:root {
  --bg:#f6f1e8; --panel:#fffdf8; --ink:#1d211f; --muted:#70736e;
  --line:#ddd8cf; --accent:#264c40; --accent-2:#dbe7df; --warn:#8a5b32;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box} body{margin:0;background:var(--bg);color:var(--ink);min-height:100vh}
button,textarea{font:inherit}.app-shell{width:min(100%,540px);margin:auto;min-height:100vh;padding:max(22px,env(safe-area-inset-top)) 20px max(28px,env(safe-area-inset-bottom))}
.screen{display:none;animation:fade .25s ease}.screen.active{display:block}@keyframes fade{from{opacity:.3;transform:translateY(4px)}to{opacity:1;transform:none}}
.brand-row{display:flex;gap:12px;align-items:center}.brand-row .logo{width:46px;height:46px;border-radius:15px;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:22px}.brand-row strong{display:block;font-size:17px}.brand-row span{display:block;color:var(--muted);font-size:12px;margin-top:3px}
.hero{padding:64px 0 26px}.eyebrow{display:block;color:var(--accent);font-size:13px;font-weight:700;letter-spacing:.06em;margin-bottom:12px}.hero h1,#summary h1{font-size:42px;line-height:1.08;letter-spacing:-.04em;margin:0 0 18px}.hero p{font-size:17px;line-height:1.7;color:#565a56;margin:0;max-width:430px}
.duration-card{background:rgba(255,255,255,.5);border:1px solid var(--line);border-radius:22px;padding:16px;margin:16px 0}.duration-label{font-size:13px;color:var(--muted);margin-bottom:10px}.duration-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.duration{border:1px solid var(--line);background:var(--panel);border-radius:16px;padding:14px;text-align:left;color:var(--ink)}.duration.active{border:2px solid var(--accent);background:var(--accent-2)}.duration b,.duration span{display:block}.duration span{color:var(--muted);font-size:12px;margin-top:4px}
.primary,.secondary,.ghost{border:0;border-radius:17px;min-height:56px;padding:0 20px;font-weight:700}.primary{width:100%;background:var(--accent);color:white;font-size:17px;box-shadow:0 10px 30px rgba(38,76,64,.14)}.secondary{width:100%;background:#ebe7de;color:var(--ink)}.ghost{background:transparent;color:var(--muted);min-height:40px}.ghost.wide{width:100%;margin-top:14px}.privacy-note,.handsfree-note{font-size:12px;line-height:1.6;color:var(--muted);text-align:center}.compatibility{margin-top:16px;padding:14px;border-radius:14px;background:#fff3e8;color:var(--warn);font-size:13px;line-height:1.6}.hidden{display:none!important}
.topbar{display:flex;justify-content:space-between;align-items:center}.topbar div{display:flex;flex-direction:column}.topbar span{font-size:12px;color:var(--muted)}.topbar strong{font-size:20px;font-variant-numeric:tabular-nums}.progress{height:4px;background:#e4dfd6;border-radius:9px;overflow:hidden;margin-top:12px}.progress div{height:100%;width:0;background:var(--accent);transition:width .3s ease}
.coach-orb{width:96px;height:96px;margin:52px auto 12px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;gap:5px;box-shadow:0 18px 50px rgba(38,76,64,.20)}.coach-orb span{width:6px;height:24px;border-radius:4px;background:#fff;opacity:.9;animation:pulse 1s infinite ease-in-out}.coach-orb span:nth-child(2){height:38px;animation-delay:.12s}.coach-orb span:nth-child(3){animation-delay:.24s}.coach-orb.listening{box-shadow:0 0 0 10px rgba(38,76,64,.08),0 18px 50px rgba(38,76,64,.20)}@keyframes pulse{0%,100%{transform:scaleY(.55)}50%{transform:scaleY(1)}}
.status{text-align:center;color:var(--accent);font-size:13px;font-weight:700;margin-bottom:28px}.scenario-card{background:var(--panel);border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 12px 36px rgba(34,37,34,.04)}.tag{display:inline-block;background:#eeeae2;border-radius:20px;padding:5px 10px;font-size:11px;color:var(--muted)}.scenario-card h2{font-size:23px;line-height:1.5;margin:14px 0 4px;letter-spacing:-.02em}.transcript-card{margin-top:14px;padding:16px;border-left:3px solid #c9c3b8}.transcript-title{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.transcript-card p{margin:7px 0 0;line-height:1.6;color:#4d514e;min-height:26px}.tip-card{margin-top:14px;background:#e9efe9;border-radius:20px;padding:18px}.tip-card span,.tip-card strong,.tip-card small{display:block}.tip-card span{font-size:11px;color:var(--muted)}.tip-card strong{font-size:16px;line-height:1.55;margin:7px 0}.tip-card small{color:var(--accent)}
#summary{padding-top:44px}.summary-mark{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:white;font-size:24px;margin-bottom:26px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:26px 0}.stats div{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:16px 8px;text-align:center}.stats b{display:block;font-size:23px}.stats span{display:block;font-size:11px;color:var(--muted);margin-top:4px}.summary-copy{font-size:14px;line-height:1.7;color:#555a56;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.survey{margin-top:28px}.survey h3{font-size:16px;margin:24px 0 10px}.survey-options{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.survey-options button{border:1px solid var(--line);background:var(--panel);border-radius:13px;padding:12px 8px}.survey-options button.selected{background:var(--accent-2);border-color:var(--accent);color:var(--accent);font-weight:700}.survey label{display:block;font-size:14px;font-weight:700;margin:24px 0 8px}.survey textarea{width:100%;resize:vertical;border:1px solid var(--line);border-radius:14px;padding:12px;background:var(--panel);outline:none}.survey .primary{margin-top:14px}.copy-state{display:block;text-align:center;color:var(--accent);font-size:12px;margin-top:8px}
@media(max-width:380px){.hero h1,#summary h1{font-size:36px}.scenario-card h2{font-size:21px}}