var(--surface-2); }
.suggest-box img { width: 26px; height: 26px; border-radius: 6px; }
.icon-btn { background: none; border: none; cursor: pointer; color: var(--text-muted); padding: 8px; border-radius: 999px; display: flex; }
.icon-btn:hover { background: var(--surface-2); color: var(--text); }
.mobile-toggle { display: flex; }

@media (min-width: 900px) {
  .main-nav { display: flex; }
  .mobile-toggle { display: none; }
}

.mobile-nav { display: none; flex-direction: column; background: var(--surface); border-bottom: 1px solid var(--border); padding: 8px 16px 16px; }
.mobile-nav.open { display: flex; }
.mobile-nav a { padding: 10px 4px; border-bottom: 1px solid var(--border); font-weight: 600; }

/* Hero */
.hero { padding: 48px 0 36px; background: linear-gradient(180deg, var(--surface-2), var(--bg)); }
.hero h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); margin: 0 0 8px; font-weight: 800; }
.hero p { color: var(--text-muted); margin: 0 0 24px; font-size: 1.05rem; }
.hero-search { display: flex; gap: 10px; max-width: 620px; }
.hero-search input { flex: 1; padding: 15px 18px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); font-size: 1rem; }
.hero-search button { padding: 0 24px; border-radius: 999px; border: none; background: var(--brand); color: #fff; font-weight: 700; cursor: pointer; }
.hero-search button:hover { background: var(--brand-dark); }

/* Section */
.section { padding: 36px 0; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 18px; gap: 12px; }
.section-head h2 { font-size: 1.3rem; margin: 0; font-weight: 800; }
.section-head a.see-all { font-size: .88rem; font-weight: 700; color: var(--brand); flex-shrink: 0; }
.crumbs { font-size: .84rem; color: var(--text-muted); margin: 16px 0; }
.crumbs a { color: var(--text-muted); }
.crumbs a:hover { color: var(--brand); }

/* Category chips */
.chip-row { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 4px; }
.chip { flex-shrink: 0; padding: 9px 16px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); font-weight: 600; font-size: .88rem; white-space: nowrap; }
.chip:hover, .chip.active { border-color: var(--brand); color: var(--brand); }

/* Grid & cards */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
@media (min-width: 640px) { .grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 960px) { .grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1180px) { .grid.grid-6 { grid-template-columns: repeat(6, 1fr); } }

.app-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; display: flex; flex-direction: column; gap: 10px; transition: transform .15s ease, box-shadow .15s ease; }
.app-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.app-card .icon { width: 100%; aspect-ratio: 1; border-radius: 16px; overflow: hidden; background: var(--surface-2); }
.app-card .name { font-weight: 700; font-size: .95rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.app-card .cat { font-size: .78rem; color: var(--text-muted); }
.app-card .meta { display: flex; align-items: center; gap: 8px; font-size: .8rem; color: var(--text-muted); }
.stars { color: #f0932b; font-weight: 700; }

.row-card { display: flex; align-items: center; gap: 14px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; }
.row-card .icon { width: 56px; height: 56px; border-radius: 14px; overflow: hidden; flex-shrink: 0; background: var(--surface-2); }
.row-card .info { flex: 1; min-width: 0; }
.row-card .name { font-weight: 700; font-size: .95rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rank { width: 26px; text-align: center; font-weight: 800; color: var(--text-muted); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 22px; border-radius: 999px; font-weight: 700; border: none; cursor: pointer; font-size: .95rem; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--brand); color: var(--brand); }
.btn-block { width: 100%; }
.btn-lg { padding: 16px 28px; font-size: 1.05rem; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-sm { padding: 7px 14px; font-size: .82rem; }

/* App detail */
.app-hero { display: flex; gap: 20px; flex-wrap: wrap; align-items: flex-start; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.app-hero .icon { width: 108px; height: 108px; border-radius: 24px; overflow: hidden; flex-shrink: 0; box-shadow: var(--shadow); }
.app-hero h1 { margin: 0 0 4px; font-size: 1.5rem; }
.app-hero .dev-link { color: var(--brand); font-weight: 600; font-size: .92rem; }
.stat-row { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 12px; }
.stat-item { min-width: 90px; }
.stat-item .v { font-weight: 800; font-size: 1.05rem; }
.stat-item .l { font-size: .76rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .04em; }
.safety-badge { display: inline-flex; align-items: center; gap: 6px; background: rgba(0,184,148,.12); color: var(--accent); padding: 6px 12px; border-radius: 999px; font-size: .8rem; font-weight: 700; margin-top: 10px; }

.shots-row { display: flex; gap: 12px; overflow-x: auto; padding: 4px 0 12px; }
.shots-row img { height: 320px; border-radius: 14px; border: 1px solid var(--border); flex-shrink: 0; }

.info-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 18px; }
.info-card h3 { margin: 0 0 12px; font-size: 1.05rem; }
.kv-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.kv-table td { padding: 9px 0; border-bottom: 1px solid var(--border); }
.kv-table td:first-child { color: var(--text-muted); width: 42%; }
.kv-table tr:last-child td { border-bottom: none; }

.version-item { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.version-item:last-child { border-bottom: none; }
.version-item .v-name { font-weight: 700; }
.version-item .v-meta { font-size: .82rem; color: var(--text-muted); }

.detail-layout { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 960px) { .detail-layout { grid-template-columns: 2.2fr 1fr; } }

/* Forms */
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 700; font-size: .85rem; margin-bottom: 6px; }
.field input[type=text], .field input[type=number], .field input[type=date], .field input[type=email],
.field input[type=password], .field input[type=url], .field select, .field textarea {
  width: 100%; padding: 10px 12px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--surface); color: var(--text); font-size: .92rem; font-family: inherit;
}
.field textarea { min-height: 120px; resize: vertical; }
.checkbox-field { display: flex; align-items: center; gap: 8px; }
.form-grid { display: grid; grid-template-columns: 1fr; gap: 4px 20px; }
@media (min-width: 720px) { .form-grid.cols-2 { grid-template-columns: 1fr 1fr; } }

.alert { padding: 12px 16px; border-radius: var(--radius-sm); font-size: .9rem; margin-bottom: 16px; font-weight: 600; }
.alert-error { background: rgba(255,91,91,.12); color: var(--danger); }
.alert-success { background: rgba(0,184,148,.12); color: var(--accent); }

/* Tables */
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
table.data { width: 100%; border-collapse: collapse; font-size: .88rem; }
table.data th { text-align: left; padding: 12px 14px; background: var(--surface-2); font-weight: 700; white-space: nowrap; }
table.data td { padding: 12px 14px; border-top: 1px solid var(--border); vertical-align: middle; }
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: .74rem; font-weight: 700; }
.badge-green { background: rgba(0,184,148,.15); color: var(--accent); }
.badge-gray { background: var(--surface-2); color: var(--text-muted); }

/* Footer */
.site-footer { background: var(--surface); border-top: 1px solid var(--border); margin-top: 48px; padding: 40px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 28px; }
@media (min-width: 720px) { .footer-grid { grid-template-columns: repeat(4, 1fr); } }
.footer-grid h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .05em; color: var(--text-muted); margin: 0 0 12px; }
.footer-grid a { display: block; padding: 5px 0; font-size: .9rem; color: var(--text); }
.footer-grid a:hover { color: var(--brand); }
.footer-bottom { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--border); font-size: .82rem; color: var(--text-muted); display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; }

/* Admin */
.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar { width: 230px; flex-shrink: 0; background: var(--surface); border-right: 1px solid var(--border); padding: 20px 14px; display: none; }
.admin-sidebar a { display: block; padding: 10px 12px; border-radius: var(--radius-sm); font-weight: 600; font-size: .9rem; color: var(--text-muted); margin-bottom: 2px; }
.admin-sidebar a.active, .admin-sidebar a:hover { background: var(--surface-2); color: var(--brand); }
@media (min-width: 860px) { .admin-sidebar { display: block; } }
.admin-main { flex: 1; padding: 26px 20px 60px; max-width: 1100px; margin: 0 auto; width: 100%; }
.stat-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-bottom: 24px; }
@media (min-width: 720px) { .stat-cards { grid-template-columns: repeat(4, 1fr); } }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.stat-card .n { font-size: 1.6rem; font-weight: 800; }
.stat-card .l { font-size: .8rem; color: var(--text-muted); }
.login-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { width: 100%; max-width: 380px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }

.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 28px; flex-wrap: wrap; }
.pagination a, .pagination span { padding: 8px 14px; border-radius: var(--radius-sm); border: 1px solid var(--border); font-size: .88rem; font-weight: 600; }
.pagination a:hover { border-color: var(--brand); color: var(--brand); }
.pagination .current { background: var(--brand); color: #fff; border-color: var(--brand); }

.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }
.empty-state h2 { color: var(--text); }

.ad-slot { background: var(--surface-2); border: 1px dashed var(--border); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: .78rem; min-height: 90px; margin: 20px 0; }