/* ============================================================
   校园集市 · 暖纸编辑风 × 新粗野主义
   Warm-paper editorial × neo-brutalism（Gumroad 式市场视觉）
   ============================================================ */
:root {
  --paper: #f5efe2;
  --paper-2: #fdf9f0;
  --ink: #23201a;
  --ink-2: #4c463a;
  --muted: #8a8070;
  --red: #e04b2c;
  --red-deep: #c23a1f;
  --red-soft: #fdeae4;
  --green: #2f6b44;
  --green-soft: #e8f2e9;
  --amber: #b9770e;
  --amber-soft: #fdf3dd;
  --yellow: #ffd84f;
  --line: #23201a;
  --radius: 16px;
  --shadow-hard: 5px 5px 0 var(--ink);
  --shadow-hard-lg: 9px 9px 0 var(--ink);
  --shadow-soft: 0 2px 10px rgba(35, 32, 26, .08);
  --ease: cubic-bezier(.22, 1, .36, 1);
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --sans: "MiSans", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei UI", "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Consolas, "Cascadia Mono", monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
@view-transition { navigation: auto; }
body {
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.68 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { display: block; }
::selection { background: var(--yellow); color: var(--ink); }
::-webkit-scrollbar { width: 11px; }
::-webkit-scrollbar-track { background: var(--paper); }
::-webkit-scrollbar-thumb { background: var(--ink); border-radius: 99px; border: 3px solid var(--paper); }
.container { max-width: 1140px; margin: 0 auto; padding: 0 22px; position: relative; z-index: 2; }

/* ---------------- 纸面质感层 ---------------- */
.aurora { position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.aurora::before {
  content: ""; position: absolute; inset: 0; opacity: .5; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.05'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
}
.aurora::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(35, 32, 26, .13) 1.1px, transparent 1.1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse 85% 55% at 50% 0%, #000 10%, transparent 70%);
}

/* ---------------- 顶栏 ---------------- */
.topbar {
  position: sticky; top: 0; z-index: 60;
  background: var(--paper);
  border-bottom: 2px solid var(--line);
}
.topbar-inner { display: flex; align-items: center; gap: 26px; height: 66px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-badge {
  width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center;
  background: var(--red); color: #fdf3e7; font-family: var(--serif); font-weight: 900; font-size: 21px;
  border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink);
  transform: rotate(-4deg);
}
.logo-text b { display: block; font-family: var(--serif); font-weight: 900; font-size: 21px; line-height: 1.1; letter-spacing: 1px; }
.logo-text small {
  display: block; font-family: var(--mono); font-size: 9.5px; color: var(--muted);
  letter-spacing: 3.5px; margin-top: 1px;
}
.topnav { display: flex; align-items: center; gap: 6px; flex: 1; }
.topnav a {
  padding: 7px 14px; border-radius: 10px; color: var(--ink-2); font-weight: 600;
  border: 2px solid transparent; transition: all .16s var(--ease);
}
.topnav a:hover { border-color: var(--ink); background: var(--paper-2); }
.topnav a.active {
  background: var(--ink); color: var(--paper); font-weight: 700;
  box-shadow: 3px 3px 0 rgba(35, 32, 26, .25);
}
.topbar-actions { display: flex; align-items: center; gap: 10px; }
.user-chip {
  display: flex; align-items: center; gap: 9px; padding: 5px 14px 5px 6px; border-radius: 12px;
  border: 2px solid var(--ink); background: var(--paper-2); font-weight: 650;
  box-shadow: 3px 3px 0 var(--ink); transition: all .16s var(--ease);
}
.user-chip:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--ink); }
.avatar {
  width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  background: var(--green); color: #fdf6ec; font-size: 13.5px; font-weight: 800; flex: none;
  border: 1.5px solid var(--ink);
}
.avatar.lg { width: 46px; height: 46px; font-size: 20px; border-radius: 12px; }

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 2px solid var(--ink); border-radius: 12px; cursor: pointer;
  font: inherit; font-weight: 720; padding: 9px 19px; line-height: 1.35;
  background: var(--paper-2); color: var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform .14s var(--ease), box-shadow .14s var(--ease), background .14s;
  white-space: nowrap; user-select: none;
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--ink); }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--ink); }
.btn-primary { background: var(--red); color: #fdf3e7; }
.btn-primary:hover { background: var(--red-deep); }
.btn-ghost { background: var(--paper-2); }
.btn-danger { background: var(--paper-2); color: var(--red-deep); }
.btn-danger:hover { background: var(--red); color: #fdf3e7; }
.btn-warn { background: var(--amber-soft); }
.btn-lg { padding: 13px 28px; font-size: 16.5px; border-radius: 14px; }
.btn-sm { padding: 5px 12px; font-size: 13px; border-radius: 9px; box-shadow: 3px 3px 0 var(--ink); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none !important; box-shadow: 4px 4px 0 var(--ink); }
.btn-block { width: 100%; }

/* ---------------- Hero ---------------- */
.hero { padding: 58px 0 60px; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.25fr .85fr; gap: 30px; align-items: center; }
.kicker {
  display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 12px;
  letter-spacing: 2px; color: var(--red-deep); background: var(--red-soft);
  border: 2px solid var(--ink); border-radius: 999px; padding: 5px 15px; margin-bottom: 20px;
  box-shadow: 3px 3px 0 var(--ink); transform: rotate(-1deg);
}
.hero h1 {
  margin: 0 0 16px; font-family: var(--serif); font-weight: 900;
  font-size: clamp(32px, 4.8vw, 52px); line-height: 1.25; letter-spacing: 1px;
}
.hero h1 mark {
  background: linear-gradient(104deg, transparent 2%, var(--yellow) 8%, var(--yellow) 92%, transparent 96%);
  color: inherit; padding: 0 8px; border-radius: 4px;
  box-decoration-break: clone; -webkit-box-decoration-break: clone;
}
.hero p.lead { margin: 0 0 30px; color: var(--ink-2); font-size: 16px; max-width: 560px; }
.hero-search {
  display: flex; max-width: 590px; border-radius: 15px; padding: 6px;
  background: var(--paper-2); border: 2px solid var(--ink); box-shadow: 6px 6px 0 var(--ink);
  transition: transform .16s var(--ease), box-shadow .16s var(--ease);
}
.hero-search:focus-within { transform: translate(-2px, -2px); box-shadow: 8px 8px 0 var(--ink); }
.hero-search input {
  flex: 1; border: none; background: transparent; padding: 10px 14px;
  font: inherit; font-size: 16px; color: var(--ink); outline: none; min-width: 0;
}
.hero-search input::placeholder { color: var(--muted); }
.hero-search .btn { border-radius: 11px; }
.hero-stats { display: flex; gap: 15px; margin-top: 32px; flex-wrap: wrap; }
.stat-chip {
  padding: 11px 19px; border-radius: 13px; background: var(--paper-2);
  border: 2px solid var(--ink); box-shadow: 4px 4px 0 var(--ink); min-width: 106px;
  transition: transform .16s var(--ease);
}
.stat-chip:hover { transform: translate(-2px, -2px) rotate(-1deg); }
.stat-chip b {
  display: block; font-family: var(--serif); font-weight: 900; font-size: 26px;
  font-variant-numeric: tabular-nums; color: var(--red-deep); line-height: 1.2;
}
.stat-chip span { font-size: 12px; color: var(--muted); font-weight: 600; }

/* 贴纸堆场景 */
.hero-3d { position: relative; height: 350px; perspective: 800px; display: grid; place-items: center; }
.sticker-card {
  position: absolute; width: 168px; padding: 20px 16px 16px; text-align: center;
  background: var(--paper-2); border: 2px solid var(--ink); border-radius: 15px;
  box-shadow: var(--shadow-hard);
  animation: floaty 6s ease-in-out infinite;
}
.sticker-card .em { font-size: 52px; line-height: 1.2; display: block; }.sticker-card .cap {
  display: block; margin-top: 9px; font-weight: 750; font-size: 14px;
  border-top: 2px dashed rgba(35, 32, 26, .25); padding-top: 8px;
}
.sticker-card::before, .sticker-card::after {
  content: ""; position: absolute; width: 64px; height: 20px;
  background: rgba(255, 233, 158, .75); border: 1px solid rgba(35, 32, 26, .18);
  box-shadow: 0 1px 3px rgba(35, 32, 26, .12);
}
.sticker-card::before { top: -11px; left: 18px; transform: rotate(-8deg); }
.sticker-card::after { bottom: -10px; right: 20px; transform: rotate(6deg); }
.st1 { transform: rotate(-7deg); top: 6%; left: 6%; z-index: 3; }
.st2 { transform: rotate(5deg); top: 38%; right: 4%; z-index: 2; animation-delay: 1.1s; animation-duration: 7s; }
.st3 { transform: rotate(-3deg); bottom: 2%; left: 22%; z-index: 4; animation-delay: 2s; }
@keyframes floaty { 0%, 100% { margin-top: 0; } 50% { margin-top: -13px; } }
.float-chip {
  position: absolute; padding: 8px 15px; border-radius: 999px; font-size: 13.5px; font-weight: 750;
  background: var(--yellow); border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink);
  animation: floaty 6s ease-in-out infinite;
}
.float-chip.small { font-size: 12.5px; padding: 6px 12px; background: var(--paper-2); }
.fc1 { top: 0; right: 26%; animation-delay: .5s; }
.fc2 { bottom: 20%; left: 0; animation-delay: 1.6s; animation-duration: 7s; }
.fc3 { top: 4%; left: 3%; animation-delay: 2.4s; }
.fc4 { bottom: -4px; right: 14%; animation-delay: 1s; animation-duration: 5.5s; }

/* ---------------- 跑马灯 ---------------- */
.marquee {
  border-top: 2px solid var(--line); border-bottom: 2px solid var(--line);
  background: var(--red); color: #fdf3e7; overflow: hidden; position: relative; z-index: 2;
}
.marquee-track {
  display: flex; gap: 0; width: max-content; padding: 9px 0;
  animation: marquee 30s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  font-family: var(--mono); font-size: 13.5px; letter-spacing: 2px; font-weight: 600;
  padding: 0 26px; white-space: nowrap;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------------- 工具栏 ---------------- */
.main { padding: 34px 0 70px; }
.toolbar-card {
  background: var(--paper-2); border: 2px solid var(--ink); border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  padding: 15px 18px; display: flex; flex-direction: column; gap: 13px;
}
.chip-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.chip-row .row-label { font-size: 12px; color: var(--muted); margin-right: 4px; flex: none; font-family: var(--mono); letter-spacing: 2px; }
.chip {
  padding: 6px 15px; border-radius: 999px; background: transparent; color: var(--ink-2);
  border: 2px solid rgba(35, 32, 26, .35); cursor: pointer; font: inherit; font-size: 13.5px; font-weight: 600;
  transition: all .15s var(--ease);
}
.chip:hover { border-color: var(--ink); background: var(--paper-2); transform: translateY(-1px); }
.chip.active { background: var(--ink); color: var(--paper); border-color: var(--ink); font-weight: 700; }
.chip-seg { display: inline-flex; gap: 0; border: 2px solid var(--ink); border-radius: 999px; padding: 3px; background: var(--paper-2); }
.chip-seg .chip { border-color: transparent; border-radius: 999px; }
.chip-seg .chip.active { background: var(--red); color: #fdf3e7; }
.sort-select {
  border: 2px solid var(--ink); border-radius: 11px; padding: 7px 12px; font: inherit;
  font-size: 13.5px; color: var(--ink); background: var(--paper-2); outline: none; cursor: pointer;
  font-weight: 600;
}
.toolbar-foot { display: flex; justify-content: space-between; align-items: center; }
.count-note { font-size: 13.5px; color: var(--muted); font-family: var(--mono); letter-spacing: .5px; }

/* ---------------- 商品网格 ---------------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 22px; }
.card {
  background: var(--paper-2); border: 2px solid var(--ink); border-radius: var(--radius);
  overflow: hidden; position: relative; display: flex; flex-direction: column;
  box-shadow: var(--shadow-hard);
  transition: transform .18s var(--ease), box-shadow .18s var(--ease);
  transform-style: preserve-3d;
}
.card:hover { transform: translate(-3px, -3px); box-shadow: var(--shadow-hard-lg); z-index: 2; }
.card-img { position: relative; aspect-ratio: 4/3; background: #efe7d6; overflow: hidden; border-bottom: 2px solid var(--ink); }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s var(--ease); }
.card:hover .card-img img { transform: scale(1.05) rotate(.4deg); }
.card-tag {
  position: absolute; top: 11px; left: 11px; padding: 3.5px 11px; border-radius: 8px;
  background: var(--yellow); border: 2px solid var(--ink);
  font-size: 11.5px; color: var(--ink); font-weight: 750; transform: rotate(-2.5deg);
  box-shadow: 2px 2px 0 var(--ink);
}
.card-fav {
  position: absolute; top: 10px; right: 10px; width: 34px; height: 34px; border-radius: 10px;
  background: var(--paper-2); border: 2px solid var(--ink); cursor: pointer; font-size: 15px;
  display: grid; place-items: center; box-shadow: 2px 2px 0 var(--ink);
  transition: transform .15s var(--ease);
}
.card-fav:hover { transform: rotate(-8deg) scale(1.1); }
.card-fav.on { background: var(--red-soft); }
.sold-stamp {
  position: absolute; inset: 0; display: grid; place-items: center;
  background: rgba(245, 239, 226, .55); pointer-events: none; z-index: 3;
}
.sold-stamp span {
  border: 3px double var(--red-deep); color: var(--red-deep); border-radius: 10px;
  padding: 5px 18px; font-size: 21px; font-weight: 900; letter-spacing: 6px;
  transform: rotate(-12deg); background: rgba(253, 249, 240, .9);
  box-shadow: 3px 3px 0 rgba(35, 32, 26, .25);
  font-family: var(--serif);
}
.card.is-sold .card-img img { filter: grayscale(.85) sepia(.15) opacity(.8); }
.card-body { padding: 13px 15px 14px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-title {
  font-weight: 700; font-size: 14.5px; line-height: 1.5; color: var(--ink);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  min-height: 44px;
}
.card-meta { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.price {
  font-family: var(--serif); font-weight: 900; font-size: 20px; color: var(--red-deep);
  font-variant-numeric: tabular-nums;
}
.price i { font-style: normal; font-size: 13px; font-weight: 800; margin-right: 1px; }
.price.free { color: var(--green); }
.card-time { font-size: 12px; color: var(--muted); flex: none; }
.card-foot {
  display: flex; align-items: center; gap: 8px; margin-top: auto; padding-top: 10px;
  border-top: 2px dashed rgba(35, 32, 26, .22); font-size: 12.5px; color: var(--ink-2);
}
.card-foot .avatar { width: 22px; height: 22px; font-size: 10.5px; border-radius: 7px; }
.card-foot .views { margin-left: auto; color: var(--muted); font-family: var(--mono); font-size: 11.5px; }
.cond-badge {
  font-size: 11px; color: var(--amber); background: var(--amber-soft);
  border: 1.5px solid var(--amber);
  padding: 1px 8px; border-radius: 7px; font-weight: 750; white-space: nowrap;
}

/* 骨架屏 */
.skeleton { border-radius: var(--radius); overflow: hidden; background: var(--paper-2); border: 2px solid var(--ink); box-shadow: var(--shadow-hard); }
.skeleton .sk-img, .skeleton .sk-line { position: relative; overflow: hidden; background: #efe8d8; }
.skeleton .sk-img { aspect-ratio: 4/3; border-bottom: 2px solid var(--ink); }
.skeleton .sk-line { height: 13px; border-radius: 7px; margin: 12px 16px; }
.skeleton .sk-line.w60 { width: 60%; }
.skeleton .sk-line.w40 { width: 40%; margin-bottom: 16px; }
.skeleton .sk-img::after, .skeleton .sk-line::after {
  content: ""; position: absolute; inset: 0; transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(35, 32, 26, .07), transparent);
  animation: shimmer 1.4s infinite;
}
@keyframes shimmer { to { transform: translateX(100%); } }

.load-more-wrap { text-align: center; margin-top: 32px; }
.empty { text-align: center; padding: 80px 20px; color: var(--muted); }
.empty .icon { font-size: 54px; margin-bottom: 16px; display: inline-block; animation: floaty 5s ease-in-out infinite; }
.empty h3 { color: var(--ink); margin: 0 0 8px; font-size: 20px; font-family: var(--serif); font-weight: 900; }
.empty p { margin: 0 0 22px; font-size: 14px; }

/* 入场动画 */
.reveal { opacity: 0; transform: translateY(22px); }
.reveal.in {
  opacity: 1; transform: none;
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}

/* ---------------- 详情页 ---------------- */
.back-link {
  display: inline-flex; align-items: center; gap: 7px; color: var(--ink-2); margin: 24px 0 16px;
  font-size: 14px; padding: 6px 15px; border-radius: 999px; border: 2px solid var(--ink);
  background: var(--paper-2); font-weight: 650; box-shadow: 3px 3px 0 var(--ink);
  transition: all .15s var(--ease);
}
.back-link:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--ink); }
.detail-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 26px; align-items: start; }
.gallery-main {
  border-radius: var(--radius); overflow: hidden; background: #efe7d6;
  aspect-ratio: 4/3; border: 2px solid var(--ink); position: relative;
  box-shadow: var(--shadow-hard);
}
.gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs { display: flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.gallery-thumbs img {
  width: 78px; height: 62px; object-fit: cover; border-radius: 10px; cursor: pointer;
  border: 2px solid var(--ink); opacity: .6; transition: all .18s; box-shadow: 3px 3px 0 rgba(35,32,26,.3);
}
.gallery-thumbs img.active { border-color: var(--red-deep); opacity: 1; box-shadow: 3px 3px 0 var(--red-deep); }
.info-panel {
  background: var(--paper-2); border: 2px solid var(--ink); border-radius: 18px;
  box-shadow: var(--shadow-hard); padding: 25px;
  position: sticky; top: 90px;
}
.info-price { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.info-price .price { font-size: 34px; }
.status-badge {
  font-size: 12.5px; font-weight: 800; padding: 4px 14px; border-radius: 999px;
  letter-spacing: 2px; border: 2px solid var(--ink);
}
.status-badge.on_sale { background: var(--green-soft); color: var(--green); }
.status-badge.sold { background: var(--red-soft); color: var(--red-deep); }
.info-title { font-size: 23px; font-weight: 800; margin: 12px 0 15px; line-height: 1.45; font-family: var(--serif); }
.tag-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 17px; align-items: center; }
.tag {
  font-size: 12.5px; padding: 3px 12px; border-radius: 999px;
  background: var(--paper); border: 1.5px solid rgba(35, 32, 26, .4); color: var(--ink-2); font-weight: 600;
}
.tag.green { background: var(--green-soft); border-color: var(--green); color: var(--green); }
.info-desc { white-space: pre-wrap; color: var(--ink-2); border-top: 2px dashed rgba(35, 32, 26, .22); padding-top: 16px; }
.seller-box {
  display: flex; align-items: center; gap: 13px; margin-top: 19px; padding: 13px 16px;
  background: var(--paper); border: 2px solid var(--ink); border-radius: 14px;
}
.seller-box b { font-size: 15px; }
.seller-box small { color: var(--muted); display: block; }

.contact-panel { margin-top: 17px; display: flex; flex-direction: column; gap: 11px; }
.contact-panel .hint { font-size: 12.5px; color: var(--muted); }
.contact-btn {
  display: flex; align-items: center; gap: 13px; width: 100%; text-align: left;
  border: 2px solid var(--ink); background: var(--paper); border-radius: 14px;
  padding: 11px 15px; cursor: pointer; font: inherit;
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform .14s var(--ease), box-shadow .14s var(--ease);
}
.contact-btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--ink); }
.contact-btn:active { transform: translate(1px, 1px); box-shadow: 2px 2px 0 var(--ink); }
.contact-btn .ico {
  width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; font-size: 20px; flex: none;
  background: var(--paper-2); border: 2px solid var(--ink);
}
.contact-btn.wechat .ico { background: var(--green-soft); }
.contact-btn.phone .ico { background: var(--red-soft); }
.contact-btn b { font-size: 15.5px; color: var(--ink); display: block; font-variant-numeric: tabular-nums; }
.contact-btn small { color: var(--muted); font-size: 12.5px; }
.contact-btn .copy-hint { margin-left: auto; font-size: 12px; color: var(--red-deep); font-weight: 750; opacity: 0; transition: opacity .2s; font-family: var(--mono); }
.contact-btn:hover .copy-hint { opacity: 1; }
.contact-disabled { opacity: .45; pointer-events: none; filter: grayscale(.7); }

.sold-banner {
  display: flex; align-items: center; gap: 11px; background: var(--red-soft);
  color: var(--red-deep); border: 2px solid var(--red-deep); border-radius: 13px;
  padding: 12px 16px; margin-top: 17px; font-weight: 750;
}
.owner-tools {
  margin-top: 18px; padding-top: 18px; border-top: 2px dashed rgba(35, 32, 26, .22);
  display: flex; gap: 9px; flex-wrap: wrap; align-items: center;
}
.owner-tools .label { font-size: 12.5px; color: var(--muted); font-family: var(--mono); letter-spacing: 1px; }
.fav-line { margin-top: 15px; display: flex; gap: 10px; }

/* ---------------- 留言板 ---------------- */
.msg-section {
  margin-top: 30px; background: var(--paper-2); border: 2px solid var(--ink);
  border-radius: 18px; box-shadow: var(--shadow-hard); padding: 24px;
}
.msg-section h3 { margin: 0 0 5px; font-size: 18px; font-family: var(--serif); font-weight: 900; }
.msg-section .sub { color: var(--muted); font-size: 13px; margin: 0 0 18px; }
.msg-list { display: flex; flex-direction: column; gap: 15px; margin-bottom: 19px; }
.msg { display: flex; gap: 11px; }
.msg .avatar { margin-top: 2px; }
.msg-bubble {
  background: var(--paper); border: 2px solid var(--ink);
  border-radius: 4px 15px 15px 15px; padding: 10px 14px; max-width: 680px;
}
.msg-head { font-size: 12.5px; color: var(--muted); margin-bottom: 3px; }
.msg-head b { color: var(--ink-2); }
.msg.mine .msg-bubble { background: var(--amber-soft); }
.msg-content { word-break: break-word; color: var(--ink); }
.msg-form { display: flex; gap: 11px; align-items: flex-end; }
.msg-form textarea {
  flex: 1; border: 2px solid var(--ink); border-radius: 14px; padding: 11px 15px;
  font: inherit; resize: vertical; min-height: 48px; max-height: 150px; outline: none;
  background: var(--paper); color: var(--ink); transition: all .15s;
}
.msg-form textarea:focus { box-shadow: 4px 4px 0 var(--ink); transform: translate(-2px, -2px); }

/* ---------------- 表单 ---------------- */
.auth-wrap { max-width: 460px; margin: 52px auto 80px; perspective: 900px; }
.form-card {
  background: var(--paper-2); border: 2px solid var(--ink); border-radius: 20px;
  box-shadow: 7px 7px 0 var(--ink); padding: 34px 32px 28px;
  transform-style: preserve-3d;
}
.form-card h2 { margin: 0 0 6px; font-size: 24px; font-family: var(--serif); font-weight: 900; }
.form-card .sub { color: var(--muted); font-size: 14px; margin: 0 0 24px; }
.field { margin-bottom: 17px; }
.field label { display: block; font-size: 13.5px; font-weight: 750; color: var(--ink-2); margin-bottom: 7px; }
.field label .opt { color: var(--muted); font-weight: 450; }
.input, textarea.input, select.input {
  width: 100%; border: 2px solid var(--ink); border-radius: 12px; padding: 10px 14px;
  font: inherit; outline: none; background: #fff; color: var(--ink);
  transition: box-shadow .15s var(--ease), transform .15s var(--ease);
}
.input::placeholder { color: var(--muted); }
.input:focus { box-shadow: 4px 4px 0 var(--red-deep); transform: translate(-2px, -2px); }
select.input option { background: #fff; color: var(--ink); }
textarea.input { resize: vertical; min-height: 100px; }
.form-foot { text-align: center; margin-top: 18px; font-size: 14px; color: var(--muted); }
.form-foot a { color: var(--red-deep); font-weight: 750; border-bottom: 2px solid var(--yellow); }
.form-foot a:hover { background: var(--yellow); }
.demo-tip {
  margin-top: 18px; background: var(--amber-soft); border: 2px dashed var(--amber);
  border-radius: 13px; padding: 12px 16px; font-size: 13.5px; color: var(--amber);
  display: flex; align-items: center; gap: 9px; flex-wrap: wrap;
}
.demo-tip b { color: var(--ink); }
.demo-tip .link-btn {
  background: none; border: none; color: var(--red-deep); font-weight: 800; cursor: pointer;
  font: inherit; text-decoration: underline; padding: 0;
}
.form-error { color: var(--red-deep); font-size: 13.5px; min-height: 20px; margin: 4px 0 10px; font-weight: 650; }

/* 发布页 */
.publish-wrap { max-width: 760px; margin: 30px auto 80px; }
.page-title { margin: 30px 0 18px; font-size: 28px; font-weight: 900; font-family: var(--serif); }
.img-upload-row { display: flex; gap: 14px; flex-wrap: wrap; }
.img-item {
  position: relative; width: 110px; height: 84px; border-radius: 12px; overflow: hidden;
  border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink);
}
.img-item img { width: 100%; height: 100%; object-fit: cover; }
.img-item .rm {
  position: absolute; top: 4px; right: 4px; width: 23px; height: 23px; border-radius: 7px;
  background: var(--paper-2); color: var(--red-deep); border: 2px solid var(--ink);
  cursor: pointer; font-size: 12px; line-height: 1; display: grid; place-items: center; font-weight: 800;
}
.img-item .rm:hover { background: var(--red); color: #fdf3e7; }
.img-add {
  width: 110px; height: 84px; border: 2.5px dashed rgba(35, 32, 26, .5); border-radius: 12px;
  background: var(--paper); display: grid; place-items: center; cursor: pointer;
  color: var(--muted); font-size: 27px; transition: all .15s var(--ease);
}
.img-add:hover { border-color: var(--ink); color: var(--ink); transform: translate(-2px, -2px); box-shadow: 3px 3px 0 var(--ink); }
.upload-note { font-size: 12.5px; color: var(--muted); margin-top: 9px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.contact-hint { font-size: 12.5px; color: var(--muted); margin: -6px 0 17px; }

/* ---------------- 我的页面 ---------------- */
.tabs {
  display: flex; gap: 8px; margin: 28px 0 20px; width: fit-content;
}
.tabs button {
  border: 2px solid var(--ink); background: var(--paper-2); padding: 9px 23px; border-radius: 12px;
  cursor: pointer; font: inherit; font-weight: 720; color: var(--ink-2);
  box-shadow: 4px 4px 0 var(--ink); transition: all .14s var(--ease);
}
.tabs button.active { background: var(--ink); color: var(--paper); }
.tabs button:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--ink); }
.my-row {
  display: flex; align-items: center; gap: 16px; background: var(--paper-2);
  border: 2px solid var(--ink); border-radius: var(--radius);
  box-shadow: var(--shadow-hard); padding: 13px 17px; margin-bottom: 16px;
  transition: transform .15s var(--ease), box-shadow .15s var(--ease);
}
.my-row:hover { transform: translate(-3px, -3px); box-shadow: var(--shadow-hard-lg); }
.my-row .thumb {
  width: 100px; height: 76px; border-radius: 11px; object-fit: cover; flex: none;
  background: #efe7d6; border: 2px solid var(--ink);
}
.my-row.is-sold .thumb { filter: grayscale(.85) opacity(.8); }
.my-row .info { flex: 1; min-width: 0; }
.my-row .t { font-weight: 750; margin-bottom: 5px; display: flex; gap: 9px; align-items: center; flex-wrap: wrap; }
.my-row .t .title-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 380px; }
.my-row .t .title-text:hover { color: var(--red-deep); }
.my-row .meta { font-size: 12.5px; color: var(--muted); display: flex; gap: 13px; flex-wrap: wrap; }
.my-row .meta .p { color: var(--red-deep); font-weight: 800; font-family: var(--serif); }
.my-row .ops { display: flex; gap: 9px; flex-wrap: wrap; justify-content: flex-end; }

/* ---------------- toast / modal ---------------- */
.toast {
  position: fixed; top: 82px; left: 50%; transform: translateX(-50%) translateY(-14px);
  background: var(--ink); color: var(--paper); border-radius: 12px;
  border: 2px solid var(--ink); box-shadow: 4px 4px 0 rgba(35, 32, 26, .3);
  padding: 11px 22px; font-size: 14px; font-weight: 650; z-index: 200;
  opacity: 0; transition: all .25s var(--ease); pointer-events: none; max-width: 82vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { background: var(--red-deep); color: #fff; }
.modal-mask {
  position: fixed; inset: 0; background: rgba(35, 32, 26, .5); z-index: 300;
  display: grid; place-items: center; opacity: 0; transition: opacity .18s;
}
.modal-mask.show { opacity: 1; }
.modal {
  background: var(--paper-2); border: 2px solid var(--ink); border-radius: 18px;
  padding: 27px 28px; width: min(410px, 88vw); box-shadow: 9px 9px 0 var(--ink);
  transform: scale(.95); transition: transform .2s var(--ease);
}
.modal-mask.show .modal { transform: none; }
.modal h4 { margin: 0 0 9px; font-size: 18px; font-family: var(--serif); font-weight: 900; }
.modal p { margin: 0 0 22px; color: var(--ink-2); font-size: 14.5px; white-space: pre-wrap; }
.modal .ops { display: flex; gap: 11px; justify-content: flex-end; }

/* ---------------- 页脚 ---------------- */
.footer {
  background: var(--ink); color: #b8ae9c; padding: 34px 0 40px; font-size: 13.5px;
  text-align: center; position: relative; z-index: 2; border-top: 2px solid var(--ink);
}
.footer b { color: var(--paper); font-family: var(--serif); }

/* ---------------- 管理后台 ---------------- */
.admin-head .page-title { margin-bottom: 6px; }
.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat-row .stat-chip b { font-size: 30px; }
.admin-panels { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.admin-card {
  background: var(--paper-2); border: 2px solid var(--ink); border-radius: var(--radius);
  box-shadow: var(--shadow-hard); padding: 18px 20px;
}
.admin-card h3 { margin: 0 0 12px; font-family: var(--serif); font-weight: 900; font-size: 16px; }
.mini-list { display: flex; flex-direction: column; gap: 10px; }
.mini-row {
  display: flex; align-items: center; gap: 10px; font-size: 13.5px; padding-bottom: 9px;
  border-bottom: 1.5px dashed rgba(35, 32, 26, .18); flex-wrap: wrap;
}
.mini-row:last-child { border-bottom: none; padding-bottom: 0; }
.mini-row .time { margin-left: auto; color: var(--muted); font-size: 12px; }
.mini-row a:hover { color: var(--red-deep); }
.mini-tag {
  font-size: 11px; font-weight: 750; padding: 1.5px 9px; border-radius: 7px;
  border: 1.5px solid var(--ink); background: var(--paper); white-space: nowrap;
}
.mini-tag.red { background: var(--red-soft); border-color: var(--red-deep); color: var(--red-deep); }
.mini-tag.green { background: var(--green-soft); border-color: var(--green); color: var(--green); }
.admin-toolbar {
  display: flex; gap: 10px; align-items: center; margin-bottom: 16px; flex-wrap: wrap;
  background: var(--paper-2); border: 2px solid var(--ink); border-radius: 13px;
  padding: 11px 14px; box-shadow: 4px 4px 0 var(--ink);
}
.ban-dot {
  position: absolute; right: -2px; bottom: -2px; width: 14px; height: 14px; border-radius: 50%;
  background: var(--red-deep); border: 2px solid var(--paper-2);
}
.pager {
  display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 20px;
  color: var(--muted); font-size: 13px;
}
.mono { font-family: var(--mono); font-size: .92em; }
.img-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 16px; }
.img-cell {
  background: var(--paper-2); border: 2px solid var(--ink); border-radius: 13px; overflow: hidden;
  box-shadow: 4px 4px 0 var(--ink); display: flex; flex-direction: column;
}
.img-cell img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-bottom: 2px solid var(--ink); background: #efe7d6; }
.img-cell .img-info {
  display: flex; flex-direction: column; gap: 3px; padding: 9px 12px; font-size: 12px; color: var(--ink-2);
  align-items: flex-start;
}
.img-cell .btn { margin: 0 12px 12px; }
@media (max-width: 800px) {
  .admin-panels { grid-template-columns: 1fr; }
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-3d { display: none; }
  .hero { padding: 40px 0 50px; }
}
@media (max-width: 800px) {
  .detail-grid { grid-template-columns: 1fr; }
  .info-panel { position: static; }
  .topnav { display: none; }
  .my-row { flex-wrap: wrap; }
  .my-row .ops { width: 100%; justify-content: flex-start; }
  .two-col { grid-template-columns: 1fr; }
}
/* 动效降级 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}