:root{--ink:#17201a;--paper:#f4eedf;--moss:#51624a;--clay:#b85d37;--marigold:#f1b84b;--line:rgba(23,32,26,0.16);--panel:rgba(255,252,244,0.82)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;color:var(--ink);background:var(--paper)}body{font-family:Georgia,Times New Roman,serif;background:radial-gradient(circle at 12% 8%,rgba(241,184,75,.45),transparent 28rem),radial-gradient(circle at 88% 16%,rgba(184,93,55,.25),transparent 25rem),linear-gradient(135deg,#f7f0dc,#e9dec5 55%,#d9ccb2)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0}.shell{min-height:100vh;padding:24px}.hero{display:grid;grid-template-columns:1.1fr .9fr;grid-gap:28px;gap:28px;align-items:stretch;max-width:1180px;margin:0 auto}.card{background:var(--panel);border:1px solid var(--line);border-radius:30px;box-shadow:0 24px 80px rgba(54,44,25,.16);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.hero-copy{padding:58px;position:relative;overflow:hidden}.eyebrow{letter-spacing:.18em;text-transform:uppercase;color:var(--clay);font-size:13px;font-weight:700}h1{font-size:clamp(44px,7vw,92px);line-height:.9;margin:18px 0;letter-spacing:-.07em}p{line-height:1.7}.nav{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}.ghost,.primary{padding:13px 18px;border-radius:999px;font-weight:700}.primary{background:var(--ink);color:var(--paper)}.ghost{border:1px solid var(--line);background:rgba(255,255,255,.35)}.stats{padding:24px;display:grid;grid-gap:14px;gap:14px}.stat{padding:20px;border-radius:22px;background:rgba(255,255,255,.42);border:1px solid var(--line)}.stat b{font-size:32px;display:block}.app-grid{display:grid;grid-template-columns:260px 1fr;grid-gap:18px;gap:18px;max-width:1360px;margin:0 auto}.admin-panel,.composer,.sidebar,.topbar{background:var(--panel);border:1px solid var(--line);border-radius:24px}.sidebar{padding:18px;height:calc(100vh - 48px);overflow:auto}.session{display:block;width:100%;text-align:left;margin:8px 0;padding:12px;border-radius:16px;background:rgba(255,255,255,.34);color:var(--ink)}.chat-main{display:grid;grid-template-rows:auto 1fr auto;grid-gap:14px;gap:14px;height:calc(100vh - 48px)}.topbar{padding:16px;display:flex;align-items:center;gap:12px}.topbar select{min-width:260px;padding:12px;border-radius:14px;border:1px solid var(--line);background:#fff8e8}.messages{overflow:auto;padding:18px;display:flex;flex-direction:column;gap:14px}.bubble{max-width:75%;padding:16px 18px;border-radius:22px;line-height:1.6;white-space:pre-wrap;animation:rise .28s ease both}.bubble.user{align-self:flex-end;background:var(--ink);color:var(--paper);border-bottom-right-radius:4px}.bubble.assistant{align-self:flex-start;background:rgba(255,255,255,.62);border:1px solid var(--line);border-bottom-left-radius:4px}.composer{padding:14px;display:grid;grid-template-columns:1fr auto;grid-gap:12px;gap:12px}.composer textarea{min-height:76px;resize:vertical;border:0;outline:0;background:transparent}.composer button{padding:0 22px;border-radius:18px;background:var(--clay);color:white;font-weight:800}.admin-wrap{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:360px 1fr;grid-gap:18px;gap:18px}.admin-panel{padding:20px}.field{display:grid;grid-gap:7px;gap:7px;margin-bottom:12px}.field input,.field textarea{padding:12px;border-radius:14px;border:1px solid var(--line);background:#fffaf0}.skill-row{padding:14px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:12px}@keyframes rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@media (max-width:820px){.admin-wrap,.app-grid,.hero{grid-template-columns:1fr}.chat-main,.sidebar{height:auto}.chat-main{min-height:80vh}.hero-copy{padding:34px}}