/* ==========================================================================
   CSS Variables & Typography
   ========================================================================== */
:root {
    /* Colors */
    --bg-color: #050505;
    --bg-surface: #111111;
    --bg-surface-elevated: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a1a1a6;
    --text-muted: #86868b;

    /* Accents (Premium blue/purple hues for tech feel) */
    --accent-primary: #2997ff;
    --accent-gradient: linear-gradient(135deg, #2997ff 0%, #bf5af2 100%);
    --accent-glow: rgba(41, 151, 255, 0.2);

    /* Borders */
    --border-color: rgba(255, 255, 255, 0.1);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-heading: 'Outfit', var(--font-sans);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-normal: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-slow: 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    font-weight: 500;
    letter-spacing: -0.03em;
}

a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-primary);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.section-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: var(--spacing-lg);
}

.section-text {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.section-text.large-text {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--text-primary);
    line-height: 1.4;
    font-family: var(--font-heading);
    font-weight: 400;
}

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

.text-center .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

.text-muted {
    color: var(--text-muted);
}

.text-gradient {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-primary {
    background: var(--text-primary);
    color: var(--bg-color);
}

.btn-primary:hover {
    background: var(--text-secondary);
    transform: scale(1.02);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.02);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 1rem 0;
    transition: all var(--transition-normal);
}

.header.scrolled {
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.nav-link:hover {
    color: var(--text-primary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 5rem;
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 30%, rgba(41, 151, 255, 0.15) 0%, rgba(5, 5, 5, 1) 60%);
    z-index: -1;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.03);
}

.hero-title {
    font-size: clamp(3rem, 7vw, 5.5rem);
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    letter-spacing: -0.04em;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    max-width: 650px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.scroll-indicator:hover {
    opacity: 1;
}

.scroll-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-arrow {
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-10px);
    }

    60% {
        transform: translateY(-5px);
    }
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    aspect-ratio: 4/5;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.about-image-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60%;
    height: 60%;
    background: var(--accent-gradient);
    filter: blur(80px);
    opacity: 0.3;
}

.about-image-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: rgba(255, 255, 255, 0.1);
}

.about-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: relative;
    z-index: 10;
}

/* ==========================================================================
   Authority Section
   ========================================================================== */
.authority {
    padding-top: 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
}

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

.stat-icon {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    opacity: 0.8;
}

.stat-title {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.stat-desc {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* ==========================================================================
   YouTube Section
   ========================================================================== */
.youtube-section {
    background: linear-gradient(to bottom, var(--bg-color), var(--bg-surface));
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.video-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    group: video;
    transition: transform var(--transition-fast);
}

.video-card:hover {
    transform: translateY(-5px);
}

.video-thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.thumbnail-placeholder {
    width: 100%;
    height: 100%;
    transition: transform var(--transition-slow);
}

.video-card:hover .thumbnail-placeholder {
    transform: scale(1.05);
}

.bg-gradient-1 {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
}

.bg-gradient-2 {
    background: linear-gradient(135deg, #0f2027, #203a43);
}

.bg-gradient-3 {
    background: linear-gradient(135deg, #23074d, #cc5333);
}

.play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3.5rem;
    color: white;
    z-index: 10;
    opacity: 0.8;
    transition: all var(--transition-fast);
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.5));
}

.video-card:hover .play-icon {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
    color: #ff0000;
    /* YouTube red on hover */
}

.video-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent-primary);
    font-weight: 600;
}

.video-title {
    font-size: 1.25rem;
    line-height: 1.4;
    transition: color var(--transition-fast);
}

.video-card:hover .video-title {
    color: var(--accent-primary);
}

.video-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(41, 151, 255, 0.05), transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.service-card:hover {
    background: var(--bg-surface-elevated);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon-wrapper {
    width: 48px;
    height: 48px;
    background: rgba(41, 151, 255, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-sm);
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.service-desc {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* ==========================================================================
   Lifestyle Section
   ========================================================================== */
.lifestyle {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.view-height-section {
    min-height: 80vh;
}

.lifestyle-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(20, 20, 20, 0.9), rgba(5, 5, 5, 1)),
        url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23ffffff" fill-opacity="0.03"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z" /%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
    z-index: -1;
}

.lifestyle-content {
    max-width: 700px;
}

/* ==========================================================================
   Community Section
   ========================================================================== */
.community-box {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    overflow: hidden;
}

.community-content {
    padding: var(--spacing-lg);
}

.benefit-list {
    margin-top: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.benefit-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
}

.benefit-list i {
    color: var(--accent-primary);
    font-size: 1.25rem;
}

.community-visual {
    background: linear-gradient(135deg, var(--bg-surface-elevated), var(--bg-color));
    display: flex;
    align-items: center;
    justify-content: center;
    border-left: 1px solid var(--border-color);
}

.graphic-element {
    width: 60%;
    aspect-ratio: 1;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(41, 151, 255, 0.2) 0%, transparent 70%);
    border: 1px dashed rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.8);
    animation: slowSpin 20s linear infinite;
}

@keyframes slowSpin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* ==========================================================================
   Testimonials Section
   ========================================================================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}

.quote-icon {
    font-size: 1.5rem;
    color: var(--accent-primary);
    opacity: 0.5;
    margin-bottom: 1rem;
}

.testimonial-text {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-surface-elevated);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-muted);
}

.author-info strong {
    display: block;
    font-weight: 500;
}

.author-info span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    background: var(--bg-surface);
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-quote {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-col a {
    display: block;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.footer-col a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.footer-legal a {
    color: var(--text-muted);
    margin-left: 1rem;
}

/* ==========================================================================
   Animations & Reveal Classes
   ========================================================================== */
.reveal-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-up.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* ==========================================================================
   Media Queries
   ========================================================================== */
@media (max-width: 992px) {

    .about-grid,
    .footer-top {
        grid-template-columns: 1fr;
    }

    .community-box {
        grid-template-columns: 1fr;
    }

    .community-visual {
        min-height: 250px;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 5rem;
        --spacing-lg: 3rem;
    }

    .nav,
    .btn-small {
        display: none;
        /* Mobile menu needed */
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .footer-bottom {
        flex-direction: column-reverse;
        gap: 1rem;
        text-align: center;
    }
}