/* demo.html — Demo / features page */

/* ── NAV ──────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--bg); border-bottom: 3px solid var(--rule);
}
.nav-inner {
  display: flex; align-items: stretch; justify-content: flex-end;
  height: 64px; zoom: 1.1; padding: 0 0 0 32px;
}
.nav-links {
  display: flex; list-style: none; height: 64px; align-items: stretch;
}
.nav-links li { display: flex; align-items: stretch; }
.nav-links a {
  display: flex; align-items: center;
  font-size: 13px; font-weight: 600; letter-spacing: 0.10em; text-transform: uppercase;
  color: var(--muted); text-decoration: none;
  padding: 0 24px; border-left: 3px solid var(--rule2);
  transition: color .15s, background .15s;
}
.nav-links a:hover { color: var(--white); background: var(--surface-hover); }
.nav-links a.active { color: var(--accent3); background: transparent; }
.nav-cta {
  display: flex !important; align-items: center !important; padding: 0 28px !important;
  background: var(--white); color: var(--bg) !important;
  font-size: 13px !important; font-weight: 700; letter-spacing: 0.10em;
  text-transform: uppercase; border-left: 3px solid var(--rule2);
  transition: opacity .15s; text-decoration: none;
}
.nav-cta:hover { background: var(--white) !important; color: var(--bg) !important; opacity: 0.85; }
.nav-link { transition: color 0.15s, background 0.15s; }
.nav-link:hover { color: var(--white) !important; background: var(--surface-hover) !important; }
.nav-logo {
  display: flex; align-items: center;
  padding-right: 32px; margin-right: auto;
  border-right: 3px solid var(--rule2);
  text-decoration: none; flex-shrink: 0;
}

/* ── HERO ─────────────────────────────── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: flex-end; overflow: hidden;
  padding-top: 71px;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(0,0,0,0.45) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 70%, rgba(0,0,0,0.35) 0%, transparent 60%),
    url('../screenshots/ss5.jpg') center center / cover no-repeat;
}
/* Starfield canvas replacement — CSS dots */
.stars {
  position: absolute; inset: 0; overflow: hidden; pointer-events: none;
}
.stars::before, .stars::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 15%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 25% 35%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 40% 10%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 55% 55%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 20%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 85% 45%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 15% 70%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 80%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 10%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 5%  90%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 33% 65%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 78% 75%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 60% 30%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 45% 50%, rgba(255,255,255,0.25) 0%, transparent 100%);
  background-size: 100% 100%;
}
.stars::after {
  background-image:
    radial-gradient(1px 1px at 8%  28%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 22% 52%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 37% 42%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 63% 68%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 82% 33%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 92% 60%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 18% 85%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 74% 92%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 47% 25%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 30% 15%, rgba(255,255,255,0.35) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 85% 82%, rgba(255,255,255,0.25) 0%, transparent 100%);
  background-size: 100% 100%;
}
.hero-gradient {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(2,2,2,0.1) 0%, rgba(2,2,2,0.5) 60%, var(--bg) 100%);
}
.hero-inner {
  position: relative; z-index: 2; width: 100%;
  padding: 0 56px 96px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: flex-end;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 24px;
  padding: 5px 14px;
  border: 1px solid rgba(255,255,255,0.18); background: rgba(255,255,255,0.05);
}
.hero-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 10px var(--accent);
}
.hero-badge span {
  font-size: 11px; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent3);
}

h1.hero-title {
  font-size: clamp(36px, 5vw, 62px);
  font-weight: 800; color: var(--white);
  line-height: 1.0; letter-spacing: -0.02em;
  margin-bottom: 20px;
}
h1.hero-title .highlight { color: var(--accent3); }

.hero-sub {
  color: var(--muted); font-size: 15px; line-height: 1.75;
  max-width: 460px; margin-bottom: 36px;
}

/* Email form */
.email-form { display: flex; flex-direction: column; gap: 10px; max-width: 420px; }
.email-row { display: flex; gap: 0; }
.email-row input {
  flex: 1; background: rgba(2,2,2,0.85); border: 1px solid var(--dim);
  border-right: none; padding: 14px 18px;
  font-family: var(--mono); font-size: 12px; color: var(--white);
  outline: none;
}
.email-row input::placeholder { color: var(--dim); }
.email-row button {
  padding: 14px 26px; background: var(--accent); color: var(--white);
  border: none; font-family: var(--mono); font-size: 12px; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  cursor: pointer; white-space: nowrap; transition: opacity .15s;
}
.email-row button:hover { opacity: 0.85; }
.email-note { font-size: 12px; color: var(--muted); letter-spacing: 0.02em; }
.email-success {
  display: none; align-items: center; gap: 14px;
  padding: 14px 20px; border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05); max-width: 420px;
}
.email-success-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 8px var(--green); flex-shrink: 0;
}
.email-success span {
  font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--green);
}

/* Stats column */
.stats { display: flex; flex-direction: column; gap: 1px; }
.stat {
  background: rgba(2,2,2,0.72); border: 1px solid var(--rule2);
  backdrop-filter: blur(12px);
  padding: 16px 20px; display: flex; align-items: center; gap: 18px;
}
.stat.accent { border-left: 3px solid var(--accent); }
.stat-num {
  font-size: 26px; font-weight: 700; color: var(--white); line-height: 1;
  flex-shrink: 0; min-width: 52px;
}
.stat.accent .stat-num { color: var(--accent3); }
.stat-label {
  font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--muted); line-height: 1.5;
}

/* ── SCREENSHOT STRIP ─────────────────── */
.screenshot-strip {
  border-top: 1px solid var(--rule); border-bottom: 3px solid var(--rule);
  background: var(--bg); overflow: hidden;
}
.screenshot-strip-inner { display: flex; gap: 2px; }
.screenshot-item { flex: 1; position: relative; overflow: hidden; min-width: 0; }
.screenshot-item img {
  width: 100%; aspect-ratio: 16/9; object-fit: cover;
  display: block; opacity: 0.7; transition: opacity .2s;
}
.screenshot-item:hover img { opacity: 0.9; }

/* ── VIDEO + SIDEBAR ──────────────────── */
.video-section {
  display: grid; grid-template-columns: 1fr 380px;
  border-bottom: 3px solid var(--rule);
}
.video-col {
  padding: 56px 56px 56px 48px;
  border-right: 1px solid var(--rule);
}
.section-eyebrow {
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 14px;
}
.video-wrapper {
  position: relative; padding-bottom: 56.25%;
  background: var(--bg3); border: 1px solid var(--rule2);
}
.video-wrapper iframe {
  position: absolute; inset: 0; width: 100%; height: 100%; border: none;
}
.sidebar-col {
  background: var(--bg2); padding: 48px 36px;
  display: flex; flex-direction: column; gap: 32px;
}
.sidebar-section-label {
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 10px;
}
.sidebar-items { display: flex; flex-direction: column; gap: 2px; }
.sidebar-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; background: var(--bg); border: 1px solid var(--rule2);
}
.sidebar-item.current { border-left: 3px solid var(--accent); }
.sidebar-item-dot {
  width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0;
}
.sidebar-item span {
  font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--muted);
}
.sidebar-item.current span { color: var(--white); }
.feature-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 5px var(--green); flex-shrink: 0;
}
.feature-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; background: var(--bg); border: 1px solid var(--rule2);
}
.feature-item span {
  font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--muted);
}

/* ── WHAT IT IS SECTION ───────────────── */
.what-section {
  border-bottom: 3px solid var(--rule);
  background: linear-gradient(to right, transparent 50%, var(--bg2) 50%);
}
.what-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
}
.what-col {
  padding: 72px 48px;
  display: flex; flex-direction: column;
}
.what-col:first-child { border-right: 1px solid var(--rule); }
.what-num {
  font-size: 72px; font-weight: 700; line-height: 1;
  color: var(--rule2); letter-spacing: -0.04em; margin-bottom: 12px;
}
.what-tag {
  font-size: 11px; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 24px;
}
h3.what-title {
  font-size: 20px; font-weight: 700; color: var(--white);
  margin-bottom: 16px; line-height: 1.2;
}
.what-quote {
  color: var(--accent3); font-size: 14px; line-height: 1.8;
  font-style: italic; margin-bottom: 20px;
}
.what-body {
  color: var(--muted); font-size: 14px; line-height: 1.8; margin-bottom: 28px;
}
.what-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 36px; }
.what-list-item { display: flex; gap: 10px; align-items: flex-start; }
.what-arrow {
  color: var(--accent); flex-shrink: 0; font-size: 14px; padding-top: 1px;
}
.what-arrow.purple { color: var(--accent3); }
.what-list-item span { color: var(--muted); font-size: 13px; line-height: 1.6; }
.btn-primary {
  display: inline-block; padding: 13px 32px;
  background: var(--accent); color: var(--white);
  font-size: 12px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; text-decoration: none;
  transition: opacity .15s; align-self: flex-start; margin-top: auto;
}
.btn-primary:hover { opacity: 0.85; }
.btn-secondary {
  display: inline-block; padding: 13px 32px;
  background: transparent; color: var(--accent3);
  border: 1px solid rgba(242,242,242,0.22);
  font-size: 12px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; text-decoration: none;
  transition: border-color .15s, color .15s; align-self: flex-start; margin-top: auto;
}
.btn-secondary:hover { border-color: var(--accent3); color: var(--white); }

/* ── ORIGIN ───────────────────────────── */
.origin-section {
  border-bottom: 3px solid var(--rule); overflow: hidden;
}
.origin-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 2fr;
}
.origin-quote {
  background: var(--bg2);
  box-shadow: -9999px 0 0 9999px var(--bg2);
  border-right: 1px solid var(--rule);
  padding: 60px 40px 60px 48px;
  display: flex; flex-direction: column; gap: 24px;
}
.origin-quote p {
  font-size: 17px; font-style: italic; font-weight: 300;
  color: var(--accent3); line-height: 1.55;
}
.origin-quote cite {
  font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted); font-style: normal;
}
.origin-text { padding: 60px 48px 60px 40px; }
.origin-text h2 {
  font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 24px; padding-bottom: 12px;
  border-bottom: 1px solid var(--rule2);
}
.origin-text p {
  color: var(--muted); font-size: 15px; line-height: 1.75; margin-bottom: 18px;
}

/* ── ROADMAP ──────────────────────────── */
.roadmap-section { border-bottom: 3px solid var(--rule); }
.roadmap-inner { max-width: 1200px; margin: 0 auto; padding: 0 48px 64px; }
.roadmap-live {
  display: flex; align-items: center; gap: 12px;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12);
  padding: 12px 18px; margin: 28px 0; font-size: 13px; color: var(--muted);
}
.roadmap-live-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 8px var(--green); flex-shrink: 0;
}
.roadmap-live strong { color: var(--green); }
.roadmap-item {
  display: grid; grid-template-columns: 160px 1fr; padding: 48px 0;
}
.roadmap-item + .roadmap-item { border-top: 1px solid var(--rule2); }
.roadmap-meta {
  padding-right: 40px; padding-top: 4px;
  display: flex; flex-direction: column; gap: 14px;
  border-right: 3px solid var(--rule2);
}
.roadmap-num {
  font-size: 40px; font-weight: 700; color: var(--dim);
  line-height: 1; letter-spacing: -0.02em;
}
.roadmap-badge {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; padding: 5px 12px;
}
.roadmap-badge-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; display: inline-block; }
.roadmap-tags { display: flex; flex-direction: column; gap: 5px; }
.roadmap-tag {
  display: inline-block; font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; padding: 5px 12px;
  border: 1px solid rgba(242,242,242,0.25); color: var(--accent3);
}
.roadmap-content {
  padding-left: 48px; display: flex; flex-direction: column; gap: 16px;
}
.roadmap-content h3 {
  font-size: 20px; font-weight: 700; color: var(--white);
  letter-spacing: -0.01em; line-height: 1.25;
}
.roadmap-content p { font-size: 14px; color: var(--muted); line-height: 1.85; max-width: 640px; }

/* ── SKYLOG BRIDGE ────────────────────── */
.bridge-section {
  background: var(--bg2); border-bottom: 3px solid var(--rule);
  overflow: hidden;
}
.bridge-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
}
.bridge-left {
  padding: 72px 48px; border-right: 1px solid var(--rule);
}
.bridge-right {
  padding: 72px 48px;
  background: var(--bg3);
}
.bridge-eyebrow {
  font-size: 11px; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 20px;
}
.bridge-left h2 {
  font-size: clamp(22px, 2.5vw, 32px); font-weight: 700; color: var(--white);
  line-height: 1.1; margin-bottom: 20px;
}
.bridge-left p {
  color: var(--muted); font-size: 14px; line-height: 1.8; margin-bottom: 16px;
}
.bridge-left .bridge-note {
  font-size: 13px; color: var(--muted); letter-spacing: 0.02em;
  margin-bottom: 36px;
}
.bridge-right h3 {
  font-size: 16px; font-weight: 700; color: var(--accent3);
  margin-bottom: 8px; letter-spacing: 0.04em;
}
.bridge-right .bridge-tagline {
  font-size: 12px; color: var(--muted); letter-spacing: 0.06em;
  text-transform: uppercase; margin-bottom: 28px;
}
.bridge-features { display: flex; flex-direction: column; gap: 2px; margin-bottom: 36px; }
.bridge-feature {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 16px; background: var(--bg2); border: 1px solid var(--rule2);
}
.bridge-feature-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent3); box-shadow: 0 0 5px var(--accent3); flex-shrink: 0;
}
.bridge-feature span { font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
.btn-outline-purple {
  display: inline-block; padding: 12px 28px;
  border: 1px solid var(--accent); color: var(--accent3);
  font-size: 12px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; text-decoration: none;
  transition: background .15s, color .15s;
}
.btn-outline-purple:hover { background: var(--accent); color: var(--white); }

/* ── FOOTER ───────────────────────────── */
footer {
  padding: 24px 48px; border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between; align-items: center;
}
footer span {
  font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted);
}
footer a { color: var(--dim); text-decoration: none; transition: color .15s; }
footer a:hover { color: var(--muted); }

/* ── RESPONSIVE ───────────────────────── */
@media (max-width: 900px) {
  nav { padding: 0 20px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; padding: 0 24px 64px; }
  .stats { display: none; }
  .video-section { grid-template-columns: 1fr; }
  .sidebar-col { border-top: 1px solid var(--rule); }
  .what-inner, .origin-inner, .bridge-inner { grid-template-columns: 1fr; }
  .what-section { background: transparent; }
  .what-col:first-child { border-right: none; border-bottom: 3px solid var(--rule); }
  .origin-quote { box-shadow: none; }
  .bridge-right { border-top: 1px solid var(--rule); }
  footer { flex-direction: column; gap: 12px; text-align: center; }
}