/* GỐM BÁT TRÀNG VIỆT - giao diện xưởng gốm men lam (mẫu 1264) */
/* Bảng màu: xanh lam, mực biển, sứ trắng, son triện */
:root{
  --cobalt:#1e4e8c;
  --cobalt-deep:#163a6a;
  --cobalt-2:#102946;
  --seal:#b23a2e;
  --seal-soft:#c85a4c;
  --porcelain:#f7f5ee;
  --porcelain-2:#ebe7dc;
  --ice:#d6e4f4;
  --celadon:#6e96a0;
  --line:rgba(30,78,140,.38);
  --tx:#2a2f38;
  --tx-soft:#6e7480;
  --shadow:0 18px 44px -18px rgba(16,41,70,.4);
  --radius:18px;
  --font-head:'Spectral',serif;
  --font-body:'Be Vietnam Pro',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
img{height:auto;max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
body.gt-body{
  font-family:var(--font-body);
  color:var(--tx);
  background:var(--porcelain);
  font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
.gt-shell{max-width:1240px;margin:0 auto;padding:0 24px}
.gt-skip{position:absolute;left:-9999px;top:0;background:var(--seal);color:#fff;padding:10px 18px;z-index:200;border-radius:0 0 12px 0}
.gt-skip:focus{left:0}

/* Dải sóng men lam trên cùng */
.gt-wareband{height:16px;background:
  radial-gradient(circle at 8px 16px,transparent 0 7px,var(--ice) 8px 9px,transparent 10px),
  radial-gradient(circle at 24px 16px,transparent 0 7px,rgba(214,228,244,.55) 8px 9px,transparent 10px),
  linear-gradient(90deg,var(--cobalt),var(--cobalt-deep));
  background-size:32px 16px,32px 16px,100% 100%;background-repeat:repeat-x}

/* Đầu trang */
.gt-header{position:sticky;top:0;z-index:90;background:rgba(22,58,106,.97);backdrop-filter:blur(8px);border-bottom:3px solid var(--seal)}
.gt-header-in{display:flex;align-items:center;gap:28px;padding:14px 24px}
.gt-brand{display:flex;align-items:center;flex-shrink:0}
.gt-brand-img{height:52px;width:auto}
.gt-nav{margin-left:auto}
.gt-nav-list{display:flex;gap:4px;flex-wrap:wrap}
.gt-nav-a{display:block;padding:10px 14px;font-size:14px;font-weight:600;color:var(--ice);border-radius:999px;transition:color .25s,background .25s}
.gt-nav-a:hover{color:#fff}
.gt-nav-a.is-active{color:#fff;background:var(--seal)}
.gt-burger{display:none;width:46px;height:46px;border:1px solid var(--line);background:transparent;border-radius:12px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.gt-burger span{display:block;width:20px;height:2px;background:var(--ice);border-radius:2px;transition:transform .3s,opacity .3s}
.gt-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.gt-burger.is-open span:nth-child(2){opacity:0}
.gt-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Menu di động: tủ gốm hai cánh mở ra */
.gt-scrim{position:fixed;inset:0;background:rgba(10,22,38,.78);opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s;z-index:98}
.gt-scrim.is-on{opacity:1;visibility:visible}
.gt-doormenu{position:fixed;inset:0;z-index:99;display:flex;visibility:hidden;pointer-events:none}
.gt-doormenu.is-open{visibility:visible;pointer-events:auto}
.gt-door{position:relative;transition:transform .5s cubic-bezier(.55,.1,.3,1);overflow:hidden}
.gt-door-l{width:34%;background:
  radial-gradient(circle at 10px 100%,transparent 0 9px,var(--cobalt-2) 10px 11px,transparent 12px),
  linear-gradient(180deg,var(--cobalt-deep),var(--cobalt-2));
  background-size:36px 100%,100% 100%;background-repeat:repeat-x;
  transform:translateX(-101%);display:flex;align-items:flex-end;justify-content:center;padding-bottom:34px}
.gt-door-r{width:66%;background:linear-gradient(180deg,var(--cobalt-2),#0c1f36);transform:translateX(101%)}
.gt-doormenu.is-open .gt-door-l{transform:translateX(0)}
.gt-doormenu.is-open .gt-door-r{transform:translateX(0)}
.gt-door-glaze{position:absolute;left:0;right:0;top:64px;height:14px;background:
  radial-gradient(circle at 8px 14px,transparent 0 7px,rgba(214,228,244,.5) 8px 9px,transparent 10px),
  repeating-linear-gradient(90deg,transparent 0 8px,rgba(214,228,244,.14) 8px 24px);
  background-size:24px 14px,100% 100%;background-repeat:repeat-x}
.gt-door-title{writing-mode:vertical-rl;font-family:var(--font-head);font-weight:700;letter-spacing:.5em;font-size:14px;color:rgba(214,228,244,.5);text-transform:uppercase}
.gt-doormenu-in,.gt-doormenu-top,.gt-doormenu-title,.gt-doormenu-close,.gt-doormenu-nav,.gt-doormenu-list,.gt-doormenu-note{position:relative}
.gt-doormenu-top{display:flex;align-items:center;justify-content:space-between;margin:26px 30px 26px}
.gt-doormenu-title{font-family:var(--font-head);font-weight:700;font-size:20px;color:var(--ice)}
.gt-doormenu-close{width:46px;height:46px;border:1px solid var(--line);background:transparent;color:var(--ice);font-size:26px;border-radius:50%;cursor:pointer;line-height:1}
.gt-doormenu-list{display:flex;flex-direction:column;gap:8px;max-width:430px;margin:0 auto;padding:0 30px;width:100%}
.gt-doormenu-list a{display:flex;align-items:center;gap:14px;padding:13px 18px;border:1px solid rgba(214,228,244,.28);border-radius:14px;color:var(--porcelain);opacity:0;transform:translateX(26px);transition:transform .5s ease,opacity .5s,border-color .25s}
.gt-doormenu.is-open .gt-doormenu-list a{transform:translateX(0);opacity:1}
.gt-doormenu.is-open .gt-doormenu-list li:nth-child(1) a{transition-delay:.08s}
.gt-doormenu.is-open .gt-doormenu-list li:nth-child(2) a{transition-delay:.13s}
.gt-doormenu.is-open .gt-doormenu-list li:nth-child(3) a{transition-delay:.18s}
.gt-doormenu.is-open .gt-doormenu-list li:nth-child(4) a{transition-delay:.23s}
.gt-doormenu.is-open .gt-doormenu-list li:nth-child(5) a{transition-delay:.28s}
.gt-doormenu.is-open .gt-doormenu-list li:nth-child(6) a{transition-delay:.33s}
.gt-doormenu.is-open .gt-doormenu-list li:nth-child(7) a{transition-delay:.38s}
.gt-doormenu.is-open .gt-doormenu-list li:nth-child(8) a{transition-delay:.43s}
.gt-doormenu.is-open .gt-doormenu-list li:nth-child(9) a{transition-delay:.48s}
.gt-doormenu-list a:hover{border-color:var(--ice)}
.gt-blotdot{width:14px;height:14px;flex-shrink:0;background:
  radial-gradient(circle at 50% 50%,var(--ice) 0 34%,transparent 36%),
  var(--cobalt);border-radius:50% 50% 50% 4px;transform:rotate(45deg)}
.gt-doormenu-no{font-family:var(--font-head);font-weight:700;color:var(--ice);font-size:14px}
.gt-doormenu-name{font-size:16px;font-weight:600}
.gt-doormenu-note{margin:30px;padding-top:22px;text-align:center;color:var(--ice);font-size:13px;opacity:.85;border-top:1px dashed rgba(214,228,244,.25)}

/* Khối anh hùng: chiếc đĩa gốm men lam */
.gt-hero{background:
  radial-gradient(720px 440px at 88% 10%,rgba(214,228,244,.85),transparent 66%),
  radial-gradient(540px 380px at 4% 96%,rgba(110,150,160,.16),transparent 70%),
  linear-gradient(180deg,var(--porcelain-2),var(--porcelain) 80%);
  color:var(--tx);padding:82px 0 96px;overflow:hidden}
.gt-hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.gt-hero-kicker{display:flex;align-items:center;gap:10px;color:var(--seal);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:13px;margin-bottom:18px}
.gt-hero-title{font-family:var(--font-head);font-weight:700;font-size:clamp(32px,4.4vw,52px);line-height:1.16;margin-bottom:20px;color:var(--cobalt-deep)}
.gt-hero-desc{color:var(--tx-soft);font-size:16.5px;max-width:52ch;margin-bottom:30px}
.gt-hero-acts{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:38px}
.gt-btn{display:inline-flex;align-items:center;gap:10px;padding:13px 26px;border-radius:4px;font-weight:700;font-size:15px;transition:transform .25s,box-shadow .25s,background .25s,border-color .25s,color .25s;border:1px solid transparent}
.gt-btn b{font-weight:700}
.gt-btn:hover{transform:translateY(-2px)}
.gt-btn-cobalt{background:var(--cobalt);color:#fff;box-shadow:0 12px 26px -12px rgba(30,78,140,.95)}
.gt-btn-cobalt:hover{background:var(--cobalt-deep)}
.gt-btn-seal{background:var(--seal);color:#fff;box-shadow:0 12px 26px -12px rgba(178,58,46,.95)}
.gt-btn-seal:hover{background:var(--seal-soft)}
.gt-btn-red{background:var(--seal);color:#fff;box-shadow:0 12px 26px -12px rgba(178,58,46,.95)}
.gt-btn-red:hover{background:var(--seal-soft)}
.gt-btn-gold{background:var(--ice);color:var(--cobalt-2);box-shadow:0 12px 26px -12px rgba(30,78,140,.55)}
.gt-btn-gold:hover{background:#e4eef9}
.gt-btn-line{border-color:var(--cobalt);color:var(--cobalt-deep);background:transparent}
.gt-btn-line:hover{background:rgba(255,255,255,.5)}
.gt-btn-ghost{border-color:#d8d2c2;color:var(--tx);background:transparent}
.gt-btn-ghost:hover{border-color:var(--seal);color:var(--seal)}
.gt-hero-stats{display:flex;gap:38px}
.gt-hero-stats li{display:flex;flex-direction:column;gap:4px;border-left:3px solid var(--seal);padding-left:16px}
.gt-hero-stats strong{font-family:var(--font-head);font-weight:700;font-size:30px;color:var(--seal)}
.gt-hero-stats span{font-size:13px;color:var(--tx-soft)}

.gt-plate-wrap{position:relative;max-width:430px;margin:0 auto;width:100%;padding:30px 0 30px}
.gt-plate{display:block;position:relative;border-radius:50%;overflow:hidden;border:7px solid var(--cobalt);box-shadow:0 0 0 10px rgba(30,78,140,.16),var(--shadow)}
.gt-plate img{width:100%;aspect-ratio:1;object-fit:cover}
.gt-plate-ring{position:absolute;inset:-16px;border:3px dashed rgba(30,78,140,.4);border-radius:50%;pointer-events:none;animation:gt-spin 46s linear infinite}
@keyframes gt-spin{to{transform:rotate(360deg)}}
.gt-seal{position:absolute;left:-4px;bottom:34px;width:64px;height:64px;background:var(--seal);color:#fff;display:inline-flex;align-items:center;justify-content:center;text-align:center;font-family:var(--font-head);font-weight:700;font-size:13px;line-height:1.25;letter-spacing:.08em;border-radius:6px;transform:rotate(-6deg);box-shadow:var(--shadow);border:2px solid rgba(255,255,255,.55)}
.gt-glazetag{position:absolute;top:2px;right:-2px;background:var(--cobalt-2);color:var(--ice);font-weight:700;font-size:12px;letter-spacing:.12em;padding:8px 16px;border-radius:999px;transform:rotate(3deg);box-shadow:var(--shadow);z-index:2}
.gt-plate-cap{position:absolute;bottom:24px;right:0;background:rgba(16,41,70,.92);color:var(--ice);font-size:13px;font-weight:700;padding:8px 14px;border-radius:999px;border:1px solid var(--ice)}

/* Khu vực chung */
.gt-section{padding:84px 0}
.gt-section-cobalt{background:
  radial-gradient(700px 380px at 12% 8%,rgba(214,228,244,.14),transparent 70%),
  linear-gradient(180deg,var(--cobalt),var(--cobalt-deep));color:var(--porcelain)}
.gt-section-mist{background:var(--porcelain-2)}
.gt-head{margin-bottom:46px}
.gt-head-center{text-align:center}
.gt-head-split{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;flex-wrap:wrap}
.gt-kicker{color:var(--seal);font-weight:700;letter-spacing:.16em;text-transform:uppercase;font-size:12.5px;margin-bottom:10px}
.gt-kicker-porcelain{color:var(--ice)}
.gt-kicker-seal{color:var(--seal-soft)}
.gt-h2{font-family:var(--font-head);font-weight:700;font-size:clamp(26px,3.2vw,38px);line-height:1.2;color:var(--cobalt-deep)}
.gt-h2-porcelain{color:var(--porcelain)}
.gt-head-desc{color:var(--tx-soft);max-width:62ch;margin-top:12px}
.gt-head-center .gt-head-desc{margin-left:auto;margin-right:auto}
.gt-head-desc-porcelain{color:rgba(247,245,238,.78)}
.gt-no{font-family:var(--font-head);font-weight:700;font-size:12px;letter-spacing:.16em;color:var(--seal)}

/* Thẻ chuyên mục: kệ tủ viền sóng 4x2 */
.gt-shelves{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.gt-shelf{display:flex;flex-direction:column;background:#fff;border:1px solid #ddd6c6;border-top:4px solid var(--cobalt);border-radius:var(--radius);overflow:hidden;height:100%;transition:transform .3s,box-shadow .3s}
.gt-shelf:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.gt-shelf-media{display:block;position:relative;overflow:hidden}
.gt-shelf-media img{width:100%;aspect-ratio:9/6.6;object-fit:cover;transition:transform .5s}
.gt-shelf:hover .gt-shelf-media img{transform:scale(1.06)}
.gt-shelf-wave{position:absolute;left:0;right:0;bottom:0;height:13px;background:
  radial-gradient(circle at 8px 13px,transparent 0 7px,var(--cobalt) 8px 9px,transparent 10px),
  radial-gradient(circle at 24px 13px,transparent 0 7px,rgba(30,78,140,.5) 8px 9px,transparent 10px),
  rgba(247,245,238,.92);
  background-size:32px 13px,32px 13px,100% 100%;background-repeat:repeat-x}
.gt-shelf-body{display:flex;flex-direction:column;gap:8px;padding:16px 18px 20px;flex:1}
.gt-shelf-name{font-family:var(--font-head);font-weight:700;font-size:19px;color:var(--cobalt-deep)}
.gt-shelf-desc{font-size:13.5px;color:var(--tx-soft);flex:1}
.gt-shelf-go{font-size:13.5px;font-weight:700;color:var(--seal)}

/* Tiêu điểm: dải men lam nung lửa */
.gt-kiln{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}
.gt-lead{background:var(--porcelain);color:var(--tx);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(214,228,244,.7)}
.gt-lead a{display:flex;flex-direction:column;height:100%}
.gt-lead-media img{width:100%;aspect-ratio:8/5.2;object-fit:cover}
.gt-lead-body{display:flex;flex-direction:column;gap:12px;padding:26px}
.gt-chip{display:inline-flex;align-items:center;width:max-content;background:var(--seal);color:#fff;font-size:12px;font-weight:700;padding:5px 12px;border-radius:4px;letter-spacing:.06em}
.gt-lead-title{font-family:var(--font-head);font-weight:700;font-size:23px;line-height:1.3;color:var(--cobalt-deep)}
.gt-lead-desc{color:var(--tx-soft);font-size:14.5px}
.gt-lead-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--tx-soft);margin-top:auto}
.gt-more{font-weight:700;color:var(--seal);font-size:13.5px}
.gt-glidetrack{display:flex;flex-direction:column;gap:16px;position:relative;padding-left:34px}
.gt-glidetrack::before{content:"";position:absolute;left:6px;top:12px;bottom:12px;width:5px;border-radius:5px;background:repeating-linear-gradient(var(--ice) 0 12px,transparent 12px 24px);opacity:.6}
.gt-step a{display:flex;gap:16px;align-items:center;background:rgba(16,41,70,.5);color:var(--porcelain);border:1px solid rgba(214,228,244,.32);border-radius:12px;padding:16px 20px;position:relative;transition:transform .3s,box-shadow .3s,border-color .25s}
.gt-step a:hover{transform:translateX(8px);border-color:var(--ice)}
.gt-step-pin{flex-shrink:0;width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;background:radial-gradient(circle,var(--porcelain) 0 30%,var(--ice) 78%);border:2px solid var(--ice);border-radius:50%}
.gt-step-pin b{font-family:var(--font-head);font-weight:700;color:var(--cobalt-2);font-size:14px}
.gt-step a:hover .gt-step-pin{background:radial-gradient(circle,#fff 0 30%,var(--ice) 78%)}
.gt-step-body{display:flex;flex-direction:column;gap:6px}
.gt-step-title{font-family:var(--font-head);font-weight:700;font-size:16px;line-height:1.34;color:var(--porcelain)}
.gt-step-meta{display:flex;gap:12px;font-size:12.5px;color:rgba(247,245,238,.68)}
.gt-step-meta i{font-style:normal;color:var(--ice);font-weight:600}

/* Lưới thẻ bài viết */
.gt-grid{display:grid;gap:24px}
.gt-grid-4{grid-template-columns:repeat(4,1fr)}
.gt-card{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid #ddd6c6;transition:transform .3s,box-shadow .3s}
.gt-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.gt-card-link{display:flex;flex-direction:column;height:100%}
.gt-card-media{position:relative;overflow:hidden;display:block}
.gt-card-media img{width:100%;aspect-ratio:8/5.6;object-fit:cover;transition:transform .5s}
.gt-card:hover .gt-card-media img{transform:scale(1.06)}
.gt-card-date{position:absolute;left:12px;bottom:12px;background:var(--cobalt);color:#fff;font-style:normal;font-weight:700;font-size:12.5px;padding:6px 13px;letter-spacing:.04em;border-radius:4px}
.gt-card-body{display:flex;flex-direction:column;gap:9px;padding:18px;flex:1}
.gt-card-cat{font-size:12px;font-weight:700;color:var(--seal);letter-spacing:.1em;text-transform:uppercase}
.gt-card-title{font-family:var(--font-head);font-weight:700;font-size:16px;line-height:1.4;color:var(--cobalt-deep);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.gt-card-foot{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:var(--tx-soft)}

/* Hỏi đáp: mở từng lớp men */
.gt-faq-shell{max-width:880px}
.gt-faq{display:flex;flex-direction:column;gap:14px}
.gt-faq-item{background:#fff;border:1px solid #ddd6c6;border-left:5px solid var(--cobalt);border-radius:4px 16px 4px 16px;overflow:hidden}
.gt-faq-item[open]{border-color:var(--seal);border-left-color:var(--seal);box-shadow:0 0 0 1px var(--seal)}
.gt-faq-item summary{display:flex;align-items:center;gap:16px;padding:18px 24px;cursor:pointer;list-style:none}
.gt-faq-item summary::-webkit-details-marker{display:none}
.gt-faq-q{font-family:var(--font-head);font-weight:700;font-size:16.5px;color:var(--cobalt-deep);flex:1}
.gt-faq-ico{position:relative;width:22px;height:22px;flex-shrink:0}
.gt-faq-ico::before,.gt-faq-ico::after{content:"";position:absolute;background:var(--seal);border-radius:2px;transition:transform .3s}
.gt-faq-ico::before{left:0;top:10px;width:22px;height:2px}
.gt-faq-ico::after{left:10px;top:0;width:2px;height:22px}
.gt-faq-item[open] .gt-faq-ico::after{transform:rotate(90deg)}
.gt-faq-a{padding:0 24px 20px 62px;color:var(--tx-soft);font-size:14.5px}

/* Dải giới thiệu màu mực biển */
.gt-about{background:
  radial-gradient(680px 380px at 84% 22%,rgba(214,228,244,.16),transparent 70%),
  linear-gradient(180deg,var(--cobalt-2),#0b1c30);
  color:var(--porcelain);padding:84px 0}
.gt-about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.gt-about-title{font-family:var(--font-head);font-weight:700;font-size:clamp(26px,3vw,36px);margin-bottom:16px;color:var(--porcelain)}
.gt-about-desc{color:#c3d2e2;margin-bottom:28px;max-width:56ch}
.gt-about-stats{display:flex;gap:34px;margin-bottom:32px}
.gt-about-stats li{display:flex;flex-direction:column;gap:4px;border-left:3px solid var(--ice);padding-left:14px}
.gt-about-stats strong{font-family:var(--font-head);font-weight:700;font-size:26px;color:var(--ice)}
.gt-about-stats span{font-size:12.5px;color:#93a7bc}
.gt-about-media{position:relative}
.gt-about-frame{display:block;border:6px solid var(--ice);border-radius:50% 50% 20px 20px/34% 34% 20px 20px;overflow:hidden;box-shadow:0 0 0 9px rgba(214,228,244,.14),var(--shadow)}
.gt-about-frame img{width:100%;aspect-ratio:12/8.5;object-fit:cover}
.gt-about-cap{position:absolute;bottom:-14px;left:24px;background:var(--ice);color:var(--cobalt-2);font-size:13px;font-weight:700;padding:8px 16px;border-radius:4px;border:2px solid var(--porcelain)}

/* Băng rôn trang trong */
.gt-ibanner{position:relative;background:
  radial-gradient(600px 240px at 90% 0%,rgba(214,228,244,.18),transparent 70%),
  linear-gradient(180deg,var(--cobalt),var(--cobalt-deep));color:var(--porcelain);padding:56px 0;overflow:hidden}
.gt-ibanner-sky{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.gt-ibanner-sky i{position:absolute;width:130px;height:130px;border-radius:50%;border:3px solid rgba(214,228,244,.25);opacity:.7;
  animation:gt-drift 9s ease-in-out infinite alternate}
.gt-ibanner-sky i:nth-child(1){left:6%;top:-46px}
.gt-ibanner-sky i:nth-child(2){left:24%;bottom:-64px;width:180px;height:180px;animation-delay:1.4s;border-color:rgba(214,228,244,.18)}
.gt-ibanner-sky i:nth-child(3){left:50%;top:-58px;animation-delay:2.6s}
.gt-ibanner-sky i:nth-child(4){left:72%;bottom:-52px;width:160px;height:160px;animation-delay:3.4s;border-color:rgba(178,58,46,.4);background:radial-gradient(circle,rgba(178,58,46,.25),transparent 70%)}
.gt-ibanner-sky i:nth-child(5){left:90%;top:-34px;animation-delay:4.2s}
@keyframes gt-drift{from{transform:translateY(-12px)}to{transform:translateY(14px)}}
.gt-ibanner-in{position:relative}
.gt-ibanner-title{font-family:var(--font-head);font-weight:700;font-size:clamp(28px,3.6vw,42px);margin:12px 0 10px;color:var(--porcelain)}
.gt-ibanner-desc{color:#c3d2e2;max-width:64ch;font-size:15px}

/* Đường dẫn */
.gt-crumb{padding:18px 0 0}
.gt-crumb-list{display:flex;align-items:center;gap:10px;flex-wrap:wrap;list-style:none;margin:0;padding:0;font-size:13.5px;color:#93a7bc}
.gt-crumb-list li{display:flex;align-items:center;gap:10px}
.gt-crumb-list li+li::before{content:"\203A";color:var(--ice);font-size:14px;font-weight:700}
.gt-crumb-list a{color:var(--ice);font-weight:600}
.gt-crumb-list a:hover{text-decoration:underline}
.gt-crumb-list strong{color:var(--porcelain);font-weight:600}
.gt-crumb-line{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13.5px;color:var(--tx-soft)}
.gt-crumb-line a{color:var(--seal);font-weight:600}
.gt-crumb-line a:hover{text-decoration:underline}
.gt-crumb-sep{color:var(--seal);font-size:10px}
.gt-crumb-now{font-weight:700;color:var(--cobalt-deep)}
.gt-ibanner .gt-crumb{padding:0}

/* Đầu trang nội dung */
.gt-page{padding-top:56px}
.gt-page-head{margin-bottom:40px}
.gt-page-h1{font-family:var(--font-head);font-weight:700;font-size:clamp(28px,3.4vw,40px);color:var(--cobalt-deep);margin-bottom:14px}
.gt-page-desc{color:var(--tx-soft);max-width:70ch;margin-bottom:24px}
.gt-page-acts{display:flex;gap:14px;flex-wrap:wrap}

/* Chuyên mục khác */
.gt-other{margin-top:56px}
.gt-block-h,.gt-other-title,.gt-rel-title{font-family:var(--font-head);font-weight:700;font-size:24px;color:var(--cobalt-deep);margin-bottom:22px}
.gt-other-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.gt-other-list a{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid #ddd6c6;border-radius:12px;padding:16px 18px;transition:transform .25s,box-shadow .25s}
.gt-other-list a:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.gt-other-body{display:flex;flex-direction:column;gap:4px;flex:1}
.gt-other-body strong{font-family:var(--font-head);font-weight:700;font-size:16px;color:var(--cobalt-deep)}
.gt-other-body span{font-size:13px;color:var(--tx-soft)}
.gt-other-go{color:var(--seal);font-size:20px;font-weight:700}

/* Trang danh sách */
.gt-list-wrap{display:grid;grid-template-columns:1fr 330px;gap:44px;align-items:start}
.gt-rows{display:flex;flex-direction:column;gap:18px}
.gt-lrow{background:#fff;border:1px solid #ddd6c6;border-radius:var(--radius);overflow:hidden;transition:transform .25s,box-shadow .25s}
.gt-lrow:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.gt-lrow-link{display:grid;grid-template-columns:230px 1fr 74px}
.gt-lrow-media img{width:100%;height:100%;object-fit:cover}
.gt-lrow-body{display:flex;flex-direction:column;gap:8px;padding:18px 20px}
.gt-lrow-meta i{font-style:normal;font-size:12px;font-weight:700;color:var(--seal);letter-spacing:.1em;text-transform:uppercase}
.gt-lrow-title{font-family:var(--font-head);font-weight:700;font-size:18px;line-height:1.34;color:var(--cobalt-deep)}
.gt-lrow-desc{font-size:13.5px;color:var(--tx-soft)}
.gt-lrow-date{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;background:var(--cobalt-2);color:var(--ice);padding:10px}
.gt-lrow-date b{font-family:var(--font-head);font-weight:700;font-size:26px;line-height:1}
.gt-lrow-date i{font-style:normal;font-size:11px;letter-spacing:.08em;color:var(--ice)}
.gt-pagi{display:flex;gap:8px;margin-top:30px;flex-wrap:wrap}
.gt-pagi a,.gt-pagi button{min-width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;border:1px solid #ddd6c6;background:#fff;color:var(--tx);border-radius:4px;font-weight:700;font-size:14px;cursor:pointer;padding:0 12px;font-family:var(--font-body)}
.gt-pagi .is-cur{background:var(--cobalt);border-color:var(--cobalt);color:#fff}
.gt-pagi .is-dis{opacity:.45;pointer-events:none}
.gt-pagi a:hover:not(.is-cur){border-color:var(--seal);color:var(--seal)}

/* Cột bên */
.gt-side{display:flex;flex-direction:column;gap:26px;position:sticky;top:96px}
.gt-side-box{background:#fff;border:1px solid #ddd6c6;border-radius:var(--radius);padding:22px}
.gt-side-h{font-family:var(--font-head);font-weight:700;font-size:18px;color:var(--cobalt-deep);margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid var(--ice)}
.gt-side-hot{display:flex;flex-direction:column;gap:14px}
.gt-side-hot a{display:grid;grid-template-columns:76px 1fr;gap:12px;align-items:center}
.gt-side-hot img{width:76px;height:58px;object-fit:cover;border-radius:999px;border:2px solid var(--ice)}
.gt-side-hot-body{display:flex;flex-direction:column;gap:3px}
.gt-side-hot-body strong{font-size:13.5px;font-weight:600;line-height:1.4;color:var(--cobalt-deep);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.gt-side-hot-body time{font-size:11.5px;color:var(--tx-soft)}
.gt-side-more{display:inline-flex;gap:6px;margin-top:16px;font-size:13.5px;font-weight:700;color:var(--seal)}
.gt-side-list{display:flex;flex-direction:column;gap:12px}
.gt-side-list a{display:flex;gap:12px;align-items:baseline;font-size:13.5px;color:var(--cobalt-deep)}
.gt-side-list a:hover{color:var(--seal)}
.gt-dot{width:24px;height:24px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;background:var(--ice);color:var(--cobalt-2);border-radius:50%;font-size:12px;font-weight:800;transform:translateY(4px)}
.gt-side-note{background:var(--cobalt-2);border-color:var(--line)}
.gt-side-note .gt-side-h{color:var(--ice);border-color:var(--ice)}
.gt-side-note p{color:#c3d2e2;font-size:13.5px;margin-bottom:16px}

/* Trang bài viết */
.gt-article-wrap{display:grid;grid-template-columns:1fr 330px;gap:44px;align-items:start}
.gt-article-h1{font-family:var(--font-head);font-weight:700;font-size:clamp(26px,3vw,38px);line-height:1.3;color:var(--cobalt-deep);margin-bottom:18px}
.gt-article-meta{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--tx-soft);margin-bottom:24px}
.gt-meta-item b{color:var(--cobalt-deep)}
.gt-article-figure{margin-bottom:26px;border-radius:var(--radius);overflow:hidden;border:1px solid #ddd6c6}
.gt-article-figure img{width:100%;height:auto}
.gt-article-body{font-size:16px;color:var(--tx)}
.gt-article-body p{margin-bottom:18px}
.gt-article-body h2{font-family:var(--font-head);font-weight:700;font-size:24px;color:var(--cobalt-deep);margin:34px 0 14px;padding-left:14px;border-left:4px solid var(--seal)}
.gt-article-body h3{font-family:var(--font-head);font-weight:700;font-size:19px;color:var(--cobalt-deep);margin:26px 0 12px}
.gt-article-body ul,.gt-article-body ol{margin:0 0 18px 22px;list-style:disc}
.gt-article-body ol{list-style:decimal}
.gt-article-body li{margin-bottom:8px}
.gt-article-body img{border-radius:12px;margin:20px 0}
.gt-article-body blockquote{border-left:4px solid var(--cobalt);background:var(--porcelain-2);padding:16px 20px;border-radius:0 12px 12px 0;margin:0 0 18px;color:var(--tx-soft);font-style:italic}
.gt-article-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:30px;padding-top:22px;border-top:1px solid #ddd6c6}
.gt-tag-label{font-size:13px;color:var(--tx-soft)}
.gt-tag{background:var(--porcelain-2);border:1px solid #ddd6c6;color:var(--tx);font-size:12.5px;font-weight:600;padding:6px 14px;border-radius:999px;transition:all .25s}
.gt-tag:hover{background:var(--cobalt);border-color:var(--cobalt);color:#fff}
.gt-switcher{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:34px 0 44px}
.gt-switcher-cell{background:#fff;border:1px solid #ddd6c6;border-radius:12px;padding:16px 18px;display:flex;flex-direction:column;gap:6px}
.gt-switcher-next{text-align:right}
.gt-switcher-label{font-size:12px;font-weight:700;color:var(--seal);letter-spacing:.12em;text-transform:uppercase}
.gt-switcher-link{font-family:var(--font-head);font-weight:700;font-size:15px;color:var(--cobalt-deep)}
.gt-switcher-link:hover{color:var(--seal)}
.gt-switcher-empty{font-size:13.5px;color:var(--tx-soft)}

/* Liên kết website */
.gt-flink{background:var(--porcelain-2);padding:56px 0}
.gt-flink-head{text-align:center;margin-bottom:30px}
.gt-flink-title{font-family:var(--font-head);font-weight:700;font-size:24px;color:var(--cobalt-deep);margin-bottom:8px}
.gt-flink-note{color:var(--tx-soft);font-size:14px}
.gt-flink-row{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.gt-flink-chip{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid #ddd6c6;border-radius:999px;padding:10px 20px 10px 10px;font-weight:600;font-size:14px;color:var(--cobalt-deep);transition:transform .25s,box-shadow .25s}
.gt-flink-chip:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.gt-flink-logo{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid var(--ice)}

/* Chân trang */
.gt-footer{background:var(--cobalt-2);color:var(--porcelain);padding-bottom:36px}
.gt-string{display:flex;justify-content:center;gap:8px;padding:20px 0 14px}
.gt-string i{display:block;width:26px;height:12px;background:
  radial-gradient(circle at 8px 12px,transparent 0 7px,rgba(214,228,244,.75) 8px 9px,transparent 10px),
  radial-gradient(circle at 24px 12px,transparent 0 7px,rgba(214,228,244,.4) 8px 9px,transparent 10px),
  rgba(16,41,70,0);
  background-size:32px 12px,32px 12px,100% 100%;background-repeat:repeat-x}
.gt-string i:nth-child(2n){opacity:.55;width:20px;height:10px}
.gt-string i:nth-child(3n){opacity:.85;width:32px;height:14px}
.gt-string-foot{margin-bottom:32px;border-bottom:1px solid rgba(214,228,244,.18);padding-bottom:24px}
.gt-foot-top{display:flex;align-items:center;gap:30px;flex-wrap:wrap;margin-bottom:44px}
.gt-fbrand{display:flex;align-items:center}
.gt-fbrand-img{height:56px;width:auto}
.gt-foot-slogan{color:#93a7bc;font-size:14px;max-width:52ch}
.gt-foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(214,228,244,.18);margin-bottom:26px}
.gt-foot-h{font-family:var(--font-head);font-weight:700;font-size:17px;color:var(--ice);margin-bottom:16px}
.gt-foot-list{display:flex;flex-direction:column;gap:10px}
.gt-foot-cats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.gt-foot-list a{color:#d2dde9;font-size:14px;transition:color .25s,padding-left .25s}
.gt-foot-list a:hover{color:var(--ice);padding-left:4px}
.gt-foot-info{display:flex;flex-direction:column;gap:12px}
.gt-foot-info li{display:flex;flex-direction:column;gap:2px}
.gt-foot-key{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ice);font-weight:700}
.gt-foot-val{font-size:14px;color:var(--porcelain)}
.gt-foot-copy{font-size:13px;color:#7f94aa;margin-bottom:14px}
.gt-foot-meta{display:flex;gap:12px;flex-wrap:wrap;align-items:center;font-size:12.5px;color:#7f94aa}
.gt-foot-sitemap{color:var(--ice)}
.gt-foot-sitemap:hover{text-decoration:underline}

/* Nút lên đầu trang */
.gt-top-btn{position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:999px;background:var(--seal);color:#fff;border:2px solid var(--seal-soft);font-size:20px;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s;z-index:80}
.gt-top-btn.is-on{opacity:1;visibility:visible;transform:none}
.gt-top-btn:hover{background:var(--seal-soft)}

/* Trang 404 */
.gt-404{padding:110px 0;background:
  radial-gradient(700px 340px at 50% 0%,rgba(214,228,244,.16),transparent 70%),
  var(--cobalt-2);color:var(--porcelain)}
.gt-404-board{max-width:640px;margin:0 auto;text-align:center;padding:0 24px}
.gt-404-code{display:block;font-family:var(--font-head);font-weight:700;font-size:120px;line-height:1;color:transparent;-webkit-text-stroke:2px var(--ice);margin-bottom:16px}
.gt-404-kicker{color:var(--ice);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:13px;margin-bottom:12px}
.gt-404-title{font-family:var(--font-head);font-weight:700;font-size:32px;margin-bottom:14px;color:var(--porcelain)}
.gt-404-desc{color:#c3d2e2;margin-bottom:30px}
.gt-404-acts{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Khung phụ: cột nội dung, cột chân trang, mục liên quan */
.gt-hero-copy,.gt-about-copy,.gt-foot-col,.gt-list-main,.gt-show-main{min-width:0}
.gt-foot-base{margin-top:4px}
.gt-related{margin-top:8px}

/* Hiệu ứng hiện dần, chỉ bật khi có js */
html.gt-js .gt-reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
html.gt-js .gt-reveal.is-in{opacity:1;transform:none}

/* Đáp ứng màn hình */
@media(max-width:1100px){
  .gt-shelves,.gt-grid-4{grid-template-columns:repeat(2,1fr)}
  .gt-nav{display:none}
  .gt-burger{display:flex}
  .gt-hero-in{grid-template-columns:1fr;gap:44px}
  .gt-plate-wrap{max-width:380px}
}
@media(max-width:900px){
  .gt-kiln{grid-template-columns:1fr}
  .gt-list-wrap,.gt-article-wrap{grid-template-columns:1fr}
  .gt-side{position:static}
  .gt-about-wrap{grid-template-columns:1fr;gap:44px}
  .gt-foot-grid{grid-template-columns:1fr;gap:30px}
  .gt-other-list{grid-template-columns:1fr}
}
@media(max-width:640px){
  .gt-section{padding:60px 0}
  .gt-hero{padding:56px 0 64px}
  .gt-hero-stats{gap:22px;flex-wrap:wrap}
  .gt-shelves,.gt-grid-4{grid-template-columns:1fr}
  .gt-lrow-link{grid-template-columns:120px 1fr}
  .gt-lrow-date{display:none}
  .gt-switcher{grid-template-columns:1fr}
  .gt-switcher-next{text-align:left}
  .gt-faq-a{padding-left:24px}
  .gt-head-split{align-items:flex-start;flex-direction:column}
  .gt-foot-cats{grid-template-columns:1fr 1fr}
  .gt-plate-ring{inset:-8px}
  .gt-seal{width:52px;height:52px;font-size:11px;bottom:40px}
}