:root {
    --primary: #ffffff;
    --dark: #0f1613;
    --dark-section: #141c18;
    --accent: #dcf3e8;
    --text-muted: rgba(255,255,255,0.7);
    --font-main: 'Outfit', sans-serif;
    --font-heading: 'Playfair Display', serif;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--dark);
    color: var(--primary);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 400;
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('assets/hero_bg.png');
    background-size: cover;
    background-position: center;
    z-index: -2;
    transform: scale(1.25);
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(15,22,19,0.3) 0%, rgba(15,22,19,0.7) 70%, rgba(15,22,19,1) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 900px;
    padding: 0 2rem;
    z-index: 10;
}

.hero h1 {
    font-size: clamp(3.5rem, 8vw, 7rem);
    line-height: 1.05;
    margin-bottom: 1.8rem;
    letter-spacing: -1px;
}

.hero h1 span {
    font-style: italic;
    color: var(--accent);
}

.hero p {
    font-size: clamp(1.1rem, 1.5vw, 1.4rem);
    color: var(--text-muted);
    font-weight: 300;
    max-width: 650px;
    margin: 0 auto 4rem;
}

/* Scroll indicator */
.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    opacity: 0.6;
}

.scroll-indicator .line {
    width: 1px;
    height: 70px;
    background: rgba(255,255,255,0.15);
    position: relative;
    overflow: hidden;
}

.scroll-indicator .line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    animation: scrollLine 2s cubic-bezier(0.77, 0, 0.175, 1) infinite;
}

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

/* Split Section */
.split-section {
    display: flex;
    flex-wrap: wrap;
    min-height: 100vh;
    padding: 8vw 8%;
    align-items: center;
    background: var(--dark);
    gap: 4rem;
}

.content-side {
    flex: 1 1 400px;
    padding-right: 4rem;
}

.image-side {
    flex: 1 1 500px;
}

@media (max-width: 992px) {
    .content-side {
        padding-right: 0;
        text-align: center;
    }
    .split-section p {
        margin: 0 auto;
    }
}

.eyebrow {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--accent);
    margin-bottom: 1.5rem;
    display: block;
    font-weight: 600;
}

.split-section h2 {
    font-size: clamp(2.5rem, 4vw, 4.5rem);
    margin-bottom: 2rem;
    line-height: 1.1;
}

.split-section p {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 550px;
    line-height: 1.8;
}

.img-wrapper {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    height: 65vh;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.05);
}

.img-wrapper img {
    width: 100%;
    height: 130%;
    object-fit: cover;
    object-position: center;
}

/* Full width feature */
.full-width-feature {
    position: relative;
    height: 110vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.purity-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.purity-bg img {
    width: 100%;
    height: 120%;
    object-fit: cover;
}

.full-width-feature::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15,22,19,0.5);
    z-index: -1;
}

.glass-panel {
    background: rgba(20, 30, 25, 0.4);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: 5rem 4rem;
    border-radius: 30px;
    border: 1px solid rgba(255,255,255,0.08);
    text-align: center;
    max-width: 800px;
    margin: 0 2rem;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.glass-panel h2 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 2rem;
}

.glass-panel p {
    font-size: 1.2rem;
    color: var(--text-muted);
    line-height: 1.8;
}

/* Benefits Grid */
.benefits {
    padding: 10vw 8%;
    background: var(--dark-section);
}

.section-title {
    text-align: center;
    margin-bottom: 6rem;
}

.section-title h2 {
    font-size: clamp(2.5rem, 4vw, 4rem);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    max-width: 1300px;
    margin: 0 auto;
}

.benefit-card {
    padding: 3.5rem 2.5rem;
    background: rgba(255,255,255,0.02);
    border-radius: 24px;
    border: 1px solid rgba(255,255,255,0.03);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
}

.benefit-card:hover {
    transform: translateY(-15px);
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.08);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.benefit-card .icon {
    font-size: 2.8rem;
    margin-bottom: 2rem;
    filter: drop-shadow(0 0 10px rgba(255,255,255,0.2));
}

.benefit-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1.2rem;
    font-family: var(--font-main);
    font-weight: 400;
}

.benefit-card p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* Footer */
.footer {
    padding: 6rem 5% 4rem;
    text-align: center;
    background: var(--dark);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 10%;
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
}

.footer p {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.footer .copyright {
    font-size: 0.8rem;
    opacity: 0.5;
    margin-top: 2rem;
}