/* Enhanced Course Pages Styles with Vibrant Colors */

/* CRITICAL: Override mobile menu toggle positioning for course pages */
.mobile-menu-toggle {
    position: fixed !important;
    top: 25px !important;
    right: 25px !important;
    z-index: 99999 !important;
    transform: translateZ(0) !important;
}

/* Additional override - ensure no parent container affects positioning */
body .mobile-menu-toggle,
html .mobile-menu-toggle {
    position: fixed !important;
    top: 25px !important;
    right: 25px !important;
    z-index: 99999 !important;
    transform: translateZ(0) !important;
    left: auto !important;
    bottom: auto !important;
    margin: 0 !important;
    inset: auto !important;
}

/* Custom Scrollbar for all pages except index.html */
:root {
    --scrollbar-width: 8px;
    --scrollbar-track: rgba(0, 0, 0, 0.1);
    --scrollbar-thumb: linear-gradient(45deg, #3b82f6, #8b5cf6);
    --scrollbar-thumb-hover: linear-gradient(45deg, #2563eb, #7c3aed);
    
    /* Dynamic color variables */
    --primary-gradient: linear-gradient(135deg, #3b82f6, #8b5cf6);
    --secondary-gradient: linear-gradient(135deg, #ec4899, #f59e0b);
    --accent-gradient: linear-gradient(135deg, #10b981, #06b6d4);
    --card-bg: rgba(30, 30, 30, 0.8);
    --card-border: rgba(59, 130, 246, 0.3);
    --card-hover-border: rgba(59, 130, 246, 0.6);
}

/* Remove default scrollbar and add custom one */
* {
    scrollbar-width: thin;
    scrollbar-color: #3b82f6 rgba(0, 0, 0, 0.1);
}

/* Enhanced Webkit scrollbar styles */
::-webkit-scrollbar {
    width: var(--scrollbar-width);
    height: var(--scrollbar-width);
}

::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, #3b82f6, #8b5cf6);
    border-radius: 10px;
    transition: all 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(45deg, #ec4899, #f59e0b);
}

::-webkit-scrollbar-corner {
    background: var(--scrollbar-track);
}

/* Enhanced Scroll progress indicator */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--primary-gradient);
    z-index: 10001;
    transition: width 0.1s ease-out;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
    border-radius: 0 0 2px 0;
}

.scroll-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6, #06b6d4, #ec4899);
    background-size: 200% 100%;
    animation: scrollGradient 3s ease-in-out infinite;
}

@keyframes scrollGradient {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Course Hero Section */
.course-hero {
    position: relative;
    height: 50vh;
    min-height: 500px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.course-hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.course-hero-background video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: heroVideoZoom 20s ease-in-out infinite;
}

.course-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.7) 0%,
        rgba(0, 0, 0, 0.5) 50%,
        rgba(0, 0, 0, 0.8) 100%
    );
    z-index: 2;
}

.course-hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.course-hero-text {
    animation: heroContentSlideUp 1.5s ease-out forwards;
    opacity: 0;
    transform: translateY(50px);
}

.course-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 0.9;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    overflow: hidden;
}

.course-title-line {
    display: block;
    transform: translateY(100%);
    animation: titleLineSlide 1s ease-out forwards;
}

.course-title-line:nth-child(1) {
    animation-delay: 0.5s;
    background: linear-gradient(45deg, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.course-title-line:nth-child(2) {
    animation-delay: 0.8s;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.course-subtitle {
    font-size: 1.25rem;
    color: #e5e7eb;
    margin-bottom: 2rem;
    opacity: 0;
    animation: subtitleFadeIn 1s ease-out forwards 1.2s;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.course-hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: buttonsFadeIn 1s ease-out forwards 1.5s;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform: translateY(0);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(59, 130, 246, 0.6);
    background: var(--secondary-gradient);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-secondary {
    background: transparent;
    color: white;
    padding: 1rem 2rem;
    border: 2px solid transparent;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    background-clip: padding-box;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50px;
    padding: 2px;
    background: var(--primary-gradient);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: exclude;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
}

.btn-secondary:hover {
    color: white;
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(139, 92, 246, 0.4);
}

.btn-secondary:hover::before {
    background: var(--secondary-gradient);
}

/* Enhanced Course Content Styles */
.course-content {
    position: relative;
    z-index: 5;
    background: linear-gradient(180deg, #000000 0%, #0f0f0f 50%, #1a1a1a 100%);
    padding: 4rem 2rem;
    overflow: hidden;
}

.course-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.course-content .container {
    padding-left: 1rem;
    padding-right: 1rem;
    padding-top: 2rem;
    padding-bottom: 2rem;
}

/* Enhanced section headers */
.course-content h2 {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.course-content h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-gradient);
    border-radius: 1px;
    opacity: 0.6;
}

.course-content h3 {
    color: #e2e8f0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* Enhanced feature cards */
.course-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-item, .bg-gray-800\/50 {
    background: var(--card-bg) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: 16px !important;
    padding: 1.5rem !important;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.feature-item::before, .bg-gray-800\/50::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(59, 130, 246, 0.05) 50%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.feature-item:hover, .bg-gray-800\/50:hover {
    border-color: var(--card-hover-border) !important;
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.2);
}

.feature-item:hover::before, .bg-gray-800\/50:hover::before {
    opacity: 1;
}

.feature-item i, .bg-gray-800\/50 i {
    font-size: 1.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 4px rgba(59, 130, 246, 0.3));
}

/* Enhanced grid layouts for skills/software sections */
.grid {
    gap: 1.5rem !important;
}

.grid > div {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.grid > div::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(59, 130, 246, 0.1) 0%, 
        rgba(139, 92, 246, 0.1) 50%, 
        rgba(16, 185, 129, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.grid > div:hover {
    transform: translateY(-5px) scale(1.02);
    border-color: var(--card-hover-border);
    box-shadow: 0 15px 35px rgba(59, 130, 246, 0.2);
}

.grid > div:hover::before {
    opacity: 1;
}

/* Enhanced text colors */
.text-yellow-400 {
    background: var(--secondary-gradient) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
}

/* Software/tool icons with dynamic gradients */
.w-16.h-16 {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.w-16.h-16::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
}

.w-16.h-16:hover::after {
    animation: shimmer 0.6s ease-in-out;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
        opacity: 0;
    }
}

.course-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.course-image img:hover {
    transform: scale(1.05) rotateY(5deg);
    box-shadow: 0 35px 70px rgba(59, 130, 246, 0.3);
}

/* Animations */
@keyframes heroVideoZoom {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes heroContentSlideUp {
    0% {
        opacity: 0;
        transform: translateY(50px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes titleLineSlide {
    0% {
        transform: translateY(100%);
    }
    100% {
        transform: translateY(0);
    }
}

@keyframes subtitleFadeIn {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes buttonsFadeIn {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .course-hero {
        height: 60vh;
        min-height: 400px;
    }
    
    .course-title {
        font-size: 2.5rem;
        letter-spacing: 2px;
    }
    
    .course-subtitle {
        font-size: 1rem;
    }
    
    .course-hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 300px;
    }
    
    .course-features {
        grid-template-columns: 1fr;
    }
    
    .course-content {
        padding: 2rem 1rem;
    }
    
    .course-content .container {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
}

@media (max-width: 480px) {
    .course-title {
        font-size: 2rem;
        letter-spacing: 1px;
    }
    
    .course-hero {
        min-height: 350px;
    }
    
    .course-content {
        padding: 1.5rem 0.75rem;
    }
}

/* Scroll Progress JavaScript - Add to course pages */
/*
<script>
document.addEventListener('DOMContentLoaded', function() {
    const scrollProgress = document.querySelector('.scroll-progress');
    
    if (scrollProgress) {
        function updateScrollProgress() {
            const scrollTop = window.pageYOffset || document.documentElement.scrollTop;
            const documentHeight = document.documentElement.scrollHeight - document.documentElement.clientHeight;
            const scrollPercent = (scrollTop / documentHeight) * 100;
            
            scrollProgress.style.width = scrollPercent + '%';
        }
        
        window.addEventListener('scroll', updateScrollProgress);
        window.addEventListener('resize', updateScrollProgress);
        
        // Initial call
        updateScrollProgress();
    }
});
</script>
*/

/* --------------------------------------------------
   Course heading utilities (simple, professional)
   Usage:
   <h3 class="... course-heading ..."><span class="course-badge">AD3D</span> EDGE PLUS</h3>
   Or without badge:
   <h3 class="... course-heading ...">COMPOSITING AND EDITING PLUS</h3>
--------------------------------------------------- */
.course-heading {
    display: inline-flex;
    align-items: baseline;
    gap: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    padding-bottom: 0.2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.course-badge {
    display: inline-flex;
    align-items: center;
    height: 1.6rem;
    padding: 0 0.6rem;
    border-radius: 9999px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(2px);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    white-space: nowrap;
}

/* Subtle polish on hover/focus (non-intrusive) */
.course-heading:hover .course-badge,
.course-heading:focus-within .course-badge {
    border-color: rgba(255, 255, 255, 0.35);
    background: rgba(255, 255, 255, 0.1);
}

/* Mobile tweaks */
@media (max-width: 640px) {
    .course-heading {
        gap: 0.5rem;
        padding-bottom: 0.15rem;
    }
    .course-badge {
        height: 1.4rem;
        padding: 0 0.5rem;
        font-size: 0.7rem;
    }
}