*{box-sizing:border-box}body{margin:0;background:#090d18;color:#f7f8fc;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}header{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px max(24px,calc((100vw - 1160px)/2));border-bottom:1px solid #222838}.brand{font-weight:900;letter-spacing:.04em}.brand span{color:#f8b62d}nav{display:flex;align-items:center;gap:20px;flex-wrap:wrap}nav form{margin:0}main{max-width:1160px;margin:auto;padding:42px 24px 80px;min-height:75vh}.hero{text-align:center;padding:80px 15px 60px;background:radial-gradient(ellipse at 50% 0%,#37224d 0%,#14152c 42%,transparent 75%);border-radius:24px}.eyebrow,small{font-size:11px;letter-spacing:.12em;color:#eeb44d;font-weight:800}.hero h1{font-size:clamp(40px,6vw,76px);line-height:1.05;max-width:790px;margin:20px auto}.hero em{font-style:normal;color:#ffc24b}.hero p,.heading p{font-size:19px;color:#b9c1d2;max-width:650px;margin:20px auto 28px}.btn{display:inline-block;background:#f7b733;color:#171717;padding:14px 24px;border-radius:12px;border:0;font-weight:800;cursor:pointer}.small{padding:9px 13px;font-size:13px}.stats{display:flex;justify-content:center;gap:55px;margin:50px auto;flex-wrap:wrap}.stats div{display:flex;flex-direction:column;text-align:center}.stats b{font-size:28px}.stats small{color:#aab3c7;margin-top:8px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:18px}.tile{background:linear-gradient(150deg,#1d2436,#111522);border:1px solid #30364b;border-radius:18px;padding:22px;min-height:220px;transition:transform .15s}.tile:hover{transform:translateY(-4px);border-color:#e8aa32}.tile[hidden]{display:none}.orb{display:grid;place-items:center;width:58px;height:58px;border-radius:18px;background:linear-gradient(135deg,#f4bb2d,#9b4bcf);font-size:29px;margin-bottom:18px;color:#fff}.tile h3{margin:8px 0}.tile p,.chathead p{color:#abb5c8;line-height:1.5}.tile strong{font-size:13px;color:#ffc24b}.heading{display:flex;justify-content:space-between;align-items:center;gap:25px;margin-bottom:25px;flex-wrap:wrap}.heading p{margin:0}input,textarea{width:100%;background:#151b2b;border:1px solid #3a4054;border-radius:10px;padding:13px;color:white;font:inherit}input:focus,textarea:focus{outline:2px solid #c99328}.heading input{max-width:320px}.auth{max-width:450px;margin:50px auto;padding:32px;border:1px solid #30364b;border-radius:18px;background:#141a28}.auth label{display:block;margin:16px 0}.auth label input{margin-top:7px}.auth button{width:100%}.auth p{text-align:center}.chat{max-width:820px;margin:20px auto;background:#141a28;border:1px solid #30364b;border-radius:18px;overflow:hidden}.chathead{display:flex;align-items:center;gap:18px;padding:20px;border-bottom:1px solid #30364b}.chathead .orb{margin:0}.chathead h2{margin:0}.chathead p{margin:4px 0}.messages{height:390px;overflow:auto;padding:22px;display:flex;flex-direction:column;gap:12px}.bubble{padding:14px 16px;max-width:85%;border-radius:15px;white-space:pre-wrap;line-height:1.55}.bubble.bot{background:#252d40;align-self:flex-start}.bubble.user{background:#7b5417;align-self:flex-end}.chat form{padding:18px;border-top:1px solid #30364b;display:flex;gap:12px;align-items:end}.chat form button{white-space:nowrap}.hint{color:#9da9bb;font-size:12px;padding:0 18px 16px}.alert,.notice{padding:14px;border-radius:10px;margin:12px 0;background:#6b2733}.notice{background:#23543b}footer{text-align:center;color:#818b9d;padding:28px;border-top:1px solid #222838}@media(max-width:650px){header{padding:18px;align-items:flex-start;flex-direction:column}.hero{padding:50px 12px}.chat form{flex-direction:column;align-items:stretch}.stats{gap:25px}.heading input{max-width:100%}}

.tile{border-radius:3px;transition:transform .2s,box-shadow .2s,border-color .2s}.tile:hover{transform:translateY(-7px) scale(1.015);box-shadow:0 12px 36px #f7b73330;border-color:#f7b733}.payment-grid{display:grid;grid-template-columns:2fr 1fr;gap:20px}.payment-card{background:#171d2d;border:1px solid #353d51;padding:24px;border-radius:8px;margin-bottom:15px}.payment-methods{display:grid;grid-template-columns:1fr 1fr;gap:14px}.payment-methods>div{background:#101625;padding:16px;border:1px solid #343c51}.payment-card p{color:#bdc6d6}.payment-card label{display:block;margin:14px 0}.payment-card select{display:block;width:100%;padding:12px;background:#101625;color:#fff;border:1px solid #454d60}.review-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:12px}@media(max-width:700px){.payment-grid,.payment-methods{grid-template-columns:1fr}}
/* Landing page subscription CTA */
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:14px;margin:24px auto 12px}
.subscribe-cta{background:#f4ae21;color:#12151f;font-weight:900;border:1px solid #f4ae21;box-shadow:0 10px 35px #f4ae2133;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease}
.subscribe-cta:hover,.subscribe-cta:focus-visible{transform:translateY(-4px);box-shadow:0 14px 42px #f4ae2177}
.secondary-cta{background:transparent;border:1px solid #687086;color:#f3f4f6;text-decoration:none}
.payment-note{font-size:.9rem;opacity:.8;margin:0 auto 22px;text-align:center}
@media(max-width:640px){.hero-actions{flex-direction:column}.hero-actions .btn{width:100%;text-align:center}}

/* SEMIN named AI specialist avatars and square hover cards */
.tile{border-radius:10px!important;position:relative;overflow:hidden;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease!important}
.tile:hover,.tile:focus-visible{transform:translateY(-7px) scale(1.012);border-color:#fbbf24!important;box-shadow:0 14px 35px rgba(251,191,36,.22)!important}
.assistant-avatar{display:block;width:88px;height:88px;object-fit:cover;border-radius:12px;margin-bottom:14px;border:1px solid #ffffff20}
.assistant-alias{display:block;font-weight:900;font-size:1.45rem;line-height:1.2;letter-spacing:.02em}
.assistant-role{display:block;font-size:1rem;line-height:1.5;color:#fff;font-weight:750}
.tile h3{margin-top:8px}
.chat-avatar{width:68px;height:68px;margin:0}
@media(min-width:1050px){#grid{grid-template-columns:repeat(5,minmax(0,1fr))}}
@media(max-width:700px){.assistant-avatar{width:72px;height:72px}}