:root {
  --background: #050b14;
  --background-alt: #08111e;
  --surface: rgba(15, 28, 46, 0.76);
  --surface-strong: #0c1929;
  --surface-soft: rgba(19, 37, 60, 0.62);
  --border: rgba(139, 184, 224, 0.14);
  --border-strong: rgba(83, 196, 255, 0.28);

  --text: #f4f8fc;
  --text-soft: #bdc9d8;
  --text-muted: #8292a8;

  --primary: #37bfff;
  --primary-bright: #63d3ff;
  --secondary: #32e0c4;
  --success: #45e59c;
  --warning: #ffcc66;
  --danger: #ff6b7a;

  --gradient:
    linear-gradient(135deg, var(--primary-bright), var(--secondary));

  --shadow:
    0 24px 80px rgba(0, 0, 0, 0.36);

  --shadow-blue:
    0 20px 70px rgba(28, 169, 255, 0.16);

  --radius-small: 12px;
  --radius-medium: 20px;
  --radius-large: 30px;

  --container: 1180px;
  --header-height: 76px;
}

/* Reset */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 28px);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(
      circle at 85% 8%,
      rgba(45, 184, 255, 0.1),
      transparent 25%
    ),
    radial-gradient(
      circle at 12% 28%,
      rgba(43, 224, 196, 0.06),
      transparent 24%
    ),
    var(--background);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

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

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

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

h1,
h2,
h3 {
  line-height: 1.12;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 780px;
  margin-bottom: 26px;
  font-size: clamp(3rem, 6vw, 5.8rem);
  font-weight: 800;
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  font-weight: 760;
}

h3 {
  margin-bottom: 13px;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

p {
  color: var(--text-soft);
}

svg {
  display: block;
}

::selection {
  color: #021018;
  background: var(--primary-bright);
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 1000;
  padding: 10px 16px;
  color: #00131d;
  background: var(--primary-bright);
  border-radius: 8px;
  transform: translateY(-160%);
}

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

.page-container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.narrow-container {
  max-width: 880px;
  text-align: center;
}

.section {
  position: relative;
  padding: 110px 0;
}

.section-label {
  margin-bottom: 18px;
  color: var(--primary-bright);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.section-lead {
  max-width: 780px;
  margin: 0 auto;
  color: var(--text-soft);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.gradient-text {
  color: transparent;
  background: var(--gradient);
  background-clip: text;
  -webkit-background-clip: text;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(5, 11, 20, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.055);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
}

.nav-container {
  display: flex;
  width: min(calc(100% - 40px), var(--container));
  height: 100%;
  margin-inline: auto;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

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

.brand-logo {
  width: auto;
  max-width: 150px;
  height: 38px;
  object-fit: contain;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-left: auto;
}

.desktop-nav a {
  color: var(--text-soft);
  font-size: 0.91rem;
  font-weight: 570;
  transition:
    color 160ms ease,
    transform 160ms ease;
}

.desktop-nav a:hover {
  color: var(--text);
  transform: translateY(-1px);
}

/* Buttons */

.button {
  display: inline-flex;
  min-height: 48px;
  padding: 0 22px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-size: 0.94rem;
  font-weight: 720;
  line-height: 1;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

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

.button:focus-visible,
.desktop-nav a:focus-visible,
.text-link:focus-visible,
.site-footer a:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(87, 205, 255, 0.6);
  outline-offset: 4px;
}

.button-primary {
  color: #031019;
  background: var(--gradient);
  box-shadow:
    0 10px 35px rgba(43, 190, 255, 0.2),
    inset 0 1px rgba(255, 255, 255, 0.34);
}

.button-primary:hover {
  box-shadow:
    0 15px 45px rgba(43, 190, 255, 0.3),
    inset 0 1px rgba(255, 255, 255, 0.34);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.035);
  border-color: var(--border);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.04);
}

.button-secondary:hover {
  background: rgba(255, 255, 255, 0.065);
  border-color: var(--border-strong);
}

.button-small {
  min-height: 42px;
  padding-inline: 18px;
  border-radius: 11px;
  font-size: 0.87rem;
}

.button-large {
  min-height: 56px;
  padding-inline: 26px;
  border-radius: 15px;
}

.button-icon {
  width: 21px;
  height: 21px;
}

/* Hero */

.hero {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  padding: 105px 0 90px;
  overflow: hidden;
}

.hero::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image:
    linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 85%);
}

.hero-glow {
  position: absolute;
  border-radius: 999px;
  filter: blur(40px);
  pointer-events: none;
}

.hero-glow-one {
  top: 8%;
  right: -9%;
  width: 540px;
  height: 540px;
  background: rgba(39, 174, 255, 0.13);
}

.hero-glow-two {
  bottom: -10%;
  left: -15%;
  width: 480px;
  height: 480px;
  background: rgba(35, 222, 192, 0.075);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(370px, 0.92fr);
  align-items: center;
  gap: 70px;
}

.hero-copy {
  padding-top: 15px;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 30px;
  padding: 9px 14px;
  align-items: center;
  gap: 9px;
  color: #cceeff;
  background: rgba(33, 175, 244, 0.085);
  border: 1px solid rgba(72, 197, 255, 0.17);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.status-dot {
  width: 7px;
  height: 7px;
  background: var(--success);
  border-radius: 999px;
  box-shadow: 0 0 16px var(--success);
}

.hero-description {
  max-width: 680px;
  margin-bottom: 34px;
  color: var(--text-soft);
  font-size: clamp(1.08rem, 2vw, 1.28rem);
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 34px;
}

.hero-benefits span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 570;
}

.hero-benefits svg {
  width: 16px;
  color: var(--success);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image-shell {
  position: relative;
  width: min(100%, 480px);
  padding: 18px;
  background:
    linear-gradient(
      145deg,
      rgba(29, 56, 84, 0.88),
      rgba(8, 18, 31, 0.92)
    );
  border: 1px solid rgba(125, 203, 255, 0.2);
  border-radius: 32px;
  box-shadow:
    0 50px 120px rgba(0, 0, 0, 0.46),
    0 20px 70px rgba(37, 170, 255, 0.13),
    inset 0 1px rgba(255, 255, 255, 0.08);
  transform: perspective(1100px) rotateY(-4deg) rotateX(1deg);
}

.hero-image-shell::before {
  position: absolute;
  inset: -1px;
  z-index: -1;
  content: "";
  background: linear-gradient(
    135deg,
    rgba(70, 202, 255, 0.32),
    transparent 36%,
    rgba(38, 226, 195, 0.16)
  );
  border-radius: inherit;
  filter: blur(20px);
  opacity: 0.65;
}

.visual-status-bar {
  display: flex;
  padding: 5px 4px 16px;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 650;
}

.visual-status-live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #c6fbe2;
}

.pulse-dot {
  position: relative;
  width: 7px;
  height: 7px;
  background: var(--success);
  border-radius: 50%;
}

.pulse-dot::after {
  position: absolute;
  inset: -4px;
  content: "";
  border: 1px solid var(--success);
  border-radius: inherit;
  animation: pulse 1.8s infinite;
}

.hero-app-image {
  width: 100%;
  max-height: 670px;
  object-fit: contain;
  border-radius: 20px;
}

.floating-card {
  position: absolute;
  z-index: 3;
  display: flex;
  min-width: 185px;
  padding: 13px 15px;
  align-items: center;
  gap: 11px;
  background: rgba(10, 23, 38, 0.93);
  border: 1px solid rgba(117, 195, 238, 0.19);
  border-radius: 15px;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.36);
  backdrop-filter: blur(18px);
}

.floating-card strong,
.floating-card small {
  display: block;
}

.floating-card strong {
  margin-bottom: 2px;
  font-size: 0.8rem;
}

.floating-card small {
  color: var(--text-muted);
  font-size: 0.68rem;
}

.floating-card-left {
  bottom: 18%;
  left: -78px;
}

.floating-card-right {
  top: 20%;
  right: -75px;
}

.floating-icon {
  display: grid;
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 10px;
}

.online-icon {
  background: rgba(69, 229, 156, 0.12);
}

.online-icon::before {
  width: 9px;
  height: 9px;
  content: "";
  background: var(--success);
  border-radius: 999px;
  box-shadow: 0 0 12px rgba(69, 229, 156, 0.7);
}

.alert-icon {
  color: var(--warning);
  background: rgba(255, 204, 102, 0.11);
  font-size: 0.9rem;
  font-weight: 800;
}

/* Value strip */

.value-strip {
  border-block: 1px solid rgba(255, 255, 255, 0.055);
  background: rgba(255, 255, 255, 0.018);
}

.value-strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.value-strip-grid div {
  padding: 27px 30px;
  border-right: 1px solid rgba(255, 255, 255, 0.055);
}

.value-strip-grid div:first-child {
  padding-left: 0;
}

.value-strip-grid div:last-child {
  padding-right: 0;
  border-right: 0;
}

.value-strip-grid strong,
.value-strip-grid span {
  display: block;
}

.value-strip-grid strong {
  margin-bottom: 3px;
  color: var(--text);
  font-size: 0.93rem;
}

.value-strip-grid span {
  color: var(--text-muted);
  font-size: 0.78rem;
}

/* Intro */

.section-intro {
  padding-bottom: 75px;
}

.section-intro h2 {
  max-width: 840px;
  margin-inline: auto;
}

/* Section headings */

.section-heading {
  display: grid;
  margin-bottom: 50px;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.65fr);
  align-items: end;
  gap: 50px;
}

.section-heading h2 {
  max-width: 700px;
  margin-bottom: 0;
}

.section-heading > p {
  margin: 0 0 7px;
}

.centered-heading {
  max-width: 780px;
  margin: 0 auto 58px;
  text-align: center;
}

.centered-heading p {
  max-width: 650px;
  margin-inline: auto;
  font-size: 1.06rem;
}

/* Feature grid */

.features-section {
  padding-top: 70px;
}

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

.feature-card {
  position: relative;
  min-height: 260px;
  padding: 29px;
  overflow: hidden;
  background:
    linear-gradient(
      150deg,
      rgba(17, 34, 55, 0.82),
      rgba(8, 18, 31, 0.83)
    );
  border: 1px solid var(--border);
  border-radius: var(--radius-medium);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.035);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.feature-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-blue);
  transform: translateY(-4px);
}

.feature-card::after {
  position: absolute;
  top: -80px;
  right: -80px;
  width: 160px;
  height: 160px;
  content: "";
  background: rgba(38, 181, 255, 0.07);
  border-radius: 999px;
  filter: blur(25px);
}

.feature-card-large {
  display: grid;
  min-height: 540px;
  grid-row: span 2;
}

.feature-icon {
  display: grid;
  width: 47px;
  height: 47px;
  margin-bottom: 25px;
  place-items: center;
  color: var(--primary-bright);
  background: rgba(50, 185, 255, 0.09);
  border: 1px solid rgba(78, 200, 255, 0.15);
  border-radius: 14px;
}

.feature-icon svg {
  width: 24px;
  height: 24px;
}

.feature-card p {
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 0.94rem;
}

.feature-preview {
  align-self: end;
  margin: 28px -12px -70px;
  padding: 15px;
  background: rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 22px 22px 0 0;
  box-shadow: 0 -10px 45px rgba(0, 0, 0, 0.25);
}

.feature-preview img {
  width: 100%;
  max-height: 380px;
  object-fit: contain;
  object-position: top;
  border-radius: 14px 14px 0 0;
}

/* Monitoring showcase */

.monitoring-showcase {
  overflow: hidden;
  background:
    radial-gradient(
      circle at 20% 50%,
      rgba(39, 175, 255, 0.09),
      transparent 32%
    ),
    var(--background-alt);
  border-block: 1px solid rgba(255, 255, 255, 0.045);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1fr);
  align-items: center;
  gap: 100px;
}

.showcase-image {
  display: flex;
  justify-content: center;
}

.phone-panel {
  width: min(100%, 410px);
  padding: 18px;
  background:
    linear-gradient(
      145deg,
      rgba(28, 55, 82, 0.72),
      rgba(8, 18, 30, 0.92)
    );
  border: 1px solid rgba(110, 195, 244, 0.18);
  border-radius: 30px;
  box-shadow: var(--shadow);
  transform: rotate(-2deg);
}

.phone-panel img {
  width: 100%;
  max-height: 650px;
  object-fit: contain;
  border-radius: 18px;
}

.showcase-copy {
  max-width: 590px;
}

.showcase-copy p {
  font-size: 1.05rem;
}

.check-list {
  display: grid;
  margin: 31px 0 0;
  padding: 0;
  gap: 15px;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 32px;
  color: var(--text-soft);
}

.check-list li::before {
  position: absolute;
  top: 0.18em;
  left: 0;
  display: grid;
  width: 21px;
  height: 21px;
  content: "✓";
  place-items: center;
  color: #04150e;
  background: var(--success);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 900;
}

/* Use cases */

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

.use-case-card {
  position: relative;
  min-height: 225px;
  padding: 29px;
  background: rgba(12, 25, 42, 0.67);
  border: 1px solid var(--border);
  border-radius: var(--radius-medium);
  transition:
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.use-case-card:hover {
  background: rgba(17, 35, 57, 0.82);
  border-color: var(--border-strong);
  transform: translateY(-4px);
}

.use-case-number {
  display: block;
  margin-bottom: 36px;
  color: var(--primary);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
}

.use-case-card p {
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* No-server panel */

.no-server-section {
  padding-top: 40px;
}

.no-server-panel {
  display: grid;
  min-height: 460px;
  padding: 62px;
  grid-template-columns: 0.85fr 1fr;
  align-items: center;
  gap: 75px;
  overflow: hidden;
  background:
    radial-gradient(
      circle at 20% 50%,
      rgba(53, 197, 255, 0.13),
      transparent 32%
    ),
    linear-gradient(
      135deg,
      rgba(16, 36, 59, 0.92),
      rgba(7, 17, 29, 0.94)
    );
  border: 1px solid rgba(80, 191, 247, 0.2);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow);
}

.no-server-visual {
  position: relative;
  min-height: 300px;
}

.network-node {
  position: absolute;
  z-index: 2;
  display: grid;
  width: 74px;
  height: 74px;
  place-items: center;
  color: var(--text);
  background: rgba(12, 29, 47, 0.95);
  border: 1px solid rgba(90, 203, 255, 0.27);
  border-radius: 22px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
  font-weight: 750;
}

.phone-node {
  top: 50%;
  left: 50%;
  width: 106px;
  height: 106px;
  color: var(--primary-bright);
  border-color: rgba(76, 205, 255, 0.48);
  border-radius: 30px;
  box-shadow:
    0 0 0 12px rgba(53, 190, 255, 0.05),
    0 20px 55px rgba(0, 0, 0, 0.35);
  transform: translate(-50%, -50%);
}

.phone-node svg {
  width: 50px;
  height: 50px;
}

.node-one {
  top: 5px;
  left: 10px;
}

.node-two {
  right: 6px;
  bottom: 5px;
}

.node-three {
  top: 15px;
  right: 12px;
}

.network-line {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 1;
  width: 145px;
  height: 1px;
  background:
    linear-gradient(
      90deg,
      rgba(55, 191, 255, 0.1),
      rgba(55, 191, 255, 0.75)
    );
  transform-origin: left center;
}

.line-one {
  transform: rotate(-137deg);
}

.line-two {
  transform: rotate(-41deg);
}

.line-three {
  transform: rotate(38deg);
}

.no-server-copy p {
  font-size: 1.05rem;
}

.fine-print {
  margin-top: 22px;
  padding-top: 21px;
  color: var(--text-muted) !important;
  border-top: 1px solid var(--border);
  font-size: 0.79rem !important;
}

/* Screenshots */

.screenshots-section {
  overflow: hidden;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: start;
  gap: 21px;
}

.screenshot-card {
  margin: 0;
  padding: 13px;
  background:
    linear-gradient(
      150deg,
      rgba(19, 39, 63, 0.82),
      rgba(7, 16, 28, 0.9)
    );
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: 0 22px 55px rgba(0, 0, 0, 0.28);
}

.screenshot-card-raised {
  margin-top: 42px;
}

.screenshot-card img {
  width: 100%;
  max-height: 570px;
  object-fit: contain;
  background: rgba(0, 0, 0, 0.12);
  border-radius: 16px;
}

.screenshot-card figcaption {
  padding: 18px 8px 8px;
}

.screenshot-card strong,
.screenshot-card span {
  display: block;
}

.screenshot-card strong {
  margin-bottom: 3px;
  font-size: 0.88rem;
}

.screenshot-card span {
  color: var(--text-muted);
  font-size: 0.74rem;
}

/* Video */

.video-section {
  background: var(--background-alt);
  border-block: 1px solid rgba(255, 255, 255, 0.045);
}

.video-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.65fr) minmax(0, 1fr);
  align-items: center;
  gap: 75px;
}

.video-copy p {
  font-size: 1.02rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--primary-bright);
  font-weight: 720;
}

.text-link span {
  transition: transform 170ms ease;
}

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

.video-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #000;
  border: 1px solid rgba(108, 199, 248, 0.2);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Steps */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.step-card {
  position: relative;
  padding: 34px;
  background: rgba(11, 24, 40, 0.7);
  border: 1px solid var(--border);
  border-radius: var(--radius-medium);
}

.step-card:not(:last-child)::after {
  position: absolute;
  top: 58px;
  right: -22px;
  z-index: 2;
  width: 42px;
  height: 1px;
  content: "";
  background:
    linear-gradient(
      90deg,
      var(--primary),
      rgba(55, 191, 255, 0.05)
    );
}

.step-number {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 30px;
  place-items: center;
  color: #031118;
  background: var(--gradient);
  border-radius: 13px;
  font-weight: 850;
}

.step-card p {
  margin: 0;
  color: var(--text-muted);
}

/* FAQ */

.faq-section {
  background:
    radial-gradient(
      circle at 85% 20%,
      rgba(36, 186, 255, 0.08),
      transparent 25%
    ),
    var(--background-alt);
  border-block: 1px solid rgba(255, 255, 255, 0.045);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.65fr) minmax(0, 1fr);
  align-items: start;
  gap: 85px;
}

.faq-heading {
  position: sticky;
  top: calc(var(--header-height) + 40px);
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  overflow: hidden;
  background: rgba(13, 28, 46, 0.73);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: border-color 170ms ease;
}

.faq-list details[open] {
  border-color: var(--border-strong);
}

.faq-list summary {
  position: relative;
  padding: 22px 55px 22px 23px;
  cursor: pointer;
  color: var(--text);
  font-weight: 680;
  list-style: none;
}

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

.faq-list summary::after {
  position: absolute;
  top: 50%;
  right: 22px;
  width: 22px;
  height: 22px;
  content: "+";
  color: var(--primary-bright);
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 20px;
  text-align: center;
  transform: translateY(-50%);
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details p {
  margin: 0;
  padding: 0 23px 23px;
  color: var(--text-muted);
}

/* Comparison */

.comparison-panel {
  display: grid;
  padding: 55px;
  grid-template-columns: 0.7fr 1fr;
  gap: 70px;
  background: rgba(11, 24, 40, 0.68);
  border: 1px solid var(--border);
  border-radius: var(--radius-large);
}

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

.comparison-column {
  padding: 27px;
  background: rgba(27, 56, 84, 0.38);
  border: 1px solid rgba(83, 196, 255, 0.15);
  border-radius: 18px;
}

.muted-column {
  background: rgba(255, 255, 255, 0.018);
  border-color: rgba(255, 255, 255, 0.07);
}

.comparison-column ul {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 12px;
  list-style: none;
}

.comparison-column li {
  position: relative;
  padding-left: 22px;
  color: var(--text-soft);
  font-size: 0.88rem;
}

.comparison-column li::before {
  position: absolute;
  left: 0;
  color: var(--success);
  content: "•";
}

.muted-column li::before {
  color: var(--text-muted);
}

/* Download CTA */

.download-section {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
  text-align: center;
  background:
    linear-gradient(
      140deg,
      rgba(8, 27, 44, 0.96),
      rgba(7, 15, 27, 0.98)
    );
  border-top: 1px solid rgba(90, 196, 244, 0.11);
}

/* Articles */

.articles-promo {
  padding-block: 70px;
}

.article-promo-card {
  display: grid;
  padding: clamp(32px, 6vw, 58px);
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 48px;
  background:
    radial-gradient(circle at 85% 20%, rgba(50, 224, 196, 0.1), transparent 28%),
    linear-gradient(135deg, rgba(17, 39, 64, 0.94), rgba(7, 17, 29, 0.96));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow-blue);
}

.article-promo-card h2 {
  max-width: 760px;
  margin-bottom: 14px;
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.article-promo-card p {
  max-width: 720px;
  margin-bottom: 0;
}

.article-hero {
  padding: clamp(76px, 10vw, 130px) 0 clamp(62px, 8vw, 100px);
  background:
    radial-gradient(circle at 80% 20%, rgba(55, 191, 255, 0.15), transparent 30%),
    linear-gradient(145deg, rgba(10, 28, 48, 0.96), rgba(5, 11, 20, 0.98));
  border-bottom: 1px solid var(--border);
}

.article-hero-copy {
  min-width: 0;
  max-width: 930px;
}

.article-hero h1 {
  max-width: 930px;
  overflow-wrap: anywhere;
  font-size: clamp(2.8rem, 6vw, 5.2rem);
}

.article-dek {
  max-width: 780px;
  color: var(--text-soft);
  font-size: clamp(1.05rem, 2vw, 1.24rem);
}

.article-meta {
  display: flex;
  margin-top: 25px;
  flex-wrap: wrap;
  gap: 8px 22px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.breadcrumbs {
  display: flex;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.breadcrumbs a {
  color: var(--primary-bright);
}

.article-layout {
  display: grid;
  padding-block: clamp(70px, 9vw, 120px);
  grid-template-columns: minmax(0, 790px) 220px;
  justify-content: center;
  align-items: start;
  gap: clamp(45px, 7vw, 90px);
}

.article-body {
  min-width: 0;
  overflow-wrap: anywhere;
}

.article-body h2 {
  margin: 65px 0 20px;
  font-size: clamp(2rem, 4vw, 3rem);
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body h3 {
  margin-top: 30px;
}

.article-body a {
  color: var(--primary-bright);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: rgba(99, 211, 255, 0.35);
  text-underline-offset: 3px;
}

.article-summary,
.article-note {
  margin: 28px 0;
  padding: clamp(24px, 4vw, 34px);
  border-radius: var(--radius-medium);
}

.article-summary {
  background: rgba(55, 191, 255, 0.08);
  border: 1px solid var(--border-strong);
}

.article-note {
  background: rgba(50, 224, 196, 0.06);
  border: 1px solid rgba(50, 224, 196, 0.22);
}

.article-summary strong,
.article-note strong {
  display: block;
  margin-bottom: 8px;
  color: var(--primary-bright);
}

.article-summary p:last-child,
.article-note p:last-child {
  margin-bottom: 0;
}

.article-step {
  display: grid;
  margin: 50px 0 75px;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 340px);
  align-items: start;
  gap: clamp(30px, 6vw, 58px);
}

.article-step-copy h2 {
  margin-top: 8px;
}

.article-step > * {
  min-width: 0;
}

.step-label {
  color: var(--secondary);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.tutorial-figure {
  width: 100%;
  max-width: 340px;
  margin: 0 auto;
  padding: 12px;
  background: linear-gradient(145deg, rgba(21, 45, 72, 0.85), rgba(6, 15, 26, 0.95));
  border: 1px solid var(--border-strong);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.tutorial-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 1080 / 2340;
  object-fit: contain;
  border-radius: 15px;
}

.tutorial-figure figcaption {
  padding: 14px 5px 4px;
  color: var(--text-muted);
  font-size: 0.78rem;
  text-align: center;
}

.article-toc {
  position: sticky;
  top: calc(var(--header-height) + 30px);
  padding: 22px;
  background: rgba(12, 25, 41, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius-medium);
}

.article-toc strong {
  display: block;
  margin-bottom: 12px;
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.article-toc a {
  display: block;
  padding: 5px 0;
  color: var(--text-soft);
  font-size: 0.82rem;
}

.article-toc a:hover {
  color: var(--primary-bright);
}

.article-faq {
  display: grid;
  gap: 14px;
}

.article-faq section,
.article-card {
  padding: 27px;
  background: rgba(12, 25, 42, 0.67);
  border: 1px solid var(--border);
  border-radius: var(--radius-medium);
}

.article-faq h3,
.article-card h2 {
  margin-top: 0;
}

.article-faq p,
.article-card p {
  margin-bottom: 0;
}

.article-cta {
  margin-top: 65px;
  padding: clamp(32px, 6vw, 55px);
  text-align: center;
  background: linear-gradient(135deg, rgba(20, 54, 82, 0.9), rgba(7, 22, 36, 0.96));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-large);
}

.article-cta p {
  max-width: 600px;
  margin-inline: auto;
}

.articles-grid {
  display: grid;
  gap: 20px;
}

.article-card h2 {
  font-size: clamp(1.65rem, 3vw, 2.3rem);
}

.article-card .button {
  margin-top: 24px;
  color: var(--text);
  text-decoration: none;
}

.download-section::before {
  position: absolute;
  inset: 0;
  content: "";
  background-image:
    radial-gradient(
      circle at 50% 0,
      rgba(49, 197, 255, 0.13),
      transparent 42%
    );
}

.download-glow {
  position: absolute;
  bottom: -250px;
  left: 50%;
  width: 700px;
  height: 500px;
  background: rgba(37, 207, 189, 0.07);
  border-radius: 999px;
  filter: blur(80px);
  transform: translateX(-50%);
}

.download-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.download-logo {
  width: auto;
  max-width: 190px;
  height: 54px;
  margin: 0 auto 34px;
  object-fit: contain;
}

.download-content p {
  max-width: 600px;
  margin: 0 auto 35px;
  font-size: 1.08rem;
}

/* Footer */

.site-footer {
  padding: 70px 0 28px;
  background: #030810;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
  display: grid;
  padding-bottom: 55px;
  grid-template-columns: 1fr auto;
  gap: 70px;
}

.footer-logo {
  width: auto;
  max-width: 150px;
  height: 40px;
  margin-bottom: 18px;
  object-fit: contain;
}

.footer-brand p {
  max-width: 390px;
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(130px, 1fr));
  gap: 70px;
}

.footer-links > div {
  display: grid;
  align-content: start;
  gap: 11px;
}

.footer-links strong {
  margin-bottom: 5px;
  color: var(--text);
  font-size: 0.83rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.84rem;
  transition: color 150ms ease;
}

.footer-links a:hover {
  color: var(--primary-bright);
}

.footer-bottom {
  display: flex;
  padding-top: 25px;
  justify-content: space-between;
  gap: 20px;
  color: #65748a;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.72rem;
}

/* Animations */

@keyframes pulse {
  0% {
    opacity: 0.8;
    transform: scale(0.75);
  }

  70% {
    opacity: 0;
    transform: scale(1.75);
  }

  100% {
    opacity: 0;
  }
}

/* Responsive */

@media (max-width: 1100px) {
  .desktop-nav {
    gap: 21px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(340px, 0.75fr);
    gap: 35px;
  }

  .floating-card {
    display: none;
  }

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

  .feature-card-large {
    min-height: 430px;
    grid-row: auto;
  }

  .use-case-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .screenshot-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 760px;
    margin-inline: auto;
  }

  .screenshot-card-raised {
    margin-top: 0;
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 68px;
  }

  .desktop-nav {
    display: none;
  }

  .hero {
    padding-top: 75px;
  }

  .hero-grid,
  .split-layout,
  .video-layout,
  .faq-layout,
  .comparison-panel,
  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-toc {
    display: none;
  }

  .hero-grid {
    gap: 70px;
  }

  .hero-copy {
    text-align: center;
  }

  .hero-description {
    margin-inline: auto;
  }

  .hero-actions,
  .hero-benefits {
    justify-content: center;
  }

  .hero-image-shell {
    max-width: 430px;
    transform: none;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .section-heading > p {
    max-width: 580px;
  }

  .split-layout {
    gap: 65px;
  }

  .showcase-copy {
    max-width: 680px;
    margin-inline: auto;
  }

  .no-server-panel {
    padding: 50px 35px;
    grid-template-columns: 1fr;
    gap: 45px;
  }

  .no-server-visual {
    width: min(100%, 430px);
    margin-inline: auto;
  }

  .video-layout {
    gap: 45px;
  }

  .faq-layout {
    gap: 45px;
  }

  .faq-heading {
    position: static;
  }

  .comparison-panel {
    gap: 35px;
  }
}

@media (max-width: 700px) {
  .page-container {
    width: min(calc(100% - 28px), var(--container));
  }

  .section {
    padding: 80px 0;
  }

  h1 {
    font-size: clamp(2.65rem, 13vw, 4rem);
  }

  h2 {
    font-size: clamp(2rem, 9vw, 2.8rem);
  }

  .nav-container {
    width: calc(100% - 28px);
  }

  .brand-logo {
    max-width: 120px;
    height: 32px;
  }

  .site-header .button {
    min-height: 38px;
    padding-inline: 13px;
    font-size: 0.76rem;
  }

  .hero {
    min-height: auto;
    padding: 62px 0 76px;
  }

  .eyebrow {
    font-size: 0.68rem;
  }

  .hero-description {
    font-size: 1.02rem;
  }

  .hero-actions {
    flex-direction: column;
  }

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

  .hero-benefits {
    display: grid;
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 11px;
  }

  .hero-image-shell {
    padding: 12px;
    border-radius: 24px;
  }

  .value-strip-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .value-strip-grid div {
    padding: 20px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.055);
  }

  .value-strip-grid div:first-child {
    padding-left: 16px;
  }

  .value-strip-grid div:last-child {
    padding-right: 16px;
  }

  .value-strip-grid div:nth-child(2) {
    border-right: 0;
  }

  .value-strip-grid div:nth-child(3),
  .value-strip-grid div:nth-child(4) {
    border-bottom: 0;
  }

  .feature-grid,
  .use-case-grid,
  .steps-grid,
  .comparison-columns,
  .article-step,
  .article-promo-card {
    grid-template-columns: 1fr;
  }

  .article-step {
    margin-bottom: 65px;
  }

  .article-hero-copy,
  .article-layout,
  .article-body,
  .article-step-copy,
  .article-summary,
  .article-note {
    max-width: 100%;
  }

  .article-hero h1 {
    font-size: clamp(2.35rem, 12vw, 3.35rem);
  }

  .tutorial-figure {
    max-width: 320px;
  }

  .article-promo-card .button {
    width: 100%;
  }

  .feature-card {
    min-height: auto;
  }

  .feature-card-large {
    min-height: 470px;
  }

  .step-card:not(:last-child)::after {
    display: none;
  }

  .screenshot-grid {
    grid-template-columns: 1fr;
    max-width: 390px;
  }

  .no-server-panel {
    width: calc(100% - 20px);
    padding: 37px 22px;
  }

  .network-node {
    width: 62px;
    height: 62px;
  }

  .phone-node {
    width: 90px;
    height: 90px;
  }

  .comparison-panel {
    width: calc(100% - 20px);
    padding: 35px 22px;
  }

  .download-section {
    padding: 90px 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 45px;
  }

  .footer-links {
    gap: 30px;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@media (max-width: 420px) {
  .value-strip-grid {
    grid-template-columns: 1fr;
  }

  .value-strip-grid div,
  .value-strip-grid div:nth-child(3) {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.055);
  }

  .value-strip-grid div:last-child {
    border-bottom: 0;
  }

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

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

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