/* HZ Media — tokens: xem DESIGN.md */
:root{
  --paper:#fff; --mist:#ECEDF0; --ink:#000; --graphite:#545861; --live:#F0154E; --live-dark:#C70F3E;
  --line:#D6D8DD;
  --wrap:1200px; --gut:clamp(20px,4vw,40px);
  --step-1:15px; --step0:17px; --step1:21px; --step2:28px; --step3:clamp(34px,4.6vw,56px); --step4:clamp(44px,7.2vw,100px);
  --r-sm:6px; --r-lg:22px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Archivo",system-ui,sans-serif;font-size:var(--step0);line-height:1.6;font-variation-settings:"wdth" 100}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{margin:0;font-weight:800;font-variation-settings:"wdth" 62;letter-spacing:-.005em;line-height:.95;text-wrap:balance}
h2{font-size:var(--step3)}
h3{font-size:var(--step2)}
p{margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-9999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;z-index:99}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--live);outline-offset:3px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 26px;border-radius:999px;font:inherit;font-weight:700;font-size:var(--step0);text-decoration:none;cursor:pointer;border:2px solid transparent;transition:background-color .15s,color .15s,border-color .15s}
.btn-live{background:var(--live);color:#fff}
.btn-live:hover{background:var(--live-dark)}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-line:hover{background:var(--ink);color:#fff}
.btn-sm{min-height:42px;padding:0 18px;font-size:var(--step-1)}
.btn-block{width:100%}
.btn[disabled]{opacity:.6;cursor:progress}

/* Header */
.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:28px;height:68px}
.brand img{height:34px;width:auto}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{text-decoration:none;font-weight:600;font-size:var(--step-1);color:var(--graphite)}
.nav a:hover{color:var(--ink)}
@media (max-width:720px){.nav{display:none}}

/* Hero */
.hero{padding:clamp(40px,7vw,96px) 0 clamp(48px,7vw,88px)}
.hero-in{display:block}
.hero h1{font-size:clamp(48px,9vw,132px);max-width:16ch}
.lede{margin-top:28px;font-size:var(--step1);line-height:1.5;color:var(--graphite);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-note{margin-top:20px;font-size:var(--step-1);color:var(--graphite);max-width:40em}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Founder */
.founder{padding:0 0 clamp(56px,8vw,104px)}
.founder-in{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(28px,6vw,80px);align-items:center}
.founder-img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:var(--r-lg);background:var(--mist)}
.founder h2{font-size:clamp(48px,7vw,96px)}
.founder-role{margin-top:10px;font-weight:600;color:var(--graphite)}
.founder blockquote{margin:28px 0 0;padding-left:20px;border-left:4px solid var(--live);font-size:var(--step1);line-height:1.5;max-width:34em}
.founder-facts{list-style:none;margin:32px 0 0;padding:0}
.founder-facts li{display:grid;grid-template-columns:minmax(110px,150px) 1fr;gap:16px;padding:14px 0;border-top:1px solid var(--line)}
.founder-facts b{font-weight:800;font-variation-settings:"wdth" 62;font-size:var(--step2);line-height:1}
.founder-facts span{color:var(--graphite)}
@media (max-width:760px){.founder-in{grid-template-columns:1fr}.founder-img{max-width:420px}}

/* Ranks */
.ranks{background:var(--ink);color:#fff;padding:clamp(56px,8vw,104px) 0}
.ranks h2{max-width:14ch}
.rank-list{list-style:none;margin:40px 0 0;padding:0;border-top:1px solid #33353b}
.rank-list li{display:grid;grid-template-columns:minmax(120px,190px) 1fr auto;gap:8px 28px;align-items:baseline;padding:20px 0;border-bottom:1px solid #33353b}
.rank{font-weight:800;font-variation-settings:"wdth" 62;font-size:clamp(40px,5vw,64px);line-height:1}
.rank-list li:nth-child(-n+3) .rank{color:var(--live)}
.rank-what{font-size:var(--step1);font-weight:600;line-height:1.3}
.rank-when{color:#A9ADB6;font-size:var(--step-1);text-align:right}
@media (max-width:720px){.rank-list li{grid-template-columns:auto 1fr}.rank-when{grid-column:2;text-align:left}}

/* Creators rail */
.creators{padding:clamp(56px,8vw,104px) 0}
.creators-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px}
.creators-head p{margin-top:12px;color:var(--graphite)}
.rail-ctrl{display:flex;gap:10px}
.rail-btn{width:52px;height:52px;border-radius:50%;border:2px solid var(--ink);background:#fff;cursor:pointer;display:grid;place-items:center}
.rail-btn svg{width:22px;height:22px;fill:none;stroke:var(--ink);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.rail-btn:hover{background:var(--ink)}
.rail-btn:hover svg{stroke:#fff}
.rail-btn:disabled{opacity:.3;cursor:default;background:#fff}
.rail-btn:disabled svg{stroke:var(--ink)}
.rail{margin:32px 0 0;padding-left:var(--gut);overflow:hidden;touch-action:pan-y;cursor:grab;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 var(--gut),#000 calc(100% - 64px),transparent);mask-image:linear-gradient(90deg,transparent 0,#000 var(--gut),#000 calc(100% - 64px),transparent)}
.rail.dragging{cursor:grabbing}
.rail-track{list-style:none;margin:0;padding:0 18px 8px 0;display:flex;gap:18px;width:max-content;animation:kol-marquee var(--dur,90s) linear infinite;will-change:transform}
.rail:hover .rail-track,.rail:focus-within .rail-track{animation-play-state:paused}
.kol{flex:0 0 clamp(220px,24vw,300px)}
@keyframes kol-marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.rail{overflow-x:auto}.rail-track{animation:none}}
.kol a{display:block;text-decoration:none;color:var(--ink)}
.kol img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;object-position:50% 30%;border-radius:var(--r-lg);background:var(--mist);border:1px solid var(--line)}
.kol-name{display:block;margin-top:14px;font-weight:800;font-variation-settings:"wdth" 62;font-size:clamp(26px,2.4vw,32px);line-height:1}
.kol-handle{display:block;margin-top:4px;font-size:var(--step-1);color:var(--graphite)}
.kol a:hover .kol-handle{color:var(--live)}
.kol a:focus-visible{outline-offset:4px;border-radius:var(--r-lg)}
@media (max-width:600px){.kol{flex-basis:62vw}}

/* Benefits */
.benefits{background:var(--mist);padding:clamp(56px,8vw,104px) 0}
.benefits-in{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(28px,6vw,80px)}
.benefits h2{position:sticky;top:100px;align-self:start}
.benefit-list{margin:0}
.benefit-list div{padding:22px 0;border-top:2px solid var(--ink)}
.benefit-list dt{font-weight:800;font-variation-settings:"wdth" 62;font-size:var(--step2);line-height:1.05}
.benefit-list dd{margin:8px 0 0;color:var(--graphite);max-width:36em}
@media (max-width:860px){.benefits-in{grid-template-columns:1fr}.benefits h2{position:static}}

/* Kit + form */
.kit{padding:clamp(56px,8vw,104px) 0}
.kit-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);gap:clamp(32px,6vw,80px);align-items:start}
.kit-copy>p{margin-top:16px;color:var(--graphite);max-width:32em}
.kit-list{list-style:none;padding:0;margin:28px 0 0}
.kit-list li{padding:12px 0 12px 30px;border-bottom:1px solid var(--line);position:relative}
.kit-list li::before{content:"";position:absolute;left:0;top:20px;width:14px;height:8px;border-left:2.5px solid var(--live);border-bottom:2.5px solid var(--live);transform:rotate(-45deg)}
.lead{background:#fff;border:2px solid var(--ink);border-radius:var(--r-lg);padding:clamp(22px,3vw,34px);box-shadow:10px 10px 0 var(--ink)}
.lead h3{font-size:var(--step2);margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-weight:600;font-size:var(--step-1);margin-bottom:6px}
.field input{width:100%;min-height:50px;padding:0 14px;font:inherit;border:1.5px solid #A9ADB6;border-radius:var(--r-sm);background:#fff;color:var(--ink)}
.field input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(240,21,78,.25)}
.field input[aria-invalid="true"]{border-color:var(--live)}
.err{color:var(--live-dark);font-size:14px;margin-top:4px;min-height:0}
.err:empty{display:none}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.45;color:var(--graphite);margin:6px 0 4px}
.consent input{width:20px;height:20px;margin-top:1px;flex:none;accent-color:var(--live)}
.lead .btn{margin-top:14px}
.form-status{font-size:14px;margin-top:10px}
.form-status:empty{display:none}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
@media (max-width:860px){.kit-in{grid-template-columns:1fr}.lead{box-shadow:6px 6px 0 var(--ink)}}

/* About */
.about{padding:clamp(56px,8vw,104px) 0;border-top:1px solid var(--line)}
.about-in{max-width:820px;margin-left:0}
.about-main>p{margin-top:20px;max-width:38em}
.about-main h3{font-size:var(--step1);font-variation-settings:"wdth" 100;font-weight:700;line-height:1.3;margin-top:36px}
.done-list{list-style:none;padding:0;margin:12px 0 0}
.done-list li{padding:12px 0;border-bottom:1px solid var(--line);color:var(--graphite)}
.done-list b{color:var(--ink)}

/* FAQ */
.faq{padding:0 0 clamp(56px,8vw,104px)}
.faq-in{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(28px,6vw,80px)}
.faq details{border-top:1px solid var(--line);padding:4px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:16px 36px 16px 0;font-weight:700;font-size:var(--step1);line-height:1.3;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:22px;width:10px;height:10px;border-right:2.5px solid var(--ink);border-bottom:2.5px solid var(--ink);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg);top:27px}
.faq details p{padding:0 0 18px;color:var(--graphite);max-width:38em}
@media (max-width:860px){.faq-in{grid-template-columns:1fr}}

/* Footer */
.foot{background:var(--ink);color:#fff;padding:48px 0 36px;font-size:var(--step-1)}
.foot-in{display:grid;grid-template-columns:auto 1fr auto;gap:24px 48px;align-items:start}
.foot img{height:34px;width:auto}
.foot address{font-style:normal;color:#C9CCD2;line-height:1.6}
.social{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 20px}
.social a{text-decoration:none;font-weight:600}
.social a:hover{text-decoration:underline}
.copy{grid-column:1/-1;color:#80848D;border-top:1px solid #33353b;padding-top:20px}
@media (max-width:860px){.foot-in{grid-template-columns:1fr}}

/* Journey */
.journey{list-style:none;margin:32px 0 0;padding:0;border-left:2px solid var(--ink)}
.journey li{position:relative;padding:0 0 26px 28px}
.journey li::before{content:"";position:absolute;left:-7px;top:10px;width:12px;height:12px;border-radius:50%;background:var(--ink)}
.journey li.now::before{background:var(--live);box-shadow:0 0 0 4px rgba(240,21,78,.2)}
.journey b{display:block;font-weight:800;font-variation-settings:"wdth" 62;font-size:var(--step2);line-height:1.1}
.journey p{margin-top:4px;color:var(--graphite);max-width:40em}
.journey li.now b{color:var(--live)}

/* Sân khấu: 2 dải poster chạy ngược chiều, rê chuột để dừng */
.events{padding:clamp(56px,8vw,104px) 0;border-top:1px solid var(--line);overflow:hidden}
.events-head{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:16px clamp(28px,5vw,72px);align-items:end}
.events-head p{color:var(--graphite);max-width:34em}
@media (max-width:820px){.events-head{grid-template-columns:1fr}}
.ev-rows{margin-top:clamp(28px,4vw,48px);display:grid;gap:14px;-webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.ev-track{list-style:none;margin:0;padding:0;display:flex;gap:14px;width:max-content;animation:ev-left var(--dur,120s) linear infinite;will-change:transform}
.ev-track.ev-b{animation-name:ev-right}
.ev-rows:hover .ev-track{animation-play-state:paused}
.ev-track li{flex:none}
.ev-track img{height:clamp(190px,22vw,280px);width:auto;border-radius:6px;background:var(--mist);transition:transform .25s}
.ev-track li:hover img{transform:scale(1.04)}
@keyframes ev-left{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes ev-right{from{transform:translateX(-50%)}to{transform:translateX(0)}}
@media (prefers-reduced-motion:reduce){.ev-rows{overflow-x:auto}.ev-track{animation:none}}