/* ============================================================
   Hotgens App — design system
   Palette: tangerine + dark graphite
   ============================================================ */
:root{
  --bg:#161618;
  --bg-2:#1c1c20;
  --bg-3:#222227;
  --surface:#26262c;
  --line:#2f2f36;
  --text:#f4f1ee;
  --text-2:#b6b3ae;
  --muted:#86837e;
  --tangerine:#ff7a1a;
  --tangerine-2:#ff9646;
  --tangerine-deep:#e25c00;
  --glow:0 0 40px rgba(255,122,26,.35);
  --grad:linear-gradient(135deg,#ff7a1a 0%,#ff9646 50%,#ffb677 100%);
  --grad-dark:linear-gradient(135deg,#1c1c20 0%,#26262c 100%);
  --radius:18px;
  --radius-sm:12px;
  --max:1200px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2{font-family:'Sora',sans-serif;font-weight:800;letter-spacing:-0.02em;line-height:1.1;margin:0 0 .6em}
h1{font-size:clamp(2.2rem,5vw,4rem)}
h2{font-size:clamp(1.6rem,3vw,2.4rem);margin-top:0}
p{margin:0 0 1em;color:var(--text-2)}
a{color:var(--tangerine-2);text-decoration:none;transition:.2s}
a:hover{color:var(--tangerine)}
img{max-width:100%;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.muted{color:var(--muted);font-size:.92rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:14px 26px;border-radius:999px;font-weight:600;font-size:.98rem;cursor:pointer;border:0;transition:transform .15s,box-shadow .2s,background .2s;text-decoration:none;white-space:nowrap}
.btn-primary{background:var(--grad);color:#1b1108;box-shadow:0 10px 30px -8px rgba(255,122,26,.55)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 15px 40px -8px rgba(255,122,26,.7);color:#1b1108}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--surface);color:var(--text)}
.btn-lg{padding:18px 34px;font-size:1.05rem}

/* Header */
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(22,22,24,.78);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;gap:24px}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:'Sora';font-weight:800;color:var(--text);font-size:1.15rem}
.logo-dot{width:14px;height:14px;border-radius:50%;background:var(--grad);box-shadow:var(--glow);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{transform:scale(1);box-shadow:0 0 0 0 rgba(255,122,26,.45)}50%{transform:scale(1.15);box-shadow:0 0 0 12px rgba(255,122,26,0)}}
.main-nav{display:flex;gap:28px;font-weight:500;font-size:.95rem}
.main-nav a{color:var(--text-2)}
.main-nav a:hover{color:var(--text)}
@media (max-width:760px){ .main-nav{display:none} }

/* Hero */
.hero{position:relative;padding:64px 0 80px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20%;background:radial-gradient(800px 500px at 20% 20%,rgba(255,122,26,.22),transparent 60%),radial-gradient(900px 600px at 90% 80%,rgba(255,150,70,.13),transparent 65%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;position:relative}
@media (max-width:920px){ .hero-grid{grid-template-columns:1fr;gap:36px} }
.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:6px 14px;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--text-2);font-size:.82rem;margin-bottom:18px}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--tangerine);box-shadow:0 0 12px var(--tangerine)}
.hero h1 span.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:1.1rem;max-width:540px;margin-bottom:28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.trust{display:flex;gap:18px;margin-top:28px;align-items:center;flex-wrap:wrap}
.trust .stars{color:var(--tangerine);font-size:1.1rem;letter-spacing:2px}
.trust .num{font-weight:700;color:var(--text)}

/* Hero models grid */
.hero-models{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;perspective:1200px}
.hero-models a{position:relative;border-radius:var(--radius-sm);overflow:hidden;aspect-ratio:3/4;transform-style:preserve-3d;transition:transform .4s,box-shadow .4s}
.hero-models a:nth-child(1){transform:translateY(-12px) rotateY(-4deg)}
.hero-models a:nth-child(3){transform:translateY(-12px) rotateY(4deg)}
.hero-models a:nth-child(5){transform:translateY(12px) rotateY(-2deg)}
.hero-models a:hover{transform:translateY(-20px) scale(1.04);box-shadow:0 30px 50px -20px rgba(255,122,26,.5);z-index:2}
.hero-models img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.hero-models a:hover img{transform:scale(1.1)}
.hero-models .lbl{position:absolute;bottom:8px;left:8px;right:8px;background:rgba(15,15,17,.7);backdrop-filter:blur(6px);padding:4px 8px;border-radius:8px;font-size:.78rem;font-weight:600}

/* Sections */
section{padding:80px 0;position:relative}
.section-title{text-align:center;max-width:720px;margin:0 auto 50px}
.section-title p{font-size:1.05rem}

/* Chat card on home */
.chat-section{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.chat-card{max-width:520px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:0 30px 60px -30px rgba(0,0,0,.7);position:relative}
.chat-card::before{content:"";position:absolute;inset:-1px;border-radius:25px;padding:1px;background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.5;pointer-events:none}
.chat-head{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.chat-avatar{width:46px;height:46px;border-radius:50%;background-size:cover;background-position:center;position:relative}
.chat-avatar::after{content:"";position:absolute;right:-2px;bottom:-2px;width:14px;height:14px;border-radius:50%;background:#28d979;border:3px solid var(--surface)}
.chat-name{font-weight:700}
.chat-status{font-size:.8rem;color:#28d979}
.chat-body{display:flex;flex-direction:column;gap:10px;margin-bottom:18px;min-height:240px}
.msg{padding:10px 14px;border-radius:14px;max-width:80%;font-size:.94rem;animation:slide .4s ease both}
@keyframes slide{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.msg-her{background:var(--bg-3);border-bottom-left-radius:4px;align-self:flex-start;color:var(--text)}
.msg-you{background:var(--grad);color:#1b1108;border-bottom-right-radius:4px;align-self:flex-end;font-weight:500}
.typing{display:inline-flex;gap:4px;padding:10px 14px;background:var(--bg-3);border-radius:14px;border-bottom-left-radius:4px;align-self:flex-start}
.typing span{width:7px;height:7px;border-radius:50%;background:var(--text-2);animation:bounce 1.2s infinite}
.typing span:nth-child(2){animation-delay:.15s}.typing span:nth-child(3){animation-delay:.3s}
@keyframes bounce{0%,80%,100%{transform:translateY(0);opacity:.4}40%{transform:translateY(-6px);opacity:1}}
.chat-foot{text-align:center}
.chat-foot .nudge{color:var(--tangerine-2);font-size:.9rem;margin-bottom:10px;font-weight:600}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px}
.model-card{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:3/4;background:var(--surface);transition:transform .3s,box-shadow .3s;display:block}
.model-card:hover{transform:translateY(-6px);box-shadow:0 20px 40px -20px rgba(255,122,26,.5)}
.model-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.model-card:hover img{transform:scale(1.08)}
.model-card .ov{position:absolute;left:0;right:0;bottom:0;padding:14px 16px 16px;background:linear-gradient(transparent,rgba(15,15,17,.92))}
.model-card .nm{font-weight:700;font-size:1.05rem;color:#fff;margin-bottom:2px}
.model-card .tg{font-size:.82rem;color:var(--tangerine-2)}
.model-card .pill{position:absolute;top:10px;left:10px;background:rgba(15,15,17,.75);backdrop-filter:blur(6px);padding:4px 10px;border-radius:999px;font-size:.74rem;font-weight:600}
.model-card .pill.live{color:#28d979}
.model-card .pill.live::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:#28d979;margin-right:6px;vertical-align:middle;box-shadow:0 0 8px #28d979}

/* Feature blocks */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin:60px 0}
.feature-row:nth-child(even){direction:rtl}
.feature-row:nth-child(even) > *{direction:ltr}
@media (max-width:820px){.feature-row{grid-template-columns:1fr;gap:24px}}
.feature-row img{border-radius:var(--radius);box-shadow:0 30px 60px -30px rgba(0,0,0,.7);border:1px solid var(--line)}
.fchips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.fchip{padding:6px 12px;background:var(--surface);border:1px solid var(--line);border-radius:999px;font-size:.83rem;color:var(--text-2)}

/* Generic 3-col grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:820px){.grid-3{grid-template-columns:1fr}}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.3s;position:relative;overflow:hidden}
.tile:hover{border-color:var(--tangerine);transform:translateY(-4px)}
.tile .ico{width:46px;height:46px;border-radius:14px;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#1b1108;font-weight:800;font-size:1.2rem;margin-bottom:16px;box-shadow:var(--glow)}
.tile h2{font-size:1.15rem;margin-bottom:8px}
.tile p{font-size:.94rem;margin:0}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin-bottom:12px;transition:.2s}
.faq details[open]{border-color:var(--tangerine)}
.faq summary{cursor:pointer;font-weight:600;font-size:1.02rem;list-style:none;display:flex;justify-content:space-between;align-items:center;color:var(--text)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.6rem;color:var(--tangerine);transition:.2s;line-height:1}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:14px 0 0;color:var(--text-2)}

/* CTA banner */
.cta-banner{background:var(--grad);color:#1b1108;border-radius:24px;padding:54px 40px;text-align:center;margin:30px 0;position:relative;overflow:hidden}
.cta-banner::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.3),transparent 50%);pointer-events:none}
.cta-banner h2{color:#1b1108;font-size:2rem;margin-bottom:14px}
.cta-banner p{color:#3a1f08;margin-bottom:24px;font-size:1.05rem}
.cta-banner .btn{background:#1b1108;color:#ff9646}
.cta-banner .btn:hover{background:#2a1b10;color:#ffb677}

/* Article (text page) */
.article{max-width:820px;margin:0 auto}
.article p,.article li{font-size:1rem}
.article h2{margin-top:40px;font-size:1.4rem}
.article ol{padding-left:20px}
.article ol li{margin-bottom:14px;color:var(--text-2)}
.article ol li strong{color:var(--text)}

/* Page hero */
.page-hero{padding:90px 0 50px;text-align:center;background:radial-gradient(700px 380px at 50% 0%,rgba(255,122,26,.18),transparent 70%)}
.page-hero p{max-width:640px;margin:0 auto;font-size:1.08rem}

/* Model profile */
.profile-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:50px;align-items:start}
@media (max-width:820px){.profile-grid{grid-template-columns:1fr}}
.profile-photo{border-radius:var(--radius);overflow:hidden;position:sticky;top:90px}
.profile-photo img{width:100%;height:auto}
.profile-meta{display:flex;gap:14px;flex-wrap:wrap;margin:14px 0 22px}
.profile-meta .m{background:var(--surface);border:1px solid var(--line);padding:8px 14px;border-radius:10px;font-size:.9rem}
.profile-meta .m strong{color:var(--tangerine-2);display:block;font-size:.74rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:2px;font-weight:600}
.traits{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 22px}
.traits .t{padding:6px 14px;background:var(--grad);color:#1b1108;border-radius:999px;font-size:.84rem;font-weight:600}

/* Form */
.form{display:grid;gap:14px;max-width:540px;margin:0 auto}
.form input,.form textarea{background:var(--surface);border:1px solid var(--line);color:var(--text);padding:14px 16px;border-radius:12px;font:inherit;width:100%}
.form input:focus,.form textarea:focus{outline:0;border-color:var(--tangerine)}
.form textarea{min-height:140px;resize:vertical}

/* Timeline */
.timeline{position:relative;padding:30px 0;max-width:820px;margin:0 auto}
.timeline::before{content:"";position:absolute;left:18px;top:0;bottom:0;width:2px;background:var(--line)}
.t-item{position:relative;padding-left:54px;margin-bottom:28px}
.t-item::before{content:"";position:absolute;left:10px;top:6px;width:18px;height:18px;border-radius:50%;background:var(--grad);box-shadow:0 0 0 4px var(--bg),0 0 18px rgba(255,122,26,.6)}
.t-year{font-family:'Sora';font-weight:800;color:var(--tangerine);font-size:1.1rem;margin-bottom:4px}

/* Footer */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);padding:60px 0 24px;margin-top:60px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:30px}
@media (max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}}
.logo-foot{margin-bottom:12px}
.foot-h{font-family:'Sora';font-weight:700;color:var(--text);margin:0 0 12px}
.site-footer a{display:block;color:var(--text-2);padding:4px 0;font-size:.94rem}
.foot-bottom{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:20px;font-size:.86rem;color:var(--muted);flex-wrap:wrap;gap:10px}

/* Cookie banner */
.cookie-banner{position:fixed;bottom:0;left:0;right:0;z-index:100;background:rgba(28,28,32,.96);backdrop-filter:blur(14px);border-top:1px solid var(--tangerine);animation:slideUp .4s ease}
@keyframes slideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
.cookie-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 24px;flex-wrap:wrap}
.cookie-inner p{margin:0;font-size:.92rem;max-width:780px;color:var(--text-2)}
.cookie-actions{display:flex;gap:10px;flex-shrink:0}

/* Overlay */
.overlay{position:fixed;inset:0;background:rgba(15,15,17,.92);backdrop-filter:blur(8px);z-index:200;display:none;align-items:center;justify-content:center;flex-direction:column;gap:24px;color:var(--text);text-align:center;padding:24px}
.overlay.show{display:flex}
.spinner{width:56px;height:56px;border:3px solid rgba(255,122,26,.25);border-top-color:var(--tangerine);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* Anim entrance */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .8s,transform .8s}
.reveal.in{opacity:1;transform:none}