:root {
    --primary: #00A3FF;
    --primary-dark: #0077BB;
    --primary-glow: rgba(0, 163, 255, 0.4);
    --secondary: #001529;
    --bg-dark: #050505;
    --bg-card: rgba(18, 18, 24, 0.7);
    --text-white: #FFFFFF;
    --text-dim: #A0AEC0;
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-white);
    font-family: 'Plus Jakarta Sans', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
.vault-name {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header & Navbar */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition);
}

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

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-logo {
    height: 45px;
    width: auto;
    object-fit: contain;
    border-radius: 4px;
}

.vault-name {
    font-size: 1.1rem;
    letter-spacing: 0.15em;
    margin-left: 0.75rem;
    color: var(--text-white);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dim);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

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

/* Buttons */
.btn-primary {
    background: var(--primary);
    color: white !important;
    padding: 0.8rem 2rem;
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    box-shadow: 0 4px 15px var(--primary-glow);
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--primary-glow);
}

.btn-secondary {
    border: 1px solid var(--glass-border);
    color: white !important;
    padding: 0.8rem 2rem;
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background-image: url('assets/hero_background.png');
    background-size: cover;
    background-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, var(--bg-dark) 90%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: rgba(0, 163, 255, 0.1);
    border: 1px solid var(--primary);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.2em;
    border-radius: 100px;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 0.9;
    margin-bottom: 2rem;
}

.hero h1 span {
    color: var(--primary);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.hero-btns {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--text-dim);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--text-dim);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--primary);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        transform: translate(-50%, 0);
        opacity: 1;
    }

    100% {
        transform: translate(-50%, 15px);
        opacity: 0;
    }
}

/* Philosophy Section */
.philosophy {
    padding: 8rem 0;
    background: var(--bg-dark);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.phi-card {
    padding: 3rem 2rem;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.phi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    transform: translateX(-100%);
    transition: 0.6s;
}

.phi-card:hover::before {
    transform: translateX(100%);
}

.phi-card:hover {
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(0, 163, 255, 0.3);
    transform: translateY(-10px);
}

.phi-card .icon {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 1.5rem;
    background: rgba(0, 163, 255, 0.1);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.phi-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    letter-spacing: 0.1em;
}

.phi-card p {
    color: var(--text-dim);
    font-size: 0.95rem;
    position: relative;
    z-index: 2;
}

.card-bg-img {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 150px;
    opacity: 0.1;
    z-index: 1;
    filter: grayscale(1);
    transition: var(--transition);
}

.phi-card:hover .card-bg-img {
    opacity: 0.3;
    filter: grayscale(0);
    transform: scale(1.1);
}

/* About Section */
.about {
    padding: 10rem 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.image-wrapper {
    position: relative;
}

.image-wrapper img {
    width: 100%;
    border-radius: 12px;
    transition: var(--transition);
}

.image-wrapper:hover img {
    transform: scale(1.02);
}

.img-accent {
    position: absolute;
    top: -20px;
    left: -20px;
    width: 60%;
    height: 60%;
    border: 2px solid var(--primary);
    z-index: -1;
    border-radius: 12px;
}

.section-tag {
    color: var(--primary);
    font-weight: 800;
    letter-spacing: 0.3em;
    font-size: 0.75rem;
    margin-bottom: 1rem;
}

.about h2 {
    font-size: 3rem;
    line-height: 1.1;
    margin-bottom: 2rem;
}

.about h2 span {
    color: var(--primary);
}

.about p {
    color: var(--text-dim);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.check-list {
    list-style: none;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.check-list li::before {
    content: '✓';
    color: var(--primary);
    font-weight: 900;
}

/* Services */
.services {
    padding: 8rem 0;
    background: linear-gradient(180deg, var(--bg-dark) 0%, #0a0a0f 100%);
}

.center {
    text-align: center;
}

.section-header {
    margin-bottom: 5rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.service-card {
    background: var(--bg-card);
    padding: 4rem 3rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    position: relative;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card-number {
    position: absolute;
    top: 2rem;
    right: 3rem;
    font-size: 4rem;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.03);
    font-family: 'Outfit';
}

.service-card h3 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--text-dim);
    margin-bottom: 2rem;
}

.arrow-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Podcast Section */
.podcast-section {
    padding: 8rem 0;
    background: rgba(255, 255, 255, 0.02);
}

.podcast-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    background: var(--bg-card);
    padding: 4rem;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
}

.spotify-btn {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    background: #1DB954;
    color: white !important;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 100px;
    font-weight: 800;
    margin-top: 2rem;
    transition: var(--transition);
}

.spotify-btn:hover {
    transform: scale(1.05);
    background: #1ed760;
    box-shadow: 0 10px 20px rgba(29, 185, 84, 0.3);
}

.podcast-embed {
    width: 100%;
}

/* CTA */
.cta-section {
    padding-bottom: 10rem;
}

.cta-card {
    background: linear-gradient(135deg, var(--primary) 0%, #0055FF 100%);
    padding: 6rem;
    border-radius: 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-card::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    top: -200px;
    right: -200px;
}

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

.cta-card h2 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.cta-card p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.btn-light {
    background: white;
    color: var(--primary) !important;
    padding: 1rem 3rem;
    border-radius: 100px;
    font-weight: 800;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: var(--transition);
}

.btn-light:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Footer */
footer {
    padding: 5rem 0 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5rem;
}

.footer-brand p {
    margin-top: 1rem;
    font-size: 0.8rem;
    color: var(--text-dim);
    letter-spacing: 0.1em;
}

.footer-links {
    display: flex;
    gap: 5rem;
}

.link-group h4 {
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.link-group a {
    display: block;
    color: var(--text-dim);
    text-decoration: none;
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
    transition: var(--transition);
}

.link-group a:hover {
    color: var(--primary);
}

.footer-bottom {
    display: flex;
    justify-content: border-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    justify-content: space-between;
    color: var(--text-dim);
    font-size: 0.85rem;
}

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

.legal a {
    color: var(--text-dim);
    text-decoration: none;
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 1s ease;
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 1s ease;
}

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

.reveal-up {
    opacity: 0;
    transform: translateY(100px);
    transition: all 1s ease;
}

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

/* Mobile Responsive */
@media (max-width: 968px) {
    .nav-links {
        display: none;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

    .cta-card {
        padding: 3rem 1.5rem;
    }

    .cta-card h2 {
        font-size: 2rem;
    }

    .hero h1 {
        font-size: 3.5rem;
    }
}