/* ══════════════════════════════════════════════
   Rirote Global — shared base for sub-pages
   (tokens, nav, hero, buttons, CTA, footer)
   Mirrors the inline styles of projects.html.
══════════════════════════════════════════════ */
:root {
  --navy: #0a1628;
  --navy-mid: #0d1f3c;
  --navy-card: #0f2340;
  --cyan: #00b4d8;
  --electric: #0077b6;
  --blue-light: #48cae4;
  --white: #f0f4ff;
  --text-soft: rgba(240,244,255,0.72);
  --muted: #8899bb;
  --line: rgba(0,180,216,0.12);
  --line-strong: rgba(0,180,216,0.3);
  --gold: #ffd166;
  --green: #06d6a0;
  /* product accent — overridden per product page */
  --accent: var(--cyan);
  --accent-text: var(--blue-light);
  --accent-soft: rgba(0,180,216,0.1);
  --accent-line: rgba(0,180,216,0.3);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--navy);
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

:focus-visible { outline: 2px solid var(--accent-text); outline-offset: 3px; border-radius: 2px; }

.skip-link {
  position: absolute; left: 1rem; top: -100px; z-index: 200;
  background: var(--white); color: var(--navy);
  padding: 0.6rem 1rem; border-radius: 4px;
  font-weight: 700; text-decoration: none;
}
.skip-link:focus { top: 1rem; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  gap: 2rem;
  padding: 1rem 4rem;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.4s ease, backdrop-filter 0.4s ease, border-color 0.4s ease;
}
nav.scrolled, nav.menu-open {
  background: rgba(10,22,40,0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,180,216,0.15);
}
.nav-logo-link { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-logo-mark { width: 36px; height: 36px; flex-shrink: 0; }
.nav-logo-text { display: flex; flex-direction: column; line-height: 1; gap: 3px; }
.nav-logo-brand {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.55rem; letter-spacing: 0.1em; line-height: 1;
  color: var(--white);
}
.nav-logo-brand span { color: var(--cyan); }
.nav-logo-sub {
  font-family: 'Space Mono', monospace;
  font-size: 0.5rem; letter-spacing: 0.32em;
  color: var(--muted); text-transform: uppercase;
}
.nav-links {
  display: flex; gap: 2rem; list-style: none;
  flex: 1; justify-content: center;
}
.nav-links a {
  font-family: 'Space Mono', monospace;
  font-size: 0.72rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--muted);
  text-decoration: none; transition: color 0.3s;
  padding: 0.5rem 0;
}
.nav-links a:hover,
.nav-links a[aria-current] { color: var(--cyan); }
.nav-cta {
  display: inline-block;
  background: linear-gradient(135deg, var(--electric), var(--cyan));
  color: var(--navy);
  padding: 0.65rem 1.4rem; border-radius: 4px;
  font-family: 'Space Mono', monospace;
  font-size: 0.72rem; letter-spacing: 0.12em;
  text-transform: uppercase; font-weight: 700;
  text-decoration: none; white-space: nowrap;
}
.nav-links .mobile-only { display: none; }
.menu-toggle {
  display: none; background: none; border: none;
  cursor: pointer; padding: 0.6rem; margin: -0.6rem;
}
.menu-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--cyan); margin: 5px 0;
}

/* ── HERO ── */
.page-hero {
  padding: 10rem 4rem 5rem;
  position: relative; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 80% 50%, rgba(0,119,182,0.16) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 10% 80%, rgba(0,180,216,0.07) 0%, transparent 60%);
}
.hero-grid {
  position: absolute; inset: 0; opacity: 0.035;
  background-image:
    linear-gradient(var(--cyan) 1px, transparent 1px),
    linear-gradient(90deg, var(--cyan) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content { position: relative; z-index: 2; max-width: 780px; }
.eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 0.72rem; letter-spacing: 0.28em;
  color: var(--accent-text); text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.page-title {
  font-family: 'Bebas Neue', sans-serif;
  font-weight: 400;
  font-size: clamp(3.2rem, 7vw, 6.2rem);
  line-height: 0.95; letter-spacing: 0.03em;
  margin-bottom: 1.6rem;
}
.page-title span {
  background: linear-gradient(135deg, var(--accent-text), var(--accent));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-sub {
  font-size: 1.1rem; line-height: 1.75;
  color: rgba(240,244,255,0.75); max-width: 600px;
}
.fade-up { opacity: 0; animation: fadeUp 0.7s forwards; }
.fade-up.d1 { animation-delay: 0.1s; }
.fade-up.d2 { animation-delay: 0.2s; }
.fade-up.d3 { animation-delay: 0.35s; }
.fade-up.d4 { animation-delay: 0.5s; }

/* ── SECTIONS ── */
.section { padding: 5rem 4rem; max-width: 1400px; margin: 0 auto; }
.section-header {
  display: flex; align-items: baseline; gap: 1.5rem;
  margin-bottom: 1rem;
}
.section-title {
  font-family: 'Bebas Neue', sans-serif;
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 2.6rem); letter-spacing: 0.06em; color: var(--white);
  line-height: 1.05;
}
.section-line {
  flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--accent-line), transparent);
}
.section-sub {
  font-size: 1rem; line-height: 1.75;
  color: var(--text-soft); max-width: 640px;
  margin-bottom: 2.5rem;
}
.kicker {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--accent-text);
}

/* ── BUTTONS ── */
.btn-primary, .btn-outline {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  min-height: 48px;
  padding: 0.95rem 2rem; border-radius: 5px;
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem; letter-spacing: 0.12em;
  text-transform: uppercase; font-weight: 700;
  cursor: pointer; text-decoration: none;
  transition: opacity 0.2s, transform 0.2s, background 0.2s, border-color 0.2s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--electric), var(--cyan));
  color: var(--navy); border: none;
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-2px); }
.btn-outline {
  border: 1px solid var(--accent-line);
  color: var(--accent-text); background: transparent;
}
.btn-outline:hover { background: var(--accent-soft); transform: translateY(-2px); }

/* ── CTA ── */
.cta-section {
  padding: 5rem 4rem;
  text-align: center;
  position: relative; overflow: hidden;
  background: var(--navy-mid);
  border-top: 1px solid var(--line);
}
.cta-glow {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  width: 600px; max-width: 100%; height: 300px; border-radius: 50%;
  background: radial-gradient(ellipse, var(--accent-soft) 0%, transparent 70%);
  pointer-events: none;
}
.cta-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem; letter-spacing: 0.28em;
  text-transform: uppercase; color: var(--accent-text);
  margin-bottom: 1.2rem; position: relative;
}
.cta-title {
  font-family: 'Bebas Neue', sans-serif; font-weight: 400;
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  letter-spacing: 0.05em; line-height: 1.05;
  margin-bottom: 1.2rem; position: relative;
}
.cta-body {
  font-size: 1.05rem; color: var(--text-soft);
  max-width: 560px; margin: 0 auto 2.4rem; line-height: 1.75;
  position: relative;
}
.cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; position: relative; }

/* ── FOOTER ── */
footer {
  padding: 1.8rem 4rem;
  border-top: 1px solid rgba(0,180,216,0.08);
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem;
}
.footer-brand { display: block; line-height: 0; }
.footer-brand img { height: 38px; width: auto; }
.footer-copy {
  font-family: 'Space Mono', monospace;
  font-size: 0.62rem; letter-spacing: 0.12em;
  color: var(--muted); text-transform: uppercase;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  nav { padding: 1rem 1.25rem; }
  .nav-links, .nav-cta-wrap { display: none; }
  .menu-toggle { display: block; }
  nav.menu-open .nav-links {
    display: flex; flex-direction: column;
    position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(10,22,40,0.97);
    padding: 1rem 1.25rem 1.5rem; gap: 0.4rem;
    border-bottom: 1px solid rgba(0,180,216,0.15);
  }
  nav.menu-open .nav-links .mobile-only { display: block; margin-top: 0.6rem; }
  .page-hero { padding: 7.5rem 1.25rem 3.5rem; }
  .section { padding: 3.5rem 1.25rem; }
  .cta-section { padding: 4rem 1.25rem; }
  footer { padding: 1.5rem 1.25rem; flex-direction: column; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .fade-up { opacity: 1; }
}