:root{--bg: #f5f7f6;--surface: #ffffff;--border: #e2e7e4;--text: #0f1a16;--muted: #5b6b64;--primary: #0b3d2e;--primary-contrast: #ffffff;--danger: #b3261e;--warning: #b36b00;--success: #1f6e3a;color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:16px;color:var(--text);background:var(--bg)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{margin:0;padding:0;min-height:100vh;min-height:100dvh;background:var(--bg)}body{padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}button{font:inherit;cursor:pointer}input,textarea,select{font:inherit}a{color:var(--primary)}.app-shell{max-width:560px;margin:0 auto;min-height:100dvh;display:flex;flex-direction:column;background:var(--bg)}.app-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--primary);color:var(--primary-contrast);box-shadow:0 1px 3px #0000001a}.app-header h1{font-size:1.05rem;font-weight:600;margin:0}.app-content{flex:1;padding:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 20px;border-radius:10px;border:1px solid transparent;font-weight:600;background:var(--primary);color:var(--primary-contrast);transition:opacity .15s ease}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.btn-ghost{background:transparent;color:var(--primary);border-color:var(--border)}.btn.btn-danger{background:var(--danger)}.input{width:100%;min-height:48px;padding:0 14px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text)}.input:focus{outline:2px solid var(--primary);outline-offset:1px}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px}.stack>*+*{margin-top:12px}.muted{color:var(--muted);font-size:.9rem}.banner{padding:12px 14px;border-radius:10px;font-size:.95rem}.banner-danger{background:#fdecea;color:var(--danger);border:1px solid #f5c6c1}.banner-warning{background:#fff4e1;color:var(--warning);border:1px solid #f3dcae}.banner-info{background:#e8f1ec;color:var(--primary);border:1px solid #cfe0d6}