:root {
  color-scheme: light;
  --navy-950: #041d25;
  --navy-900: #092f3a;
  --navy-800: #104555;
  --navy-700: #1c5f70;
  --navy-600: #397586;
  --navy-500: #628f9a;
  --navy-300: #aac1c6;
  --navy-200: #cddbdd;
  --navy-100: #e7eff0;
  --navy-50: #f4f8f8;
  --paper: #fff;
  --teal-700: #007f78;
  --teal-600: #009d94;
  --teal-500: #12b9ad;
  --teal-200: #aee7e1;
  --teal-100: #dff5f2;
  --teal-50: #effaf8;
  --coral-600: #b83e24;
  --coral-500: #f07152;
  --coral-100: #fce8e2;
  --yellow: #f3bf4b;
  --focus: #f3bf4b;
  --container: 75rem;
  --shadow-sm: 0 8px 22px rgb(4 29 37 / 8%);
  --shadow-lg: 0 28px 70px rgb(4 29 37 / 16%);
  font-family: "Segoe UI Variable Text", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  font-synthesis: none;
  line-height: 1.5;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6.5rem;
}

body {
  margin: 0;
  min-width: 20rem;
  color: var(--navy-950);
  background: var(--paper);
}

body[data-nav-open="true"] {
  overflow: hidden;
}

a {
  color: inherit;
}

button {
  font: inherit;
}

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

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  color: var(--navy-950);
  background: var(--focus);
  border-radius: 0.3rem;
  font-weight: 800;
  transform: translateY(-180%);
}

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

.announcement {
  color: #ddf5f2;
  background: var(--navy-950);
}

.announcement__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  min-height: 2.65rem;
  font-size: 0.78rem;
}

.announcement p {
  display: flex;
  gap: 0.85rem;
  margin: 0;
}

.announcement strong {
  color: #79ded5;
}

.announcement a {
  color: white;
  font-weight: 750;
  text-underline-offset: 0.2rem;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  background: rgb(255 255 255 / 96%);
  border-bottom: 1px solid var(--navy-100);
  backdrop-filter: blur(14px);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
}

.brand__mark {
  position: relative;
  display: block;
  width: 2.8rem;
  height: 2.8rem;
  overflow: hidden;
  background: var(--navy-900);
  border-radius: 50%;
}

.brand__mark i {
  position: absolute;
  left: 50%;
  display: block;
  width: 2rem;
  height: 0.22rem;
  background: #75ded5;
  border-radius: 999px;
  transform-origin: left center;
}

.brand__mark i:nth-child(1) {
  top: 0.83rem;
  transform: rotate(24deg) translateX(-46%);
}

.brand__mark i:nth-child(2) {
  top: 1.3rem;
  width: 1.65rem;
  background: white;
  transform: rotate(-18deg) translateX(-50%);
}

.brand__mark i:nth-child(3) {
  top: 1.82rem;
  width: 1.2rem;
  transform: rotate(22deg) translateX(-52%);
}

.brand__copy strong,
.brand__copy small {
  display: block;
}

.brand__copy strong {
  color: var(--navy-950);
  font-size: 1.05rem;
  letter-spacing: 0.08em;
}

.brand__copy small {
  margin-top: 0.05rem;
  color: var(--navy-700);
  font-size: 0.6rem;
  font-weight: 750;
  letter-spacing: 0.16em;
}

.site-navigation {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2.2rem);
}

.site-navigation a {
  position: relative;
  color: var(--navy-800);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
}

.site-navigation a:not(.nav-cta)::after {
  position: absolute;
  right: 0;
  bottom: -0.55rem;
  left: 0;
  height: 2px;
  background: var(--teal-600);
  content: "";
  transform: scaleX(0);
  transition: transform 160ms ease;
}

.site-navigation a:hover::after,
.site-navigation a:focus-visible::after {
  transform: scaleX(1);
}

.nav-cta {
  padding: 0.7rem 1.1rem;
  color: white !important;
  background: var(--navy-900);
  border-radius: 0.35rem;
}

.menu-toggle {
  display: none;
  width: 2.8rem;
  height: 2.8rem;
  padding: 0.65rem;
  background: white;
  border: 1px solid var(--navy-200);
  border-radius: 0.35rem;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  margin-block: 0.23rem;
  background: var(--navy-900);
  transition: transform 160ms ease, opacity 160ms ease;
}

.hero {
  position: relative;
  overflow: hidden;
  background: var(--teal-50);
  border-bottom: 1px solid var(--teal-100);
}

.hero::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 0.45rem;
  background: var(--teal-500);
  content: "";
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(25rem, 0.95fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 6rem);
  min-height: 42rem;
  padding-block: clamp(4rem, 8vw, 7rem);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1rem;
  color: var(--teal-700);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.16em;
}

.eyebrow span {
  width: 1.75rem;
  height: 2px;
  background: currentColor;
}

.eyebrow--light {
  color: #78ded4;
}

.hero h1 {
  max-width: 43rem;
  margin-bottom: 1.4rem;
  font-family: "Segoe UI Variable Display", "PingFang TC", "Microsoft JhengHei", sans-serif;
  font-size: clamp(2.8rem, 6vw, 5.25rem);
  font-weight: 780;
  letter-spacing: -0.065em;
  line-height: 1.04;
}

.hero h1 em {
  position: relative;
  color: var(--teal-700);
  font-style: normal;
}

.hero h1 em::after {
  position: absolute;
  right: 0;
  bottom: -0.28rem;
  width: 52%;
  height: 0.32rem;
  background: var(--yellow);
  content: "";
}

.hero__lead {
  max-width: 37rem;
  margin-bottom: 2rem;
  color: var(--navy-700);
  font-size: clamp(1rem, 1.8vw, 1.18rem);
  line-height: 1.85;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.7rem 1.3rem;
  border: 1px solid transparent;
  border-radius: 0.35rem;
  font-weight: 800;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform 150ms ease, box-shadow 150ms ease, background-color 150ms ease;
}

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

.button--primary {
  color: white;
  background: var(--teal-700);
  box-shadow: 0 10px 22px rgb(0 127 120 / 18%);
}

.button--primary:hover {
  background: #006a65;
}

.button--secondary,
.button--outline {
  color: var(--navy-900);
  background: white;
  border-color: var(--navy-300);
}

.button--outline:hover,
.button--secondary:hover {
  border-color: var(--teal-600);
}

.button--light {
  color: var(--navy-950);
  background: #7be0d7;
}

.button--coral {
  color: white;
  background: var(--coral-600);
  box-shadow: 0 10px 24px rgb(228 95 64 / 24%);
}

.text-link {
  color: var(--navy-800);
  font-weight: 750;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.32rem;
}

.hero__proof {
  display: flex;
  gap: clamp(1.2rem, 3vw, 2.7rem);
  margin: 3.5rem 0 0;
  padding: 0;
  list-style: none;
}

.hero__proof li {
  display: grid;
  gap: 0.05rem;
}

.hero__proof strong {
  color: var(--navy-900);
  font-size: 1.15rem;
}

.hero__proof span {
  color: var(--navy-600);
  font-size: 0.75rem;
}

.network-visual {
  position: relative;
  min-height: 32rem;
  overflow: hidden;
  background: var(--navy-900);
  border: 1px solid var(--navy-800);
  border-radius: 52% 48% 38% 62% / 55% 38% 62% 45%;
  box-shadow: var(--shadow-lg);
}

.network-visual::before,
.network-visual::after {
  position: absolute;
  background: var(--teal-500);
  content: "";
}

.network-visual::before {
  top: 4rem;
  right: 1rem;
  width: 10rem;
  height: 0.3rem;
  transform: rotate(-24deg);
}

.network-visual::after {
  bottom: 4.2rem;
  left: 1.5rem;
  width: 7rem;
  height: 0.3rem;
  background: var(--coral-500);
  transform: rotate(32deg);
}

.signal-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgb(117 222 213 / 26%);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.signal-ring--one {
  width: 13rem;
  height: 13rem;
  border-color: rgb(117 222 213 / 55%);
}

.signal-ring--two {
  width: 20rem;
  height: 20rem;
}

.signal-ring--three {
  width: 28rem;
  height: 28rem;
  border-color: rgb(117 222 213 / 12%);
}

.gateway {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  display: flex;
  width: 13.5rem;
  height: 8.5rem;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  background: #123f4c;
  border: 1px solid rgb(255 255 255 / 20%);
  border-radius: 0.85rem;
  box-shadow: 0 26px 55px rgb(0 0 0 / 28%);
  transform: translate(-50%, -50%) rotate(-4deg);
}

.gateway::before {
  position: absolute;
  right: 1rem;
  bottom: -1.2rem;
  left: 1rem;
  height: 1rem;
  background: rgb(0 0 0 / 20%);
  border-radius: 50%;
  filter: blur(8px);
  content: "";
}

.gateway strong {
  letter-spacing: 0.22em;
}

.gateway small {
  margin-top: 0.3rem;
  color: #9cc8cf;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
}

.gateway__light {
  position: absolute;
  bottom: 0.8rem;
  width: 0.35rem;
  height: 0.35rem;
  background: #66e2b0;
  border-radius: 50%;
}

.gateway__light:nth-child(1) { left: 5.7rem; }
.gateway__light:nth-child(2) { left: 6.55rem; }
.gateway__light:nth-child(3) { left: 7.4rem; background: #74dcd4; }

.speed-tag {
  position: absolute;
  z-index: 3;
  top: 3.6rem;
  left: 2.8rem;
  display: grid;
  width: 5.8rem;
  height: 5.8rem;
  place-content: center;
  color: var(--navy-950);
  background: var(--yellow);
  border-radius: 50%;
  text-align: center;
  transform: rotate(-7deg);
}

.speed-tag strong,
.speed-tag small {
  display: block;
}

.speed-tag strong {
  font-size: 1.65rem;
  line-height: 1;
}

.speed-tag small {
  font-size: 0.63rem;
  font-weight: 800;
}

.device {
  position: absolute;
  z-index: 3;
  display: block;
  background: #edf9f8;
  border: 0.45rem solid #184d59;
  box-shadow: 0 12px 24px rgb(0 0 0 / 20%);
}

.device--phone {
  right: 4rem;
  bottom: 4.2rem;
  width: 4rem;
  height: 7rem;
  border-radius: 0.8rem;
  transform: rotate(8deg);
}

.device--screen {
  bottom: 3.7rem;
  left: 3.4rem;
  width: 7.3rem;
  height: 4.8rem;
  border-width: 0.4rem;
  border-radius: 0.4rem;
  transform: rotate(-8deg);
}

.visual-caption {
  position: absolute;
  z-index: 4;
  right: 2.5rem;
  bottom: 1.5rem;
  color: #a9d3d7;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

.promise-bar {
  background: white;
  border-bottom: 1px solid var(--navy-100);
}

.promise-bar__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.promise-bar__grid > div {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 6rem;
  padding-inline: clamp(0.75rem, 2vw, 2rem);
  border-right: 1px solid var(--navy-100);
}

.promise-bar__grid > div:first-child {
  border-left: 1px solid var(--navy-100);
}

.promise-bar__grid span {
  color: var(--teal-700);
  font-family: ui-monospace, "Cascadia Code", monospace;
  font-size: 0.72rem;
  font-weight: 800;
}

.promise-bar__grid p {
  margin: 0;
  color: var(--navy-600);
  font-size: 0.78rem;
}

.promise-bar__grid strong {
  display: block;
  color: var(--navy-900);
  font-size: 0.92rem;
}

.section {
  padding-block: clamp(4.5rem, 8vw, 7.5rem);
}

.plans {
  background: var(--navy-50);
}

.section-heading {
  margin-bottom: 3rem;
}

.section-heading h2,
.promotion h2,
.faq h2,
.apply h2 {
  margin-bottom: 0;
  font-family: "Segoe UI Variable Display", "PingFang TC", sans-serif;
  font-size: clamp(2rem, 4.5vw, 3.45rem);
  font-weight: 760;
  letter-spacing: -0.045em;
  line-height: 1.15;
}

.section-heading--split {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 3rem;
}

.section-heading--split > p {
  max-width: 25rem;
  margin-bottom: 0.25rem;
  color: var(--navy-600);
  line-height: 1.8;
}

.section-heading--center {
  max-width: 45rem;
  margin-inline: auto;
  text-align: center;
}

.section-heading--center .eyebrow {
  justify-content: center;
}

.section-heading--center > p:last-child {
  margin: 1rem auto 0;
  color: var(--navy-600);
}

.catalog-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 2rem;
  margin-bottom: 1rem;
  color: var(--navy-600);
  font-size: 0.82rem;
}

.loading-dot {
  width: 0.6rem;
  height: 0.6rem;
  background: var(--teal-600);
  border-radius: 50%;
  animation: pulse 1.1s ease-in-out infinite;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  align-items: stretch;
}

.plan-skeleton {
  min-height: 35rem;
  background: var(--navy-100);
  border: 1px solid var(--navy-200);
  border-radius: 0.7rem;
  animation: pulse-surface 1.3s ease-in-out infinite alternate;
}

.plan-card {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: clamp(1.3rem, 2.5vw, 2rem);
  background: white;
  border: 1px solid var(--navy-200);
  border-radius: 0.7rem;
  box-shadow: var(--shadow-sm);
}

.plan-card--featured {
  border: 2px solid var(--teal-600);
  box-shadow: 0 18px 44px rgb(0 127 120 / 14%);
  transform: translateY(-0.75rem);
}

.plan-card__ribbon {
  position: absolute;
  top: 0;
  right: 1.25rem;
  padding: 0.38rem 0.75rem 0.45rem;
  color: white;
  background: var(--teal-700);
  border-radius: 0 0 0.35rem 0.35rem;
  font-size: 0.7rem;
  font-weight: 800;
}

.plan-card__header {
  padding-bottom: 1.35rem;
  border-bottom: 1px solid var(--navy-100);
}

.plan-card__meta {
  margin-bottom: 0.55rem;
  color: var(--teal-700);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.plan-card h3 {
  min-height: 3.5rem;
  margin-bottom: 1.2rem;
  font-size: clamp(1.15rem, 2vw, 1.4rem);
}

.plan-speed {
  display: flex;
  align-items: flex-end;
  gap: 0.4rem;
}

.plan-speed strong {
  font-size: clamp(3.3rem, 6vw, 4.8rem);
  font-weight: 760;
  letter-spacing: -0.075em;
  line-height: 0.82;
}

.plan-speed span {
  margin-bottom: 0.2rem;
  color: var(--navy-700);
  font-size: 0.8rem;
  font-weight: 750;
}

.plan-pricing {
  display: flex;
  align-items: baseline;
  gap: 0.22rem;
  padding-top: 1.35rem;
}

.plan-pricing > span:first-child {
  margin-right: auto;
  color: var(--navy-600);
  font-size: 0.76rem;
}

.plan-pricing small {
  color: var(--navy-800);
  font-weight: 800;
}

.plan-pricing strong {
  color: var(--coral-600);
  font-size: 2.35rem;
  letter-spacing: -0.05em;
}

.plan-pricing > span:last-child {
  color: var(--navy-700);
  font-size: 0.72rem;
}

.price-notes {
  min-height: 4.5rem;
  margin-top: 0.8rem;
  padding: 0.75rem;
  background: var(--navy-50);
  border-radius: 0.4rem;
}

.price-notes p {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.35rem;
  color: var(--navy-600);
  font-size: 0.72rem;
}

.price-notes p:last-child {
  margin-bottom: 0;
}

.price-notes strong {
  color: var(--navy-900);
}

.plan-features {
  display: grid;
  gap: 0.72rem;
  margin: 1.35rem 0 1.75rem;
  padding: 0;
  color: var(--navy-700);
  font-size: 0.82rem;
  list-style: none;
}

.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
}

.plan-features span {
  color: var(--teal-700);
  font-weight: 900;
}

.plan-cta {
  width: 100%;
}

.plan-card__actions {
  display: grid;
  gap: 0.65rem;
  margin-top: auto;
}

.button--detail {
  padding-block: 0.35rem;
  color: var(--teal-700);
  background: transparent;
  border: 0;
  font-size: 0.78rem;
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 0.24rem;
  cursor: pointer;
}

.button--detail:hover {
  color: var(--navy-950);
}

.catalog-error,
.catalog-empty {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.4rem;
  background: white;
  border: 1px solid var(--coral-500);
  border-radius: 0.55rem;
}

.catalog-error p,
.catalog-empty p {
  margin: 0.2rem 0 0;
  color: var(--navy-600);
}

.catalog-empty {
  grid-column: 1 / -1;
}

.comparison {
  background: white;
}

.comparison__heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 3rem;
}

.comparison__heading > p {
  max-width: 25rem;
  margin-bottom: 0.25rem;
  color: var(--navy-600);
  line-height: 1.8;
}

.comparison__table-wrap {
  overflow-x: auto;
  border: 1px solid var(--navy-200);
  border-radius: 0.7rem;
  box-shadow: var(--shadow-sm);
}

.comparison__table {
  width: 100%;
  min-width: 45rem;
  border-collapse: collapse;
  text-align: center;
}

.comparison__table th,
.comparison__table td {
  padding: 1.1rem 1rem;
  border-right: 1px solid var(--navy-100);
  border-bottom: 1px solid var(--navy-100);
}

.comparison__table tr > *:last-child {
  border-right: 0;
}

.comparison__table tbody tr:last-child > * {
  border-bottom: 0;
}

.comparison__table thead th {
  color: white;
  background: var(--navy-900);
}

.comparison__table thead th:first-child {
  width: 10rem;
  color: #9bc1c5;
  font-size: 0.75rem;
}

.comparison__table thead span,
.comparison__table thead strong {
  display: block;
}

.comparison__table thead span {
  margin-bottom: 0.2rem;
  color: #8bded7;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
}

.comparison__table thead strong {
  font-size: 1.45rem;
}

.comparison__table tbody th {
  color: var(--navy-700);
  background: var(--navy-50);
  font-size: 0.78rem;
  text-align: left;
}

.comparison__table tbody td {
  color: var(--navy-900);
  font-size: 0.86rem;
  font-weight: 700;
}

.promotion {
  background: white;
}

.promotion__panel {
  display: grid;
  grid-template-columns: minmax(18rem, 0.85fr) minmax(0, 1.15fr);
  min-height: 34rem;
  overflow: hidden;
  color: white;
  background: var(--navy-900);
  border-radius: 0.85rem;
  box-shadow: var(--shadow-lg);
}

.promotion__visual {
  position: relative;
  display: grid;
  min-height: 28rem;
  place-items: center;
  overflow: hidden;
  background: #0d3a46;
  border-right: 1px solid rgb(255 255 255 / 10%);
}

.promotion__visual::before,
.promotion__visual::after {
  position: absolute;
  width: 14rem;
  height: 0.4rem;
  background: var(--teal-500);
  content: "";
  transform: rotate(-38deg);
}

.promotion__visual::before {
  top: 2rem;
  left: -3rem;
}

.promotion__visual::after {
  right: -3rem;
  bottom: 2rem;
  background: var(--coral-500);
}

.promo-orbit {
  position: absolute;
  width: 23rem;
  height: 23rem;
  border: 1px solid rgb(118 222 213 / 26%);
  border-radius: 50%;
}

.router {
  position: relative;
  z-index: 2;
  display: flex;
  width: min(18rem, 72%);
  height: 10rem;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--navy-950);
  background: #f3f9f9;
  border: 1px solid white;
  border-radius: 0.8rem;
  box-shadow: 0 30px 60px rgb(0 0 0 / 32%);
  transform: perspective(36rem) rotateX(4deg) rotateY(-8deg);
}

.router__antenna {
  position: absolute;
  top: -7rem;
  width: 0.42rem;
  height: 8rem;
  background: #dce9e9;
  border: 1px solid white;
  border-radius: 999px;
  transform-origin: bottom;
}

.router__antenna--left {
  left: 3rem;
  transform: rotate(-8deg);
}

.router__antenna--right {
  right: 3rem;
  transform: rotate(8deg);
}

.router strong {
  font-size: 1.25rem;
}

.router small {
  margin-top: 0.2rem;
  color: var(--navy-500);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
}

.router__lights {
  position: absolute;
  bottom: 1.15rem;
  display: flex;
  gap: 0.45rem;
}

.router__lights i {
  width: 0.28rem;
  height: 0.28rem;
  background: var(--teal-500);
  border-radius: 50%;
}

.promotion__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 6vw, 5rem);
}

.promotion h2 {
  margin-bottom: 1.4rem;
}

.promotion__content > p:not(.eyebrow) {
  max-width: 36rem;
  color: #b9d2d6;
  line-height: 1.9;
}

.promotion__content ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1rem 0 2rem;
  padding: 0;
  list-style: none;
}

.promotion__content li {
  padding: 0.35rem 0.6rem;
  color: #d8eeec;
  border: 1px solid rgb(118 222 213 / 24%);
  border-radius: 999px;
  font-size: 0.72rem;
}

.promotion__content .button {
  align-self: flex-start;
}

.advantages {
  background: var(--teal-50);
  border-block: 1px solid var(--teal-100);
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  overflow: hidden;
  background: var(--navy-200);
  border: 1px solid var(--navy-200);
  border-radius: 0.65rem;
}

.use-case-grid article {
  position: relative;
  min-height: 18rem;
  padding: clamp(1.5rem, 3vw, 2.4rem);
  background: white;
}

.use-case-number {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  color: var(--navy-700);
  font-family: ui-monospace, monospace;
  font-size: 0.75rem;
}

.use-case-icon {
  display: grid;
  width: 3.2rem;
  height: 3.2rem;
  margin-bottom: 2.6rem;
  place-items: center;
  color: var(--teal-700);
  background: var(--teal-100);
  border-radius: 50%;
  font-weight: 850;
}

.use-case-grid h3 {
  margin-bottom: 0.65rem;
  font-size: 1.15rem;
}

.use-case-grid p {
  margin-bottom: 0;
  color: var(--navy-600);
  line-height: 1.8;
}

.faq {
  background: white;
}

.faq__grid {
  display: grid;
  grid-template-columns: minmax(15rem, 0.65fr) minmax(0, 1.35fr);
  gap: clamp(3rem, 8vw, 7rem);
}

.faq__intro > p:last-child {
  max-width: 22rem;
  margin-top: 1.3rem;
  color: var(--navy-600);
  line-height: 1.8;
}

.faq__list {
  border-top: 1px solid var(--navy-200);
}

.faq__list details {
  border-bottom: 1px solid var(--navy-200);
}

.faq__list summary {
  position: relative;
  padding: 1.5rem 3rem 1.5rem 0;
  color: var(--navy-900);
  font-weight: 750;
  cursor: pointer;
  list-style: none;
}

.faq__list summary::-webkit-details-marker {
  display: none;
}

.faq__list summary::after {
  position: absolute;
  top: 1.25rem;
  right: 0;
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  color: var(--teal-700);
  background: var(--teal-100);
  border-radius: 50%;
  content: "+";
  font-size: 1.2rem;
}

.faq__list details[open] summary::after {
  content: "−";
}

.faq__list details p {
  max-width: 42rem;
  padding: 0 3rem 1.5rem 0;
  color: var(--navy-600);
  line-height: 1.8;
}

.apply {
  color: white;
  background: var(--navy-900);
  border-bottom: 1px solid rgb(255 255 255 / 10%);
}

.apply__inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: start;
  gap: clamp(3rem, 7vw, 6rem);
  padding-block: clamp(4.5rem, 8vw, 7rem);
}

.apply h2 {
  margin-bottom: 1rem;
}

.apply__intro > p:not(.eyebrow) {
  max-width: 42rem;
  margin-bottom: 2.2rem;
  color: #b8d2d6;
}

.apply__steps {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.apply__steps li {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: #c4dcdf;
}

.apply__steps strong {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  place-items: center;
  color: var(--navy-950);
  background: var(--teal-200);
  border-radius: 50%;
  font-size: 0.7rem;
}

.inquiry-panel {
  color: var(--navy-950);
  background: white;
  border-radius: 0.75rem;
  box-shadow: 0 30px 70px rgb(0 0 0 / 22%);
}

#inquiry-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem;
  padding: clamp(1.4rem, 4vw, 2.4rem);
}

.form-heading,
.field--full {
  grid-column: 1 / -1;
}

.form-heading span {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--teal-700);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.form-heading strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1.55rem;
}

.form-heading p,
.form-privacy {
  margin: 0;
  color: var(--navy-600);
  font-size: 0.76rem;
}

.field {
  display: grid;
  gap: 0.45rem;
  color: var(--navy-800);
  font-size: 0.8rem;
  font-weight: 750;
}

.field small,
.consent small {
  color: var(--coral-600);
  font-size: 0.66rem;
  font-weight: 800;
}

.field input,
.field select {
  width: 100%;
  min-height: 3rem;
  padding: 0.7rem 0.8rem;
  color: var(--navy-950);
  background: white;
  border: 1px solid var(--navy-300);
  border-radius: 0.35rem;
  font: inherit;
  font-weight: 500;
}

.field input:hover,
.field select:hover {
  border-color: var(--teal-700);
}

.field input:user-invalid,
.field select:user-invalid {
  border-color: var(--coral-600);
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  color: var(--navy-700);
  font-size: 0.76rem;
  cursor: pointer;
}

.consent input {
  width: 1.1rem;
  height: 1.1rem;
  margin: 0.12rem 0 0;
  accent-color: var(--teal-700);
}

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-error-summary {
  grid-column: 1 / -1;
  padding: 0.9rem 1rem;
  color: #7b260f;
  background: var(--coral-100);
  border-left: 4px solid var(--coral-600);
  border-radius: 0.3rem;
  font-size: 0.78rem;
}

.form-error-summary ul {
  margin: 0.45rem 0 0;
  padding-left: 1.15rem;
}

.form-error-summary li + li {
  margin-top: 0.2rem;
}

#inquiry-submit {
  width: 100%;
  margin-top: 0.25rem;
}

#inquiry-submit:disabled {
  opacity: 0.65;
  cursor: wait;
}

.form-privacy {
  text-align: center;
}

.inquiry-success {
  min-height: 34rem;
  padding: clamp(2rem, 5vw, 3.5rem);
  text-align: center;
}

.inquiry-success > span {
  display: grid;
  width: 4rem;
  height: 4rem;
  margin: 2rem auto 1.5rem;
  place-items: center;
  color: white;
  background: var(--teal-700);
  border-radius: 50%;
  font-size: 1.7rem;
}

.inquiry-success > p:first-of-type {
  margin-bottom: 0.4rem;
  color: var(--teal-700);
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.inquiry-success h3 {
  margin-bottom: 1.5rem;
  font-size: 1.8rem;
}

.inquiry-success p {
  color: var(--navy-600);
}

.inquiry-success .button {
  margin-top: 1rem;
}

.plan-dialog {
  width: min(calc(100% - 2rem), 38rem);
  max-height: calc(100dvh - 2rem);
  padding: 0;
  color: var(--navy-950);
  background: white;
  border: 0;
  border-radius: 0.8rem;
  box-shadow: var(--shadow-lg);
}

.plan-dialog::backdrop {
  background: rgb(4 29 37 / 72%);
  backdrop-filter: blur(4px);
}

.plan-dialog__topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 1rem;
  color: #a8d8d5;
  background: var(--navy-900);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.plan-dialog__topbar button {
  display: grid;
  width: 2.2rem;
  height: 2.2rem;
  padding: 0;
  place-items: center;
  color: white;
  background: transparent;
  border: 1px solid rgb(255 255 255 / 28%);
  border-radius: 50%;
  cursor: pointer;
}

#plan-dialog-content {
  padding: clamp(1.5rem, 5vw, 2.5rem);
}

#plan-dialog-content h2 {
  margin-bottom: 0.5rem;
  font-size: clamp(2rem, 6vw, 2.8rem);
  letter-spacing: -0.04em;
}

.plan-dialog__lead {
  margin-bottom: 1.8rem;
  color: var(--navy-600);
}

.plan-dialog__facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin: 0 0 2rem;
  border: 1px solid var(--navy-200);
  border-radius: 0.45rem;
}

.plan-dialog__facts dt,
.plan-dialog__facts dd {
  margin: 0;
  padding: 0.7rem 0.8rem;
}

.plan-dialog__facts dt {
  color: var(--navy-600);
  background: var(--navy-50);
  font-size: 0.75rem;
}

.plan-dialog__facts dd {
  font-weight: 750;
}

#plan-dialog-content h3 {
  margin-bottom: 0.7rem;
}

.plan-dialog__prices {
  margin: 0 0 1.7rem;
  padding: 0;
  list-style: none;
}

.plan-dialog__prices li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.65rem;
  color: var(--navy-600);
  border-bottom: 1px solid var(--navy-100);
}

.plan-dialog__prices strong {
  color: var(--navy-900);
}

.plan-dialog__select {
  width: 100%;
}

.site-footer {
  color: #c6d8db;
  background: var(--navy-950);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.7fr repeat(3, 1fr);
  gap: 3rem;
  padding-block: 4rem 3rem;
}

.brand--footer .brand__copy strong {
  color: white;
}

.brand--footer .brand__copy small {
  color: #83a6ad;
}

.footer__grid > div:first-child p {
  max-width: 19rem;
  margin: 1.2rem 0 0;
  color: #85a6ad;
  font-size: 0.8rem;
}

.footer__grid > div:not(:first-child) {
  display: grid;
  align-content: start;
  gap: 0.65rem;
  font-size: 0.76rem;
}

.footer__grid > div:not(:first-child) strong {
  margin-bottom: 0.35rem;
  color: white;
}

.footer__grid a {
  color: #adc4c8;
  text-decoration: none;
}

.footer__grid a:hover {
  color: white;
  text-decoration: underline;
}

.footer__grid span {
  color: #789ba2;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  padding-block: 1.1rem;
  color: #6f949b;
  border-top: 1px solid rgb(255 255 255 / 9%);
  font-size: 0.7rem;
}

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

@keyframes pulse {
  50% { opacity: 0.35; transform: scale(0.75); }
}

@keyframes pulse-surface {
  from { opacity: 0.55; }
  to { opacity: 1; }
}

@media (max-width: 62rem) {
  .menu-toggle {
    display: block;
  }

  .site-navigation {
    position: fixed;
    z-index: 60;
    top: 7.65rem;
    right: 0;
    left: 0;
    display: grid;
    gap: 0;
    padding: 0.75rem 1rem 1rem;
    background: white;
    border-bottom: 1px solid var(--navy-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-140%);
    visibility: hidden;
    transition: transform 180ms ease, visibility 180ms ease;
  }

  body[data-nav-open="true"] .site-navigation {
    transform: translateY(0);
    visibility: visible;
  }

  body[data-nav-open="true"] .menu-toggle span:nth-child(1) {
    transform: translateY(0.46rem) rotate(45deg);
  }

  body[data-nav-open="true"] .menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  body[data-nav-open="true"] .menu-toggle span:nth-child(3) {
    transform: translateY(-0.46rem) rotate(-45deg);
  }

  .site-navigation a {
    padding: 0.8rem 0.5rem;
    border-bottom: 1px solid var(--navy-100);
  }

  .site-navigation .nav-cta {
    margin-top: 0.75rem;
    border-bottom: 0;
    text-align: center;
  }

  .hero__grid {
    grid-template-columns: 1fr 0.8fr;
    gap: 2rem;
  }

  .network-visual {
    min-height: 27rem;
  }

  .speed-tag {
    left: 1.2rem;
  }

  .device--phone {
    right: 1.5rem;
  }

  .device--screen {
    left: 1.2rem;
  }

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

  .plan-card:last-child {
    grid-column: 1 / -1;
    width: calc(50% - 0.625rem);
    justify-self: center;
  }

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

  .promotion__panel {
    grid-template-columns: 0.8fr 1.2fr;
  }

  .use-case-grid {
    grid-template-columns: 1fr;
  }

  .use-case-grid article {
    min-height: auto;
  }

  .use-case-icon {
    margin-bottom: 1.5rem;
  }
}

@media (max-width: 46rem) {
  .announcement__inner {
    justify-content: space-between;
    gap: 0.75rem;
    min-height: 3.2rem;
  }

  .announcement p span,
  .announcement a span {
    display: none;
  }

  .header__inner {
    min-height: 4.5rem;
  }

  .site-navigation {
    top: 7.7rem;
  }

  .hero__grid {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-block: 4rem 3rem;
  }

  .hero h1 {
    font-size: clamp(2.6rem, 13vw, 4rem);
  }

  .hero__actions {
    align-items: stretch;
    flex-direction: column;
    gap: 1rem;
  }

  .text-link {
    text-align: center;
  }

  .hero__proof {
    justify-content: space-between;
    gap: 0.8rem;
    margin-top: 2.5rem;
  }

  .hero__proof span {
    max-width: 5.5rem;
  }

  .network-visual {
    min-height: 25rem;
    border-radius: 2rem 5rem 2rem 5rem;
  }

  .promise-bar__grid {
    grid-template-columns: 1fr;
  }

  .promise-bar__grid > div,
  .promise-bar__grid > div:first-child {
    min-height: 4.5rem;
    padding-inline: 0;
    border-right: 0;
    border-bottom: 1px solid var(--navy-100);
    border-left: 0;
  }

  .promise-bar__grid > div:last-child {
    border-bottom: 0;
  }

  .section-heading--split {
    align-items: flex-start;
    flex-direction: column;
    gap: 1rem;
  }

  .comparison__heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 1rem;
  }

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

  .plan-card--featured {
    transform: none;
  }

  .plan-card:last-child {
    grid-column: auto;
    width: auto;
  }

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

  .promotion__visual {
    min-height: 24rem;
    border-right: 0;
    border-bottom: 1px solid rgb(255 255 255 / 10%);
  }

  .promotion__content {
    padding: 2.2rem 1.3rem 2.5rem;
  }

  .promotion__content .button {
    width: 100%;
  }

  .faq__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .faq h2 br {
    display: none;
  }

  .apply__inner {
    gap: 1.5rem;
  }

  #inquiry-form {
    grid-template-columns: 1fr;
  }

  #inquiry-form .field {
    grid-column: 1 / -1;
  }

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

  .footer__grid > div:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 28rem) {
  .brand__copy small {
    display: none;
  }

  .hero__proof {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .speed-tag {
    top: 2rem;
    width: 4.8rem;
    height: 4.8rem;
  }

  .gateway {
    width: 11.5rem;
  }

  .device--screen {
    display: none;
  }

  .catalog-error,
  .catalog-empty {
    align-items: stretch;
    flex-direction: column;
  }

  .plan-dialog__facts {
    grid-template-columns: 1fr;
  }

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

  .footer__grid > div:first-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}