/* =========================================
   PRIME BROADBAND SOLUTIONS
   Main stylesheet
   ========================================= */

:root {
  --navy: #071a35;
  --navy-light: #102b4d;
  --blue: #1767e8;
  --cyan: #38d5ed;
  --text: #14233a;
  --muted: #66758b;
  --white: #ffffff;
  --surface: #f5f8fc;
  --border: #e4eaf2;
  --radius: 18px;
  --container: 1160px;
  --shadow: 0 16px 45px rgba(12, 35, 70, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body,
button,
a {
  -webkit-tap-highlight-color: transparent;
}

img,
svg {
  max-width: 100%;
}

svg {
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

a:focus-visible,
input:focus-visible,
label:focus-visible {
  outline: 3px solid #4b9fff;
  outline-offset: 4px;
}

::selection {
  color: var(--navy);
  background: #bceff8;
}

.container {
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
}

.section-padding {
  padding-block: 100px;
}

.skip-link {
  position: absolute;
  z-index: 1000;
  top: 10px;
  left: 10px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--navy);
  border-radius: 8px;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

/* Top contact strip */

.top-strip {
  color: #e6f2ff;
  background: var(--navy);
  font-size: 12px;
  letter-spacing: 0.15px;
}

.top-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 37px;
  gap: 18px;
}

.top-strip a {
  color: var(--cyan);
  font-weight: 700;
}

.top-strip a:hover {
  color: var(--white);
}

/* Header and navigation */

.site-header {
  position: relative;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid #edf1f6;
}

.header-inner {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.brand {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  gap: 11px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 47px;
  height: 47px;
  flex-shrink: 0;
  background: var(--navy);
  border-radius: 13px;
}

.brand-mark svg {
  width: 31px;
  height: 31px;
  fill: none;
  stroke: var(--cyan);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand-mark svg circle {
  fill: var(--cyan);
  stroke: none;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-copy strong {
  color: var(--navy);
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 1.7px;
}

.brand-copy > span {
  margin-top: 4px;
  color: #68778b;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 1.65px;
}

.main-navigation {
  display: flex;
  align-items: center;
  gap: 29px;
}

.nav-link {
  position: relative;
  padding-block: 10px;
  color: #536177;
  font-size: 13px;
  font-weight: 700;
  transition: color 0.2s ease;
}

.nav-link::after {
  position: absolute;
  right: 0;
  bottom: 3px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--blue);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-call {
  display: inline-flex;
  min-height: 45px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 18px;
  color: var(--white);
  background: var(--blue);
  border: 1px solid var(--blue);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
  transition: background 0.2s ease, transform 0.2s ease;
}

.nav-call:hover {
  background: #0d51c5;
  transform: translateY(-1px);
}

.phone-icon {
  font-size: 18px;
}

.mobile-privacy {
  display: none;
}

.menu-toggle,
.menu-button {
  display: none;
}

/* Hero section */

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(ellipse at 82% 35%, rgba(29, 103, 193, 0.24), transparent 40%),
    linear-gradient(120deg, #07172f 0%, #0a2241 56%, #0b2b4e 100%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.03fr 0.97fr;
  align-items: center;
  gap: 45px;
  min-height: 600px;
  padding-block: 78px;
}

.hero-content {
  max-width: 570px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 21px;
  color: #3975ce;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 2px;
  line-height: 1.6;
}

.eyebrow-light {
  color: #9cd5fa;
}

.eyebrow-line {
  display: inline-block;
  width: 26px;
  height: 2px;
  background: var(--blue);
}

.status-dot {
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 13px rgba(56, 213, 237, 0.5);
}

.hero h1 {
  max-width: 590px;
  margin: 0;
  font-size: clamp(39px, 4.5vw, 59px);
  font-weight: 800;
  letter-spacing: -2.2px;
  line-height: 1.12;
}

.hero h1 span {
  display: block;
  color: var(--cyan);
}

.hero-description {
  max-width: 490px;
  margin: 23px 0 0;
  color: #b6c6dc;
  font-size: 15px;
  line-height: 1.95;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 13px;
  margin-top: 31px;
}

.button {
  display: inline-flex;
  min-height: 51px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 9px;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.5;
  text-align: center;
  transition:
    transform 0.2s ease,
    background 0.2s ease,
    box-shadow 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.button-primary {
  color: var(--navy);
  background: var(--cyan);
  border-color: var(--cyan);
  box-shadow: 0 7px 20px rgba(56, 213, 237, 0.12);
}

.button-primary:hover {
  background: #70e8f5;
  box-shadow: 0 9px 25px rgba(56, 213, 237, 0.2);
}

.button-outline-light {
  color: var(--white);
  background: rgba(255, 255, 255, 0.035);
  border-color: rgba(255, 255, 255, 0.28);
}

.button-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
}

.hero-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  color: #c4d2e5;
  font-size: 12px;
}

.note-check {
  display: grid;
  width: 21px;
  height: 21px;
  flex-shrink: 0;
  place-items: center;
  color: var(--cyan);
  background: rgba(56, 213, 237, 0.12);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 900;
}

/* Hero illustration */

.hero-visual {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 420px;
  place-items: center;
}

.hero-glow {
  position: absolute;
  z-index: -1;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(2px);
}

.hero-glow-one {
  top: -140px;
  right: -150px;
  width: 440px;
  height: 440px;
  background: rgba(34, 103, 192, 0.08);
}

.hero-glow-two {
  bottom: -210px;
  left: 18%;
  width: 380px;
  height: 380px;
  background: rgba(50, 211, 235, 0.06);
}

.visual-orbit {
  position: absolute;
  width: 380px;
  height: 380px;
  border: 1px solid rgba(91, 178, 239, 0.13);
  border-radius: 50%;
}

.orbit-two {
  width: 310px;
  height: 310px;
  border-color: rgba(91, 178, 239, 0.1);
}

.network-card {
  position: relative;
  z-index: 2;
  width: min(100%, 395px);
  padding: 18px;
  overflow: hidden;
  background: linear-gradient(145deg, #153455, #0c2340);
  border: 1px solid rgba(144, 205, 246, 0.22);
  border-radius: 20px;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.25);
}

.network-card-top,
.network-card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.network-label {
  display: flex;
  align-items: center;
  gap: 11px;
}

.network-icon {
  display: grid;
  width: 39px;
  height: 39px;
  flex-shrink: 0;
  place-items: center;
  color: var(--cyan);
  background: rgba(56, 213, 237, 0.1);
  border-radius: 10px;
  font-size: 26px;
}

.network-label strong,
.network-card-bottom strong,
.floating-chip strong {
  display: block;
  color: #f5fbff;
  font-size: 12px;
  line-height: 1.6;
}

.network-label small,
.network-card-bottom small,
.floating-chip small {
  display: block;
  color: #a9c0d9;
  font-size: 10px;
  line-height: 1.7;
}

.network-indicator {
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  background: #62e6be;
  border-radius: 50%;
}

.network-art {
  display: grid;
  min-height: 260px;
  place-items: center;
  margin-block: 5px;
}

.network-art svg {
  width: 100%;
  max-width: 340px;
  height: auto;
}

.network-card-bottom {
  justify-content: flex-start;
  padding: 14px 11px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
}

.network-bottom-icon {
  display: grid;
  width: 35px;
  height: 35px;
  flex-shrink: 0;
  place-items: center;
  color: var(--cyan);
  background: rgba(56, 213, 237, 0.12);
  border-radius: 9px;
  font-size: 23px;
}

.network-arrow {
  margin-left: auto;
  color: var(--cyan);
  font-size: 20px;
}

.floating-chip {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 15px;
  background: #173758;
  border: 1px solid rgba(144, 205, 246, 0.24);
  border-radius: 12px;
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.2);
}

.chip-top {
  top: 40px;
  right: -3px;
}

.chip-bottom {
  bottom: 39px;
  left: -6px;
}

.chip-symbol {
  display: grid;
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  place-items: center;
  color: #65e4f3;
  background: rgba(56, 213, 237, 0.13);
  border-radius: 9px;
  font-size: 22px;
}

.chip-symbol-purple {
  color: #b6a7ff;
  background: rgba(146, 123, 255, 0.14);
}

.hero-bottom-line {
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--cyan), #4275ed, transparent);
  opacity: 0.6;
}

/* Section heading */

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 35px;
  margin-bottom: 39px;
}

.section-heading .eyebrow,
.why-content .eyebrow {
  margin-bottom: 15px;
}

.section-heading h2,
.why-content h2 {
  max-width: 630px;
  margin: 0;
  color: var(--navy);
  font-size: clamp(29px, 3.4vw, 43px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.22;
}

.section-heading h2 span,
.why-content h2 span {
  color: var(--blue);
}

.section-heading > p {
  max-width: 390px;
  margin: 0 0 3px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.9;
}

/* Services */

.service-section {
  background: #f7f9fc;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-card {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  min-height: 315px;
  padding: 24px 21px 23px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 6px 25px rgba(12, 35, 70, 0.025);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}

.service-card:hover {
  border-color: #c5d9f9;
  box-shadow: var(--shadow);
  transform: translateY(-5px);
}

.service-number {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 18px;
  color: #a5b1c1;
  border-bottom: 1px solid #edf1f6;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 1px;
}

.service-number span {
  color: #8796ab;
  font-size: 9px;
  letter-spacing: 1.3px;
}

.service-icon {
  display: grid;
  width: 53px;
  height: 53px;
  flex-shrink: 0;
  place-items: center;
  margin-top: 21px;
  border-radius: 14px;
}

.service-icon svg {
  width: 31px;
  height: 31px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-icon-blue {
  color: #246de5;
  background: #eaf1ff;
}

.service-icon-cyan {
  color: #0399b9;
  background: #e4faff;
}

.service-icon-purple {
  color: #7758d9;
  background: #f0ebff;
}

.service-icon-green {
  color: #128f70;
  background: #e4f8f0;
}

.service-card h3 {
  margin: 19px 0 8px;
  color: var(--navy);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.3px;
  line-height: 1.45;
}

.service-card > p {
  margin: 0 0 19px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.9;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: auto;
  color: var(--blue);
  font-size: 11px;
  font-weight: 800;
  line-height: 1.7;
}

.text-link span {
  font-size: 16px;
  transition: transform 0.2s ease;
}

.text-link:hover span {
  transform: translateX(4px);
}

.service-disclaimer {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-top: 25px;
  color: #77869b;
  font-size: 11px;
  line-height: 1.8;
}

.service-disclaimer > span {
  flex-shrink: 0;
  color: #6482a8;
  font-size: 15px;
}

/* Mid-page call to action */

.callout-section {
  padding-block: 45px;
  background: #f7f9fc;
}

.callout-card {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 44px 48px;
  overflow: hidden;
  color: var(--white);
  background: linear-gradient(120deg, #0a1c38, #10385e);
  border: 1px solid #183f67;
  border-radius: 20px;
}

.callout-decoration {
  position: absolute;
  z-index: -1;
  top: -130px;
  right: 20%;
  width: 320px;
  height: 320px;
  border: 1px solid rgba(83, 201, 240, 0.12);
  border-radius: 50%;
  box-shadow:
    0 0 0 35px rgba(83, 201, 240, 0.025),
    0 0 0 70px rgba(83, 201, 240, 0.02);
}

.callout-content {
  max-width: 600px;
}

.callout-content .eyebrow {
  margin-bottom: 12px;
}

.callout-content h2 {
  max-width: 590px;
  margin: 0;
  font-size: clamp(25px, 3vw, 36px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.3;
}

.callout-content > p {
  max-width: 520px;
  margin: 13px 0 0;
  color: #bdcde0;
  font-size: 13px;
  line-height: 1.9;
}

.callout-action {
  display: flex;
  flex-shrink: 0;
  flex-direction: column;
  align-items: flex-start;
  gap: 11px;
}

.callout-action > span {
  max-width: 240px;
  color: #a8bfd9;
  font-size: 10px;
  line-height: 1.8;
}

/* About preview */

.why-section {
  background: var(--white);
}

.why-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  gap: 90px;
}

.why-content h2 {
  font-size: clamp(30px, 3.2vw, 41px);
}

.why-content > p {
  max-width: 480px;
  margin: 21px 0 25px;
  color: var(--muted);
  font-size: 13px;
  line-height: 2;
}

.button-dark {
  color: var(--white);
  background: var(--navy);
  border-color: var(--navy);
}

.button-dark:hover {
  background: #123763;
}

.why-list {
  border-top: 1px solid var(--border);
}

.why-item {
  display: grid;
  grid-template-columns: 38px 1fr 20px;
  align-items: start;
  gap: 16px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}

.why-item-number {
  display: grid;
  width: 35px;
  height: 35px;
  place-items: center;
  color: var(--blue);
  background: #edf3ff;
  border-radius: 9px;
  font-size: 11px;
  font-weight: 900;
}

.why-item h3 {
  margin: 0 0 6px;
  color: var(--navy);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.5;
}

.why-item p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.9;
}

.why-item-arrow {
  color: #91a2b8;
  font-size: 19px;
}

/* Final CTA */

.final-cta {
  padding-block: 58px;
  background: #edf5ff;
  border-top: 1px solid #e1ecfa;
}

.final-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 35px;
}

.final-cta-kicker {
  margin: 0 0 7px;
  color: var(--blue);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 1.7px;
}

.final-cta h2 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(26px, 3vw, 35px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.35;
}

.final-cta-inner > div > p:last-child {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

.button-light {
  flex-shrink: 0;
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

.button-light:hover {
  background: #0e51bd;
}

/* Footer */

.site-footer {
  color: #d1deef;
  background: #06152b;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.6fr 0.8fr 1fr 1fr;
  gap: 45px;
  padding-block: 62px 48px;
}

.brand-footer .brand-copy strong {
  color: var(--white);
}

.brand-footer .brand-copy > span {
  color: #91a6c0;
}

.footer-description {
  max-width: 275px;
  margin: 19px 0 19px;
  color: #9aacc4;
  font-size: 12px;
  line-height: 1.95;
}

.footer-phone {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 800;
}

.footer-links-column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 11px;
}

.footer-links-column h3 {
  margin: 4px 0 11px;
  color: var(--white);
  font-size: 13px;
  font-weight: 800;
}

.footer-links-column > a,
.footer-links-column > p {
  margin: 0;
  color: #9aacc4;
  font-size: 12px;
  line-height: 1.9;
}

.footer-links-column > a {
  transition: color 0.2s ease;
}

.footer-links-column > a:hover {
  color: var(--cyan);
}

.footer-bottom {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 25px;
  padding-block: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  margin: 0;
  color: #899db7;
  font-size: 10px;
  line-height: 1.8;
}

.footer-legal {
  max-width: 460px;
  text-align: right;
}

/* Tablet */

@media (max-width: 1020px) {
  .container {
    width: min(var(--container), calc(100% - 40px));
  }

  .header-inner {
    gap: 18px;
  }

  .main-navigation {
    gap: 17px;
  }

  .brand-copy strong {
    font-size: 21px;
  }

  .brand-copy > span {
    font-size: 8px;
    letter-spacing: 1.2px;
  }

  .nav-call {
    padding-inline: 13px;
  }

  .hero-grid {
    gap: 22px;
    min-height: 550px;
  }

  .hero h1 {
    font-size: clamp(37px, 5vw, 49px);
  }

  .hero-visual {
    transform: scale(0.94);
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .service-card {
    min-height: 295px;
    padding: 24px;
  }

  .why-grid {
    gap: 45px;
  }

  .footer-main {
    grid-template-columns: 1.3fr 1fr 1fr;
    gap: 35px;
  }

  .footer-brand-column {
    grid-column: 1 / -1;
  }
}

/* Mobile navigation and layout */

@media (max-width: 760px) {
  html {
    scroll-padding-top: 20px;
  }

  .container {
    width: calc(100% - 36px);
  }

  .section-padding {
    padding-block: 67px;
  }

  .top-strip {
    font-size: 10px;
  }

  .top-strip-inner {
    min-height: 36px;
    gap: 8px;
  }

  .top-strip-inner > span {
    max-width: 62%;
    line-height: 1.5;
  }

  .top-strip-inner > a {
    flex-shrink: 0;
    font-size: 10px;
  }

  .header-inner {
    position: relative;
    min-height: 75px;
    gap: 12px;
  }

  .brand {
    gap: 9px;
  }

  .brand-mark {
    width: 41px;
    height: 41px;
    border-radius: 11px;
  }

  .brand-mark svg {
    width: 28px;
    height: 28px;
  }

  .brand-copy strong {
    font-size: 20px;
    letter-spacing: 1.2px;
  }

  .brand-copy > span {
    font-size: 7px;
    letter-spacing: 1.1px;
  }

  .menu-toggle {
    position: absolute;
    display: block;
    width: 1px;
    height: 1px;
    margin: 0;
    opacity: 0;
    pointer-events: none;
  }

  .menu-button {
    display: flex;
    width: 43px;
    height: 43px;
    flex-shrink: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    margin-left: auto;
    background: #f0f5fc;
    border: 1px solid #e2eaf4;
    border-radius: 10px;
    cursor: pointer;
  }

  .menu-button span {
    display: block;
    width: 19px;
    height: 2px;
    background: var(--navy);
    border-radius: 2px;
    transition: transform 0.2s ease, opacity 0.2s ease;
  }

  .menu-toggle:focus-visible + .menu-button {
    outline: 3px solid #4b9fff;
    outline-offset: 3px;
  }

  .main-navigation {
    position: absolute;
    top: calc(100% + 1px);
    right: -18px;
    left: -18px;
    display: flex;
    max-height: calc(100dvh - 100px);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 9px 18px 18px;
    overflow-y: auto;
    visibility: hidden;
    background: var(--white);
    border-top: 1px solid #edf1f6;
    border-bottom: 1px solid #e3eaf4;
    box-shadow: 0 18px 30px rgba(7, 26, 53, 0.1);
    opacity: 0;
    transform: translateY(-7px);
    pointer-events: none;
    transition:
      opacity 0.2s ease,
      transform 0.2s ease,
      visibility 0.2s ease;
  }

  .main-navigation .nav-link {
    display: block;
    padding: 13px 4px;
    border-bottom: 1px solid #edf1f6;
    font-size: 14px;
  }

  .main-navigation .nav-link::after {
    display: none;
  }

  .main-navigation .mobile-privacy {
    display: block;
  }

  .main-navigation .nav-call {
    display: flex;
    min-height: 48px;
    margin-top: 14px;
  }

  .menu-toggle:checked ~ .main-navigation {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .menu-toggle:checked + .menu-button span:first-child {
    transform: translateY(7px) rotate(45deg);
  }

  .menu-toggle:checked + .menu-button span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle:checked + .menu-button span:last-child {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 22px;
    min-height: auto;
    padding-block: 65px 43px;
  }

  .hero-content {
    max-width: 600px;
  }

  .hero h1 {
    max-width: 560px;
    font-size: clamp(38px, 8vw, 53px);
    letter-spacing: -1.8px;
  }

  .hero-description {
    max-width: 540px;
    margin-top: 19px;
    font-size: 14px;
    line-height: 1.9;
  }

  .hero-actions {
    gap: 10px;
    margin-top: 25px;
  }

  .hero-actions .button {
    min-height: 49px;
    padding-inline: 15px;
    font-size: 12px;
  }

  .hero-note {
    margin-top: 19px;
    font-size: 11px;
  }

  .hero-visual {
    min-height: 365px;
    margin-top: 3px;
    transform: none;
  }

  .network-card {
    width: min(100%, 385px);
  }

  .network-art {
    min-height: 230px;
  }

  .visual-orbit {
    width: 320px;
    height: 320px;
  }

  .orbit-two {
    width: 260px;
    height: 260px;
  }

  .chip-top {
    top: 15px;
    right: 0;
  }

  .chip-bottom {
    bottom: 13px;
    left: 0;
  }

  .floating-chip {
    padding: 9px 11px;
  }

  .chip-symbol {
    width: 29px;
    height: 29px;
  }

  .floating-chip strong {
    font-size: 11px;
  }

  .floating-chip small {
    font-size: 9px;
  }

  .section-heading {
    display: block;
    margin-bottom: 29px;
  }

  .section-heading h2,
  .why-content h2 {
    font-size: clamp(29px, 6.4vw, 39px);
    letter-spacing: -1.2px;
  }

  .section-heading > p {
    margin-top: 15px;
    font-size: 13px;
  }

  .service-grid {
    gap: 13px;
  }

  .service-card {
    min-height: 300px;
    padding: 18px 16px 19px;
    border-radius: 15px;
  }

  .service-number {
    padding-bottom: 14px;
    font-size: 11px;
  }

  .service-number span {
    font-size: 8px;
  }

  .service-icon {
    width: 46px;
    height: 46px;
    margin-top: 17px;
    border-radius: 12px;
  }

  .service-icon svg {
    width: 27px;
    height: 27px;
  }

  .service-card h3 {
    margin-top: 15px;
    font-size: 15px;
  }

  .service-card > p {
    font-size: 11px;
    line-height: 1.8;
  }

  .text-link {
    font-size: 10px;
  }

  .service-disclaimer {
    font-size: 10px;
  }

  .callout-section {
    padding-block: 25px;
  }

  .callout-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 25px;
    padding: 29px 24px;
    border-radius: 17px;
  }

  .callout-content h2 {
    font-size: 28px;
  }

  .callout-content > p {
    font-size: 12px;
  }

  .callout-action {
    width: 100%;
  }

  .callout-action .button {
    width: 100%;
  }

  .why-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .why-content > p {
    margin-block: 16px 22px;
    font-size: 12px;
  }

  .why-item {
    grid-template-columns: 35px 1fr 17px;
    gap: 12px;
    padding-block: 20px;
  }

  .why-item h3 {
    font-size: 14px;
  }

  .why-item p {
    font-size: 11px;
  }

  .final-cta {
    padding-block: 43px;
  }

  .final-cta-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 22px;
  }

  .final-cta h2 {
    font-size: 29px;
  }

  .final-cta-inner > div > p:last-child {
    font-size: 12px;
  }

  .button-light {
    width: 100%;
  }

  .footer-main {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 35px 24px;
    padding-block: 45px 35px;
  }

  .footer-brand-column {
    grid-column: 1 / -1;
  }

  .footer-description {
    max-width: 340px;
  }

  .footer-links-column h3 {
    margin-bottom: 6px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    padding-block: 18px;
  }

  .footer-legal {
    max-width: 100%;
    text-align: left;
  }
}

/* Narrow mobile screens */

@media (max-width: 380px) {
  .container {
    width: calc(100% - 28px);
  }

  .top-strip-inner > span {
    max-width: 58%;
  }

  .brand-copy strong {
    font-size: 18px;
  }

  .brand-copy > span {
    font-size: 6px;
    letter-spacing: 0.9px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-visual {
    min-height: 335px;
  }

  .network-card {
    padding: 13px;
  }

  .network-art {
    min-height: 205px;
  }

  .floating-chip {
    gap: 7px;
    padding: 8px;
  }

  .chip-top {
    right: -2px;
  }

  .chip-bottom {
    left: -2px;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 275px;
    padding: 21px;
  }

  .footer-main {
    gap: 30px 17px;
  }
}

/* Reduced motion accessibility */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}