/* ========================================
   Reset & Base Styles
   ======================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette - Dark & Gradient */
    --bg-primary: #0a0e27;
    --bg-secondary: #1a1d35;
    --bg-card: rgba(26, 29, 53, 0.6);

    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #00d4ff 0%, #667eea 100%);
    --gradient-accent: linear-gradient(90deg, #667eea, #764ba2, #00d4ff);

    --text-primary: #ffffff;
    --text-secondary: #b8bdd8;
    --text-muted: #7881a1;

    --accent-purple: #764ba2;
    --accent-blue: #667eea;
    --accent-cyan: #00d4ff;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "Microsoft YaHei", sans-serif;
    --font-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, monospace;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.8;
    font-size: 16px;
    overflow-x: hidden;
}

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


/* ========================================
   Navigation
   ======================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
}

.nav-brand {
    font-size: 1.2rem;
    font-weight: 600;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    background-image:
        radial-gradient(circle at 20% 30%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(118, 75, 162, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(60px, 60px);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 1.75rem;
    animation: fadeInUp 0.7s ease-out both;
}

.hero-logo img {
    display: block;
    width: 110px;
    height: 110px;
    border-radius: 24px;
    box-shadow:
        0 20px 50px rgba(244, 185, 66, 0.3),
        0 0 0 1px rgba(244, 185, 66, 0.2);
    transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.hero-logo img:hover {
    transform: translateY(-4px) rotate(-3deg);
}

@media (max-width: 640px) {
    .hero-logo img {
        width: 88px;
        height: 88px;
        border-radius: 20px;
    }
    .hero-logo {
        margin-bottom: 1.25rem;
    }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--text-secondary);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

/* Hero CTA — Book a Call with Helen */
.hero-cta {
    margin-top: 2.5rem;
    display: flex;
    justify-content: center;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-cta-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    padding: 1.05rem 1.5rem 1.05rem 1.85rem;
    background: linear-gradient(120deg,
        #667eea 0%,
        #764ba2 40%,
        #00d4ff 100%);
    background-size: 220% 220%;
    background-position: 0% 50%;
    color: #fff;
    text-decoration: none;
    border-radius: 999px;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.2px;
    box-shadow:
        0 12px 32px rgba(102, 126, 234, 0.45),
        0 0 0 1px rgba(255, 255, 255, 0.08) inset,
        0 1px 0 rgba(255, 255, 255, 0.25) inset;
    transition: transform 0.35s cubic-bezier(.2,.8,.2,1),
                box-shadow 0.4s ease,
                background-position 0.8s ease;
    overflow: hidden;
    isolation: isolate;
}

.hero-cta-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg,
        transparent 30%,
        rgba(255, 255, 255, 0.35) 50%,
        transparent 70%);
    transform: translateX(-110%);
    transition: transform 0.8s cubic-bezier(.2,.8,.2,1);
    z-index: 0;
    pointer-events: none;
}

.hero-cta-btn > * {
    position: relative;
    z-index: 1;
}

.hero-cta-btn:hover {
    transform: translateY(-3px);
    background-position: 100% 50%;
    box-shadow:
        0 20px 44px rgba(102, 126, 234, 0.55),
        0 0 36px rgba(0, 212, 255, 0.35),
        0 0 0 1px rgba(255, 255, 255, 0.12) inset,
        0 1px 0 rgba(255, 255, 255, 0.35) inset;
}

.hero-cta-btn:hover::before {
    transform: translateX(110%);
}

.hero-cta-icon {
    font-size: 1.1rem;
    line-height: 1;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.25));
}

.hero-cta-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.22);
    font-size: 0.95rem;
    line-height: 1;
    transition: transform 0.35s cubic-bezier(.2,.8,.2,1), background 0.3s ease;
}

.hero-cta-btn:hover .hero-cta-arrow {
    transform: translateX(4px);
    background: rgba(255, 255, 255, 0.35);
}

@media (max-width: 640px) {
    .hero-cta {
        margin-top: 2rem;
    }
    .hero-cta-btn {
        padding: 0.95rem 1.25rem 0.95rem 1.5rem;
        font-size: 0.98rem;
        gap: 0.65rem;
    }
    .hero-cta-arrow {
        width: 26px;
        height: 26px;
    }
}

.hero-description p {
    margin-bottom: 0.5rem;
}

.hero-description .highlight {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.2em;
    margin-top: var(--spacing-md);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Section Styles
   ======================================== */

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

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    text-align: center;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-content {
    max-width: 800px;
    margin: 0 auto;
}

.section-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 2;
}

.section-text p {
    margin-bottom: 0.5rem;
}

/* Glass Card Effect */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: var(--spacing-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 48px rgba(102, 126, 234, 0.2);
}

/* ========================================
   Mission Section
   ======================================== */

.mission {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

/* ========================================
   Explore the Lab Section
   ======================================== */

.explore-lab {
    background:
        radial-gradient(ellipse 70% 50% at 15% 5%, rgba(0, 212, 255, 0.08) 0%, transparent 55%),
        radial-gradient(ellipse 70% 50% at 85% 95%, rgba(167, 139, 250, 0.08) 0%, transparent 55%),
        linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
    overflow: hidden;
}

.explore-lab .container {
    position: relative;
    z-index: 1;
}

/* Section header */
.explore-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--spacing-lg);
}

.explore-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.45rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(10px);
    color: var(--text-secondary);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.explore-kicker-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent-cyan);
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.8);
    animation: pulseDot 2.2s ease-in-out infinite;
}

@keyframes pulseDot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.55; transform: scale(0.85); }
}

.explore-title {
    margin-bottom: 0.85rem;
}

.explore-lede {
    color: var(--text-secondary);
    font-size: 1.08rem;
    line-height: 1.7;
    margin: 0 auto;
    max-width: 600px;
}

/* Grid */
.explore-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
    max-width: 1100px;
    margin: 0 auto;
}

/* Card base */
.explore-card {
    --card-accent: #667eea;
    --card-accent-2: #764ba2;
    --card-glow: rgba(102, 126, 234, 0.25);
    --card-wash-1: rgba(102, 126, 234, 0.22);
    --card-wash-2: rgba(118, 75, 162, 0.16);

    position: relative;
    display: flex;
    flex-direction: column;
    padding: 2.25rem 2.1rem 2rem;
    background:
        radial-gradient(140% 90% at 0% 0%, var(--card-wash-1) 0%, transparent 55%),
        radial-gradient(130% 100% at 100% 100%, var(--card-wash-2) 0%, transparent 55%),
        #161a3a;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    color: var(--text-primary);
    text-decoration: none;
    overflow: hidden;
    isolation: isolate;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.05),
        0 4px 16px rgba(0, 0, 0, 0.25);
    transition: transform 0.35s cubic-bezier(.2,.7,.2,1), border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Top accent bar */
.explore-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--card-accent), var(--card-accent-2));
    opacity: 0.95;
    box-shadow: 0 0 20px var(--card-glow);
    transition: opacity 0.3s ease, height 0.3s ease, box-shadow 0.3s ease;
    z-index: 1;
}

/* Decorative color blob top-right */
.explore-card::after {
    content: '';
    position: absolute;
    top: -140px;
    right: -90px;
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--card-glow) 0%, transparent 65%);
    pointer-events: none;
    z-index: 0;
    opacity: 0.75;
    transition: opacity 0.45s ease, transform 0.45s ease;
}

.explore-card > * {
    position: relative;
    z-index: 2;
}

.explore-card:hover {
    transform: translateY(-6px);
    border-color: var(--card-accent);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 24px 50px -16px var(--card-glow),
        0 12px 24px -14px rgba(0, 0, 0, 0.55);
}

.explore-card:hover::before {
    height: 5px;
    box-shadow: 0 2px 28px var(--card-glow);
}

.explore-card:hover::after {
    opacity: 1;
    transform: scale(1.08);
}

/* Per-card themes */
.explore-card--community {
    --card-accent: #00d4ff;
    --card-accent-2: #667eea;
    --card-glow: rgba(0, 212, 255, 0.32);
    --card-wash-1: rgba(0, 212, 255, 0.22);
    --card-wash-2: rgba(102, 126, 234, 0.18);
}

.explore-card--valuestack {
    --card-accent: #a78bfa;
    --card-accent-2: #764ba2;
    --card-glow: rgba(167, 139, 250, 0.34);
    --card-wash-1: rgba(167, 139, 250, 0.22);
    --card-wash-2: rgba(118, 75, 162, 0.18);
}

.explore-card--openclaw {
    --card-accent: #ff8a65;
    --card-accent-2: #f06292;
    --card-glow: rgba(255, 138, 101, 0.34);
    --card-wash-1: rgba(255, 138, 101, 0.22);
    --card-wash-2: rgba(240, 98, 146, 0.18);
}

.explore-card--podcast {
    --card-accent: #ffd54f;
    --card-accent-2: #ff8a65;
    --card-glow: rgba(255, 213, 79, 0.32);
    --card-wash-1: rgba(255, 213, 79, 0.20);
    --card-wash-2: rgba(255, 138, 101, 0.16);
}

/* Top row: icon badge + eyebrow */
.explore-card-top {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.4rem;
}

.explore-card-badge {
    position: relative;
    width: 56px;
    height: 56px;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background:
        linear-gradient(135deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02)),
        linear-gradient(135deg, var(--card-accent), var(--card-accent-2));
    background-blend-mode: overlay, normal;
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.25),
        0 8px 24px -8px var(--card-glow);
    transition: transform 0.5s cubic-bezier(.2,.7,.2,1);
}

.explore-card:hover .explore-card-badge {
    transform: rotate(-6deg) scale(1.06);
}

.explore-card-icon {
    font-size: 1.75rem;
    line-height: 1;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.25));
}

.explore-card-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.72rem;
    color: var(--text-secondary);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
    margin: 0;
}

.explore-eyebrow-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--card-accent);
    box-shadow: 0 0 8px var(--card-glow);
}

/* Title */
.explore-card h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.9rem;
    line-height: 1.25;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

/* Body */
.explore-card-body {
    color: var(--text-secondary);
    font-size: 0.97rem;
    line-height: 1.7;
    margin-bottom: 1.25rem;
    flex: 1;
}

.explore-card-body strong {
    color: var(--card-accent);
    font-weight: 700;
}

/* Stat chips */
.explore-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.4rem;
}

.explore-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.8rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(0, 0, 0, 0.25);
    color: var(--card-accent);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    transition: border-color 0.3s ease, color 0.3s ease, background 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.explore-card:hover .explore-chip {
    border-color: var(--card-accent);
    background: var(--card-glow);
    color: var(--text-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px var(--card-glow);
}

/* CTA link */
.explore-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: var(--card-accent);
    font-weight: 600;
    font-size: 0.98rem;
    margin-top: auto;
    transition: color 0.3s ease, gap 0.3s ease;
}

.explore-card-arrow {
    display: inline-grid;
    place-items: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--card-accent), var(--card-accent-2));
    color: #fff;
    font-size: 0.8rem;
    line-height: 1;
    transition: transform 0.35s cubic-bezier(.2,.7,.2,1);
    box-shadow: 0 4px 14px -4px var(--card-glow);
}

.explore-card:hover .explore-card-link {
    gap: 0.7rem;
}

.explore-card:hover .explore-card-arrow {
    transform: translateX(4px);
}

@media (max-width: 768px) {
    .explore-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    .explore-card {
        padding: 1.85rem 1.6rem 1.7rem;
    }
    .explore-card h3 {
        font-size: 1.4rem;
    }
    .explore-card-badge {
        width: 50px;
        height: 50px;
    }
    .explore-card-icon {
        font-size: 1.55rem;
    }
    .explore-header {
        margin-bottom: 2.5rem;
    }
}

/* ========================================
   What We Do Section
   ======================================== */

.what-we-do {
    background: var(--bg-secondary);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: var(--spacing-md);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.card:hover::before {
    transform: scaleX(1);
}

.card:hover {
    transform: translateY(-8px);
    border-color: rgba(102, 126, 234, 0.3);
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.2);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ========================================
   Videos Section
   ======================================== */

.videos {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
}

.video-carousel {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.carousel-container {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.carousel-track {
    display: flex;
    transition: transform 1s ease-in-out;
}

.video-item {
    min-width: 100%;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.video-wrapper {
    position: relative;
    width: 100%;
    max-width: 800px;
    aspect-ratio: 16 / 9;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.video-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.video-title {
    margin-top: var(--spacing-md);
    text-align: center;
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 600;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
}

.carousel-btn:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.4);
}

.carousel-btn.prev-btn {
    left: 20px;
}

.carousel-btn.next-btn {
    right: 20px;
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: var(--spacing-md);
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator:hover {
    background: rgba(102, 126, 234, 0.5);
    border-color: rgba(102, 126, 234, 0.8);
}

.indicator.active {
    background: var(--gradient-primary);
    border-color: transparent;
    transform: scale(1.2);
}

/* Video CTA Section */
.video-cta {
    text-align: center;
    padding: var(--spacing-sm) 0;
    margin-bottom: var(--spacing-md);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.video-cta-title {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.video-cta-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0;
    line-height: 1.6;
}

.video-cta-desc a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.video-cta-desc a:hover {
    color: var(--accent-blue);
    text-decoration: underline;
}

/* YouTube Channel Section */
.youtube-channel {
    width: 100%;
    max-width: 800px;
    aspect-ratio: 16 / 9;
    border-radius: 16px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.youtube-content {
    text-align: center;
    max-width: 500px;
}

.youtube-content h3 {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.youtube-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.youtube-btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.youtube-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.5s ease, height 0.5s ease;
    z-index: 1;
}

.youtube-btn:hover::before {
    width: 300px;
    height: 300px;
}

.youtube-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.5);
}

.youtube-btn span {
    position: relative;
    z-index: 2;
}

/* ========================================
   Events Section
   ======================================== */

.events {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 50%, var(--bg-secondary) 100%);
    position: relative;
}

/* Upcoming Events */
.upcoming-events {
    margin-bottom: var(--spacing-xl);
}

.event-highlight {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 2px solid transparent;
    border-image: var(--gradient-primary) 1;
    border-radius: 24px;
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.event-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.6s ease;
}

.event-highlight:hover::before {
    left: 100%;
}

.event-highlight:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.3);
    border-image: var(--gradient-secondary) 1;
}

.event-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
    animation: pulse-badge 2s ease-in-out infinite;
}

@keyframes pulse-badge {
    0%, 100% {
        box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
    }
    50% {
        box-shadow: 0 0 30px rgba(102, 126, 234, 0.8);
    }
}

.event-highlight h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.event-description {
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: var(--spacing-md);
}

.event-description p {
    margin-bottom: var(--spacing-sm);
}

.event-description strong {
    color: var(--accent-cyan);
    font-weight: 600;
}

.event-details {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-primary);
    font-size: 1.05rem;
}

.detail-item .icon {
    font-size: 1.3rem;
}

.event-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.event-cta p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.05rem;
}

.event-cta .small-text {
    font-size: 0.85rem;
    line-height: 1.2;
    margin: 0rem 0 0rem;
    opacity: 0.8;
    font-style: italic;
}

.cta-btn {
    display: inline-block;
    padding: 1rem 3rem;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.cta-btn span {
    position: relative;
    z-index: 2;
}

.cta-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.5s ease, height 0.5s ease;
    z-index: 1;
}

.cta-btn:hover::before {
    width: 300px;
    height: 300px;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

/* Past Events Timeline */
.past-events {
    max-width: 900px;
    margin: 0 auto;
}

.timeline-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    position: relative;
}

.timeline-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    margin: var(--spacing-sm) auto 0;
    border-radius: 2px;
}

.timeline {
    position: relative;
    padding-left: 50px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-purple), var(--accent-blue), var(--accent-cyan));
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -42px;
    top: 8px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gradient-secondary);
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.6);
    z-index: 2;
}

.timeline-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: var(--spacing-sm);
    height: fit-content;
}

.timeline-date .month {
    font-size: 1.2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.timeline-date .year {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.timeline-content {
    flex: 1;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: var(--spacing-md);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: translateX(10px);
    border-color: rgba(102, 126, 234, 0.3);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.2);
}

.timeline-content h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.timeline-content .location {
    color: var(--text-secondary);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.timeline-content .location .icon {
    color: var(--accent-cyan);
}

.recap-btn {
    display: inline-block;
    margin-top: var(--spacing-sm);
    padding: 0.6rem 1.5rem;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.recap-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

/* ========================================
   Why Us Section
   ======================================== */

.why-us {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

/* ========================================
   About Helen Section
   ======================================== */

.about-helen {
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.about-helen::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(118, 75, 162, 0.15) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.about-photo {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-photo img {
    width: 100%;
    max-width: 320px;
    height: auto;
    border-radius: 20px;
    position: relative;
    z-index: 2;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.about-photo img:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 80px rgba(102, 126, 234, 0.4);
}

.photo-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    max-width: 320px;
    border-radius: 20px;
    background: var(--gradient-primary);
    opacity: 0.3;
    filter: blur(40px);
    z-index: 1;
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.about-text h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text .role {
    font-size: 1.1rem;
    color: var(--accent-cyan);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.about-text .bio {
    color: var(--text-secondary);
    line-height: 2;
}

.about-text .bio p {
    margin-bottom: var(--spacing-sm);
    font-size: 1.05rem;
}

.social-links {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links h4 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.links-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.8rem 1.2rem;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #ffffff;
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    transform: translateY(-3px);
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.2);
    background: rgba(102, 126, 234, 0.1);
    color: #ffffff;
}

.social-link .icon {
    font-size: 1.2rem;
}

/* ========================================
   Subscribe Section
   ======================================== */

.subscribe {
    background: var(--bg-secondary);
    position: relative;
}

.subscribe-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.subscribe-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin: var(--spacing-md) 0;
    line-height: 1.8;
}

.subscribe-text p {
    margin: 0;
}

.subscribe-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ========================================
   Join Section
   ======================================== */

.join {
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.join::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.join-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.join-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 2;
}

.join-cta {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: var(--spacing-md);
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
}

.contact-btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.contact-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left 0.3s ease;
    z-index: -1;
}

.contact-btn:hover::before {
    left: 0;
}

.contact-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    border-color: transparent;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    background: var(--bg-secondary);
    padding: var(--spacing-md) 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 768px) {
    .nav-links {
        gap: var(--spacing-sm);
    }

    .nav-links a {
        font-size: 0.85rem;
    }

    .hero {
        min-height: 90vh;
        padding: var(--spacing-lg) 0;
    }

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

    section {
        padding: var(--spacing-lg) 0;
    }

    .glass-card {
        padding: var(--spacing-md);
    }

    .section-title {
        margin-bottom: var(--spacing-md);
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        text-align: center;
    }

    .about-photo img {
        max-width: 250px;
    }

    .timeline {
        padding-left: 30px;
    }

    .timeline::before {
        left: 8px;
    }

    .timeline-item {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .timeline-item::before {
        left: -25px;
        top: 5px;
    }

    .timeline-date {
        width: fit-content;
    }

    .event-details {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .nav-brand {
        font-size: 1rem;
    }

    .nav-links a {
        display: none;
    }

    .hero-description {
        font-size: 1rem;
    }

    .contact-links {
        width: 100%;
    }

    .contact-btn {
        width: 100%;
        text-align: center;
    }
}

/* ========================================
   Animations & Effects
   ======================================== */

/* Scroll reveal animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Gradient animation */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.gradient-text-animated {
    background: var(--gradient-accent);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
}