/* 기본 변수 설정 */
:root {
    --primary: #2C5FC3;
    --primary-light: #5283E8;
    --primary-dark: #1C4491;
    --secondary: #56B345;
    --secondary-light: #78D567;
    --accent: #F8B400;
    --white: #ffffff;
    --light: #F9FBFD;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --dark-blue: #152A4A;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(30, 60, 100, 0.08);
    --shadow-lg: 0 8px 24px rgba(30, 60, 100, 0.12);
    
    --transition-normal: all 0.3s ease;
    --border-radius-sm: 5px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
}

/* 기본 스타일 초기화 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
   font-family: 'Noto Sans KR', sans-serif;
    color: var(--gray-800);
    background: linear-gradient(145deg, #EEF2F7 0%, #D5E2F2 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.6;
    overflow-x: hidden;
}

/* 메인 컨텐츠 영역 */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

/* 로그인 컨테이너 */
.login-container {
    display: flex;
    width: 100%;
    max-width: 900px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all 0.4s ease;
    background-color: var(--white);
    /* 항상 표시되도록 opacity:1로 설정 */
    opacity: 1; 
}

.login-container.active {
    transform: translateY(0);
}

/* 마우스 오버 효과는 약간의 그림자 변화만 줌 */
.login-container:hover {
    box-shadow: var(--shadow-lg), 0 10px 30px rgba(44, 95, 195, 0.15);
}

/* 로그인 이미지 영역 */
.login-image {
    flex: 1;
    background-image: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.6)), url('/user/assets/img/test.png');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 40px 35px;
    color: var(--white);
}

.login-image::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 30px;
    height: 100%;
    background: linear-gradient(to left, rgba(255, 255, 255, 0.1), transparent);
    z-index: 1;
}

.image-content {
    position: relative;
    z-index: 2;
}

.image-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.3;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.image-title span {    
    background-clip: text;
    color:#fff;
    font-weight: 800;
}

.image-description {
    font-size: 0.95rem;
    margin-bottom: 25px;
    line-height: 1.7;
    opacity: 0.9;
    max-width: 90%;
}

/* 기능 리스트 */
.feature-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.feature-item {
    background-color: rgba(255, 255, 255, 0.15);
    padding: 8px 14px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
}

.feature-item:hover {
    background-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.feature-icon {
    margin-right: 6px;
    font-size: 0.95rem;
}

/* 로그인 폼 컨테이너 */
.login-form-container {
    flex: 1;
    background-color: var(--white);
    padding: 40px 35px;
    display: flex;
    flex-direction: column;
}

.organization-logo {
    text-align: center;
    margin-bottom: 30px;
}

.organization-logo h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 3px;
}

.organization-logo p {
    font-size: 13px;
    color: var(--gray-600);
}

.login-title {
    font-size: 1.7rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--primary-dark);
    position: relative;
    text-align: center;
}

.login-title::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: 2px;
    margin: 10px auto 0;
}

/* 폼 요소 */
.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-group.input-focused label {
    color: var(--primary);
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--gray-700);
    font-size: 0.9rem;
    transition: var(--transition-normal);
}

.form-input {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius-md);
    font-size: 0.95rem;
    color: var(--gray-800);
    transition: var(--transition-normal);
    background-color: var(--gray-100);
}

.form-input::placeholder {
    color: var(--gray-500);
    opacity: 0.7;
}

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 114, 192, 0.15);
    outline: none;
    background-color: var(--white);
}

.form-input:focus + .form-label {
    color: var(--primary);
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 44px;
    background: none;
    border: none;
    cursor: pointer;
    opacity: 0.6;
    transition: var(--transition-normal);
}

.password-toggle:hover {
    opacity: 1;
}

.password-eye {
    display: inline-block;
    width: 16px;
    height: 16px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%236c757d'%3E%3Cpath d='M12 4.5C7 4.5 2.73 7.61 1 12c1.73 4.39 6 7.5 11 7.5s9.27-3.11 11-7.5c-1.73-4.39-6-7.5-11-7.5zM12 17c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5zm0-8c-1.66 0-3 1.34-3 3s1.34 3 3 3 3-1.34 3-3-1.34-3-3-3z'/%3E%3C/svg%3E");
    background-size: contain;
}

.password-eye.hide {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%236c757d'%3E%3Cpath d='M12 7c2.76 0 5 2.24 5 5 0 .65-.13 1.26-.36 1.83l2.92 2.92c1.51-1.26 2.7-2.89 3.43-4.75-1.73-4.39-6-7.5-11-7.5-1.4 0-2.74.25-3.98.7l2.16 2.16C10.74 7.13 11.35 7 12 7zM2 4.27l2.28 2.28.46.46C3.08 8.3 1.78 10.02 1 12c1.73 4.39 6 7.5 11 7.5 1.55 0 3.03-.3 4.38-.84l.42.42L19.73 22 21 20.73 3.27 3 2 4.27zM7.53 9.8l1.55 1.55c-.05.21-.08.43-.08.65 0 1.66 1.34 3 3 3 .22 0 .44-.03.65-.08l1.55 1.55c-.67.33-1.41.53-2.2.53-2.76 0-5-2.24-5-5 0-.79.2-1.53.53-2.2zm4.31-.78l3.15 3.15.02-.16c0-1.66-1.34-3-3-3l-.17.01z'/%3E%3C/svg%3E");
}

/* 체크박스와 링크 */
.form-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.remember-me {
    display: flex;
    align-items: center;
}

.checkbox-container {
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
}

.checkbox-input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    background-color: var(--gray-200);
    border: 2px solid var(--gray-400);
    border-radius: 20px;
    margin-right: 8px;
    position: relative;
    transition: var(--transition-normal);
}

.checkbox-input:checked ~ .checkbox-custom {
    background-color: var(--primary);
    border-color: var(--primary);
}

.checkbox-custom:after {
    content: "";
    position: absolute;
    display: none;
    left: 6px;
    top: 2px;
    width: 4px;
    height: 9px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-input:checked ~ .checkbox-custom:after {
    display: block;
}

.checkbox-label {
    font-size: 0.85rem;
    color: var(--gray-700);
    user-select: none;
}

.forgot-password {
    font-size: 0.85rem;
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-normal);
    position: relative;
}

.forgot-password:after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--primary);
    transition: var(--transition-normal);
}

.forgot-password:hover {
    color: var(--primary-dark);
}

.forgot-password:hover:after {
    width: 100%;
}

/* 로그인 버튼 */
.login-button {
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    color: var(--white);
    border: none;
    border-radius: var(--border-radius-md);
    padding: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    width: 100%;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 10px rgba(59, 114, 192, 0.2);
}

.login-button:hover {
    background: linear-gradient(90deg, var(--primary-dark), var(--primary));
    box-shadow: 0 6px 15px rgba(59, 114, 192, 0.3);
    transform: translateY(-2px);
}

.login-button:active {
    transform: translateY(0);
}

/* 계정 링크 */
.account-links {
    display: flex;
    justify-content: center;
    margin-top: 15px;
}

.account-link {
    color: var(--gray-600);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition-normal);
    position: relative;
    padding: 0 12px;
}

.account-link:after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 12px;
    right: 12px;
    height: 1px;
    background-color: var(--primary);
    opacity: 0;
    transition: var(--transition-normal);
}

.account-link:hover {
    color: var(--primary);
}

.account-link:hover:after {
    opacity: 1;
    bottom: -1px;
}

.account-link-separator {
    width: 1px;
    background-color: var(--gray-300);
}

/* 푸터 */
.footer {
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    padding: 20px 0;
    color: var(--gray-300);
    transition: var(--transition-normal);
    font-size: 0.85rem;
}

.footer-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.footer-title {
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--white);
    font-size: 1rem;
    letter-spacing: 0.5px;
}

.footer-address {
    margin-bottom: 12px;
    line-height: 1.7;
    font-size: 0.8rem;
    opacity: 0.8;
}

.footer-contact {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 12px;
}

.contact-item {
    display: flex;
    align-items: center;
    opacity: 0.9;
    transition: var(--transition-normal);
}

.contact-item:hover {
    opacity: 1;
    color: var(--white);
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin-right: 8px;
    font-size: 0.8rem;
    transition: var(--transition-normal);
}

.contact-item:hover .contact-icon {
    background-color: rgba(255, 255, 255, 0.2);
}

.contact-text {
    font-size: 0.8rem;
}

/* 반응형 스타일 */
@media (max-width: 850px) {
    .login-container {
        flex-direction: column;
        max-width: 500px;
    }

    .login-image {
        min-height: 260px;
        padding: 30px;
    }

    .image-title {
        font-size: 1.8rem;
    }   

    .login-form-container {
        padding: 35px 30px;
    }
}

@media (max-width: 576px) {
    .main-content {
        padding: 20px 15px;
    }

    .login-container {
        max-width: 100%;
    }

    .login-image {
        min-height: 220px;
        padding: 25px 20px;
    }

    .feature-list {
        gap: 8px;
    }

    .feature-item {
        padding: 6px 12px;
        font-size: 0.8rem;
    }

    .login-form-container {
        padding: 30px 20px;
    }

    .login-title {
        font-size: 1.5rem;
    }

    .form-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .account-links {
        flex-wrap: wrap;
        gap: 10px;
    }

    .account-link-separator {
        display: none;
    }

    .account-link {
        padding: 5px 10px;
    }

    .account-link:after {
        left: 10px;
        right: 10px;
    }
}