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

body {
    font-family: 'Arial', sans-serif;
    min-height: 100vh;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    transition: background-image 0.3s ease;
    /* animation: pageFadeIn 0.35s ease-out forwards; */
}

/* Page load fade-in mask */
@keyframes pageFadeIn {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

/* Dark Mode - Force all text to be light */
[data-theme="dark"] {
    color: #ffffff;
}

[data-theme="dark"] *,
[data-theme="dark"] p,
[data-theme="dark"] span,
[data-theme="dark"] div,
[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6,
[data-theme="dark"] label,
[data-theme="dark"] a,
[data-theme="dark"] button,
[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] select {
    color: #ffffff;
}

[data-theme="dark"] .text-secondary {
    color: #cccccc;
}

/* Theme Variables */
:root {
    --bg-primary: rgba(255, 255, 255, 0.1);
    --bg-secondary: rgba(255, 255, 255, 0.05);
    --text-primary: #1a1a1a;
    --text-secondary: #666;
    --border-color: rgba(255, 255, 255, 0.2);
    --accent-color: #5B9BD5;
}

[data-theme="dark"] {
    --bg-primary: rgba(0, 0, 0, 0.7);
    --bg-secondary: rgba(0, 0, 0, 0.4);
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --border-color: rgba(255, 255, 255, 0.15);
    --accent-color: #7BB8F0;
}

/* Glassmorphism */
.glass {
    background: var(--bg-primary);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Top Ribbon */
.top-ribbon {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 30px;
}

.logo {
    font-family: 'Arial Black', Arial, sans-serif;
    font-size: 24px;
    color: #5B9BD5;
    font-weight: 900;
    text-shadow: none;
}

/* Theme Toggle */
.theme-toggle {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 8px 16px;
    cursor: pointer;
    color: var(--text-primary);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.theme-toggle:hover {
    background: var(--bg-secondary);
}

/* Bottom Ribbon */
.bottom-ribbon {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 20px;
    text-align: center;
    font-size: 12px;
    color: var(--text-primary);
}

/* Main Content */
.main-content {
    margin-top: 90px;
    margin-bottom: 70px;
    min-height: calc(100vh - 160px);
}

/* Forms */
.form-container {
    max-width: 400px;
    margin: 50px auto;
    padding: 30px;
    border-radius: 15px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    backdrop-filter: blur(5px);
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: #5B9BD5;
    color: white;
}

.btn-primary:hover {
    background: #4A8AC4;
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

/* Cards */
.card {
    background: var(--bg-primary);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
}

.card-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    margin-bottom: 15px;
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.table th {
    background: var(--bg-secondary);
    font-weight: 600;
}

/* Ensure Sanrad logo color is consistent */
.logo {
    font-family: 'Arial Black', Arial, sans-serif;
    font-size: 24px;
    color: #5B9BD5 !important;
    font-weight: 900;
    text-shadow: none !important;
}

/* Force Sanrad logo color in both themes */
[data-theme="dark"] .logo,
[data-theme="light"] .logo {
    color: #5B9BD5 !important;
    text-shadow: none !important;
}

/* Dark Mode Specific Enhancements */
[data-theme="dark"] .glass {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .btn-primary {
    background: #7BB8F0;
    color: #000;
}

[data-theme="dark"] .btn-primary:hover {
    background: #6BA8E0;
}

[data-theme="dark"] .stat-card {
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .card-header {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] select {
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .form-group label {
    color: var(--text-secondary);
}

[data-theme="dark"] .user-info {
    color: #cccccc;
}

/* Force all elements to use white text in dark mode */
[data-theme="dark"] body,
[data-theme="dark"] .container,
[data-theme="dark"] .main-content,
[data-theme="dark"] .form-container,
[data-theme="dark"] .card,
[data-theme="dark"] .dashboard-grid,
[data-theme="dark"] .top-ribbon,
[data-theme="dark"] .bottom-ribbon,
[data-theme="dark"] .logo {
    color: #ffffff;
}

[data-theme="dark"] .card-header h3,
[data-theme="dark"] .card-header h4,
[data-theme="dark"] .card-header h5,
[data-theme="dark"] .card-header h6 {
    color: #ffffff;
}

[data-theme="dark"] .stat-value {
    color: #7BB8F0;
}

/* Glassmorphic buttons in dark mode - keep white text */
[data-theme="dark"] .btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Non-glassmorphic buttons that need dark text in dark mode */
.btn-warning,
.btn-warning:hover {
    background: #ffc107;
    color: #1a1a2e !important;
    border: none;
}
[data-theme="dark"] .btn-warning,
[data-theme="dark"] .btn-warning:hover,
[data-theme="dark"] .btn-warning * {
    background: #ffc107;
    color: #1a1a2e !important;
}

.btn-danger,
.btn-danger:hover {
    background: #dc3545;
    color: #ffffff !important;
    border: none;
}
[data-theme="dark"] .btn-danger,
[data-theme="dark"] .btn-danger * {
    color: #ffffff !important;
}

/* Alerts */
.alert {
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    border: 1px solid rgba(40, 167, 69, 0.3);
    color: #155724;
}

.alert-error {
    background: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.3);
    color: #721c24;
}

.alert-info {
    background: rgba(23, 162, 184, 0.1);
    border: 1px solid rgba(23, 162, 184, 0.3);
    color: #0c5460;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.stat-card {
    text-align: center;
    padding: 30px;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .top-ribbon {
        padding: 0 15px;
    }
    
    .logo {
        font-size: 18px;
    }
    
    .form-container {
        margin: 20px 15px;
        padding: 20px;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* Loading Spinner */
.spinner {
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}