:root {
  --page-bg: #f4f7fb;
  --surface: #ffffff;
  --surface-soft: #f8fbff;
  --text: #12304a;
  --muted: #63788f;
  --line: #d8e3ef;
  --line-strong: #a9c5df;
  --blue: #0c5ea9;
  --blue-dark: #084a86;
  --blue-soft: rgba(12, 94, 169, 0.10);
  --accent-lime: #C2D500;
  --accent-lime-soft: rgba(194, 213, 0, 0.10);
  --shadow: 0 18px 42px rgba(16, 46, 78, 0.10);
  --radius-box: 4px;
  --container: 1200px;
  --font: Inter, "Segoe UI", Roboto, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  width: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  color: var(--text);
  font-family: var(--font);
  background: var(--page-bg);
  min-width: 0;
  overflow-x: hidden;
}

@supports (overflow: clip) {
  html,
  body {
    overflow-x: clip;
  }
}

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

a {
  color: inherit;
}

.container {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
  min-width: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(216, 227, 239, 0.9);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 82px;
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand-logo {
  width: 146px;
  height: auto;
}

.header-actions {
  color: var(--muted);
  font-weight: 700;
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 18px;
}

.header-actions a {
  color: var(--blue);
  font-size: 14px;
  text-decoration: none;
  transition: color 160ms ease;
}

.header-actions a:hover {
  color: var(--blue-dark);
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 4px;
}

.header-support-link {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-box);
  background: #ffffff;
  box-shadow: 0 8px 20px rgba(16, 46, 78, 0.05);
}

.header-actions .header-support-link:hover {
  border-color: var(--line-strong);
  background: #ffffff;
  box-shadow: 0 8px 20px rgba(16, 46, 78, 0.05), 0 0 0 3px var(--blue-soft);
  text-decoration: none;
}

.header-actions .header-support-link:active,
.header-actions .header-support-link:focus-visible {
  border-color: var(--line-strong);
  background: #ffffff;
  box-shadow: 0 8px 20px rgba(16, 46, 78, 0.05), 0 0 0 3px var(--blue-soft);
  outline: none;
}

body[data-page="platform-detail"] .header-inner {
  min-height: 70px;
}

.button-light {
  color: var(--blue);
  border: 1px solid var(--line-strong);
  background: #ffffff;
}

.hero {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 72px 0 28px;
  background:
    linear-gradient(90deg, #061d33 0%, #0b3458 56%, #0e5a92 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 26, 47, 0.92) 0%, rgba(5, 26, 47, 0.78) 34%, rgba(5, 26, 47, 0.38) 68%, rgba(5, 26, 47, 0.12) 100%),
    linear-gradient(180deg, rgba(5, 26, 47, 0.16) 0%, rgba(5, 26, 47, 0.00) 42%, rgba(5, 26, 47, 0.16) 100%);
  pointer-events: none;
}

.hero-network-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 56% 66%;
  opacity: 0.96;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
  min-width: 0;
}

.hero-copy {
  max-width: 860px;
  color: #ffffff;
}

.hero-copy h1 {
  margin: 0;
  font-size: 42px;
  line-height: 1.05;
  letter-spacing: 0;
}

.hero-copy p {
  max-width: 720px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 16px;
  line-height: 1.6;
}

.download-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  column-gap: clamp(34px, 6vw, 78px);
  row-gap: 18px;
  align-items: center;
  min-height: 132px;
  padding: 22px 28px;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: var(--radius-box);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
  min-width: 0;
}

.detected-copy {
  max-width: 720px;
  min-width: 0;
}

.detected-label,
.section-badge {
  display: inline-flex;
  align-items: center;
  margin-bottom: 8px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.detected-copy h2 {
  margin: 0;
  font-size: 24px;
  line-height: 1.12;
}

.detected-copy p,
.detected-meta {
  color: var(--muted);
  line-height: 1.6;
}

.detected-copy p {
  margin: 9px 0 0;
  font-size: 15px;
}

.detected-meta {
  margin-top: 11px;
  font-size: 13px;
  font-weight: 750;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 13px 20px;
  border-radius: var(--radius-box);
  text-decoration: none;
  font-weight: 800;
  transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #ffffff;
  border: 1px solid rgba(8, 74, 134, 0.34);
  background: linear-gradient(180deg, var(--blue), var(--blue-dark));
  box-shadow: 0 12px 24px rgba(12, 94, 169, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.button-primary:hover {
  box-shadow: 0 14px 28px rgba(12, 94, 169, 0.26), 0 0 0 3px var(--blue-soft);
}

.button-download {
  width: min(100%, 260px);
  min-height: 44px;
  padding: 9px 18px;
  font-size: 14px;
}

.download-actions {
  display: grid;
  gap: 16px;
  justify-items: center;
  align-self: center;
  justify-self: end;
  width: 260px;
  max-width: 100%;
}

.alternate-systems-link {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.25;
  text-align: center;
  text-decoration-color: rgba(99, 120, 143, 0.38);
  text-underline-offset: 4px;
  transition: color 160ms ease;
}

.alternate-systems-link:hover {
  color: var(--blue-dark);
}

.hero-support-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 18px;
  align-items: center;
  padding: 20px 28px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: var(--radius-box);
  color: #ffffff;
  background:
    linear-gradient(90deg, rgba(5, 26, 47, 0.72) 0%, rgba(12, 94, 169, 0.40) 100%);
  box-shadow: 0 14px 32px rgba(2, 18, 32, 0.16);
  backdrop-filter: blur(4px);
}

.hero-support-copy {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.hero-support-copy span {
  color: var(--accent-lime);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-support-copy strong {
  font-size: 20px;
  line-height: 1.2;
}

.hero-support-copy p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  line-height: 1.55;
}

.hero-support-link {
  justify-self: center;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: #ffffff;
  font-size: 14px;
  font-weight: 900;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
}

.hero-support-link span {
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.42);
  text-underline-offset: 5px;
}

.hero-support-link::after {
  content: "→";
  position: relative;
  top: -1px;
  margin-left: 9px;
  color: var(--accent-lime);
  display: inline-flex;
  align-items: center;
  font-size: 20px;
  font-weight: 1000;
  line-height: 1;
  text-decoration: none;
  text-shadow: 0.45px 0 currentColor;
  transition: transform 160ms ease;
}

.hero-support-link:hover::after,
.hero-support-link:focus-visible::after {
  transform: translateX(3px);
}

.hero-support-link:focus-visible {
  outline: 2px solid var(--line-strong);
  outline-offset: 5px;
}

.is-disabled {
  pointer-events: none;
  opacity: 0.62;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.support-section,
.contacts-section,
.platform-detail-page {
  padding: 46px 0;
}

.platform-icon {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  padding: 12px;
  border-radius: var(--radius-box);
  background:
    radial-gradient(circle at 22% 18%, rgba(194, 213, 0, 0.24) 0%, var(--accent-lime-soft) 36%, transparent 66%),
    linear-gradient(135deg, rgba(12, 94, 169, 0.13) 0%, #edf5fc 72%);
}

.platform-logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.platform-detail-hero {
  position: relative;
  overflow: hidden;
  min-height: 282px;
  display: flex;
  align-items: center;
  padding: 24px 0 26px;
  background:
    linear-gradient(90deg, rgba(5, 26, 47, 0.96) 0%, rgba(5, 26, 47, 0.84) 38%, rgba(5, 26, 47, 0.48) 72%, rgba(5, 26, 47, 0.22) 100%),
    linear-gradient(180deg, rgba(5, 26, 47, 0.16) 0%, rgba(5, 26, 47, 0.00) 48%, rgba(5, 26, 47, 0.18) 100%),
    url("images/fibra-hero.png?v=20260522-13");
  background-position: 58% 66%;
  background-size: cover;
}

.platform-detail-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 18%, rgba(56, 189, 248, 0.20), transparent 28%),
    linear-gradient(90deg, rgba(5, 26, 47, 0.18), rgba(5, 26, 47, 0.04));
  pointer-events: none;
}

.platform-detail-shell {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 10px;
  min-width: 0;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  color: rgba(255, 255, 255, 0.84);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  transition: color 160ms ease, transform 160ms ease;
}

.back-link:hover {
  transform: translateX(-2px);
  color: #ffffff;
}

.platform-detail-heading {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  color: #ffffff;
}

.platform-detail-heading .section-badge,
.not-found-card .section-badge {
  color: var(--accent-lime);
}

.platform-detail-heading h1 {
  margin: 0;
  font-size: 32px;
  line-height: 1.08;
}

.platform-detail-heading p {
  max-width: 720px;
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 15px;
  line-height: 1.5;
}

.platform-detail-icon .platform-icon {
  width: 82px;
  height: 82px;
  background:
    radial-gradient(circle at 20% 16%, rgba(194, 213, 0, 0.24) 0%, var(--accent-lime-soft) 38%, transparent 68%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, #eef6ff 100%);
  box-shadow: 0 18px 42px rgba(5, 26, 47, 0.22);
}

.platform-detail-icon .platform-logo {
  width: 58px;
  height: 58px;
}

.recommended-installer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(210px, 280px);
  gap: 18px;
  align-items: center;
  justify-self: start;
  width: min(100%, 1074px);
  padding: 16px 20px;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: var(--radius-box);
  background: rgba(255, 255, 255, 0.97);
  box-shadow: var(--shadow);
  min-width: 0;
}

.recommended-installer[hidden] {
  display: none;
}

.recommended-kicker {
  display: inline-flex;
  margin-bottom: 5px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.recommended-installer h2 {
  margin: 0;
  font-size: 21px;
  line-height: 1.15;
}

body[data-page="platform-detail"] .recommended-installer p {
  display: none;
}

.recommended-installer .installer-meta {
  margin-top: 9px;
}

.platform-detail-page {
  padding: 34px 0 44px;
}

.platform-detail-content {
  display: grid;
  gap: 22px;
}

.release-toolbar {
  display: grid;
  justify-content: start;
  min-width: 0;
  margin-bottom: 8px;
}

.release-toolbar[hidden] {
  display: none;
}

.release-selector {
  display: grid;
  gap: 8px;
  width: min(300px, 100%);
}

.release-selector span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.release-selector select {
  width: 100%;
  min-height: 46px;
  padding: 0 38px 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-box);
  color: var(--text);
  background: #ffffff;
  font: 800 14px var(--font);
}

.release-selector select:disabled {
  color: var(--muted);
  border-color: var(--line);
  background: #f8fbff;
}

.installer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.installer-card {
  display: grid;
  gap: 10px;
  min-height: 196px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-box);
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(16, 46, 78, 0.06);
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.installer-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow), 0 0 0 2px var(--blue-soft);
}

.installer-format {
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--blue);
  background: var(--accent-lime);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.installer-title {
  color: var(--text);
  font-size: 19px;
  font-weight: 850;
  line-height: 1.18;
}

.installer-description {
  color: var(--muted);
  line-height: 1.55;
}

.installer-meta {
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

.installer-action {
  align-self: end;
  color: var(--blue);
  font-weight: 900;
}

.installer-help {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  padding: 28px 30px;
  border-radius: var(--radius-box);
  color: #ffffff;
  background:
    radial-gradient(circle at 88% 0%, rgba(56, 189, 248, 0.20), transparent 34%),
    linear-gradient(120deg, #082844 0%, #0a4778 48%, #0c5ea9 100%);
  box-shadow: 0 18px 38px rgba(5, 26, 47, 0.16);
}

.installer-help h2 {
  margin: 0;
  font-size: 23px;
  line-height: 1.2;
}

.installer-help p {
  max-width: 760px;
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.6;
}

.installer-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.support-contact-card {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  min-width: 0;
}

.support-contact-container {
  margin-top: 22px;
}

.support-contact-copy {
  min-width: 0;
}

.support-contact-label {
  display: inline-flex;
  margin-bottom: 9px;
  color: rgba(194, 213, 0, 0.95);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.support-contact-actions {
  display: grid;
  grid-template-columns: 1fr;
  justify-self: end;
  width: 100%;
  max-width: 420px;
}

.support-contact-actions .support-direct-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.support-contact-actions .button {
  min-height: 56px;
}

.support-contact-actions .support-ticket-action {
  width: 100%;
}

.support-contact-card .button-secondary {
  color: #ffffff;
  border-color: rgba(194, 213, 0, 0.78);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.10);
}

.support-contact-card .support-ticket-action {
  color: #10233a;
  border-color: rgba(194, 213, 0, 0.92);
  background: var(--accent-lime);
  box-shadow: 0 12px 24px rgba(2, 18, 32, 0.20), inset 0 1px 0 rgba(255, 255, 255, 0.34);
}

.support-contact-card .button-secondary:hover,
.support-contact-card .support-ticket-action:hover {
  box-shadow: 0 12px 24px rgba(2, 18, 32, 0.22), 0 0 0 3px rgba(194, 213, 0, 0.18);
}

.button-secondary {
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.support-section {
  padding: 64px 0;
  background: #ffffff;
}

.support-grid {
  display: grid;
  grid-template-columns: minmax(360px, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(38px, 4.8vw, 64px);
  align-items: stretch;
  min-width: 0;
}

.support-media {
  position: relative;
  margin: 0;
  overflow: hidden;
  width: 100%;
  min-width: 0;
  height: 100%;
  min-height: 460px;
  border-radius: var(--radius-box);
  background: #10233a;
  box-shadow: var(--shadow);
}

.support-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.support-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(8, 74, 134, 0.10), rgba(5, 26, 47, 0.42));
}

.support-copy h2 {
  max-width: 680px;
  margin: 0;
  font-size: 32px;
  line-height: 1.15;
}

.support-copy {
  display: grid;
  align-content: center;
  min-width: 0;
}

.support-points {
  display: grid;
  gap: 24px;
  margin: 30px 0 0;
  padding-left: 20px;
  list-style: disc;
}

.support-points li {
  padding-left: 10px;
  min-width: 0;
}

.support-points li::marker {
  color: #101820;
  font-size: 0.82em;
}

.support-points h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 900;
  line-height: 1.25;
}

.support-points p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.58;
}

.contacts-section {
  padding-top: 0;
  background: #ffffff;
}

.contacts-panel {
  display: grid;
  gap: 24px;
  justify-items: center;
  text-align: center;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-box);
  background:
    radial-gradient(circle at 18% 0%, var(--blue-soft), transparent 30%),
    linear-gradient(135deg, #ffffff 0%, #f7fbff 52%, #eef6ff 100%);
  box-shadow: 0 12px 32px rgba(16, 46, 78, 0.07);
}

.contacts-panel h2 {
  margin: 0;
  font-size: 25px;
  line-height: 1.2;
}

.contact-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  width: 100%;
}

.contact-list div {
  display: grid;
  gap: 3px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-box);
  background: #ffffff;
}

.contact-list span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-list strong {
  color: var(--text);
  font-size: 15px;
  line-height: 1.45;
}

.contact-list .contact-hours {
  text-decoration: underline;
  text-decoration-color: rgba(99, 120, 143, 0.42);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.contact-list a {
  color: var(--text);
  text-decoration-color: rgba(99, 120, 143, 0.42);
  text-underline-offset: 3px;
}

.customer-area-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  width: 100%;
  padding: 28px 30px;
  border: 0;
  border-radius: var(--radius-box);
  color: #ffffff;
  background:
    radial-gradient(circle at 88% 0%, rgba(56, 189, 248, 0.20), transparent 34%),
    linear-gradient(120deg, #082844 0%, #0a4778 48%, #0c5ea9 100%);
  box-shadow: 0 18px 38px rgba(5, 26, 47, 0.16);
  text-align: left;
}

.customer-area-card span {
  color: rgba(194, 213, 0, 0.95);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.customer-area-card strong {
  display: block;
  margin-top: 6px;
  color: #ffffff;
  font-size: 23px;
  line-height: 1.2;
}

.customer-area-card p {
  max-width: 760px;
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.6;
}

.customer-area-button {
  min-height: 56px;
  padding: 13px 20px;
  color: #10233a;
  border-color: rgba(194, 213, 0, 0.92);
  background: var(--accent-lime);
  box-shadow: 0 12px 24px rgba(2, 18, 32, 0.20), inset 0 1px 0 rgba(255, 255, 255, 0.34);
  white-space: nowrap;
}

.customer-area-button:hover {
  box-shadow: 0 12px 24px rgba(2, 18, 32, 0.22), 0 0 0 3px rgba(194, 213, 0, 0.18);
}

.faq-hero {
  padding: 44px 0;
  background:
    radial-gradient(circle at 82% 16%, rgba(12, 94, 169, 0.12), transparent 32%),
    linear-gradient(180deg, #ffffff 0%, #f4f7fb 100%);
}

.faq-hero-inner {
  display: grid;
  gap: 24px;
}

.faq-hero-copy {
  max-width: 820px;
}

.faq-hero-copy h1 {
  margin: 0;
  font-size: 38px;
  line-height: 1.08;
}

.faq-hero-copy p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
}

.faq-search {
  display: grid;
  gap: 8px;
  max-width: 760px;
  margin: 0;
}

.faq-search span,
.faq-search label {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.faq-search input {
  width: 100%;
  min-height: 58px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-box);
  color: var(--text);
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(16, 46, 78, 0.06);
  font: 600 16px var(--font);
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.faq-search input:focus {
  border-color: var(--line-strong);
  box-shadow: 0 0 0 4px var(--blue-soft);
}

.faq-search-feedback {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-box);
  color: var(--muted);
  background: #ffffff;
  box-shadow: 0 10px 24px rgba(16, 46, 78, 0.05);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.4;
}

.faq-search-feedback a {
  color: var(--blue);
  text-decoration-color: rgba(99, 120, 143, 0.42);
  text-underline-offset: 3px;
}

.faq-search-feedback.is-empty {
  border-color: #d8e3ef;
}

.faq-page {
  padding: 46px 0;
}

.faq-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  min-width: 0;
}

.faq-sidebar {
  position: sticky;
  top: 106px;
  display: grid;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-box);
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(16, 46, 78, 0.05);
  min-width: 0;
}

.faq-sidebar h2 {
  margin: 0 0 8px;
  font-size: 15px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.faq-sidebar a {
  padding: 10px 12px;
  border-radius: var(--radius-box);
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.faq-sidebar a:hover {
  color: var(--blue);
  background: #edf5fc;
}

.faq-content {
  display: grid;
  gap: 34px;
  min-width: 0;
}

.faq-content p,
.faq-content li {
  text-align: justify;
  text-justify: inter-word;
}

.faq-content .config-table th,
.faq-content .config-table td,
.faq-content .installer-help-actions,
.faq-content .button {
  text-align: initial;
}

.service-overview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

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

.service-card {
  display: grid;
  gap: 10px;
  min-height: 190px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-box);
  background:
    radial-gradient(circle at 18% 0%, var(--blue-soft), transparent 30%),
    linear-gradient(135deg, #ffffff 0%, #f7fbff 52%, #eef6ff 100%);
  box-shadow: 0 12px 28px rgba(16, 46, 78, 0.05);
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.service-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow), 0 0 0 2px var(--blue-soft);
}

.service-card span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.service-card h2 {
  margin: 0;
  font-size: 24px;
  line-height: 1.15;
}

.service-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.service-card strong {
  align-self: end;
  color: var(--blue);
  font-weight: 900;
}

.faq-section {
  scroll-margin-top: 116px;
}

.service-section {
  display: grid;
  gap: 18px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-box);
  background: var(--surface-soft);
  min-width: 0;
}

.service-header h2 {
  margin: 0;
  font-size: 28px;
  line-height: 1.15;
}

.service-header p {
  max-width: 840px;
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.mail-detail-hero {
  isolation: isolate;
  background:
    linear-gradient(135deg, #061f36 0%, #0b3f6b 64%, #0d4f83 100%);
}

.mail-detail-hero::after {
  background:
    linear-gradient(90deg, rgba(5, 26, 47, 0.96) 0%, rgba(5, 26, 47, 0.86) 34%, rgba(5, 26, 47, 0.48) 56%, rgba(5, 26, 47, 0.14) 82%, rgba(5, 26, 47, 0.05) 100%),
    linear-gradient(180deg, rgba(5, 26, 47, 0.12) 0%, rgba(5, 26, 47, 0.02) 52%, rgba(5, 26, 47, 0.00) 100%),
    radial-gradient(circle at 74% 78%, rgba(56, 189, 248, 0.18), transparent 32%);
}

.mail-hero-background {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  opacity: 0.98;
  filter: saturate(1.14) brightness(0.92) contrast(1.08);
  pointer-events: none;
  z-index: 0;
}

.mail-detail-heading {
  grid-template-columns: minmax(0, 1fr);
  max-width: 780px;
}

.mail-recommendation {
  grid-template-columns: minmax(0, 1fr);
  max-width: 700px;
}

.mail-page {
  background: #f7faff;
}

.mail-nav-scroll {
  min-width: 0;
}

.protocol-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.protocol-card,
.faq-item,
.config-table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius-box);
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(16, 46, 78, 0.05);
}

.protocol-card {
  padding: 22px;
}

.protocol-card h3 {
  margin: 0;
  color: var(--blue);
  font-size: 22px;
  line-height: 1.15;
}

.protocol-card p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.faq-accordion {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.faq-item {
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  padding: 18px 20px;
  color: var(--text);
  font-size: 17px;
  font-weight: 850;
  list-style-position: inside;
}

.faq-item[open] summary {
  border-bottom: 1px solid var(--line);
}

.faq-answer {
  padding: 18px 22px 20px;
  color: var(--muted);
  line-height: 1.65;
}

.faq-answer ol {
  margin: 0;
  padding-left: 20px;
}

.faq-answer li + li {
  margin-top: 8px;
}

.config-table-wrap {
  margin-top: 18px;
  overflow: hidden;
  padding: 0 12px 8px;
}

.config-table-scroll {
  overflow-x: auto;
  scrollbar-color: var(--accent-lime) #edf5fc;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.config-table-scroll::-webkit-scrollbar {
  display: block;
  height: 6px;
}

.config-table-scroll::-webkit-scrollbar-track {
  margin: 0 4px;
  border-radius: 999px;
  background: #edf5fc;
}

.config-table-scroll::-webkit-scrollbar-thumb {
  border: 1px solid #edf5fc;
  border-radius: 999px;
  background: var(--accent-lime);
}

.service-section .config-table-wrap {
  margin-top: 0;
}

.config-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

.config-table caption {
  padding: 16px 16px 0;
  color: var(--text);
  font-size: 17px;
  font-weight: 850;
  text-align: left;
}

.config-table th,
.config-table td {
  padding: 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.config-table th {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.config-table td {
  color: var(--muted);
  font-weight: 700;
}

.config-table tr:last-child td {
  border-bottom: 0;
}

.not-found-hero {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  display: grid;
  align-items: center;
  padding: 52px 0;
  background:
    linear-gradient(90deg, #061d33 0%, #0b3458 58%, #0e5a92 100%);
}

.not-found-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 26, 47, 0.88) 0%, rgba(5, 26, 47, 0.66) 44%, rgba(5, 26, 47, 0.22) 100%),
    linear-gradient(180deg, rgba(5, 26, 47, 0.20) 0%, rgba(5, 26, 47, 0.00) 48%, rgba(5, 26, 47, 0.18) 100%);
  pointer-events: none;
}

.not-found-network-art {
  object-position: 58% 58%;
  opacity: 0.82;
}

.not-found-inner {
  position: relative;
  z-index: 1;
}

.not-found-card {
  max-width: 640px;
  padding: 32px;
  border: 1px solid rgba(125, 211, 252, 0.30);
  border-radius: var(--radius-box);
  background: rgba(5, 26, 47, 0.82);
  box-shadow: 0 22px 46px rgba(2, 18, 32, 0.28);
  backdrop-filter: blur(8px);
}

.not-found-card h1 {
  margin: 0;
  color: #ffffff;
  font-size: 46px;
  line-height: 1.04;
  letter-spacing: 0;
}

.not-found-card p {
  max-width: 620px;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 16px;
  line-height: 1.65;
}

.not-found-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.not-found-card .button-light {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.not-found-card .button-light:hover {
  border-color: #ffffff;
}

.site-footer {
  padding: 42px 0 26px;
  border-top: 1px solid rgba(216, 227, 239, 0.9);
  background: linear-gradient(180deg, #ffffff 0%, #f4f7fb 100%);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr 0.9fr 1.1fr;
  gap: 28px;
}

.footer-brand img {
  width: 132px;
  height: auto;
  margin-bottom: 16px;
}

.footer-brand p,
.footer-column p,
.footer-bottom p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.footer-column {
  display: grid;
  align-content: start;
  gap: 10px;
}

.footer-column h3 {
  margin: 0;
  color: var(--text);
  font-size: 15px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-column a,
.footer-policies a {
  color: var(--text);
  text-decoration-color: rgba(99, 120, 143, 0.42);
  text-underline-offset: 3px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
}

.footer-policies {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  flex: 0 0 auto;
}

@media (max-width: 1080px) {
  .download-panel {
    grid-template-columns: minmax(0, 1fr) 240px;
    column-gap: 28px;
    min-height: 128px;
    padding: 22px 24px;
  }

  .download-actions {
    width: 240px;
  }

  .hero-support-note {
    grid-template-columns: minmax(0, 1fr) 240px;
  }

  .button-download {
    width: min(100%, 240px);
  }

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

  .support-media {
    height: auto;
    aspect-ratio: 16 / 9;
    max-height: 400px;
  }

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

  .installer-help {
    grid-template-columns: 1fr;
  }

  .support-contact-card {
    grid-template-columns: 1fr;
  }

  .support-contact-actions {
    justify-self: stretch;
    max-width: none;
  }

  .release-toolbar {
    align-items: start;
    flex-direction: column;
  }

  .faq-layout {
    grid-template-columns: 1fr;
  }

  body[data-page="faq"] .faq-sidebar {
    display: none;
  }

  .faq-sidebar {
    position: static;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }

  .faq-sidebar h2 {
    grid-column: 1 / -1;
  }

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

  .support-media {
    min-height: 360px;
  }

  .hero-network-art {
    object-position: 60% 68%;
    opacity: 0.90;
  }

  .platform-detail-hero {
    min-height: 300px;
    padding: 30px 0;
  }
}

@media (max-width: 760px) {
  body {
    padding: 0;
    overflow-x: hidden;
  }

  .site-header,
  main,
  .site-footer {
    overflow-x: clip;
    width: 100%;
    max-width: 100%;
  }

  .hero,
  .support-section,
  .contacts-section,
  .platform-detail-hero,
  .platform-detail-page,
  .faq-hero,
  .faq-page,
  .not-found-hero {
    overflow-x: clip;
  }

  .site-header {
    top: 0;
  }

  .container {
    width: calc(100% - 24px);
    max-width: var(--container);
    min-width: 0;
  }

  .header-inner {
    align-items: center;
    flex-direction: row;
    justify-content: space-between;
    gap: 8px;
    min-height: auto;
    padding: 14px 0;
  }

  body[data-page="platform-detail"] .header-inner {
    min-height: auto;
  }

  .header-actions {
    align-items: center;
    flex-direction: row;
    justify-content: flex-end;
    gap: 0;
    min-width: 0;
  }

  .brand-logo {
    width: clamp(104px, 32vw, 134px);
  }

  .header-support-link {
    min-height: 34px;
    padding: 0 9px;
    font-size: clamp(10px, 2.55vw, 13px);
    max-width: calc(100vw - 162px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .hero {
    align-items: flex-start;
    min-height: 500px;
    padding: 56px 0 20px;
    background: linear-gradient(180deg, #061d33 0%, #0b3458 72%, #0e5a92 100%);
  }

  .hero::after {
    background:
      linear-gradient(180deg, rgba(5, 26, 47, 0.92) 0%, rgba(5, 26, 47, 0.70) 48%, rgba(5, 26, 47, 0.30) 100%),
      linear-gradient(90deg, rgba(5, 26, 47, 0.86) 0%, rgba(5, 26, 47, 0.52) 64%, rgba(5, 26, 47, 0.22) 100%);
  }

  .hero-network-art {
    inset: 0;
    width: 100%;
    height: 100%;
    object-position: 72% 66%;
    opacity: 0.90;
  }

  .hero-copy h1 {
    font-size: clamp(27px, 7.4vw, 32px);
    text-align: center;
    text-wrap: balance;
    overflow-wrap: anywhere;
  }

  .hero-copy p {
    font-size: 15px;
    text-align: center;
    overflow-wrap: anywhere;
  }

  .download-panel {
    grid-template-columns: 1fr;
    gap: 20px;
    min-height: 0;
    padding: 21px 18px 22px;
  }

  .download-actions {
    justify-self: stretch;
    gap: 15px;
    width: 100%;
  }

  .button-download {
    width: 100%;
    min-height: 48px;
  }

  .hero-support-note {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px;
  }

  .hero-support-copy {
    gap: 4px;
  }

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

  .hero-support-copy p {
    font-size: 14px;
    line-height: 1.45;
  }

  .hero-support-link {
    justify-self: start;
    white-space: normal;
  }

  .detected-copy h2 {
    font-size: 22px;
  }

  .support-section,
  .contacts-section,
  .platform-detail-page,
  .faq-page {
    padding: 34px 0;
  }

  .not-found-hero {
    min-height: auto;
    padding: 42px 0;
    background: linear-gradient(180deg, #061d33 0%, #0b3458 72%, #0e5a92 100%);
  }

  .not-found-hero::after {
    background:
      linear-gradient(180deg, rgba(5, 26, 47, 0.88) 0%, rgba(5, 26, 47, 0.68) 54%, rgba(5, 26, 47, 0.36) 100%),
      linear-gradient(90deg, rgba(5, 26, 47, 0.70) 0%, rgba(5, 26, 47, 0.38) 100%);
  }

  .not-found-network-art {
    object-position: 62% 60%;
    opacity: 0.80;
  }

  .not-found-card {
    padding: 24px;
    text-align: center;
  }

  .not-found-card h1 {
    font-size: 34px;
  }

  .not-found-actions {
    display: grid;
  }

  .not-found-actions .button {
    width: 100%;
  }

  .platform-detail-hero {
    min-height: clamp(320px, 42svh, 380px);
    align-items: flex-start;
    padding: 32px 0 34px;
    background-position: 68% 58%;
  }

  .platform-detail-shell > * {
    max-width: 100%;
    min-width: 0;
  }

  .platform-detail-shell {
    gap: 16px;
  }

  .platform-detail-heading {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .platform-detail-heading h1 {
    font-size: clamp(24px, 6.2vw, 28px);
    line-height: 1.12;
    text-wrap: balance;
    overflow-wrap: anywhere;
  }

  .platform-detail-heading p {
    display: none;
  }

  .recommended-installer {
    grid-template-columns: 1fr;
    justify-self: stretch;
    width: 100%;
    gap: 16px;
    padding: 18px;
  }

  .recommended-installer .button {
    width: 100%;
    min-height: 56px;
  }

  .recommended-installer h2 {
    font-size: 20px;
    overflow-wrap: anywhere;
  }

  .recommended-installer .installer-meta {
    margin-top: 10px;
    line-height: 1.35;
    overflow-wrap: anywhere;
  }

  .platform-detail-page {
    padding: 26px 0 34px;
  }

  .release-toolbar {
    justify-content: start;
    margin-bottom: 12px;
  }

  .release-toolbar > * {
    min-width: 0;
  }

  .release-selector {
    width: min(140px, 100%);
  }

  .release-selector select {
    min-height: 46px;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-hero {
    min-height: 285px;
    align-items: flex-start;
    padding: 26px 0 28px;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-shell {
    gap: 14px;
    text-align: left;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .back-link {
    justify-self: start;
    text-align: left;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-heading {
    justify-items: start;
    text-align: left;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-heading p {
    display: block;
    max-width: 340px;
    margin: 8px 0 0;
    font-size: 14px;
    line-height: 1.45;
    overflow-wrap: anywhere;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-page {
    padding: 16px 0 28px;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-content {
    gap: 12px;
  }

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

  .installer-card {
    min-height: 0;
    padding: 18px;
  }

  .faq-hero {
    padding: 34px 0;
  }

  .faq-hero-copy,
  .faq-search {
    max-width: none;
  }

  .faq-hero-copy h1 {
    font-size: 30px;
    overflow-wrap: anywhere;
  }

  .faq-hero-copy p {
    font-size: 15px;
    overflow-wrap: anywhere;
  }

  .faq-search input {
    min-height: 52px;
    font-size: 15px;
  }

  body[data-page="faq"] .faq-hero {
    padding-bottom: 20px;
  }

  body[data-page="faq"] .faq-page {
    padding-top: 18px;
  }

  .mail-hero-background {
    width: 100%;
    height: 100%;
    opacity: 0.58;
    object-position: 70% center;
  }

  .mail-detail-hero::after {
    background:
      linear-gradient(180deg, rgba(5, 26, 47, 0.96) 0%, rgba(5, 26, 47, 0.86) 58%, rgba(5, 26, 47, 0.62) 100%),
      radial-gradient(circle at 62% 66%, rgba(56, 189, 248, 0.16), transparent 38%);
  }

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

  .faq-layout {
    gap: 20px;
    grid-template-columns: minmax(0, 1fr);
    width: min(calc(100% - 24px), var(--container));
    max-width: calc(100% - 24px);
    overflow: visible;
  }

  .faq-sidebar {
    display: flex;
    align-items: center;
    gap: 8px;
    overflow-x: auto;
    width: 100%;
    max-width: 100%;
    padding: 12px;
    border-radius: var(--radius-box);
    scrollbar-width: thin;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
  }

  .mail-support-page .faq-sidebar {
    position: static;
    display: flex;
    align-items: center;
    gap: 16px;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0 0 8px;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    scrollbar-color: var(--accent-lime) #edf5fc;
    scrollbar-width: thin;
  }

  .mail-support-page .faq-sidebar::after {
    content: none;
  }

  .mail-support-page .faq-sidebar::-webkit-scrollbar {
    display: block;
    height: 6px;
  }

  .mail-support-page .faq-sidebar::-webkit-scrollbar-track {
    margin: 0 12px;
    border-radius: 999px;
    background: #edf5fc;
  }

  .mail-support-page .faq-sidebar::-webkit-scrollbar-thumb {
    border: 1px solid #edf5fc;
    border-radius: 999px;
    background: var(--accent-lime);
  }

  .faq-sidebar h2 {
    flex: 0 0 auto;
    margin: 0 4px 0 0;
    font-size: 12px;
  }

  .faq-sidebar a {
    flex: 0 0 auto;
    padding: 9px 10px;
    white-space: nowrap;
    scroll-snap-align: start;
  }

  .faq-content {
    gap: 24px;
    width: 100%;
    max-width: 100%;
    overflow: visible;
  }

  .mail-detail-heading,
  .mail-recommendation {
    width: 100%;
    max-width: none;
  }

  .mail-detail-hero .back-link {
    margin-bottom: 4px;
  }

  .service-section {
    gap: 16px;
    padding: 18px;
    width: 100%;
    max-width: 100%;
    overflow: visible;
  }

  .service-header,
  .faq-answer,
  .faq-item > *,
  .protocol-card > *,
  .support-contact-card > *,
  .recommended-installer > *,
  .service-card > * {
    min-width: 0;
    max-width: 100%;
  }

  .service-header {
    width: 100%;
    overflow: visible;
  }

  .service-header h2 {
    font-size: 23px;
    max-width: 100%;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
    hyphens: auto;
  }

  .service-header p {
    max-width: none;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
    hyphens: auto;
  }

  .service-card {
    min-height: 0;
    padding: 20px;
  }

  .recommended-installer,
  .service-card,
  .service-section,
  .faq-item,
  .support-contact-card,
  .config-table-wrap,
  .not-found-card {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .protocol-card,
  .support-contact-card {
    padding: 18px;
  }

  .faq-item summary {
    padding: 16px;
    font-size: 16px;
    overflow-wrap: anywhere;
  }

  .faq-answer {
    padding: 16px;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .faq-content p,
  .faq-content li {
    text-align: left;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .mail-page .faq-layout,
  .mail-page .faq-content,
  .mail-page .service-section,
  .mail-page .service-header {
    min-width: 0;
    max-width: 100%;
  }

  .mail-page .service-header h2,
  .mail-page .service-header p,
  .mail-page .faq-answer,
  .mail-page .faq-answer li {
    max-width: 100%;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .mail-support-page {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  .mail-support-page .site-header,
  .mail-support-page main,
  .mail-support-page .site-footer,
  .mail-support-page .platform-detail-hero,
  .mail-support-page .faq-page,
  .mail-support-page .mail-page {
    width: 100%;
    max-width: 100%;
  }

  .mail-support-page .faq-page.mail-page {
    padding-top: 20px;
  }

  .mail-support-page .container,
  .mail-support-page .platform-detail-shell,
  .mail-support-page .faq-layout {
    width: auto;
    max-width: none;
    margin-right: 12px;
    margin-left: 12px;
  }

  .mail-support-page .platform-detail-shell,
  .mail-support-page .faq-content {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    min-width: 0;
  }

  .mail-support-page .faq-layout {
    display: block;
  }

  .mail-support-page .mail-nav-scroll {
    position: relative;
    width: 100%;
    max-width: 100%;
    margin-bottom: 20px;
    padding: 10px 12px 8px;
    border: 1px solid var(--line);
    border-radius: var(--radius-box);
    background: rgba(255, 255, 255, 0.97);
    box-shadow: 0 12px 28px rgba(16, 46, 78, 0.05);
  }

  .mail-support-page .mail-nav-scroll::after {
    content: none;
  }

  .mail-support-page .mail-nav-scroll::before {
    content: none;
  }

  .mail-support-page .faq-sidebar,
  .mail-support-page .service-section,
  .mail-support-page .service-header,
  .mail-support-page .faq-accordion,
  .mail-support-page .faq-item,
  .mail-support-page .faq-answer,
  .mail-support-page .protocol-grid,
  .mail-support-page .protocol-card,
  .mail-support-page .config-table-wrap,
  .mail-support-page .config-table-scroll,
  .mail-support-page .support-contact-card {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .mail-support-page .faq-sidebar h2 {
    display: none;
  }

  .mail-support-page .faq-sidebar a {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    min-height: 28px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--muted);
    font-size: 13px;
    font-weight: 850;
    line-height: 1.2;
    text-align: center;
    white-space: nowrap;
    scroll-snap-align: start;
  }

  .mail-support-page .faq-sidebar a:hover {
    color: var(--blue);
    background: transparent;
  }

  .mail-support-page .service-section {
    display: block;
    padding: 18px;
    overflow: visible;
  }

  .mail-support-page .service-section + .service-section,
  .mail-support-page .service-section + .faq-section,
  .mail-support-page .faq-section + .faq-section {
    margin-top: 24px;
  }

  .mail-support-page .service-header h2,
  .mail-support-page .service-header p,
  .mail-support-page .faq-answer,
  .mail-support-page .faq-answer li,
  .mail-support-page .protocol-card p,
  .mail-support-page .support-contact-card p {
    display: block;
    width: 100%;
    max-width: 100%;
    overflow: visible;
    white-space: normal;
    overflow-wrap: break-word;
    word-break: normal;
  }

  .mail-support-page .faq-answer ol {
    padding-left: 24px;
    list-style-position: outside;
  }

  .mail-support-page .faq-answer ol > li {
    display: list-item;
    padding-left: 2px;
  }

  .mail-support-page .service-header a,
  .mail-support-page .faq-answer a {
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .installer-help-actions,
  .faq-content .installer-help-actions {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
  }

  .installer-help-actions .button,
  .faq-content .button {
    width: 100%;
  }

  .support-media {
    min-height: 280px;
  }

  .support-grid,
  .support-media,
  .support-copy {
    width: 100%;
    max-width: 100%;
  }

  .support-copy h2 {
    font-size: 24px;
  }

  .contacts-panel {
    padding: 18px;
  }

  .contact-list {
    grid-template-columns: 1fr;
  }

  .customer-area-card {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 18px;
  }

  .customer-area-button {
    width: 100%;
    white-space: normal;
  }

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

  .footer-bottom {
    display: grid;
  }
}

@media (max-width: 560px) {
  .support-contact-actions .support-direct-actions {
    grid-template-columns: 1fr;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-hero {
    min-height: 262px;
    padding: 30px 0 24px;
    background-position: 64% 56%;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-shell {
    width: auto;
    max-width: none;
    gap: 13px;
    margin-right: 7px;
    margin-left: 14px;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-heading {
    margin-top: 9px;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-heading h1 {
    font-size: clamp(26px, 6.6vw, 29px);
    line-height: 1.1;
    text-wrap: normal;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) .platform-detail-heading p {
    max-width: 100%;
    margin-top: 10px;
    font-size: 15px;
    line-height: 1.42;
  }

  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) a.installer-card .installer-meta,
  body[data-page="platform-detail"]:has(.release-toolbar[hidden]) a.installer-card .installer-action {
    display: none;
  }
}