:root{--am-ink:#171512;--am-muted:#77716a;--am-line:#e7e2db;--am-soft:#f7f5f1;--am-gold:#b08a4a}
.am-studio{max-width:1100px;margin:0 auto;padding:74px 28px 110px;color:var(--am-ink);font-family:inherit}
.am-studio-hero{text-align:center;max-width:780px;margin:0 auto 52px}.am-studio-kicker{font-size:11px;letter-spacing:.26em;font-weight:700;color:#aaa39b}.am-studio-hero h1{font-size:clamp(38px,5vw,66px);line-height:1.02;letter-spacing:-.045em;margin:15px 0 18px;font-weight:600}.am-studio-hero h1 em{font-family:Georgia,serif;font-weight:400}.am-studio-hero p{font-size:17px;color:var(--am-muted);margin:0}
.am-progress{display:flex;align-items:center;justify-content:center;gap:16px;margin:0 auto 55px;max-width:780px}.am-progress-item{display:flex;align-items:center;gap:8px;color:#b8b2ab;white-space:nowrap}.am-progress-item span{font-size:10px;font-weight:700;letter-spacing:.08em}.am-progress-item b{font-size:11px;font-weight:600}.am-progress-item.is-active{color:var(--am-ink)}.am-progress-line{height:1px;background:var(--am-line);flex:1;max-width:80px}
.am-step{display:none}.am-step.is-active{display:block;animation:amFade .35s ease}@keyframes amFade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.am-step-heading{display:flex;gap:22px;align-items:flex-start;margin-bottom:34px}.am-step-heading>span{font-size:11px;letter-spacing:.15em;font-weight:700;color:#aaa39b;padding-top:8px}.am-step-heading h2{font-size:34px;line-height:1.1;letter-spacing:-.03em;margin:0 0 9px}.am-step-heading p{margin:0;color:var(--am-muted);font-size:15px}
.am-type-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:24px}.am-type-card{min-height:145px;background:#fff;border:1px solid var(--am-line);border-radius:16px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:20px;text-align:left;cursor:pointer;transition:.2s}.am-type-card:hover{border-color:#aaa}.am-type-card.is-selected{border-color:var(--am-ink);box-shadow:inset 0 0 0 1px var(--am-ink);background:#faf9f7}.am-type-icon{font-family:Georgia,serif;font-size:35px;margin-bottom:18px}.am-type-card strong{font-size:15px}.am-type-card small{color:#aaa;margin-top:4px;font-size:11px}
.am-prompt-box{border:1px solid var(--am-line);border-radius:18px;background:#fff;padding:20px 22px;margin-bottom:14px}.am-prompt-top{display:flex;justify-content:space-between;font-size:12px;font-weight:700;letter-spacing:.04em}.am-prompt-top small{font-weight:500;color:#aaa}.am-prompt-box textarea{border:0!important;outline:0!important;box-shadow:none!important;padding:20px 0 12px!important;min-height:155px;font-size:18px;line-height:1.6;resize:vertical}.am-prompt-tools{border-top:1px solid var(--am-line);padding-top:12px;display:flex;justify-content:space-between;align-items:center;color:#aaa;font-size:11px}.am-voice{border:0;background:none;color:var(--am-ink);font-weight:600;font-size:11px;cursor:pointer}.am-voice i{font-style:normal;color:#aaa;font-weight:400}
.am-upload{border:1px dashed #cfc8c0;border-radius:16px;padding:20px;display:flex;align-items:center;gap:15px;position:relative;cursor:pointer;background:#fcfbf9}.am-upload input{position:absolute;inset:0;opacity:0;cursor:pointer}.am-upload-icon{width:43px;height:43px;border-radius:50%;background:#fff;border:1px solid var(--am-line);display:grid;place-items:center;font-size:22px}.am-upload strong{font-size:13px}.am-upload p{margin:4px 0 0;color:#999;font-size:11px}.am-upload-button{margin-left:auto;border:1px solid var(--am-line);background:#fff;border-radius:9px;padding:10px 13px;font-size:11px;font-weight:700}.am-file-list{margin-top:8px}.am-file-row{display:flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--am-line);border-radius:9px;margin-bottom:6px;font-size:11px}.am-file-row span{color:#63815e}.am-file-row small{margin-left:auto;color:#aaa}
.am-primary,.am-secondary{border-radius:11px;padding:15px 22px;font:inherit;font-size:13px;font-weight:700;cursor:pointer}.am-primary{border:1px solid var(--am-ink);background:var(--am-ink);color:#fff}.am-primary span{margin-left:18px}.am-secondary{background:#fff;border:1px solid var(--am-line);color:var(--am-ink)}.am-actions{display:flex;justify-content:space-between;gap:12px;margin-top:32px}
.am-option-block{padding:23px 0;border-top:1px solid var(--am-line)}.am-option-block label{display:block;font-size:12px;font-weight:700;margin-bottom:12px}.am-pills{display:flex;gap:9px;flex-wrap:wrap}.am-pills button{border:1px solid var(--am-line);background:#fff;border-radius:999px;padding:11px 18px;cursor:pointer;font-size:12px}.am-pills button.is-selected{border-color:var(--am-ink);background:var(--am-ink);color:#fff}
.am-two,.am-contact{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}.am-input-card{border:1px solid var(--am-line);border-radius:13px;padding:15px 17px;background:#fff}.am-input-card label{display:block;font-size:11px;font-weight:700;margin-bottom:8px}.am-input-card input{border:0!important;padding:0!important;outline:0!important;box-shadow:none!important;width:100%;font:inherit;font-size:14px}.am-ai-note,.am-final-card{display:flex;gap:15px;padding:20px;border-radius:14px;background:var(--am-soft);margin-top:22px}.am-ai-note>span,.am-final-card>span{font-size:20px}.am-ai-note strong,.am-final-card strong{font-size:13px}.am-ai-note p,.am-final-card p{font-size:12px;color:var(--am-muted);margin:5px 0 0;line-height:1.55}
.am-brief{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--am-line);border-radius:20px;overflow:hidden;background:#fff}.am-brief-visual{min-height:420px;background:linear-gradient(145deg,#f5f2ed,#ebe7df);display:flex;flex-direction:column;align-items:center;justify-content:center;color:#aaa;font-size:11px;text-align:center;gap:12px}.am-placeholder-ring{font-family:Georgia,serif;font-size:110px;color:#c4b8a6}.am-brief-content{padding:42px}.am-brief-label{font-size:10px;letter-spacing:.18em;color:#aaa;font-weight:700}.am-brief-content h3{font-size:28px;letter-spacing:-.03em;margin:12px 0 20px}.am-tags{display:flex;flex-wrap:wrap;gap:7px}.am-tags span{font-size:11px;padding:8px 11px;background:var(--am-soft);border-radius:999px}.am-brief-content>p{font-size:14px;line-height:1.7;color:var(--am-muted);margin-top:22px}.am-coming{border-top:1px solid var(--am-line);margin-top:25px;padding-top:18px}.am-coming span{display:block;font-size:9px;letter-spacing:.15em;color:#aaa}.am-coming strong{font-size:12px;display:block;margin-top:6px}
.am-consent{display:flex;gap:10px;align-items:flex-start;font-size:11px;color:var(--am-muted);margin-top:18px}.am-consent input{margin-top:2px}
.am-success-screen{text-align:center;border:1px solid var(--am-line);border-radius:22px;padding:70px 30px;margin-top:20px}.am-success-icon{width:56px;height:56px;border-radius:50%;background:var(--am-ink);color:#fff;display:grid;place-items:center;margin:0 auto 25px;font-size:24px}.am-success-screen h2{font-size:38px;margin:10px 0}.am-success-screen p{max-width:570px;margin:auto;color:var(--am-muted);line-height:1.7}
@media(max-width:800px){.am-studio{padding:50px 18px 80px}.am-type-grid{grid-template-columns:repeat(2,1fr)}.am-progress-item b{display:none}.am-progress{gap:8px}.am-progress-line{max-width:30px}.am-two,.am-contact,.am-brief{grid-template-columns:1fr}.am-brief-visual{min-height:300px}.am-brief-content{padding:28px}.am-step-heading h2{font-size:28px}}
@media(max-width:480px){.am-type-grid{grid-template-columns:1fr 1fr}.am-type-card{min-height:125px}.am-prompt-tools{align-items:flex-start;gap:10px;flex-direction:column}.am-upload{align-items:flex-start;flex-wrap:wrap}.am-upload-button{margin-left:0}.am-actions{flex-direction:column-reverse}.am-actions button{width:100%}}

/* v0.3 AI concept states */
.am-brief-visual[data-concepts]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;align-items:start;min-height:320px;padding:0;background:#f8f8f6;border-radius:18px;overflow:hidden}
.am-concept-card{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:14px;overflow:hidden;box-shadow:0 8px 28px rgba(0,0,0,.05)}
.am-concept-card img{display:block;width:100%;aspect-ratio:1/1;object-fit:cover}
.am-concept-label{display:flex;gap:9px;align-items:center;padding:10px 11px;font-size:11px;letter-spacing:.04em}
.am-concept-label span{font-size:10px;opacity:.5}.am-concept-label strong{font-weight:600}
.am-ai-loading,.am-ai-disabled,.am-ai-error{grid-column:1/-1;min-height:320px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:30px}
.am-ai-loading span{width:10px;height:10px;border-radius:50%;background:#111;display:inline-block;margin:0 4px;animation:amPulse 1s infinite ease-in-out}.am-ai-loading span:nth-child(2){animation-delay:.15s}.am-ai-loading span:nth-child(3){animation-delay:.3s}
.am-ai-loading p,.am-ai-disabled p,.am-ai-error p{max-width:470px;color:#777;line-height:1.6}
.am-ai-disabled{background:#faf9f6}.am-ai-error{background:#fff8f8}
@keyframes amPulse{0%,80%,100%{opacity:.2;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}
@media(max-width:900px){.am-brief-visual[data-concepts]{grid-template-columns:1fr;}.am-concept-card img{aspect-ratio:4/3}}