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0;font-size:13px;line-height:1.8}.auth-back{color:var(--primary);cursor:pointer;background:0 0;border:0;margin-bottom:22px;padding:0;font-weight:600;display:block}.auth-email-form{text-align:left;gap:16px;margin-top:24px;display:grid}.auth-card>label{text-align:left;margin-bottom:24px}@media(max-width:480px){.auth-login-panel{padding:96px 20px 40px}.auth-brand{margin-bottom:32px}.auth-card{padding:22px 16px}.auth-provider{gap:10px;min-height:48px;padding:10px;font-size:14px}.auth-options{gap:10px}.auth-register{margin-top:26px;font-size:14px}}.auth-mark{color:#fff;background:var(--primary);border-radius:12px;place-items:center;width:44px;height:44px;margin:0 auto 20px;font-size:20px;font-weight:700;display:grid}.auth-eyebrow{color:var(--muted-foreground);letter-spacing:.04em;margin:0 0 12px;font-size:12px}.auth-card h1{color:var(--foreground);letter-spacing:-.015em;margin:0;font-size:24px;font-weight:600}.auth-copy{color:var(--muted-foreground);margin:12px 0 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input::placeholder{color:var(--muted-foreground);font-weight:400}.v3-reset-button{border:0;color:var(--muted-foreground);background:transparent;font-size:20px;cursor:pointer}.v3-copy-block,.v3-rubric{margin-top:20px}.v3-copy-block p{margin:8px 0;color:var(--muted-foreground);font-size:13px;line-height:1.65}.v3-rubric-item{display:flex;gap:12px;margin:12px 0;color:var(--muted-foreground);font-size:13px;line-height:1.55}.v3-rubric-item b{font-size:17px;color:var(--primary)}.v3-rubric-item strong{color:var(--foreground);font-size:14px}.v3-divider{display:flex;align-items:center;gap:13px;margin:24px 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a,.is-collapsed .v3-profile{justify-content:center;padding-right:0;padding-left:0}.is-collapsed .v3-nav a .v3-push,.is-collapsed .v3-profile .v3-push{display:none}@media(max-width:1100px){.v3-fields{gap:12px}}@media(max-width:820px){.v3-sidebar{flex-basis:74px}.v3-brand-name,.v3-nav span,.v3-profile-name{display:none}.v3-brand-row{padding:0 8px;gap:4px}.v3-nav a,.v3-profile{justify-content:center;padding-right:0;padding-left:0}}@media(max-width:560px){.v3-header{padding:0 18px}.v3-header-actions{gap:12px}.v3-header{min-height:76px;padding-block:16px}.v3-fields{grid-template-columns:1fr}}[data-theme=dark] .v3-brand-lockup,[data-theme=dark] .preparation-logo,[data-theme=dark] .auth-brand img{filter:brightness(0) invert(1)}.usage-dialog{width:min(900px,calc(100vw - 32px));max-height:88vh;box-sizing:border-box;border:1px solid var(--border);border-radius:20px;padding:28px;color:var(--foreground);background:var(--card);box-shadow:var(--shadow-soft);font-family:var(--font-sans)}.usage-dialog::backdrop{background:#0006}.usage-header,.usage-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px}.usage-header small{color:var(--muted-foreground);font-weight:600;letter-spacing:.04em}.usage-header h2{margin:6px 0 20px;font-size:20px;font-weight:600}.usage-dialog button,.usage-dialog select{background:var(--card);color:var(--foreground);border:1px solid var(--border);border-radius:10px;padding:8px 12px;cursor:pointer;font:inherit;font-size:13px}.usage-dialog button:disabled{opacity:.5;cursor:wait}.usage-dialog button:focus-visible,.usage-dialog select:focus-visible{outline:3px solid color-mix(in srgb,var(--ring) 45%,transparent);outline-offset:3px}.usage-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}.usage-stats article,.usage-quotas article{background:var(--background);border:1px solid var(--border);border-radius:14px;padding:16px}.usage-stats span,.usage-dialog small{display:block;font-size:12px;line-height:1.7;color:var(--muted-foreground)}.usage-stats strong{display:block;font-size:23px;font-weight:600;margin:8px 0;overflow-wrap:anywhere}.usage-note{font-size:12px;line-height:1.8;color:var(--muted-foreground)}.usage-quotas{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}.usage-dialog h3{margin-top:28px;font-size:16px;font-weight:600}.usage-table-wrap{overflow-x:auto}.usage-dialog table{border-collapse:collapse;width:100%;font-size:13px}.usage-dialog th,.usage-dialog td{text-align:left;padding:12px 8px;border-bottom:1px solid var(--border);vertical-align:top}.usage-dialog td:first-child{overflow-wrap:anywhere;max-width:330px}@media(max-width:640px){.usage-dialog{padding:18px}.usage-stats{grid-template-columns:1fr}.usage-dialog td{min-width:95px}}.v3-app{--a-bg: var(--background);--a-surface: var(--card);--a-ink: var(--foreground);--a-muted: var(--muted-foreground);--a-border: var(--border);--a-primary: var(--primary);--a-danger: var(--destructive);--a-shadow: var(--shadow-soft);--a-control-h: 44px;background:var(--a-bg);font-family:var(--font-sans);letter-spacing:-.006em}.v3-app .v3-content{background:var(--a-bg)}.v3-app .v3-header{background:color-mix(in srgb,var(--a-surface) 82%,transparent);border-color:var(--a-border);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.v3-app .v3-header h1{font-size:17px;font-weight:600;color:var(--a-ink);letter-spacing:-.012em}.v3-app .v3-sidebar{flex-basis:218px;border-color:var(--a-border);background:var(--a-surface)}.v3-app.is-collapsed .v3-sidebar{flex-basis:74px}.v3-app .v3-brand-row{height:88px;flex-basis:88px}.v3-app .v3-nav a{color:var(--a-muted);font-size:13px}.v3-app .v3-nav a[aria-current=page]{color:var(--accent-foreground);background:var(--accent);border-radius:12px}.apple-page{max-width:1360px;margin:0 auto;padding:36px 40px 48px;color:var(--a-ink)}.apple-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,340px);gap:32px;align-items:start}.apple-conversation{display:flex;flex-direction:column;align-items:stretch;gap:20px;min-width:0;padding:40px 36px 32px;border:1px solid var(--a-border);border-radius:20px;background:var(--a-surface);box-shadow:var(--a-shadow)}.apple-pill{align-self:center;display:flex;align-items:center;gap:8px;height:32px;padding:0 16px 0 12px;border-radius:999px;background:#1d1d1feb}.apple-pill-dot{width:7px;height:7px;border-radius:50%;background:var(--a-danger)}.apple-pill-dot-muted{background:#fff5}.apple-pill time,.apple-pill-label{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:13px;font-weight:600;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:0}.apple-session-label{margin:0;font-size:13px;line-height:1.4;color:var(--a-muted);text-align:center}.apple-session-label strong{color:var(--a-ink);font-weight:600}.apple-orb{align-self:center;position:relative;width:152px;height:152px;margin:4px 0}.apple-orb-glow{position:absolute;inset:10%;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--a-primary) 55%,transparent),transparent 70%);filter:blur(20px);opacity:0;transition:opacity .4s ease}.apple-orb.apple-orb-active .apple-orb-glow{opacity:.85;animation:apple-glow 1.6s ease-in-out infinite}@keyframes apple-glow{0%,to{transform:scale(.92)}50%{transform:scale(1.08)}}.apple-orb-ring{position:absolute;inset:0;border-radius:50%;border:1px solid var(--a-border)}.apple-orb.apple-orb-active .apple-orb-ring{border-color:color-mix(in srgb,var(--a-primary) 45%,transparent)}.apple-orb-core{position:absolute;inset:36%;border-radius:50%;background:linear-gradient(180deg,#fff,#f0f1f4);box-shadow:var(--a-shadow),inset 0 1px #fffc;transition:background .3s ease}.apple-orb.apple-orb-active .apple-orb-core{background:linear-gradient(180deg,color-mix(in srgb,var(--a-primary) 92%,white),var(--a-primary))}.apple-orb:not(.apple-orb-active) .apple-orb-core{animation:apple-breathe 2.3s ease-in-out infinite}@keyframes apple-breathe{0%,to{transform:scale(1)}50%{transform:scale(1.045)}}.apple-mini,.apple-caption{min-height:54px;display:flex;align-items:center;justify-content:center}.apple-mini{margin:0;font-size:13px;line-height:1.4;color:var(--a-muted);text-align:center}.apple-caption{max-width:520px;margin:0 auto;color:var(--a-ink);font-size:17px;font-weight:500;line-height:1.6;text-align:center;letter-spacing:-.008em}.apple-controls{display:flex;align-items:center;justify-content:center;gap:20px}.apple-mic,.apple-primary{height:56px;transition:transform .12s ease-out,background .15s ease,color .15s ease,filter .12s ease}.apple-mic{display:grid;width:56px;place-items:center;border:0;border-radius:50%;background:#7878801f;color:var(--a-ink);cursor:pointer}.apple-mic:active{transform:scale(.96)}.apple-mic[aria-pressed=false]{background:var(--a-ink);color:var(--a-surface)}.apple-primary{display:flex;align-items:center;justify-content:center;gap:8px;padding:0 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preparation-enter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.preparation-content,.preparation-spinner,.preparation-orbit:before,.preparation-orbit:after{animation:none}}@media(max-width:560px){.preparation-logo{width:140px;left:24px;top:24px}}.practice-history{max-width:960px;margin:0 auto;padding:40px 28px 80px;color:#252b32}.practice-history h1{font-size:28px;margin-bottom:28px}.practice-history button{border:1px solid #dce3e1;border-radius:999px;padding:9px 18px;background:#fff;color:#28574b;cursor:pointer}.practice-history button:focus-visible{outline:3px solid #9dc7b6;outline-offset:3px}.practice-record-list{display:grid;gap:14px}.practice-record-list article{display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid #e4e8e6;border-radius:20px;background:#fff;padding:22px}.practice-record-list h2{font-size:17px;margin:0 0 8px}.practice-record-list p,.practice-record-list 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