/* ====================================================================
   관리자 로그인 화면 전용 CSS — /index.html 에서만 사용
   - 풀스크린 그라디언트 배경 + 가운데 카드형 로그인 박스
   - 반응형: 모바일/태블릿/PC 모두 동일 카드 사용 (폰트/패딩만 조정)
   - 폰트는 헤더와 동일한 Noto Sans KR 사용
   ==================================================================== */

/* ── 페이지 베이스 ───────────────────────────────────────────── */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #ec4899 100%);
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    color: #1f2937;
    padding: 24px;
    box-sizing: border-box;
}

/* ── 로그인 카드 ─────────────────────────────────────────────── */
.login-card {
    width: 100%;
    max-width: 420px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
    padding: 40px 32px;
    box-sizing: border-box;
}

/* ── 로고 / 타이틀 ───────────────────────────────────────────── */
.login-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 8px;
}

.login-brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    color: #fff;
    font-size: 20px;
}

.login-brand-text {
    font-size: 20px;
    font-weight: 700;
    color: #1f2937;
}

.login-title {
    margin: 12px 0 4px;
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    color: #1f2937;
}

.login-subtitle {
    margin: 0 0 28px;
    text-align: center;
    font-size: 14px;
    color: #6b7280;
}

/* ── 입력 영역 ───────────────────────────────────────────────── */
.login-form-group {
    margin-bottom: 16px;
}

.login-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 8px;
}

.login-input-wrap {
    position: relative;
}

.login-input-wrap .login-input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    font-size: 16px;
    pointer-events: none;
}

.login-input {
    width: 100%;
    height: 48px;
    padding: 0 44px 0 42px;
    border: 1px solid #d1d5db;
    border-radius: 10px;
    background: #f9fafb;
    font-size: 15px;
    color: #1f2937;
    box-sizing: border-box;
    transition: border-color 0.15s, box-shadow 0.15s, background-color 0.15s;
}

.login-input:focus {
    outline: none;
    border-color: #4f46e5;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

/* 비밀번호 보기/숨기기 토글 버튼 */
.login-eye-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: #9ca3af;
    cursor: pointer;
    border-radius: 6px;
    font-size: 14px;
}

.login-eye-btn:hover {
    color: #4b5563;
    background: #f3f4f6;
}

/* ── 제출 버튼 ───────────────────────────────────────────────── */
/* ── 자동 로그인 체크박스 ───────────────────────────────────────── */
.login-remember {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 2px 0 4px;
}

.login-remember-checkbox {
    width: 17px;
    height: 17px;
    margin: 0;
    accent-color: #4f46e5;
    cursor: pointer;
}

.login-remember-checkbox:disabled {
    cursor: not-allowed;
}

.login-remember-label {
    font-size: 14px;
    color: #4b5563;
    cursor: pointer;
    user-select: none;
}

.login-submit {
    width: 100%;
    height: 48px;
    margin-top: 8px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    color: #ffffff;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.15s, opacity 0.15s;
}

.login-submit:hover {
    box-shadow: 0 10px 24px rgba(79, 70, 229, 0.35);
}

.login-submit:active {
    transform: translateY(1px);
}

.login-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ── 에러 메시지 ─────────────────────────────────────────────── */
.login-error {
    margin: 0 0 16px;
    padding: 12px 14px;
    border-radius: 10px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ── 푸터 안내 ───────────────────────────────────────────────── */
.login-footer {
    margin-top: 24px;
    text-align: center;
    font-size: 13px;
    color: #6b7280;
}

/* ====================================================================
   반응형
   ==================================================================== */

/* 태블릿 이하 — 카드 패딩 약간 축소 */
@media (max-width: 768px) {
    .login-card {
        padding: 32px 24px;
        border-radius: 14px;
    }

    .login-title {
        font-size: 20px;
    }
}

/* 모바일 — 카드를 화면에 좀 더 밀착 */
@media (max-width: 480px) {
    body.login-body {
        padding: 16px;
    }

    .login-card {
        padding: 28px 20px;
    }

    .login-input,
    .login-submit {
        height: 46px;
        font-size: 14px;
    }
}