/* ═══════════════════════════════════════════════
   种菜网 zhongcai.io — Design System Theme
   ═══════════════════════════════════════════════ */

:root {
  --bg: #0d0f0e;
  --surface: #141714;
  --surface2: #1a1e1b;
  --surface3: #202520;
  --border: rgba(255,255,255,0.07);
  --border2: rgba(255,255,255,0.13);
  --border3: rgba(255,255,255,0.2);
  --green: #3ecf6e;
  --green-dim: #2a9e52;
  --green-glow: rgba(62,207,110,0.12);
  --green-glow2: rgba(62,207,110,0.06);
  --text: #e8ede9;
  --text2: #8f9e92;
  --text3: #5a6b5d;
  --gold: #d4a843;
  --red: #e05252;
  --blue: #4a9eff;
  --purple: #b266ff;
  --orange: #ff9632;
  --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-serif: 'Noto Serif SC', Georgia, serif;
  --r: 10px;
  --r2: 6px;
  --nav-h: 60px;
}

*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 14px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font-family: var(--font-sans); cursor: pointer; }
input, select, textarea { font-family: var(--font-sans); }

::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }

/* ── TYPOGRAPHY ── */
h1 { font-size: 26px; font-weight: 700; line-height: 1.3; }
h2 { font-size: 20px; font-weight: 700; }
h3 { font-size: 16px; font-weight: 600; }
h4 { font-size: 14px; font-weight: 600; }

/* ── LAYOUT ── */
.page-wrap { max-width: 1400px; margin: 0 auto; }
.three-col {
  display: grid;
  grid-template-columns: 220px 1fr 280px;
  min-height: calc(100vh - var(--nav-h));
}
.two-col-main { display: grid; grid-template-columns: 220px 1fr; }
.sidebar-left { border-right: 1px solid var(--border); padding: 24px 16px; position: sticky; top: var(--nav-h); height: calc(100vh - var(--nav-h)); overflow-y: auto; }
.sidebar-right { border-left: 1px solid var(--border); padding: 20px 16px; position: sticky; top: var(--nav-h); height: calc(100vh - var(--nav-h)); overflow-y: auto; }
.main-content { padding: 24px; min-width: 0; }
.admin-wrap { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.admin-sidebar { background: var(--surface); border-right: 1px solid var(--border); padding: 20px 0; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.admin-main { padding: 28px; min-width: 0; background: var(--bg); }

/* ── NAV ── */
.nav {
  position: sticky; top: 0; z-index: 200;
  background: rgba(13,15,14,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  height: var(--nav-h);
  display: flex; align-items: center;
  padding: 0 24px; gap: 0;
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-serif); font-size: 20px; font-weight: 700; flex-shrink: 0; margin-right: 28px; }
.nav-logo .sub { font-size: 10px; font-family: var(--font-sans); color: var(--text3); font-weight: 400; }
.nav-logo .dot { color: var(--green); }
.nav-links { display: flex; align-items: center; gap: 2px; flex: 1; list-style: none; }
.nav-links a { display: flex; align-items: center; gap: 5px; padding: 6px 13px; border-radius: var(--r2); font-size: 13.5px; color: var(--text2); transition: color .18s, background .18s; }
.nav-links a:hover { color: var(--text); background: var(--surface2); }
.nav-links a.active { color: var(--green); }
.nav-badge { background: var(--green); color: #0d1f12; font-size: 10px; font-weight: 700; padding: 1px 5px; border-radius: 3px; }
.nav-right { display: flex; align-items: center; gap: 8px; margin-left: auto; }

/* ── BUTTONS ── */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 16px; border-radius: var(--r2); font-size: 13px; font-weight: 500; cursor: pointer; border: none; transition: all .18s; white-space: nowrap; }
.btn-green { background: var(--green); color: #071a0d; font-weight: 600; }
.btn-green:hover { background: #4ade80; transform: translateY(-1px); }
.btn-ghost { background: none; border: 1px solid var(--border2); color: var(--text2); }
.btn-ghost:hover { color: var(--text); border-color: var(--border2); background: var(--surface2); }
.btn-danger { background: none; border: 1px solid rgba(224,82,82,0.3); color: var(--red); }
.btn-danger:hover { background: rgba(224,82,82,0.1); }
.btn-gold { background: var(--gold); color: #1a0f00; font-weight: 600; }
.btn-gold:hover { background: #e0b84d; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-lg { padding: 10px 24px; font-size: 14px; }
.btn-block { width: 100%; justify-content: center; }
.btn-icon { width: 32px; height: 32px; padding: 0; justify-content: center; border-radius: var(--r2); }

/* ── FORM ── */
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 12px; color: var(--text2); margin-bottom: 5px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=tel], select, textarea {
  width: 100%; background: var(--bg);
  border: 1px solid var(--border2); border-radius: var(--r2);
  padding: 9px 12px; color: var(--text); font-size: 13px;
  outline: none; transition: border-color .15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--green); }
textarea { resize: vertical; min-height: 100px; }
select option { background: var(--surface2); }

/* ── CARDS ── */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); padding: 16px; transition: all .2s; }
.card:hover { border-color: var(--border2); }
.card-clickable:hover { transform: translateY(-1px); cursor: pointer; }
.card-featured { border-color: rgba(62,207,110,0.25); }

/* ── GRID ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; }

/* ── TABLE ── */
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th { background: var(--surface2); padding: 10px 14px; text-align: left; color: var(--text2); font-weight: 500; font-size: 12px; border-bottom: 1px solid var(--border2); white-space: nowrap; }
.data-table td { padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--surface2); }
.table-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); overflow: hidden; }

/* ── BADGES & TAGS ── */
.badge { display: inline-flex; align-items: center; padding: 3px 8px; border-radius: 4px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.badge-green { background: var(--green-glow); color: var(--green); border: 1px solid rgba(62,207,110,0.2); }
.badge-blue { background: rgba(74,158,255,0.1); color: var(--blue); border: 1px solid rgba(74,158,255,0.2); }
.badge-red { background: rgba(224,82,82,0.1); color: var(--red); border: 1px solid rgba(224,82,82,0.2); }
.badge-gold { background: rgba(212,168,67,0.1); color: var(--gold); border: 1px solid rgba(212,168,67,0.2); }
.badge-gray { background: var(--surface3); color: var(--text3); border: 1px solid var(--border); }
.badge-purple { background: rgba(178,102,255,0.1); color: var(--purple); border: 1px solid rgba(178,102,255,0.2); }
.tag { background: var(--surface3); color: var(--text3); font-size: 11px; padding: 3px 8px; border-radius: 4px; border: 1px solid var(--border); }
.tag-green { color: var(--green); border-color: rgba(62,207,110,0.2); background: var(--green-glow2); }
.tags { display: flex; flex-wrap: wrap; gap: 5px; }

/* ── MODAL ── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.75);
  z-index: 1000; display: none; align-items: center;
  justify-content: center; backdrop-filter: blur(4px);
}
.modal-overlay.open { display: flex; }
.modal { background: var(--surface); border: 1px solid var(--border2); border-radius: 14px; width: 520px; max-width: 95vw; max-height: 90vh; overflow-y: auto; padding: 28px; position: relative; animation: fadeUp .25s ease; }
.modal-close { position: absolute; top: 16px; right: 16px; background: none; border: none; color: var(--text3); font-size: 18px; cursor: pointer; }
.modal-title { font-size: 18px; font-weight: 700; margin-bottom: 4px; font-family: var(--font-serif); }
.modal-sub { font-size: 13px; color: var(--text3); margin-bottom: 20px; }

/* ── SIDEBAR MENU ── */
.sidebar-title { font-size: 10px; font-weight: 600; color: var(--text3); letter-spacing: 1.2px; text-transform: uppercase; margin-bottom: 8px; padding: 0 10px; }
.sidebar-menu { list-style: none; }
.sidebar-menu a { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--r2); color: var(--text2); font-size: 13px; transition: all .15s; }
.sidebar-menu a:hover, .sidebar-menu a.active { color: var(--text); background: var(--surface2); }
.sidebar-menu a.active { color: var(--green); }
.sidebar-count { margin-left: auto; background: var(--surface3); color: var(--text3); font-size: 11px; padding: 1px 6px; border-radius: 10px; }

/* ── PAGE HEADER ── */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.page-header h2 { font-size: 20px; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.page-header .sub { font-size: 13px; color: var(--text3); margin-top: 2px; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.section-title { font-size: 15px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.section-title .dot { width: 3px; height: 14px; background: var(--green); border-radius: 2px; }
.section-more { font-size: 12px; color: var(--text3); cursor: pointer; transition: color .15s; }
.section-more:hover { color: var(--green); }

/* ── STATS ── */
.stat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; margin-bottom: 24px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); padding: 16px; }
.stat-card .lbl { font-size: 11px; color: var(--text3); margin-bottom: 6px; }
.stat-card .val { font-size: 24px; font-weight: 700; color: var(--text); }
.stat-card .val span { color: var(--green); }
.stat-card .trend { font-size: 11px; color: var(--green); margin-top: 4px; }
.stat-card .trend.down { color: var(--red); }

/* ── SEARCH & FILTER ── */
.search-bar { display: flex; gap: 8px; align-items: center; background: var(--surface2); border: 1px solid var(--border2); border-radius: var(--r); padding: 6px 6px 6px 14px; margin-bottom: 16px; }
.search-bar input { flex: 1; background: none; border: none; outline: none; color: var(--text); font-size: 14px; min-width: 0; }
.search-bar input::placeholder { color: var(--text3); }
.filter-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; align-items: center; }
.filter-select { background: var(--surface); border: 1px solid var(--border2); color: var(--text2); border-radius: var(--r2); padding: 6px 10px; font-size: 12px; outline: none; transition: border-color .15s; }
.filter-select:focus { border-color: var(--green); }

/* ── TABS ── */
.tabs { display: flex; gap: 2px; background: var(--surface); border-radius: var(--r2); padding: 3px; border: 1px solid var(--border); }
.tab { padding: 6px 16px; border-radius: 5px; font-size: 13px; color: var(--text2); cursor: pointer; transition: all .15s; white-space: nowrap; }
.tab.active { background: var(--surface2); color: var(--text); }
.tab:hover:not(.active) { color: var(--text); }

/* ── ALERTS ── */
.alert { padding: 12px 16px; border-radius: var(--r2); font-size: 13px; margin-bottom: 16px; display: flex; align-items: center; gap: 10px; }
.alert-success { background: rgba(62,207,110,0.08); border: 1px solid rgba(62,207,110,0.2); color: var(--green); }
.alert-error { background: rgba(224,82,82,0.08); border: 1px solid rgba(224,82,82,0.2); color: var(--red); }
.alert-info { background: rgba(74,158,255,0.08); border: 1px solid rgba(74,158,255,0.2); color: var(--blue); }
.alert-warn { background: rgba(212,168,67,0.08); border: 1px solid rgba(212,168,67,0.2); color: var(--gold); }

/* ── PAGINATION ── */
.pagination { display: flex; gap: 4px; justify-content: center; margin-top: 20px; }
.page-btn { width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; border-radius: var(--r2); background: var(--surface); border: 1px solid var(--border); color: var(--text2); font-size: 13px; cursor: pointer; transition: all .15s; }
.page-btn:hover, .page-btn.active { background: var(--green); border-color: var(--green); color: #071a0d; font-weight: 600; }

/* ── AVATAR ── */
.avatar { width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700; border: 2px solid var(--border); flex-shrink: 0; }
.av1 { background: rgba(62,207,110,0.15); color: #3ecf6e; }
.av2 { background: rgba(74,158,255,0.15); color: #4a9eff; }
.av3 { background: rgba(212,168,67,0.15); color: #d4a843; }
.av4 { background: rgba(224,82,82,0.12); color: #e05252; }
.av5 { background: rgba(178,102,255,0.12); color: #b266ff; }
.av6 { background: rgba(255,150,50,0.12); color: #ff9632; }

/* ── EMPTY STATE ── */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text3); }
.empty-state .icon { font-size: 40px; margin-bottom: 16px; }
.empty-state h3 { font-size: 15px; color: var(--text2); margin-bottom: 6px; }
.empty-state p { font-size: 13px; }

/* ── TOAST ── */
#toast-container { position: fixed; top: 70px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; }
.toast { background: var(--surface); border: 1px solid var(--border2); border-radius: var(--r); padding: 12px 16px; font-size: 13px; min-width: 220px; animation: slideIn .25s ease; display: flex; align-items: center; gap: 10px; box-shadow: 0 4px 20px rgba(0,0,0,0.4); }
.toast.success { border-left: 3px solid var(--green); }
.toast.error { border-left: 3px solid var(--red); }
.toast.info { border-left: 3px solid var(--blue); }

/* ── MISC ── */
.divider { height: 1px; background: var(--border); margin: 20px 0; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.muted { color: var(--text3); }
.text-green { color: var(--green); }
.text-gold { color: var(--gold); }
.text-red { color: var(--red); }
.text-blue { color: var(--blue); }
.font-serif { font-family: var(--font-serif); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mb-20 { margin-bottom: 20px; }
.mb-24 { margin-bottom: 24px; }

/* ── ANIMATIONS ── */
@keyframes fadeUp { from { opacity:0; transform:translateY(12px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
@keyframes slideIn { from { opacity:0; transform:translateX(20px); } to { opacity:1; transform:translateX(0); } }
@keyframes pulse { 0%,100% { opacity:1;transform:scale(1); } 50% { opacity:.5;transform:scale(.8); } }
.fade-in { animation: fadeUp .4s ease both; }
.pulse { animation: pulse 2s infinite; }

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  .three-col { grid-template-columns: 200px 1fr; }
  .sidebar-right { display: none; }
}
@media (max-width: 768px) {
  .three-col, .two-col-main, .admin-wrap { grid-template-columns: 1fr; }
  .sidebar-left, .admin-sidebar { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
}

/* ── VIP CARD ── */
.vip-card { background: linear-gradient(135deg,#1a2a0f 0%,#0d1a08 100%); border: 1px solid rgba(212,168,67,0.25); border-radius: var(--r); padding: 14px; text-align: center; margin-bottom: 16px; }

/* ── LIVE DOT ── */
.live-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); display: inline-block; }

/* ── NOTICE BAR ── */
.notice-bar { background: rgba(62,207,110,0.06); border-bottom: 1px solid rgba(62,207,110,0.1); padding: 8px 24px; display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--text2); }