/* Extracted from templates/login/signup.html */
@import url('/css/common.css?v=20260805-noto25');
* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Nanum Gothic', '나눔고딕', sans-serif; }
    body { display: flex; height: 100vh; background-color: #f8f9fa; color: #333; }
    .left-banner { flex: 1; background: linear-gradient(135deg, #0d3b66 0%, #051c33 100%); display: flex; flex-direction: column; justify-content: center; padding: 60px; color: #fff; position: relative; }
    .logo-container { margin-bottom: 40px; display: flex; align-items: baseline; gap: 12px; }
    .logo-text { font-size: 48px; font-weight: 900; color: #00f5d4; text-shadow: 0 4px 20px rgba(0, 245, 212, 0.15); }
    .logo-sub { color: rgba(255, 255, 255, 0.45); font-size: 18px; font-weight: 500; }
    .headline { font-size: 36px; font-weight: 700; line-height: 1.4; margin-bottom: 20px; }
    .subtext { font-size: 15px; color: #a5b5c9; line-height: 1.6; }

    .right-form { flex: 1.2; background-color: #ffffff; display: flex; flex-direction: column; justify-content: center; padding: 40px 80px; overflow-y: auto; }
    .form-container { width: 100%; max-width: 480px; margin: 0 auto; }
    .form-header { margin-bottom: 25px; }
    .form-header h2 { font-size: 24px; font-weight: 700; margin-bottom: 6px; }
    .form-header p { font-size: 13px; color: #666; }

    .input-group { margin-bottom: 16px; }
    .input-group label { display: block; font-size: 13px; font-weight: 600; color: #4a5568; margin-bottom: 6px; }

    .id-flex-row { display: flex; gap: 8px; }
    .check-btn { padding: 0 16px; background-color: #051c33; color: white; border: none; border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer; white-space: nowrap; }
    .check-btn:hover { background-color: #0d3b66; }

    .input-group input, .input-group select { width: 100%; padding: 12px 14px; border: 1px solid #e2e8f0; border-radius: 8px; font-size: 14px; background-color: #f8fafc; }
    .input-group input:focus, .input-group select:focus { outline: none; border-color: #0d3b66; background-color: #fff; box-shadow: 0 0 0 3px rgba(13, 59, 102, 0.1); }

    .msg-text { font-size: 12px; margin-top: 4px; font-weight: 500; display: block; }
    .form-alert { margin-bottom: 16px; padding: 11px 13px; border: 1px solid #fecaca; border-radius: 7px; background: #fef2f2; color: #b91c1c; font-size: 12px; font-weight: 600; }
    .submit-btn { width: 100%; padding: 14px; background-color: #00f5d4; color: #051c33; border: none; border-radius: 8px; font-size: 15px; font-weight: 700; cursor: pointer; margin-top: 10px; }
    .submit-btn:hover { background-color: #00d1b2; }
    .back-link { display: block; text-align: center; margin-top: 16px; color: #666; text-decoration: none; font-size: 13px; }
    .back-link:hover { text-decoration: underline; color: #0d3b66; }