:root{font-family:Avenir Next,Avenir,Segoe UI,system-ui,-apple-system,sans-serif;color:#191b23;background:#f4f6fa;font-synthesis:none;text-rendering:optimizeLegibility;--ink: #191b23;--muted: #697080;--soft: #8d94a3;--line: #dfe3eb;--canvas: #f4f6fa;--panel: #ffffff;--violet: #5964e8;--violet-dark: #434dbc;--violet-pale: #eef0ff;--green: #228765;--green-pale: #e8f7f0;--red: #c64a50;--red-pale: #fff0f0;--amber: #a76818;--amber-pale: #fff7e8;--shadow: 0 22px 60px rgba(32, 38, 62, .1)}*{box-sizing:border-box}html{min-width:320px;min-height:100%;background:var(--canvas)}body{margin:0;min-width:320px;min-height:100vh}button,input,summary{font:inherit}button,summary{-webkit-tap-highlight-color:transparent}button{color:inherit}button:focus-visible,summary:focus-visible{outline:3px solid rgba(89,100,232,.35);outline-offset:3px}.app{min-height:100vh;display:flex;flex-direction:column}.app-header{width:min(1220px,calc(100% - 48px));height:80px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center;gap:11px;font-family:ui-rounded,SF Pro Rounded,Avenir Next,sans-serif;font-size:18px;font-weight:800;letter-spacing:-.04em}.brand-mark{width:26px;height:26px;display:grid;grid-template-columns:repeat(2,1fr);gap:2px;padding:3px;border-radius:7px;background:var(--ink);transform:rotate(-5deg)}.brand-mark i{display:block;border-radius:2px;background:#fff}.brand-mark i:nth-child(1){background:#fa624c}.brand-mark i:nth-child(2){background:#ffd840}.brand-mark i:nth-child(3){background:#41b987}.brand-mark i:nth-child(4){background:#6774f2}.logo-button{padding:0;border:0;background:transparent;cursor:pointer}.privacy-pill{display:inline-flex;align-items:center;gap:7px;padding:8px 12px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:#ffffffa3;font-size:12px;font-weight:650}.button{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 20px;border:1px solid transparent;border-radius:13px;font-weight:720;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,background .16s ease}.button:not(:disabled):hover{transform:translateY(-1px)}.button:disabled{opacity:.46;cursor:not-allowed}.button--primary{color:#fff;background:var(--violet);box-shadow:0 8px 22px #5964e838}.button--primary:not(:disabled):hover{background:var(--violet-dark);box-shadow:0 12px 28px #5964e84d}.button--light{border-color:#fff3;color:#fff;background:#ffffff1f}.button--ghost{color:var(--ink);background:transparent}.button--large{min-height:54px;padding:0 25px;border-radius:15px;font-size:15px}.eyebrow{display:inline-flex;align-items:center;gap:7px;color:var(--muted);font-size:11px;line-height:1;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.eyebrow--accent{color:var(--violet)}.home{width:min(1220px,calc(100% - 48px));margin:auto;padding:52px 0 80px}.hero{min-height:540px;display:grid;grid-template-columns:minmax(0,1.03fr) minmax(390px,.97fr);align-items:center;gap:70px}.hero-copy{position:relative;z-index:1}.hero h1,.screen-heading h1,.move-card h1,.thinking-screen h1,.done-screen h1{font-family:ui-rounded,SF Pro Rounded,Avenir Next,sans-serif;letter-spacing:-.055em}.hero h1{max-width:760px;margin:22px 0 21px;font-size:clamp(50px,5.6vw,78px);line-height:.98;font-weight:800}.hero h1 em{color:var(--violet);font-style:normal}.hero-lede{max-width:590px;margin:0;color:var(--muted);font-size:18px;line-height:1.65}.hero-actions{display:flex;align-items:center;gap:10px;margin-top:32px}.trust-row{display:flex;flex-wrap:wrap;gap:20px;margin-top:27px;color:var(--muted);font-size:12px;font-weight:650}.trust-row span{display:inline-flex;align-items:center;gap:7px}.trust-row svg{color:var(--green)}.hero-coach{position:relative;min-height:510px;display:grid;place-items:center;border:1px solid #e2e5ee;border-radius:34px;background:linear-gradient(#ffffffc2,#ffffffc2),repeating-linear-gradient(0deg,transparent 0 38px,#dfe3eb 38px 39px),repeating-linear-gradient(90deg,transparent 0 38px,#dfe3eb 38px 39px);overflow:hidden}.hero-coach:before{content:"";position:absolute;width:380px;height:380px;border-radius:50%;background:#5964e817;filter:blur(3px)}.demo-card{position:relative;z-index:1;width:min(340px,calc(100% - 56px));padding:25px;border:1px solid #e4e6ed;border-radius:23px;background:#fff;box-shadow:0 28px 70px #1f243a29;transform:rotate(1.5deg)}.demo-card-head{display:flex;align-items:center;justify-content:space-between;color:var(--soft);font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}kbd{min-width:39px;min-height:34px;display:inline-grid;place-items:center;padding:0 8px;border:1px solid #d8dce6;border-bottom-width:3px;border-radius:8px;color:var(--ink);background:#f8f9fb;box-shadow:none;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px;font-weight:800}.demo-turn{position:relative;width:186px;height:186px;margin:28px auto 24px}.demo-face{width:150px;height:150px;display:grid;grid-template-columns:repeat(3,1fr);gap:5px;padding:7px;border-radius:16px;background:#262a35;transform:rotate(-4deg)}.demo-face span{border-radius:6px;background:#f15751}.turn-arrow{position:absolute;right:0;bottom:2px;width:66px;height:66px;display:grid;place-items:center;border:5px solid white;border-radius:50%;color:#fff;background:var(--violet);box-shadow:0 8px 20px #383f9c4d;font-size:35px;line-height:1}.demo-card h3{margin:0 0 9px;font-family:ui-rounded,SF Pro Rounded,Avenir Next,sans-serif;font-size:23px;line-height:1.15;letter-spacing:-.035em}.demo-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}.coach-float{position:absolute;z-index:2;display:inline-flex;align-items:center;gap:8px;padding:11px 14px;border:1px solid rgba(220,224,235,.9);border-radius:12px;background:#ffffffeb;box-shadow:0 10px 30px #1c22371a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-size:12px;font-weight:750}.coach-float--top{top:53px;left:26px;color:var(--violet-dark)}.coach-float--bottom{right:25px;bottom:49px;color:var(--green)}.how-it-works{display:grid;grid-template-columns:repeat(3,1fr);margin-top:74px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.how-it-works article{position:relative;padding:32px 34px 35px 0}.how-it-works article+article{padding-left:34px;border-left:1px solid var(--line)}.how-it-works article>span{color:var(--violet);font-family:ui-monospace,Menlo,monospace;font-size:11px;font-weight:800}.how-it-works h3{margin:13px 0 8px;font-size:17px;letter-spacing:-.02em}.how-it-works p{max-width:310px;margin:0;color:var(--muted);font-size:13px;line-height:1.65}.app-shell{width:min(1180px,calc(100% - 48px));flex:1;margin:0 auto;padding:24px 0 70px}.step-bar{width:min(460px,100%);display:flex;align-items:center;margin:5px 0 44px}.step-item{position:relative;flex:1;display:flex;align-items:center;gap:8px;color:#9ca2af;font-size:11px;font-weight:750}.step-item:not(:last-child):after{content:"";position:absolute;z-index:-1;top:13px;left:28px;width:calc(100% - 30px);height:1px;background:var(--line)}.step-item>span{width:27px;height:27px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:var(--canvas);font-size:10px}.step-item.is-active{color:var(--ink)}.step-item.is-active>span{border-color:var(--violet);color:#fff;background:var(--violet)}.step-item.is-active:not(:last-child):after{background:#c7ccfb}.work-layout{display:grid;grid-template-columns:minmax(0,1fr) 286px;align-items:start;gap:28px}.work-main{min-width:0}.screen-heading{display:flex;align-items:flex-start;gap:17px;margin-bottom:25px}.screen-heading h1{margin:8px 0 4px;font-size:clamp(29px,4vw,40px);line-height:1.08}.screen-heading p{margin:7px 0 0;color:var(--muted);font-size:14px}.icon-button{width:41px;height:41px;flex:0 0 auto;display:grid;place-items:center;padding:0;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;transition:background .15s ease}.icon-button:hover{background:#f7f8fb}.camera-card{padding:20px;border:1px solid #e2e5ed;border-radius:24px;background:var(--panel);box-shadow:0 16px 45px #20263e12}.camera-copy{display:none}.camera-viewport{position:relative;width:100%;aspect-ratio:4 / 3;border-radius:17px;background:#1c1e24;overflow:hidden}.camera-viewport video{width:100%;height:100%;display:block;object-fit:cover}.scan-shade{position:absolute;inset:0;background:linear-gradient(#08090c2e,#08090c2e),radial-gradient(circle at center,transparent 0 36%,rgba(7,8,11,.22) 57%);pointer-events:none}.scan-grid{position:absolute;top:50%;left:50%;width:68%;aspect-ratio:1;display:grid;grid-template-columns:repeat(3,1fr);gap:5px;transform:translate(-50%,-50%)}.scan-grid span{border:2px solid rgba(255,255,255,.92);border-radius:9px;box-shadow:inset 0 0 0 1px #00000029,0 1px 3px #00000040}.orientation-hint{position:absolute;left:50%;bottom:13px;width:max-content;max-width:calc(100% - 26px);display:flex;align-items:center;gap:7px;padding:8px 11px;border-radius:9px;color:#fff;background:#0c0e14c2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transform:translate(-50%);font-size:11px;font-weight:700}.camera-state{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:25px;color:#fff;background:#232630;text-align:center}.camera-state p{max-width:430px;margin:0 0 5px;color:#bfc4d1;font-size:12px;line-height:1.55}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.capture-button{width:100%;margin-top:14px}.inline-alert,.global-error{display:flex;align-items:center;gap:9px;padding:11px 13px;border:1px solid #f3d7a7;border-radius:10px;color:#83510e;background:var(--amber-pale);font-size:12px;font-weight:650}.inline-alert{margin-top:12px}.global-error{width:min(800px,calc(100% - 48px));margin:10px auto}.capture-progress{display:grid;grid-template-columns:repeat(6,1fr);gap:5px;margin-top:16px}.capture-progress span{min-width:0;display:flex;flex-direction:column;align-items:center;gap:5px;color:var(--soft);font-size:9px;font-weight:750;text-transform:capitalize}.capture-progress span:before,.capture-progress span>svg,.capture-progress span{transition:color .15s ease}.capture-progress span:first-line{color:red}.capture-progress span.is-done{color:var(--green)}.capture-progress span.is-current{color:var(--violet)}.tips-rail{position:sticky;top:20px}.tips-rail details{border:1px solid var(--line);border-radius:18px;background:#ffffffa8;overflow:hidden}.tips-rail summary{display:flex;align-items:center;justify-content:space-between;padding:17px;list-style:none;cursor:pointer;font-size:13px;font-weight:780}.tips-rail summary::-webkit-details-marker{display:none}.tips-rail summary span{display:flex;align-items:center;gap:9px}.tips-rail details[open] summary>svg{transform:rotate(180deg)}.tip-content{padding:0 17px 17px}.tip-block{padding:15px 0;border-top:1px solid var(--line)}.tip-block strong,.face-key>strong{font-size:11px;letter-spacing:.01em}.tip-block p{margin:6px 0 0;color:var(--muted);font-size:11px;line-height:1.55}.tip-block--accent{margin:7px -8px 0;padding:13px 10px;border:0;border-radius:11px;background:var(--violet-pale)}.notation-list{display:grid;gap:7px;padding:14px 0;border-top:1px solid var(--line)}.notation-list div{display:grid;grid-template-columns:36px 1fr;align-items:center;gap:9px;color:var(--muted);font-size:10px}.notation-list kbd{min-width:31px;min-height:27px;font-size:11px}.face-key{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding-top:15px;border-top:1px solid var(--line)}.face-key>strong{grid-column:1 / -1;margin-bottom:3px}.face-key span{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:9px;text-transform:capitalize}.face-key b{width:20px;height:20px;display:grid;place-items:center;border-radius:5px;color:#fff;background:var(--ink);font-size:9px}.review-card{padding:24px;border:1px solid var(--line);border-radius:24px;background:var(--panel);box-shadow:0 16px 45px #20263e0f}.face-review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.face-review-grid>button{display:grid;grid-template-columns:1fr auto;align-items:center;gap:8px 12px;padding:14px;border:1px solid var(--line);border-radius:15px;background:#fafbfc;text-align:left;cursor:pointer;transition:border-color .15s ease,background .15s ease}.face-review-grid>button:hover{border-color:#b8bef4;background:var(--violet-pale)}.face-title{min-width:0;display:flex;flex-direction:column;gap:3px}.face-title>span{font-size:13px;font-weight:780;text-transform:capitalize}.face-title small{color:var(--soft);font-size:9px;text-transform:capitalize}.rescan-link{display:flex;align-items:center;gap:4px;color:var(--violet);font-size:9px;font-weight:750}.face-grid{width:210px;aspect-ratio:1;display:grid;grid-template-columns:repeat(3,1fr);gap:5px;padding:7px;border-radius:17px;background:#252934;box-shadow:0 12px 30px #13161f2e}.face-grid span{border:1px solid;border-radius:6px}.face-grid--compact{width:68px;gap:2px;padding:3px;border-radius:7px;box-shadow:none}.face-grid--compact span{border-radius:2px}.success-banner,.error-banner{display:flex;align-items:flex-start;gap:11px;margin-top:18px;padding:15px;border-radius:13px}.success-banner{color:#17694e;background:var(--green-pale)}.error-banner{color:#a33e44;background:var(--red-pale)}.success-banner svg,.error-banner svg{flex:0 0 auto}.success-banner strong,.error-banner strong{font-size:13px}.success-banner p,.error-banner p{margin:3px 0 0;color:inherit;font-size:11px;line-height:1.5;opacity:.86}.review-actions{display:flex;align-items:center;gap:18px;margin-top:18px}.review-actions p{margin:0;color:var(--soft);font-size:10px}.thinking-screen,.done-screen{width:min(660px,calc(100% - 48px));flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0 auto;padding:80px 0 110px;text-align:center}.thinking-cube,.confetti-cube{width:128px;height:128px;display:grid;grid-template-columns:repeat(3,1fr);gap:4px;margin-bottom:35px;padding:6px;border-radius:18px;background:#292d38;box-shadow:0 20px 45px #1c21352e;transform:rotate(-5deg)}.thinking-cube span,.confetti-cube span{border-radius:5px;background:var(--violet);animation:pulse 1.5s ease-in-out infinite}.thinking-cube span:nth-child(2n){animation-delay:.15s}.thinking-cube span:nth-child(3n){animation-delay:.3s}@keyframes pulse{50%{opacity:.42;transform:scale(.88)}}.thinking-screen h1,.done-screen h1{margin:13px 0 10px;font-size:clamp(38px,6vw,58px)}.thinking-screen p,.done-screen>p{max-width:520px;margin:0;color:var(--muted);font-size:15px;line-height:1.65}.coach-progress{margin:5px 0 27px}.coach-progress>div:first-child{display:flex;justify-content:space-between;margin-bottom:9px;color:var(--muted);font-size:11px;font-weight:750}.coach-progress strong{color:var(--violet)}.progress-track{height:5px;border-radius:999px;background:#e2e5ee;overflow:hidden}.progress-track span{height:100%;display:block;border-radius:inherit;background:var(--violet);transition:width .3s ease}.coach-layout{display:grid;grid-template-columns:minmax(300px,.85fr) minmax(380px,1.15fr) 260px;align-items:start;gap:20px}.move-card{padding:24px;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:var(--shadow)}.move-card-head{display:flex;align-items:center;justify-content:space-between}.move-tools{display:flex;align-items:center;gap:8px}.move-tools .icon-button{width:36px;height:36px}.move-visual{display:flex;flex-direction:column;align-items:center;margin:28px 0 24px}.move-face-wrap{position:relative;padding:10px 25px 23px 5px}.move-arrow{position:absolute;right:0;bottom:0;width:67px;height:67px;display:grid;place-items:center;border:5px solid white;border-radius:50%;color:#fff;background:var(--violet);box-shadow:0 9px 20px #3e45ab47;font-size:34px}.view-label{display:flex;align-items:center;gap:6px;margin-top:10px;color:var(--muted);font-size:10px;font-weight:650;text-transform:capitalize}.move-card h1{margin:0;font-size:clamp(27px,3vw,37px);line-height:1.08}.move-detail{margin:12px 0 0;color:var(--muted);font-size:13px;line-height:1.6}.orientation-callout{display:flex;align-items:flex-start;gap:10px;margin-top:20px;padding:13px;border-radius:12px;color:#434b79;background:var(--violet-pale);font-size:11px;line-height:1.55}.orientation-callout svg{flex:0 0 auto;margin-top:2px}.orientation-callout span{display:flex;flex-direction:column}.coach-camera .camera-card{box-shadow:var(--shadow)}.coach-camera .camera-viewport{border-radius:15px}.check-result{display:flex;align-items:center;gap:8px;margin-top:12px;padding:11px;border-radius:10px;font-size:11px;font-weight:680}.check-result--success{color:#17694e;background:var(--green-pale)}.check-result--error{color:#9c3d43;background:var(--red-pale)}.manual-advance,.restart-link{display:flex;align-items:center;justify-content:center;gap:7px;margin:13px auto 0;padding:5px;border:0;color:var(--muted);background:transparent;font-size:10px;font-weight:680;cursor:pointer}.manual-advance:hover,.restart-link:hover{color:var(--violet)}.restart-link{margin-top:22px}.done-screen .button{margin-top:28px}.confetti-cube{position:relative;background:#26312d;transform:rotate(0)}.confetti-cube span{background:#42b988;animation:none}.confetti-cube>svg{position:absolute;top:50%;left:50%;padding:7px;border-radius:50%;color:#fff;background:var(--violet);box-shadow:0 6px 16px #2f35834d;transform:translate(-50%,-50%)}.done-note{max-width:500px;display:flex;align-items:flex-start;gap:11px;margin-top:45px;padding:15px;border:1px solid var(--line);border-radius:13px;color:var(--muted);background:#fff;text-align:left;font-size:11px;line-height:1.55}.done-note svg{flex:0 0 auto;color:var(--amber)}.done-note span{display:flex;flex-direction:column}.done-note strong{color:var(--ink)}.site-footer{width:min(1220px,calc(100% - 48px));min-height:78px;display:flex;align-items:center;justify-content:space-between;margin:auto auto 0;border-top:1px solid var(--line);color:var(--soft);font-size:10px}.site-footer .brand{font-size:13px}.site-footer .brand-mark{width:21px;height:21px}@media(max-width:1080px){.hero{grid-template-columns:minmax(0,1fr) minmax(350px,.85fr);gap:35px}.coach-layout{grid-template-columns:minmax(280px,.85fr) minmax(380px,1.15fr)}.coach-layout>.tips-rail{grid-column:1 / -1;position:static}.coach-layout>.tips-rail details{border-radius:14px}}@media(max-width:820px){.app-header,.home,.app-shell,.site-footer{width:min(100% - 30px,680px)}.home{padding-top:28px}.hero{grid-template-columns:1fr;gap:45px}.hero h1{font-size:clamp(47px,12vw,70px)}.hero-coach{min-height:500px}.how-it-works{grid-template-columns:1fr}.how-it-works article,.how-it-works article+article{padding:24px 0;border-left:0}.how-it-works article+article{border-top:1px solid var(--line)}.work-layout{grid-template-columns:1fr}.tips-rail{position:static;order:2}.face-review-grid{grid-template-columns:1fr 1fr}.coach-layout{grid-template-columns:1fr}.move-card{max-width:620px;margin:0 auto}.coach-camera{max-width:620px;width:100%;margin:0 auto}}@media(max-width:560px){.app-header{height:68px}.privacy-pill{max-width:145px;padding:7px 9px;font-size:9px}.home{padding:35px 0 55px}.hero{min-height:auto}.hero h1{margin-top:18px;font-size:clamp(42px,12.7vw,61px)}.hero-lede{font-size:15px}.hero-actions{align-items:stretch;flex-direction:column}.button--ghost{min-height:45px}.trust-row{align-items:flex-start;flex-direction:column;gap:10px}.hero-coach{min-height:430px;border-radius:25px}.demo-card{padding:20px}.coach-float--top{top:25px;left:13px}.coach-float--bottom{right:13px;bottom:24px}.step-bar{margin-bottom:32px}.screen-heading{gap:12px}.screen-heading h1{font-size:30px}.camera-card,.review-card,.move-card{padding:13px;border-radius:18px}.camera-viewport{border-radius:12px}.scan-grid{gap:3px}.scan-grid span{border-radius:6px}.orientation-hint{bottom:7px;font-size:8px}.capture-progress{grid-template-columns:repeat(3,1fr);row-gap:10px}.face-review-grid{grid-template-columns:1fr}.face-review-grid>button{grid-template-columns:1fr auto}.face-grid--compact{width:74px}.review-actions{align-items:stretch;flex-direction:column}.review-actions p{text-align:center}.coach-progress{margin-top:0}.face-grid{width:190px}.move-card h1{font-size:30px}.thinking-screen,.done-screen{width:calc(100% - 34px)}.thinking-screen h1,.done-screen h1{font-size:42px}.site-footer{min-height:70px}.site-footer>span{max-width:130px;text-align:right}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
