/* HairTry hairstyle guide + try-on pilot, v2. Mobile first.
   Order on a phone: answer the query, show the real change, offer the action, then let the
   reader compare four looks of the same model before asking for a personal photo. */
:root{--bg:#f8f7f3;--ink:#24221f;--muted:#655f56;--line:#dcd8d0;--accent:#7a6850;--paper:#fff;--soft:#efede7;--radius:10px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Hiragino Kaku Gothic ProN','Hiragino Sans','Yu Gothic',system-ui,sans-serif;line-height:1.85;-webkit-font-smoothing:antialiased;font-size:15px}
a{color:inherit}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}
button,a,input,summary{-webkit-tap-highlight-color:transparent}
img{display:block;max-width:100%;height:auto}
figure,h1,h2,h3,p,dl,dd{margin:0}
h1,h2,h3{font-weight:700;letter-spacing:-.02em;line-height:1.45}
h2{font-size:24px}h3{font-size:16px}
ul,ol{margin:0;padding-left:1.3em}
[hidden]{display:none!important}
.frame{width:min(1080px,calc(100% - 32px));margin:auto}
.skip{position:absolute;left:16px;top:-80px;padding:10px;background:white;z-index:50}.skip:focus{top:10px}
:focus-visible{outline:3px solid #9b7852;outline-offset:4px}
.eyebrow{font-size:12px;letter-spacing:.08em;color:var(--accent);font-weight:600;margin-bottom:8px}
.micro{font-size:12px;color:var(--muted);margin-top:10px;line-height:1.7}
.button{border:1px solid var(--ink);background:var(--ink);color:#fff;text-decoration:none;display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:52px;padding:12px 20px;font-size:15px;font-weight:600;line-height:1.5;border-radius:8px;transition:background .18s}
.button:hover{background:#4b443b}
.button.secondary{background:transparent;color:var(--ink)}.button.secondary:hover{background:#e3dfd5}
.text-button{background:none;border:0;text-decoration:underline;color:var(--muted);font-size:13px;padding:14px}
.section-heading{max-width:680px;margin-bottom:22px}.section-heading>p:last-child{margin-top:10px;color:var(--muted)}
section{scroll-margin-top:72px}

/* header */
.topbar{position:sticky;top:0;z-index:10;background:#f8f7f3f2;border-bottom:1px solid var(--line);backdrop-filter:saturate(1.2) blur(6px)}
.nav{display:flex;justify-content:space-between;align-items:center;min-height:60px}
.brand{font-family:Georgia,'Times New Roman',serif;font-size:24px;letter-spacing:-.5px;text-decoration:none;line-height:1}
.brand span{display:block;font:11px/1.6 'Hiragino Kaku Gothic ProN','Hiragino Sans',sans-serif;letter-spacing:.04em;margin-top:4px;color:var(--muted)}
.nav-link{font-size:13px;font-weight:600;text-decoration:none;min-height:44px;display:flex;align-items:center;padding:0 12px;border:1px solid var(--ink);border-radius:999px}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;padding:12px 0;font-size:12px;color:var(--muted)}.breadcrumbs a{text-decoration:none}

/* hero */
.hero{display:flex;flex-direction:column;gap:14px;padding:4px 0 34px}
/* Phone order: question, real change, action, then the explanation. Desktop keeps the copy column. */
.hero-copy,.hero-demo{display:contents}
.hero .eyebrow{order:1;margin:0}.hero h1{order:2;font-size:25px}.compare{order:3}.hero-action{order:4}.demo-caption{order:5;margin-top:0}.lead{order:6}.byline{order:7}
.hero h1{font-size:25px}
.lead{margin-top:6px;font-size:15px}
.byline{margin-top:0;font-size:12px;color:var(--muted);line-height:1.7}.byline span{margin:0 6px}
.compare{position:relative;aspect-ratio:3/4;max-height:min(58vh,480px);width:100%;overflow:hidden;border-radius:var(--radius);background:#e9e9e6;user-select:none;touch-action:pan-y}
.compare img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 30%}
.compare-before{position:absolute;inset:0;width:var(--pos,50%);overflow:hidden}
.compare-before img{width:auto;height:100%;min-width:100%;max-width:none;left:0}
.compare-handle{position:absolute;top:0;bottom:0;left:var(--pos,50%);width:2px;background:#fff;box-shadow:0 0 0 1px #0002;transform:translateX(-1px);pointer-events:none}
.compare-handle span{position:absolute;top:50%;left:50%;width:40px;height:40px;margin:-20px 0 0 -20px;border-radius:50%;background:#fff;box-shadow:0 2px 8px #0003}
.compare-handle span::before,.compare-handle span::after{content:'';position:absolute;top:50%;width:0;height:0;border:6px solid transparent;margin-top:-6px}
.compare-handle span::before{left:8px;border-right-color:var(--ink);border-left:0}
.compare-handle span::after{right:8px;border-left-color:var(--ink);border-right:0}
.compare-label{position:absolute;bottom:10px;padding:3px 9px;background:#ffffffee;border-radius:4px;font-size:12px;font-weight:600;pointer-events:none}
.compare-label.before{left:10px}.compare-label.after{right:10px}
.compare-range{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;-webkit-appearance:none;appearance:none}
.compare-range:focus-visible{opacity:1;outline-offset:-3px}
.demo-caption{font-size:12px;color:var(--muted);margin-top:10px;line-height:1.7}
.hero-action .button{width:100%}.hero-action .micro{text-align:center;margin-top:8px}
.guide-link{display:flex;justify-content:center;align-items:center;min-height:44px;font-size:14px;margin-top:4px}

/* gist */
.gist{border-top:1px solid var(--line);padding:26px 0 0;margin-bottom:40px}
.gist h2{font-size:20px;margin-bottom:10px}
.gist p{font-size:15px;color:var(--muted)}

/* styles gallery: photo first, one warm paragraph, three tags, one action */
.styles{padding-bottom:40px}
.style-grid{display:grid;gap:18px}
.style-card{background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:grid;grid-template-columns:1fr;transition:border-color .15s,box-shadow .15s}
.style-card.selected{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}
.style-card figure{position:relative;background:#e9e9e6}
.style-card figure img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 18%}
.style-card figcaption{position:absolute;left:12px;top:12px;width:34px;height:34px;display:flex;align-items:center;justify-content:center;background:#ffffffee;border-radius:50%;font-size:12px;font-weight:700;letter-spacing:.02em}
.style-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px}
.style-body h3{font-size:18px}
.style-body p{font-size:14px;color:var(--muted);line-height:1.8}
.tags{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.tags li{font-size:12px;padding:4px 10px;border-radius:999px;background:var(--soft);color:var(--ink)}
.style-select{margin-top:4px;min-height:46px;border:1px solid var(--ink);background:transparent;border-radius:8px;font-size:14px;font-weight:600;padding:8px 14px}
.style-select[aria-pressed="true"]{background:var(--ink);color:#fff}
.style-select[aria-pressed="true"]::before{content:'✓ ';}
.results-strip{margin-top:26px;padding:22px 0 0;border-top:1px solid var(--line)}
.results-strip h3{font-size:18px}.results-strip>p{font-size:13px;color:var(--muted);margin:6px 0 14px}
.results-strip ul{list-style:none;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.results-strip li{font-size:11px;color:var(--muted);text-align:center;line-height:1.5}
.results-strip img{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:50% 25%;border-radius:6px;background:#e9e9e6;margin-bottom:4px}

/* try-on */
.tryon{background:var(--soft);border-radius:14px;padding:26px 18px;margin-bottom:40px}
.tryon-heading{margin-bottom:20px}.tryon-heading h2{font-size:24px}.tryon-heading>p:last-child{font-size:14px;color:var(--muted);margin-top:8px}
.steps{display:flex;flex-wrap:wrap;gap:6px 14px;padding:0;margin:12px 0 0;list-style:none;counter-reset:s;font-size:13px}
.steps li{counter-increment:s;display:flex;align-items:center;gap:6px}
.steps li::before{content:counter(s);display:inline-flex;width:20px;height:20px;border-radius:50%;background:var(--ink);color:#fff;font-size:11px;justify-content:center;align-items:center;font-weight:700}
.trial-terms{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-wrap:wrap;gap:6px 14px;font-size:13px}
.trial-terms li::before{content:'✓';margin-right:5px;color:var(--accent);font-weight:700}
.notice{border:1px solid var(--line);padding:16px;text-align:center;font-size:14px;background:var(--bg);border-radius:8px}
.style-picker{border:0;padding:0;margin:0 0 22px;display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.style-picker legend{font-weight:700;font-size:14px;margin-bottom:10px}
.style-picker label{position:relative;display:block;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--paper);cursor:pointer;font-size:11px;line-height:1.4;text-align:center}
.style-picker input{position:absolute;opacity:0;inset:0;margin:0}
.style-picker img{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:50% 20%}
.style-picker span{display:block;padding:6px 4px;min-height:36px}
.style-picker label:has(input:checked){border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}
.style-picker label:has(input:focus-visible){outline:3px solid #9b7852;outline-offset:2px}
.style-picker label:has(input:disabled){opacity:.4;cursor:not-allowed}
.upload-layout{display:grid;gap:20px}
.upload-box{position:relative;background:var(--bg);border:1px dashed #a9a297;border-radius:8px;min-height:240px;display:flex;justify-content:center;align-items:center;text-align:center;cursor:pointer;overflow:hidden}
.upload-box:focus-within{outline:3px solid var(--accent);outline-offset:4px}
.upload-box input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}
.upload-box img{width:100%;height:280px;object-fit:contain}
.upload-box strong{display:block;font-size:15px}.upload-box span span:last-child{display:block;font-size:12px;margin-top:8px;color:var(--muted)}
.upload-icon{font-size:34px;font-weight:200;color:var(--accent);display:block;margin-bottom:8px}
.upload-help>.micro:first-child{margin-top:0}
details{border-bottom:1px solid var(--line);padding:14px 0}summary{cursor:pointer;font-size:15px;line-height:1.6;min-height:44px;display:flex;align-items:center}
details p{font-size:14px;color:var(--muted);margin-top:10px;white-space:pre-line}
.upload-help details{padding:10px 0}.upload-help summary{font-size:14px}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:14px;margin:16px 0;min-height:44px}
.consent input{width:20px;height:20px;flex-shrink:0;accent-color:var(--ink);margin-top:3px}
.upload-help .button{width:100%}
#progress{text-align:center;padding:40px 0}#progress p{font-size:14px;margin-top:12px}
.spinner{width:32px;height:32px;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;margin:0 auto 20px;animation:spin 1.1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.error{background:#fff6f1;color:#833a22;padding:16px;margin-top:16px;font-size:14px;border-radius:8px}
.result-heading{text-align:center;margin-bottom:20px}.result-heading h3{font-size:20px}.result-heading p{font-size:12px;color:var(--muted);margin-top:8px}
.comparison{display:flex;gap:10px;justify-content:center}.comparison figure{flex:1;max-width:380px;min-width:0}
.comparison img{width:100%;aspect-ratio:3/4;object-fit:contain;background:var(--bg);border-radius:8px}
.comparison figcaption{text-align:center;font-size:12px;margin-top:8px}
.result-actions{display:flex;gap:12px;align-items:center;justify-content:center;margin-top:20px;flex-wrap:wrap}
.next-look{margin-top:32px;border-top:1px solid #cec9bd;padding-top:26px;text-align:center}
.next-look h3{font-size:20px}.next-look>p:not(.eyebrow){font-size:13px;color:var(--muted);margin-top:6px}
.store-links{display:flex;flex-direction:column;justify-content:center;gap:10px;margin-top:18px}
#used{text-align:center}#used p{font-size:14px;margin:12px 0 20px}

/* fit, salon, care, faq, sources */
.fit,.salon-note,.care,.faq,.sources{margin-bottom:40px}
.fit-list{display:grid;gap:10px}
.fit-card{display:grid;grid-template-columns:116px 1fr;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.fit-card>img{width:100%;height:100%;min-height:154px;object-fit:cover;background:#fff;border-right:1px solid var(--line)}
.fit-body{padding:14px 14px 14px 16px}.fit-body h3{font-size:16px}.fit-body p{font-size:13px;color:var(--muted);line-height:1.75;margin-top:5px}
.fit-select{width:100%;min-height:42px;margin-top:10px;border:1px solid var(--ink);background:transparent;border-radius:8px;font-size:12px;font-weight:600;padding:7px 10px}
.fit-select[aria-pressed="true"]{background:var(--ink);color:#fff}.fit-select[aria-pressed="true"]::before{content:'✓ '}
.fit-note{font-size:13px;color:var(--muted);margin-top:14px}
.salon-note{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:22px 18px}
.salon-note blockquote{margin:0 0 16px;font-size:15px;line-height:1.9;border-left:3px solid var(--accent);padding:4px 0 4px 16px;background:var(--bg);border-radius:0 8px 8px 0}
.salon-note .button{width:100%}
.care-steps{display:grid;gap:8px;font-size:14px;color:var(--muted)}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:6px 16px;margin-bottom:8px}
.faq summary{font-weight:600;font-size:15px}
.sources{border-top:1px solid var(--line);padding-top:22px}
.sources h2{font-size:16px}.sources>p{font-size:13px;color:var(--muted);margin:8px 0 10px}
.sources a{color:var(--accent)}
.footer{border-top:1px solid var(--line);padding:26px 0 90px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.footer>div{display:flex;gap:18px;font-size:12px}.footer>p{width:100%;font-size:11px;color:var(--muted);line-height:1.7}

/* reading shortcut: only on phones, only while reading, never over the form */
.reading-cta{display:none}
@media(max-width:760px){
 .reading-cta{position:fixed;bottom:0;left:0;right:0;z-index:15;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 14px calc(10px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#f8f7f3fa;box-shadow:0 -4px 18px #24221f0a}
 .reading-cta>span{font-size:12px;color:var(--muted);line-height:1.4;min-width:0}
 .reading-cta .button{font-size:13px;min-height:46px;padding:8px 14px;flex-shrink:0}
}
@media(max-width:360px){.hero h1{font-size:23px}.results-strip ul{gap:4px}}

@media(min-width:600px) and (max-width:760px){.style-grid{grid-template-columns:1fr 1fr}}
/* larger screens */
@media(min-width:761px){
 body{font-size:16px}h2{font-size:30px}
 .nav{min-height:70px}.brand{font-size:28px}
 .hero{display:grid;grid-template-columns:1.05fr .95fr;grid-template-rows:auto auto;gap:20px 48px;align-items:start;padding:24px 0 60px}
 .hero-copy,.hero-demo{display:block}
 .hero-copy{grid-column:1;grid-row:1}.hero-demo{grid-column:2;grid-row:1/span 2}.hero-action{grid-column:1;grid-row:2;max-width:420px}
 .hero .eyebrow{margin-bottom:8px}.hero h1{font-size:36px}.lead{font-size:17px;margin-top:14px}.byline{margin-top:12px}.demo-caption{margin-top:10px}
 .compare{max-height:640px}
 .gist{padding:28px 32px;margin-bottom:64px}.gist ul{grid-template-columns:1fr 1fr;gap:14px 32px}
 .styles,.tryon,.fit,.salon-note,.care,.faq,.sources{margin-bottom:64px}
 .style-grid{grid-template-columns:repeat(4,1fr);gap:18px}
 .style-card figure img{aspect-ratio:3/4}.style-body{padding:18px 18px 20px}.style-body h3{font-size:17px}.style-body p{font-size:13.5px}
 .gist{padding-top:30px}.gist p{font-size:16px;max-width:760px}
 .results-strip{padding:24px 28px}.results-strip ul{gap:12px}.results-strip li{font-size:12px}
 .tryon{padding:40px}.tryon-heading{text-align:center}.tryon-heading h2{font-size:28px}.steps,.trial-terms{justify-content:center}
 .style-picker{max-width:720px;margin:0 auto 28px}.style-picker span{font-size:12px}
 .upload-layout{grid-template-columns:1fr 1fr;gap:36px;align-items:start}.upload-box{min-height:340px}.upload-box img{height:340px}
 .store-links{flex-direction:row}
 .fit-list{grid-template-columns:1fr 1fr;gap:14px}.fit-card{grid-template-columns:180px 1fr}.fit-card>img{min-height:220px}.fit-body{padding:20px}.fit-body h3{font-size:17px}.fit-body p{font-size:14px}
 .salon-note{padding:32px 36px}.salon-note .button{width:auto}
 .footer{padding-bottom:30px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.spinner{animation:none}.button{transition:none}}