/* learn-to-drive Parking Studio: a responsive workspace around the real Canvas simulation. */
:root{font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:#15233b;background:#f5f7fb;--lime:#2563eb;--muted:#64748b;--line:#e2e8f0;--panel:#fff;--lavender:#f1efff;--ease:cubic-bezier(.2,.75,.3,1);color-scheme:light;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 95% 0%,#eeebff88,transparent 40%),#f5f7fb}button,a,input,select{-webkit-tap-highlight-color:transparent}button,select{font:inherit}button{min-height:44px;min-width:44px;cursor:pointer;border:1px solid var(--line);color:inherit;background:#fff;border-radius:10px;transition:background 180ms var(--ease),border-color 180ms var(--ease),box-shadow 180ms var(--ease),transform 180ms var(--ease)}button:hover{background:#f8faff;border-color:#cbd5e1}button:active{transform:translateY(1px)}button:focus-visible,a:focus-visible,select:focus-visible,canvas:focus-visible{outline:3px solid #2563eb;outline-offset:4px}a{color:inherit;text-decoration:none;transition:color 180ms var(--ease),background 180ms var(--ease)}.hidden{display:none!important}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:84px;padding:16px clamp(20px,4.4vw,72px);border-bottom:1px solid var(--line);background:#fff}.brand{display:flex;gap:12px;align-items:center;font-size:24px;font-weight:750;letter-spacing:-1px;line-height:1.1;min-height:44px}.brand small{font-size:10px;font-weight:550;letter-spacing:1.7px;color:#64748b;display:block;margin-top:7px}.brand-icon{display:grid;place-items:center;width:44px;height:44px;background:#2563eb;color:#fff;border-radius:13px;font-size:24px;letter-spacing:-2px;box-shadow:0 4px 10px #2563eb1c}.header-links{display:flex;align-items:center;gap:10px;font-size:13px;color:#475569}.header-links a{min-height:44px;display:inline-flex;align-items:center;padding:10px 16px;border-radius:10px}.header-links a:hover{color:#2563eb;background:#eff6ff}.header-links a:last-child{border:1px solid var(--line);background:#f8fafc}
main{max-width:1620px;margin:auto;padding:clamp(26px,3vw,42px) clamp(20px,4.4vw,72px) 40px}.intro{display:flex;justify-content:space-between;gap:28px;align-items:center;margin-bottom:30px}.eyebrow{font-size:10px;letter-spacing:1.65px;color:#2563eb;font-weight:650}.intro h1{font-size:clamp(32px,3.4vw,48px);letter-spacing:-1.9px;font-weight:600;line-height:1.12;margin:13px 0 12px;text-wrap:balance}.intro p{font-size:14px;color:#64748b;line-height:1.75;margin:0;max-width:690px;text-wrap:pretty}.mode-tag{display:flex;gap:8px;align-items:center;white-space:nowrap;font-size:11px;border:1px solid #e5e0fa;border-radius:30px;padding:12px 15px;color:#62548a;background:#f4f1ff}.mode-tag i,.live-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#7c6bd0}.practice-layout{display:grid;grid-template-columns:minmax(0,1fr) 296px;gap:24px;align-items:start}.scene-panel{border:1px solid #dce4ef;border-radius:21px;overflow:hidden;background:#fff;box-shadow:0 14px 40px #15233b07,0 2px 5px #15233b03}.scene-top{padding:16px 18px;display:flex;align-items:center;justify-content:space-between;gap:14px;border-bottom:1px solid var(--line);background:#fff}.exercise-switch{display:flex;gap:4px;padding:4px;background:#f1f5f9;border:1px solid #e9edf4;border-radius:13px}.exercise-switch button{border:1px solid transparent;font-size:12px;font-weight:550;padding:11px 16px;background:transparent;white-space:nowrap;color:#64748b}.exercise-switch button.selected{background:#fff;color:#2563eb;border-color:#dbe5f5;box-shadow:0 2px 7px #15233b08}.difficulty select{min-height:44px;font-size:12px;padding:11px 31px 11px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:#475569;max-width:172px;cursor:pointer}
.canvas-wrap{position:relative;background:#dbe4ef;height:clamp(320px,calc(100dvh - 552px),510px);min-height:320px}#parking-scene{height:100%;width:100%;display:block;position:absolute;inset:0;outline-offset:-4px!important;touch-action:pan-y}.scene-label{position:absolute;bottom:15px;left:16px;display:flex;align-items:center;gap:7px;font-size:8px;letter-spacing:.8px;color:#475569;background:#fffffff2;padding:8px 10px;border:1px solid #e2e8f0;border-radius:7px;pointer-events:none}.scene-label .live-dot{background:#2563eb}.scene-tools{position:absolute;top:14px;right:14px;display:flex;gap:6px}.scene-tools button{font-size:10px;font-weight:550;padding:10px 12px;background:#fffffff5;color:#475569;border-color:#e2e8f0;box-shadow:0 2px 8px #15233b0a}.scene-tools button[aria-pressed=true]{background:#eff6ff;border-color:#93c5fd;color:#2563eb}.scene-tools button:hover{background:#fff;box-shadow:0 4px 14px #15233b12}#feedback{position:absolute;left:50%;bottom:17px;transform:translateX(-50%);background:#15233b;color:#fff;border-radius:10px;padding:12px 17px;font-size:12px;max-width:85%;width:max-content;text-align:center;line-height:1.6;opacity:0;transition:opacity 200ms var(--ease);pointer-events:none;box-shadow:0 5px 20px #15233b22;z-index:2}#feedback.show{opacity:1}#feedback.warn{background:#fff7ed;color:#9a3412;border:1px solid #fed7aa}
.instrument-row{display:grid;grid-template-columns:repeat(5,1fr);padding:18px 14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#f8fafc}.instrument-row>div{text-align:center;border-right:1px solid var(--line)}.instrument-row>div:last-child{border:0}.instrument-row small{display:block;color:#64748b;font-size:9px;letter-spacing:.85px;margin-bottom:8px}.instrument-row strong{font-size:24px;line-height:1;font-weight:550;letter-spacing:-.5px;font-variant-numeric:tabular-nums;color:#15233b}.instrument-row em{font-size:10px;font-weight:400;font-style:normal;color:#64748b;margin-left:4px}.instrument-row>div:nth-child(2) strong{color:#2563eb}.drive-controls{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;gap:15px;background:#fff}.steer-controls{display:flex;align-items:center;gap:8px}.steer{width:48px;height:60px;font-size:25px;background:#f8fafc;color:#334155}.steer:hover{background:#eff6ff;border-color:#bfdbfe}.wheel-indicator{width:48px;display:grid;place-items:center;color:#64748b}.wheel-indicator i{display:block;font-size:43px;line-height:1;font-style:normal}.gear-controls{display:flex;gap:8px}.gear-toggle,.park-button{min-height:60px;padding:10px 12px;display:grid;grid-template-columns:25px 1fr;align-items:center;gap:4px 8px;text-align:left;background:#fff}.gear-toggle b,.park-button b{grid-row:1/3;font-size:25px;color:#2563eb;font-weight:550}.gear-toggle span,.park-button span{font-size:11px;color:#64748b}.gear-toggle kbd,.park-button kbd{font-size:10px;color:#64748b;font-family:inherit}.park-button.selected{background:#eff6ff;border-color:#93c5fd}.pedal-controls{display:flex;gap:9px}.hold{touch-action:none;user-select:none;-webkit-user-select:none}.pedal-controls .hold{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:8px;width:78px;height:68px}.pedal-controls strong{font-size:13px;font-weight:550}.pedal-controls kbd{font-size:10px;font-family:inherit;opacity:.72}.brake{border-color:#fecdd3;background:#fff1f2;color:#be123c}.brake:hover{background:#ffe4e6;border-color:#fda4af}.gas{background:#2563eb;color:#fff;border-color:#2563eb;box-shadow:0 4px 12px #2563eb22}.gas:hover{background:#1d4ed8;border-color:#1d4ed8}.hold.held{box-shadow:inset 0 0 0 3px #15233b24;transform:translateY(2px)}
.coach-panel{padding:25px 24px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 8px 28px #15233b04}.coach-panel h2{font-size:25px;letter-spacing:-.75px;font-weight:600;margin:15px 0 12px;line-height:1.22;text-wrap:balance}.coach-panel>p{font-size:13px;line-height:1.8;color:#64748b;margin-top:0;text-wrap:pretty}.checklist{list-style:none;margin:25px 0;padding:0;display:grid;gap:20px}.checklist li{display:flex;align-items:flex-start;gap:12px;font-size:12px;line-height:1.65;color:#475569;transition:color 200ms var(--ease)}.checklist li>span{display:grid;place-items:center;width:28px;height:28px;flex-shrink:0;border:1px solid #e2e8f0;border-radius:9px;background:#f8fafc;font-size:11px;color:#64748b;transition:background 200ms var(--ease),border-color 200ms var(--ease),color 200ms var(--ease)}.checklist li.done{color:#2563eb}.checklist li.done>span{background:#2563eb;color:#fff;border-color:#2563eb}.coach-tip{display:flex;gap:11px;padding:16px 14px;background:#f3f0ff;border:1px solid #e9e2ff;border-radius:13px}.tip-icon{font-size:25px;color:#7760bb}.coach-tip strong{font-size:12px;font-weight:550;color:#4b4264}.coach-tip p{font-size:12px;line-height:1.7;color:#706684;margin:8px 0 0}.keys{border-top:1px solid var(--line);margin-top:23px;padding-top:20px}.keys>strong{font-size:10px;letter-spacing:1px;font-weight:550;color:#64748b}.keys p{font-size:11px;color:#64748b;line-height:1.8;margin:12px 0 0}.keys kbd{font-family:inherit;font-size:10px;background:#f8fafc;border:1px solid #e2e8f0;border-bottom-width:2px;border-radius:5px;padding:3px 6px;color:#475569;white-space:nowrap}.coach-panel .practice-note{font-size:11px;color:#64748b;line-height:1.75;border-top:1px solid var(--line);padding-top:17px;margin:22px 0 0}.best{margin:20px 0 0!important;font-size:12px!important;color:#2563eb!important}.best:empty{display:none}.primary,.secondary{padding:13px 18px;font-size:13px;min-height:46px;font-weight:550}.primary{background:#2563eb;color:#fff;border-color:#2563eb;box-shadow:0 4px 12px #2563eb20}.primary:hover{background:#1d4ed8;border-color:#1d4ed8}.secondary{background:#fff;color:#334155;border-color:#e2e8f0}.secondary:hover{background:#f8faff;border-color:#bfdbfe}.coach-panel .primary{width:100%;margin-top:18px}
.complete-overlay{position:absolute;inset:0;display:grid;place-items:center;padding:22px;background:#f5f7fbf2;z-index:4}.complete-overlay>div{text-align:center;max-width:430px;animation:result-arrive 280ms var(--ease) both}.success-icon{display:grid;place-items:center;height:44px;width:44px;border-radius:14px;margin:0 auto 15px;background:#2563eb;color:#fff;font-size:24px;box-shadow:0 6px 18px #2563eb20}.complete-overlay h2{font-size:31px;margin:13px 0 9px;letter-spacing:-1px;font-weight:600;color:#15233b;text-wrap:balance}.complete-overlay p{font-size:12px;color:#64748b;line-height:1.6;margin:7px 0}.result-score{display:flex;justify-content:center;gap:11px;align-items:baseline;margin:18px 0 12px}.result-score strong{font-size:50px;font-weight:600;letter-spacing:-2px;color:#2563eb;line-height:1}.result-score span{font-size:11px;color:#64748b}.saved{font-size:11px!important}.result-actions{display:flex;gap:10px;justify-content:center;margin-top:18px}.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}@keyframes result-arrive{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
[dir=rtl] .brand{direction:ltr}[dir=rtl] .scene-top,[dir=rtl] .drive-controls,[dir=rtl] .instrument-row{direction:ltr}[dir=rtl] .gear-toggle,[dir=rtl] .park-button{text-align:right}[dir=rtl] .eyebrow,[dir=rtl] .brand small,[dir=rtl] .instrument-row small{letter-spacing:0}
@media(max-width:1200px){.practice-layout{grid-template-columns:minmax(0,1fr) 270px;gap:20px}.coach-panel{padding:23px 20px}.scene-top{padding:14px}.exercise-switch button{padding:10px 11px;font-size:11px}.difficulty select{font-size:11px;max-width:150px}.drive-controls{padding:18px 16px;gap:10px}.steer-controls{gap:5px}.wheel-indicator{width:34px}.wheel-indicator i{font-size:35px}.gear-toggle,.park-button{padding:9px;gap:4px 6px;grid-template-columns:22px 1fr}.gear-toggle span,.park-button span{font-size:10px}.pedal-controls .hold{width:65px}.scene-tools button{padding:10px;font-size:10px}.intro h1{font-size:40px}.mode-tag{font-size:10px}.scene-label{font-size:7px}}
@media(max-width:950px){.practice-layout{grid-template-columns:1fr}.coach-panel{display:grid;grid-template-columns:1fr 1fr;gap:0 28px;padding:25px}.coach-panel>.eyebrow,.coach-panel>h2,.coach-panel>#coach-copy{grid-column:1}.coach-panel .checklist{grid-column:2;grid-row:1/5;margin-top:0;gap:17px}.coach-tip{grid-column:1}.keys{grid-column:2;margin:0;grid-row:5}.coach-panel .practice-note{grid-column:1/-1}.best{grid-column:1/-1}.coach-panel .primary{grid-column:2;grid-row:4;margin:5px 0 18px}.canvas-wrap{height:auto;aspect-ratio:1.9;min-height:330px}.drive-controls{padding:20px 24px}.wheel-indicator{width:48px}.gear-toggle,.park-button{padding:10px 14px;gap:4px 9px}.pedal-controls .hold{width:80px}.mode-tag{display:none}.scene-label{font-size:8px}.intro{margin-bottom:26px}}
@media(max-width:600px){.topbar{padding:13px 18px;min-height:75px;gap:14px}.brand{font-size:21px;gap:10px}.brand-icon{width:39px;height:39px;font-size:22px;border-radius:12px}.brand small{font-size:8px;letter-spacing:1.4px}.header-links{gap:4px;font-size:11px}.header-links a{padding:10px 12px}.header-links a:first-child{display:none}main{padding:27px 14px 28px}.intro{margin:0 6px 24px}.intro h1{font-size:34px;letter-spacing:-1.35px;margin-top:12px;line-height:1.14}.intro .eyebrow{font-size:9px;letter-spacing:1.3px}.intro p{font-size:13px;line-height:1.75}.scene-panel{border-radius:16px}.scene-top{padding:12px;gap:9px;flex-wrap:wrap}.exercise-switch{flex:1;padding:3px;gap:3px}.exercise-switch button{flex:1;font-size:11px;padding:10px 9px}.difficulty{width:100%}.difficulty select{width:100%;max-width:none;font-size:12px;padding:10px 12px;min-height:44px;background:#f8fafc}.canvas-wrap{aspect-ratio:1.07;height:auto;min-height:325px}.scene-tools{top:10px;left:10px;right:10px;gap:5px;justify-content:flex-end}.scene-tools button{font-size:10px;padding:10px 9px;min-height:44px}.scene-label{left:10px;bottom:10px;font-size:7px;max-width:none;padding:6px 8px;letter-spacing:.4px}#feedback{font-size:11px;padding:10px 12px;max-width:92%;bottom:13px}.instrument-row{padding:15px 7px}.instrument-row small{font-size:7px;letter-spacing:.25px;margin-bottom:8px}.instrument-row strong{font-size:20px}.instrument-row em{font-size:9px;margin-left:2px}.drive-controls{padding:16px 12px;gap:12px;display:grid;grid-template-columns:1fr auto}.steer-controls{gap:7px;justify-content:flex-start}.steer{height:55px;width:48px;font-size:25px}.wheel-indicator{width:30px}.wheel-indicator i{font-size:33px}.gear-controls{gap:7px;justify-content:flex-end}.gear-toggle,.park-button{height:55px;min-height:55px;padding:7px 10px;display:flex;align-items:center;justify-content:center;gap:6px;min-width:48px}.gear-toggle b,.park-button b{font-size:24px}.gear-toggle span,.park-button span{font-size:10px;display:none}.gear-toggle kbd,.park-button kbd{font-size:9px}.pedal-controls{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:10px}.pedal-controls .hold{width:100%;height:58px;flex-direction:row;gap:12px}.pedal-controls strong{font-size:14px}.pedal-controls kbd{font-size:10px}.practice-layout{gap:19px}.coach-panel{padding:24px;display:block;border-radius:16px}.coach-panel>h2{font-size:25px}.coach-panel>p{font-size:13px}.coach-panel .checklist{margin:24px 0;gap:19px}.coach-panel .keys{margin-top:22px}.coach-panel .primary{margin-top:18px}.complete-overlay{padding:17px}.complete-overlay h2{font-size:28px}.complete-overlay .eyebrow{font-size:9px}.result-score strong{font-size:44px}.success-icon{width:37px;height:37px;font-size:21px;margin-bottom:12px}.result-actions{gap:8px}.result-actions button{font-size:12px;padding:11px 14px}.complete-overlay p{font-size:11px}}
@media(max-width:375px){.brand{font-size:19px}.header-links{font-size:10px}.exercise-switch button{font-size:10px;padding:10px 7px}.scene-tools button{font-size:9px;padding:9px}.scene-label{font-size:6px}.instrument-row small{font-size:6px}.wheel-indicator{width:27px}.gear-toggle,.park-button{padding:7px 8px}.coach-panel{padding:21px}}
@media(orientation:landscape) and (max-height:550px){.topbar{min-height:68px;padding-top:10px;padding-bottom:10px}main{padding-top:23px}.intro{margin-bottom:23px}.intro h1{font-size:32px}.intro p{font-size:13px}.canvas-wrap{height:330px;min-height:330px;aspect-ratio:auto}.drive-controls{display:flex;gap:12px;padding:16px 20px}.pedal-controls{display:flex}.pedal-controls .hold{height:60px;width:75px;flex-direction:column;gap:5px}.gear-controls{gap:7px}.steer{height:55px}.scene-top{flex-wrap:nowrap}.difficulty{width:auto}.difficulty select{max-width:165px}.keys{display:none}}
@media(pointer:coarse){.keys{display:none}.pedal-controls kbd,.gear-controls kbd{display:none}.gear-toggle,.park-button{min-width:48px}.drive-controls button{min-height:48px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}