/* ============================================
   ADMIN LOGIN CSS
   ============================================ */

/* ============================================
   BASE
   ============================================ */
body {
    
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    font-family: var(--font-family);
}

/* ============================================
   LOGIN CONTAINER
   ============================================ */
.login-container {
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
}

.login-box {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 45px 40px 35px;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.5s ease-out;
    position: relative;
    overflow: hidden;
}

.login-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   HEADER
   ============================================ */
.login-header {
    text-align: center;
    margin-bottom: 35px;
}

.login-logo-wrapper {
    margin-bottom: 15px;
}

.login-logo {
    max-width: 80px;
    height: auto;
    display: inline-block;
}

.login-header h1 {
    color: var(--text-dark);
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 5px 0;
    letter-spacing: -0.5px;
}

.login-subtitle {
    color: var(--text-light);
    font-size: 14px;
    margin: 0;
    font-weight: 400;
}

/* ============================================
   ERROR & SUCCESS CONTAINERS
   ============================================ */
.error-container,
.success-container {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    animation: slideUp 0.3s ease;
}

.error-container {
    background: #fff5f5;
    border-left: 4px solid #e53e3e;
    color: #e53e3e;
}

.success-container {
    background: #f0fff4;
    border-left: 4px solid #38a169;
    color: #38a169;
}

.error-icon,
.success-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.error-message-text,
.success-message-text {
    flex: 1;
}

/* ============================================
   FORM
   ============================================ */
.login-form {
    margin-top: 5px;
}

.form-group {
    margin-bottom: 22px;
}

.form-label {
    display: block;
    color: var(--text-medium);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
}

.label-icon {
    margin-right: 6px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-size: 15px;
    transition: var(--transition);
    background: var(--bg-light);
    color: var(--text-dark);
    font-family: var(--font-family);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-input.error {
    border-color: var(--danger);
    background: #fff5f5;
}

.form-input.error:focus {
    box-shadow: 0 0 0 3px rgba(252, 129, 129, 0.1);
}

.form-hint {
    color: var(--text-lighter);
    font-size: 12px;
    margin-top: 5px;
}

.form-group.has-error .form-hint {
    color: var(--danger);
}

/* ============================================
   PASSWORD TOGGLE
   ============================================ */
.password-wrapper {
    position: relative;
}

.password-wrapper .form-input {
    padding-right: 50px;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 18px;
    padding: 8px;
    border-radius: 50%;
    transition: var(--transition);
    color: var(--text-lighter);
}

.toggle-password:hover {
    background: var(--bg-gray);
    color: var(--text-dark);
}

.toggle-password:focus {
    outline: none;
}

/* ============================================
   FORM OPTIONS
   ============================================ */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.remember-me {
    display: flex;
    align-items: center;
    cursor: pointer;
    color: var(--text-medium);
    font-size: 14px;
    user-select: none;
}

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

.remember-me .checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-medium);
    border-radius: 4px;
    margin-right: 8px;
    transition: var(--transition);
    position: relative;
    flex-shrink: 0;
}

.remember-me input:checked + .checkmark {
    background: var(--primary);
    border-color: var(--primary);
}

.remember-me input:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
}

.remember-me:hover .checkmark {
    border-color: var(--primary);
}

.remember-text {
    font-weight: 500;
}

.forgot-password {
    color: var(--primary);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

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

/* ============================================
   LOGIN BUTTON
   ============================================ */
.login-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-family);
    min-height: 52px;
}

.login-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.login-btn:active:not(:disabled) {
    transform: translateY(0);
}

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

.login-btn.loading {
    background: #667eea;
}

/* Button loader */
.loader {
    width: 22px;
    height: 22px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.6s linear infinite;
    display: inline-block;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============================================
   FOOTER LINKS
   ============================================ */
.login-footer-links {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-light);
}

.footer-text {
    color: var(--text-light);
    font-size: 14px;
}

.register-link {
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    margin-left: 5px;
    transition: var(--transition);
}

.register-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ============================================
   FOOTER
   ============================================ */
.login-footer {
    text-align: center;
    margin-top: 25px;
    padding-top: 20px;
}

.login-footer p {
    color: var(--text-lighter);
    font-size: 13px;
    margin: 0;
}

.login-footer .version {
    font-size: 11px;
    margin-top: 4px;
    opacity: 0.6;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 480px) {
    .login-box {
        padding: 30px 20px 25px;
    }
    
    .login-header h1 {
        font-size: 24px;
    }
    
    .form-options {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    
    .login-btn {
        font-size: 15px;
        min-height: 48px;
    }
    
    .error-container,
    .success-container {
        font-size: 13px;
        padding: 10px 14px;
    }
}

@media (max-width: 360px) {
    .login-box {
        padding: 20px 15px;
    }
    
    .login-header h1 {
        font-size: 20px;
    }
    
    .form-input {
        font-size: 14px;
        padding: 10px 14px;
    }
}