:root{color-scheme:light;--paper:#fffaf3;--surface:#ffffff;--ink:#282018;--muted:#71675d;--line:#eadfce;--warm:#e8753d;--warm-strong:#c94f25;--mint:#7bbda1;--sky:#85a9c8;--shadow:0 24px 70px rgb(80 52 27/14%)}*{box-sizing:border-box}body,html{margin:0;min-height:100%}body{background:linear-gradient(160deg,rgb(255 250 243/96%),rgb(246 238 226/96%));color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button{font:inherit}.language-switcher{background:rgb(255 255 255/86%);border:1px solid var(--line);border-radius:999px;display:inline-flex;gap:2px;justify-self:end;padding:3px}.language-switcher button{background:transparent;border:0;border-radius:999px;color:var(--ink);cursor:pointer;font:inherit;font-size:.9rem;font-weight:800;min-height:32px;padding:0 12px}.language-switcher button.active{background:var(--ink);color:#fff}.language-switcher button:focus-visible{outline:3px solid rgb(133 169 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span{background:#f4eadc;border:1px solid #ead8c1;border-radius:999px;color:var(--ink);font-weight:800;padding:9px 13px}.captured-preferences{background:rgb(255 255 255/76%);border:1px solid var(--line);border-radius:8px;display:grid;grid-gap:14px;gap:14px;margin-top:24px;padding:18px}.captured-preferences h2{font-size:1.08rem;margin:0}.captured-preferences>div{display:grid;grid-gap:10px;gap:10px;grid-template-columns:repeat(3,minmax(0,1fr))}.captured-preferences article{border-top:1px solid var(--line);display:grid;grid-gap:5px;gap:5px;padding-top:10px}.captured-preferences span{color:var(--warm-strong);font-size:.78rem;font-weight:800;text-transform:uppercase}.captured-preferences strong{color:var(--ink);font-size:.98rem;line-height:1.35}.practice-session-frame{display:grid;grid-template-rows:auto minmax(0,1fr);height:calc(100svh - 14px);min-height:680px;position:relative}.session-avatar-layer{display:grid;grid-gap:10px;gap:10px;padding:0 0 12px}.session-utility-bar{align-items:center;display:flex;gap:10px;justify-content:space-between;min-height:42px;position:relative;z-index:4}.voice-mode-menu{position:relative}.voice-mode-trigger{align-items:center;background:rgb(255 255 255/76%);border:1px solid rgb(234 223 206/82%);border-radius:999px;color:rgb(40 32 24/72%);cursor:pointer;display:inline-flex;font-size:.78rem;font-weight:900;justify-content:center;min-height:34px;min-width:54px;padding:0 12px}.floating-voice-control:focus-visible,.new-reply-jump:focus-visible,.session-actions button:focus-visible,.turn-replay:focus-visible,.voice-mode-popover button:focus-visible,.voice-mode-trigger:focus-visible{outline:3px solid rgb(133 169 200/34%);outline-offset:3px}.voice-mode-popover{background:rgb(255 255 255/94%);border:1px solid var(--line);border-radius:8px;box-shadow:0 18px 46px rgb(80 52 27/16%);display:grid;grid-gap:6px;gap:6px;min-width:210px;padding:8px;position:absolute;right:0;top:calc(100% + 8px);z-index:10}.voice-mode-popover button{background:transparent;border:0;border-radius:8px;color:var(--ink);cursor:pointer;font-weight:850;min-height:42px;padding:0 12px;text-align:left}.voice-mode-popover button.active{background:#fff4e6;color:var(--warm-strong)}.session-avatar-presence{display:grid;justify-items:center;min-height:154px;pointer-events:none}.session-avatar-orbit{align-items:center;aspect-ratio:1;background:radial-gradient(circle at 50% 50%,rgb(255 247 232/86%) 0 44%,transparent 45%),linear-gradient(145deg,#fff4e2,#ffffff);border:1px solid var(--line);border-radius:28px;box-shadow:0 18px 46px rgb(80 52 27/12%);display:grid;justify-items:center;position:relative;width:min(154px,42vw)}.session-avatar-orbit:before{border:1px solid rgb(232 117 61/22%);border-radius:999px;content:"";inset:12px;opacity:0;position:absolute;transform:scale(.94)}.session-avatar-core{background:radial-gradient(circle at 36% 38%,#5a4133 0 3%,transparent 4%),radial-gradient(circle at 64% 38%,#5a4133 0 3%,transparent 4%),radial-gradient(circle at 50% 30%,#f4bf7e 0 18%,transparent 19%),linear-gradient(180deg,#e8753d 0 48%,#9ec7b4 49% 100%);border:8px solid #fff;border-radius:50%;box-shadow:0 14px 30px rgb(96 61 33/16%);display:block;height:112px;position:relative;width:112px}.avatar-mouth{background:#fff7e8;border-radius:999px;bottom:28px;display:block;height:7px;left:50%;position:absolute;transform:translateX(-50%);width:34px}.session-shell-idle .session-avatar-core,.session-shell-thinking .session-avatar-core{animation:avatar-breathe 3.8s ease-in-out infinite}.session-shell-listening .session-avatar-orbit:before{animation:avatar-listen-pulse 1.8s ease-out infinite;opacity:1}.session-shell-partner_speaking .session-avatar-core{animation:avatar-partner-float 1.15s ease-in-out infinite}.session-shell-partner_speaking .avatar-mouth{animation:avatar-mouth-talk .38s ease-in-out infinite}.session-shell-thinking .session-avatar-orbit:after{background:linear-gradient(90deg,transparent,rgb(255 255 255/72%),transparent);border-radius:28px;content:"";inset:0;opacity:.62;position:absolute;transform:translateX(-100%);animation:avatar-shimmer 2.4s ease-in-out infinite}.conversation-canvas{background:rgb(255 255 255/58%);border:1px solid rgb(234 223 206/82%);border-radius:8px 8px 0 0;box-shadow:0 24px 70px rgb(80 52 27/10%);display:grid;grid-template-rows:auto minmax(0,1fr);min-height:0;overflow:hidden;position:relative}.canvas-toolbar{align-items:center;border-bottom:1px solid rgb(234 223 206/74%);display:flex;gap:16px;justify-content:space-between;min-height:74px;padding:14px 18px 12px}.canvas-toolbar h1{font-size:1.34rem;line-height:1;margin:0}.canvas-toolbar .eyebrow{margin-bottom:5px}.session-actions{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.session-actions button{background:rgb(255 255 255/78%);border:1px solid var(--line);border-radius:999px;color:var(--muted);cursor:pointer;font-size:.88rem;font-weight:850;min-height:38px;padding:0 13px}.timeline-list{align-content:start;display:grid;grid-gap:14px;gap:14px;margin:0;min-height:0;overflow-y:auto;padding:18px 18px var(--floating-voice-clearance);scroll-behavior:smooth}.turn{border-radius:8px;line-height:1.45;max-width:min(72%,660px);padding:14px 16px 12px}.turn p{color:var(--warm-strong);font-size:.78rem;font-weight:900;margin:0 0 5px}.turn span{color:var(--ink);overflow-wrap:anywhere}.turn-replay{align-items:center;background:rgb(255 255 255/84%);border:1px solid var(--line);border-radius:999px;color:var(--warm-strong);cursor:pointer;display:flex;font-size:.9rem;font-weight:900;height:34px;justify-content:center;margin-left:auto;margin-top:10px;padding:0;width:34px}.turn-replay.active,.turn-replay:hover{background:#f7efe3;border-color:rgb(232 117 61/34%);color:var(--warm)}.turn-replay.active{box-shadow:0 0 0 5px rgb(232 117 61/10%)}.replay-glyph{display:block;height:16px;position:relative;width:16px}.replay-glyph:before{border:2px solid;border-left:2px solid transparent;border-radius:999px;content:"";inset:2px;position:absolute;transform:rotate(-34deg)}.replay-glyph:after{border-bottom:4px solid transparent;border-left:6px solid;border-top:4px solid transparent;content:"";position:absolute;right:0;top:0;transform:rotate(-22deg)}.turn.partner{background:#fff;border:1px solid var(--line);box-shadow:0 10px 28px rgb(80 52 27/7%)}.turn.learner{background:#f4eadc;border:1px solid rgb(214 196 170/66%);justify-self:end}.new-reply-jump{align-items:center;background:rgb(40 32 24/86%);border:0;border-radius:999px;bottom:calc(var(--floating-voice-clearance) - 34px);box-shadow:0 12px 30px rgb(40 32 24/18%);color:#fff;cursor:pointer;display:inline-flex;gap:6px;font-size:.86rem;font-weight:850;justify-self:center;min-height:34px;padding:0 13px;position:absolute}.down-glyph{border-bottom:2px solid;border-right:2px solid;display:block;height:7px;transform:rotate(45deg) translateY(-1px);width:7px}.floating-voice-layer{align-items:center;bottom:18px;display:grid;grid-gap:8px;gap:8px;justify-items:center;left:50%;pointer-events:none;position:fixed;transform:translateX(-50%);width:min(92vw,520px);z-index:12}.voice-hint{background:rgb(255 255 255/86%);border:1px solid rgb(234 223 206/76%);border-radius:999px;color:rgb(40 32 24/76%);font-size:.86rem;font-weight:750;line-height:1.25;margin:0;max-width:min(88vw,460px);min-height:30px;padding:7px 12px;text-align:center}.floating-voice-control{align-items:center;border:1px solid rgb(255 255 255/72%);box-shadow:0 22px 54px rgb(40 32 24/22%);color:#fff;cursor:pointer;display:inline-flex;font-weight:900;gap:11px;justify-content:center;min-height:62px;pointer-events:auto;transition:background .18s ease,box-shadow .18s ease,transform .18s ease,width .18s ease}.floating-voice-control.ptt{background:linear-gradient(145deg,#e8753d,#c94f25);border-radius:999px;padding:0 22px;width:190px}.floating-voice-control.free{background:linear-gradient(145deg,#2f2923,#5f493a);border-radius:999px;padding:0 24px;width:min(420px,86vw)}.floating-voice-control:hover{transform:translateY(-1px)}.floating-voice-control:disabled{cursor:wait;opacity:.72}.floating-voice-control.speaking{box-shadow:0 22px 54px rgb(232 117 61/30%),0 0 0 8px rgb(232 117 61/12%)}.floating-voice-control.partner_speaking .voice-wave span,.floating-voice-control.thinking .voice-wave span{animation:voice-soft-loading .9s ease-in-out infinite}.voice-wave{align-items:center;display:inline-flex;gap:4px;height:28px;justify-content:center;min-width:42px}.voice-wave span{background:currentcolor;border-radius:999px;display:block;height:22px;opacity:.86;transform-origin:center;transition:transform .12s ease;width:4px}.floating-voice-control.idle.free .voice-wave span{animation:voice-idle-listen 1.6s ease-in-out infinite}.voice-control-label{display:inline-block;font-size:.96rem;max-width:150px;overflow-wrap:anywhere;text-align:left}.feedback-panel{background:#fff8ee;border:1px solid var(--line);border-radius:8px;display:grid;grid-gap:14px;gap:14px;margin:18px 0 var(--floating-voice-clearance);padding:20px}.feedback-panel h2{font-size:1.12rem;margin:0}.feedback-panel p{color:var(--muted);line-height:1.5;margin:0}@keyframes avatar-breathe{0%,to{transform:scale(1)}50%{transform:scale(1.025)}}@keyframes avatar-listen-pulse{0%{opacity:.42;transform:scale(.92)}70%{opacity:.06;transform:scale(1.16)}to{opacity:0;transform:scale(1.18)}}@keyframes avatar-partner-float{0%,to{transform:translateY(0)}50%{transform:translateY(-3px)}}@keyframes avatar-mouth-talk{0%,to{height:6px;width:30px}50%{height:12px;width:24px}}@keyframes avatar-shimmer{0%{transform:translateX(-110%)}52%,to{transform:translateX(110%)}}@keyframes 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auto;max-width:1180px;min-height:100vh;padding:36px 22px}.history-header{align-items:flex-end;border-bottom:1px solid var(--line);display:grid;grid-gap:18px;gap:18px;grid-template-columns:minmax(0,1fr) minmax(220px,auto);padding-bottom:22px}.history-header h1{font-size:clamp(2.2rem,5vw,4.2rem)}.history-layout{align-items:start;display:grid;grid-gap:22px;gap:22px;grid-template-columns:minmax(260px,340px) minmax(0,1fr)}.history-detail,.history-list{display:grid;grid-gap:14px;gap:14px}.history-session-card{align-items:center;background:rgb(255 255 255/84%);border:1px solid var(--line);border-radius:8px;display:grid;grid-gap:12px;gap:12px;grid-template-columns:minmax(0,1fr) auto;padding:14px}.history-session-card p{color:var(--warm-strong);font-size:.78rem;font-weight:900;margin:0 0 5px;text-transform:uppercase}.history-session-card strong{display:block;line-height:1.2;overflow-wrap:anywhere}.history-empty,.history-session-card span,.suggestion-list,.timeline-heading span{color:var(--muted);line-height:1.45}.history-session-card button{background:var(--ink);border:0;border-radius:8px;color:#fff;cursor:pointer;font-weight:800;min-height:42px;padding:0 12px}.history-empty{margin:0;padding:16px}.history-empty,.timeline-panel.compact{background:rgb(255 255 255/72%);border:1px solid var(--line);border-radius:8px}.timeline-panel.compact{padding:18px}.suggestion-list{margin:0;padding-left:20px}.materials-shell{display:grid;grid-gap:24px;gap:24px;margin:0 auto;max-width:1140px;min-height:100vh;padding:36px 22px}.materials-header{align-items:flex-end;border-bottom:1px solid var(--line);display:grid;grid-gap:18px;gap:18px;grid-template-columns:minmax(0,1fr) minmax(220px,auto);padding-bottom:22px}.materials-header h1{font-size:clamp(2.2rem,5vw,4.2rem)}.materials-layout{align-items:start;display:grid;grid-gap:22px;gap:22px;grid-template-columns:minmax(300px,400px) minmax(0,1fr)}.materials-form,.materials-list{display:grid;grid-gap:14px;gap:14px}.materials-form{background:rgb(255 255 255/86%);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:18px}.materials-form label{display:grid;grid-gap:8px;gap:8px}.materials-form label span{color:var(--warm-strong);font-size:.78rem;font-weight:800;text-transform:uppercase}.materials-form input,.materials-form select,.materials-form textarea{background:#fffaf3;border:1px solid var(--line);border-radius:8px;color:var(--ink);font:inherit;min-height:46px;padding:0 12px}.materials-form textarea{line-height:1.5;min-height:180px;padding:12px;resize:vertical}.materials-form input:focus,.materials-form select:focus,.materials-form textarea:focus{border-color:var(--sky);outline:3px solid rgb(133 169 200/28%)}.material-card{background:rgb(255 255 255/82%);border:1px solid var(--line);border-radius:8px;display:grid;grid-gap:8px;gap:8px;padding:16px}.material-card p{color:var(--warm-strong);font-size:.78rem;font-weight:900;margin:0;text-transform:uppercase}.material-card strong{font-size:1.1rem}.material-card span{color:var(--muted);line-height:1.45;white-space:pre-wrap}@media (max-width:760px){.admin-header{align-items:flex-start;flex-direction:column}.admin-form-pair,.admin-section-heading{align-items:stretch;display:grid;grid-template-columns:1fr}.admin-row{align-items:start;padding:14px 16px}.admin-provider-row,.admin-row{grid-template-columns:1fr}.admin-bootstrap-form,.admin-provider-form,.admin-saved-provider{align-items:stretch;grid-template-columns:1fr}.login-panel,.onboarding-stage{grid-template-columns:1fr}.login-panel>*{min-width:0;width:100%}.onboarding-avatar{max-width:240px}.captured-preferences>div{grid-template-columns:1fr}.canvas-toolbar{align-items:flex-start;flex-direction:column}.session-shell{--floating-voice-clearance:224px;padding:10px 10px 0}.practice-session-frame{height:calc(100svh - 10px);min-height:620px}.session-avatar-presence{min-height:130px}.session-avatar-orbit{width:132px}.session-avatar-core{height:98px;width:98px}.conversation-canvas{border-radius:8px 8px 0 0}.timeline-list{padding:14px 12px var(--floating-voice-clearance)}.session-actions{justify-content:flex-start}.floating-voice-layer{bottom:12px}.floating-voice-control.ptt{width:min(220px,82vw)}.history-header,.history-layout,.materials-header,.materials-layout{grid-template-columns:1fr}.turn{max-width:100%}}