/* Web Design AI - Bootstrap 5 Custom Styles */

/* Web Design AI Color Palette */
:root {
    --design-primary: #6366f1;      /* Indigo - main brand color */
    --design-secondary: #8b5cf6;    /* Purple - AI/creativity */
    --design-accent: #06b6d4;       /* Cyan - highlights */
    --design-primary-dark: #4f46e5;
    --design-secondary-dark: #7c3aed;
    --design-accent-dark: #0891b2;
}

/* Web Design AI background utility classes */
.bg-design-primary {
    background-color: var(--design-primary) !important;
}

.bg-design-secondary {
    background-color: var(--design-secondary) !important;
}

.bg-design-accent {
    background-color: var(--design-accent) !important;
}

.text-design-primary {
    color: var(--design-primary) !important;
}

.text-design-secondary {
    color: var(--design-secondary) !important;
}

.text-design-accent {
    color: var(--design-accent) !important;
}

.border-design-accent {
    border-color: var(--design-accent) !important;
}

.alert-design {
    background-color: rgba(99, 102, 241, 0.1);
    border-left: 4px solid var(--design-primary);
}

/* Custom Design Primary Navbar */
.navbar-custom {
    background-color: var(--design-primary) !important;
    padding: 0.75rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* White navbar toggler for mobile */
.navbar-toggler-white .navbar-toggler-icon {
    filter: invert(1);
}

/* Custom nav link styling */
.nav-link-custom {
    color: white !important;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    padding: 0.75rem 1.25rem !important;
    margin: 0 0.25rem;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    text-align: center;
    min-width: 80px;
    border: 2px solid transparent;
}

/* Nav link hover effect */
.nav-link-custom:hover {
    color: white !important;
    background-color: rgba(255, 255, 255, 0.2) !important;
    transform: translateY(-2px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

/* Active nav link state */
.nav-link-custom.active {
    color: white !important;
    background-color: var(--design-accent) !important;
    border: 2px solid var(--design-accent);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Content sections with Bootstrap */
.content-section {
    padding: 3rem 0;
}

.page-header-compact {
    background-color: var(--design-primary);
    padding: 2rem 0;
    margin-bottom: 2rem;
}

.page-header-compact h1 {
    color: white;
    margin: 0;
    font-size: 2rem;
    font-weight: 600;
}

/* Module overview cards */
.module-overview .card {
    border: none;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.module-overview .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

/* Highlight cards */
.highlight-card {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    margin-bottom: 1.5rem;
}

.highlight-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.highlight-card h3 {
    color: var(--design-primary);
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

/* Navigation buttons */
.navigation-buttons {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.btn-primary {
    background-color: var(--design-primary);
    border-color: var(--design-primary);
    font-weight: 600;
    color: white;
}

.btn-primary:hover {
    background-color: var(--design-primary-dark);
    border-color: var(--design-primary-dark);
    color: white;
}

.btn-secondary {
    background-color: var(--design-secondary);
    border-color: var(--design-secondary);
    font-weight: 600;
    color: white;
}

.btn-secondary:hover {
    background-color: var(--design-secondary-dark);
    border-color: var(--design-secondary-dark);
    color: white;
}

/* Override Bootstrap outline button styles for Design colors */
.btn-outline-primary {
    color: var(--design-primary);
    border-color: var(--design-primary);
    background-color: transparent;
}

.btn-outline-primary:hover {
    color: white;
    background-color: var(--design-primary);
    border-color: var(--design-primary);
}

/* Lesson content styling */
.lesson-content {
    max-width: 1200px;
    margin: 0 auto;
}

.lesson-objectives ul,
.lesson-notes ul {
    padding-left: 1.5rem;
}

.lesson-objectives li,
.lesson-notes li {
    margin-bottom: 0.5rem;
}

/* Note sections with Bootstrap */
.note-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid var(--design-accent);
}

.note-section h4,
.note-section h5 {
    color: var(--design-primary);
    margin-bottom: 1rem;
}

/* Video containers */
.video-container {
    margin: 2rem 0;
    text-align: center;
}

.video-container iframe {
    max-width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

/* Pre code blocks */
pre {
    background: #2d3748;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
}

code {
    background: #f1f3f4;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9rem;
}

pre code {
    background: none;
    padding: 0;
    color: inherit;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .nav-link-custom {
        margin: 0.25rem 0;
        min-width: auto;
        text-align: left;
    }

    .page-header-compact h1 {
        font-size: 1.5rem;
    }

    .content-section {
        padding: 2rem 0;
    }

    .highlight-card {
        margin-bottom: 1rem;
    }
}