/* --- AETHROS ORIGINAL APPLE-GRADE DESIGN --- */
:root {
    --bg-body: #000000;
    --bg-glass: rgba(28, 28, 30, 0.6);
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    
    --text-primary: #F5F5F7;
    --text-secondary: #86868B;
    --text-tertiary: #515155;

    --accent-blue: #2997FF;
    --accent-green: #30D158;
    --accent-orange: #FF9F0A;
    --accent-purple: #BF5AF2;
    
    --font-main: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: "SF Mono", "Menlo", "Monaco", "Courier New", monospace;
    
    --border-light: 1px solid rgba(255, 255, 255, 0.08);
    --border-hover: 1px solid rgba(255, 255, 255, 0.2);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    background-color: var(--bg-body);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a { text-decoration: none; color: inherit; transition: all 0.2s ease; }

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

/* --- BADGES --- */
.badge {
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 12px;
}
.badge-live { color: var(--accent-green); background: rgba(48, 209, 88, 0.1); border: 1px solid rgba(48, 209, 88, 0.2); }
.badge-dev { color: var(--accent-orange); background: rgba(255, 159, 10, 0.1); border: 1px solid rgba(255, 159, 10, 0.2); }
.badge-int { color: var(--accent-purple); background: rgba(191, 90, 242, 0.1); border: 1px solid rgba(191, 90, 242, 0.2); }

/* --- NAVIGATION --- */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: var(--border-light);
    height: 64px;
}
nav .container { display: flex; justify-content: space-between; align-items: center; height: 100%; }
.brand { font-weight: 600; letter-spacing: -0.01em; font-size: 18px; color: var(--text-primary); }
.nav-links { display: flex; gap: 32px; font-size: 13px; font-weight: 500; }
.nav-links a { color: var(--text-secondary); }
.nav-links a:hover { color: var(--text-primary); }

/* --- HERO SECTION --- */
.hero { padding: 180px 0 100px; text-align: center; }
h1 {
    font-size: 56px;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.05;
    margin-bottom: 24px;
    background: linear-gradient(180deg, #FFFFFF 0%, #A1A1A6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero p {
    font-size: 21px;
    color: var(--text-secondary);
    font-weight: 400;
    line-height: 1.5;
    max-width: 680px;
    margin: 0 auto 48px;
}

/* --- BUTTONS --- */
.btn-group { display: flex; justify-content: center; gap: 16px; }
.btn { padding: 16px 32px; border-radius: 99px; font-size: 14px; font-weight: 500; transition: all 0.2s ease; }
.btn-primary { background: var(--text-primary); color: #000; }
.btn-primary:hover { transform: scale(1.02); box-shadow: 0 0 20px rgba(255,255,255,0.2); }
.btn-secondary { background: rgba(255,255,255,0.1); color: var(--text-primary); backdrop-filter: blur(10px); }

/* --- PILLARS --- */
.pillars { padding: 60px 0; border-bottom: var(--border-light); }
.pillar-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; text-align: center; }
.pillar h3 { font-size: 14px; color: var(--text-primary); margin-bottom: 8px; }
.pillar p { font-size: 13px; color: var(--text-tertiary); }

/* --- ECOSYSTEM --- */
.ecosystem { padding: 100px 0; }
.section-header { margin-bottom: 60px; text-align: center; }
.section-header h2 { font-size: 32px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 12px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }
.card {
    background: var(--bg-card);
    border: var(--border-light);
    padding: 32px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 280px;
    transition: background 0.3s ease, border-color 0.3s ease;
}
.card:hover { background: var(--bg-card-hover); border-color: var(--border-hover); }
.card h3 { font-size: 20px; font-weight: 600; margin-bottom: 4px; }
.card h4 { font-size: 13px; color: var(--text-tertiary); font-weight: 400; margin-bottom: 16px; font-family: var(--font-mono); }
.card p { font-size: 15px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 32px; }
.link-text { font-size: 14px; font-weight: 500; display: flex; align-items: center; gap: 6px; }
.link-active { color: var(--accent-blue); }
.link-passive { color: var(--text-tertiary); cursor: default; }

/* --- TRUST BLOCK --- */
.trust-block { text-align: center; padding: 40px 20px 0; color: var(--text-tertiary); font-size: 13px; letter-spacing: 0.02em; }

/* --- FOOTER --- */
footer { padding: 40px 0 60px; border-top: var(--border-light); margin-top: 40px; background: #000; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; }
.footer-links { display: flex; gap: 24px; font-size: 12px; color: var(--text-tertiary); }
.sys-info { font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary); text-align: right; line-height: 1.8; }

@media (max-width: 768px) {
    h1 { font-size: 40px; }
    .hero p { font-size: 18px; }
    .nav-links { display: none; }
}