:root{--navy: #0b2545;--navy-light: #163a63;--gold: #d4a958;--gold-light: #e6c98a;--bg: #f6f7fa;--card: #ffffff;--text: #1c2536;--text-muted: #6b7280;--danger: #d64545;--radius: 16px;--shadow: 0 8px 24px rgba(11, 37, 69, .08)}*{box-sizing:border-box}body{margin:0;font-family:Pretendard,Apple SD Gothic Neo,system-ui,sans-serif;background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent}.app-shell{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);padding-bottom:72px}.top-bar{background:var(--navy);color:#fff;padding:20px 20px 28px;border-radius:0 0 24px 24px}.top-bar .greeting{font-size:14px;opacity:.8}.top-bar .title{font-size:22px;font-weight:700;margin-top:4px}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin:-16px 16px 16px}.card+.card{margin-top:16px}.exp-bar-track{height:10px;background:#e9edf3;border-radius:999px;overflow:hidden}.exp-bar-fill{height:100%;background:linear-gradient(90deg,var(--gold),var(--gold-light));border-radius:999px;transition:width .4s ease}.btn-primary{width:100%;padding:14px;border-radius:12px;border:none;background:var(--navy);color:#fff;font-weight:600;font-size:15px;cursor:pointer}.btn-primary:disabled{opacity:.5;cursor:not-allowed}input[type=text],input[type=password]{width:100%;padding:12px 14px;border-radius:10px;border:1px solid #d9dde3;font-size:15px;margin-bottom:12px}.error-text{color:var(--danger);font-size:13px;margin-bottom:8px}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;text-align:center}.stat-grid .value{font-size:18px;font-weight:700;color:var(--navy)}.stat-grid .label{font-size:12px;color:var(--text-muted);margin-top:2px}.badge-chip{display:inline-flex;align-items:center;gap:6px;background:#fff7ea;border:1px solid var(--gold-light);color:var(--navy);padding:6px 10px;border-radius:999px;font-size:13px}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;display:flex;background:#fff;border-top:1px solid #eef0f3;box-shadow:0 -4px 16px #0b25450f;padding-bottom:env(safe-area-inset-bottom,0)}.bottom-nav-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:10px 0 8px;border:none;background:none;color:var(--text-muted);font-size:11px;cursor:pointer}.bottom-nav-btn.active{color:var(--navy);font-weight:700}