/* ============================================================
   ALPHADESK — trang bán. Tinh thần token ROIMASTER, hue tài chính.
   ============================================================ */
:root{
  --ad-n0:#fafafa; --ad-n1:#f4f4f4; --ad-n2:#eaeaea; --ad-n3:#dfdfdf;
  --ad-n6:#a2a2a2; --ad-n7:#797979; --ad-n8:#515151; --ad-n9:#1f2023;
  --ground:var(--ad-n0); --surface:#fff; --surface2:var(--ad-n1);
  --border:var(--ad-n2); --ink:var(--ad-n9); --ink-muted:#67707c; --ink-faint:#98a1ad;

  --blue-soft:#eaf1fd; --blue-200:#c6dafa; --blue-300:#8fb8f2;
  --blue:#1d5fd4; --blue-dark:#17499f; --blue-hover:#123a80; --blue-deep:#0a2352;
  --section:#0b1d3d;

  --green:#12864f; --green-soft:#e9f5ee; --green-dark:#0d6b3f; --green-border:#c3e3d1;
  --amber:#b07000; --amber-soft:#fdf4e3;
  --red:#c33a3a; --red-soft:#fdeded;

  --r-s:8px; --r-m:12px; --r-l:18px;
  --sh-1:0 1px 2px rgba(15,25,45,.05);
  --sh-2:0 6px 24px rgba(15,25,45,.08);
  --sh-3:0 18px 50px rgba(10,35,82,.16);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,"Helvetica Neue",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--ground);color:var(--ink);font:16px/1.62 var(--font);-webkit-font-smoothing:antialiased}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
a{color:inherit}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ---------- NAV ---------- */
.nav{position:sticky;top:0;z-index:60;height:64px;background:rgba(250,250,250,.85);backdrop-filter:blur(10px);border-bottom:1px solid rgba(234,234,234,.7)}
.nav-in{max-width:1160px;margin:0 auto;height:100%;padding:0 24px;display:flex;align-items:center;gap:26px}
.brand{display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:18px;letter-spacing:-.3px;text-decoration:none;min-height:36px}
.brand .g{width:22px;height:22px;border-radius:6px;background:linear-gradient(135deg,var(--blue) 0%,var(--green) 100%);display:inline-block}
.nav-links{display:flex;gap:22px;margin-left:14px;font-size:14.5px;color:var(--ink-muted)}
.nav-links a{text-decoration:none}
.nav-links a:hover{color:var(--blue-dark)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px;font-size:14.5px}
.nav-right a.plain{text-decoration:none;color:var(--ink-muted)}
@media(max-width:860px){.nav-links{display:none}}

/* ---------- BUTTONS ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 15px/1 var(--font);padding:13px 22px;border-radius:var(--r-s);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:.15s}
.btn-p{background:var(--blue);color:#fff;box-shadow:var(--sh-1)}
.btn-p:hover{background:var(--blue-hover)}
.btn-g{background:var(--surface);color:var(--ink);border-color:var(--border);box-shadow:var(--sh-1)}
.btn-g:hover{border-color:var(--ad-n3)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-lg{padding:16px 30px;font-size:16.5px}
.btn-w{background:#fff;color:var(--blue-deep)}
.btn-wg{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-wg:hover{border-color:rgba(255,255,255,.7)}

/* ---------- SECTION ---------- */
section{padding:78px 0}
.lab{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:1.3px;text-transform:uppercase;color:var(--blue-dark);background:var(--blue-soft);padding:5px 12px;border-radius:99px;margin-bottom:14px}
h2{font-size:34px;line-height:1.22;letter-spacing:-.7px;font-weight:800;margin-bottom:12px}
.sub{color:var(--ink-muted);font-size:17px;max-width:660px;margin-bottom:34px}
@media(max-width:700px){h2{font-size:26px}section{padding:54px 0}}

/* ---------- HERO ---------- */
.hero{padding:70px 0 62px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-40% 30% auto -10%;height:600px;background:radial-gradient(closest-side,rgba(29,95,212,.10),transparent 70%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;position:relative}
@media(max-width:960px){.hero-grid{grid-template-columns:1fr;gap:34px}}
h1{font-size:52px;line-height:1.09;letter-spacing:-1.6px;font-weight:800;margin-bottom:18px}
h1 em{font-style:normal;color:var(--blue)}
@media(max-width:700px){h1{font-size:34px;letter-spacing:-.8px}}
.hero p.lead{font-size:18.5px;color:var(--ink-muted);margin-bottom:26px;max-width:560px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.trust{font-size:14px;color:var(--ink-faint);max-width:520px}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
.chip{font-size:13px;font-weight:600;color:var(--ink-muted);background:var(--surface);border:1px solid var(--border);padding:7px 13px;border-radius:99px}

/* hero card */
.hcard{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-l);box-shadow:var(--sh-3);overflow:hidden}
.hcard-top{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border);background:var(--surface2)}
.dot{width:9px;height:9px;border-radius:50%;background:var(--ad-n3)}
.hcard-top b{margin-left:6px;font-size:13px;font-weight:600;color:var(--ink-muted)}
.hcard-body{padding:18px}
.ask{font-size:14.5px;background:var(--blue-soft);color:var(--blue-deep);padding:11px 14px;border-radius:10px;margin-bottom:14px}
.ask span{opacity:.6;font-size:12.5px;display:block;margin-bottom:3px}
.rows{display:flex;flex-direction:column;gap:9px;font-size:14px}
.row{display:flex;justify-content:space-between;align-items:center;padding:9px 12px;background:var(--surface2);border-radius:8px}
.row b{font-variant-numeric:tabular-nums}
.pill{font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:99px;letter-spacing:.3px}
.pill.buy{background:var(--green-soft);color:var(--green-dark)}
.pill.warn{background:var(--amber-soft);color:var(--amber)}
.up{color:var(--green-dark);font-weight:700}
.down{color:var(--red);font-weight:700}
.hcard-foot{border-top:1px solid var(--border);padding:11px 16px;font-size:12.5px;color:var(--ink-faint);display:flex;justify-content:space-between;gap:10px}

/* ---------- STATS ---------- */
.stats{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--surface);padding:30px 0}
.stats-in{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center}
.stats b{display:block;font-size:30px;font-weight:800;letter-spacing:-.9px;color:var(--blue-deep)}
.stats span{font-size:13.5px;color:var(--ink-muted)}
@media(max-width:760px){.stats-in{grid-template-columns:repeat(2,1fr);gap:24px}}

/* ---------- CARDS ---------- */
.g2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:980px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:1fr}}
@media(max-width:700px){.g2,.g4{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);padding:22px;box-shadow:var(--sh-1)}
.card h3{font-size:17px;font-weight:700;margin-bottom:7px;letter-spacing:-.2px}
.card p{font-size:14.5px;color:var(--ink-muted)}
.ico{width:38px;height:38px;border-radius:10px;background:var(--blue-soft);color:var(--blue-dark);display:flex;align-items:center;justify-content:center;margin-bottom:13px;font-size:18px}
.chot{margin-top:26px;padding:18px 22px;background:var(--blue-soft);border-left:3px solid var(--blue);border-radius:0 var(--r-s) var(--r-s) 0;font-size:16px;font-weight:600;color:var(--blue-deep)}

/* ---------- STEPS ---------- */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:840px){.steps{grid-template-columns:1fr}}
.step{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);padding:24px 22px;position:relative}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:-14px;left:22px;width:30px;height:30px;border-radius:50%;background:var(--blue);color:#fff;font:800 14px/30px var(--font);text-align:center;box-shadow:var(--sh-1)}
.step h3{margin-top:10px;font-size:16.5px;font-weight:700;margin-bottom:6px}
.step p{font-size:14.5px;color:var(--ink-muted)}

/* ---------- TIMELINE ---------- */
.tl{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);overflow:hidden}
@media(max-width:840px){.tl{grid-template-columns:1fr}}
.tl>div{padding:22px;border-right:1px solid var(--border)}
.tl>div:last-child{border-right:0}
@media(max-width:840px){.tl>div{border-right:0;border-bottom:1px solid var(--border)}}
.tl b{display:block;font-size:13px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;color:var(--blue);margin-bottom:7px}
.tl p{font-size:14.5px;color:var(--ink-muted)}

/* ---------- DEEP SECTION ---------- */
.deep{background:var(--section);color:#fff}
.deep h2{color:#fff}
.deep .lab{background:rgba(255,255,255,.10);color:#b9d0f5}
.deep .sub{color:#a9bbd6}
.deep .card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12);box-shadow:none}
.deep .card h3{color:#fff}
.deep .card p{color:#a9bbd6}
.deep .ico{background:rgba(255,255,255,.10);color:#b9d0f5}

/* ---------- COMPARE ---------- */
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:760px){.cmp{grid-template-columns:1fr}}
.cmp-col{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);padding:24px}
.cmp-col.win{border-color:var(--green-border);background:var(--green-soft)}
.cmp-col h3{font-size:15px;font-weight:800;margin-bottom:14px;letter-spacing:.2px}
.cmp-col ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.cmp-col li{font-size:14.8px;padding-left:28px;position:relative;color:var(--ink-muted)}
.cmp-col li::before{position:absolute;left:0;top:-1px;font-size:15px}
.cmp-col.lose li::before{content:"✕";color:var(--red)}
.cmp-col.win li{color:var(--ink)}
.cmp-col.win li::before{content:"✓";color:var(--green-dark);font-weight:800}

/* ---------- DEMO ---------- */
.demo-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-2)}
.demo-bar{display:flex;align-items:center;gap:8px;padding:11px 16px;background:var(--surface2);border-bottom:1px solid var(--border);font-size:13px;color:var(--ink-muted)}
.demo-url{margin-left:8px;background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:4px 12px;font-size:12.5px;flex:1;color:var(--ink-faint)}
.demo-in{padding:26px}
.demo-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}

/* ---------- PRICING ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:start}
@media(max-width:900px){.price-grid{grid-template-columns:1fr}}
.plan{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-l);padding:28px 26px;box-shadow:var(--sh-1);position:relative}
.plan.hot{border:2px solid var(--blue);box-shadow:var(--sh-2)}
.plan .tag{position:absolute;top:-13px;left:26px;background:var(--blue);color:#fff;font:700 12px/1 var(--font);padding:7px 13px;border-radius:99px;letter-spacing:.4px}
.plan .nm{font-size:13px;font-weight:800;letter-spacing:1px;text-transform:uppercase;color:var(--ink-faint);margin-bottom:8px}
.plan .pr{font-size:38px;font-weight:800;letter-spacing:-1.4px;line-height:1.1}
.plan .pr small{font-size:15px;font-weight:600;color:var(--ink-faint);letter-spacing:0}
.plan .anchor{font-size:13.5px;color:var(--ink-faint);margin-top:4px}
.plan .anchor s{color:var(--ad-n6)}
.plan p.d{font-size:14.5px;color:var(--ink-muted);margin:12px 0 18px}
.plan ul{list-style:none;display:flex;flex-direction:column;gap:10px;margin-bottom:22px}
.plan li{font-size:14.5px;padding-left:26px;position:relative}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--green-dark);font-weight:800}
.plan li.no{color:var(--ink-faint)}
.plan li.no::before{content:"–";color:var(--ad-n6)}
.plan .btn{width:100%}
.plan .note{font-size:13px;color:var(--ink-faint);margin-top:12px;text-align:center}
.price-foot{margin-top:22px;font-size:14px;color:var(--ink-muted);background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);padding:16px 20px}
.price-foot b{color:var(--ink)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
details{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);margin-bottom:10px;overflow:hidden}
summary{padding:18px 22px;font-size:16px;font-weight:650;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:21px;font-weight:400;color:var(--ink-faint);flex-shrink:0}
details[open] summary::after{content:"–"}
details p{padding:0 22px 20px;font-size:15px;color:var(--ink-muted)}

/* ---------- FINAL CTA ---------- */
.final{background:linear-gradient(135deg,var(--section) 0%,var(--blue-deep) 100%);color:#fff;text-align:center;padding:82px 0}
.final h2{color:#fff;font-size:38px;margin-bottom:14px}
.final p{color:#a9bbd6;font-size:17.5px;max-width:600px;margin:0 auto 28px}
.final .cta-row{justify-content:center}
@media(max-width:700px){.final h2{font-size:28px}}

/* ---------- FOOTER ---------- */
footer{background:var(--surface);border-top:1px solid var(--border);padding:40px 0 34px;font-size:13.5px;color:var(--ink-faint)}
.foot-top{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:20px}
.foot-links{display:flex;gap:20px}
.foot-links a{text-decoration:none}
.legal{border-top:1px solid var(--border);padding-top:18px;line-height:1.65;max-width:900px}
.legal b{color:var(--ink-muted)}

/* ---------- MOBILE ---------- */
@media(max-width:560px){
  .nav-in{gap:12px;padding:0 16px}
  .nav-right{gap:10px}
  .nav-right a.plain{display:none}
  .nav-right .btn-sm{padding:9px 14px;font-size:13.5px;white-space:nowrap}
  .brand{font-size:16.5px}
  .wrap{padding:0 18px}
  .hero{padding:44px 0 48px}
  .hero p.lead{font-size:16.5px}
  .cta-row .btn{width:100%}
  .final .cta-row .btn{width:100%}
  .plan .pr{font-size:33px}
}

/* ---------- PHIÊN LÀM VIỆC (demo agent) ---------- */
.sess{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-l);box-shadow:var(--sh-2);overflow:hidden;max-width:860px;margin:0 auto}
.sess-bar{display:flex;align-items:center;gap:8px;padding:12px 18px;background:var(--surface2);border-bottom:1px solid var(--border);font-size:13px;color:var(--ink-muted)}
.sess-bar b{margin-left:6px;font-weight:600}
.sess-live{margin-left:auto;display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--green-dark);font-weight:600}
.sess-live i{width:7px;height:7px;border-radius:50%;background:var(--green);display:inline-block;animation:blip 1.6s infinite}
@keyframes blip{0%,70%,100%{opacity:.3}35%{opacity:1}}
.sess-body{padding:20px 22px;display:flex;flex-direction:column;gap:14px;background:var(--ground)}
.msg-u{align-self:flex-end;max-width:82%;background:var(--blue);color:#fff;padding:11px 16px;border-radius:14px 14px 4px 14px;font-size:14.8px;box-shadow:var(--sh-1)}
.msg-a{align-self:flex-start;max-width:94%;width:100%}
.msg-a>.t{font-size:14.8px;color:var(--ink);margin-bottom:9px}
.msg-a>.t b{font-weight:700}
.pipes{display:flex;flex-direction:column;gap:7px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:13px 15px;font-size:13.8px}
.pipes div{display:flex;align-items:center;gap:9px;color:var(--ink-muted)}
.pipes div::before{content:"✓";color:var(--green-dark);font-weight:800;font-size:13px}
.pipes div.run{color:var(--ink)}
.pipes div.run::before{content:"◐";color:var(--blue);animation:spin 1.1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.mini-tbl{background:var(--surface);border:1px solid var(--border);border-radius:10px;overflow:hidden;font-size:13.8px}
.mini-tbl .r{display:flex;justify-content:space-between;gap:12px;padding:9px 15px;border-bottom:1px solid var(--border)}
.mini-tbl .r:last-child{border-bottom:0}
.mini-tbl .r span{color:var(--ink-muted)}
.mini-tbl .r b{font-variant-numeric:tabular-nums;text-align:right}
.mini-tbl .r.hi{background:var(--blue-soft)}
.acts{display:flex;flex-direction:column;gap:9px}
.act{display:flex;gap:12px;align-items:flex-start;background:var(--surface);border:1px solid var(--border);border-left-width:3px;border-radius:10px;padding:12px 15px;font-size:14px}
.act .tg{font-size:11px;font-weight:800;letter-spacing:.6px;padding:4px 9px;border-radius:5px;flex-shrink:0;margin-top:1px}
.act.g{border-left-color:var(--green)}
.act.g .tg{background:var(--green-soft);color:var(--green-dark)}
.act.a{border-left-color:var(--amber)}
.act.a .tg{background:var(--amber-soft);color:var(--amber)}
.act.r{border-left-color:var(--red)}
.act.r .tg{background:var(--red-soft);color:var(--red)}
.act p{color:var(--ink-muted);font-size:13.8px}
.act p b{color:var(--ink)}
.files{display:flex;gap:10px;flex-wrap:wrap}
.file{display:inline-flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--border);border-radius:9px;padding:10px 14px;font-size:13.5px;color:var(--ink);text-decoration:none;box-shadow:var(--sh-1)}
.file:hover{border-color:var(--blue-300)}
.file span{color:var(--ink-faint);font-size:12.5px}
.sess-foot{padding:12px 18px;border-top:1px solid var(--border);background:var(--surface);font-size:12.8px;color:var(--ink-faint);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
@media(max-width:560px){.sess-body{padding:15px 14px}.msg-u{max-width:92%}}

/* ============================================================
   Đợt v2 (04/09) — thi công khuôn CRO theo roimaster v2:
   promise dưới H1, badge an toàn, micro-copy dưới mọi nút,
   khối "là gì", bảng trước/sau, quyền lợi, value stack + urgency,
   lựa chọn 1/2 + recap + PS ở CTA cuối.
   ============================================================ */

/* hero v2 */
.promise{font-size:19px;line-height:1.5;font-weight:700;margin-bottom:16px;max-width:600px}
@media(max-width:700px){.promise{font-size:16.5px}}
.micro{margin-top:10px;font-size:13px;color:var(--ink-faint)}
.micro-toi{color:rgba(255,255,255,.75)}
.badges{list-style:none;margin:18px 0 0;display:grid;grid-template-columns:repeat(2,minmax(0,max-content));gap:6px 26px}
.badges li{font-size:13px;font-weight:600;color:var(--ink-muted);padding-left:22px;position:relative}
.badges li::before{content:"✓";position:absolute;left:0;color:var(--green-dark);font-weight:800}
@media(max-width:700px){.badges{grid-template-columns:1fr}}

/* khối "là gì" */
.lagi{max-width:74ch;margin:0 auto}
.lagi p{font-size:16.5px;line-height:1.7;color:var(--ink-muted);margin-bottom:14px}
.lagi p:first-child{color:var(--ink);font-weight:600}
.lagi-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:900px;margin:30px auto 0}
@media(max-width:760px){.lagi-steps{grid-template-columns:1fr}}
.lagi-o{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);padding:20px 20px 17px}
.lagi-o span{display:inline-flex;align-items:center;justify-content:center;width:27px;height:27px;border-radius:99px;background:var(--blue-soft);color:var(--blue-dark);font-weight:800;font-size:13.5px;margin-bottom:10px}
.lagi-o b{display:block;font-size:15.5px;margin-bottom:5px}
.lagi-o p{font-size:14px;color:var(--ink-muted)}
.nhangi{max-width:74ch;margin:32px auto 0;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);padding:22px 26px}
.nhangi h3{font-size:17px;font-weight:800;margin-bottom:10px}
.nhangi ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.nhangi li{font-size:15px;font-weight:600;padding-left:24px;position:relative}
.nhangi li::before{content:"✓";position:absolute;left:0;color:var(--green-dark);font-weight:800}

/* bảng khác biệt + trước/sau */
.ts-boc{overflow-x:auto;margin-top:6px}
.ts{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);overflow:hidden;font-size:14.5px}
.ts th{font-size:12px;letter-spacing:.8px;text-transform:uppercase;color:var(--ink-muted);text-align:left;padding:13px 16px;border-bottom:2px solid var(--border);white-space:nowrap}
.ts td{padding:14px 16px;border-bottom:1px solid var(--border);vertical-align:top;line-height:1.55;color:var(--ink-muted)}
.ts tr:last-child td{border-bottom:0}
.ts td b{color:var(--ink)}
.ts .sau{font-weight:600;background:var(--blue-soft);color:var(--blue-deep)}

/* CTA strip giữa trang */
.cta-strip{text-align:center;margin-top:32px}

/* quyền lợi trước giá */
/* 3 quyền lợi (bỏ ô hoàn tiền 08/09) — 3 cột đều, không để ô lẻ */
.ql-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px}
.ql{flex-direction:column}
@media(max-width:860px){.ql-grid{grid-template-columns:1fr}}
.ql{display:flex;gap:14px;align-items:flex-start;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);padding:18px 20px}
.ql span{font-size:24px;line-height:1}
.ql b{display:block;font-size:15.5px;margin-bottom:4px}
.ql p{margin:0;font-size:14px;color:var(--ink-muted)}

/* value stack + urgency + quy trình trong thẻ giá */
.stack{margin:16px 0 4px;border:1px solid var(--border);border-radius:var(--r-m);overflow:hidden;text-align:left}
.stack-hang{display:flex;justify-content:space-between;gap:14px;padding:11px 16px;font-size:14px;align-items:flex-start}
.stack-hang+.stack-hang{border-top:1px solid var(--border)}
.stack-hang em{display:block;font-style:normal;font-size:12.5px;font-weight:400;color:var(--ink-faint);margin-top:2px}
.stack-hang b{font-variant-numeric:tabular-nums;white-space:nowrap;font-weight:700}
.urgency{margin-top:18px;text-align:left;background:var(--amber-soft);border:1px solid #ecd9ae;border-radius:var(--r-m);padding:16px 18px}
.urgency b{display:block;font-size:14.5px;margin-bottom:5px;color:var(--amber)}
.urgency p{margin:0;font-size:14px;color:var(--ink-muted)}
.quytrinh{margin:18px 0 6px;padding-left:20px;text-align:left}
.quytrinh li{font-size:14px;color:var(--ink-muted);padding:3px 0}

/* lựa chọn 1/2 + recap + PS ở CTA cuối */
.luachon{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:800px;margin:28px auto 0;text-align:left}
@media(max-width:640px){.luachon{grid-template-columns:1fr}}
.lc{border-radius:var(--r-m);padding:20px 22px}
.lc b{display:block;font-size:12.5px;letter-spacing:.8px;text-transform:uppercase;margin-bottom:8px}
.lc p{margin:0;font-size:14.5px;line-height:1.6}
.lc-1{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);color:#a9bbd6}
.lc-1 b{color:#8fa8cc}
.lc-2{background:rgba(255,255,255,.12);border:1.5px solid rgba(255,255,255,.4);color:#fff;font-weight:600}
.lc-2 b{color:#fff}
.recap{list-style:none;max-width:600px;margin:26px auto 0;text-align:left;display:flex;flex-direction:column;gap:7px}
.recap li{font-size:15px;font-weight:600;color:#e6eefb;padding-left:24px;position:relative}
.recap li::before{content:"✓";position:absolute;left:0;color:#7fd6a5;font-weight:800}
.ps{margin:26px auto 0;max-width:64ch;font-size:13.5px;color:#a9bbd6;font-style:italic}

/* Đợt chỉnh 04/09 (feedback Thái): alignment thống nhất — MỌI đầu section
   căn giữa (nhãn + h2 + sub), thân section căn theo khối. */
.sec-dau{text-align:center;margin-bottom:30px}
.sec-dau .sub{margin:0 auto}
.lagi{text-align:center}

/* khối promo giá (khuôn roimaster v2): gạch niêm yết → giá đợt ra mắt */
.promo{margin:18px 0 4px;padding:20px 22px 18px;background:var(--blue-soft);border:1.5px solid var(--blue-200);border-radius:var(--r-m);text-align:center}
.promo-badge{display:inline-block;background:var(--blue-dark);color:#fff;font-size:11.5px;font-weight:800;letter-spacing:1px;text-transform:uppercase;border-radius:99px;padding:5px 14px}
.promo-gia{display:flex;align-items:baseline;justify-content:center;gap:14px;margin-top:12px;flex-wrap:wrap}
.promo-gia s{font-size:19px;font-weight:600;color:var(--ink-faint)}
.promo-gia b{font-size:44px;line-height:1;font-weight:800;letter-spacing:-1.6px}
.promo-giam{display:inline-block;margin-top:10px;font-size:13.5px;font-weight:800;color:var(--blue-dark)}
.stack-hang b.gia-muc{color:var(--ink-muted);font-weight:600}
.stack-tong{background:var(--surface2);font-weight:700}

/* fix 04/09: dấu ✓ của .plan li đè lên số thứ tự quy trình trong thẻ giá */
.plan .quytrinh li{padding-left:4px}
.plan .quytrinh li::before{content:none}

/* Đợt one-page 08/09: video demo + khối "4 cách" + "đừng mua nếu" (bê từ phễu) */
.vid-boc video{width:100%;aspect-ratio:4/3;display:block;background:#fff}
.cach{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;max-width:980px;margin:0 auto}
@media(max-width:760px){.cach{grid-template-columns:1fr}}
.cach-o{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);padding:22px 24px}
.cach-o.ta{border:2px solid var(--blue);background:var(--blue-soft)}
.cach-o .t{font-size:13px;font-weight:800;letter-spacing:.9px;color:var(--ink-faint);margin-bottom:6px}
.cach-o.ta .t{color:var(--blue-dark)}
.cach-o .g{font-size:18px;font-weight:800;letter-spacing:-.4px;margin-bottom:10px}
.cach-o p{font-size:14.5px;color:var(--ink-muted)}
.cach-o.ta p{color:var(--blue-deep)}
.dungmua{max-width:760px;margin:26px auto 0;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);padding:22px 26px}
.dungmua h3{font-size:17px;font-weight:800;margin-bottom:12px}
.dungmua ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.dungmua li{font-size:14.8px;color:var(--ink-muted);padding-left:26px;position:relative}
.dungmua li::before{content:"✕";position:absolute;left:0;color:var(--red);font-weight:800}

/* form mua trong thẻ giá (08/09 — nối PayOS) */
.mua-input{width:100%;padding:14px 16px;border:1.5px solid var(--border);border-radius:var(--r-s);font:15px var(--font);background:var(--surface)}
.mua-input:focus{outline:none;border-color:var(--blue-300)}

/* logo mark (08/09) — thay ô gradient .g cũ */
.logo-mark{width:26px;height:26px;border-radius:7px;display:block}