:root{--navy:#0d2f5f;--navy-dark:#071f42;--turquoise:#3ac1d8;--sky:#eaf8fb;--lavender:#9e73d8;--ink:#15253b;--muted:#66758a;--line:#dce6ef;--white:#fff;--shadow:0 22px 60px #0d2f5f1f}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{color:var(--ink);background:radial-gradient(circle at 10% 0,#3ac1d829,#0000 34rem),radial-gradient(circle at 95% 8%,#9e73d81f,#0000 30rem),#f7fafc;font-family:Open Sans,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,textarea{font:inherit}button{cursor:pointer}.gate-page{place-items:center;min-height:100vh;padding:24px;display:grid}.gate-card{width:min(520px,100%);box-shadow:var(--shadow);background:#fffffff0;border:1px solid #0d2f5f1a;border-radius:28px;padding:48px}.brand-mark,.avatar{background:linear-gradient(135deg, var(--navy), var(--turquoise));color:#fff;place-items:center;font-weight:800;display:grid}.brand-mark{border-radius:16px;width:52px;height:52px;margin-bottom:24px}.eyebrow{color:var(--navy);letter-spacing:.14em;text-transform:uppercase;margin:0 0 8px;font-size:12px;font-weight:800}h1{color:var(--navy-dark);margin:0;font-family:Montserrat,ui-sans-serif,system-ui,sans-serif;font-size:clamp(26px,4vw,38px);line-height:1.15}.gate-card>p:not(.eyebrow){color:var(--muted);line-height:1.65}.gate-card form{gap:10px;margin-top:28px;display:grid}label{color:var(--navy);font-size:14px;font-weight:700}input,textarea{border:1px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:14px;outline:none;transition:border-color .2s,box-shadow .2s}input{padding:15px 16px}textarea{resize:none;padding:14px 16px;line-height:1.55}input:focus,textarea:focus{border-color:var(--turquoise);box-shadow:0 0 0 4px #3ac1d821}.gate-card button,.composer button,.completion-bar button{background:var(--navy);color:#fff;border:0;border-radius:14px;padding:14px 20px;font-weight:800}.gate-card button:disabled{cursor:not-allowed;opacity:.55}.secondary-button{width:100%;margin-top:12px}.success-box{background:var(--sky);border-radius:12px;margin:18px 0 0;padding:13px 14px;color:var(--navy-dark)!important}.gate-error{margin:16px 0 0!important}.app-shell{width:min(960px,100% - 32px);margin:0 auto;padding:36px 0 24px}.topbar{justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:22px;display:flex}.topbar h1{font-size:clamp(24px,4vw,34px)}.top-actions{gap:8px;display:flex}.account-note{color:var(--muted);margin:8px 0 0;font-size:12px}.text-button{border:1px solid var(--line);color:var(--navy);background:#ffffffbf;border-radius:12px;padding:10px 14px;font-weight:700}.chat-card{min-height:70vh;box-shadow:var(--shadow);background:#fffffff5;border:1px solid #0d2f5f1a;border-radius:24px;flex-direction:column;display:flex;overflow:hidden}.messages{flex:1;min-height:520px;max-height:calc(100vh - 280px);padding:30px;overflow-y:auto}.message-row{align-items:flex-start;gap:12px;margin-bottom:22px;display:flex}.message-row.user{justify-content:flex-end}.avatar{border-radius:12px;flex:0 0 38px;height:38px;font-size:12px}.message-bubble{background:var(--sky);border-radius:7px 18px 18px;max-width:min(720px,84%);padding:15px 18px;line-height:1.6}.user .message-bubble{color:#fff;background:var(--navy);border-radius:18px 7px 18px 18px}.message-heading{color:var(--navy);margin-bottom:8px;font-family:Montserrat,ui-sans-serif,sans-serif;font-size:19px;font-weight:800;display:inline-block}.message-line strong{color:var(--navy-dark)}.typing{gap:5px;padding:18px;display:flex}.typing i{background:var(--turquoise);border-radius:50%;width:7px;height:7px;animation:1s infinite alternate pulse}.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}@keyframes pulse{to{opacity:.25;transform:translateY(-3px)}}.composer{border-top:1px solid var(--line);background:#fbfdff;gap:12px;padding:18px;display:flex}.composer textarea{flex:1}.composer button{align-self:stretch;min-width:100px}.composer button:disabled{cursor:not-allowed;opacity:.45}.error-box{color:#8c2638;background:#fff0f2;border-radius:12px;margin:0 18px 12px;padding:12px 14px}.completion-bar{border-top:1px solid var(--line);background:var(--sky);justify-content:space-between;align-items:center;gap:16px;padding:18px;font-weight:700;display:flex}.completion-bar button{background:var(--turquoise);color:var(--navy-dark)}.privacy-note{color:var(--muted);text-align:center;margin:14px 4px 0;font-size:12px}@media (max-width:640px){.gate-card{padding:32px 22px}.app-shell{width:min(100% - 20px,960px);padding-top:20px}.topbar{align-items:flex-start}.topbar .eyebrow{max-width:220px}.messages{min-height:58vh;max-height:none;padding:18px 14px}.message-bubble{max-width:88%}.composer{flex-direction:column}.composer button{min-height:48px}.completion-bar{flex-direction:column;align-items:stretch}}