/* ============================================
   Stage Link Technologies — Site Stylesheet
   Dark, bold, enterprise event-tech aesthetic
   ============================================ */

:root {
  --bg: #0a0e14;
  --bg-alt: #10151f;
  --bg-card: #161d2b;
  --line: #232c3d;
  --text: #e8edf5;
  --text-dim: #9aa7bd;
  --accent: #ef4444;
  --accent-bright: #f87171;
  --accent-glow: rgba(239, 68, 68, 0.35);
  --max-w: 1160px;
  --radius: 14px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--accent-bright); text-decoration: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--text);
}

.logo .mark {
  width: 42px; height: 42px;
  flex: 0 0 42px;
}

.logo span em {
  font-style: normal;
  color: var(--accent-bright);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--text); }

.btn {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 0 rgba(0,0,0,0);
}

.btn-primary:hover {
  background: var(--accent-bright);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--line);
}

.btn-ghost:hover { border-color: var(--accent-bright); color: var(--accent-bright); }

.nav .btn { padding: 10px 20px; font-size: 0.85rem; }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: transform 0.25s, opacity 0.25s;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 190px 0 120px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 900px 500px at 75% -10%, rgba(239,68,68,0.18), transparent 60%),
    radial-gradient(ellipse 700px 400px at 10% 110%, rgba(239,68,68,0.10), transparent 60%),
    var(--bg);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.22;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black, transparent);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black, transparent);
}

.hero .container { position: relative; }

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-bright);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 7px 16px;
  margin-bottom: 26px;
  background: rgba(239,68,68,0.07);
}

h1 {
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 1.05;
  font-weight: 900;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  max-width: 850px;
}

h1 .accent { color: var(--accent-bright); }

.hero p.lead {
  margin: 28px 0 40px;
  font-size: 1.2rem;
  color: var(--text-dim);
  max-width: 620px;
}

.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Sections ---------- */
section { padding: 96px 0; }

.section-alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.section-head { max-width: 720px; margin-bottom: 56px; }

h2 {
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  font-weight: 850;
  line-height: 1.15;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

.section-head p { margin-top: 18px; color: var(--text-dim); font-size: 1.08rem; }

h3 { font-size: 1.25rem; font-weight: 750; margin-bottom: 10px; }

/* ---------- Cards ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 28px;
  transition: transform 0.2s, border-color 0.2s;
}

.card:hover { transform: translateY(-4px); border-color: var(--accent); }

.card .icon {
  width: 48px; height: 48px;
  margin-bottom: 20px;
  color: var(--accent-bright);
}

.card p { color: var(--text-dim); font-size: 0.98rem; }

/* ---------- Stats ---------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat .num {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 900;
  color: var(--accent-bright);
  letter-spacing: -0.02em;
  line-height: 1;
}

.stat .label {
  margin-top: 12px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ---------- Event types ---------- */
.tags { display: flex; flex-wrap: wrap; gap: 12px; }

.tag {
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 10px 22px;
  font-weight: 650;
  font-size: 0.92rem;
  color: var(--text-dim);
  background: var(--bg-card);
}

/* ---------- CTA band ---------- */
.cta-band {
  background:
    radial-gradient(ellipse 700px 320px at 50% 120%, rgba(239,68,68,0.25), transparent 65%),
    var(--bg-alt);
  border-top: 1px solid var(--line);
  text-align: center;
  padding: 110px 0;
}

.cta-band h2 { max-width: 760px; margin: 0 auto 20px; }
.cta-band p { color: var(--text-dim); max-width: 560px; margin: 0 auto 36px; font-size: 1.1rem; }

/* ---------- City map pin ---------- */
.city-map {
  position: absolute;
  right: 4%;
  top: 50%;
  transform: translateY(-42%);
  width: min(480px, 34vw);
  pointer-events: none;
}

.city-map svg { width: 100%; height: auto; display: block; }

.map-label {
  fill: var(--accent-bright);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

/* Downtown street map (Leaflet) */
.city-map.street { pointer-events: auto; }

.street-map .leaflet-tile {
  filter: brightness(1.45) contrast(1.02);
}

.street-map {
  height: 340px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}

.street-map .leaflet-control-attribution {
  background: rgba(10, 14, 20, 0.75) !important;
  color: var(--text-dim) !important;
  font-size: 9px;
}

.street-map .leaflet-control-attribution a { color: var(--text-dim) !important; }

/* safety: keep Leaflet's flag icon at text size if it ever renders */
.street-map .leaflet-attribution-flag {
  width: 1em !important;
  height: 0.67em !important;
  display: inline !important;
  vertical-align: baseline !important;
}

.street-pin-wrap { position: relative; }

.street-pin {
  position: absolute;
  left: 0; top: 0;
  width: 14px; height: 14px;
  margin: -7px 0 0 -7px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #fff2;
  box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.55);
  animation: streetPulse 2s infinite;
}

.street-pin-label {
  position: absolute;
  left: 0; top: -30px;
  transform: translateX(-50%);
  color: var(--accent-bright);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.12em;
  white-space: nowrap;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.9);
}

@keyframes streetPulse {
  0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.55); }
  70% { box-shadow: 0 0 0 16px rgba(239, 68, 68, 0); }
  100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

@media (max-width: 1280px) {
  .city-map { display: none; }
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  position: relative;
  padding: 170px 0 70px;
  background:
    radial-gradient(ellipse 800px 400px at 80% -20%, rgba(239,68,68,0.15), transparent 60%),
    var(--bg);
  border-bottom: 1px solid var(--line);
}

.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
.page-hero p { margin-top: 20px; color: var(--text-dim); font-size: 1.15rem; max-width: 640px; }

/* ---------- Service rows ---------- */
.service-row {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
}

.service-row:last-child { border-bottom: none; }
.service-row .icon { width: 44px; height: 44px; color: var(--accent-bright); }
.service-row p { color: var(--text-dim); max-width: 720px; }

/* ---------- About ---------- */
.values-list { list-style: none; display: grid; gap: 18px; margin-top: 10px; }

.values-list li {
  padding-left: 34px;
  position: relative;
  color: var(--text-dim);
}

.values-list li strong { color: var(--text); display: block; margin-bottom: 4px; font-size: 1.05rem; }

.values-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 10px; height: 10px;
  border-radius: 3px;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 48px; align-items: start; }

form .field { margin-bottom: 20px; }

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}

input, textarea, select {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  transition: border-color 0.2s;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(239,68,68,0.15);
}

.contact-info .card { margin-bottom: 20px; }
.contact-info .card p { margin-top: 4px; }
.contact-info .card a { font-weight: 650; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg-alt);
  padding: 64px 0 32px;
  color: var(--text-dim);
  font-size: 0.95rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-grid h4 {
  color: var(--text);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-grid ul { list-style: none; display: grid; gap: 10px; }
.footer-grid a { color: var(--text-dim); transition: color 0.2s; }
.footer-grid a:hover { color: var(--accent-bright); }

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
}

/* ---------- Hero stats row ---------- */
.hero-stats {
  margin-top: 54px;
  display: grid;
  grid-template-columns: repeat(4, max-content);
  gap: 30px 56px;
}

.hero-stats .num {
  font-size: clamp(1.9rem, 3.5vw, 2.7rem);
  font-weight: 900;
  color: var(--accent-bright);
  letter-spacing: -0.02em;
  line-height: 1;
}

.hero-stats .label {
  margin-top: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

@media (max-width: 640px) {
  .hero-stats { grid-template-columns: repeat(2, max-content); gap: 28px 44px; }
}

/* ---------- Hero network scene ---------- */
.hero-net {
  position: absolute;
  right: 8%;
  top: 210px;
  width: min(420px, 30vw);
  pointer-events: none;
  animation: heroFloat 8s ease-in-out infinite alternate;
}

.hero-net svg { width: 100%; height: auto; display: block; }

@keyframes heroFloat {
  from { transform: translateY(0); }
  to { transform: translateY(-12px); }
}

.ripple {
  transform-box: fill-box;
  transform-origin: center;
  opacity: 0;
  animation: rippleOut 3.6s ease-out infinite;
}

.ripple.r2 { animation-delay: 1.2s; }
.ripple.r3 { animation-delay: 2.4s; }

@keyframes rippleOut {
  0% { transform: scale(0.45); opacity: 0.65; }
  100% { transform: scale(1.9); opacity: 0; }
}

.packet { opacity: 0; }
.packet.p1 { animation: pk1 2.8s linear infinite; }
.packet.p2 { animation: pk2 3.4s linear infinite 0.6s; }
.packet.p3 { animation: pk3 3.0s linear infinite 1.1s; }
.packet.p4 { animation: pk4 3.6s linear infinite 1.7s; }
.packet.p5 { animation: pk5 2.6s linear infinite 2.2s; }

@keyframes pk1 { 0%,4% { transform: translate(0,0); opacity: 0; } 12% { opacity: .9; } 88% { opacity: .9; } 96%,100% { transform: translate(-140px,-105px); opacity: 0; } }
@keyframes pk2 { 0%,4% { transform: translate(0,0); opacity: 0; } 12% { opacity: .9; } 88% { opacity: .9; } 96%,100% { transform: translate(142px,-112px); opacity: 0; } }
@keyframes pk3 { 0%,4% { transform: translate(0,0); opacity: 0; } 12% { opacity: .9; } 88% { opacity: .9; } 96%,100% { transform: translate(150px,110px); opacity: 0; } }
@keyframes pk4 { 0%,4% { transform: translate(0,0); opacity: 0; } 12% { opacity: .9; } 88% { opacity: .9; } 96%,100% { transform: translate(-138px,115px); opacity: 0; } }
@keyframes pk5 { 0%,4% { transform: translate(0,0); opacity: 0; } 12% { opacity: .9; } 88% { opacity: .9; } 96%,100% { transform: translate(0,-148px); opacity: 0; } }

@media (max-width: 1280px) {
  .hero-net { display: none; }
}

/* ---------- Live waveform (hero) ---------- */
.wave-panel {
  margin: 56px auto 0;
  background: rgba(22, 29, 43, 0.6);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 24px 8px;
  backdrop-filter: blur(6px);
  max-width: 860px;
}

.wave-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
}

.wave-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.wave-value {
  margin-left: auto;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--accent-bright);
  font-variant-numeric: tabular-nums;
}

.wave-svg { width: 100%; height: 90px; display: block; }

.live-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: #3fb950;
  box-shadow: 0 0 0 0 rgba(63, 185, 80, 0.6);
  animation: livePulse 2s infinite;
  flex: 0 0 9px;
}

.live-dot.big { width: 14px; height: 14px; flex: 0 0 14px; }

@keyframes livePulse {
  0% { box-shadow: 0 0 0 0 rgba(63, 185, 80, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(63, 185, 80, 0); }
  100% { box-shadow: 0 0 0 0 rgba(63, 185, 80, 0); }
}

/* ---------- Link diagram ---------- */
.link-diagram svg { width: 100%; height: auto; display: block; }

.node-label {
  fill: var(--text-dim);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.node-label.accent-label { fill: var(--accent-bright); }

.path-label {
  fill: var(--text-dim);
  font-family: var(--font);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  opacity: 0.75;
}

.path-label.primary { fill: var(--accent-bright); }

.flow-anim { animation: flowDash 1.2s linear infinite; }

/* Seamless variants matched to their dash period (offset must equal
   dash + gap so each loop lands exactly where it started) */
.flow-anim-21 { animation: flowDash21 0.84s linear infinite; }
.flow-anim-27 { animation: flowDash27 1.08s linear infinite; }

@keyframes flowDash21 { from { stroke-dashoffset: 0; } to { stroke-dashoffset: -21; } }
@keyframes flowDash27 { from { stroke-dashoffset: 0; } to { stroke-dashoffset: -27; } }

/* Failover state */
#cable-right-dim, #backup-right-active, #backup-flow, #flow-right, #break-marker {
  transition: opacity 0.45s ease;
}

#label-primary, #label-backup { transition: fill 0.45s ease, opacity 0.45s ease; }

svg.failover #flow-right { opacity: 0; }
svg.failover #cable-right-dim { opacity: 1; }
svg.failover #backup-right-active { opacity: 1; }
svg.failover #backup-flow { opacity: 1; }
svg.failover #label-primary { fill: #6b7689; }
svg.failover #label-backup { fill: var(--accent-bright); opacity: 1; }

@keyframes flowDash {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -30; }
}

.pulse-dot {
  filter: drop-shadow(0 0 6px var(--accent-glow));
  opacity: 0;
}

/* ---------- Bonded cellular diagram ---------- */
.bond-svg { width: 100%; max-width: 540px; height: auto; display: block; margin: 0 auto; }

/* Carrier 3 drops its link every so often — bonding shrugs it off */
.stream-live { animation: streamPulse 1.5s ease-in-out infinite; }
@keyframes streamPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

/* Carriers carry traffic both ways — each cycles independently so uploads
   look random (negative offset = download toward bonded; a rise = upload). */
.carrier-mix-1 { animation: carrierMix1 13.4s linear infinite; }
.carrier-mix-2 { animation: carrierMix2 15.2s linear infinite; }
.carrier-mix-4 { animation: carrierMix4 10.6s linear infinite; }
@keyframes carrierMix1 { 0% { stroke-dashoffset: 0; } 50% { stroke-dashoffset: -168; } 69% { stroke-dashoffset: -105; } 100% { stroke-dashoffset: -210; } }
@keyframes carrierMix2 { 0% { stroke-dashoffset: 0; } 25% { stroke-dashoffset: -84; } 37.5% { stroke-dashoffset: -42; } 56.25% { stroke-dashoffset: -105; } 68.75% { stroke-dashoffset: -63; } 100% { stroke-dashoffset: -168; } }
@keyframes carrierMix4 { 0% { stroke-dashoffset: 0; } 55% { stroke-dashoffset: -210; } 78% { stroke-dashoffset: -126; } 100% { stroke-dashoffset: -210; } }

.c3-flow { animation: flowDash21 0.84s linear infinite, c3drop 11s linear infinite; }
.c3-tower { animation: c3dim 11s linear infinite; }
.c3-x { opacity: 0; animation: c3show 11s linear infinite; }

@keyframes c3drop {
  0%, 64% { opacity: 1; }
  67%, 88% { opacity: 0; }
  92%, 100% { opacity: 1; }
}

@keyframes c3dim {
  0%, 64% { opacity: 1; }
  67%, 88% { opacity: 0.3; }
  92%, 100% { opacity: 1; }
}

@keyframes c3show {
  0%, 65% { opacity: 0; }
  68%, 87% { opacity: 0.95; }
  91%, 100% { opacity: 0; }
}

/* ---------- Performance widgets ---------- */
.perf-card { text-align: left; }

.gauge, .spark { width: 100%; height: 110px; display: block; margin-bottom: 14px; }

.spark { height: 110px; padding-top: 15px; }

.perf-value {
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent-bright);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}

.perf-value small {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

.uptime-visual {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 110px;
  margin-bottom: 14px;
}

.uptime-bars {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 64px;
  flex: 1;
}

.uptime-bars span {
  flex: 1;
  background: var(--accent);
  border-radius: 3px 3px 0 0;
  height: 100%;
  opacity: 0.85;
  animation: barBreath 2.6s ease-in-out infinite;
}

.uptime-bars span:nth-child(2n) { animation-delay: 0.3s; }
.uptime-bars span:nth-child(3n) { animation-delay: 0.7s; }
.uptime-bars span:nth-child(4n) { animation-delay: 1.1s; }
.uptime-bars span:nth-child(5n) { animation-delay: 1.5s; }

@keyframes barBreath {
  0%, 100% { transform: scaleY(0.55); }
  50% { transform: scaleY(1); }
}

@media (prefers-reduced-motion: reduce) {
  .flow-anim, .flow-anim-21, .flow-anim-27, .uptime-bars span, .live-dot,
  .ripple, .packet, .hero-net, .c3-flow, .c3-tower, .c3-x, .stream-live,
  .carrier-mix-1, .carrier-mix-2, .carrier-mix-4 { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-3, .grid-2, .contact-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 20px; }
  .footer-grid { grid-template-columns: 1fr; }

  .nav-toggle { display: block; }

  .nav-links {
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 20px;
    display: none;
  }

  .nav-links.open { display: flex; }

  .hero { padding: 150px 0 90px; }
  section { padding: 72px 0; }
}