/* Modern Demo Page Styles - Award-Winning Design */

/* Animated Background */
@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

/* Demo Container */
.demo-container {
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Animated Gradient Background */
.demo-container::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #f093fb 50%, #4facfe 75%, #00f2fe 100%);
    background-size: 400% 400%;
    animation: gradient-shift 15s ease infinite;
    z-index: -2;
}

.demo-container::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 40% 20%, rgba(139, 92, 246, 0.2) 0%, transparent 50%);
    z-index: -1;
    animation: pulse 8s ease-in-out infinite;
}

/* Hero Section */
.hero-section {
    padding: var(--spacing-3xl) var(--spacing-md) var(--spacing-2xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: float 20s ease-in-out infinite;
    pointer-events: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: var(--z-base);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 50%, #c7d2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 80px rgba(255, 255, 255, 0.5);
    letter-spacing: -0.04em;
    line-height: 1.1;
    animation: float 6s ease-in-out infinite;
}

.gradient-text {
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 3vw, 1.5rem);
    margin-bottom: var(--spacing-xl);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-normal);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: var(--line-height-relaxed);
}

.hero-demo {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-xl), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-demo:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.hero-text {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    margin: 0;
    color: var(--color-text-primary);
    line-height: var(--line-height-relaxed);
}

/* Section Styles */
.py-5 {
    padding-top: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
}

.mb-5 {
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    text-align: center;
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
}

.section-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
    text-align: center;
    font-weight: var(--font-weight-normal);
}

/* Feature Cards */
.feature-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    height: 100%;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left var(--transition-slow);
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-2xl), var(--shadow-glow);
    border-color: rgba(255, 255, 255, 0.2);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    display: inline-block;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.feature-card h3 {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xl);
}

.feature-card p {
    color: var(--color-text-secondary);
    margin: 0;
    line-height: var(--line-height-relaxed);
}

/* Grid System */
.row {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--spacing-md);
    margin: 0;
}

.col-12 {
    grid-column: span 12;
}

.col-md-4 {
    grid-column: span 12;
}

.col-lg-10 {
    grid-column: span 12;
}

@media (min-width: 768px) {
    .col-md-4 {
        grid-column: span 4;
    }
}

@media (min-width: 992px) {
    .col-lg-10 {
        grid-column: span 10;
        grid-column-start: 2;
    }
}

.justify-content-center {
    justify-content: center;
}

.text-center {
    text-align: center;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.g-4 {
    gap: var(--spacing-md);
}

.mt-4 {
    margin-top: var(--spacing-md);
}

/* Example Sections */
.example-section {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.example-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.example-section:hover::after {
    opacity: 1;
}

.example-section:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl), var(--shadow-glow);
    border-color: rgba(255, 255, 255, 0.2);
}

.example-title {
    color: var(--color-text-primary);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.example-description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-relaxed);
}

.example-demo {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid;
    border-image: var(--gradient-primary) 1;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.3);
}

.demo-text {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    margin: 0;
    color: var(--color-text-primary);
}

/* Code Blocks */
.code-block {
    background: #0d1117;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    overflow-x: auto;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5), var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.code-block:hover {
    transform: translateY(-2px);
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5), var(--shadow-xl);
}

.code-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.code-block pre {
    margin: 0;
    font-family: var(--font-family-mono);
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    line-height: var(--line-height-relaxed);
    color: #c9d1d9;
}

.code-block code {
    color: #c9d1d9;
    background: transparent;
    padding: 0;
    font-size: inherit;
}

/* API Table */
.api-table {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-xl);
    overflow-x: auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.api-table table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.api-table thead {
    background: var(--gradient-primary);
    color: white;
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.api-table thead th {
    border: none;
    padding: var(--spacing-md);
    font-weight: var(--font-weight-semibold);
    text-align: left;
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.api-table tbody tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: background var(--transition-fast);
}

.api-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.api-table tbody td {
    padding: var(--spacing-md);
    vertical-align: middle;
    color: var(--color-text-secondary);
}

.api-table code {
    background: rgba(99, 102, 241, 0.2);
    padding: 0.25em 0.5em;
    border-radius: var(--radius-sm);
    font-size: 0.9em;
    color: var(--color-primary-light);
    font-weight: var(--font-weight-semibold);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

/* Footer */
.footer-section {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    margin-top: var(--spacing-3xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-text {
    color: var(--color-text-secondary);
    margin: 0;
    font-size: var(--font-size-base);
    padding: var(--spacing-lg);
    text-align: center;
}

/* Additional Animations */
@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scale-in {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Stagger animations for feature cards */
@media (prefers-reduced-motion: no-preference) {
    .feature-card {
        opacity: 0;
        animation: fade-in-up 0.6s ease-out forwards;
    }
    
    .feature-card:nth-child(1) {
        animation-delay: 0.1s;
    }
    
    .feature-card:nth-child(2) {
        animation-delay: 0.2s;
    }
    
    .feature-card:nth-child(3) {
        animation-delay: 0.3s;
    }
    
    .example-section {
        opacity: 0;
        animation: fade-in-up 0.8s ease-out forwards;
    }
    
    .example-section:nth-child(1) { animation-delay: 0.1s; }
    .example-section:nth-child(2) { animation-delay: 0.2s; }
    .example-section:nth-child(3) { animation-delay: 0.3s; }
    .example-section:nth-child(4) { animation-delay: 0.4s; }
    .example-section:nth-child(5) { animation-delay: 0.5s; }
    .example-section:nth-child(6) { animation-delay: 0.6s; }
    .example-section:nth-child(7) { animation-delay: 0.7s; }
    .example-section:nth-child(8) { animation-delay: 0.8s; }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-xl);
    }
    
    .example-section {
        padding: var(--spacing-md);
    }
    
    .code-block {
        padding: var(--spacing-md);
    }
    
    .api-table {
        padding: var(--spacing-md);
    }
    
    .feature-card {
        margin-bottom: var(--spacing-md);
    }
    
    .row {
        grid-template-columns: 1fr;
    }
    
    .col-md-4 {
        grid-column: span 12;
    }
}

/* Prism.js Customizations */
.token.tag,
.token.attr-name,
.token.namespace,
.token.deleted {
    color: #ff7b72;
}

.token.string,
.token.char,
.token.attr-value,
.token.regex,
.token.variable {
    color: #a5d6ff;
}

.token.number,
.token.boolean,
.token.function {
    color: #79c0ff;
}

.token.keyword,
.token.operator {
    color: #ff7b72;
}

.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
    color: #8b949e;
}

.token.punctuation {
    color: #c9d1d9;
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: var(--color-text-primary);
}

::-moz-selection {
    background: rgba(99, 102, 241, 0.3);
    color: var(--color-text-primary);
}