/* admin_style.css */
/* CSS Variables for Theme Management */
:root {
    /* Light Theme */
    --light-bg-primary: #ffffff;
    --light-bg-secondary: #f8f9fa;
    --light-bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --light-text-primary: #2c3e50;
    --light-text-secondary: #7f8c8d;
    --light-text-muted: #95a5a6;
    --light-border-color: #e9ecef;
    --light-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    --light-backdrop: rgba(255, 255, 255, 0.95);
    --light-border: rgba(255, 255, 255, 0.3);
    
    /* Dark Theme */
    --dark-bg-primary: #1a1d23;
    --dark-bg-secondary: #2d3038;
    --dark-bg-gradient: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
    --dark-text-primary: #ecf0f1;
    --dark-text-secondary: #bdc3c7;
    --dark-text-muted: #95a5a6;
    --dark-border-color: #404857;
    --dark-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
    --dark-backdrop: rgba(26, 29, 35, 0.95);
    --dark-border: rgba(255, 255, 255, 0.1);
    
    /* Common Colors */
    --accent-primary: #3498db;
    --accent-success: #27ae60;
    --accent-danger: #e74c3c;
    --accent-warning: #f39c12;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Nirmala UI', 'Latha', 'Kartika', Arial, sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    line-height: 1.6;
    transition: all 0.4s ease;
}

/* Light Mode (Default) */
body {
    background: var(--light-bg-gradient);
    color: var(--light-text-primary);
}

.login-box {
    background: var(--light-backdrop);
    backdrop-filter: blur(10px);
    border: 1px solid var(--light-border);
    color: var(--light-text-primary);
}

.login-box h2 {
    color: var(--light-text-primary);
}

.login-box label {
    color: var(--light-text-primary);
}

.login-box input[type="text"],
.login-box input[type="password"] {
    background: var(--light-bg-secondary);
    border: 2px solid var(--light-border-color);
    color: var(--light-text-primary);
}

.login-box input[type="text"]:focus,
.login-box input[type="password"]:focus {
    background: var(--light-bg-primary);
    border-color: var(--accent-primary);
}

.login-box input::placeholder {
    color: var(--light-text-muted);
}

.login-security {
    color: var(--light-text-secondary);
    border-top: 1px solid var(--light-border-color);
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    body {
        background: var(--dark-bg-gradient);
        color: var(--dark-text-primary);
    }

    .login-box {
        background: var(--dark-backdrop);
        border: 1px solid var(--dark-border);
        color: var(--dark-text-primary);
        box-shadow: var(--dark-shadow);
    }

    .login-box h2 {
        color: var(--dark-text-primary);
    }

    .login-box label {
        color: var(--dark-text-secondary);
    }

    .login-box input[type="text"],
    .login-box input[type="password"] {
        background: var(--dark-bg-secondary);
        border: 2px solid var(--dark-border-color);
        color: var(--dark-text-primary);
    }

    .login-box input[type="text"]:focus,
    .login-box input[type="password"]:focus {
        background: var(--dark-bg-primary);
        border-color: var(--accent-primary);
    }

    .login-box input::placeholder {
        color: var(--dark-text-muted);
    }

    .login-security {
        color: var(--dark-text-secondary);
        border-top: 1px solid var(--dark-border-color);
    }
}

/* Common Login Box Styles */
.login-box {
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: var(--light-shadow);
    width: 100%;
    max-width: 400px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.login-box .organization-name {
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.2rem;
    font-weight: 800;
    position: relative;
    padding-bottom: 15px;
}

/* Header Styles */
.login-box h2 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.8em;
    font-weight: 600;
    position: relative;
    padding-bottom: 15px;
    transition: color 0.3s ease;
}

.login-box h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-primary), #2980b9);
    border-radius: 2px;
}

/* Form Elements */
.login-box label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.95em;
    margin-top: 10px;
    transition: color 0.3s ease;
}

.login-box input[type="text"],
.login-box input[type="password"] {
    width: 100%;
    padding: 14px 16px;
    border-radius: 10px;
    font-size: 1em;
    font-family: inherit;
    transition: all 0.3s ease;
}

.login-box input[type="text"]:focus,
.login-box input[type="password"]:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
    transform: translateY(-1px);
}

.login-box input[type="text"]::placeholder,
.login-box input[type="password"]::placeholder {
    font-style: italic;
}

/* Login Button */
.login-box button {
    width: 100%;
    background: linear-gradient(135deg, var(--accent-success), #2ecc71);
    color: white;
    border: none;
    padding: 15px;
    border-radius: 10px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(39, 174, 96, 0.3);
    position: relative;
    overflow: hidden;
}

.login-box button:hover {
    background: linear-gradient(135deg, #229954, var(--accent-success));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(39, 174, 96, 0.4);
}

.login-box button:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(39, 174, 96, 0.3);
}

/* Error Message */
.error {
    color: var(--accent-danger);
    text-align: center;
    margin-top: 15px;
    padding: 10px;
    background: #fdf2f2;
    border: 1px solid #f5c6cb;
    border-radius: 8px;
    font-size: 0.9em;
    font-weight: 500;
    animation: shake 0.5s ease-in-out;
}

@media (prefers-color-scheme: dark) {
    .error {
        background: #2c1a1a;
        border-color: #5c2c2c;
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Password Container */
.password-container {
    display: flex;
    gap: 8px;
}

.toggle-password {
    background: var(--light-bg-secondary);
    border: none;
    color: var(--light-text-muted);
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 6px;
    transition: all 0.3s ease;
    flex: 1;
}

@media (prefers-color-scheme: dark) {
    .toggle-password {
        background: var(--dark-bg-secondary);
        color: var(--dark-text-muted);
    }
}

.toggle-password:hover {
    color: var(--accent-primary);
    transform: scale(1.05);
}

#password {
    flex: 4;
}

/* Focus Accessibility */
.login-box input:focus,
.login-box button:focus {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* Animation for login box */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-box {
    animation: fadeInUp 0.6s ease-out;
}

/* Organization Branding */
.organization-logo {
    text-align: center;
    margin-bottom: 20px;
}

.organization-name {
    font-size: 1.2em;
    font-weight: 600;
    margin-top: 10px;
}

#loginBtn {
    margin-top: 20px;
}

/* Additional Security Features */
.login-security {
    text-align: center;
    margin-top: 20px;
    padding-top: 15px;
    font-size: 0.8em;
    transition: all 0.3s ease;
}

.login-security::before {
    content: '🔒';
    margin-right: 5px;
}

/* Responsive Design */
@media (max-width: 480px) {
    body {
        padding: 15px;
    }
    
    .login-box {
        padding: 30px 20px;
        border-radius: 15px;
    }
    
    .login-box h2 {
        font-size: 1.5em;
        margin-bottom: 25px;
    }
    
    .login-box input[type="text"],
    .login-box input[type="password"] {
        padding: 12px 14px;
        font-size: 0.95em;
    }
    
    .login-box button {
        padding: 14px;
        font-size: 1em;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}