:root {
  --navy: #07172f;
  --navy-2: #0a1d3b;
  --ink: #0b1730;
  --muted: #5e6982;
  --line: #e7eaf2;
  --surface: #ffffff;
  --surface-soft: #f8f9ff;
  --blue: #268cff;
  --violet: #7135e7;
  --gradient: linear-gradient(115deg, #5b99ee 0%, #6987e7 28%, #8786e1 50%, #8273da 72%, #7453d8 100%);
  --logo-mask: url("assets/isall-mark-mask.png");
  --shadow: 0 18px 55px rgba(40, 70, 145, 0.10);
  --shadow-soft: 0 12px 34px rgba(40, 70, 145, 0.08);
  --radius: 24px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
}

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

button,
input {
  font: inherit;
}

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

:focus-visible {
  outline: 3px solid rgba(38, 140, 255, 0.38);
  outline-offset: 4px;
}

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

.svg-sprite {
  position: absolute;
  overflow: hidden;
}

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 999;
  transform: translateY(-160%);
  padding: 10px 14px;
  color: #fff;
  background: var(--navy);
  border-radius: 10px;
  transition: transform 160ms ease;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background-color 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(224, 228, 240, 0.9);
  box-shadow: 0 8px 24px rgba(21, 42, 89, 0.06);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.header-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.brand img {
  width: 52px;
  height: auto;
  object-fit: contain;
}

.brand-symbol {
  display: block;
  width: 52px;
  aspect-ratio: 1252 / 880;
  flex: 0 0 auto;
  background: var(--gradient);
  -webkit-mask: var(--logo-mask) center / contain no-repeat;
  mask: var(--logo-mask) center / contain no-repeat;
}


.brand-symbol-footer {
  width: 62px;
}

.brand-word {
  color: var(--ink);
  font-size: 22px;
  letter-spacing: -0.035em;
  line-height: 1;
}

.brand-word strong {
  font-weight: 760;
}

.brand-dot {
  color: #5d5ce9;
  font-weight: 800;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 14px;
  font-weight: 560;
}

.site-nav > a:not(.button) {
  position: relative;
  padding-block: 10px;
}

.site-nav > a:not(.button)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 4px;
  height: 2px;
  border-radius: 999px;
  background: var(--gradient);
  transition: right 180ms ease;
}

.site-nav > a:not(.button):hover::after,
.site-nav > a:not(.button):focus-visible::after {
  right: 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 28px;
  color: #fff;
  background: var(--gradient);
  border: 0;
  border-radius: 999px;
  box-shadow: 0 12px 26px rgba(79, 84, 235, 0.24);
  font-weight: 650;
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(79, 84, 235, 0.3);
  filter: saturate(1.06);
}

.button-small {
  min-height: 42px;
  padding-inline: 25px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-radius: 12px;
  cursor: pointer;
}

.menu-toggle svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

.menu-close {
  display: none;
}

.hero {
  position: relative;
  min-height: 700px;
  overflow: hidden;
  padding: 142px 0 70px;
  background:
    radial-gradient(circle at 50% 24%, rgba(75, 126, 247, 0.08), transparent 28%),
    linear-gradient(180deg, #fff 0%, #fbfbff 78%, #fff 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero-mark {
  width: 235px;
  height: auto;
  margin-bottom: 6px;
  filter: drop-shadow(0 20px 34px rgba(79, 88, 230, 0.12));
}

.hero-title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(50px, 6vw, 78px);
  font-weight: 430;
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.hero-title strong {
  font-weight: 780;
}

.hero-title span {
  color: #5d5ce9;
  font-weight: 800;
}

.hero-tagline {
  margin: 14px 0 6px;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 510;
  letter-spacing: -0.035em;
  line-height: 1.2;
}

.hero-copy {
  margin: 12px 0 24px;
  color: #4c5871;
  font-size: 17px;
  line-height: 1.5;
}

.hero-button {
  min-width: 208px;
}

.scroll-cue {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-top: 30px;
  color: #52607b;
  border-radius: 50%;
  animation: float 2.4s ease-in-out infinite;
}

.scroll-cue svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-glow {
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  filter: blur(26px);
  opacity: 0.6;
}

.hero-glow-left {
  left: -310px;
  bottom: -150px;
  background: radial-gradient(circle, rgba(49, 130, 255, 0.28), transparent 66%);
}

.hero-glow-right {
  right: -310px;
  bottom: -140px;
  background: radial-gradient(circle, rgba(117, 55, 232, 0.26), transparent 66%);
}

.wave-lines {
  position: absolute;
  bottom: 20px;
  width: 54vw;
  height: 300px;
  opacity: 0.5;
  background-image: url("assets/wave-lines.svg");
  background-repeat: no-repeat;
  background-size: 100% 100%;
  pointer-events: none;
}

.wave-lines-left {
  left: -8vw;
}

.wave-lines-right {
  right: -8vw;
  transform: scaleX(-1);
}

.products-section {
  position: relative;
  z-index: 5;
  margin-top: -54px;
  padding-bottom: 92px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid #e7eaf3;
  border-radius: 20px;
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.product-card {
  --product: #2b7fff;
  min-width: 0;
  padding: 22px 10px 20px;
  color: var(--product);
  text-align: center;
  transition: background-color 180ms ease, transform 180ms ease;
}

.product-card {
  border-left: 1px solid #e5e8f0;
  border-top: 1px solid #e5e8f0;
}

.product-card:nth-child(4n + 1) {
  border-left: 0;
}

.product-card:nth-child(-n + 4) {
  border-top: 0;
}

.product-card:hover {
  background: color-mix(in srgb, var(--product) 7%, white);
  transform: translateY(-2px);
}

.product-mark {
  display: block;
  width: 56px;
  aspect-ratio: 1252 / 880;
  margin: 0 auto 7px;
  background: var(--product);
  -webkit-mask: var(--logo-mask) center / contain no-repeat;
  mask: var(--logo-mask) center / contain no-repeat;
}

.product-card strong {
  display: block;
  color: var(--ink);
  font-size: 16px;
  font-weight: 690;
  line-height: 1.2;
}

.product-card span {
  display: block;
  margin-top: 3px;
  color: #59657b;
  font-size: 11px;
  line-height: 1.2;
}

.product-network { --product: #297dff; }
.product-pulse { --product: #6d4bf4; }
.product-health { --product: #31bb83; }
.product-mind { --product: #ff7a29; }
.product-finance { --product: #f83a70; }
.product-learn { --product: #ffb20c; }
.product-travel { --product: #1ea5df; }
.product-vault { --product: #8490a8; }
.product-work { --product: #0d7be8; }
.product-team { --product: #7a4ce8; }
.product-ops { --product: #00a7a7; }
.product-insight { --product: #a451e6; }

.connected-section {
  padding: 40px 0 120px;
}

.connected-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(520px, 1.2fr);
  align-items: center;
  gap: 48px;
}

.connected-copy {
  max-width: 400px;
  padding-left: 8px;
}

.eyebrow {
  margin: 0 0 12px;
  color: #5a64d9;
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.connected-copy h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(44px, 5vw, 66px);
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.connected-copy > p:not(.eyebrow) {
  margin: 28px 0 24px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #256eff;
  font-weight: 680;
}

.text-link svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 180ms ease;
}

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

.orbit-visual {
  position: relative;
  width: min(100%, 630px);
  aspect-ratio: 1.28;
  justify-self: end;
}

.orbit-glow {
  position: absolute;
  inset: 14% 8%;
  background: radial-gradient(circle, rgba(99, 86, 237, 0.16) 0%, rgba(56, 149, 255, 0.08) 42%, transparent 72%);
  filter: blur(18px);
}

.orbit-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 1px solid rgba(76, 119, 240, 0.28);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit-ring::before,
.orbit-ring::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid rgba(39, 134, 255, 0.4);
  box-shadow: 0 0 12px rgba(36, 133, 255, 0.5);
}

.orbit-ring-1 {
  width: 37%;
  height: 44%;
}

.orbit-ring-1::before { left: 12%; top: 22%; }
.orbit-ring-1::after { right: 8%; bottom: 26%; }

.orbit-ring-2 {
  width: 62%;
  height: 67%;
}

.orbit-ring-2::before { right: 18%; top: 5%; }
.orbit-ring-2::after { left: 6%; bottom: 24%; }

.orbit-ring-3 {
  width: 86%;
  height: 90%;
}

.orbit-ring-3::before { left: 31%; top: -3px; }
.orbit-ring-3::after { right: 23%; bottom: -3px; }

.orbit-core {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 74px;
  height: 74px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: var(--gradient);
  box-shadow: 0 20px 45px rgba(77, 79, 232, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.orbit-core::after {
  content: "";
  position: absolute;
  inset: -34px;
  border-radius: 50%;
  border: 1px solid rgba(85, 99, 236, 0.09);
  background: rgba(255, 255, 255, 0.4);
  z-index: -1;
}

.orbit-card {
  position: absolute;
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid #e8eaf4;
  border-radius: 15px;
  box-shadow: 0 14px 30px rgba(43, 73, 145, 0.13);
  animation: orbit-float 4s ease-in-out infinite;
}

.orbit-card svg {
  width: 30px;
  height: 30px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.orbit-card-people { left: 10%; top: 27%; color: #25b982; animation-delay: -0.7s; }
.orbit-card-heart { left: 28%; top: 7%; color: #674af2; animation-delay: -1.6s; }
.orbit-card-shield { right: 18%; top: 5%; color: #77849c; animation-delay: -2.2s; }
.orbit-card-plane { right: 2%; top: 34%; color: #159bf1; animation-delay: -0.2s; }
.orbit-card-book { right: 12%; bottom: 4%; color: #efa900; animation-delay: -1.1s; }
.orbit-card-chart { left: 35%; bottom: 1%; color: #ff7625; animation-delay: -2.7s; }
.orbit-card-wallet { left: 6%; bottom: 20%; color: #f33e73; animation-delay: -1.9s; }
.orbit-card-calendar { right: 27%; top: 30%; color: #7135e7; animation-delay: -3.2s; }

.contact-section {
  padding: 0 0 72px;
}

.contact-panel {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: center;
  gap: 48px;
  padding: 40px 48px;
  color: #fff;
  background:
    radial-gradient(circle at 90% 20%, rgba(255, 255, 255, 0.18), transparent 28%),
    linear-gradient(112deg, #237ff7 0%, #4d5af0 48%, #782ee5 100%);
  border-radius: 22px;
  box-shadow: 0 22px 48px rgba(73, 73, 226, 0.23);
}

.eyebrow-light {
  color: rgba(255, 255, 255, 0.72);
}

.contact-panel h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.035em;
}

.contact-panel > div > p:last-child {
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.82);
}

.notify-form {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  padding: 7px;
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 15px;
}

.notify-form input {
  min-width: 0;
  height: 50px;
  padding: 0 16px;
  color: #fff;
  background: transparent;
  border: 0;
  outline: 0;
}

.notify-form input::placeholder {
  color: rgba(255, 255, 255, 0.68);
}

.notify-form button {
  min-width: 132px;
  height: 50px;
  padding-inline: 20px;
  color: #5e39df;
  background: #fff;
  border: 0;
  border-radius: 11px;
  box-shadow: 0 8px 22px rgba(52, 29, 139, 0.2);
  font-weight: 720;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.notify-form button:hover {
  transform: translateY(-1px);
  box-shadow: 0 11px 26px rgba(52, 29, 139, 0.28);
}

.form-status {
  position: absolute;
  left: 8px;
  top: calc(100% + 8px);
  margin: 0;
  color: #fff;
  font-size: 13px;
}

.site-footer {
  color: rgba(255, 255, 255, 0.78);
  background:
    radial-gradient(circle at 13% 0%, rgba(44, 127, 255, 0.12), transparent 28%),
    linear-gradient(135deg, #061327 0%, #07182f 100%);
  padding: 58px 0 22px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
}

.brand-footer .brand-word {
  color: #fff;
}

.brand-footer img {
  width: 58px;
}

.footer-brand > p {
  margin: 10px 0 0 68px;
  color: #7e67f2;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
}

.footer-links h2 {
  margin: 0 0 14px;
  color: #fff;
  font-size: 13px;
  font-weight: 720;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-links a {
  display: block;
  width: fit-content;
  margin: 8px 0;
  font-size: 14px;
  transition: color 160ms ease;
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 46px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  font-size: 12px;
}

.footer-bottom p {
  margin: 0;
}

.footer-note {
  color: rgba(255, 255, 255, 0.42);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

@keyframes orbit-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

@media (max-width: 1040px) {
  .site-nav {
    gap: 22px;
  }

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

  .product-card:nth-child(4n + 1) {
    border-left: 1px solid #e5e8f0;
  }

  .product-card:nth-child(-n + 4) {
    border-top: 1px solid #e5e8f0;
  }

  .product-card:nth-child(3n + 1) {
    border-left: 0;
  }

  .product-card:nth-child(-n + 3) {
    border-top: 0;
  }

  .connected-grid {
    grid-template-columns: 0.82fr 1.18fr;
  }

  .orbit-card {
    width: 58px;
    height: 58px;
  }
}

@media (max-width: 820px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .header-inner {
    min-height: 72px;
  }

  .menu-toggle {
    display: inline-flex;
    position: relative;
    z-index: 2;
  }

  .menu-toggle[aria-expanded="true"] .menu-open {
    display: none;
  }

  .menu-toggle[aria-expanded="true"] .menu-close {
    display: block;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 8px;
    padding: 90px 28px 40px;
    background: rgba(255, 255, 255, 0.98);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 180ms ease, visibility 180ms ease, transform 180ms ease;
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav > a:not(.button) {
    padding: 13px 6px;
    font-size: 22px;
    text-align: center;
  }

  .site-nav .button {
    width: min(100%, 310px);
    margin: 12px auto 0;
  }

  .hero {
    min-height: 650px;
    padding-top: 120px;
  }

  .hero-mark {
    width: 205px;
  }

  .wave-lines {
    width: 72vw;
    height: 240px;
  }

  .products-section {
    margin-top: -42px;
    padding-bottom: 84px;
  }

  .connected-grid {
    grid-template-columns: 1fr;
    gap: 62px;
  }

  .connected-copy {
    max-width: 600px;
    padding-left: 0;
  }

  .orbit-visual {
    justify-self: center;
    width: min(100%, 620px);
  }

  .contact-panel {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(calc(100% - 24px), var(--container));
  }

  .brand img,
  .brand-symbol {
    width: 46px;
  }

  .brand-word {
    font-size: 20px;
  }

  .hero {
    min-height: 620px;
    padding: 110px 0 62px;
  }

  .hero-mark {
    width: 180px;
  }

  .hero-title {
    font-size: clamp(43px, 13vw, 60px);
  }

  .hero-tagline {
    font-size: 24px;
  }

  .hero-copy {
    font-size: 15px;
  }

  .wave-lines {
    bottom: 10px;
    width: 88vw;
    opacity: 0.34;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    border-radius: 17px;
  }

  .product-card,
  .product-card:nth-child(4n + 1),
  .product-card:nth-child(3n + 1),
  .product-card:nth-child(-n + 4),
  .product-card:nth-child(-n + 3) {
    border-left: 1px solid #e5e8f0;
    border-top: 1px solid #e5e8f0;
  }

  .product-card:nth-child(odd) {
    border-left: 0;
  }

  .product-card:nth-child(-n + 2) {
    border-top: 0;
  }

  .product-card {
    padding-block: 22px;
  }

  .product-mark {
    width: 56px;
  }

  .connected-section {
    padding-bottom: 84px;
  }

  .connected-copy h2 {
    font-size: 48px;
  }

  .connected-copy > p:not(.eyebrow) {
    font-size: 16px;
  }

  .orbit-visual {
    aspect-ratio: 1 / 1;
  }

  .orbit-ring-3 {
    width: 92%;
    height: 88%;
  }

  .orbit-card {
    width: 47px;
    height: 47px;
    border-radius: 12px;
  }

  .orbit-card svg {
    width: 23px;
    height: 23px;
  }

  .orbit-core {
    width: 58px;
    height: 58px;
  }

  .orbit-card-people { left: 1%; top: 27%; }
  .orbit-card-heart { left: 25%; top: 2%; }
  .orbit-card-shield { right: 12%; top: 3%; }
  .orbit-card-plane { right: 0; top: 35%; }
  .orbit-card-book { right: 9%; bottom: 3%; }
  .orbit-card-chart { left: 37%; bottom: 0; }
  .orbit-card-wallet { left: 1%; bottom: 18%; }
  .orbit-card-calendar { right: 27%; top: 30%; }

  .contact-section {
    padding-bottom: 46px;
  }

  .contact-panel {
    padding: 30px 22px 38px;
    border-radius: 18px;
  }

  .notify-form {
    grid-template-columns: 1fr;
    padding: 6px;
  }

  .notify-form input,
  .notify-form button {
    width: 100%;
  }

  .notify-form button {
    min-width: 0;
  }

  .footer-links {
    gap: 28px;
  }

  .footer-brand > p {
    margin-left: 0;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

@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;
  }
}