/* ============================================
   DKS LEARNING - WEBSITE THEME CSS
   Central Theme Configuration for Colors & Buttons
   ============================================ */

/* ============================================
   1. COLOR PALETTE VARIABLES
   ============================================ */

:root {
    /* Primary – Deep Navy */
    --color-primary: #1F2937;
    --color-primary-dark: #111827;
    --color-primary-light: #374151;
    --color-primary-lighter: #E5E7EB;
    
    /* Secondary – Muted Green */
    --color-secondary: #5F7D6B;
    --color-secondary-dark: #486053;
    --color-secondary-light: #A7C2B2;
    
    /* Success / Accent Green */
    --color-success: #4ADE80;
    --color-success-dark: #22C55E;
    --color-success-light: #D1FADF;
    --color-success-hover: #34D399;
    
    /* Danger Colors */
    --color-danger: #dc3545;
    --color-danger-dark: #c82333;
    --color-danger-light: #f8d7da;
    --color-danger-hover: #c82333;
    
    /* Warning Colors */
    --color-warning: #ffc107;
    --color-warning-dark: #e0a800;
    --color-warning-light: #fff3cd;
    --color-warning-hover: #ffb300;
    
    /* Info Colors */
    --color-info: #17a2b8;
    --color-info-dark: #117a8b;
    --color-info-light: #d1ecf1;
    --color-info-hover: #138496;
    
    /* Neutral / Backgrounds */
    --color-gray-50: #F3F4F6;
    --color-gray-100: #E5E7EB;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #0B0F14;
    --color-white: #ffffff;
    --color-black: #000000;
    
    /* Text Colors */
    --text-primary: #E5E7EB;
    --text-secondary: #9CA3AF;
    --text-light: #6B7280;
    --text-white: #ffffff;
    
    /* Borders */
    --border-primary: #2A303C;
    --border-secondary: #3A414F;
    --border-light: #f3f4f6;
    
    /* Gradients (Premium look) - All set to vibrant red */
    --gradient-primary: #e6393a;
    --gradient-success: #e6393a;
    --gradient-info: #e6393a;
    --gradient-danger: #e6393a;
    --gradient-hero: linear-gradient(135deg, #1F2937 0%, #111827 100%);
    
    /* Shadows */
    --shadow-primary: rgba(0,0,0,0.45);
    --shadow-success: rgba(52, 211, 153, 0.35);
    --shadow-danger: rgba(250, 112, 154, 0.4);
    --shadow-info: rgba(79, 172, 254, 0.4);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.2);
    
    /* Additional Variables */
    --secondary-color: #5F7D6B;
    --bg-light: #F3F4F6;
    --border-radius: 6px;
    --transition: all 0.3s ease;
}

/* ============================================
   2. BUTTON STYLES - PRIMARY
   ============================================ */

.btn-primary,
button.btn-primary,
input[type="submit"].btn-primary,
a.btn-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--text-white);
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 6px;
    border: 1px solid var(--color-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

.btn-primary:hover,
.btn-primary:focus,
button.btn-primary:hover,
button.btn-primary:focus {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
    transform: translateY(-2px);
}

.btn-primary:active,
button.btn-primary:active {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(0);
}

.btn-primary:disabled,
button.btn-primary:disabled {
    background-color: var(--color-gray-400);
    border-color: var(--color-gray-400);
    cursor: not-allowed;
    opacity: 0.65;
}

.btn-primary.outline,
button.btn-primary.outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-primary.outline:hover,
button.btn-primary.outline:hover {
    background-color: var(--color-primary-lighter);
    color: var(--color-primary-dark);
}

/* ============================================
   3. BUTTON STYLES - SECONDARY
   ============================================ */

.btn-secondary,
button.btn-secondary,
input[type="submit"].btn-secondary,
a.btn-secondary {
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
    color: var(--text-white);
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 6px;
    border: 1px solid var(--color-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

.btn-secondary:hover,
.btn-secondary:focus,
button.btn-secondary:hover,
button.btn-secondary:focus {
    background-color: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
    box-shadow: 0 4px 12px rgba(108, 117, 125, 0.3);
    transform: translateY(-2px);
}

.btn-secondary:active,
button.btn-secondary:active {
    background-color: var(--color-secondary-dark);
    transform: translateY(0);
}

.btn-secondary:disabled,
button.btn-secondary:disabled {
    background-color: var(--color-gray-400);
    border-color: var(--color-gray-400);
    cursor: not-allowed;
    opacity: 0.65;
}

/* ============================================
   4. BUTTON STYLES - SUCCESS
   ============================================ */

.btn-success,
button.btn-success,
input[type="submit"].btn-success,
a.btn-success {
    background-color: var(--color-success);
    border-color: var(--color-success);
    color: var(--text-white);
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 6px;
    border: 1px solid var(--color-success);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

.btn-success:hover,
.btn-success:focus,
button.btn-success:hover,
button.btn-success:focus {
    background-color: var(--color-success-hover);
    border-color: var(--color-success-hover);
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
    transform: translateY(-2px);
}

.btn-success:active,
button.btn-success:active {
    background-color: var(--color-success-dark);
    transform: translateY(0);
}

.btn-success:disabled,
button.btn-success:disabled {
    background-color: var(--color-gray-400);
    border-color: var(--color-gray-400);
    cursor: not-allowed;
    opacity: 0.65;
}

/* ============================================
   5. BUTTON STYLES - DANGER
   ============================================ */

.btn-danger,
button.btn-danger,
input[type="submit"].btn-danger,
a.btn-danger {
    background-color: var(--color-danger);
    border-color: var(--color-danger);
    color: var(--text-white);
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 6px;
    border: 1px solid var(--color-danger);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

.btn-danger:hover,
.btn-danger:focus,
button.btn-danger:hover,
button.btn-danger:focus {
    background-color: var(--color-danger-hover);
    border-color: var(--color-danger-hover);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
    transform: translateY(-2px);
}

.btn-danger:active,
button.btn-danger:active {
    background-color: var(--color-danger-dark);
    transform: translateY(0);
}

.btn-danger:disabled,
button.btn-danger:disabled {
    background-color: var(--color-gray-400);
    border-color: var(--color-gray-400);
    cursor: not-allowed;
    opacity: 0.65;
}

/* ============================================
   6. BUTTON STYLES - WARNING
   ============================================ */

.btn-warning,
button.btn-warning,
input[type="submit"].btn-warning,
a.btn-warning {
    background-color: var(--color-warning);
    border-color: var(--color-warning);
    color: var(--text-primary);
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 6px;
    border: 1px solid var(--color-warning);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

.btn-warning:hover,
.btn-warning:focus,
button.btn-warning:hover,
button.btn-warning:focus {
    background-color: var(--color-warning-hover);
    border-color: var(--color-warning-hover);
    box-shadow: 0 4px 12px rgba(255, 193, 7, 0.3);
    transform: translateY(-2px);
}

.btn-warning:active,
button.btn-warning:active {
    background-color: var(--color-warning-dark);
    transform: translateY(0);
}

.btn-warning:disabled,
button.btn-warning:disabled {
    background-color: var(--color-gray-400);
    border-color: var(--color-gray-400);
    cursor: not-allowed;
    opacity: 0.65;
    color: var(--text-light);
}

/* ============================================
   7. BUTTON STYLES - INFO
   ============================================ */

.btn-info,
button.btn-info,
input[type="submit"].btn-info,
a.btn-info {
    background-color: var(--color-info);
    border-color: var(--color-info);
    color: var(--text-white);
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 6px;
    border: 1px solid var(--color-info);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

.btn-info:hover,
.btn-info:focus,
button.btn-info:hover,
button.btn-info:focus {
    background-color: var(--color-info-hover);
    border-color: var(--color-info-hover);
    box-shadow: 0 4px 12px rgba(23, 162, 184, 0.3);
    transform: translateY(-2px);
}

.btn-info:active,
button.btn-info:active {
    background-color: var(--color-info-dark);
    transform: translateY(0);
}

.btn-info:disabled,
button.btn-info:disabled {
    background-color: var(--color-gray-400);
    border-color: var(--color-gray-400);
    cursor: not-allowed;
    opacity: 0.65;
}

/* ============================================
   8. BUTTON STYLES - LIGHT
   ============================================ */

.btn-light,
button.btn-light,
input[type="submit"].btn-light,
a.btn-light {
    background-color: var(--color-white);
    border-color: var(--border-primary);
    color: var(--text-primary);
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 6px;
    border: 1px solid var(--border-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

.btn-light:hover,
.btn-light:focus,
button.btn-light:hover,
button.btn-light:focus {
    background-color: var(--color-gray-100);
    border-color: var(--color-gray-300);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.btn-light:active,
button.btn-light:active {
    background-color: var(--color-gray-200);
    transform: translateY(0);
}

/* ============================================
   9. BUTTON STYLES - DARK
   ============================================ */

.btn-dark,
button.btn-dark,
input[type="submit"].btn-dark,
a.btn-dark {
    background-color: var(--color-gray-900);
    border-color: var(--color-gray-900);
    color: var(--text-white);
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 6px;
    border: 1px solid var(--color-gray-900);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

.btn-dark:hover,
.btn-dark:focus,
button.btn-dark:hover,
button.btn-dark:focus {
    background-color: var(--color-gray-800);
    border-color: var(--color-gray-800);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

.btn-dark:active,
button.btn-dark:active {
    background-color: var(--color-black);
    transform: translateY(0);
}

/* ============================================
   10. BUTTON STYLES - GRADIENT
   ============================================ */

.btn-gradient-primary,
button.btn-gradient-primary {
    background: #e6393a;
    border: none;
    color: var(--text-white);
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(230, 57, 58, 0.4);
}

.btn-gradient-primary:hover,
button.btn-gradient-primary:hover {
    background: #d42a2b;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(230, 57, 58, 0.5);
}

.btn-gradient-success,
button.btn-gradient-success {
    background: #e6393a;
    border: none;
    color: var(--text-white);
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(230, 57, 58, 0.4);
}

.btn-gradient-success:hover,
button.btn-gradient-success:hover {
    background: #d42a2b;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(230, 57, 58, 0.5);
}

/* ============================================
   11. BUTTON SIZES
   ============================================ */

.btn-sm,
button.btn-sm {
    padding: 6px 12px;
    font-size: 0.875rem;
    border-radius: 4px;
}

.btn-lg,
button.btn-lg {
    padding: 14px 28px;
    font-size: 1.125rem;
    border-radius: 8px;
}

.btn-xl,
button.btn-xl {
    padding: 18px 36px;
    font-size: 1.25rem;
    border-radius: 10px;
}

.btn-block {
    display: block;
    width: 100%;
}

/* ============================================
   12. BUTTON GROUPS
   ============================================ */

.btn-group {
    display: inline-flex;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.btn-group .btn {
    margin: 0;
    border-radius: 0;
    flex: 1;
}

.btn-group .btn:first-child {
    border-radius: 6px 0 0 6px;
}

.btn-group .btn:last-child {
    border-radius: 0 6px 6px 0;
}

.btn-group .btn:not(:last-child) {
    border-right: none;
}

/* ============================================
   13. SPECIAL BUTTON STYLES
   ============================================ */

.btn-icon {
    padding: 10px 12px;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon-sm {
    width: 32px;
    height: 32px;
    padding: 6px;
}

.btn-icon-lg {
    width: 48px;
    height: 48px;
    padding: 12px;
}

.btn-rounded {
    border-radius: 25px;
    padding: 10px 24px;
}

.btn-rounded.btn-lg {
    padding: 14px 32px;
}

/* Floating Action Button */
.btn-fab {
    position: fixed;
    bottom: 30px;
    right: 30px;
    border-radius: 50%;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* ============================================
   14. BUTTON LOADING STATE
   ============================================ */

.btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.btn.loading::after {
    content: '';
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-left: 8px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* ============================================
   15. UTILITY CLASSES
   ============================================ */

/* Background Colors */
.bg-primary { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--color-secondary); }
.bg-success { background-color: var(--color-success); }
.bg-danger { background-color: var(--color-danger); }
.bg-warning { background-color: var(--color-warning); }
.bg-info { background-color: var(--color-info); }
.bg-light { background-color: var(--color-gray-100); }
.bg-dark { background-color: var(--color-gray-900); }
.bg-white { background-color: var(--color-white); }

/* Text Colors */
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-warning { color: var(--color-warning); }
.text-info { color: var(--color-info); }
.text-light { color: var(--color-gray-500); }
.text-dark { color: var(--color-gray-900); }
.text-white { color: var(--color-white); }
.text-muted { color: var(--color-gray-500); }

/* Border Colors */
.border-primary { border-color: var(--color-primary); }
.border-secondary { border-color: var(--color-secondary); }
.border-success { border-color: var(--color-success); }
.border-danger { border-color: var(--color-danger); }
.border-warning { border-color: var(--color-warning); }
.border-info { border-color: var(--color-info); }
.border-light { border-color: var(--color-gray-200); }
.border-dark { border-color: var(--color-gray-900); }

/* ============================================
   16. RESPONSIVE UTILITIES
   ============================================ */

@media (max-width: 768px) {
    .btn-fab {
        bottom: 20px;
        right: 20px;
        width: 48px;
        height: 48px;
    }
    
    .btn-group {
        flex-direction: column;
    }
    
    .btn-group .btn:not(:last-child) {
        border-right: 1px solid rgba(0, 0, 0, 0.1);
        border-bottom: none;
    }
    
    .btn-group .btn {
        border-radius: 0;
    }
    
    .btn-group .btn:first-child {
        border-radius: 6px 6px 0 0;
    }
    
    .btn-group .btn:last-child {
        border-radius: 0 0 6px 6px;
    }
}

/* ============================================
   17. ACCESSIBILITY
   ============================================ */

.btn:focus,
button:focus,
input[type="submit"]:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.btn:disabled,
button:disabled,
input:disabled {
    cursor: not-allowed;
}

/* High contrast mode support */
@media (prefers-contrast: more) {
    .btn {
        border-width: 2px;
        font-weight: 600;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .btn,
    button {
        transition: none;
    }
    
    .btn:hover,
    button:hover {
        transform: none;
    }
}

/* ============================================
   18. DARK-MODE GLASS-EFFECT CARDS
   ============================================ */

.card-dark {
    background: rgba(17, 24, 39, 0.85);
    border: 1px solid var(--border-primary);
    backdrop-filter: blur(6px);
    border-radius: 10px;
}

/* Perfect for course cards, instructor cards, pricing boxes */
.card-dark .card-title,
.card-dark .card-header {
    color: var(--text-primary);
}

.card-dark .card-body,
.card-dark .card-content {
    color: var(--text-secondary);
}

.card-dark:hover {
    border-color: var(--color-success);
    box-shadow: 0 8px 16px var(--shadow-success);
    transition: all 0.3s ease;
}

/* ============================================
   19. POLICY PAGES - TEXT COLOR OVERRIDES
   ============================================ */

/* Override text colors for policy pages to black/dark */
.terms-content,
.refund-content,
.cancellation-content,
.about-content,
.faq-content {
    color: #000000 !important;
}

.terms-content h1,
.terms-content h2,
.terms-content h3,
.terms-content h4,
.terms-content h5,
.terms-content h6,
.refund-content h1,
.refund-content h2,
.refund-content h3,
.refund-content h4,
.refund-content h5,
.refund-content h6,
.cancellation-content h1,
.cancellation-content h2,
.cancellation-content h3,
.cancellation-content h4,
.cancellation-content h5,
.cancellation-content h6,
.about-content h1,
.about-content h2,
.about-content h3,
.about-content h4,
.about-content h5,
.about-content h6,
.faq-content h1,
.faq-content h2,
.faq-content h3,
.faq-content h4,
.faq-content h5,
.faq-content h6 {
    color: #000000 !important;
    font-weight: 600;
}

.terms-content p,
.refund-content p,
.cancellation-content p,
.about-content p,
.faq-content p {
    color: #000000 !important;
    line-height: 1.6;
}

.terms-content li,
.refund-content li,
.cancellation-content li,
.about-content li,
.faq-content li {
    color: #000000 !important;
}

.terms-content a,
.refund-content a,
.cancellation-content a,
.about-content a,
.faq-content a {
    color: var(--color-primary) !important;
    text-decoration: none !important;
    font-weight: 500;
}

.terms-content a:hover,
.refund-content a:hover,
.cancellation-content a:hover,
.about-content a:hover,
.faq-content a:hover {
    color: var(--color-primary-dark) !important;
    text-decoration: underline !important;
}

/* Override Bootstrap's text-muted in policy pages */
.terms-content .text-muted,
.refund-content .text-muted,
.cancellation-content .text-muted,
.about-content .text-muted,
.faq-content .text-muted {
    color: #000000 !important;
}

/* Override any other text color utilities */
.terms-content [class*="text-"],
.refund-content [class*="text-"],
.cancellation-content [class*="text-"],
.about-content [class*="text-"],
.faq-content [class*="text-"] {
    color: #000000 !important;
}

.terms-content [class*="text-"] a,
.refund-content [class*="text-"] a,
.cancellation-content [class*="text-"] a,
.about-content [class*="text-"] a,
.faq-content [class*="text-"] a {
    color: var(--color-primary) !important;
}

/* ============================================
   END OF THEME CSS
   ============================================ */