:root {
    --bg-color: #000000;
    --card-bg: rgba(20, 20, 25, 0.4);
    --accent-purple: #a855f7;
    --accent-purple-glow: rgba(168, 85, 247, 0.4);
    --text-color: #ffffff;
    --muted-color: #86868b; /* Apple muted gray */
    --nav-height: 80px;
    --container-width: 1100px; /* More focused Apple width */
}

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

html {
    scroll-behavior: smooth;
    background: #000;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', sans-serif;
    line-height: 1.45;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .logo {
    font-family: 'Outfit', sans-serif;
    letter-spacing: -0.02em;
    font-weight: 700;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 30px;
}

.accent {
    background: linear-gradient(180deg, #fff 0%, #a855f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Background Effects */
.bg-vignette {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(168, 85, 247, 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: 1;
}

/* Navbar */
#navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--nav-height);
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 1000;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.nav-links a {
    text-decoration: none;
    color: #fff;
    font-size: 0.8rem;
    font-weight: 400;
    opacity: 0.8;
    transition: 0.3s;
}

.nav-links a:hover {
    opacity: 1;
}

/* Hero Section */
#hero {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 2;
    padding-top: var(--nav-height);
}

.hero-subtitle {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-purple);
    margin-bottom: 15px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(3.5rem, 12vw, 9rem);
    line-height: 1.05;
    margin-bottom: 30px;
    font-weight: 800;
    letter-spacing: -0.04em;
}

.hero-desc {
    font-size: 1.4rem;
    color: var(--muted-color);
    max-width: 800px;
    margin: 0 auto 50px;
    font-weight: 400;
}

/* Buttons */
.btn-massive {
    padding: 18px 40px;
    background: #fff;
    color: #000;
    text-decoration: none;
    font-weight: 600;
    border-radius: 40px;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-massive:hover {
    transform: scale(1.02);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.2);
}

.server-ip {
    background: rgba(255,255,255,0.05);
    padding: 18px 30px;
    border-radius: 40px;
    border: 1px solid rgba(255,255,255,0.1);
    font-family: monospace;
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
}

/* Sections */
.section {
    padding: 200px 0;
    position: relative;
    z-index: 2;
}

.section-title {
    font-size: clamp(2.5rem, 7vw, 6rem);
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 40px;
    font-weight: 800;
}

/* Timeline Cards (Apple Keynote Reveal Style) */
.timeline-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 40px;
    padding: 80px;
    margin-bottom: 40px;
    backdrop-filter: blur(40px);
    transition: 0.5s;
}

.timeline-card h3 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.phase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.phase-info-box {
    background: rgba(255,255,255,0.02);
    padding: 30px;
    border-radius: 30px;
    border: 1px solid rgba(255,255,255,0.03);
}

.phase-info-box h4 {
    font-size: 0.8rem;
    color: var(--muted-color);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Footer */
footer {
    padding: 150px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
    text-align: center;
}

@media (max-width: 768px) {
    .timeline-card { padding: 40px; }
    .phase-grid { grid-template-columns: 1fr; }
    .section { padding: 100px 0; }
}