:root{--bg: #f8fafc;--surface: #ffffff;--primary: #0f766e;--primary-dark: #115e59;--text: #0f172a;--muted: #475569;--border: #cbd5e1;--urgent: #dc2626;--warning: #d97706;--success: #16a34a}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:18px;line-height:1.5;background:var(--bg);color:var(--text);padding-bottom:84px}header.app-header{background:var(--primary);color:#fff;padding:16px 20px;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:10}header.app-header h1{margin:0;font-size:1.35rem}main.container{max-width:680px;margin:0 auto;padding:16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px;margin-bottom:16px;box-shadow:0 1px 3px #0f172a0f}.card h2,.card h3{margin-top:0;margin-bottom:10px}.badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:.85rem;font-weight:600}.badge.urgent{background:#fee2e2;color:var(--urgent)}.badge.warning{background:#fef3c7;color:var(--warning)}.badge.ok{background:#dcfce7;color:var(--success)}input,select,textarea{width:100%;font-size:1rem;padding:12px 14px;border:1px solid var(--border);border-radius:10px;margin-bottom:12px}button.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;font-size:1rem;font-weight:600;padding:12px 18px;border:none;border-radius:10px;cursor:pointer}button.btn:hover{background:var(--primary-dark)}button.btn-secondary{background:#e2e8f0;color:var(--text)}nav.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);display:grid;grid-template-columns:repeat(5,1fr);z-index:20}nav.bottom-nav button{background:none;border:none;padding:12px 4px;font-size:.9rem;font-weight:600;color:var(--muted);cursor:pointer}nav.bottom-nav button.active{color:var(--primary);border-top:3px solid var(--primary)}audio{width:100%;margin-top:10px}