/* 회원가입 페이지 전용 스타일 */

.signup-main {
    min-height: calc(100vh - 200px);
    padding: 80px 0 100px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
}

/* 다크모드 배경 */
[data-theme="dark"] .signup-main {
    background: var(--bg-color);
}

.signup-section {
    display: flex;
    align-items: center;
    justify-content: center;
}

.signup-card {
    background: var(--card-bg, white);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 3rem;
    width: 100%;
    max-width: 480px;
}

.signup-title {
    font-family: 'Ethnocentric', 'Orbitron', 'Noto Sans KR', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.signup-subtitle {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 1rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 2rem;
}

.signup-form .form-group {
    margin-bottom: 1.25rem;
}

.form-group-row {
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
}

.form-group-flex {
    flex: 1;
}

.btn-duplicate {
    padding: 12px 20px;
    background: var(--bg-light);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
}

.btn-duplicate:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.btn-duplicate.btn-available {
    background: #059669;
    color: white;
    border-color: #059669;
    cursor: default;
}

.btn-duplicate.btn-available:hover {
    background: #059669;
    color: white;
    border-color: #059669;
}

.duplicate-result {
    display: none;
    margin-top: 0.5rem;
    padding: 10px 14px;
    font-size: 0.95rem;
    font-family: 'Noto Sans KR', sans-serif;
    border-radius: 8px;
    font-weight: 500;
}

.duplicate-result.duplicate {
    display: block;
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.signup-form .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
    font-family: 'Noto Sans KR', sans-serif;
}

.signup-form .form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.signup-form .form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-hint {
    display: block;
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 0.25rem;
}

.checkbox-group .checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: 400 !important;
}

.checkbox-group .checkbox-label input {
    width: auto;
    accent-color: var(--primary-color);
}

.btn-signup {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
    margin: 1rem 0 1.5rem;
}

.login-link-text {
    text-align: center;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 0.95rem;
    color: var(--text-light);
}

.login-link-text a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

.login-link-text a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .signup-main {
        padding: 60px 20px 80px;
    }

    .signup-card {
        padding: 2rem 1.5rem;
    }

    .signup-title {
        font-size: 1.75rem;
    }

    .form-group-row {
        flex-direction: column;
        align-items: stretch;
    }
}