:root {
  --bg: #070b16;
  --bg-soft: #0d1424;
  --panel: #111a2c;
  --panel-2: #16203a;
  --line: #223050;
  --text: #e9eefb;
  --muted: #8b9bbd;
  --accent: #4f8cff;
  --accent-2: #7aa9ff;
  --ok: #35d39a;
  --warn: #ffb347;
  --err: #ff6b6b;
  --radius: 14px;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(1200px 600px at 15% -10%, #16223c 0%, transparent 60%),
    radial-gradient(900px 500px at 110% 10%, #1a1630 0%, transparent 55%),
    var(--bg);
  color: var(--text);
  font: 15px/1.65 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { width: min(1080px, 92vw); margin: 0 auto; }

/* ---------- 顶栏 ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 0 10px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: .4px; }
.brand .dot {
  width: 26px; height: 26px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #9d7bff);
  box-shadow: 0 0 22px rgba(79,140,255,.45);
}
.brand small { display: block; font-weight: 400; font-size: 12px; color: var(--muted); letter-spacing: 0; }
.topbar .user { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--muted); }
.topbar .user b { color: var(--text); font-weight: 600; }

/* ---------- 通用 ---------- */
.card {
  background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.012));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}
h1 { font-size: 26px; margin: 8px 0 6px; letter-spacing: .3px; }
h2 { font-size: 17px; margin: 0 0 14px; letter-spacing: .2px; }
p.lead { color: var(--muted); margin: 0 0 22px; }

.btn {
  appearance: none; border: 0; cursor: pointer;
  padding: 11px 18px; border-radius: 10px;
  background: var(--accent); color: #fff; font-size: 14px; font-weight: 600;
  transition: transform .12s ease, filter .12s ease, opacity .12s ease;
}
.btn:hover { filter: brightness(1.08); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--text); font-weight: 500; }
.btn.danger { background: transparent; border: 1px solid #4a2333; color: var(--err); }
.btn.block { width: 100%; }

input[type="text"], input[type="password"] {
  width: 100%; padding: 12px 14px; border-radius: 10px;
  border: 1px solid var(--line); background: #0a1222; color: var(--text);
  font-size: 14px; outline: none; transition: border-color .15s;
}
input:focus { border-color: var(--accent); }

.hint { color: var(--muted); font-size: 13px; }
.notice { font-size: 13px; min-height: 20px; }
.notice.error { color: var(--err); }
.notice.ok { color: var(--ok); }
.notice.info { color: var(--muted); }

/* ---------- 登录页 ---------- */
.auth-page { display: grid; place-items: center; min-height: 100vh; padding: 32px 16px; }
.auth-card { width: min(420px, 100%); }
.auth-tabs { display: flex; gap: 6px; background: #0a1222; border: 1px solid var(--line); border-radius: 12px; padding: 5px; margin-bottom: 22px; }
.auth-tabs button {
  flex: 1; border: 0; background: transparent; color: var(--muted);
  padding: 9px 0; border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 600;
}
.auth-tabs button.active { background: var(--panel-2); color: var(--text); }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 7px; }
.auth-foot { margin-top: 16px; font-size: 13px; color: var(--muted); text-align: center; }

/* ---------- 上传区 ---------- */
.upload-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; align-items: stretch; }
.upload-grid > div:first-child { display: flex; flex-direction: column; }
@media (max-width: 860px) { .upload-grid { grid-template-columns: 1fr; } }

.dropzone {
  border: 1.5px dashed #2b3d63; border-radius: var(--radius);
  padding: 38px 20px; text-align: center; cursor: pointer;
  background: rgba(79,140,255,.04); transition: .18s;
  flex: 1; display: grid; align-content: center; gap: 2px;
}
.dropzone:hover, .dropzone.dragging { border-color: var(--accent); background: rgba(79,140,255,.1); }
.dropzone .big { font-size: 15px; font-weight: 600; margin-bottom: 6px; }
.dropzone .sub { color: var(--muted); font-size: 13px; }

.viewer-box {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; background: #080d19; min-height: 300px;
}
.viewer-box.square { aspect-ratio: 16 / 11; }
.viewer-box .canvas { position: absolute; inset: 0; }
.viewer-box .placeholder {
  position: absolute; inset: 0; display: grid; place-items: center;
  color: var(--muted); font-size: 13px; text-align: center; padding: 20px;
}
.badge {
  position: absolute; top: 10px; left: 10px; z-index: 2;
  font-size: 12px; padding: 4px 9px; border-radius: 999px;
  background: rgba(0,0,0,.55); border: 1px solid var(--line); color: var(--muted);
}

.progress { height: 6px; border-radius: 999px; background: #16203a; overflow: hidden; margin-top: 14px; }
.progress > i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--accent), #9d7bff); transition: width .2s; }

/* ---------- 链接结果 ---------- */
.link-box {
  display: flex; gap: 10px; align-items: center; margin-top: 14px;
  background: #0a1222; border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px;
}
.link-box input {
  flex: 1; border: 0; background: transparent; color: var(--accent-2);
  font-size: 13px; outline: none; font-family: ui-monospace, Consolas, monospace;
}

/* ---------- 页面骨架 ---------- */
.page { padding-bottom: 60px; }

.hero {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px; flex-wrap: wrap; margin: 14px 0 22px;
}
.hero h1 { font-size: 30px; margin: 0 0 8px; }
.hero p.lead { margin: 0; max-width: 560px; }
.stats { display: flex; gap: 10px; }
.stat {
  min-width: 108px; padding: 12px 16px; border: 1px solid var(--line);
  border-radius: 12px; background: rgba(255,255,255,.03);
}
.stat b { display: block; font-size: 20px; letter-spacing: .3px; line-height: 1.3; }
.stat span { color: var(--muted); font-size: 12px; }

.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.card-head h2 { margin: 0; }
.repo-count { color: var(--muted); font-size: 13px; }

/* ---------- 筛选工具栏 ---------- */
.toolbar {
  display: grid; grid-template-columns: 1fr auto auto auto auto;
  gap: 10px; margin: 16px 0 18px;
}
@media (max-width: 940px) {
  .toolbar { grid-template-columns: 1fr 1fr; }
  .toolbar .search { grid-column: 1 / -1; }
  .toolbar #reset { grid-column: 1 / -1; }
}

.search {
  display: flex; align-items: center; gap: 8px; height: 42px;
  background: #0a1222; border: 1px solid var(--line); border-radius: 10px; padding: 0 12px;
  transition: border-color .15s;
}
.search:focus-within { border-color: var(--accent); }
.search svg { width: 16px; height: 16px; flex: 0 0 16px; stroke: var(--muted); fill: none; stroke-width: 2; stroke-linecap: round; }
.search input[type="search"] {
  flex: 1; border: 0; background: transparent; color: var(--text);
  font-size: 14px; height: 100%; padding: 0; outline: none; font-family: inherit;
}
.search input[type="search"]::placeholder { color: #5f6f92; }

.sel {
  display: flex; align-items: center; gap: 8px; height: 42px;
  background: #0a1222; border: 1px solid var(--line); border-radius: 10px; padding: 0 10px;
  transition: border-color .15s;
}
.sel:focus-within { border-color: var(--accent); }
.sel span { color: var(--muted); font-size: 12px; white-space: nowrap; }
.sel select {
  appearance: none; border: 0; background: transparent; color: var(--text);
  font-size: 13px; font-family: inherit; cursor: pointer; outline: none; padding-right: 4px;
}
.sel select option { background: #0d1424; color: var(--text); }

/* ---------- 模型仓库 ---------- */
.grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.model-card {
  display: flex; flex-direction: column; gap: 12px;
  padding: 14px; border: 1px solid var(--line); border-radius: 14px;
  background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.012));
  transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.model-card:hover {
  transform: translateY(-2px); border-color: #2f4674;
  box-shadow: 0 10px 28px rgba(0,0,0,.28);
}
.model-top { display: flex; gap: 12px; align-items: flex-start; }
.thumb {
  width: 44px; height: 44px; flex: 0 0 44px; border-radius: 10px;
  display: grid; place-items: center; font-size: 11px; font-weight: 700; letter-spacing: .5px;
  color: #a8c5ff; border: 1px solid #2b3d63;
  background: linear-gradient(135deg, rgba(79,140,255,.26), rgba(157,123,255,.22));
}
.model-info { min-width: 0; }
.model-name { font-size: 14px; font-weight: 600; line-height: 1.4; word-break: break-all; }
.model-sub { color: var(--muted); font-size: 12px; margin-top: 5px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip {
  font-size: 11px; padding: 3px 8px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--muted); background: rgba(255,255,255,.02);
}
.chip.fresh { color: #8fe3c0; border-color: #22483c; }
.chip.big { color: #ffcf8a; border-color: #4a3a22; }

.model-actions { display: flex; gap: 8px; margin-top: auto; }
.model-actions .btn { padding: 8px 12px; font-size: 13px; }
.model-actions .btn.grow { flex: 1; }

.empty-box { text-align: center; padding: 44px 16px; color: var(--muted); font-size: 13px; }
.empty-box .big { font-size: 15px; color: var(--text); font-weight: 600; margin-bottom: 6px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 28px; z-index: 50;
  padding: 10px 20px; border-radius: 999px; font-size: 13px;
  background: #16203a; border: 1px solid var(--line); color: var(--text);
  box-shadow: 0 12px 32px rgba(0,0,0,.4);
  opacity: 0; transform: translate(-50%, 16px); pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.err { border-color: #4a2333; color: var(--err); }

/* ---------- 顶栏标签 ---------- */
.tabs {
  display: flex; gap: 4px; padding: 4px;
  background: #0a1222; border: 1px solid var(--line); border-radius: 999px;
}
.tab {
  appearance: none; border: 0; background: transparent; cursor: pointer;
  color: var(--muted); font-size: 13px; font-weight: 600; font-family: inherit;
  padding: 8px 16px; border-radius: 999px; text-decoration: none;
  transition: color .15s, background .15s;
}
.tab:hover { color: var(--text); text-decoration: none; }
.tab.active { background: var(--panel-2); color: var(--text); }

@media (max-width: 780px) {
  .topbar { flex-wrap: wrap; gap: 10px; }
  .tabs { order: 3; width: 100%; justify-content: center; }
}

/* ---------- 发布到社区 ---------- */
.share-btn {
  width: 100%; text-align: left; cursor: pointer; font-family: inherit; font-size: 12px;
  padding: 9px 12px; border-radius: 10px;
  border: 1px dashed #2b3d63; background: rgba(79,140,255,.05); color: var(--muted);
  transition: border-color .15s, color .15s, background .15s;
}
.share-btn:hover { border-color: var(--accent); color: var(--text); }
.share-btn.on {
  border-style: solid; border-color: #22483c;
  background: rgba(53,211,154,.08); color: #8fe3c0;
}

.chip.shared { color: #8fe3c0; border-color: #22483c; }
.chip.author { color: #a8c5ff; border-color: #2b3d63; }

/* ---------- 管理页 ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.stats-grid .stat { min-width: 0; }

.table-wrap { margin-top: 14px; overflow-x: auto; }
.utable { width: 100%; border-collapse: collapse; font-size: 13px; }
.utable th {
  text-align: left; font-weight: 600; color: var(--muted); font-size: 12px;
  padding: 10px 12px; border-bottom: 1px solid var(--line); white-space: nowrap;
}
.utable th.num, .utable td.num { text-align: right; }
.utable td { padding: 12px; border-bottom: 1px solid rgba(34,48,80,.55); }
.utable tbody tr.urow { cursor: pointer; }
.utable tbody tr.urow:hover { background: rgba(79,140,255,.05); }
.utable td.chev { width: 28px; text-align: right; color: var(--muted); font-size: 16px; transition: transform .15s; }
.utable tr.urow.open td.chev { transform: rotate(90deg); color: var(--accent-2); }

.role-badge {
  display: inline-block; font-size: 11px; padding: 3px 8px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--muted);
}
.role-badge.admin { color: #ffcf8a; border-color: #4a3a22; background: rgba(255,179,71,.08); }

.detail { display: grid; gap: 8px; padding: 6px 0 14px; }
.detail-none { color: var(--muted); font-size: 13px; padding: 6px 0; }
.detail-item {
  display: grid; grid-template-columns: 1fr auto auto; gap: 10px; align-items: center;
  padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px;
  background: rgba(255,255,255,.025);
}
.detail-name { font-size: 13px; font-weight: 600; word-break: break-all; }
.detail-meta { color: var(--muted); font-size: 12px; margin-top: 2px; }
.detail-tags { display: flex; gap: 6px; }
.btn.small { padding: 6px 11px; font-size: 12px; }

/* ---------- 分享页 ---------- */
.view-page { display: grid; grid-template-rows: auto 1fr; height: 100vh; }
.view-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; border-bottom: 1px solid var(--line); background: rgba(7,11,22,.7);
  backdrop-filter: blur(8px);
}
.view-main { position: relative; min-height: 0; }
.view-main .canvas { position: absolute; inset: 0; }
.view-main .placeholder {
  position: absolute; inset: 0; display: grid; place-items: center;
  color: var(--muted); font-size: 13px; text-align: center; padding: 20px;
}
.view-tip {
  position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%);
  font-size: 12px; color: var(--muted); background: rgba(0,0,0,.5);
  padding: 6px 14px; border-radius: 999px; border: 1px solid var(--line); pointer-events: none;
}
.empty { color: var(--muted); font-size: 13px; padding: 24px 0; text-align: center; }