/* Trang lớp cao cấp (quyền lợi hạng Hạt nhân cộng đồng) — Tâm Thái Doanh Nhân Gốc Rễ, /lop/tam-thai-doanh-nhan-goc-re/.
   Bổ sung cho mo.css (thiết kế chung trang khóa của Tim). Tông: than chì sâu + ngọc trai + vàng champagne. */
:root{--tt-pearl:#efe9df;--tt-pearl-2:#d9d0c2;--tt-wine:#3a1f2a}
.hero-tt .hero-media img{filter:blur(6px) brightness(.36) saturate(.7);object-position:50% 20%}
.hero-tt .hero-shade{background:linear-gradient(90deg,rgba(5,8,15,.96) 0%,rgba(5,8,15,.78) 40%,rgba(5,8,15,.3) 70%,rgba(5,8,15,.35) 100%),linear-gradient(0deg,var(--bg) 0%,transparent 30%)}
.hero-tt .hero-inner{position:relative}
.hero-tt h1{font-family:var(--serif);font-weight:800;line-height:1.05}
.hero-tt h1 em{font-style:italic;font-weight:700;color:var(--gold-2)}
.tt-show{margin-top:8px}
.tt-anh{position:relative;margin:0;border-radius:20px;overflow:hidden;border:1px solid var(--glass-b);box-shadow:0 50px 120px -30px rgba(0,0,0,.95),0 0 0 1px rgba(226,184,96,.22)}
.tt-anh img{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;object-position:50% 12%}
.tt-anh figcaption{position:absolute;left:0;right:0;bottom:0;padding:34px 18px 14px;font-size:13px;color:#E7EAF0;background:linear-gradient(0deg,rgba(5,8,15,.9),transparent)}
.tt-anh figcaption b{display:block;font-family:var(--serif);font-size:19px;color:#fff;letter-spacing:.01em}
.tt-chuoi{list-style:none;margin:14px 0 0;padding:12px 14px;display:flex;flex-wrap:wrap;gap:8px 18px;border-radius:16px;background:var(--glass);border:1px solid var(--glass-b);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);font-size:12.5px;color:var(--ink-3)}
.tt-chuoi li{display:flex;align-items:center;gap:7px}
.tt-chuoi li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}
@media (min-width:1100px){
  .hero-tt .hero-inner > :not(.tt-show){max-width:min(600px,52%)}
  .hero-tt h1{font-size:clamp(52px,5.4vw,80px)}
  .tt-show{position:absolute;right:0;top:50%;transform:translateY(-50%);width:min(420px,36%);margin:0}
}
@media (max-width:1099px){
  .hero-tt .hero-inner{display:flex;flex-direction:column;align-items:flex-start}
  .tt-show{order:-1;margin:0 0 26px;max-width:380px;width:100%}
}
@media (max-width:760px){.hero-tt .hero-inner{padding-top:84px}.hero-tt .hero-media,.hero-tt .hero-shade{height:100%}}
.js .tt-show{opacity:0;animation:ttin .9s ease .45s forwards}
@keyframes ttin{to{opacity:1}}
@media (prefers-reduced-motion:reduce){.js .tt-show{opacity:1;animation:none}}

/* Ba gốc rễ */
.tt-goc .stage{position:relative;overflow:hidden}
.tt-goc .stage .st-no{font-family:var(--serif);font-style:italic;font-size:30px;color:var(--gold)}
.tt-goc .stage::after{content:"";position:absolute;right:-40px;bottom:-40px;width:140px;height:140px;border-radius:50%;background:radial-gradient(circle,rgba(226,184,96,.18),transparent 70%)}
@media (min-width:900px){.stage-grid.tt-g3{grid-template-columns:repeat(3,1fr)}}
@media (min-width:900px){.take-grid.tt-g3{grid-template-columns:repeat(3,1fr)}}
@media (min-width:900px){.stage-grid.tt-g4{grid-template-columns:repeat(4,1fr)}}

/* Người dẫn dắt */
.tt-trainer .trainer-photo{max-width:420px;width:100%}
.tt-trainer .trainer-photo::before{display:none}
.tt-trainer .trainer-photo img{-webkit-mask-image:none;mask-image:none;border-radius:20px;width:100%;aspect-ratio:3/4;object-fit:cover;object-position:50% 10%;border:1px solid var(--glass-b)}
.tt-trainer .trainer-photo figcaption{margin-top:8px;font-size:12.5px;color:var(--ink-3)}
.tt-trich{margin:18px 0 0;padding:16px 18px;border-left:3px solid var(--gold);background:var(--glass);border-radius:0 14px 14px 0;font-family:var(--serif);font-style:italic;font-size:18px;line-height:1.5;color:var(--ink)}

/* Địa điểm */
.tt-dd{display:grid;gap:18px}
@media (min-width:900px){.tt-dd{grid-template-columns:1.1fr .9fr;align-items:stretch}}
.tt-dd .glass{padding:26px 28px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--glass-b)}
.tt-dd address{font-style:normal;font-size:clamp(18px,2vw,22px);line-height:1.45;color:#fff;font-family:var(--serif)}
.tt-dd .fine{margin-top:12px}
.tt-map{border-radius:var(--radius);overflow:hidden;border:1px solid var(--glass-b);background:var(--bg-2);min-height:260px}
.tt-map iframe{width:100%;height:100%;min-height:260px;border:0;display:block;filter:grayscale(.2) contrast(1.05)}

/* Đăng ký: khung form của bdh-lop.js vẽ vào, tô theo tông trang (không dùng bdh.css/style.css) */
.tt-dk .reg-grid{align-items:start}
.tt-dk .tk-loading{color:var(--ink-3)}
.bdh-form{display:grid;gap:14px}
.bdh-form h2{font-size:clamp(22px,2.4vw,28px);margin-bottom:4px}
.bdh-form label{display:block;font-weight:600;font-size:14px;margin-bottom:6px;color:var(--ink-2)}
.bdh-form .opt{font-weight:400;color:var(--ink-3);font-size:12.5px}
.bdh-form input,.bdh-form textarea{width:100%;font:inherit;font-size:16px;padding:13px 14px;border:1px solid var(--glass-b);border-radius:12px;background:rgba(255,255,255,.06);color:#fff;transition:border-color .2s,background .2s}
.bdh-form input::placeholder,.bdh-form textarea::placeholder{color:rgba(255,255,255,.35)}
.bdh-form input:focus,.bdh-form textarea:focus{border-color:var(--gold);background:rgba(255,255,255,.09);outline:none}
.bdh-form textarea{min-height:110px;resize:vertical}
.bdh-form .btn-accent{background:linear-gradient(120deg,var(--gold-3),var(--gold) 50%,var(--gold-2));color:#140f05;padding:16px 30px;font-size:16px;justify-self:start}
.bdh-form .btn-accent[disabled]{opacity:.6;cursor:wait}
.bdh-hp{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}
.tk-err{margin:0;padding:10px 14px;border-radius:10px;background:rgba(255,99,99,.14);border:1px solid rgba(255,99,99,.4);color:#ffb3b3;font-size:14px}
.bdh-ok{padding:22px 24px;border-radius:16px;background:rgba(120,220,160,.12);border:1px solid rgba(120,220,160,.45)}
.bdh-ok h2{font-size:26px}
.tk-card{padding:0}
.bdh-lop-bdh{display:flex;align-items:center;gap:12px;margin-top:26px;padding:12px 14px;border:1px solid rgba(226,184,96,.35);border-radius:14px;background:rgba(226,184,96,.08);font-size:13.5px;color:var(--ink-2)}
.bdh-lop-bdh img{width:38px;height:38px;flex:none}
.bdh-lop-note{margin-top:14px;font-size:12.5px;line-height:1.55;color:var(--ink-3)}
.bdh-lop-note a{color:var(--ink-2)}
.tt-dk .tk-card,.tt-dk .bdh-form.tk-card{background:none;border:0;margin:0;padding:0;box-shadow:none;color:var(--ink)}
.tt-dk .bdh-form h2{color:#fff}
.tt-qr{margin-top:14px;font-size:13px;color:var(--ink-3)}

/* Dải ảnh */
.tt-gal{padding:10px 0 70px}
.tt-gal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;align-items:stretch}
.tt-gal-grid img{width:100%;height:100%;aspect-ratio:5/7;object-fit:cover;object-position:50% 15%;border-radius:18px;border:1px solid var(--glass-b)}
.tt-gal-grid img:nth-child(2){aspect-ratio:5/7;object-position:50% 30%}
@media (max-width:760px){.tt-gal-grid{grid-template-columns:1fr 1fr}.tt-gal-grid img:nth-child(3){display:none}}
.tt-trich footer{display:block;margin-top:8px;font-family:var(--sans);font-style:normal;font-size:13px;color:var(--ink-3)}

/* Bước đăng nhập ở form (30/10/2026): khung sáng trên nền tối, biến của tai-khoan.css gói trong .tt-auth */
.tt-auth{--ink:#10131A;--muted:#5B626F;--line:#D8DDE6;--soft:#F2F4F7;--accent:#2448FF;--accent-deep:#1733C9;--hi:#D6F43C;--rb:12px;--pill:10px;--motion:180ms;--body:var(--sans);
  margin:16px 0 0;padding:18px 20px;border-radius:18px;background:#fff;color:#10131A;font-family:var(--sans)}
.tt-auth .btn{border-radius:12px}
.tt-auth .tk-google{background:#fff;color:#10131A}
.tt-auth input{background:#fff;color:#10131A}
.bdh-lop-tk{margin:0;font-size:13px;color:var(--ink-3)}
.bdh-form .btn-line{background:transparent;border:1px solid var(--glass-b);color:#fff}