:root{--orange:#ff7900;--orange-dark:#d96600;--orange-soft:#fff1e5;--navy:#0e1f7a;--navy-2:#142ba4;--ink:#1b1f2e;--muted:#5d6375;--line:#e3e5ec;--bg:#fff;--bg-soft:#f6f7fa;--green:#1e8e5a;--red:#c7372f;--radius:14px}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg-soft);color:var(--ink);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;font-size:16px;line-height:1.5}a{color:var(--navy-2)}.header{background:var(--navy);color:#fff}.header-inner{align-items:center;gap:12px;max-width:880px;margin:0 auto;padding:12px 16px;display:flex}.header-logo{color:#fff;align-items:center;gap:10px;font-weight:700;text-decoration:none;display:flex}.header-logo img{width:auto;height:34px}.header-spacer{flex:1}.header a,.header button.link{color:#d9ddf5;font-size:14px;text-decoration:none}.lang-switch{gap:4px;display:flex}.lang-switch button{color:#d9ddf5;cursor:pointer;background:0 0;border:1px solid #ffffff4d;border-radius:6px;padding:2px 8px;font-size:13px}.lang-switch button[aria-pressed=true]{background:var(--orange);border-color:var(--orange);color:#fff}.main{max-width:880px;margin:0 auto;padding:24px 16px 48px}.card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:20px}.stack{flex-direction:column;gap:16px;display:flex}h1{color:var(--navy);font-size:28px;line-height:1.2}h2{color:var(--navy);font-size:20px}.muted{color:var(--muted)}.small{font-size:14px}.hero{background:var(--navy);color:#fff;border-radius:var(--radius);padding:28px 20px;position:relative;overflow:hidden}.hero:after{content:"";background:radial-gradient(circle,#ff790080,#ff790000 70%);border-radius:50%;width:300px;height:300px;position:absolute;top:-120px;right:-120px}.hero h1{color:#fff;position:relative}.hero p{color:#c9cff0;margin-top:12px;position:relative}.steps{grid-template-columns:1fr;gap:12px;display:grid}@media (min-width:640px){.steps{grid-template-columns:repeat(3,1fr)}h1{font-size:34px}}.step-num{background:var(--orange);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;margin-bottom:6px;font-size:13px;font-weight:800;display:inline-flex}label{margin-bottom:4px;font-size:14px;font-weight:600;display:block}input[type=text],input[type=email],input[type=password],textarea,select{width:100%;font:inherit;color:var(--ink);background:#fff;border:1px solid #cfd3de;border-radius:10px;padding:10px 12px;font-size:16px}textarea{resize:vertical}input:focus,textarea:focus,select:focus{outline:2px solid var(--orange);outline-offset:1px}.checkbox{align-items:flex-start;gap:10px;font-size:14px;font-weight:400;display:flex}.checkbox input{flex:0 0 18px;width:18px;height:18px;margin-top:4px}.btn{font:inherit;cursor:pointer;background:var(--orange);color:#fff;border:none;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:12px 18px;font-weight:700;text-decoration:none;display:inline-flex}.btn:hover{background:var(--orange-dark)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.secondary{color:var(--navy);border:1px solid var(--line);background:#fff}.btn.secondary:hover{background:var(--bg-soft)}.btn.danger{background:var(--red)}.btn.danger:hover{background:#a52c25}.btn.block{width:100%}.btn.small{padding:6px 12px;font-size:14px}.alert{background:var(--orange-soft);border-left:4px solid var(--orange);border-radius:10px;padding:12px 14px;font-size:14px}.alert.error{border-left-color:var(--red);background:#fdecea}.alert.info{border-left-color:var(--navy);background:#eef0fa}.pill{color:var(--navy);white-space:nowrap;background:#e6e9f8;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:700;display:inline-block}.pill.draft{color:var(--muted);background:#eceef3}.pill.submitted{background:var(--orange-soft);color:#b35400}.pill.in_review{color:var(--navy);background:#e6e9f8}.pill.estimate_sent{color:var(--green);background:#e2f4ea}.request-row{justify-content:space-between;align-items:center;gap:12px;display:flex}.request-row+.request-row{border-top:1px solid var(--line);margin-top:14px;padding-top:14px}.chat{flex-direction:column;max-width:880px;height:calc(100dvh - 58px);margin:0 auto;display:flex}.chat-top{border-bottom:1px solid var(--line);background:#fff;align-items:center;gap:10px;padding:10px 16px;display:flex}.chat-log{flex-direction:column;flex:1;gap:10px;padding:16px;display:flex;overflow-y:auto}.bubble{white-space:pre-wrap;word-wrap:break-word;border-radius:16px;max-width:85%;padding:10px 14px;font-size:15.5px}.bubble.assistant{border:1px solid var(--line);background:#fff;border-bottom-left-radius:4px;align-self:flex-start}.bubble.user{background:var(--navy);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.bubble.typing{color:var(--muted)}.chat-input{border-top:1px solid var(--line);padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:#fff}.chat-input form{align-items:flex-end;gap:8px;display:flex}.chat-input textarea{min-height:44px;max-height:140px}.chat-hint{color:var(--muted);margin-top:6px;font-size:12px}.field+.field{margin-top:14px}.file-row{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:10px;padding:8px 0;font-size:14px;display:flex}.actions{flex-wrap:wrap;gap:10px;display:flex}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14px}th{text-align:left;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);border-bottom:2px solid var(--navy);padding:8px;font-size:12px}td{border-bottom:1px solid var(--line);vertical-align:top;padding:10px 8px}pre.mail{white-space:pre-wrap;background:var(--bg-soft);border-radius:10px;padding:12px;font-family:inherit;font-size:14px}details summary{cursor:pointer;color:var(--navy-2)}.tabs{border-bottom:1px solid var(--line);align-items:center;gap:4px;display:flex}.tab{font:inherit;color:var(--muted);cursor:pointer;background:0 0;border:none;border-bottom:3px solid #0000;padding:10px 12px;font-weight:600}.tab[aria-selected=true]{color:var(--navy);border-bottom-color:var(--orange)}.doc{flex-direction:column;gap:22px;display:flex}.doc-section h2{font-size:17px}.doc-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:6px;display:flex}.doc-label{color:var(--muted);margin-top:8px;font-size:13px}.doc-text{white-space:pre-wrap;margin-top:4px}.doc-list{margin-top:4px;padding-left:20px}.doc-open{background:var(--orange-soft);border-radius:4px;padding:0 4px}.doc-items,.doc-reqs{flex-direction:column;gap:10px;display:flex}.doc-item,.doc-req{border-left:3px solid var(--line);padding-left:12px}.doc-req-head{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.doc-req-id{color:var(--muted);font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px}.pill.prio-must{color:var(--red);background:#fdecea}.pill.prio-should{background:var(--orange-soft);color:#b35400}.pill.prio-could{color:var(--muted);background:#eceef3}.editor{background:var(--bg-soft);border-radius:10px;padding:14px}.editor-item{border:1px solid var(--line);background:#fff;border-radius:10px;flex-direction:column;gap:10px;padding:12px;display:flex}details.card>summary{cursor:pointer;margin-bottom:8px}