/* =========================
   硬核工业风（更“硬”、更“机械”）
   - 几乎直角：更小圆角 / 更强网格感
   - 线框、分割线、信息密度更高
   - Figure 气质：深色冷灰 + 霓虹黄绿（谨慎使用）
   - 交互：轻微扫描线/描边发光（不浮夸）
   ========================= */
:root{
  --bg: #05070b;
  --bg2:#060a10;
  --panel:#060a10;
  --card:#070c13;

  --text:#e9eef6;
  --muted:#9aa6b6;
  --muted2:#6f7a8a;

  --line: rgba(255,255,255,.08);
  --line2: rgba(255,255,255,.12);

  --accent:#c9ff3b;      /* Figure-like neon */
  --accent2:#b6ff2a;

  --shadow: 0 14px 40px rgba(0,0,0,.65);
  --shadow2: 0 24px 70px rgba(0,0,0,.80);

  --r: 10px;             /* 工业风更直 */
  --r2: 12px;
  --maxw: 1100px;

  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono","Courier New", monospace;
}

*{ box-sizing:border-box; }
html,body{height:100%;}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(900px 480px at 15% -10%, rgba(201,255,59,.09), transparent 58%),
    radial-gradient(720px 420px at 85% -12%, rgba(255,255,255,.06), transparent 56%),
    linear-gradient(180deg, var(--bg), var(--bg2));
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  line-height:1.55;
}

/* ===== Topbar: 工业“控制台”风格 ===== */
.topbar{
  position: sticky;
  top:0;
  z-index: 80;
  background: rgba(5,7,11,.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 14px;
}
.brand{
  display:flex;
  align-items:center;
  gap: 12px;
  min-width: 240px;
}
.brand-mark{
  width: 14px;
  height: 14px;
  border-radius: 2px;
  background: var(--accent);
  box-shadow: 0 0 0 1px rgba(201,255,59,.22) inset, 0 0 18px rgba(201,255,59,.35);
}
.brand-text{
  display:flex;
  flex-direction:column;
  gap:2px;
}
.brand-title{
  font-size: 12px;
  font-weight: 950;
  letter-spacing: .22em;
  text-transform: uppercase;
  opacity: .95;
}
.brand-sub{
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--muted2);
  text-transform: uppercase;
}

/* ===== Actions ===== */
.right-actions{ display:flex; gap:10px; align-items:center; }
.right-actions a{ text-decoration:none; }

.btn{
  border: 1px solid var(--line2);
  background: rgba(255,255,255,.02);
  color: var(--text);
  padding: 9px 12px;
  border-radius: 10px; /* 更硬 */
  font-size: 11px;
  font-weight: 950;
  letter-spacing: .14em;
  text-transform: uppercase;
  cursor:pointer;
  transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease, background .12s ease;
  user-select:none;
  white-space:nowrap;
}
.btn:hover{
  transform: translateY(-1px);
  border-color: rgba(201,255,59,.28);
  background: rgba(201,255,59,.06);
  box-shadow: 0 0 0 1px rgba(201,255,59,.12) inset, 0 10px 28px rgba(0,0,0,.60);
}
.btn.primary{
  background: rgba(201,255,59,.10);
  border-color: rgba(201,255,59,.34);
}
.btn.primary:hover{
  background: rgba(201,255,59,.14);
}
.btn.dark{
  background: rgba(255,255,255,.02);
  border-color: rgba(255,255,255,.10);
}

/* ===== User Area ===== */
#userActions{ align-items:center; gap:10px; position:relative; display:none; }
.user-phone{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .10em;
  text-transform: uppercase;
}
#userVendorName{
  display:none;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .10em;
  color: var(--text);
  opacity: .92;
}
.user-avatar{
  width: 34px;
  height: 34px;
  border-radius: 10px;
  border: 1px solid var(--line2);
  background: rgba(255,255,255,.02);
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease, background .12s ease;
}
.user-avatar:hover{
  transform: translateY(-1px);
  border-color: rgba(201,255,59,.26);
  background: rgba(201,255,59,.05);
  box-shadow: 0 0 0 1px rgba(201,255,59,.12) inset;
}
.user-avatar i{ color: var(--text); opacity: .92; }

.user-menu{
  position:absolute;
  right:0;
  top:46px;
  background: rgba(7,12,19,.92);
  border: 1px solid var(--line2);
  border-radius: 12px;
  box-shadow: var(--shadow2);
  padding: 6px 0;
  display:none;
  min-width: 160px;
  overflow:hidden;
}
.user-menu a{
  display:block;
  padding: 10px 12px;
  font-size: 11px;
  font-weight: 950;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration:none;
}
.user-menu a:hover{
  background: rgba(201,255,59,.08);
}

/* ===== Search: 工业控制台条 ===== */
.search-wrap{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 16px 10px;
}
.search-bar{
  display:flex;
  align-items:center;
  gap:10px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.015);
  box-shadow: 0 14px 34px rgba(0,0,0,.55);
  position: relative;
  overflow:hidden;
}
/* 轻微扫描线（工业风） */
.search-bar::after{
  content:"";
  position:absolute;
  inset:-2px;
  background: repeating-linear-gradient(
    180deg,
    rgba(255,255,255,.03) 0px,
    rgba(255,255,255,.03) 1px,
    transparent 1px,
    transparent 6px
  );
  opacity:.25;
  pointer-events:none;
  mix-blend-mode: overlay;
}
.search-input{
  flex:1;
  border:none;
  outline:none;
  font-size: 12px;
  color: var(--text);
  background: transparent;
  letter-spacing: .04em;
}
.search-input::placeholder{ color: rgba(154,166,182,.55); letter-spacing: .02em; }

.search-btn{
  width: 42px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.02);
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  user-select:none;
  transition: transform .12s ease, border-color .12s ease, background .12s ease, box-shadow .12s ease;
}
.search-btn:hover{
  transform: translateY(-1px);
  border-color: rgba(201,255,59,.28);
  background: rgba(201,255,59,.06);
  box-shadow: 0 0 0 1px rgba(201,255,59,.12) inset, 0 10px 24px rgba(0,0,0,.60);
}

/* ===== Tabs: 工业风更像“面板按钮” ===== */
.tabs-wrap{
  position: sticky;
  top: 62px;
  z-index: 70;
  background: rgba(5,7,11,.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.center-tabs{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 10px 16px;
  display:flex;
  gap: 10px;
  overflow-x:auto;
  -webkit-overflow-scrolling: touch;
}
.center-tabs::-webkit-scrollbar{ display:none; }

.center-tab{
  display:flex;
  align-items:center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  border:  1px solid var(--line);
  background: rgba(255,255,255,.01);
  cursor:pointer;
  user-select:none;
  color: var(--muted);
  transition: transform .12s ease, border-color .12s ease, background .12s ease, box-shadow .12s ease;
  white-space:nowrap;
}
.center-tab span{
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.center-tab:hover{
  transform: translateY(-1px);
  border-color: rgba(255,255,255,.14);
}
.center-tab.active{
  color: var(--text);
  border-color: rgba(201,255,59,.30);
  background: rgba(201,255,59,.05);
  box-shadow: 0 0 0 1px rgba(201,255,59,.12) inset;
}

/* ===== Content ===== */
.section{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 16px 54px;
}
.section h2{
  margin: 12px 0 10px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--text);
  opacity: .92;
  display:flex;
  align-items:center;
  gap: 10px;
}
/* 工业风标题前缀 */
.section h2::before{
  content:"";
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: rgba(201,255,59,.85);
  box-shadow: 0 0 0 1px rgba(201,255,59,.18) inset, 0 0 16px rgba(201,255,59,.22);
}

.list{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px; /* 更密 */
}

/* ===== Card: 更工业、更硬边、更强分割线 ===== */
.card{
  border-radius: var(--r);
  overflow:hidden;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
  box-shadow: var(--shadow);
  display:flex;
  flex-direction:column;
  position: relative;
  transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease, background .12s ease;
}
.card:hover{
  transform: translateY(-2px);
  border-color: rgba(201,255,59,.18);
  box-shadow: var(--shadow2);
}
.card::after{
  /* 右上角“工业铭牌”角标 */
  content:"";
  position:absolute;
  top:0;
  right:0;
  width: 54px;
  height: 54px;
  background:
    linear-gradient(135deg, rgba(201,255,59,.20), rgba(201,255,59,0));
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  pointer-events:none;
  opacity:.55;
}

/* Media */
.media{
  position: relative;
  width: 100%;
  height: 170px;
  background:#000;
  border-bottom: 1px solid var(--line);
}
.media img, .media video{
  width:100%;
  height:100%;
  object-fit: cover;
  display:block;
  transform: scale(1.02);
}
.media video{ cursor:pointer; }
.media img{ cursor: zoom-in; }

.card:hover .media::after{
  background:
    linear-gradient(180deg, rgba(0,0,0,.06), rgba(0,0,0,.52) 70%, rgba(0,0,0,.74)),
    linear-gradient(90deg, rgba(201,255,59,.22), transparent 42%, transparent 58%, rgba(201,255,59,.14));
}

/* Info area: 更像控制台信息块 */
.card-title{
  margin: 10px 12px 4px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.card-sub{
  margin: 0 12px 10px;
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .02em;
}
.card-sub .dim{ color: var(--muted2); }

.card-action{
  margin: auto 12px 12px;
  padding-top: 10px;
  border-top: 1px dashed rgba(255,255,255,.10); /* 工业分割线 */
}

/* Card button: 工业按键 */
.consult-btn{
  width:100%;
  padding: 10px 0;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.02);
  color: var(--text);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 950;
  letter-spacing: .20em;
  text-transform: uppercase;
  cursor:pointer;
  transition: transform .12s ease, border-color .12s ease, background .12s ease, box-shadow .12s ease;
}
.consult-btn:hover{
  transform: translateY(-1px);
  border-color: rgba(201,255,59,.28);
  background: rgba(201,255,59,.06);
  box-shadow: 0 0 0 1px rgba(201,255,59,.12) inset, 0 12px 30px rgba(0,0,0,.62);
}

/* ===== Tab content ===== */
.tab-content{ display:none; }
.tab-content.active{ display:block; }

.small{ color: var(--muted); font-size: 12px; font-family: var(--mono); letter-spacing:.08em; }

/* ===== Viewer / Modal ===== */
.image-viewer{
  position: fixed;
  inset:0;
  background: rgba(0,0,0,.84);
  display:none;
  align-items:center;
  justify-content:center;
  z-index: 9999;
  padding: 18px;
}
.image-viewer.show{ display:flex; }
.image-viewer img,
.image-viewer video{
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: var(--shadow2);
  cursor: zoom-out;
  border: 1px solid rgba(255,255,255,.10);
}
.image-viewer-close{
  position: fixed;
  top: 14px;
  right: 16px;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  color: #fff;
  font-size: 18px;
  cursor:pointer;
  user-select:none;
  transition: transform .12s ease, border-color .12s ease, background .12s ease, box-shadow .12s ease;
}
.image-viewer-close:hover{
  transform: translateY(-1px);
  border-color: rgba(201,255,59,.22);
  background: rgba(201,255,59,.06);
  box-shadow: 0 0 0 1px rgba(201,255,59,.12) inset;
}

/* Modal panel: 工业弹窗（线框/扫描） */
.modal-panel{
  width: min(560px, 92vw);
  background: rgba(7,12,19,.88);
  border: 1px solid var(--line2);
  border-radius: 12px;
  padding: 14px;
  box-shadow: var(--shadow2);
  backdrop-filter: blur(16px);
  position: relative;
  overflow:hidden;
}
.modal-panel::after{
  content:"";
  position:absolute;
  inset:-2px;
  background: repeating-linear-gradient(
    180deg,
    rgba(255,255,255,.03) 0px,
    rgba(255,255,255,.03) 1px,
    transparent 1px,
    transparent 7px
  );
  opacity:.18;
  pointer-events:none;
}
.modal-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom: 10px;
}
.modal-title{
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: .24em;
  text-transform: uppercase;
  opacity: .92;
}
.modal-label{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  margin: 10px 0 6px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.modal-input, .modal-textarea{
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.02);
  border-radius: 10px;
  padding: 10px 12px;
  color: var(--text);
  outline:none;
  font-size: 12px;
  letter-spacing: .02em;
  transition: border-color .12s ease, box-shadow .12s ease;
}
.modal-input:focus, .modal-textarea:focus{
  border-color: rgba(201,255,59,.22);
  box-shadow: 0 0 0 1px rgba(201,255,59,.12) inset;
}
.modal-input::placeholder, .modal-textarea::placeholder{ color: rgba(154,166,182,.55); }
.modal-textarea{ min-height: 110px; resize: vertical; }

.modal-actions{ display:flex; gap: 10px; margin-top: 12px; }
.modal-hint{
  margin-top: 10px;
  font-size: 11px;
  color: var(--muted);
  font-family: var(--mono);
  letter-spacing: .10em;
}

/* ===== Vendor KV Grid ===== */
.kv-grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:8px;
  margin: 0 12px 12px;
}
.kv{
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.02);
  border-radius: 10px;
  padding: 8px 10px;
}
.kv .k{
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted2);
  margin-bottom: 3px;
}
.kv .v{
  font-size: 12px;
  color: var(--text);
  opacity: .92;
}

/* ===== Price Popup Layout ===== */
.price-grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:10px;
}
@media (max-width: 520px){
  .kv-grid, .price-grid{ grid-template-columns: 1fr; }
}

.price-tags{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:10px;
}
.tag-btn{
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.02);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .10em;
  cursor:pointer;
  transition: transform .12s ease, border-color .12s ease, background .12s ease;
}
.tag-btn:hover{
  transform: translateY(-1px);
  border-color: rgba(201,255,59,.28);
  background: rgba(201,255,59,.06);
}