/* feature0_auth_login: 로그인 페이지 전용 스타일 */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans KR', sans-serif;
    background: linear-gradient(135deg, #f0f4ff 0%, #e8f5e9 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-wrap {
    width: 100%;
    max-width: 400px;
    padding: 16px;
}

.auth-card {
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.10);
    padding: 48px 40px 40px;
}

.auth-logo {
    text-align: center;
    margin-bottom: 32px;
}
.auth-logo h1 {
    font-size: 2rem;
    font-weight: 800;
    color: #111827;
    letter-spacing: -0.03em;
}
.auth-logo p {
    margin-top: 6px;
    font-size: 0.875rem;
    color: #6b7280;
}

.auth-form .form-group {
    margin-bottom: 16px;
}
.auth-form label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 6px;
}
.auth-form input {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid #e5e7eb;
    border-radius: 10px;
    font-size: 0.9375rem;
    color: #111827;
    background: #f9fafb;
    transition: border-color .2s, box-shadow .2s;
    outline: none;
}
.auth-form input:focus {
    border-color: #6366f1;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}

.btn-login {
    width: 100%;
    padding: 13px;
    margin-top: 8px;
    background: #6366f1;
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background .2s, transform .1s;
}
.btn-login:hover { background: #4f46e5; }
.btn-login:active { transform: scale(0.98); }
.btn-login:disabled { background: #a5b4fc; cursor: not-allowed; }

.auth-error {
    margin-top: 14px;
    padding: 10px 14px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 8px;
    color: #dc2626;
    font-size: 0.8125rem;
    display: none;
}
.auth-error.visible { display: block; }

.auth-footer {
    margin-top: 28px;
    text-align: center;
    font-size: 0.75rem;
    color: #9ca3af;
}