:root{--navy:#1f3f5b;--panel:#2f81c9;--ink:#06172c;--gold:#f5b301;--surface:#d0d7e3}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:#fff}.page-shell,body,html{background:var(--navy)}.page-shell{min-height:100vh;padding:24px 0 34px}.hero{width:min(1320px,95%);margin:0 auto;display:grid;grid-template-columns:1fr;grid-gap:8px;gap:8px;justify-items:center;text-align:center}.headline{font-size:clamp(3rem,4.7vw,5rem);line-height:1.18;letter-spacing:-.01em;margin:0;font-weight:300;text-wrap:balance}.hero-logo{width:min(720px,70vw);height:auto}.contact-wrap{text-align:center}.phone{margin:0;display:inline-block;font-size:clamp(2.8rem,4.6vw,5rem);font-weight:300;letter-spacing:.015em;color:inherit;text-decoration:none;transition:opacity .2s ease}.phone:hover{opacity:.88}.contact-line{margin:0;font-size:clamp(1.6rem,2.2vw,3rem);font-weight:300}.contact-line span{font-size:.8em}.contact-line small{font-size:.65em}.chat-shell{width:min(1320px,95%);margin:12px auto 0;background:var(--panel);padding:clamp(18px,2.7vw,34px) clamp(16px,3.6vw,48px);border-radius:20px;border:0;box-shadow:0 16px 40px rgba(2,15,30,.2)}.beta-footer{width:min(1320px,95%);margin:18px auto 0;text-align:center;color:#ff4d4d;font-size:clamp(1.55rem,1.9vw,2.2rem);line-height:1.3;font-weight:600}.sunny-avatar{width:clamp(58px,5vw,84px);height:auto;flex:0 0 auto}.messages{margin-top:0;display:grid;grid-gap:18px;gap:18px;background:#f2f3f5;border-radius:16px 16px 4px 4px;padding:clamp(16px,2.8vw,26px);min-height:clamp(280px,47vw,560px);max-height:62vh;overflow-y:auto}.msg-row{display:flex;gap:14px;align-items:center}.msg-row:first-child{margin-top:0}.bubble{margin:0;font-size:clamp(1.4rem,1.65vw,2rem);line-height:1.34;font-weight:600;border-radius:14px;padding:12px 14px}.you-tag{background:var(--navy);color:var(--gold);font-size:clamp(2rem,2.6vw,3.2rem);line-height:1;padding:16px 20px 18px}.user-bubble{color:#dbe7ff;background:rgba(6,23,44,.26)}.assistant-bubble{color:#1e3a59;background:transparent;padding-left:0}.typing{margin:0;color:#1e3a59;font-size:clamp(1rem,1.25vw,1.4rem);font-style:italic;font-weight:600}.input-wrap{margin-top:18px;margin-left:0;display:flex;gap:10px;align-items:stretch}.chat-input{width:100%;border:0;border-radius:14px;background:var(--surface);color:#1e1e1e;font-size:clamp(1.65rem,2.2vw,2.4rem);line-height:1.2;resize:none;padding:12px 20px;min-height:62px;outline:none;transition:border-color .2s ease,box-shadow .2s ease}.chat-input::placeholder{color:#111827}.chat-input:focus{border-color:#14314c;box-shadow:0 0 0 3px rgba(245,179,1,.35)}.send-btn{border:0;border-radius:14px;background:#02060d;color:#fff;min-width:clamp(98px,9vw,130px);padding:0 16px;font-size:clamp(1.1rem,1.2vw,1.25rem);font-weight:700;letter-spacing:.02em;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;transition:transform .15s ease,background-color .2s ease,opacity .2s ease}.send-btn:hover:not(:disabled){background:#111827}.send-btn:active:not(:disabled){transform:translateY(1px)}.send-btn:disabled{opacity:.45;cursor:not-allowed}.send-label{font-size:.92em}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}@media (max-width:1024px){.hero-logo{width:min(420px,72vw)}.chat-shell{width:min(900px,96%);padding:18px;border-radius:14px}.bubble,.you-tag{font-size:clamp(1.2rem,3.2vw,1.75rem)}.chat-input{font-size:clamp(1.45rem,3.2vw,1.85rem)}}@media (max-width:640px){.page-shell{padding-top:14px}.hero{gap:10px}.messages{gap:12px;min-height:420px;max-height:520px;border-radius:14px 14px 2px 2px}.msg-row{align-items:flex-start;gap:10px}.bubble{font-size:1.95rem;padding:6px 10px;border-radius:12px;line-height:1.18}.you-tag{font-size:1.2rem;padding:8px 10px}.input-wrap{flex-direction:row;gap:8px}.chat-input{min-height:68px;font-size:1.85rem;border-radius:12px}.send-btn{width:auto;min-height:68px;min-width:96px;border-radius:14px}.send-label{font-size:1.65rem}.sunny-avatar{width:48px}.assistant-bubble{font-size:1.02rem}}