/* =============================================================
   SecurePath VPN — Design System
   Theme: "Secure Path" — encrypted-tunnel dark aesthetic
   Signature: luminous aqua-mint signal + flowing path line
   ============================================================= */

/* ---------- Design Tokens ---------- */
:root {
  /* Ink / surfaces */
  --ink-900: #04080a;
  --ink-850: #060b0e;
  --ink-800: #080f13;
  --ink-700: #0b151a;
  --ink-600: #0f1d23;
  --surface: #0c161b;
  --surface-2: #101e25;
  --line: rgba(160, 240, 210, 0.10);
  --line-strong: rgba(160, 240, 210, 0.20);

  /* Signal accents */
  --signal: #45f5ae;          /* primary aqua-mint */
  --signal-bright: #6dffc4;
  --signal-deep: #14c98a;
  --cyan: #54d9ff;            /* secondary cyan */
  --violet: #8b8cff;          /* sparing tertiary */
  --amber: #ffce5c;          /* "live" status */

  /* Text */
  --text: #e9f6f1;
  --text-soft: #b6cbc4;
  --text-mute: #7c958d;
  --text-faint: #51655e;

  /* Brand gradients */
  --grad-signal: linear-gradient(115deg, var(--signal-bright) 0%, var(--signal) 38%, var(--cyan) 100%);
  --grad-text: linear-gradient(120deg, #ffffff 0%, #b9ffe6 45%, var(--signal) 100%);
  --grad-glow: radial-gradient(closest-side, rgba(69, 245, 174, 0.55), rgba(69, 245, 174, 0) 70%);

  /* Type */
  --font-display: "Clash Display", "Satoshi", ui-sans-serif, system-ui, sans-serif;
  --font-body: "Satoshi", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;

  /* Radii */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 34px;
  --r-pill: 999px;

  /* Shadows / glows */
  --shadow-card: 0 24px 60px -28px rgba(0, 0, 0, 0.85);
  --shadow-deep: 0 40px 120px -40px rgba(0, 0, 0, 0.9);
  --glow-signal: 0 0 0 1px rgba(69, 245, 174, 0.35), 0 18px 50px -16px rgba(69, 245, 174, 0.45);

  /* Layout */
  --maxw: 1200px;
  --gutter: clamp(20px, 5vw, 64px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

* { margin: 0; padding: 0; }

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

body {
  font-family: var(--font-body);
  background-color: var(--ink-900);
  color: var(--text);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;
}

img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }
::selection { background: rgba(69, 245, 174, 0.28); color: #fff; }

/* ---------- Atmosphere (global background) ---------- */
.bg-atmos {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(60% 50% at 78% -5%, rgba(84, 217, 255, 0.10), transparent 60%),
    radial-gradient(55% 45% at 12% 8%, rgba(69, 245, 174, 0.12), transparent 62%),
    linear-gradient(180deg, var(--ink-850), var(--ink-900) 38%, var(--ink-900));
}
.bg-atmos::before {
  /* topographic grid */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(160, 240, 210, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(160, 240, 210, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 35%, transparent 80%);
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 35%, transparent 80%);
}
/* grain overlay */
.bg-grain {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.5;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.section {
  position: relative;
  padding-block: clamp(72px, 10vw, 140px);
}
.section--tight { padding-block: clamp(56px, 7vw, 96px); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--signal);
  padding: 7px 14px 7px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  background: rgba(69, 245, 174, 0.05);
}
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 10px var(--signal);
  animation: pulse-dot 2.4s var(--ease) infinite;
}

.section-head { max-width: 720px; }
.section-head.center { margin-inline: auto; text-align: center; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: #fff;
}
.h-display {
  font-size: clamp(2.9rem, 7.2vw, 5.6rem);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.035em;
}
.h2 { font-size: clamp(2rem, 4.2vw, 3.3rem); }
.h3 { font-size: clamp(1.3rem, 2.2vw, 1.7rem); }

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
  color: var(--text-soft);
  line-height: 1.62;
}
.muted { color: var(--text-mute); }

.text-grad {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.text-signal { color: var(--signal); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  padding: 14px 24px;
  border-radius: var(--r-pill);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), background 0.3s, color 0.3s, border-color 0.3s;
  white-space: nowrap;
  position: relative;
}
.btn:active { transform: translateY(1px) scale(0.99); }

.btn--primary {
  background: var(--grad-signal);
  color: #04211a;
  box-shadow: 0 14px 34px -12px rgba(69, 245, 174, 0.6);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 48px -12px rgba(69, 245, 174, 0.75);
}
.btn--ghost {
  border: 1px solid var(--line-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.015);
  backdrop-filter: blur(6px);
}
.btn--ghost:hover {
  border-color: var(--signal);
  color: #fff;
  background: rgba(69, 245, 174, 0.06);
}
.btn--lg { padding: 17px 30px; font-size: 1.05rem; }

/* Google Play badge */
.badge-store {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  padding: 11px 22px 11px 18px;
  border-radius: 14px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  transition: transform 0.4s var(--ease), border-color 0.3s, background 0.3s;
}
.badge-store:hover {
  transform: translateY(-2px);
  border-color: var(--signal);
  background: linear-gradient(180deg, rgba(69,245,174,0.10), rgba(69,245,174,0.02));
}
.badge-store .play-mark { width: 26px; height: 28px; flex: none; }
.badge-store .bs-text { line-height: 1.1; }
.badge-store .bs-text small { display: block; font-size: 0.62rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-mute); }
.badge-store .bs-text strong { font-size: 1.15rem; font-weight: 600; font-family: var(--font-display); color: #fff; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(6, 11, 14, 0.72);
  backdrop-filter: blur(18px) saturate(1.4);
  border-bottom-color: var(--line);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.18rem;
  letter-spacing: -0.02em;
  color: #fff;
}
.brand__mark { width: 34px; height: 34px; flex: none; }
.brand b { color: var(--signal); font-weight: 600; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__links a {
  font-size: 0.94rem;
  color: var(--text-soft);
  padding: 9px 15px;
  border-radius: var(--r-pill);
  transition: color 0.25s, background 0.25s;
}
.nav__links a:hover { color: #fff; background: rgba(255,255,255,0.04); }
.nav__cta { display: flex; align-items: center; gap: 12px; }

.nav__toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav__toggle span {
  width: 18px; height: 2px; border-radius: 2px;
  background: var(--text);
  transition: transform 0.35s var(--ease), opacity 0.25s;
}
.nav__toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-top: clamp(120px, 17vh, 180px);
  padding-bottom: clamp(60px, 8vw, 110px);
  overflow: hidden;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 70px);
  align-items: center;
}
.hero__title {
  margin-top: 26px;
  margin-bottom: 24px;
}
.hero__title .line { display: block; overflow: hidden; }
.hero p.lead { max-width: 30em; }
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}
.hero__trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  margin-top: 34px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.trust-item { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--text-soft); }
.trust-item svg { width: 18px; height: 18px; color: var(--signal); flex: none; }
.stars { display: inline-flex; gap: 2px; color: var(--amber); }
.stars svg { width: 15px; height: 15px; }

/* Hero glow */
.hero__glow {
  position: absolute;
  width: 560px; height: 560px;
  background: var(--grad-glow);
  top: -120px; left: -140px;
  filter: blur(8px);
  opacity: 0.65;
  z-index: -1;
  pointer-events: none;
}

/* ---------- Phone mockup ---------- */
.phone-stage {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.phone-stage__ring {
  position: absolute;
  width: min(94%, 420px);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: radial-gradient(closest-side, rgba(69,245,174,0.10), transparent 72%);
  animation: spin-slow 32s linear infinite;
}
.phone-stage__ring::after {
  content: "";
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  border: 1px dashed rgba(160,240,210,0.16);
}
.phone {
  position: relative;
  width: min(78vw, 300px);
  border-radius: 42px;
  padding: 11px;
  background: linear-gradient(160deg, #1a2a30, #0a1418 60%);
  border: 1px solid rgba(160, 240, 210, 0.16);
  box-shadow: var(--shadow-deep), inset 0 1px 0 rgba(255,255,255,0.08);
  animation: float-y 6s var(--ease) infinite;
}
.phone__screen {
  position: relative;
  border-radius: 32px;
  overflow: hidden;
  background:
    radial-gradient(120% 70% at 50% -10%, rgba(69,245,174,0.18), transparent 60%),
    linear-gradient(180deg, #07110f, #050b0c);
  padding: 26px 22px 24px;
  min-height: 540px;
  display: flex;
  flex-direction: column;
}
.phone__notch {
  position: absolute;
  top: 12px; left: 50%; transform: translateX(-50%);
  width: 92px; height: 22px;
  background: #04090a;
  border-radius: 0 0 14px 14px;
  z-index: 3;
}
.phone__statusbar {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-mono);
  font-size: 0.66rem; color: var(--text-mute);
  letter-spacing: 0.04em;
}
.phone__app-top {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 28px;
}
.phone__app-top .pa-title { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; }
.phone__app-top .pa-ico { width: 30px; height: 30px; border-radius: 9px; background: rgba(255,255,255,0.05); display: grid; place-items: center; }
.phone__app-top .pa-ico svg { width: 16px; height: 16px; color: var(--text-soft); }

.connect {
  margin: auto 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 18px 0;
}
.connect__orb {
  position: relative;
  width: 156px; height: 156px;
  border-radius: 50%;
  display: grid; place-items: center;
  background:
    radial-gradient(closest-side, rgba(69,245,174,0.22), rgba(69,245,174,0.02) 75%),
    conic-gradient(from 200deg, rgba(69,245,174,0), var(--signal), var(--cyan), rgba(69,245,174,0));
  box-shadow: 0 0 0 1px rgba(69,245,174,0.25), 0 0 60px -8px rgba(69,245,174,0.55);
  animation: orb-pulse 3.4s var(--ease) infinite;
}
.connect__orb::before {
  content: "";
  position: absolute; inset: 10px;
  border-radius: 50%;
  background: radial-gradient(closest-side, #0a1715, #060d0c);
  border: 1px solid rgba(160,240,210,0.18);
}
.connect__power {
  position: relative; z-index: 2;
  width: 52px; height: 52px;
  color: var(--signal);
}
.connect__status { text-align: center; }
.connect__status b { display: block; font-family: var(--font-display); font-size: 1.35rem; color: #fff; letter-spacing: -0.01em; }
.connect__status .chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--signal); margin-top: 6px;
}
.connect__status .chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 8px var(--signal); }

.phone__server {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 14px;
  border-radius: 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
}
.phone__server .flag { width: 34px; height: 34px; border-radius: 9px; background: var(--grad-signal); display: grid; place-items: center; font-size: 1rem; flex: none; color:#04211a; }
.phone__server .srv-meta { flex: 1; line-height: 1.25; }
.phone__server .srv-meta b { font-size: 0.92rem; }
.phone__server .srv-meta small { color: var(--text-mute); font-family: var(--font-mono); font-size: 0.66rem; }
.phone__server .srv-speed { text-align: right; font-family: var(--font-mono); font-size: 0.64rem; color: var(--signal); }

.phone__metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-top: 10px; }
.phone__metrics .pm {
  padding: 10px 12px; border-radius: 13px;
  background: rgba(255,255,255,0.03); border: 1px solid var(--line);
}
.phone__metrics .pm small { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-mute); }
.phone__metrics .pm b { display: block; font-family: var(--font-display); font-size: 1.05rem; margin-top: 2px; }

/* floating packet chips around phone */
.packet-chip {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 8px 13px;
  border-radius: var(--r-pill);
  background: rgba(8, 18, 20, 0.85);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; gap: 8px;
  box-shadow: var(--shadow-card);
  color: var(--text-soft);
  white-space: nowrap;
}
.packet-chip svg { width: 14px; height: 14px; color: var(--signal); }
.packet-chip--a { top: 12%; left: -8%; animation: float-y 5s var(--ease) infinite; }
.packet-chip--b { bottom: 16%; right: -10%; animation: float-y 6.5s var(--ease) infinite reverse; }
.packet-chip--c { bottom: 38%; left: -14%; animation: float-y 7.5s var(--ease) 0.6s infinite; }

/* ---------- Marquee logos / trust strip ---------- */
.logostrip {
  border-block: 1px solid var(--line);
  padding-block: 26px;
  background: rgba(255,255,255,0.012);
}
.logostrip__inner { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: clamp(20px, 5vw, 60px); }
.logostrip span {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-faint);
  display: inline-flex; align-items: center; gap: 9px;
}
.logostrip span svg { width: 17px; height: 17px; color: var(--text-mute); }

/* ---------- Stat band ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.stat {
  background: var(--ink-800);
  padding: clamp(26px, 3.4vw, 40px) clamp(20px, 2.4vw, 30px);
  position: relative;
}
.stat:hover { background: var(--ink-700); }
.stat .num {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.1rem, 3.8vw, 3rem);
  line-height: 1;
  letter-spacing: -0.03em;
  background: var(--grad-text);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat .label { margin-top: 10px; color: var(--text-mute); font-size: 0.92rem; }

/* ---------- Feature grid (bento) ---------- */
.bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}
.card {
  position: relative;
  background: linear-gradient(180deg, var(--surface), var(--ink-800));
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(22px, 2.6vw, 32px);
  overflow: hidden;
  transition: transform 0.5s var(--ease), border-color 0.4s, background 0.4s;
}
.card::after {
  /* hover glow follows top edge */
  content: "";
  position: absolute;
  top: -1px; left: 20%; right: 20%; height: 1px;
  background: var(--grad-signal);
  opacity: 0;
  transition: opacity 0.4s;
}
.card:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.card:hover::after { opacity: 1; }

.feat-ico {
  width: 50px; height: 50px;
  border-radius: 14px;
  display: grid; place-items: center;
  background: rgba(69,245,174,0.08);
  border: 1px solid var(--line-strong);
  color: var(--signal);
  margin-bottom: 18px;
}
.feat-ico svg { width: 24px; height: 24px; }
.card h3 { margin-bottom: 9px; font-size: 1.2rem; }
.card p { color: var(--text-mute); font-size: 0.96rem; }

.col-6 { grid-column: span 6; }
.col-4 { grid-column: span 4; }
.col-3 { grid-column: span 3; }
.col-8 { grid-column: span 8; }

/* Wide feature card with mini visual */
.card--wide { grid-column: span 6; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 20px; align-items: center; }
.card--feature-hero {
  grid-column: span 12;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 50px);
  align-items: center;
  padding: clamp(28px, 4vw, 52px);
  background:
    radial-gradient(80% 120% at 100% 0%, rgba(84,217,255,0.10), transparent 55%),
    linear-gradient(160deg, var(--surface-2), var(--ink-800));
}

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: step; }
.step {
  position: relative;
  padding: 30px 26px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--surface), var(--ink-800));
}
.step__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--signal);
  letter-spacing: 0.2em;
}
.step__icon {
  width: 56px; height: 56px; border-radius: 16px;
  display: grid; place-items: center;
  background: var(--grad-signal); color: #04211a;
  margin: 16px 0 18px;
  box-shadow: 0 14px 30px -14px rgba(69,245,174,0.6);
}
.step__icon svg { width: 26px; height: 26px; }
.step h3 { font-size: 1.25rem; margin-bottom: 8px; }
.step p { color: var(--text-mute); font-size: 0.96rem; }
.step__connector {
  position: absolute; top: 56px; right: -10px; width: 20px;
  color: var(--line-strong);
}

/* ---------- Globe / network ---------- */
.network__grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(30px, 5vw, 64px); align-items: center; }
.globe {
  position: relative;
  aspect-ratio: 1;
  max-width: 460px;
  margin-inline: auto;
  width: 100%;
}
.globe__sphere {
  position: absolute; inset: 8%;
  border-radius: 50%;
  background:
    radial-gradient(45% 45% at 32% 28%, rgba(69,245,174,0.18), transparent 60%),
    radial-gradient(closest-side, #0a1a1c, #060e10);
  border: 1px solid var(--line-strong);
  box-shadow: inset 0 0 60px -10px rgba(0,0,0,0.9), 0 30px 80px -30px rgba(69,245,174,0.3);
  overflow: hidden;
}
.globe__sphere::before, .globe__sphere::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  border: 1px solid rgba(160,240,210,0.10);
}
.globe__lat {
  position: absolute; left: 6%; right: 6%; top: 50%; height: 1px;
  background: rgba(160,240,210,0.12);
}
.globe__ping {
  position: absolute; width: 10px; height: 10px; border-radius: 50%;
  background: var(--signal); box-shadow: 0 0 12px var(--signal);
}
.globe__ping::after {
  content: ""; position: absolute; inset: -6px; border-radius: 50%;
  border: 1px solid var(--signal); animation: ping 2.6s ease-out infinite;
}
.region-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 26px; }
.region {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 16px; border-radius: var(--r-md);
  border: 1px solid var(--line); background: rgba(255,255,255,0.02);
  transition: border-color 0.3s, background 0.3s, transform 0.3s var(--ease);
}
.region:hover { border-color: var(--line-strong); background: rgba(69,245,174,0.04); transform: translateX(3px); }
.region .r-name { display: flex; align-items: center; gap: 11px; font-size: 0.95rem; }
.region .r-flag { font-size: 1.15rem; }
.region .r-count { font-family: var(--font-mono); font-size: 0.78rem; color: var(--signal); }

/* ---------- Use cases ---------- */
.usecases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.usecase {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px; background: linear-gradient(180deg, var(--surface), var(--ink-800));
  transition: transform 0.5s var(--ease), border-color 0.4s;
  position: relative; overflow: hidden;
}
.usecase:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.usecase__tag { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--signal); }
.usecase h3 { font-size: 1.15rem; margin: 12px 0 8px; }
.usecase p { color: var(--text-mute); font-size: 0.93rem; }
.usecase__big { position: absolute; bottom: -18px; right: -6px; font-size: 5rem; opacity: 0.06; }

/* ---------- Protocols / specs ---------- */
.specs { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(28px, 4vw, 56px); align-items: center; }
.spec-list { display: grid; gap: 12px; }
.spec {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 20px; border-radius: var(--r-md);
  border: 1px solid var(--line); background: rgba(255,255,255,0.02);
}
.spec__k { flex: none; width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: rgba(84,217,255,0.08); color: var(--cyan); border: 1px solid rgba(84,217,255,0.18); }
.spec__k svg { width: 22px; height: 22px; }
.spec h4 { font-size: 1.05rem; margin-bottom: 4px; }
.spec p { font-size: 0.9rem; color: var(--text-mute); }

.terminal {
  border-radius: var(--r-lg);
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, #08110f, #050b0b);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  font-family: var(--font-mono);
}
.terminal__bar { display: flex; align-items: center; gap: 7px; padding: 13px 16px; border-bottom: 1px solid var(--line); }
.terminal__bar i { width: 11px; height: 11px; border-radius: 50%; display: block; }
.terminal__bar i:nth-child(1){ background:#ff5f57;} .terminal__bar i:nth-child(2){ background:#febc2e;} .terminal__bar i:nth-child(3){ background:#28c840;}
.terminal__bar span { margin-left: 8px; font-size: 0.72rem; color: var(--text-faint); }
.terminal__body { padding: 20px 18px; font-size: 0.82rem; line-height: 1.9; }
.terminal__body .ln { display: block; color: var(--text-mute); }
.terminal__body .ln .c { color: var(--signal); }
.terminal__body .ln .y { color: var(--amber); }
.terminal__body .ln .b { color: var(--cyan); }
.terminal__body .ok { color: var(--signal); }

/* ---------- Pricing ---------- */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.plan {
  position: relative;
  display: flex; flex-direction: column;
  border: 1px solid var(--line); border-radius: var(--r-xl);
  padding: 32px 28px;
  background: linear-gradient(180deg, var(--surface), var(--ink-800));
  transition: transform 0.5s var(--ease), border-color 0.4s;
}
.plan:hover { transform: translateY(-5px); }
.plan--feature {
  border-color: rgba(69,245,174,0.35);
  background:
    radial-gradient(80% 60% at 50% 0%, rgba(69,245,174,0.12), transparent 60%),
    linear-gradient(180deg, var(--surface-2), var(--ink-800));
  box-shadow: var(--glow-signal);
}
.plan__badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase;
  padding: 6px 14px; border-radius: var(--r-pill);
  background: var(--grad-signal); color: #04211a; font-weight: 700;
}
.plan__name { font-family: var(--font-display); font-size: 1.3rem; }
.plan__desc { color: var(--text-mute); font-size: 0.9rem; margin: 6px 0 20px; min-height: 40px; }
.plan__price { display: flex; align-items: flex-end; gap: 6px; }
.plan__price .amt { font-family: var(--font-display); font-size: 3rem; line-height: 1; letter-spacing: -0.03em; color: #fff; }
.plan__price .per { color: var(--text-mute); font-size: 0.9rem; padding-bottom: 7px; }
.plan__list { display: grid; gap: 11px; margin: 24px 0 26px; }
.plan__list li { display: flex; gap: 11px; align-items: flex-start; font-size: 0.93rem; color: var(--text-soft); }
.plan__list li svg { width: 18px; height: 18px; color: var(--signal); flex: none; margin-top: 2px; }
.plan__list li.off { color: var(--text-faint); }
.plan__list li.off svg { color: var(--text-faint); }
.plan .btn { width: 100%; margin-top: auto; }

/* ---------- Testimonials ---------- */
.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.review {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px; background: linear-gradient(180deg, var(--surface), var(--ink-800));
  display: flex; flex-direction: column; gap: 14px;
}
.review .stars { margin-bottom: 2px; }
.review p { color: var(--text-soft); font-size: 0.96rem; }
.review__user { display: flex; align-items: center; gap: 12px; margin-top: auto; }
.review__avatar { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-display); font-weight: 600; color: #04211a; flex: none; }
.review__user b { font-size: 0.92rem; display: block; }
.review__user small { color: var(--text-mute); font-size: 0.78rem; font-family: var(--font-mono); }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 12px; max-width: 860px; margin-inline: auto; }
.faq-item {
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: rgba(255,255,255,0.018);
  overflow: hidden;
  transition: border-color 0.3s, background 0.3s;
}
.faq-item.open { border-color: var(--line-strong); background: rgba(69,245,174,0.03); }
.faq-q {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding: 21px 24px;
  font-family: var(--font-display); font-weight: 500; font-size: 1.08rem; color: #fff;
  text-align: left;
}
.faq-q .ic { flex: none; width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--line-strong); display: grid; place-items: center; transition: transform 0.4s var(--ease), background 0.3s, color 0.3s; color: var(--signal); }
.faq-item.open .faq-q .ic { transform: rotate(45deg); background: var(--signal); color: #04211a; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.45s var(--ease); }
.faq-a__inner { padding: 0 24px 22px; color: var(--text-mute); font-size: 0.97rem; }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  border-radius: var(--r-xl);
  padding: clamp(40px, 6vw, 78px);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(70% 130% at 15% 0%, rgba(69,245,174,0.18), transparent 55%),
    radial-gradient(60% 120% at 100% 100%, rgba(84,217,255,0.14), transparent 55%),
    linear-gradient(160deg, var(--surface-2), var(--ink-800));
  text-align: center;
}
.cta-band__inner { position: relative; z-index: 2; max-width: 660px; margin-inline: auto; }
.cta-band .hero__cta { justify-content: center; }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--line);
  padding-top: clamp(56px, 7vw, 90px);
  padding-bottom: 40px;
  margin-top: 40px;
}
.footer__top { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 40px; }
.footer__intro p { color: var(--text-mute); font-size: 0.94rem; margin: 18px 0 22px; max-width: 30ch; }
.footer__col h4 { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 16px; font-weight: 500; }
.footer__col a { display: block; color: var(--text-soft); font-size: 0.94rem; padding: 6px 0; transition: color 0.25s, padding 0.25s; }
.footer__col a:hover { color: var(--signal); padding-left: 4px; }
.footer__social { display: flex; gap: 10px; }
.footer__social a { width: 40px; height: 40px; border-radius: 11px; border: 1px solid var(--line); display: grid; place-items: center; color: var(--text-soft); transition: border-color 0.3s, color 0.3s, transform 0.3s; }
.footer__social a:hover { border-color: var(--signal); color: var(--signal); transform: translateY(-2px); }
.footer__social svg { width: 18px; height: 18px; }
.footer__bottom {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
  margin-top: clamp(40px, 5vw, 64px); padding-top: 26px;
  border-top: 1px solid var(--line);
  font-size: 0.86rem; color: var(--text-mute);
}
.footer__bottom .fb-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer__bottom a:hover { color: var(--signal); }

/* ---------- Legal pages ---------- */
.legal-hero {
  padding-top: clamp(130px, 18vh, 180px);
  padding-bottom: clamp(30px, 4vw, 50px);
}
.legal-hero .crumbs { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-mute); margin-bottom: 18px; }
.legal-hero .crumbs a { color: var(--signal); }
.legal-hero h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
.legal-hero .meta { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 22px; color: var(--text-mute); font-size: 0.9rem; }
.legal-hero .meta span { display: inline-flex; align-items: center; gap: 8px; }
.legal-hero .meta svg { width: 16px; height: 16px; color: var(--signal); }

.legal-layout { display: grid; grid-template-columns: 250px 1fr; gap: clamp(30px, 5vw, 70px); align-items: start; }
.legal-toc {
  position: sticky; top: 100px;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 22px; background: rgba(255,255,255,0.02);
}
.legal-toc h4 { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 14px; font-weight: 500; }
.legal-toc a { display: block; color: var(--text-soft); font-size: 0.88rem; padding: 7px 12px; border-radius: 9px; border-left: 2px solid transparent; transition: color 0.25s, background 0.25s, border-color 0.25s; }
.legal-toc a:hover, .legal-toc a.active { color: #fff; background: rgba(69,245,174,0.06); border-left-color: var(--signal); }

.legal-body { max-width: 760px; }
.legal-intro {
  padding: 22px 26px; border-radius: var(--r-lg);
  border: 1px solid var(--line-strong);
  background: linear-gradient(160deg, rgba(69,245,174,0.06), rgba(255,255,255,0.01));
  color: var(--text-soft); margin-bottom: 40px;
}
.legal-section { padding-block: 26px; border-top: 1px solid var(--line); scroll-margin-top: 100px; }
.legal-section:first-of-type { border-top: none; padding-top: 0; }
.legal-section h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.95rem);
  display: flex; align-items: baseline; gap: 14px;
  margin-bottom: 16px;
}
.legal-section h2 .sx { font-family: var(--font-mono); font-size: 0.95rem; color: var(--signal); flex: none; }
.legal-section h3 { font-size: 1.12rem; margin: 22px 0 10px; color: #fff; }
.legal-section p { color: var(--text-soft); margin-bottom: 14px; }
.legal-section ul.bullets { margin: 0 0 16px; display: grid; gap: 10px; }
.legal-section ul.bullets li { position: relative; padding-left: 26px; color: var(--text-soft); }
.legal-section ul.bullets li::before {
  content: ""; position: absolute; left: 4px; top: 10px;
  width: 7px; height: 7px; border-radius: 2px; transform: rotate(45deg);
  background: var(--signal);
}
.legal-section a { color: var(--signal); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(69,245,174,0.4); }
.legal-section a:hover { text-decoration-color: var(--signal); }
.legal-section strong { color: #fff; }
.callout {
  display: flex; gap: 14px;
  padding: 18px 20px; border-radius: var(--r-md);
  border: 1px solid var(--line-strong);
  background: rgba(84,217,255,0.05);
  margin: 18px 0;
}
.callout svg { width: 22px; height: 22px; color: var(--cyan); flex: none; margin-top: 1px; }
.callout p { margin: 0; font-size: 0.93rem; color: var(--text-soft); }
.legal-table { width: 100%; border-collapse: collapse; margin: 8px 0 18px; font-size: 0.9rem; }
.legal-table th, .legal-table td { text-align: left; padding: 13px 14px; border: 1px solid var(--line); vertical-align: top; }
.legal-table th { background: rgba(255,255,255,0.03); color: #fff; font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; }
.legal-table td { color: var(--text-soft); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: 0.08s; }
.reveal[data-d="2"] { transition-delay: 0.16s; }
.reveal[data-d="3"] { transition-delay: 0.24s; }
.reveal[data-d="4"] { transition-delay: 0.32s; }
.reveal[data-d="5"] { transition-delay: 0.40s; }

/* ---------- Keyframes ---------- */
@keyframes pulse-dot { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.7); } }
@keyframes float-y { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes spin-slow { to { transform: rotate(360deg); } }
@keyframes orb-pulse {
  0%, 100% { box-shadow: 0 0 0 1px rgba(69,245,174,0.25), 0 0 60px -8px rgba(69,245,174,0.5); }
  50% { box-shadow: 0 0 0 1px rgba(69,245,174,0.4), 0 0 90px -4px rgba(69,245,174,0.75); }
}
@keyframes ping { 0% { transform: scale(0.6); opacity: 0.9; } 100% { transform: scale(2.6); opacity: 0; } }
@keyframes dash-flow { to { stroke-dashoffset: -1000; } }
@keyframes marquee { to { transform: translateX(-50%); } }

/* path line flow */
.flow-path { stroke-dasharray: 8 14; animation: dash-flow 18s linear infinite; }
.flow-path--fast { stroke-dasharray: 4 10; animation: dash-flow 9s linear infinite; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; }
  .phone-stage { order: -1; margin-bottom: 10px; }
  .network__grid, .specs { grid-template-columns: 1fr; }
  .card--feature-hero { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__intro { grid-column: 1 / -1; }
  .legal-layout { grid-template-columns: 1fr; }
  .legal-toc { position: relative; top: 0; }
}
@media (max-width: 860px) {
  .nav__links, .nav__cta .btn--ghost { display: none; }
  .nav__toggle { display: flex; }
  .stats { grid-template-columns: 1fr 1fr; }
  .steps, .usecases, .pricing, .reviews, .bento { grid-template-columns: 1fr; }
  .col-6, .col-4, .col-3, .col-8, .card--wide { grid-column: 1 / -1; }
  .step__connector { display: none; }
  .region-list { grid-template-columns: 1fr; }
  .card--wide { grid-template-columns: 1fr; }

  /* mobile nav drawer */
  .nav__drawer {
    position: fixed; inset: 74px 0 auto 0;
    background: rgba(6,11,14,0.96);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
    padding: 18px var(--gutter) 28px;
    display: flex; flex-direction: column; gap: 6px;
    transform: translateY(-120%);
    transition: transform 0.45s var(--ease);
    z-index: 99;
  }
  .nav__drawer.open { transform: none; }
  .nav__drawer a { padding: 13px 4px; font-size: 1.05rem; border-bottom: 1px solid var(--line); color: var(--text-soft); }
  .nav__drawer .btn { margin-top: 14px; }
}
@media (max-width: 540px) {
  .stats { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  body { font-size: 16px; }
}

/* Hide mobile drawer on desktop */
.nav__drawer { display: none; }
@media (max-width: 860px) { .nav__drawer { display: flex; } }

@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; }
}