/* ============================================================
   纺织导航 tex123.com  ——  前台样式
   主色：靛蓝 #1b4b73   辅色：青绿 #0e9f8a
   ============================================================ */

:root {
  --c-main:   #1b4b73;
  --c-main-d: #14395a;
  --c-main-l: #e8eff6;
  --c-teal:   #0e9f8a;
  --c-teal-l: #e3f5f2;
  --c-ink:    #1d2733;
  --c-text:   #3d4b5c;
  --c-mute:   #8592a3;
  --c-line:   #e6ebf1;
  --c-bg:     #f5f7fa;
  --c-card:   #ffffff;
  --c-amber:  #d97706;
  --c-red:    #d64545;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;

  --sh-1: 0 1px 2px rgba(27,75,115,.06);
  --sh-2: 0 4px 16px rgba(27,75,115,.09);
  --sh-3: 0 10px 30px rgba(27,75,115,.14);

  --head-h: 62px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC",
               "Noto Sans CJK SC", sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--c-main); text-decoration: none; }
a:hover { color: var(--c-teal); }
h1, h2, h3, h4 { margin: 0; color: var(--c-ink); font-weight: 700; line-height: 1.3; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img { max-width: 100%; height: auto; }
button, input, select, textarea { font-family: inherit; font-size: 100%; }

.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 18px; }

/* ---------------- 顶部 ---------------- */

.site-head {
  position: sticky; top: 0; z-index: 60;
  background: #fff;
  border-bottom: 1px solid var(--c-line);
  box-shadow: var(--sh-1);
}
.head-in {
  display: flex; align-items: center; gap: 16px;
  height: var(--head-h);
}

.brand { display: flex; align-items: baseline; gap: 8px; flex: none; }
.brand-mark {
  font-size: 23px; font-weight: 800; letter-spacing: -.5px; color: var(--c-main);
}
.brand-mark span { color: var(--c-teal); }
.brand-sub {
  font-size: 12px; color: var(--c-mute); letter-spacing: 2px;
  border-left: 1px solid var(--c-line); padding-left: 8px;
}

.head-search {
  display: flex; align-items: center; flex: 1 1 auto;
  max-width: 520px; height: 40px;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: 20px;
  padding: 0 4px 0 14px;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.head-search:focus-within {
  background: #fff;
  border-color: var(--c-main);
  box-shadow: 0 0 0 3px var(--c-main-l);
}
.hs-ico { font-size: 13px; opacity: .5; flex: none; }
.head-search input {
  flex: 1; min-width: 0; height: 100%;
  border: 0; background: transparent; outline: none;
  font-size: 16px; color: var(--c-ink); padding: 0 8px;
}
.head-search input::placeholder { color: #a8b3c1; }
.head-search button {
  flex: none; height: 32px; padding: 0 18px;
  border: 0; border-radius: 16px; cursor: pointer;
  background: var(--c-main); color: #fff; font-size: 13px; font-weight: 600;
  transition: background .15s;
}
.head-search button:hover { background: var(--c-teal); }
.head-spacer { flex: 1 1 auto; }

.head-submit {
  flex: none; height: 36px; line-height: 34px; padding: 0 16px;
  border: 1px solid var(--c-main); border-radius: 18px;
  font-size: 13px; font-weight: 600; color: var(--c-main);
  background: #fff; white-space: nowrap;
  transition: all .15s;
}
.head-submit:hover { background: var(--c-main); color: #fff; }

.nav-toggle {
  display: none; flex: none;
  width: 36px; height: 36px; border: 1px solid var(--c-line);
  border-radius: 8px; background: #fff; color: var(--c-main);
  font-size: 16px; cursor: pointer;
}

/* ---------------- 分类条 ---------------- */

.cat-bar {
  position: sticky; top: var(--head-h); z-index: 55;
  background: #fff;
  border-bottom: 1px solid var(--c-line);
}
.cat-bar-in {
  display: flex; align-items: center; gap: 8px;
  height: 46px; overflow-x: auto; scrollbar-width: none;
}
.cat-bar-in::-webkit-scrollbar { display: none; }

.chip {
  flex: none; display: inline-flex; align-items: center; gap: 5px;
  height: 30px; padding: 0 13px;
  border-radius: 15px; background: var(--c-bg);
  font-size: 13px; color: var(--c-text); white-space: nowrap;
  border: 1px solid transparent;
  transition: all .15s;
}
.chip:hover { background: var(--c-main-l); color: var(--c-main); }
.chip.on { background: var(--c-main); color: #fff; font-weight: 600; }
.chip i {
  font-style: normal; font-size: 11px; opacity: .6;
  background: rgba(0,0,0,.06); border-radius: 8px; padding: 0 5px; line-height: 15px;
}
.chip.on i { background: rgba(255,255,255,.22); opacity: 1; }

/* ---------------- Hero ---------------- */

.hero {
  background:
    radial-gradient(1100px 320px at 12% -30%, rgba(14,159,138,.20), transparent 62%),
    radial-gradient(900px 300px at 88% -20%, rgba(27,75,115,.24), transparent 60%),
    linear-gradient(135deg, #163f61 0%, #1b4b73 55%, #17596a 100%);
  color: #fff;
  padding: 44px 0 40px;
}
.hero-in { text-align: center; }
.hero-title {
  font-size: 30px; color: #fff; letter-spacing: -.4px; font-weight: 800;
}
.hero-title span { color: #6fd8c6; margin: 0 2px; }
.hero-sub {
  margin: 10px 0 22px; font-size: 14px; color: rgba(255,255,255,.82);
}
.hero-sub b { color: #fff; font-size: 17px; margin: 0 3px; }

.hero-search {
  display: flex; align-items: center;
  max-width: 620px; margin: 0 auto;
  height: 52px; padding: 0 6px 0 18px;
  background: #fff; border-radius: 26px;
  box-shadow: 0 8px 26px rgba(0,0,0,.18);
}
.hero-search .hs-ico { font-size: 15px; opacity: .45; }
.hero-search input {
  flex: 1; min-width: 0; height: 100%; border: 0; outline: none;
  font-size: 16px; color: var(--c-ink); padding: 0 10px; background: transparent;
}
.hero-search input::placeholder { color: #a8b3c1; }
.hero-search button {
  flex: none; height: 40px; padding: 0 26px;
  border: 0; border-radius: 20px; cursor: pointer;
  background: linear-gradient(135deg, var(--c-teal), #12b39b);
  color: #fff; font-size: 15px; font-weight: 700; letter-spacing: 1px;
  transition: filter .15s, transform .1s;
}
.hero-search button:hover { filter: brightness(1.08); }
.hero-search button:active { transform: scale(.98); }

.hero-tags {
  margin-top: 16px; display: flex; flex-wrap: wrap;
  gap: 8px; justify-content: center; align-items: center;
}
.ht-label { font-size: 12px; color: rgba(255,255,255,.6); }
.hero-tags a {
  font-size: 12.5px; color: rgba(255,255,255,.9);
  background: rgba(255,255,255,.13);
  border-radius: 12px; padding: 3px 11px;
  transition: background .15s;
}
.hero-tags a:hover { background: rgba(255,255,255,.28); color: #fff; }

/* ---------------- 主体 ---------------- */

.main { padding: 26px 0 40px; }

.crumb {
  font-size: 12.5px; color: var(--c-mute);
  padding: 4px 0 14px; display: flex; align-items: center; gap: 7px;
}
.crumb a { color: var(--c-mute); }
.crumb a:hover { color: var(--c-main); }
.crumb i { font-style: normal; opacity: .5; }
.crumb span { color: var(--c-ink); }

.panel-sec {
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  padding: 18px 20px 22px;
  margin-bottom: 20px;
  box-shadow: var(--sh-1);
  scroll-margin-top: 130px;
}

.sec-head {
  display: flex; align-items: center; flex-wrap: wrap; gap: 10px;
  padding-bottom: 14px; margin-bottom: 16px;
  border-bottom: 1px dashed var(--c-line);
}
.sec-head h2 {
  font-size: 17px; display: flex; align-items: center; gap: 8px;
}
.sec-count {
  font-size: 12.5px; color: var(--c-mute); flex: 1 1 auto;
  min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.sec-more {
  flex: none; font-size: 12.5px; color: var(--c-mute);
}
.sec-more:hover { color: var(--c-teal); }
.sec-num {
  font-style: normal; font-size: 11.5px; font-weight: 500;
  color: var(--c-mute); background: var(--c-bg);
  border-radius: 9px; padding: 1px 8px;
}
.sec-ico {
  width: 4px; height: 16px; border-radius: 2px; display: inline-block;
  background: var(--c-main);
}
.sec-ico-hot  { background: var(--c-red); }
.sec-ico-rank { background: var(--c-amber); }
.sec-ico-new  { background: var(--c-teal); }

.cat-badge {
  width: 24px; height: 24px; border-radius: 7px;
  color: #fff; font-size: 12.5px; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center;
  flex: none;
}

/* ---------------- 站点卡片 ---------------- */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(252px, 1fr));
  gap: 12px;
}

.card {
  display: flex; align-items: flex-start; gap: 11px;
  padding: 11px 13px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  background: #fff;
  transition: border-color .15s, box-shadow .15s, transform .12s;
}
.card:hover {
  border-color: #bcd0e2;
  box-shadow: var(--sh-2);
  transform: translateY(-1px);
}
.card-ico {
  position: relative; overflow: hidden;
  flex: none; width: 38px; height: 38px; border-radius: 9px;
  color: #fff; font-size: 17px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  box-shadow: inset 0 -1px 0 rgba(0,0,0,.12);
}
.rank-ico {
  position: relative; overflow: hidden;
  flex: none; width: 34px; height: 34px; border-radius: 9px;
  color: #fff; font-size: 14px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  box-shadow: inset 0 -1px 0 rgba(0,0,0,.12);
}
.ico-fb { font-style: normal; font-weight: 700; line-height: 1; color: #fff; }
.card-ico img, .rank-ico img, .cell-ico img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: contain; background: #fff;
  padding: 2px;
}
.card-main { min-width: 0; flex: 1 1 auto; display: block; }
.card-top { display: flex; align-items: center; gap: 5px; }
.card-name {
  font-size: 14px; font-weight: 600; color: var(--c-ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.card:hover .card-name { color: var(--c-main); }
.tag-pick, .tag-cat, .tag-intl {
  flex: none; font-style: normal; font-size: 10px; line-height: 14px;
  padding: 0 5px; border-radius: 4px; font-weight: 600;
}
.tag-pick { background: #fdeceb; color: var(--c-red); }
.tag-cat  { background: var(--c-main-l); color: var(--c-main); font-weight: 500; }
.tag-intl { background: var(--c-teal-l); color: var(--c-teal); margin-left: 6px; font-weight: 500; }
.card-desc {
  display: block; font-size: 12.5px; color: var(--c-mute);
  line-height: 1.5; margin-top: 3px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.card-url {
  display: block; font-size: 11.5px; color: #a3b0be; margin-top: 2px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ---------------- 排行榜 ---------------- */

.rank {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2px 22px;
}
.rank-item {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 8px; border-radius: var(--r-sm);
  transition: background .15s;
}
.rank-item:hover { background: var(--c-bg); }
.rank-link { flex: 1 1 auto; min-width: 0; display: flex; align-items: baseline; gap: 7px; }
.rank-link b {
  font-size: 13.5px; font-weight: 500; color: var(--c-ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.rank-item:hover .rank-link b { color: var(--c-main); }
.rank-link em {
  font-style: normal; font-size: 11.5px; color: #a3b0be;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1 1 auto;
}
.rank-hit { flex: none; font-size: 11.5px; color: var(--c-mute); }
.rank-empty { color: var(--c-mute); font-size: 13px; padding: 8px; }

/* ---------------- 分类云 ---------------- */

.cat-cloud { display: flex; flex-wrap: wrap; gap: 9px; }

/* ---------------- CTA ---------------- */

.cta {
  margin: 6px 0 10px;
  background: linear-gradient(135deg, #f0f6fb, #e9f6f4);
  border: 1px dashed #c4d7e6;
  border-radius: var(--r-lg);
  padding: 26px 22px; text-align: center;
}
.cta-in h3 { font-size: 17px; }
.cta-in p { margin: 7px 0 15px; color: var(--c-mute); font-size: 13px; }
.cta-btn {
  display: inline-block; height: 40px; line-height: 40px; padding: 0 30px;
  background: var(--c-main); color: #fff; border-radius: 20px;
  font-size: 14px; font-weight: 600;
  transition: background .15s, transform .1s;
}
.cta-btn:hover { background: var(--c-teal); color: #fff; }
.cta-btn:active { transform: scale(.98); }

/* ---------------- 空状态 ---------------- */

.empty {
  text-align: center; padding: 46px 20px; color: var(--c-mute);
}
.empty p { margin: 0 0 8px; font-size: 14px; }
.empty-tip { font-size: 13px; }
.kw { color: var(--c-main); }

/* ---------------- 分页 ---------------- */

.pager {
  display: flex; flex-wrap: wrap; gap: 7px; justify-content: center;
  margin: 22px 0 4px;
}
.pg {
  min-width: 34px; height: 34px; line-height: 32px; padding: 0 11px;
  border: 1px solid var(--c-line); border-radius: var(--r-sm);
  background: #fff; font-size: 13px; text-align: center; color: var(--c-text);
  transition: all .15s;
}
.pg:hover { border-color: var(--c-main); color: var(--c-main); }
.pg-on {
  background: var(--c-main); border-color: var(--c-main);
  color: #fff; font-weight: 600;
}
.pg-dots { line-height: 34px; color: var(--c-mute); padding: 0 4px; }

/* ---------------- 表单 ---------------- */

.form-wrap {
  display: grid; grid-template-columns: minmax(0, 1fr) 290px;
  gap: 20px; align-items: start;
}
.form-card, .form-side { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-lg); box-shadow: var(--sh-1); }
.form-card { padding: 24px 26px 26px; }
.form-title { font-size: 19px; margin-bottom: 8px; }
.form-note { color: var(--c-mute); font-size: 13px; margin: 0 0 20px; line-height: 1.7; }

.form .fld { margin-bottom: 16px; }
.form label {
  display: block; font-size: 13px; font-weight: 600;
  color: var(--c-ink); margin-bottom: 6px;
}
.form label em { color: var(--c-red); font-style: normal; }
.form input[type=text], .form textarea, .form select {
  width: 100%; padding: 10px 12px;
  border: 1px solid #d8e0e9; border-radius: var(--r-sm);
  font-size: 16px; color: var(--c-ink); background: #fcfdfe;
  outline: none; transition: border-color .15s, box-shadow .15s;
}
.form input[type=text]:focus, .form textarea:focus, .form select:focus {
  border-color: var(--c-main); background: #fff;
  box-shadow: 0 0 0 3px var(--c-main-l);
}
.form textarea { resize: vertical; min-height: 76px; line-height: 1.6; }
.fld-submit { display: flex; align-items: center; gap: 14px; margin-top: 22px; margin-bottom: 0 !important; }
.fld-tip { font-size: 12px; color: var(--c-mute); }

.btn-solid {
  display: inline-block; height: 42px; line-height: 42px; padding: 0 30px;
  border: 0; border-radius: var(--r-sm); cursor: pointer;
  background: var(--c-main); color: #fff;
  font-size: 14px; font-weight: 600;
  transition: background .15s, transform .1s;
}
.btn-solid:hover { background: var(--c-teal); color: #fff; }
.btn-solid:active { transform: scale(.985); }
.btn-line {
  display: inline-block; height: 42px; line-height: 40px; padding: 0 26px;
  border: 1px solid var(--c-main); border-radius: var(--r-sm);
  color: var(--c-main); background: #fff; font-size: 14px; font-weight: 600;
}
.btn-line:hover { background: var(--c-main); color: #fff; }

.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.flash {
  border-radius: var(--r-sm); padding: 12px 15px; font-size: 13.5px;
  margin-bottom: 18px; line-height: 1.7;
}
.flash-ok  { background: #e9f9f2; border: 1px solid #b6e6d2; color: #1a7a55; }
.flash-err { background: #fdeeed; border: 1px solid #f4c9c6; color: #b3372f; }

.form-side { padding: 20px 20px 22px; }
.form-side h3 { font-size: 14px; margin-bottom: 12px; }
.form-side ul li {
  position: relative; padding-left: 15px; font-size: 12.8px;
  color: var(--c-text); line-height: 1.75; margin-bottom: 8px;
}
.form-side ul li::before {
  content: ''; position: absolute; left: 0; top: 8px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--c-teal);
}

/* ---------------- 关于页 ---------------- */

.about {
  display: grid; grid-template-columns: minmax(0, 1fr) 280px;
  gap: 20px; align-items: start;
}
.about-main { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-lg); box-shadow: var(--sh-1); padding: 26px 28px 30px; }
.about-main h1 { font-size: 24px; margin-bottom: 14px; }
.about-lead {
  font-size: 14.5px; color: var(--c-text); line-height: 1.85;
  padding-bottom: 18px; border-bottom: 1px dashed var(--c-line);
}
.about-main h2 {
  font-size: 16px; margin: 24px 0 10px;
  padding-left: 11px; border-left: 3px solid var(--c-teal);
}
.about-main p { margin: 0 0 12px; line-height: 1.85; }
.about-main ul li {
  position: relative; padding-left: 18px; margin-bottom: 7px; line-height: 1.8;
}
.about-main ul li::before {
  content: ''; position: absolute; left: 2px; top: 9px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--c-main);
}
.about-side { display: grid; gap: 16px; }
.side-box { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-lg); box-shadow: var(--sh-1); padding: 18px 18px 20px; }
.side-box h3 { font-size: 14px; margin-bottom: 12px; }
.side-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.side-stats li {
  text-align: center; background: var(--c-bg);
  border-radius: var(--r-sm); padding: 12px 6px;
}
.side-stats b { display: block; font-size: 21px; color: var(--c-main); line-height: 1.2; }
.side-stats span { font-size: 12px; color: var(--c-mute); }
.side-links li { margin-bottom: 8px; font-size: 13px; }

/* ---------------- 404 ---------------- */

.e404 { text-align: center; padding: 60px 20px 70px; }
.e404-code {
  font-size: 84px; font-weight: 800; line-height: 1;
  color: var(--c-main-l); letter-spacing: -3px;
  -webkit-text-stroke: 2px #c8d8e6;
}
.e404 h1 { font-size: 22px; margin: 14px 0 10px; }
.e404 p { color: var(--c-mute); margin: 0 0 22px; }
.e404-acts { display: flex; gap: 12px; justify-content: center; margin-bottom: 28px; flex-wrap: wrap; }
.e404-cats { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }

/* ---------------- 页脚 ---------------- */

.site-foot {
  background: #fff; border-top: 1px solid var(--c-line);
  margin-top: 12px; padding: 34px 0 20px;
}
.foot-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 30px;
  padding-bottom: 24px; border-bottom: 1px solid var(--c-line);
}
.foot-brand { font-size: 19px; font-weight: 800; color: var(--c-main); margin-bottom: 9px; }
.foot-brand span { color: var(--c-teal); }
.foot-desc { font-size: 12.8px; color: var(--c-mute); line-height: 1.8; margin: 0; }
.foot-desc b { color: var(--c-main); }
.foot-col h4 { font-size: 13.5px; margin-bottom: 12px; }
.foot-links li { margin-bottom: 8px; }
.foot-links a { font-size: 12.8px; color: var(--c-mute); }
.foot-links a:hover { color: var(--c-main); }
.foot-bottom {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px;
  padding-top: 16px; font-size: 12.5px; color: var(--c-mute);
}
.foot-note { flex: 1 1 100%; font-size: 12px; color: #a3b0be; line-height: 1.7; }

/* ---------------- 响应式 ---------------- */

@media (max-width: 980px) {
  .form-wrap, .about { grid-template-columns: minmax(0, 1fr); }
  .form-side, .about-side { order: 2; }
}

@media (max-width: 760px) {
  :root { --head-h: 56px; }
  .wrap { padding: 0 14px; }

  .head-search { position: absolute; left: 14px; right: 14px; top: calc(var(--head-h) + 6px); max-width: none; display: none; z-index: 5; }
  body.force-search .head-search { display: flex; }
  body.force-search .cat-bar { margin-top: 46px; }
  .nav-toggle { display: block; order: 3; }
  .brand-sub { display: none; }
  .head-submit { margin-left: auto; }

  .hero { padding: 30px 0 28px; }
  .hero-title { font-size: 20px; line-height: 1.45; }
  .hero-sub { font-size: 12.5px; margin-bottom: 16px; }
  .hero-search { height: 46px; padding-left: 14px; }
  .hero-search button { height: 36px; padding: 0 18px; font-size: 14px; }
  .hero-tags { display: none; }

  .panel-sec { padding: 14px 13px 16px; border-radius: 12px; }
  .sec-head h2 { font-size: 15.5px; }
  .sec-count { display: none; }
  .sec-more { display: none; }

  .cards { grid-template-columns: minmax(0, 1fr); gap: 9px; }
  .rank { grid-template-columns: minmax(0, 1fr); }

  .form-card { padding: 18px 16px 20px; }
  .about-main { padding: 20px 17px 24px; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .foot-brand-col { grid-column: 1 / -1; }

  .e404-code { font-size: 62px; }
}

@media (max-width: 420px) {
  .card-desc { display: none; }
}

@media print {
  .site-head, .cat-bar, .site-foot, .cta, .hero-search { display: none; }
}