/* =====================================================================
   iVibe Media Limited — shared stylesheet
   Dark, technical, app-led design system. No external dependencies.
   ===================================================================== */

:root {
  --bg: #07090d;
  --bg-soft: #101722;
  --panel: rgba(255, 255, 255, 0.055);
  --panel-strong: rgba(255, 255, 255, 0.11);
  --text: #f5f7fb;
  --muted: #aeb7c8;
  --soft: #6f7a8d;
  --accent: #ff5b5f;
  --accent-2: #ff7b78;
  --line: rgba(255, 255, 255, 0.14);
  --glow: rgba(255, 91, 95, 0.35);

  --maxw: 1180px;
  --radius: 18px;
  --radius-sm: 12px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 17px;
  letter-spacing: 0.1px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--accent-2); text-decoration: none; transition: color 0.2s var(--ease); }
a:hover { color: var(--accent); }

h1, h2, h3, h4 { line-height: 1.12; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.6rem); }
h3 { font-size: 1.22rem; letter-spacing: -0.01em; }
p { margin: 0 0 1rem; color: var(--muted); }

.accent { color: var(--accent); }

/* Visible focus state for keyboard users */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
.nav a:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #fff;
  padding: 0.7rem 1.1rem;
  border-radius: 0 0 10px 0;
  z-index: 200;
  font-weight: 600;
}
.skip-link:focus { left: 0; }

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2rem);
}

.section { padding-block: clamp(3.5rem, 8vw, 6.5rem); position: relative; }
.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.lead { font-size: clamp(1.05rem, 2vw, 1.28rem); color: var(--muted); max-width: 62ch; }

.section-head { max-width: 64ch; margin-bottom: 2.5rem; }
.section-head.center { margin-inline: auto; text-align: center; }

/* =====================================================================
   Animated background — orbital / connection-node grid
   ===================================================================== */
.bg-fx {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(1200px 800px at 78% -10%, rgba(255, 91, 95, 0.16), transparent 60%),
    radial-gradient(900px 700px at 8% 12%, rgba(63, 102, 173, 0.14), transparent 55%),
    linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 55%);
}
.bg-fx::before {
  /* subtle grid */
  content: "";
  position: absolute;
  inset: -2px;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
          mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
  opacity: 0.5;
}
.bg-fx__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(36px);
  opacity: 0.55;
  will-change: transform;
}
.bg-fx__orb.a {
  width: 420px; height: 420px; top: -120px; right: -80px;
  background: radial-gradient(circle, var(--accent), transparent 68%);
  animation: drift1 26s ease-in-out infinite;
}
.bg-fx__orb.b {
  width: 360px; height: 360px; bottom: -120px; left: -60px;
  background: radial-gradient(circle, #3f66ad, transparent 68%);
  animation: drift2 32s ease-in-out infinite;
}
@keyframes drift1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-60px, 50px) scale(1.12); }
}
@keyframes drift2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, -40px) scale(1.1); }
}

/* =====================================================================
   Header / nav
   ===================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 13, 0.62);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
          backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 70px;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
}
.brand:hover { color: var(--text); }
.brand .accent {
  position: relative;
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
  -webkit-background-clip: text;
          background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 22px var(--glow);
}

.nav { display: flex; align-items: center; gap: 0.35rem; }
.nav a {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 0.85rem;
  border-radius: 999px;
  position: relative;
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}
.nav a:hover { color: var(--text); background: var(--panel); }
.nav a[aria-current="page"] { color: var(--text); }
.nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0.85rem; right: 0.85rem; bottom: 0.18rem;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  box-shadow: 0 0 10px var(--glow);
}

.header-cta { display: flex; align-items: center; gap: 0.6rem; }
/* Single Contact button: the header-cta button shows on desktop; the duplicate
   inside the nav is hidden on desktop and only appears in the mobile drawer. */
.nav > .btn { display: none; }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  color: var(--text);
  align-items: center;
  justify-content: center;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  display: block;
  width: 20px; height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle span::before { transform: translateY(-6px); }
.nav-toggle span::after { transform: translateY(4px); }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(0) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-2px) rotate(-45deg); }

/* =====================================================================
   Buttons
   ===================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: inherit;
  font-size: 0.97rem;
  font-weight: 600;
  line-height: 1;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s var(--ease), box-shadow 0.25s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
  color: #fff;
  box-shadow: 0 10px 30px -8px var(--glow), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.btn--primary:hover { color: #fff; box-shadow: 0 14px 40px -8px var(--glow); }

.btn--ghost {
  background: var(--panel);
  border-color: var(--line);
  color: var(--text);
}
.btn--ghost:hover { background: var(--panel-strong); color: var(--text); }

.btn--sm { padding: 0.55rem 1.1rem; font-size: 0.9rem; }

/* =====================================================================
   Hero
   ===================================================================== */
.hero { padding-block: clamp(4rem, 11vw, 8rem) clamp(3rem, 7vw, 5rem); }
.hero h1 { max-width: 16ch; }
.hero .lead { margin-top: 0.5rem; }
.hero .support { color: var(--soft); max-width: 60ch; margin-top: 1rem; }
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2.2rem;
}

/* Hero network visual */
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.netviz {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 460px;
  margin-inline: auto;
  width: 100%;
}
.netviz svg { width: 100%; height: 100%; overflow: visible; }
.netviz .node { fill: var(--accent); filter: drop-shadow(0 0 6px var(--glow)); }
.netviz .node.dim { fill: var(--soft); filter: none; }
.netviz .link { stroke: var(--line); stroke-width: 1; }
.netviz .ring { fill: none; stroke: var(--line); stroke-width: 1; }
.netviz .pulse {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.5;
  transform-origin: center;
  animation: ringpulse 6s ease-out infinite;
}
.netviz .pulse.two { animation-delay: 2s; }
.netviz .pulse.three { animation-delay: 4s; }
@keyframes ringpulse {
  0% { transform: scale(0.3); opacity: 0; }
  18% { opacity: 0.7; }
  100% { transform: scale(1); opacity: 0; }
}
.netviz .spin { transform-origin: center; animation: spin 60s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* =====================================================================
   Glass cards / grids
   ===================================================================== */
.grid { display: grid; gap: 1.25rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem;
  position: relative;
  overflow: hidden;
  -webkit-backdrop-filter: blur(8px);
          backdrop-filter: blur(8px);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 91, 95, 0.4);
  background: var(--panel-strong);
}
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(280px 160px at 100% 0%, rgba(255, 91, 95, 0.12), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
  pointer-events: none;
}
.card:hover::after { opacity: 1; }
.card h3 { color: var(--text); }
.card p:last-child { margin-bottom: 0; }

/* App-icon style card mark */
.icon-tile {
  width: 54px; height: 54px;
  border-radius: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.1rem;
  background: linear-gradient(160deg, rgba(255, 123, 120, 0.25), rgba(255, 91, 95, 0.12));
  border: 1px solid rgba(255, 91, 95, 0.35);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.15), 0 8px 22px -10px var(--glow);
  color: var(--accent-2);
}
.icon-tile svg { width: 26px; height: 26px; }

/* Pillar card — larger numbered/lettered */
.pillar .icon-tile {
  font-size: 1.5rem;
  font-weight: 800;
}

/* =====================================================================
   Status pills
   ===================================================================== */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.38rem 0.85rem;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--muted);
}
.pill .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--glow);
  animation: blip 2.4s ease-out infinite;
}
@keyframes blip {
  0% { box-shadow: 0 0 0 0 var(--glow); }
  70% { box-shadow: 0 0 0 8px rgba(255, 91, 95, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 91, 95, 0); }
}

/* =====================================================================
   Panels / statement blocks
   ===================================================================== */
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.8rem, 4vw, 3rem);
  -webkit-backdrop-filter: blur(8px);
          backdrop-filter: blur(8px);
}

.statement {
  text-align: center;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(255, 91, 95, 0.14), transparent 70%),
    var(--panel);
  border: 1px solid rgba(255, 91, 95, 0.3);
  border-radius: var(--radius);
  padding: clamp(2.4rem, 6vw, 4rem);
}
.statement p {
  font-size: clamp(1.4rem, 3.4vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.25;
  max-width: 20ch;
  margin-inline: auto;
}

/* CTA band */
.cta-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.cta-band .cta-copy { max-width: 52ch; }
.cta-band h2 { margin-bottom: 0.3rem; }
.cta-band p { margin-bottom: 0; }

/* Detail / key-value list */
.kv {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.55rem 1.5rem;
  margin: 0;
}
.kv dt { color: var(--soft); font-weight: 600; }
.kv dd { margin: 0; color: var(--text); }

/* =====================================================================
   Page title block
   ===================================================================== */
.page-title { padding-block: clamp(3.5rem, 8vw, 5.5rem) clamp(1.5rem, 3vw, 2.5rem); }
.page-title h1 { max-width: 18ch; }
.page-title .lead { margin-top: 0.6rem; }

/* =====================================================================
   Legal / long-form text
   ===================================================================== */
.legal { max-width: 820px; }
.legal h2 { font-size: 1.35rem; margin-top: 2.4rem; color: var(--text); }
.legal h2:first-of-type { margin-top: 0; }
.legal p, .legal li { color: var(--muted); }
.legal ul { padding-left: 1.2rem; }
.legal li { margin-bottom: 0.4rem; }
.legal .updated {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.85rem;
  margin-bottom: 2rem;
}
.legal .notice {
  border-left: 3px solid var(--accent);
  background: var(--panel);
  padding: 1rem 1.25rem;
  border-radius: 0 10px 10px 0;
  margin-bottom: 1.5rem;
}
.legal .notice p:last-child { margin-bottom: 0; }

/* =====================================================================
   Footer
   ===================================================================== */
.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(7, 9, 13, 0.6);
  -webkit-backdrop-filter: blur(10px);
          backdrop-filter: blur(10px);
  padding-block: 3rem 2rem;
  margin-top: 2rem;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
}
.footer-brand .brand { font-size: 1.35rem; margin-bottom: 0.8rem; }
.footer-brand p { font-size: 0.92rem; max-width: 38ch; }
.footer-col h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--soft);
  margin-bottom: 0.9rem;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 0.5rem; }
.footer-col a { color: var(--muted); font-size: 0.95rem; }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem;
  font-size: 0.86rem;
  color: var(--soft);
}
.footer-bottom a { color: var(--muted); }

/* =====================================================================
   Reveal-on-scroll (progressive enhancement)
   ===================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* =====================================================================
   Responsive
   ===================================================================== */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .hero-grid { grid-template-columns: 1fr; }
  .netviz { max-width: 360px; order: -1; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .header-cta .btn { display: none; }
  .nav {
    position: fixed;
    inset: 70px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(10, 14, 20, 0.97);
    -webkit-backdrop-filter: blur(18px);
            backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    padding: 0.6rem 1rem 1.2rem;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.25s var(--ease), opacity 0.25s var(--ease), visibility 0.25s;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a { padding: 0.85rem 0.6rem; border-radius: 10px; font-size: 1.05rem; }
  .nav a[aria-current="page"]::after { display: none; }
  .nav a[aria-current="page"] { background: var(--panel); }
  .nav > .btn { display: inline-flex; margin-top: 0.6rem; }
}

@media (max-width: 560px) {
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
}

/* =====================================================================
   Reduced motion
   ===================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}