:root{
    --brand-blue: #3E54A3;
    --brand-blue-hover: #314382;
    --brand-gold: #DCA037;
    
    --text-main: #0F172A; /* Slate 900 */
    --text-muted: #64748B; /* Slate 500 */
    --text-light: #94A3B8; /* Slate 400 */
    
    --bg-page: #FFFFFF;
    --bg-subtle: #F8FAFC; /* Slate 50 */
    --bg-card: #FFFFFF;
    
    --border-light: #F1F5F9; /* Slate 100 */
    --border-base: #E2E8F0; /* Slate 200 */
    
    --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.03);
    --shadow-md: 0 4px 12px -2px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 32px -4px rgba(0,0,0,0.06);

    --font-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;

    --container: 1180px;
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
    font-family:var(--font-body);
    color:var(--text-main);
    background:var(--bg-page);
    -webkit-font-smoothing:antialiased;
    line-height:1.6;
}
img,svg{display:block; max-width:100%;}
a{color:inherit; text-decoration:none; transition: color 0.2s ease;}
ul{list-style:none;}

.wrap{max-width:var(--container); margin:0 auto; padding:0 32px;}
@media (max-width:640px){ .wrap{padding:0 20px;} }

/* Typography */
.eyebrow{
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.12em;
    text-transform:uppercase;
    color:var(--brand-blue);
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:20px;
    font-weight: 500;
}
h1,h2,h3,h4{
    font-family:var(--font-display); 
    font-weight:700; 
    letter-spacing:-0.03em; 
    color:var(--text-main);
}
h1{font-size:clamp(44px,6vw,76px); line-height:1.05;}
h2{font-size:clamp(32px,4vw,48px); line-height:1.1;}
h3{font-size:20px; line-height:1.3; font-weight:600;}
p{color:var(--text-muted); font-size:17px;}
.lede{font-size:21px; line-height:1.5; color:var(--text-muted); font-weight:400;}

/* Buttons */
.btn{
    display:inline-flex; align-items:center; gap:8px;
    font-family:var(--font-body); font-weight:500; font-size:15px;
    padding:14px 28px; border-radius:999px;
    transition:all 0.2s ease;
    white-space:nowrap;
    cursor: pointer;
}
.btn-primary{
    background:linear-gradient(135deg, var(--brand-blue), #5A75D6); color:#fff;
    box-shadow:var(--shadow-md); border: none;
}
.btn-primary:hover{
    background:linear-gradient(135deg, #314382, var(--brand-blue)); 
    transform:translateY(-1px);
    box-shadow: 0 8px 24px rgba(62, 84, 163, 0.25);
}
.btn-secondary{
    background:var(--bg-subtle); color:var(--text-main);
    border:1px solid var(--border-base);
}
.btn-secondary:hover{
    background:#fff;
    border-color:var(--text-main);
}
.btn-ghost{
    background:transparent; color:var(--brand-blue);
    padding:8px 16px;
}
.btn-ghost:hover{
    background:var(--bg-subtle);
}
.btn-arrow{transition:transform .2s ease;}
.btn:hover .btn-arrow{transform:translateX(3px);}

/* Nav */
header{
    position:sticky; top:0; z-index:50;
    background:rgba(255,255,255,0.8);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--border-light);
}
.nav{display:flex; align-items:center; justify-content:space-between; height:72px;}
.brand{display:flex; align-items:center;}
.navlinks{display:flex; gap:32px; font-size:14px; font-weight:500; color:var(--text-muted);}
.navlinks a:hover{color:var(--text-main);}
.navcta{display:flex; align-items:center; gap:24px;}
@media (max-width:900px){ .navlinks{display:none;} }

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    width: 44px;
    height: 44px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    margin: 5px auto;
    background-color: var(--text-main);
    transition: 0.3s;
}
@media (max-width:900px){ .nav-toggle{display:block;} .navcta{display:none;} }

/* Section Scaffolding */
section{padding:120px 0;}
.section-tight{padding:80px 0;}
.section-head{max-width:680px; margin-bottom:64px;}
.section-head.center{margin-left:auto; margin-right:auto; text-align:center;}
.section-subtle{background:linear-gradient(to bottom, rgba(62, 84, 163, 0.03), rgba(220, 160, 55, 0.03)); border-top:1px solid var(--border-light); border-bottom:1px solid var(--border-light);}

/* Hero */
.hero{
    position:relative;
    padding:80px 0 140px;
    overflow:hidden;
    background: radial-gradient(circle at 50% -20%, rgba(62, 84, 163, 0.12) 0%, rgba(220, 160, 55, 0.08) 50%, #ffffff 100%);
}
.hero-inner{position:relative; z-index:2; text-align:center; max-width:860px; margin:0 auto;}
.hero h1{margin-bottom:24px;}
.hero .lede{margin:0 auto 40px; max-width:680px;}
.hero-ctas{display:flex; gap:16px; justify-content:center; flex-wrap:wrap;}

/* Stat Grid */
.stat-grid{
    display:flex; justify-content:center; gap:80px;
    margin-top:100px; flex-wrap:wrap;
    border-top: 1px solid var(--border-light);
    padding-top: 60px;
}
.stat-item{text-align:center;}
.stat-item .num{font-family:var(--font-display); font-size:48px; color:var(--text-main); font-weight:700; letter-spacing:-0.04em;}
.stat-item .lbl{font-size:15px; color:var(--text-muted); margin-top:8px;}
@media (max-width:700px){ .stat-grid{gap:40px; flex-direction:column;} }

/* Bento Cards (Vision, Benefits, Resources) */
.card{
    background:var(--bg-card);
    border:1px solid var(--border-light);
    border-radius:16px;
    padding:48px;
    box-shadow:var(--shadow-sm);
    transition: all 0.3s ease;
}
.card:hover{
    box-shadow:var(--shadow-lg);
    border-color:var(--border-base);
    transform: translateY(-2px);
}
.card-icon{
    width:54px; height:54px; 
    background:linear-gradient(135deg, var(--brand-blue), #5A75D6);
    border-radius:14px;
    display:flex; align-items:center; justify-content:center;
    margin-bottom:32px;
    color:#fff;
    box-shadow: 0 8px 16px rgba(62, 84, 163, 0.2);
}
.card-icon svg{width:24px; height:24px;}
.card h3{margin-bottom:12px;}
.card p{font-size:16px; color:var(--text-muted);}

/* Specific Grids */
.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:32px;}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:32px;}
@media (max-width:900px){ .grid-3{grid-template-columns:repeat(2,1fr);} }
@media (max-width:760px){ .grid-2, .grid-3{grid-template-columns:1fr;} }

/* Problem Split */
.problem-split{display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:start;}
@media (max-width:900px){ .problem-split{grid-template-columns:1fr; gap:48px;} }
.problem-list{display:grid; gap:24px;}
.problem-item{
    display:flex; gap:24px;
    padding:24px; border-radius:12px;
    background:var(--bg-subtle);
    border:1px solid var(--border-light);
}
.problem-num{font-family:var(--font-mono); font-size:16px; color:var(--brand-gold); font-weight:700; background:rgba(220, 160, 55, 0.1); padding:4px 12px; border-radius:6px; height:fit-content;}

/* Programs */
.program-list{display:grid; gap:24px; max-width:800px; margin:0 auto;}
.program-item{
    display:flex; align-items:center; gap:32px;
    padding:32px; background:#fff; border-radius:16px;
    border:1px solid var(--border-light);
    box-shadow:var(--shadow-sm);
}
@media (max-width:640px){ .program-item{flex-direction:column; align-items:flex-start; gap:20px;} }
.program-date{
    flex-shrink:0; text-align:center;
    background:linear-gradient(135deg, rgba(62, 84, 163, 0.05), rgba(220, 160, 55, 0.05)); padding:16px 24px;
    border-radius:12px; border:1px solid rgba(62, 84, 163, 0.15);
}
.program-date .mon{display:block; font-family:var(--font-mono); font-size:12px; color:var(--brand-gold); text-transform:uppercase; font-weight:600;}
.program-date .day{display:block; font-size:32px; font-weight:700; color:var(--text-main); line-height:1;}
.program-content h3{margin-bottom:8px;}
.program-action{margin-left:auto;}
@media (max-width:640px){ .program-action{margin-left:0;} }

/* Chip Cloud */
.chip-cloud{display:flex; flex-wrap:wrap; gap:12px;}
.chip{
    padding:12px 20px; border-radius:999px;
    border:1px solid var(--border-base);
    font-size:14px; font-weight:500; color:var(--text-main);
    background:#fff; display:flex; align-items:center; gap:8px;
    box-shadow:var(--shadow-sm);
}
.chip .dot{width:6px; height:6px; border-radius:50%; background:var(--brand-blue);}

/* Advisory Board */
.avatar-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:48px 32px;}
@media (max-width:900px){ .avatar-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:600px){ .avatar-grid{grid-template-columns:1fr;} }
.avatar-card{text-align:center;}
.avatar-img{
    width:140px; height:140px; border-radius:50%;
    margin:0 auto 24px; object-fit:cover;
    background:var(--bg-subtle);
}
.avatar-card h4{font-size:18px; margin-bottom:4px;}

/* Founder Split */
.founder-split{display:grid; grid-template-columns:400px 1fr; gap:80px; align-items:center;}
@media (max-width:900px){ .founder-split{grid-template-columns:1fr; gap:48px;} }
.founder-img{
    aspect-ratio:4/5; background:var(--bg-subtle);
    border-radius:24px; border:1px solid var(--border-base);
}
.founder-quote{font-size:28px; line-height:1.4; font-weight:600; color:var(--text-main); margin-bottom:32px; letter-spacing:-0.02em;}

/* Final CTA */
.final-cta{
    background:linear-gradient(135deg, var(--brand-blue), #2A3B7A);
    border-radius:24px; padding:100px 40px; text-align:center;
    color:#fff;
    box-shadow: 0 24px 48px rgba(62, 84, 163, 0.3);
}
.final-cta h2{color:#fff; margin-bottom:24px;}
.final-cta p{color:#94A3B8; max-width:600px; margin:0 auto 40px;}

/* Footer */
footer{
    background:#0B1120;
    padding:80px 0 40px;
    font-size:14px; color:#94A3B8;
}
.footer-grid{display:grid; grid-template-columns:1.5fr 1fr 1fr 1fr; gap:64px; margin-bottom:80px;}
@media (max-width:860px){ .footer-grid{grid-template-columns:1fr 1fr; gap:48px;} }
@media (max-width:500px){ .footer-grid{grid-template-columns:1fr;} }
.footer-grid h4{font-family:var(--font-mono); font-size:12px; letter-spacing:0.1em; text-transform:uppercase; color:#FFFFFF; margin-bottom:24px;}
.footer-grid li{margin-bottom:12px;}
.footer-grid a{color:#94A3B8;}
.footer-grid a:hover{color:var(--brand-gold);}
.footer-bottom{
    display:flex; justify-content:space-between; align-items:center;
    padding-top:32px; border-top:1px solid rgba(255,255,255,0.1);
    flex-wrap:wrap; gap:16px;
}

/* --- Interactive Elements & Animations --- */
#tsparticles{
    position:absolute; top:0; left:0; width:100%; height:100%; z-index:1;
}
.hero-inner, .hero .stat-grid{
    pointer-events:none;
}
.hero-ctas, .hero-ctas a{
    pointer-events:auto;
}
.bg-graph{
    position:absolute; bottom:-10%; right:-5%;
    width:600px; height:600px;
    background-image:radial-gradient(var(--border-base) 1px, transparent 1px);
    background-size:24px 24px;
    opacity:0.6; z-index:1;
    transform:rotate(15deg);
    pointer-events:none;
}
.bg-graph-left{
    bottom: auto; right: auto; top: -10%; left: -10%;
    transform:rotate(-15deg);
}
.bg-graph-full{
    top: 0; left: 0; right:0; bottom:0; width: 100%; height: 100%;
    transform: none; opacity: 0.3;
}
.drop-anim{
    position:absolute; top:-200px;
    border-radius:50%;
    opacity:0;
    animation: dropDown linear infinite;
    z-index:1;
    pointer-events:none;
}
.drop-1{ width:120px; height:120px; left:10%; background:linear-gradient(135deg, rgba(62,84,163,0.5), rgba(220,160,55,0.4)); animation-duration:14s; animation-delay:0s; }
.drop-2{ width:240px; height:240px; right:15%; background:linear-gradient(135deg, rgba(220,160,55,0.3), transparent); animation-duration:20s; animation-delay:4s; }
.drop-3{ width:80px; height:80px; left:40%; background:linear-gradient(135deg, rgba(62,84,163,0.4), transparent); animation-duration:10s; animation-delay:8s; }
.drop-4{ width:160px; height:160px; right:35%; background:linear-gradient(135deg, rgba(220,160,55,0.4), rgba(62,84,163,0.4)); animation-duration:16s; animation-delay:2s; }
.drop-5{ width:60px; height:60px; left:70%; background:linear-gradient(135deg, rgba(62,84,163,0.6), transparent); animation-duration:12s; animation-delay:6s; }

@keyframes dropDown{
    0% { transform:translateY(0); opacity:0; }
    10% { opacity:0.5; }
    80% { opacity:0.5; }
    100% { transform:translateY(1200px); opacity:0; }
}

/* --- Matrix Graph Section & Pricing --- */
.section-matrix {
    background-color: #0B1120;
    color: #FFFFFF;
    position: relative;
    overflow: hidden;
}
.section-matrix h2, .section-matrix h3 { color: #FFFFFF; }
.section-matrix p { color: #94A3B8; }
.matrix-grid {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(62, 84, 163, 0.2) 1px, transparent 1px),
        linear-gradient(90deg, rgba(62, 84, 163, 0.2) 1px, transparent 1px);
    background-size: 30px 30px;
    z-index: 1;
}
.matrix-scanner {
    position: absolute;
    top: -50%;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent, rgba(62, 84, 163, 0.1), rgba(220, 160, 55, 0.2), transparent);
    z-index: 2;
    animation: matrixScan 6s linear infinite;
    pointer-events: none;
}
@keyframes matrixScan {
    0% { transform: translateY(-50%); }
    100% { transform: translateY(150%); }
}
.pricing-card {
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(62, 84, 163, 0.4);
    border-radius: 16px;
    padding: 48px;
    text-align: center;
    transition: transform 0.3s ease;
    box-shadow: 0 24px 48px rgba(0,0,0,0.2);
}
.pricing-card:hover { transform: translateY(-4px); border-color: var(--brand-gold); }
.pricing-card .price { font-family: var(--font-display); font-size: 56px; font-weight: 700; color: #FFF; margin: 24px 0; }
.pricing-card .price span { font-size: 20px; color: var(--brand-gold); }
.pricing-features { text-align: left; margin: 32px 0; }
.pricing-features li { padding: 12px 0; border-top: 1px solid rgba(255,255,255,0.1); display:flex; align-items:center; gap:12px; }
.pricing-features li:first-child { border-top: none; }
.pricing-features li svg { color: var(--brand-gold); width: 20px; height: 20px; flex-shrink: 0; }

/* --- FAQ --- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border-light); }
.faq-item:first-child { border-top: 1px solid var(--border-light); }
.faq-question {
    padding: 24px 0; font-family: var(--font-display); font-size: 18px; font-weight: 600; color: var(--text-main);
    cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question:hover { color: var(--brand-blue); }
.faq-icon { width: 20px; height: 20px; color: var(--brand-blue); transition: transform 0.2s ease; }
.faq-item[open] .faq-icon { transform: rotate(180deg); }
.faq-answer { padding-bottom: 24px; color: var(--text-muted); line-height: 1.6; }