:root {
    --bg: #010402;
    --text: #ffffff;
    --accent: #10b981;
    --accent-glow: rgba(16, 185, 129, 0.25);
    --card-bg: #080a09;
    --border: rgba(16, 185, 129, 0.15);
    --font-main: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }
body { background-color: var(--bg); color: var(--text); font-family: var(--font-main); overflow-x: hidden; }

/* --- BACKGROUND EFFECTS --- */
.light-glow {
    position: fixed; width: 50vw; height: 50vw;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 75%);
    filter: blur(100px); z-index: -1; pointer-events: none;
}
#canvas-fibers { position: fixed; inset: 0; z-index: -2; opacity: 0.3; pointer-events: none; }

/* --- HEADER --- */
header {
    position: fixed; top: 0; width: 100%; padding: 25px 60px;
    display: flex; justify-content: space-between; align-items: center; z-index: 1000;
    background: rgba(1, 4, 2, 0.8); backdrop-filter: blur(25px); border-bottom: 1px solid var(--border);
}
.logo { font-weight: 900; font-size: 1.4rem; letter-spacing: -1px; text-decoration: none; color: #fff; }
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 30px; align-items: center; }
.nav-links a { color: #fff; text-decoration: none; font-size: 0.8rem; font-family: var(--font-mono); opacity: 0.6; transition: 0.3s; }
.nav-links a:hover { opacity: 1; color: var(--accent); }

.lang-switch { display: flex; gap: 10px; font-family: var(--font-mono); font-size: 0.7rem; border-left: 1px solid var(--border); padding-left: 15px; margin-left: 15px; }
.lang-btn { cursor: pointer; opacity: 0.4; transition: 0.3s; }
.lang-btn.active { opacity: 1; color: var(--accent); border-bottom: 1px solid var(--accent); }

/* --- TECH BAR --- */
.tech-bar {
    position: fixed;
    top: 100px;
    width: 100%;
    height: 35px;
    background: rgba(16, 185, 129, 0.05);
    border-bottom: 1px solid var(--border);
    display: flex
;
    align-items: center;
    z-index: 999;
    overflow: hidden;
}
.marquee { display: flex; gap: 60px; animation: scrollMarquee 40s linear infinite; }
.marquee span { font-family: var(--font-mono); font-size: 0.65rem; color: #fff; opacity: 0.4; white-space: nowrap; }

/* --- SECTIONS --- */
main { transition: opacity 0.4s ease; }
.section { padding: 180px 10% 80px 10%; min-height: 40vh; display: flex; flex-direction: column; justify-content: center; }
.faq-title { font-size: clamp(3rem, 10vw, 7rem); font-weight: 900; letter-spacing: -5px; line-height: 0.9; }
.faq-title span { color: var(--accent); font-style: italic; }

/* --- ROADMAP --- */
.roadmap-container { max-width: 900px; border-left: 1px solid var(--border); padding-left: 40px; margin: 60px 0; position: relative; }
.step { margin-bottom: 60px; position: relative; transition: transform 0.3s var(--ease); }
.step:hover { transform: translateX(15px); }
.dot { position: absolute; left: -46px; top: 8px; width: 11px; height: 11px; background: #fff; opacity: 0.3; border-radius: 50%; transition: 0.3s; }
.step:hover .dot { background: var(--accent); opacity: 1; box-shadow: 0 0 15px var(--accent); transform: scale(1.3); }
.step h4 { font-family: var(--font-mono); color: var(--accent); font-size: 0.7rem; letter-spacing: 3px; margin-bottom: 10px; }
.step h3 { font-size: 1.8rem; letter-spacing: -1px; margin-bottom: 12px; }
.step p { opacity: 0.6; line-height: 1.6; font-size: 1rem; max-width: 700px; }

/* --- FAQ --- */
.faq-wrapper { max-width: 1000px; margin-bottom: 100px; }
.faq-item { border-bottom: 1px solid var(--border); padding: 35px 0; cursor: pointer; transition: 0.3s; }
.faq-item:hover { background: rgba(16, 185, 129, 0.02); padding-left: 20px; }
.faq-header { display: flex; justify-content: space-between; align-items: center; }
.faq-header h3 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.5px; }
.faq-header .icon { color: var(--accent); font-family: var(--font-mono); font-size: 1rem; }
.faq-content { max-height: 0; overflow: hidden; transition: all 0.5s var(--ease); opacity: 0; }
.faq-item.active .faq-content { max-height: 400px; opacity: 1; margin-top: 25px; }
.faq-content p { font-size: 1.1rem; line-height: 1.7; opacity: 0.5; padding-right: 50px; }

/* --- FOOTER --- */
footer { padding: 100px 10% 40px 10%; border-top: 1px solid var(--border); background: #000; text-align: center; }
.f-logo { font-size: 2rem; font-weight: 900; margin-bottom: 20px; color: #fff; text-decoration: none; display: block; }
.f-logo span { color: var(--accent); }
.f-copy { opacity: 0.2; font-family: var(--font-mono); font-size: 0.7rem; margin-top: 60px; letter-spacing: 2px; }

@keyframes scrollMarquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

@media (max-width: 768px) {
    header { padding: 20px; }
    .section { padding: 160px 20px 60px 20px; }
}