:root {
    --bg-color: #E8E5E1; /* Warm off-white/beige */
    --text-color: #111111;
    --accent-color: #83D0D8; /* Subtle blue/teal for DRIP logo */
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    overflow-x: hidden;
}

/* Fixed 3D Canvas Background */
#canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1; /* Below UI */
    pointer-events: none; /* Allows scrolling over canvas */
}

/* UI Layer */
.scroll-container {
    position: relative;
    z-index: 10;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 2rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    color: var(--text-color);
}

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

.nav-left a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 1px;
}

.logo {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    color: var(--accent-color);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-right a {
    color: var(--text-color);
}

.buy-now-btn {
    background: transparent;
    color: var(--text-color);
    border: 1px solid var(--text-color);
    padding: 0.6rem 1.8rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.buy-now-btn:hover {
    background: var(--text-color);
    color: var(--bg-color);
}

.buy-now-btn.large {
    color: #000;
    border-color: #000;
    padding: 1.2rem 3.5rem;
    font-size: 1.1rem;
    margin-top: 2rem;
    border-radius: 50px; /* Pill shape for large CTA */
    background: var(--text-color);
    color: var(--bg-color);
}
.buy-now-btn.large:hover {
    background: transparent;
    color: var(--text-color);
}

/* Scroll Sections */
.section {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 5rem;
}

/* Section 1: Hero */
.section-hero {
    justify-content: space-between;
    align-items: center;
}

.hero-left {
    padding-top: 10vh;
}

.hero-title {
    font-size: 6vw;
    font-weight: 700;
    letter-spacing: -2px;
    line-height: 1;
}

.hero-subtitle {
    font-size: 3vw;
    font-weight: 300;
    padding-left: 0.5vw;
    color: #444;
}

.hero-right {
    text-align: right;
    padding-top: 10vh;
}

.hero-spec {
    font-size: 1.5vw;
    font-weight: 300;
    color: #444;
}

.hero-value {
    font-size: 4vw;
    font-weight: 700;
    letter-spacing: -1px;
    line-height: 1;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    opacity: 0.6;
}

.scroll-indicator p {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-indicator .line {
    width: 1px;
    height: 40px;
    background-color: var(--text-color);
}

/* Feature Sections */
.feature-content {
    max-width: 400px;
}

.feature-content.left {
    margin-right: auto;
}

.feature-content.right {
    margin-left: auto;
}

.feature-content h2 {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.feature-content p {
    font-size: 1.2rem;
    line-height: 1.6;
    color: #444;
    font-weight: 300;
}

.section-footer {
    justify-content: center;
    text-align: center;
}

.footer-cta h2 {
    font-size: 6vw;
    letter-spacing: -2px;
    font-weight: 800;
    margin-bottom: 30vh; /* Push title up so bottle has room below */
}

@media (max-width: 768px) {
    header {
        padding: 1rem 2rem;
    }
    .nav-left { display: none; }
    .hero-title { font-size: 12vw; }
    .hero-subtitle { font-size: 6vw; }
    .hero-value { font-size: 8vw; }
    .hero-spec { font-size: 4vw; }
    .feature-content h2 { font-size: 2.5rem; }
    .section { padding: 0 2rem; flex-direction: column; justify-content: center; }
    .feature-content { text-align: center; margin: 0 auto !important; margin-top: auto !important; margin-bottom: 5rem !important;}
}