/* Оформление в стиле fsg.ru: белый фон, Montserrat для заголовков, Inter для текста, оранжевый акцент. */
:root{
  --bg:#ffffff;--surface:#ffffff;--gray:#f5f5f5;--line:#ebebeb;--line-strong:#d6d6d6;
  --text:#242424;--muted:#707070;--faint:#a3a3a3;
  --orange:#ff8f00;--orange-grad:linear-gradient(180deg,#ff9900,#f48200);--orange-tint:#fff4e6;--orange-tint-2:#ffe6c6;--orange-text:#e67e00;
  --blue:#1976d2;--blue-tint:#edf4fc;--blue-tint-2:#dfecf8;
  --red:#e64a19;--red-tint:#fdf1ed;--green:#2e9d5b;
  --shadow:0 8px 24px rgba(0,0,0,.06);
  color-scheme:light;
}
:root[data-theme=dark]{
  --bg:#121214;--surface:#1b1b1e;--gray:#222226;--line:#2d2d31;--line-strong:#3a3a3f;
  --text:#f2f2f2;--muted:#a3a3a3;--faint:#707070;
  --orange-tint:rgba(255,143,0,.13);--orange-tint-2:rgba(255,143,0,.22);--orange-text:#ffa733;
  --blue:#4a9bef;--blue-tint:rgba(25,118,210,.16);--blue-tint-2:rgba(25,118,210,.26);
  --red:#ff7650;--red-tint:rgba(230,74,25,.16);--green:#4cc47f;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  color-scheme:dark;
}
*{box-sizing:border-box}[hidden]{display:none!important}
html,body{background:var(--bg)}
body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;font-size:16px;line-height:1.5;color:var(--text);transition:background-color .3s,color .3s}
button,textarea,input{font:inherit;color:inherit}
button{cursor:pointer;-webkit-tap-highlight-color:transparent}
button:disabled{opacity:.45;cursor:not-allowed}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
svg{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.container{max-width:1104px;margin:0 auto;padding:0 16px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* Шапка */
.site-header{border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:5}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}
.brand-tile{width:48px;height:48px;border-radius:12px;background:var(--orange-grad);display:grid;place-items:center;color:#fff;flex-shrink:0}
.brand-tile svg{width:30px;height:30px;stroke-width:1.7}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text small{font-size:10px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);font-weight:600}
.brand-text b{font-size:17px;font-weight:600}
.header-nav{display:flex;align-items:center;gap:12px}
.nav-label{font-weight:600;font-size:15px;margin-right:12px}
.theme-toggle{display:flex;align-items:center;gap:7px;border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:9px 12px;font-size:14px}
.theme-toggle svg{width:18px;height:18px}
:root[data-theme=light] .i-moon,:root[data-theme=dark] .i-sun{display:none}
.tint-button{border:0;border-radius:8px;background:var(--orange-tint);color:var(--orange-text);padding:10px 16px;font-size:14px;font-weight:500}
.tint-button:hover:not(:disabled){background:var(--orange-tint-2)}

/* Первый экран */
.hero{position:relative;padding:34px 0 0}
h1,h2,h3{font-family:Montserrat,Inter,sans-serif;font-weight:700;margin:0;letter-spacing:-.2px}
h1{font-size:44px;line-height:1.15}
.lead{max-width:760px;color:var(--muted);font-size:17px;margin:14px 0 0}
#wave{display:block;width:100%;height:64px;margin-top:10px}

/* Панель звонка */
.card-gray{background:var(--gray);border-radius:12px}
.control-deck{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:14px 16px}
.deck-main,.deck-side{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.segmented{display:inline-flex;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:3px;gap:2px}
.segmented button{border:0;background:transparent;border-radius:8px;padding:8px 16px;font-size:14px;font-weight:500;color:var(--muted)}
.segmented button[aria-pressed=true]{background:var(--orange-tint);color:var(--orange-text)}
.segmented.small button{padding:6px 11px;font-size:13px}
.call-button{display:flex;align-items:center;gap:8px;border:0;border-radius:8px;padding:11px 22px;font-weight:600;font-size:15px;color:#fff}
.call-button svg{width:19px;height:19px;stroke-width:2}
.call-start{background:var(--orange-grad);box-shadow:0 6px 16px rgba(255,143,0,.28)}
.call-start:hover:not(:disabled){filter:brightness(1.05)}
.call-end{background:var(--red)}
.call-end svg{transform:rotate(135deg)}
.session{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.session i{width:8px;height:8px;border-radius:50%;background:var(--faint)}
.session i.active{background:var(--green);box-shadow:0 0 0 4px color-mix(in srgb,var(--green) 22%,transparent)}
.session time{font-variant-numeric:tabular-nums;color:var(--text);font-weight:500}
.barge{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.ghost-button{border:1px solid var(--line-strong);background:var(--surface);border-radius:8px;padding:8px 14px;font-size:14px;font-weight:500}
.ghost-button:hover:not(:disabled){border-color:var(--orange);color:var(--orange-text)}
#prompterToggle[aria-expanded=true]{background:var(--blue-tint);border-color:transparent;color:var(--blue)}
.notice{min-height:22px;font-size:14px;color:var(--muted);margin:10px 2px}
.notice.error{color:var(--red)}

/* Рабочая область */
.workspace{display:grid;grid-template-columns:1fr;gap:16px}
.workspace.prompter-open{grid-template-columns:minmax(0,1.35fr) minmax(320px,1fr)}
.workspace:not(.prompter-open) .prompter-panel{display:none}
.workspace.prompter-open .prompter-panel{display:flex}
.panel{position:relative;display:flex;flex-direction:column;height:560px;min-height:240px;background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line)}
.prompter-panel .panel-head{background:var(--blue-tint)}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.4px;text-transform:uppercase;color:var(--muted)}
.panel-head h2{font-size:22px;margin-top:2px}
.badge{font-size:13px;color:var(--orange-text);background:var(--orange-tint);border-radius:8px;padding:6px 10px;white-space:nowrap}
.log{flex:1;min-height:0;overflow:auto;padding:18px 20px;scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}
.empty{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--muted)}
.empty-icon{width:60px;height:60px;border-radius:12px;background:var(--orange-tint);color:var(--orange);display:grid;place-items:center;margin-bottom:12px}
.empty-icon.blue{background:var(--blue-tint);color:var(--blue)}
.empty-icon svg{width:28px;height:28px}
.empty h3{font-size:18px;color:var(--text);margin-bottom:6px}
.empty p{font-size:14px;margin:0;line-height:1.6}
.bubble{max-width:86%;margin-bottom:14px;padding:12px 16px;border-radius:12px 12px 12px 4px;background:var(--gray);animation:arrive .25s ease-out;overflow-wrap:anywhere}
.bubble.operator{margin-left:auto;border-radius:12px 12px 4px 12px;background:var(--orange-tint)}
.bubble.system{margin:4px auto 14px;max-width:100%;text-align:center;background:var(--blue-tint);border-radius:8px;padding:8px 14px}
.bubble.system .meta{justify-content:center}
.bubble.interrupted p{color:var(--muted)}
.interrupt-tag{color:var(--red);font-weight:600}
.bubble .meta{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted);margin-bottom:4px}
.bubble .meta span:first-child{font-weight:600}
.bubble p{margin:0;font-size:15px;line-height:1.6;white-space:pre-wrap}
.prompter-panel .bubble{max-width:100%;background:var(--blue-tint)}
.prompter-panel .bubble.question{background:var(--gray)}
.advice-audio{display:inline-flex;align-items:center;gap:6px;margin-top:10px;padding:6px 12px;border:1px solid var(--blue-tint-2);border-radius:999px;background:var(--surface,transparent);color:var(--blue);font:500 13px/1 Inter,sans-serif;cursor:pointer}
.advice-audio svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.advice-audio:hover:not(:disabled){background:var(--blue-tint-2)}
.advice-audio:disabled{opacity:.7;cursor:default}
.voice-controls{display:flex;align-items:center;gap:14px;padding:10px 20px;border-top:1px solid var(--line)}
.mic{width:48px;height:48px;border-radius:50%;border:0;background:var(--orange-tint);color:var(--orange-text);display:grid;place-items:center;flex-shrink:0}
.mic svg{width:22px;height:22px}
.mic.listening{background:var(--orange-grad);color:#fff;animation:pulse 1.6s infinite}
.voice-text{flex:1;min-width:0}
.voice-text p{margin:0;font-size:14px;color:var(--muted)}
.asr-partial{display:block;font-size:14px;color:var(--text);font-style:italic}
.asr-partial:empty,#asrTiming:empty{display:none}
#asrTiming{display:block;font-size:12px;color:var(--faint)}
.link-button{border:0;background:transparent;color:var(--orange-text);font-size:14px;font-weight:500;padding:6px 4px}
.link-button:hover:not(:disabled){text-decoration:underline}
.composer{display:flex;align-items:center;gap:10px;margin:10px 20px 0;padding:6px 6px 6px 14px;border:1px solid var(--line-strong);border-radius:10px;background:var(--surface)}
.composer:focus-within{border-color:var(--orange)}
.composer textarea{flex:1;border:0;background:transparent;resize:none;outline:none;padding:6px 0;line-height:1.5;min-width:0}
.composer textarea::placeholder{color:var(--faint)}
.send{width:38px;height:38px;border:0;border-radius:8px;background:var(--orange-grad);color:#fff;display:grid;place-items:center;flex-shrink:0}
.send svg{width:18px;height:18px;stroke-width:2.2}
.panel-note{font-size:12px;color:var(--faint);padding:8px 20px 14px}
.hint-settings{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;padding:12px 20px 0}
.ask-toggle{margin:8px 20px 0;border:1px dashed var(--line-strong);background:transparent;border-radius:10px;padding:10px 14px;text-align:left;font-size:14px;color:var(--muted)}
.switch{position:relative;width:44px;height:26px;flex-shrink:0;cursor:pointer}
.switch input{position:absolute;inset:0;opacity:0;margin:0;cursor:pointer}
.switch span{position:absolute;inset:0;border-radius:13px;background:var(--line-strong);transition:background .2s;pointer-events:none}
.switch span:after{content:'';position:absolute;left:3px;top:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:transform .2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.switch input:checked+span{background:var(--blue)}
.switch input:checked+span:after{transform:translateX(18px)}
.switch input:disabled+span{opacity:.5}
.resize-handle{position:absolute;left:50%;bottom:3px;transform:translateX(-50%);width:44px;height:6px;border:0;border-radius:3px;background:var(--line-strong);padding:0;cursor:ns-resize;touch-action:none}
footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:22px 2px 28px;font-size:13px;color:var(--muted)}
.footer-logo{height:26px;width:auto}
:root[data-theme=light] .footer-logo{filter:invert(1) hue-rotate(180deg)}
@keyframes arrive{from{opacity:0;transform:translateY(6px)}}
@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(255,143,0,.18)}}
@media(max-width:900px){
  .workspace.prompter-open{grid-template-columns:1fr}
  .nav-label{display:none}
}
@media(max-width:600px){
  h1{font-size:30px}.lead{font-size:15px}.hero{padding-top:22px}
  .header-row{padding-top:10px;padding-bottom:10px}
  .brand-tile{width:40px;height:40px}.theme-toggle span{display:none}.tint-button{padding:9px 12px;font-size:13px}
  .control-deck{padding:12px}.deck-main,.deck-side{width:100%;justify-content:space-between;gap:10px}
  .barge{width:100%;justify-content:space-between}
  .call-button{padding:10px 16px}
  .panel{height:480px}.panel-head{padding:12px 14px}.panel-head h2{font-size:19px}
  .log{padding:14px}.bubble{max-width:94%}.composer{margin:8px 12px 0}.voice-controls{padding:8px 12px;flex-wrap:wrap}
  footer{flex-direction:column;align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}