/* ============================================================
   Mymanga Networks Ltd — corporate site styles
   Palette + type driven by custom properties for easy rebrand.
   ============================================================ */

:root {
  /* Brand: blue (#009df2 from the official wordmark), black, white */
  --brand-900: #06283d;
  --brand-700: #005f94;
  --brand-600: #0077b8;
  --brand-500: #009df2;
  --brand-400: #45baff;
  --btn-bg: #0077b8;        /* primary button bg — white text passes AA in both themes */
  --btn-bg-hover: #005f94;
  --ink: #0e1116;
  --ink-soft: #46505c;
  --line: #dde3ea;
  --bg: #ffffff;
  --bg-alt: #f3f6fa;
  --surface: #ffffff;
  --header-bg: rgba(255, 255, 255, 0.92);
  --bg-dark: #0a0f16;
  --bg-dark-soft: #121a26;
  --text-on-dark: #e8eef7;
  --muted-on-dark: #9db0c6;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(10, 15, 22, 0.08);
  --font: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --header-h: 72px;
  --logo-light-display: block;
  --logo-dark-display: none;
  --show-moon: block;
  --show-sun: none;
}

/* Dark theme tokens — applied automatically from the OS setting,
   or forced either way once the user picks a theme with the toggle.
   Keep this block and the media-query copy below in sync. */
:root[data-theme="dark"] {
  --brand-700: #45baff;   /* links, prices, accent text */
  --brand-600: #009df2;   /* icons, borders, eyebrows */
  --btn-bg-hover: #008ede;
  --ink: #e8eef7;
  --ink-soft: #9db0c6;
  --line: #223042;
  --bg: #0a0f16;
  --bg-alt: #0e141d;
  --surface: #121a26;
  --header-bg: rgba(10, 15, 22, 0.92);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  --logo-light-display: none;
  --logo-dark-display: block;
  --show-moon: none;
  --show-sun: block;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --brand-700: #45baff;
    --brand-600: #009df2;
    --btn-bg-hover: #008ede;
    --ink: #e8eef7;
    --ink-soft: #9db0c6;
    --line: #223042;
    --bg: #0a0f16;
    --bg-alt: #0e141d;
    --surface: #121a26;
    --header-bg: rgba(10, 15, 22, 0.92);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
    --logo-light-display: none;
    --logo-dark-display: block;
    --show-moon: none;
    --show-sun: block;
    --orb: rgba(0, 157, 242, 0.3);
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
}

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
a { color: var(--brand-700); }
ul { list-style: none; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.container {
  width: min(1120px, 100% - 2.5rem);
  margin-inline: auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--btn-bg);
  color: #fff;
}
.btn-primary:hover { background: var(--btn-bg-hover); }
.btn-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}
.btn-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, 0.08); }
.btn-outline {
  color: var(--brand-700);
  border-color: var(--brand-600);
}
.btn-outline:hover { background: var(--btn-bg); border-color: var(--btn-bg); color: #fff; }
.btn-block { width: 100%; font-family: var(--font); font-size: 1rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.site-header.scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 4px 20px rgba(10, 15, 22, 0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 1rem;
}
.brand img { height: 30px; width: auto; }
.brand .logo-on-light { display: var(--logo-light-display); }
.brand .logo-on-dark { display: var(--logo-dark-display); }

.header-right { display: flex; align-items: center; gap: 0.9rem; }

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.theme-toggle:hover { border-color: var(--brand-500); color: var(--brand-700); }
.theme-toggle svg { width: 20px; height: 20px; }
.theme-toggle .icon-moon { display: var(--show-moon); }
.theme-toggle .icon-sun { display: var(--show-sun); }

.site-nav { display: flex; align-items: center; gap: 1.5rem; }
.site-nav ul { display: flex; gap: 1.4rem; }
.site-nav a:not(.btn) {
  text-decoration: none;
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.site-nav a:not(.btn):hover,
.site-nav a:not(.btn).active {
  color: var(--brand-700);
  border-bottom-color: var(--brand-500);
}

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  width: 44px;
  height: 44px;
  cursor: pointer;
  position: relative;
}
.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  display: block;
  position: absolute;
  left: 10px;
  width: 24px;
  height: 2.5px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle-bar { top: 21px; }
.nav-toggle-bar::before { left: 0; top: -7px; }
.nav-toggle-bar::after { left: 0; top: 7px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(1000px 500px at 80% -10%, rgba(0, 157, 242, 0.18), transparent 60%),
    linear-gradient(160deg, var(--brand-900) 0%, var(--bg-dark) 55%, #070b12 100%);
  color: var(--text-on-dark);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  width: 900px;
  height: 900px;
  top: -420px;
  right: -180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 157, 242, 0.18), transparent 60%);
  animation: orb-drift-b 24s ease-in-out infinite alternate;
  pointer-events: none;
}
.hero-fibre {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Light pulses travelling along the fibre lines. The dash cycle
   (26 + 1600) matches the offset distance so the loop is seamless. */
.hero-fibre .pulse {
  fill: none;
  stroke-linecap: round;
  stroke-dasharray: 26 1600;
  animation: fibre-pulse 7s linear infinite;
  opacity: 0.9;
}
.hero-fibre .pulse-2 { animation-duration: 10s; animation-delay: 2.5s; opacity: 0.55; }
.hero-fibre .pulse-3 { animation-duration: 12s; animation-delay: 5s; opacity: 0.45; }
@keyframes fibre-pulse {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -1626; }
}

.hero-fibre .node {
  transform-box: fill-box;
  transform-origin: center;
  animation: node-pulse 4.5s ease-in-out infinite;
}
.hero-fibre .node-2 { animation-delay: 1.2s; }
.hero-fibre .node-3 { animation-delay: 2.1s; }
.hero-fibre .node-4 { animation-delay: 3.3s; }
@keyframes node-pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.4); }
}
.hero-inner {
  position: relative;
  padding: clamp(4.5rem, 10vw, 7.5rem) 0 clamp(3.5rem, 8vw, 6rem);
  max-width: 780px;
}
.hero-kicker {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-400);
  margin-bottom: 1.2rem;
}
.hero h1 {
  font-size: clamp(2.3rem, 5.5vw, 3.8rem);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1.2rem;
}
.hero-sub {
  font-size: clamp(1.02rem, 2vw, 1.18rem);
  color: #ffffff;
  max-width: 56ch;
  margin-bottom: 2rem;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-bottom: 3.2rem; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 2.5rem;
  justify-content: start;
}
.hero-stats dt {
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  font-weight: 800;
  color: #fff;
}
.hero-stats dd {
  font-size: 0.85rem;
  color: var(--muted-on-dark);
}

/* ---------- Sections ---------- */
.section { padding: clamp(3.5rem, 8vw, 5.5rem) 0; position: relative; overflow: hidden; }
.section > .container { position: relative; z-index: 1; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--bg-dark); color: var(--text-on-dark); }

/* Animated backdrops on alternating sections:
   hero (fibre pulses) → About static → Home Fibre (fibre lines) →
   Business (rings, left) → Network (rings, right) → Coverage static →
   Why (fibre lines, reversed) → Contact static → footer (fibre line). */

/* Fibre lines with travelling light pulses (hero-style) */
.section-fibre {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}
.section-fibre .fibre-base {
  fill: none;
  stroke: #009df2;
  stroke-width: 1.5;
  opacity: 0.22;
}
.section-fibre .fibre-pulse {
  fill: none;
  stroke: #009df2;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-dasharray: 70 1556;
  animation: fibre-pulse 8s linear infinite;
  opacity: 0.9;
}
.section-fibre .fp-2 {
  animation-duration: 11s;
  animation-delay: 3s;
  opacity: 0.6;
}
.section-fibre.fibre-rev .fibre-pulse { animation-name: fibre-pulse-rev; }
.section-fibre.fibre-slow .fibre-pulse { animation-duration: 13s; }
@keyframes fibre-pulse-rev {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: 1626; }
}

/* Hero ambient glow drift */
@keyframes orb-drift-b {
  from { transform: translate(0, 0) scale(1.1); }
  to { transform: translate(-140px, -90px) scale(0.92); }
}

/* Business: signal rings rippling from the left */
#business::before,
#business::after {
  content: "";
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  pointer-events: none;
  border: 2px solid rgba(0, 157, 242, 0.55);
  box-shadow: 0 0 30px rgba(0, 157, 242, 0.25), inset 0 0 30px rgba(0, 157, 242, 0.18);
  width: 560px;
  height: 560px;
  top: 50%;
  left: -6%;
  margin-top: -280px;
  animation: signal-ripple 5s linear infinite;
}
#business::after { animation-delay: 2.5s; }

/* Network: signal rings rippling outward */
#network::before,
#network::after {
  content: "";
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  pointer-events: none;
  border: 2px solid rgba(0, 157, 242, 0.65);
  box-shadow: 0 0 24px rgba(0, 157, 242, 0.25), inset 0 0 24px rgba(0, 157, 242, 0.2);
  width: 520px;
  height: 520px;
  top: 50%;
  right: 2%;
  margin-top: -260px;
  animation: signal-ripple 4.5s linear infinite;
}
#network::after { animation-delay: 2.25s; }
@keyframes signal-ripple {
  0% { transform: scale(0.1); opacity: 0; }
  10% { opacity: 1; }
  100% { transform: scale(1.35); opacity: 0; }
}


.section-head { max-width: 640px; margin-bottom: clamp(2rem, 5vw, 3rem); }
.eyebrow {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-600);
  margin-bottom: 0.6rem;
}
.section-dark .eyebrow { color: var(--brand-400); }
.section-head h2 {
  font-size: clamp(1.7rem, 3.6vw, 2.4rem);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.015em;
}
.section-sub { margin-top: 0.8rem; color: var(--ink-soft); }
.section-dark .section-sub { color: var(--muted-on-dark); }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.about-copy p + p { margin-top: 1rem; }
.about-copy { color: var(--ink-soft); font-size: 1.04rem; }
.about-points { display: grid; gap: 1.4rem; }
.about-points li {
  border-left: 3px solid var(--brand-500);
  padding-left: 1.1rem;
}
.about-points h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.25rem; }
.about-points p { color: var(--ink-soft); font-size: 0.95rem; }

/* ---------- Plans ---------- */
.plans-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.8rem;
  margin-bottom: 2rem;
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--ink-soft);
}
.plans-features span {
  position: relative;
  padding-left: 1.5rem;
}
.plans-features span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 0.85em;
  height: 0.45em;
  border-left: 2.5px solid var(--brand-500);
  border-bottom: 2.5px solid var(--brand-500);
  transform: rotate(-45deg);
}
.plans {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.4rem;
  align-items: stretch;
}
.plan {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem 1.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
.plan h3 { font-size: 1.02rem; font-weight: 700; color: var(--ink-soft); }
.plan-speed {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0.35rem 0 0.2rem;
}
.plan-speed span { font-size: 1.05rem; font-weight: 700; color: var(--ink-soft); }
.plan-price { font-weight: 700; color: var(--brand-700); margin-bottom: 1.4rem; }
.plan-price span { color: var(--ink-soft); font-weight: 500; font-size: 0.9rem; }
.plan .btn { margin-top: auto; padding: 0.7rem 1.2rem; font-size: 0.9rem; }
.plan-featured {
  border-color: var(--brand-600);
  border-width: 2px;
  position: relative;
}
.plan-badge {
  position: absolute;
  top: -0.85rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--btn-bg);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.25rem 0.9rem;
  border-radius: 999px;
  white-space: nowrap;
}
.plan .btn { text-align: center; }
.plans-toggle-wrap { margin-top: 1.8rem; text-align: center; }
.plans-note { margin-top: 1.8rem; font-size: 0.92rem; color: var(--ink-soft); }

/* ---------- Business cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.4rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.9rem 1.7rem;
  box-shadow: var(--shadow);
}
.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 157, 242, 0.12);
  color: var(--brand-600);
  display: grid;
  place-items: center;
  margin-bottom: 1.1rem;
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 { font-size: 1.12rem; font-weight: 700; margin-bottom: 0.45rem; }
.card p { color: var(--ink-soft); font-size: 0.96rem; }

/* ---------- Network ---------- */
.network-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.3rem;
}
.network-item {
  background: var(--bg-dark-soft);
  border: 1px solid rgba(232, 238, 247, 0.08);
  border-radius: var(--radius);
  padding: 1.8rem 1.6rem;
}
.network-item h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--brand-400);
  margin-bottom: 0.4rem;
}
.network-item p { color: var(--muted-on-dark); font-size: 0.96rem; }
.network-note { margin-top: 1.6rem; font-size: 0.92rem; color: var(--muted-on-dark); }
.section-dark a { color: var(--brand-400); }

/* ---------- Coverage ---------- */
.coverage-groups { display: grid; gap: 1.8rem; }
.coverage-group h3 {
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 0.8rem;
}
.chips { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.chips li {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem 1rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink);
}
.coverage-note { margin-top: 1.8rem; color: var(--ink-soft); font-size: 0.95rem; }

/* ---------- Why ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
}
.why-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem 1.4rem;
}
.why-item h3 { font-size: 1.02rem; font-weight: 700; margin-bottom: 0.4rem; }
.why-item p { color: var(--ink-soft); font-size: 0.92rem; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  /* form hidden for now — restore to "1fr 1.2fr" when the PHP mailer lands */
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}
.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem 2rem;
}
.contact-block h3 {
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--brand-700);
  margin-bottom: 0.25rem;
}
.contact-block p { color: var(--ink-soft); }
.contact-block a { font-weight: 600; }

.contact-form {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.9rem 1.7rem;
  display: grid;
  gap: 1.1rem;
}
.form-row { display: grid; gap: 0.35rem; }
.form-row label { font-weight: 700; font-size: 0.9rem; }
.form-row input,
.form-row select,
.form-row textarea {
  font-family: var(--font);
  font-size: 0.98rem;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  width: 100%;
}
.form-row textarea { resize: vertical; }
.form-row input:focus-visible,
.form-row select:focus-visible,
.form-row textarea:focus-visible {
  outline: 2px solid var(--brand-500);
  outline-offset: 1px;
  border-color: var(--brand-500);
}
.form-note { font-size: 0.85rem; color: var(--ink-soft); text-align: center; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-dark);
  color: var(--muted-on-dark);
  padding: 3rem 0 2.5rem;
  position: relative;
  overflow: hidden;
}
.site-footer .footer-inner { position: relative; z-index: 1; }
.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem 3rem;
  align-items: start;
}
.footer-logo {
  height: 30px;
  width: auto;
  margin-bottom: 0.8rem;
}
.footer-brand p { font-size: 0.92rem; }
.footer-nav ul { display: flex; flex-wrap: wrap; gap: 1.2rem; }
.footer-nav a {
  color: var(--text-on-dark);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
}
.footer-nav a:hover { color: var(--brand-400); }
.footer-copy {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(232, 238, 247, 0.12);
  padding-top: 1.4rem;
  font-size: 0.85rem;
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover { transform: none; }
  .hero::before,
  .hero-fibre .pulse,
  .hero-fibre .node,
  .section::before,
  .section::after,
  .site-footer::before { animation: none; }
  .hero-fibre .pulse { stroke-dasharray: none; opacity: 0; }
  .section-fibre .fibre-pulse { animation: none; opacity: 0; }
  #network::before,
  #network::after,
  #business::before,
  #business::after { opacity: 0; }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .cards, .network-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.8rem; }
}

@media (max-width: 700px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 16px 30px rgba(10, 15, 22, 0.1);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.8rem 1.25rem 1.2rem;
    display: none;
  }
  .site-nav.open { display: flex; }
  .site-nav ul { flex-direction: column; gap: 0; }
  .site-nav ul a:not(.btn) {
    display: block;
    padding: 0.75rem 0.2rem;
    border-bottom: 1px solid var(--line);
    font-size: 1.02rem;
  }
  .nav-cta { margin-top: 1rem; text-align: center; }

  .plans, .cards, .network-grid, .why-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, auto); gap: 1.4rem 2.4rem; }
  .footer-inner { grid-template-columns: 1fr; }
}