:root{color-scheme:light;--ink:#152b43;--muted:#52657a;--blue:#165bc0;--blue-dark:#10438e;--line:#dce5ef;--bg:#f3f7fc;--soft:#eaf2ff;--red:#a32032;--radius:20px;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:16px;line-height:1.55}
*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.58}a{color:var(--blue);text-underline-offset:3px}a:hover{text-decoration-thickness:2px}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #f0a128;outline-offset:4px}h1,h2,p{margin:0}h1{font-size:clamp(30px,4vw,49px);line-height:1.12;letter-spacing:-.035em;font-weight:750}h2{font-size:21px;line-height:1.3;letter-spacing:-.015em}p+p{margin-top:12px}h2+p{margin-top:10px}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-100px;left:10px;z-index:20;padding:12px;background:#fff}.skip-link:focus{top:10px}.header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{max-width:1160px;min-height:78px;margin:auto;padding:16px 28px;display:flex;align-items:center;gap:20px}.brand{display:flex;align-items:center;gap:9px;font-size:22px;font-weight:750;letter-spacing:-.04em;text-decoration:none;color:var(--ink);margin-right:auto}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--blue);color:white;font-size:23px;letter-spacing:-.07em}.header-link{font-size:14px;white-space:nowrap}.page{max-width:1160px;margin:auto;padding:48px 28px 56px;min-height:70vh}.welcome{display:grid;grid-template-columns:1.06fr 1fr;gap:32px 56px;align-items:start}.intro{padding-top:24px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.065em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}.lead{font-size:18px;color:var(--muted);margin-top:23px;max-width:520px}.steps{padding:0;margin:28px 0 0;list-style:none;display:grid;gap:15px;font-size:15px}.steps li{display:flex;align-items:center;gap:12px}.steps span{border:1px solid #bdd0eb;color:var(--blue);font-size:13px;font-weight:700;border-radius:50%;height:29px;width:29px;display:grid;place-items:center}.card{background:white;border:1px solid var(--line);border-radius:var(--radius)}.upload-card{padding:28px;box-shadow:0 15px 45px #22416b08}.muted{color:var(--muted)}.small{font-size:13px;line-height:1.5}.upload-zone{border:1px dashed #a4bbd8;border-radius:14px;padding:20px 12px;text-align:center;margin:20px 0;background:#fafcff}.upload-zone.dragging{background:var(--soft);border-color:var(--blue)}.upload-symbol{display:block;font-size:28px;line-height:1;font-weight:500;color:var(--blue);margin-bottom:10px}.upload-zone p{margin-top:12px}.button{min-height:46px;border-radius:11px;padding:11px 17px;font-size:14px;font-weight:650;display:inline-flex;justify-content:center;align-items:center;gap:8px;line-height:1.35;border:1px solid transparent;text-decoration:none;text-align:center;transition:background .15s,border-color .15s}.button:hover{text-decoration:none}.button-primary{background:var(--blue);color:white}.button-primary:hover:not(:disabled){background:var(--blue-dark)}.button-outline{background:white;border-color:#b9cbe2;color:var(--blue)}.button-outline:hover:not(:disabled){background:var(--soft)}.button-quiet{background:transparent;color:var(--blue);border-color:var(--line)}.button-small{min-height:40px;padding:8px 12px}.button-wide{width:100%;margin-top:14px}label{display:block;font-size:14px;font-weight:650;margin-bottom:8px}.optional{font-size:12px;font-weight:400;color:var(--muted);margin-left:5px}textarea{display:block;width:100%;min-height:92px;resize:vertical;border:1px solid #b6c5d7;border-radius:11px;padding:12px;color:var(--ink);background:white;line-height:1.5;font-size:15px}textarea::placeholder{color:#65778a}textarea:disabled{background:#f4f7fb}.consent{margin-top:14px}.welcome-note{grid-column:1 / -1;padding:20px 24px;border-left:3px solid #a9c6ef;background:#eaf1fb;border-radius:0 12px 12px 0;font-size:14px}.welcome-note p{color:var(--muted);margin-top:5px}.file-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}.file-list:not(:empty){margin:0 0 16px}.file-list li{display:flex;align-items:center;gap:8px;background:var(--bg);border-radius:10px;padding:5px 7px 5px 12px;font-size:13px;min-width:0}.file-label{min-width:0;overflow-wrap:anywhere;flex:1}.file-size{display:block;font-size:11px;color:var(--muted)}.remove-file{flex:none;border:0;background:transparent;color:var(--muted);min-width:40px;min-height:40px;font-size:23px}.field-error{color:var(--red);font-size:14px;margin-top:10px}.notice{display:flex;align-items:center;gap:16px;justify-content:space-between;border:1px solid #e4b1ba;background:#fff3f3;padding:14px 18px;border-radius:12px;margin-bottom:24px;font-size:14px}.notice p{overflow-wrap:anywhere}.notice button{flex:none}.session-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px}.session-heading #session-title{font-size:32px}.session-heading .eyebrow{margin-bottom:6px}.session-badges{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}.badge,.timer{display:inline-flex;align-items:center;background:#e2edfc;color:#264c7e;border-radius:99px;padding:7px 12px;font-size:12px;font-weight:650;white-space:nowrap}.timer{font-variant-numeric:tabular-nums;font-size:16px;background:#fff;border:1px solid var(--line)}.timer.expired{background:#fff3e3;color:#814a07}.chat-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start}.chat-main{min-width:0}.conversation{padding:24px;min-height:250px}.conversation-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding-bottom:16px}.messages{display:grid;gap:20px;padding-top:22px;min-width:0}.message{min-width:0}.message-header{font-size:12px;font-weight:700;color:var(--muted);margin-bottom:7px;display:flex;gap:12px;align-items:center}.message-header time{font-weight:400;margin-left:auto}.message-body{white-space:pre-wrap;overflow-wrap:anywhere;font-size:15px;line-height:1.7}.message-user{background:var(--soft);padding:15px 17px;border-radius:14px}.message-assistant{padding:0 2px 20px;border-bottom:1px solid #e6edf5}.message:last-child{border-bottom:0;padding-bottom:0}.working{display:flex;align-items:center;gap:12px;margin-top:22px;padding:15px;background:var(--bg);border-radius:11px;font-size:14px;color:var(--muted)}.working-dot{width:9px;height:9px;border-radius:50%;background:var(--blue);flex:none;animation:pulse 1.7s infinite}.answer-error{padding:16px;margin-top:18px;border:1px solid #e4b1ba;border-radius:12px;font-size:14px}.answer-error button{margin-top:12px}.composer{margin-top:24px;border-top:1px solid var(--line);padding-top:22px}.composer-actions{display:flex;justify-content:space-between;gap:12px;margin-top:12px}.composer .small{margin-top:8px}.composer .file-list:not(:empty){margin-top:12px;margin-bottom:10px}.actions{display:grid;gap:16px;position:sticky;top:20px}.action-card{padding:22px}.action-card p{font-size:14px}.action-card .eyebrow{font-size:11px}.action-card label{margin-top:18px}.action-card h2{font-size:20px}.action-card .small{font-size:12px}.action-card fieldset{border:0;padding:0;margin:18px 0 0;min-width:0}.tariffs{display:grid;gap:8px}.tariff{display:flex;gap:10px;align-items:center;margin:0!important;padding:12px;border:1px solid var(--line);border-radius:11px;cursor:pointer;min-height:55px}.tariff:has(input:checked){border-color:var(--blue);background:var(--soft);box-shadow:0 0 0 1px var(--blue)}.tariff input{accent-color:var(--blue);width:18px;height:18px;flex:none;margin:0}.tariff span{font-size:14px}.tariff strong{margin-left:auto;font-size:15px;white-space:nowrap}.safety-note{font-size:12px;color:var(--muted);padding:2px 8px}.safety-note p+p{margin-top:8px}.documents{margin-top:18px;padding:16px 20px}.documents summary{font-size:14px;font-weight:650;cursor:pointer;min-height:30px;padding-top:3px}.documents summary span{color:var(--muted);font-weight:400}.saved-files{padding:0;list-style:none;display:grid;gap:10px;font-size:13px}.saved-files li{overflow-wrap:anywhere}.saved-files a{display:inline-block;min-height:30px}.saved-files .unavailable{color:var(--muted)}.footer{max-width:1160px;padding:24px 28px 36px;margin:auto;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.footer nav{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:10px}.footer a{color:var(--muted)}@keyframes pulse{50%{opacity:.35}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;scroll-behavior:auto!important;transition:none!important}}@media(max-width:950px){.welcome{gap:28px}.page{padding-top:32px}.intro{padding-top:12px}.lead{font-size:16px}.upload-card{padding:22px}.chat-layout{grid-template-columns:minmax(0,1fr) 280px;gap:18px}.conversation{padding:20px}.action-card{padding:18px}.header-inner{min-height:70px}.session-heading #session-title{font-size:29px}}@media(max-width:700px){.header-inner{padding:14px 18px;gap:12px;min-height:66px}.brand{font-size:20px}.brand-mark{width:30px;height:30px;font-size:20px}.header-link{font-size:12px}.header .button{font-size:12px;padding:9px 11px;min-height:40px}.page{padding:27px 16px 36px}.welcome{grid-template-columns:1fr;gap:24px}.intro{padding:0}.intro h1{font-size:35px}.lead{margin-top:16px}.steps{gap:10px;margin-top:20px;font-size:13px}.steps span{width:25px;height:25px;font-size:12px}.upload-card{padding:21px}.welcome-note{padding:16px 18px;font-size:13px}.chat-layout{grid-template-columns:1fr;gap:18px}.actions{position:static}.session-heading{align-items:flex-start;flex-direction:column;gap:14px;margin-bottom:18px}.session-heading #session-title{font-size:28px}.session-heading .eyebrow{font-size:10px}.session-badges{justify-content:flex-start;gap:8px}.badge{padding:6px 10px;font-size:11px}.conversation{padding:18px}.conversation-heading h2{font-size:18px}.message-body{font-size:15px;line-height:1.65}.message-user{padding:12px 14px}.message-header time{font-size:11px}.composer-actions .button{font-size:13px;padding:10px 12px}.composer-actions{gap:8px}.action-card{padding:22px}.tariffs{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.tariff{position:relative;padding:12px 8px;display:flex;flex-direction:column;gap:5px;align-items:center}.tariff input{width:16px;height:16px}.tariff strong{margin-left:0;font-size:17px}.tariff span{font-size:13px}.notice{padding:12px;gap:10px;align-items:flex-start;flex-direction:column}.footer{padding:22px 18px 32px}.safety-note{padding:0 6px}.documents{padding:15px 18px}.action-card .button-wide{margin-top:13px}}@media(max-width:360px){.intro h1{font-size:31px}.header-link{display:none}.tariffs{grid-template-columns:1fr}.tariff{flex-direction:row;padding:12px}.tariff strong{margin-left:auto}.optional{display:block;margin-left:0}}

.welcome-prices{color:#264c7e;background:#e6eefb;padding:12px 14px;border-radius:11px;margin-top:16px;line-height:1.65}.session-heading #session-title{letter-spacing:-.035em;line-height:1.12;font-weight:750}
@media(max-width:700px){
  .intro h1{font-size:31px;line-height:1.13}
  .intro .lead{font-size:15px;line-height:1.5;margin-top:14px}
  .intro .steps{display:none}
  .welcome{gap:20px}
}
/* Fewer steps between the first comment and the complete answer. */
.optional-context{margin-top:14px;border-top:1px solid var(--line);padding-top:4px}
.optional-context summary{font-size:14px;color:var(--blue);min-height:44px;padding:11px 0;cursor:pointer}
.optional-context label{margin-top:10px}
#clarification-panel{margin-top:12px}
#tariffs-panel fieldset{margin-top:12px}
#actions{scroll-margin-top:16px}
.quick-payment{display:none}
h1,h2{text-wrap:balance}
@media(max-width:700px){.quick-payment{position:fixed;z-index:30;bottom:calc(12px + env(safe-area-inset-bottom));left:16px;right:16px;display:flex;align-items:center;justify-content:center;min-height:50px;border-radius:12px;padding:12px 16px;background:var(--blue);color:#fff;text-decoration:none;font-size:15px;font-weight:650;box-shadow:0 6px 24px #152b4330;font-variant-numeric:tabular-nums}.session{padding-bottom:76px}.upload-zone{padding:14px 10px;margin:16px 0}.upload-symbol{display:none}.welcome-prices{font-size:13px;line-height:1.5}.welcome .optional-context{margin-top:0}.upload-card .consent{font-size:12px}}