:root{--bg:#f2f4f6;--surface:#fff;--surface-soft:#f7f8fa;--text:#191f28;--muted:#6b7684;--line:#e5e8eb;--blue:#3182f6;--blue-hover:#1b64da;--danger:#e5484d;--radius:24px;--shadow:0 8px 30px rgba(0,0,0,.04)}
*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}body{margin:0;color:var(--text);background:var(--bg);font-family:Pretendard,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans KR",sans-serif;-webkit-font-smoothing:antialiased}button,textarea{font:inherit}fieldset{min-width:0;margin:0;padding:0;border:0}.app-shell{width:min(100%,760px);min-height:100dvh;margin:0 auto;padding:0 20px 32px;display:flex;flex-direction:column}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:10px;align-items:center;color:var(--text);font-weight:750;text-decoration:none;font-size:17px}.brand-mark{width:34px;height:34px;border-radius:11px;object-fit:cover}.status-pill{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:#4e5968;background:#e8ebed;padding:8px 10px;border-radius:999px;transition:.2s}.status-pill 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.15s}.primary-button{display:flex;align-items:center;justify-content:center;gap:10px;background:var(--blue);color:#fff}.primary-button:hover{background:var(--blue-hover)}.primary-button:active,.secondary-button:active{transform:scale(.985)}.primary-button[disabled]{cursor:not-allowed;opacity:.7}.spinner{display:none;width:18px;height:18px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}.primary-button.loading .spinner{display:block}.guide-panel{padding-bottom:18px}.section-title h2{font-size:20px;letter-spacing:-.035em;margin:0}.tip-list{margin-top:12px}.tip-list>div{display:grid;grid-template-columns:38px 1fr;gap:8px;padding:16px 0;border-top:1px solid #f0f1f3}.tip-list>div:first-child{border-top:0}.tip-list b{font-size:12px;color:var(--blue);padding-top:4px}.tip-list p{display:flex;flex-direction:column;gap:5px;margin:0}.tip-list strong{font-size:15px}.tip-list span{font-size:14px;line-height:1.55;color:var(--muted)}.result-hero{padding:56px 6px 30px;display:flex;align-items:flex-end;justify-content:space-between;gap:24px}.text-button{flex:0 0 auto;background:#e8f3ff;color:#1b64da;font-weight:750;padding:11px 14px;border-radius:13px}.text-button:hover{background:#d9ecff}.result-card{margin-bottom:0}.image-frame{position:relative;min-height:300px;display:grid;place-items:center;background:#f2f4f6;border-radius:20px;overflow:hidden}.image-frame img{display:block;width:100%;height:auto;max-height:680px;object-fit:contain}.error-state{text-align:center;padding:48px 24px}.error-icon{display:grid;place-items:center;width:48px;height:48px;margin:0 auto 16px;border-radius:16px;background:#ffebee;color:var(--danger);font-weight:900;font-size:22px}.error-state strong{display:block;font-size:18px}.error-state p{margin:8px auto 0;color:var(--muted);line-height:1.55}.result-actions{margin-top:14px;display:grid;grid-template-columns:1fr 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a:hover{color:#6b7684}.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px}.modal[hidden]{display:none}.modal-backdrop{position:absolute;inset:0;width:100%;height:100%;border:0;background:rgba(25,31,40,.42);backdrop-filter:blur(4px);cursor:default}.modal-card{position:relative;width:min(100%,360px);padding:26px;background:#fff;border-radius:24px;box-shadow:0 20px 60px rgba(0,0,0,.18);text-align:center;animation:modal-in .18s ease-out}.modal-icon{display:grid;place-items:center;width:44px;height:44px;margin:0 auto 14px;border-radius:15px;background:#e8f3ff;color:var(--blue);font-size:20px;font-weight:900}.modal-card h2{margin:0;font-size:20px;letter-spacing:-.035em}.modal-card p{margin:10px 0 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@media(max-width:560px){.app-shell{padding:0 16px 24px}.topbar{height:64px}.hero{padding:42px 4px 26px}.hero>p:last-child,.result-hero>div>p:last-child{font-size:15px;margin-top:16px}.panel{padding:22px;border-radius:22px}.composer-panel textarea{min-height:138px;padding:16px}.guide-panel{padding-bottom:12px}.status-pill{font-size:11px}.image-frame{min-height:240px}.result-hero{padding:42px 4px 24px;align-items:flex-start;flex-direction:column}.result-hero .text-button{align-self:flex-start}}
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