:root {
  --bg:#f3f6fb;
  --text:#0f172a;
  --muted:#5b6678;
  --primary:#0f172a;
  --primary-2:#111827;
  --card:rgba(255,255,255,0.94);
  --line:#dbe4f0;
  --soft:#eef4fb;
  --soft-2:#e7eef8;
  --border:rgba(15,23,42,.08);
  --shadow:0 30px 60px rgba(15,23,42,.10);
  --radius-xl:32px;
  --ok:#0f766e;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color:var(--text);
  background:radial-gradient(circle at top, #ffffff 0%, #f7f9fc 38%, var(--bg) 100%);
}
a{color:inherit}
.app{max-width:1080px;margin:0 auto;padding:20px}
.shell{min-height:100vh;display:flex;align-items:flex-start}
.card{
  width:100%;background:var(--card);backdrop-filter:blur(14px);border:1px solid var(--border);
  border-radius:var(--radius-xl);box-shadow:var(--shadow);overflow:hidden;
}
.topbar{display:block;padding:18px 22px 0}
.logo-wrap{display:flex;justify-content:center;margin-bottom:8px}
.logo-main{max-height:44px;width:auto;display:block}
.brand{display:inline-flex;align-items:center;gap:8px;width:fit-content;padding:6px 12px;border-radius:999px;background:var(--soft-2);color:var(--primary);font-weight:700;font-size:13px;letter-spacing:.01em}
.brand-dot{width:8px;height:8px;border-radius:50%;background:var(--primary);display:inline-block}
.progress-wrap{width:100%;max-width:320px;margin-left:auto}
.progress-head{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:8px;font-weight:700}
.progress{height:10px;background:#e8eef7;border-radius:999px;overflow:hidden}
.progress>span{display:block;height:100%;width:0;background:linear-gradient(90deg,#0f172a 0%,#334155 100%);transition:width .28s ease;border-radius:999px}
.view{display:none!important;height:0;overflow:hidden}
.view.active{display:block!important;height:auto;overflow:visible}
#view-intro.active{display:grid!important}
.intro{display:grid;grid-template-columns:1.08fr .92fr;gap:20px;padding:26px}
.intro-panel,.info-panel,.result-panel,.submit-panel{border:1px solid var(--line);border-radius:28px;background:linear-gradient(180deg,#ffffff 0%,#fbfcff 100%)}
.intro-panel{padding:28px;background:linear-gradient(180deg,rgba(255,255,255,0.98) 0%,rgba(248,250,252,0.96) 100%)}
.eyebrow{color:var(--muted);font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
h1{margin:14px 0 14px;font-size:clamp(34px,5vw,58px);line-height:.98;letter-spacing:-.045em}
h2{margin:0 0 10px;font-size:clamp(24px,3vw,34px);line-height:1.05;letter-spacing:-.035em}
.lead{font-size:18px;line-height:1.62;color:var(--muted);max-width:60ch}
.hero-points{display:grid;gap:12px;margin:22px 0 24px}
.hero-point{display:grid;grid-template-columns:42px 1fr;gap:14px;align-items:start;padding:14px;border-radius:20px;background:#fff;border:1px solid var(--line)}
.hero-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:var(--soft-2);font-size:18px}
.hero-point strong{display:block;margin-bottom:4px;font-size:15px}
.hero-point span{color:var(--muted);font-size:14px;line-height:1.55}
.button-row{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:16px}
.btn{appearance:none;border:1px solid var(--line);background:#fff;color:var(--text);padding:14px 18px;border-radius:18px;font-size:14px;font-weight:700;cursor:pointer;transition:transform .16s ease, box-shadow .16s ease, background .16s ease;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:10px}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 28px rgba(15,23,42,.08)}
.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.info-panel{padding:24px;display:grid;gap:16px;align-content:start;background:linear-gradient(180deg,#101827 0%,#0f172a 100%);color:#fff;border-color:rgba(255,255,255,.07)}
.pill{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);border-radius:999px;font-size:12px;font-weight:700;color:rgba(255,255,255,.92);width:fit-content}
.info-panel h2{margin:0;font-size:clamp(24px,3vw,34px);line-height:1.06;letter-spacing:-.035em}
.info-panel p{margin:0;color:rgba(255,255,255,.72);line-height:1.65;font-size:15px}
.dimension-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:8px}
.dimension{border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:14px;background:rgba(255,255,255,.04)}
.dimension .code{font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.64)}
.dimension strong{display:block;margin-top:6px;margin-bottom:4px;font-size:15px}
.dimension span{display:block;color:rgba(255,255,255,.64);font-size:13px;line-height:1.45}
.upload-form{display:grid;gap:16px}
.upload-label{display:grid;gap:8px;font-size:14px;font-weight:700}
input[type="file"],input[type="email"],input[type="text"],textarea{width:100%;border:1px solid var(--line);border-radius:18px;padding:15px 16px;font-size:16px;background:#fff;color:var(--text);outline:none}
input:focus,textarea:focus{border-color:#94a3b8;box-shadow:0 0 0 4px rgba(148,163,184,.14)}
.result-layout{display:grid;gap:18px;padding:18px}
.result-hero{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.dark-hero{border-radius:28px;background:linear-gradient(180deg,#0f172a 0%,#111827 100%);color:#fff;padding:26px;min-height:280px;border:1px solid rgba(255,255,255,.05)}
.dark-hero .label{color:rgba(255,255,255,.64);font-size:13px;font-weight:700}
.score-visual{display:grid;justify-items:center;align-content:start;gap:10px;margin:18px 0 8px}
.score-visual svg{width:190px;height:190px;max-width:100%;display:block}
.score-range-text{font-size:18px;font-weight:800;letter-spacing:-.02em;color:rgba(255,255,255,.96)}
.big-score{font-size:clamp(68px,10vw,92px);line-height:.9;letter-spacing:-.06em;font-weight:900;margin:14px 0 12px}
.result-panel{padding:24px}
.result-panel p{color:var(--muted);line-height:1.7;margin:0}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.dimensions{display:grid;gap:16px}
.metric{margin-top:16px}
.metric-head{display:flex;justify-content:space-between;gap:12px;font-size:14px;font-weight:700;margin-bottom:8px}
.small-progress{height:10px;background:#e8eef7;border-radius:999px;overflow:hidden}
.small-progress>span{display:block;height:100%;background:linear-gradient(90deg,#0f172a 0%,#334155 100%);border-radius:999px}
.clean-list{margin:12px 0 0;padding-left:18px}
.clean-list li{margin:10px 0;color:var(--muted);line-height:1.6}
.mini-stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.mini-stat{border:1px solid var(--line);border-radius:18px;padding:16px;background:#fbfcff}
.mini-stat .stat-label{color:var(--muted);font-size:13px;font-weight:700}
.mini-stat .stat-value{margin-top:6px;font-size:18px;font-weight:800}
.submit-panel{padding:24px;background:linear-gradient(180deg,#fbfcff 0%,#f8fafc 100%)}
.submit-grid{display:block}
.field-grid,.microcopy,.button-row{max-width:680px;margin-left:auto;margin-right:auto;text-align:center}
.field-grid{display:grid;gap:12px;margin-top:16px}
.field-grid input{text-align:left}
.microcopy{margin-top:10px;color:var(--muted);font-size:13px;line-height:1.55}
.notice{display:none;margin-top:14px;border-radius:18px;padding:14px 16px;font-size:14px;line-height:1.55}
.notice.ok{display:block;border:1px solid rgba(15,118,110,.2);background:rgba(236,253,245,.95);color:var(--ok)}
.notice.err{display:block;border:1px solid rgba(185,28,28,.14);background:rgba(254,242,242,.95);color:#991b1b}
.footer-note{padding:0 18px 18px;color:var(--muted);font-size:12px;text-align:center}
.evaluation-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.eval-card{border:1px solid var(--line);border-radius:24px;padding:24px;background:linear-gradient(180deg,#ffffff 0%,#fbfcff 100%)}
.eval-card h3{margin:0 0 12px;font-size:22px;line-height:1.1;letter-spacing:-.02em}
.eval-card ul,.result-panel ul{margin:0;padding-left:18px}
.eval-card li{margin:10px 0;color:var(--muted);line-height:1.6}
.rewrite-grid{display:grid;gap:14px}
.rewrite-card{border:1px solid var(--line);border-radius:18px;padding:18px;background:#fff}
.rewrite-label{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:8px;font-weight:800}
.hidden{display:none!important}
.loading-panel{min-height:320px;display:grid;place-items:center}
.loading-wrap{max-width:620px;margin:0 auto;text-align:center}
.loading-spinner{width:58px;height:58px;margin:26px auto 0;border-radius:50%;border:5px solid #e2e8f0;border-top-color:var(--primary);animation:spin .9s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.results-banner{width:100%;text-align:center;font-size:18px;font-weight:600;line-height:1.6;color:#0f172a;background:#eef2ff;border:1px solid #e2e8f0;padding:16px 20px;border-radius:18px;margin-bottom:18px}
#resultsActions h2,#resultsActions p,#resultsActions .eyebrow{text-align:center}
#resultsActions .submit-grid>div{max-width:620px;margin:0 auto}
#resultsActions{padding:32px}
@media (max-width:980px){.intro,.result-hero,.two-col,.submit-grid{grid-template-columns:1fr}.progress-wrap{width:100%;max-width:none}}
@media (max-width:720px){.app{padding:12px}.topbar{padding:14px 14px 0}.intro,.result-layout{padding:14px}.intro-panel,.info-panel,.result-panel,.submit-panel{border-radius:22px}.button-row{flex-direction:column;align-items:stretch}.btn{width:100%}.dimension-grid,.mini-stat-grid,.evaluation-grid{grid-template-columns:1fr}}