/* 로그인 페이지 전용 스타일 */

body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
}

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 0;
}

.login-card {
    width: 100%;
    max-width: 450px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-top: -4px;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    padding: 40px 30px;
    text-align: center;
    margin-top: -4px;
    position: relative;
    overflow: hidden;
    color: white;
}

.login-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
    animation: float 20s infinite linear;
}

@keyframes float {
    0% {
        transform: translateX(0) translateY(0);
    }

    100% {
        transform: translateX(-50px) translateY(-50px);
    }
}

.login-header h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.login-header h1 .logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    padding: 4px;
    transition: transform 0.3s ease;
    margin-top: -4px;
}

.login-header h1 .logo:hover {
    transform: scale(1.05);
}

.login-header p {
    font-size: 16px;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.login-body {
    padding: 40px 30px;
    background: white;
}

.input-group {
    position: relative;
}

.input-group .form-control {
    padding-left: 45px;
    padding-right: 16px;
    position: relative;
    z-index: 1;
}

.input-group .form-control.has-toggle {
    padding-left: 16px;
    padding-right: 45px;
}

.input-group.password-field .input-icon {
    display: none !important;
}

.password-field .input-icon {
    display: none !important;
}

/* 비밀번호 필드에서 모든 왼쪽 아이콘 숨김 */
.has-toggle~.input-icon,
.has-toggle+.input-icon,
input[type="password"]~.input-icon,
input[type="password"]+.input-icon {
    display: none !important;
}

/* IE/Edge 브라우저의 기본 비밀번호 표시/숨김 버튼 제거 */
input::-ms-reveal,
input::-ms-clear {
    display: none;
}

.input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #6c757d;
    font-size: 16px;
    z-index: 3;
    pointer-events: none;
}

.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #6c757d;
    cursor: pointer;
    font-size: 16px;
    z-index: 3;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.login-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 25px 0;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
}

.remember-me input[type="checkbox"] {
    display: none;
}

.remember-me .checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid #ddd;
    border-radius: 4px;
    position: relative;
    transition: var(--transition);
}

.remember-me input[type="checkbox"]:checked+.checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.remember-me input[type="checkbox"]:checked+.checkmark::after {
    content: '';
    position: absolute;
    left: 3px;
    top: 3px;
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    margin-top: -4px;
}

.remember-text {
    color: var(--dark-color);
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.forgot-password:hover {
    text-decoration: underline;
}

.submit-section {
    margin-top: 30px;
}

.btn-login {
    width: 100%;
    padding: 15px;
    font-size: 18px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border: none;
    border-radius: var(--border-radius);
    margin-top: -4px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    color: white;
}

.btn-login:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.btn-login:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-login::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-login:hover::before {
    left: 100%;
}

.signup-link {
    text-align: center;
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid #e1e8ed;
}

.signup-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

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

/* 반응형 디자인 */
@media (max-width: 768px) {
    .login-container {
        padding: 10px;
    }

    .login-body {
        padding: 30px 20px;
    }

    .login-header h1 {
        font-size: 28px;
        flex-direction: column;
        gap: 8px;
    }

    .login-header h1 .logo {
        width: 36px;
        height: 36px;
    }

    .login-header p {
        font-size: 14px;
    }

    .login-options {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
}

/* 입력 필드 애니메이션 */
.form-control {
    transition: all 0.3s ease;
}

.form-control:focus {
    transform: translateY(-1px);
}

/* 로딩 상태 */
.btn-login.loading {
    pointer-events: none;
}

.logo {
    width: 50%;
    max-width: 200px;
    min-width: 120px;
}