@charset "utf-8";
/* =========================================================================
   eSysVision · SMART GUIDE HUB
   AI · Smartphone · Education · Future
   ========================================================================= */

:root {
  --bg: #04060F;
  --bg-2: #070B18;
  --panel: #0A1020;
  --panel-2: #0D1528;
  --line: rgba(255, 255, 255, .09);
  --line-2: rgba(255, 255, 255, .16);
  --text: #EEF3FF;
  --text-2: #C2CBE4;
  --muted: #8A96B8;
  --muted-2: #667193;

  --cyan: #34E4F2;
  --blue: #4E7CFF;
  --violet: #9A6BFF;
  --amber: #FFB86B;

  --teal: #2BE0C4;
  --indigo: #7C8CFF;
  --coral: #FF8A6B;

  --wrap: 1240px;
  --font-display: "Black Han Sans", "Noto Sans KR", sans-serif;
  --font-body: "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --font-latin: "Space Grotesk", "Noto Sans KR", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.7;
  letter-spacing: -.01em;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ul { margin: 0; }
ul { padding: 0; list-style: none; }
button { font: inherit; color: inherit; }
::selection { background: var(--cyan); color: #021018; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 4px; border-radius: 8px; }

.wrap { width: min(100% - 48px, var(--wrap)); margin-inline: auto; }
.skip-link {
  position: fixed; left: 16px; top: -100px; z-index: 300;
  padding: 12px 18px; border-radius: 999px; background: var(--cyan); color: #021018;
  font-weight: 800; transition: top .2s ease;
}
.skip-link:focus { top: 14px; }

/* ---------------------------------------------------------------- ambient */
.grain {
  position: fixed; inset: 0; z-index: 3; pointer-events: none; opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}
.grid-bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(122, 156, 255, .075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(122, 156, 255, .075) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: radial-gradient(ellipse 75% 65% at 55% 35%, #000 10%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 55% 35%, #000 10%, transparent 78%);
}
.orb {
  position: absolute; border-radius: 50%; filter: blur(70px); pointer-events: none; z-index: 0;
  animation: orbFloat 18s ease-in-out infinite;
}
.orb--1 { width: 620px; height: 620px; right: -140px; top: -160px; background: radial-gradient(circle, rgba(78,124,255,.5), transparent 66%); }
.orb--2 { width: 520px; height: 520px; left: -160px; top: 240px; background: radial-gradient(circle, rgba(154,107,255,.28), transparent 68%); animation-delay: -6s; }
.orb--3 { width: 460px; height: 460px; right: 12%; bottom: -220px; background: radial-gradient(circle, rgba(52,228,242,.22), transparent 66%); animation-delay: -11s; }
@keyframes orbFloat {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(0, -32px, 0) scale(1.04); }
}

#net { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; opacity: .75; pointer-events: none; }

/* ---------------------------------------------------------------- nav */
.hubbar {
  position: fixed; inset: 0 0 auto; z-index: 90;
  height: 76px; display: flex; align-items: center; gap: 28px;
  padding: 0 max(24px, calc((100vw - var(--wrap)) / 2));
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
}
.hubbar.is-scrolled {
  background: rgba(4, 6, 15, .78);
  border-bottom-color: var(--line);
  backdrop-filter: blur(18px) saturate(1.3);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
}
.hub-brand { display: flex; align-items: center; gap: 11px; }
.hub-mark {
  position: relative; width: 38px; height: 38px; border-radius: 11px;
  display: grid; place-items: center; overflow: hidden;
  background: linear-gradient(145deg, #1B2C5C, #0A1020 70%);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.14), 0 0 24px rgba(78,124,255,.35);
}
.hub-mark::after {
  content: ""; position: absolute; inset: -40%;
  background: conic-gradient(from 0deg, transparent 0 70%, rgba(52,228,242,.9) 82%, transparent 100%);
  animation: spin 6s linear infinite;
}
.hub-mark span {
  position: relative; z-index: 1; width: 30px; height: 30px; border-radius: 8px;
  display: grid; place-items: center; background: #060A16;
  font-family: var(--font-display); font-size: 21px; color: #EAF3FF;
}
@keyframes spin { to { transform: rotate(360deg); } }
.hub-brand b { display: block; font-family: var(--font-latin); font-size: 15px; letter-spacing: -.02em; }
.hub-brand small { display: block; font-size: 9px; font-weight: 700; letter-spacing: .18em; color: var(--muted); margin-top: 2px; }
.hubnav { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.hubnav a {
  padding: 9px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
  color: var(--text-2); transition: background .2s ease, color .2s ease;
}
.hubnav a:hover { background: rgba(255,255,255,.06); color: #fff; }
.hubbar .home-link {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; border: 1px solid var(--line-2); border-radius: 999px;
  font-size: 12.5px; font-weight: 700; color: #E6ECFF;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}
.hubbar .home-link:hover { border-color: rgba(52,228,242,.6); background: rgba(52,228,242,.08); transform: translateY(-1px); }
.hubbar .home-link span { color: var(--cyan); }

/* ---------------------------------------------------------------- hero */
.hero { position: relative; padding: 168px 0 72px; overflow: hidden; isolation: isolate; }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; min-height: 680px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-latin); font-size: 10.5px; font-weight: 600;
  letter-spacing: .24em; color: #9FB4E4; text-transform: uppercase;
}
.eyebrow i {
  width: 6px; height: 6px; border-radius: 50%; background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(52,228,242,.14), 0 0 14px var(--cyan);
  animation: blink 2.6s ease-in-out infinite;
}
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: .35; } }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(56px, 7.4vw, 108px);
  font-weight: 400; line-height: .98; letter-spacing: -.045em;
  margin: 26px 0 28px;
}
.hero h1 .line { display: block; }
.hero h1 em {
  font-style: normal;
  background: linear-gradient(100deg, #7DE7F7 0%, #8FA6FF 55%, #C6A6FF 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 26px rgba(94, 160, 255, .25));
}
.hero h1 .grad {
  background: linear-gradient(100deg, #8FA6FF 0%, #C6A6FF 46%, #FFB0D0 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-lead { max-width: 540px; font-size: clamp(15px, 1.35vw, 17px); color: var(--text-2); line-height: 1.9; }
.hero-lead b { color: #fff; font-weight: 700; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 54px; padding: 0 26px; border-radius: 999px;
  font-size: 14px; font-weight: 800; letter-spacing: -.01em;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.btn--primary {
  color: #03121C;
  background: linear-gradient(100deg, #7DE7F7, #8FA6FF 60%, #C6A6FF);
  box-shadow: 0 18px 44px -18px rgba(95, 150, 255, .8), inset 0 1px 0 rgba(255,255,255,.5);
}
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 24px 54px -18px rgba(95, 150, 255, .95); }
.btn--ghost { border-color: var(--line-2); color: var(--text); background: rgba(255,255,255,.02); }
.btn--ghost:hover { border-color: rgba(52,228,242,.55); background: rgba(52,228,242,.06); transform: translateY(-3px); }
.btn span.arw { transition: transform .2s ease; }
.btn:hover span.arw { transform: translateX(3px); }

.hero-meta { display: flex; flex-wrap: wrap; gap: 26px; margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--line); }
.hero-meta li { display: flex; align-items: baseline; gap: 7px; }
.hero-meta b { font-family: var(--font-latin); font-size: 21px; font-weight: 700; letter-spacing: -.02em; color: #fff; }
.hero-meta span { font-size: 10.5px; font-weight: 700; letter-spacing: .1em; color: var(--muted); text-transform: uppercase; }

/* ---------------------------------------------------------------- stage */
.stage { position: relative; height: 640px; }
.stage-glow {
  position: absolute; inset: 4% -4%; z-index: 0;
  background:
    radial-gradient(closest-side at 50% 46%, rgba(78,124,255,.38), transparent 72%),
    radial-gradient(closest-side at 66% 70%, rgba(52,228,242,.16), transparent 70%);
  filter: blur(8px);
}
.orbit {
  position: absolute; left: 50%; top: 50%; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .09);
  transform: translate(-50%, -50%);
}
.orbit--1 { width: 600px; height: 600px; border-style: dashed; border-color: rgba(140, 170, 255, .18); animation: spin 90s linear infinite; }
.orbit--2 { width: 462px; height: 462px; border-color: rgba(52, 228, 242, .16); animation: spin 60s linear infinite reverse; }
.orbit--3 { width: 330px; height: 330px; border-color: rgba(198, 166, 255, .16); animation: spin 40s linear infinite; }
.orbit i {
  position: absolute; top: -3px; left: 50%; width: 6px; height: 6px; margin-left: -3px;
  border-radius: 50%; background: var(--cyan); box-shadow: 0 0 16px var(--cyan);
}
.orbit--2 i { background: var(--violet); box-shadow: 0 0 16px var(--violet); }
.orbit--3 i { background: var(--teal); box-shadow: 0 0 16px var(--teal); }

.shot {
  position: absolute; margin: 0; z-index: 1;
  border-radius: 14px; overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .16);
  background: #0A1020;
  box-shadow: 0 50px 100px -45px rgba(0, 0, 0, .95);
}
.shot img { width: 100%; height: auto; display: block; }
.shot figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  display: flex; align-items: center; gap: 7px;
  padding: 30px 12px 9px;
  background: linear-gradient(180deg, transparent, rgba(4, 6, 15, .9));
  font-family: var(--font-latin); font-size: 8.5px; font-weight: 500;
  letter-spacing: .12em; color: #C9D6F5;
}
.shot figcaption b {
  font-family: var(--font-body); font-size: 9px; font-weight: 800;
  letter-spacing: 0; color: var(--cyan);
}
.shot--1 { left: 0; top: 0; width: 300px; transform: rotate(-7deg); }
.shot--2 { right: 0; bottom: 0; width: 300px; transform: rotate(7deg); z-index: 2; }
.shot--3 {
  left: 50%; top: 50%; width: 470px; z-index: 3;
  transform: translate(-50%, -50%) rotate(-1.5deg);
  box-shadow: 0 60px 120px -40px #000, 0 0 70px rgba(78, 124, 255, .22);
}
.phone {
  position: absolute; left: 50%; top: 50%; z-index: 3;
  width: 252px; height: 512px; padding: 9px;
  transform: translate(-50%, -50%) rotate(-6deg);
  border-radius: 42px;
  background: linear-gradient(155deg, #33405F 0%, #0B1120 42%, #1B2740 100%);
  box-shadow:
    0 60px 120px -40px rgba(0, 0, 0, .95),
    0 0 0 1px rgba(255, 255, 255, .13),
    0 0 90px rgba(78, 124, 255, .3);
  animation: phoneFloat 7s ease-in-out infinite;
}
@keyframes phoneFloat {
  0%, 100% { transform: translate(-50%, -50%) rotate(-6deg) translateY(0); }
  50% { transform: translate(-50%, -50%) rotate(-5deg) translateY(-12px); }
}
.phone::before {
  content: ""; position: absolute; left: 50%; top: 16px; transform: translateX(-50%);
  width: 74px; height: 20px; border-radius: 999px; background: #05070E; z-index: 4;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.06);
}
.screen {
  position: relative; height: 100%; border-radius: 34px; overflow: hidden;
  background: linear-gradient(180deg, #0B1224 0%, #0E1830 55%, #0A1224 100%);
  padding: 40px 18px 18px; display: flex; flex-direction: column;
}
.screen::after {
  content: ""; position: absolute; left: 0; right: 0; height: 90px; top: -90px;
  background: linear-gradient(180deg, transparent, rgba(125, 231, 247, .16), transparent);
  animation: scan 6s ease-in-out infinite;
}
@keyframes scan { 0% { top: -20%; } 60%,100% { top: 110%; } }
.status { display: flex; justify-content: space-between; font-family: var(--font-latin); font-size: 9px; color: #9FB0D0; letter-spacing: .04em; }
.screen-orb {
  width: 96px; height: 96px; margin: 26px auto 16px; border-radius: 50%;
  display: grid; place-items: center;
  background:
    radial-gradient(circle at 34% 30%, #DFF8FF 0%, #7DE7F7 18%, #6C8BFF 48%, #7B4DFF 78%, #2A1B63 100%);
  box-shadow: 0 0 50px rgba(108, 139, 255, .55), inset -8px -10px 22px rgba(20, 8, 60, .5);
  font-family: var(--font-latin); font-size: 22px; font-weight: 700; color: #fff;
  animation: orbPulse 5s ease-in-out infinite;
}
@keyframes orbPulse { 0%,100% { box-shadow: 0 0 40px rgba(108,139,255,.45), inset -8px -10px 22px rgba(20,8,60,.5); } 50% { box-shadow: 0 0 66px rgba(125,231,247,.6), inset -8px -10px 22px rgba(20,8,60,.5); } }
.screen h4 { font-size: 12.5px; font-weight: 800; text-align: center; color: #EAF1FF; letter-spacing: -.02em; }
.screen .search {
  margin-top: 14px; display: flex; align-items: center; gap: 7px;
  padding: 9px 12px; border-radius: 999px; border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05); font-size: 8.5px; color: #93A5C8;
}
.screen .search i { width: 10px; height: 10px; border: 1.4px solid #7DE7F7; border-radius: 50%; position: relative; }
.screen .search i::after { content: ""; position: absolute; right: -3px; bottom: -2px; width: 5px; height: 1.4px; background: #7DE7F7; transform: rotate(45deg); }
.mini { margin-top: 9px; display: grid; gap: 6px; }
.mini div {
  display: flex; align-items: center; gap: 7px; padding: 7px 9px; border-radius: 9px;
  background: rgba(255,255,255,.045); border: 1px solid rgba(255,255,255,.06);
  font-size: 8.5px; color: #B9C6E2;
}
.mini div b { margin-left: auto; font-family: var(--font-latin); font-size: 8px; color: #7DE7F7; }
.dot { width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.dot.v { background: var(--violet); box-shadow: 0 0 8px var(--violet); }
.dot.a { background: var(--amber); box-shadow: 0 0 8px var(--amber); }
.screen .bottom { margin-top: auto; display: flex; align-items: center; justify-content: space-between; font-size: 7.5px; color: #7C8BAE; }
.screen .bottom span:first-child { color: #7DE7F7; }

.node {
  position: absolute; z-index: 5; display: flex; align-items: center; gap: 9px;
  padding: 9px 14px 9px 11px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.13); background: rgba(8, 13, 26, .74);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 18px 40px -24px #000;
  animation: nodeFloat 8s ease-in-out infinite;
}
.node i { width: 7px; height: 7px; border-radius: 50%; background: var(--c, var(--cyan)); box-shadow: 0 0 12px var(--c, var(--cyan)); }
.node b { display: block; font-size: 11.5px; font-weight: 800; color: #F1F6FF; letter-spacing: -.02em; }
.node small { display: block; font-family: var(--font-latin); font-size: 7.5px; letter-spacing: .14em; color: #7F8EAF; margin-top: 1px; }
.node--1 { left: -3%; top: 20%; --c: var(--teal); animation-delay: -1s; }
.node--2 { right: -5%; top: 14%; --c: var(--indigo); animation-delay: -3s; }
.node--3 { right: -1%; bottom: 16%; --c: var(--coral); animation-delay: -5s; }
@keyframes nodeFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.stage-cap {
  position: absolute; left: 50%; bottom: 2%; transform: translateX(-50%);
  font-family: var(--font-latin); font-size: 8.5px; letter-spacing: .3em;
  color: #6C7BA0; white-space: nowrap;
}
.stage-cap::before {
  content: ""; display: inline-block; width: 22px; height: 1px; background: #3A4A73;
  vertical-align: middle; margin-right: 10px;
}

.scroll-hint {
  position: relative; z-index: 2; display: flex; align-items: center; gap: 10px;
  width: max-content; margin: 8px auto 0;
  font-family: var(--font-latin); font-size: 9px; letter-spacing: .24em; color: #6E7EA4;
}
.scroll-hint::before {
  content: ""; width: 20px; height: 32px; border: 1px solid #38466B; border-radius: 12px;
  background: linear-gradient(180deg, transparent 20%, rgba(125,231,247,.7) 50%, transparent 80%);
  background-size: 100% 200%; animation: scrollDot 2.2s ease-in-out infinite;
}
@keyframes scrollDot { 0%,100% { background-position: 0 -100%; } 50% { background-position: 0 100%; } }

/* ---------------------------------------------------------------- marquee */
.marquee {
  position: relative; z-index: 2; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(8,12,24,.6), rgba(4,6,15,.2));
  overflow: hidden; padding: 15px 0;
}
.marquee-inner {
  display: flex; gap: 46px; width: max-content; white-space: nowrap;
  animation: marquee 38s linear infinite;
  font-family: var(--font-latin); font-size: 10px; font-weight: 500;
  letter-spacing: .3em; color: #6F7FA6;
}
.marquee-inner span { display: inline-flex; align-items: center; gap: 46px; }
.marquee-inner span::after { content: "◆"; font-size: 6px; color: var(--cyan); opacity: .8; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------------------------------------------------------------- section head */
.section { position: relative; padding: 120px 0; }
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 54px; }
.sec-kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-latin); font-size: 10px; font-weight: 600;
  letter-spacing: .26em; color: #7D8DB0;
}
.sec-kicker::before { content: ""; width: 26px; height: 1px; background: linear-gradient(90deg, var(--cyan), transparent); }
.sec-title {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(36px, 4.6vw, 62px); line-height: 1.06; letter-spacing: -.045em;
  margin-top: 16px;
}
.sec-title em {
  font-style: normal;
  background: linear-gradient(100deg, #7DE7F7, #9FB0FF 55%, #C6A6FF);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.sec-sub { max-width: 380px; margin-bottom: 8px; font-size: 13.5px; line-height: 1.85; color: var(--muted); }

/* ---------------------------------------------------------------- portals */
.portals { position: relative; overflow: hidden; }
.portals::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(680px 420px at 50% 0%, rgba(78,124,255,.12), transparent 70%);
}
.portal-grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.portal {
  --a: var(--teal); --a2: var(--blue);
  position: relative; display: flex; flex-direction: column;
  border: 1px solid var(--line); border-radius: 22px; overflow: hidden;
  background: linear-gradient(170deg, rgba(16,23,43,.9), rgba(8,12,24,.98));
  box-shadow: 0 30px 70px -40px #000;
  transform-style: preserve-3d;
  transition: border-color .3s ease, box-shadow .35s ease, transform .35s cubic-bezier(.2,.7,.3,1);
  will-change: transform;
}
.portal::after {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: radial-gradient(420px 320px at var(--mx, 50%) var(--my, 0%), color-mix(in srgb, var(--a) 18%, transparent), transparent 65%);
  opacity: 0; transition: opacity .35s ease;
}
.portal:hover { border-color: color-mix(in srgb, var(--a) 55%, transparent); box-shadow: 0 40px 90px -40px color-mix(in srgb, var(--a) 45%, #000); }
.portal:hover::after { opacity: 1; }
.portal-media { position: relative; overflow: hidden; aspect-ratio: 16 / 10; background: #0A1020; }
.portal-media img {
  width: 100%; height: 100%; object-fit: cover; object-position: center;
  filter: saturate(.98) brightness(.88);
  transition: transform .7s cubic-bezier(.2,.7,.3,1), filter .4s ease;
}
.portal:hover .portal-media img { transform: scale(1.035); filter: saturate(1.04) brightness(1); }
.portal-media::after {
  content: ""; position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(180deg, rgba(4,6,15,0) 46%, rgba(8,12,24,.62) 82%, #0A1020 100%);
  pointer-events: none;
}
.portal-media--device {
  display: grid; place-items: center;
  background:
    radial-gradient(80% 100% at 68% 46%, rgba(255, 138, 107, .2), transparent 62%),
    linear-gradient(180deg, #101A36, #080D1A);
}
.portal-media--device::after {
  background: linear-gradient(180deg, transparent 58%, rgba(8, 12, 24, .45) 100%);
}
.portal-media--device img {
  position: absolute; bottom: 12px; left: 50%;
  width: auto; height: clamp(150px, 14vw, 210px); max-width: 80%; object-fit: contain; filter: none;
  transform: translateX(-50%);
  border-radius: 20px;
  box-shadow: 0 26px 50px -22px rgba(0, 0, 0, .9), 0 0 40px rgba(255, 138, 107, .18);
}
.portal:hover .portal-media--device img { transform: translateX(-50%) scale(1.02); }
.portal-badge {
  position: absolute; left: 18px; top: 18px; z-index: 3;
  padding: 6px 11px; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--a) 45%, transparent);
  background: rgba(6,10,20,.72); backdrop-filter: blur(8px);
  font-family: var(--font-latin); font-size: 8.5px; font-weight: 700; letter-spacing: .18em;
  color: color-mix(in srgb, var(--a) 85%, #fff);
}
.portal-body { position: relative; z-index: 3; display: flex; flex-direction: column; flex: 1; padding: 24px 24px 22px; }
.portal-kicker { font-family: var(--font-latin); font-size: 8.5px; letter-spacing: .22em; color: var(--muted-2); }
.portal-body h3 {
  font-family: var(--font-display); font-weight: 400; font-size: 27px; line-height: 1.25;
  letter-spacing: -.04em; margin: 8px 0 10px;
}
.portal-desc { font-size: 12.5px; line-height: 1.8; color: var(--muted); flex: 1; }
.portal-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); }
.portal-meta { font-size: 10.5px; font-weight: 600; color: var(--text-2); }
.portal-go {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-latin); font-size: 9.5px; font-weight: 700; letter-spacing: .16em;
  color: var(--a);
}
.portal-go svg { transition: transform .25s ease; }
.portal:hover .portal-go svg { transform: translateX(4px); }

/* ---------------------------------------------------------------- journey */
.journey { border-top: 1px solid var(--line); background: linear-gradient(180deg, rgba(8,12,24,.55), transparent 70%); }
.steps { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; gap: 14px; }
.step {
  position: relative; padding: 26px 24px 24px; border: 1px solid var(--line); border-radius: 18px;
  background: rgba(10,16,32,.6); transition: border-color .25s ease, transform .25s ease, background .25s ease;
}
.step:hover { border-color: rgba(125,231,247,.4); transform: translateY(-4px); background: rgba(13,21,40,.8); }
.step-no { font-family: var(--font-latin); font-size: 10px; letter-spacing: .2em; color: var(--cyan); }
.step h3 { font-size: 17px; font-weight: 800; letter-spacing: -.03em; margin: 10px 0 8px; }
.step p { font-size: 12px; color: var(--muted); line-height: 1.7; }
.step .tag { display: inline-block; margin-top: 16px; font-size: 9.5px; font-weight: 700; letter-spacing: .06em; color: var(--text-2); border: 1px solid var(--line); border-radius: 999px; padding: 4px 9px; }
.step-arrow { align-self: center; color: #40507A; font-family: var(--font-latin); font-size: 18px; }

/* ---------------------------------------------------------------- about */
.about { padding-top: 40px; }
.about-card {
  position: relative; overflow: hidden; border-radius: 30px;
  border: 1px solid var(--line-2);
  background: linear-gradient(130deg, #0B1226 0%, #0A0F1F 46%, #101B38 100%);
  padding: clamp(34px, 5vw, 64px);
  isolation: isolate;
}
.about-card::before {
  content: ""; position: absolute; width: 540px; height: 540px; right: -120px; top: -220px;
  background: radial-gradient(circle, rgba(78,124,255,.45), transparent 66%);
  border-radius: 50%; filter: blur(10px); z-index: -1;
}
.about-card::after {
  content: "e"; position: absolute; right: 36px; bottom: -90px;
  font-family: var(--font-display); font-size: 340px; line-height: 1;
  color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.07); z-index: -1;
}
.about-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: 44px; align-items: end; }
.about-kicker { font-family: var(--font-latin); font-size: 10px; letter-spacing: .26em; color: var(--amber); }
.about h2 { font-family: var(--font-display); font-weight: 400; font-size: clamp(30px, 3.6vw, 48px); line-height: 1.16; letter-spacing: -.04em; margin: 14px 0 16px; }
.about p { font-size: 13.5px; line-height: 1.9; color: #AAB6D2; max-width: 560px; }
.about-cta { display: flex; flex-direction: column; gap: 10px; align-items: stretch; }
.about-cta .btn { width: 100%; }
.about-cta small { font-size: 10.5px; color: #7180A2; text-align: center; }

/* ---------------------------------------------------------------- footer */
.footer { position: relative; padding: 54px 0 40px; border-top: 1px solid var(--line); margin-top: 90px; }
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 26px; align-items: center; }
.footer p { font-size: 11px; color: #6C7A9C; line-height: 1.8; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; font-size: 11.5px; color: #9AA8C7; }
.footer-links a:hover { color: #fff; }
.footer-bottom { margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; font-size: 10px; color: #5C6988; }

/* ---------------------------------------------------------------- reveal */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s cubic-bezier(.2,.7,.3,1), transform .9s cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .1s; }
.reveal[data-d="2"] { transition-delay: .2s; }
.reveal[data-d="3"] { transition-delay: .3s; }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 1180px) {
  .stage { height: 580px; transform: scale(.92); transform-origin: center right; }
  .node--1 { left: 0; }
  .node--2 { right: -2%; }
}
@media (max-width: 1100px) {
  .portal-body h3 { font-size: 23px; }
  .portal-desc { font-size: 12px; }
}
@media (max-width: 1024px) {
  .hero { padding-top: 140px; }
  .hero-grid { grid-template-columns: 1fr; gap: 26px; }
  .hero-copy { max-width: 720px; }
  .stage { height: 540px; width: min(100%, 600px); margin: 10px auto 0; transform: none; }
  .about-grid { grid-template-columns: 1fr; gap: 30px; }
  .about-cta { flex-direction: row; flex-wrap: wrap; }
  .about-cta .btn { width: auto; flex: 1; min-width: 180px; }
  .sec-head { flex-direction: column; align-items: flex-start; gap: 18px; }
  .sec-sub { max-width: 560px; }
}
@media (max-width: 900px) {
  .portal-grid { grid-template-columns: 1fr; max-width: 620px; margin-inline: auto; }
  .steps { grid-template-columns: 1fr; }
  .step-arrow { display: none; }
  .portal-media { aspect-ratio: 16 / 9; }
}
@media (max-width: 860px) {
  .hubnav { display: none; }
  .hubbar { gap: 12px; }
  .hubbar .home-link { margin-left: auto; }
  .section { padding: 88px 0; }
}
@media (max-width: 640px) {
  .wrap { width: min(100% - 32px, var(--wrap)); }
  .hero { padding: 118px 0 48px; }
  .hero h1 { font-size: clamp(46px, 13.5vw, 64px); margin: 20px 0 22px; }
  .hero-lead { font-size: 14px; }
  .hero-cta .btn { flex: 1; min-width: 150px; padding: 0 18px; font-size: 13px; }
  .hero-meta { gap: 14px 20px; margin-top: 32px; }
  .hero-meta b { font-size: 18px; }
  .hero-meta span { font-size: 9px; }
  .stage { height: 430px; margin-top: 0; }
  .phone { width: 196px; height: 398px; border-radius: 34px; }
  .screen { border-radius: 27px; padding: 34px 14px 14px; }
  .screen-orb { width: 72px; height: 72px; margin: 18px auto 12px; font-size: 17px; }
  .screen h4 { font-size: 10.5px; }
  .screen .search { font-size: 7.5px; padding: 7px 10px; }
  .mini div { font-size: 7.5px; padding: 6px 8px; }
  .orbit--1 { width: 430px; height: 430px; }
  .orbit--2 { width: 340px; height: 340px; }
  .orbit--3 { width: 250px; height: 250px; }
  .node { padding: 7px 11px 7px 9px; }
  .node b { font-size: 10px; }
  .node small { font-size: 6.5px; }
  .node--1 { left: -2%; top: 12%; }
  .node--2 { right: -2%; top: 8%; }
  .node--3 { right: 0; bottom: 8%; }
  .shot--1, .shot--2 { width: 190px; }
  .shot--3 { width: 340px; }
  .shot figcaption { font-size: 7px; padding: 20px 8px 6px; }
  .stage-cap { display: none; }
  .scroll-hint { margin-top: 22px; }
  .sec-title { font-size: clamp(32px, 9vw, 44px); }
  .portal-body { padding: 20px 18px 18px; }
  .portal-body h3 { font-size: 23px; }
  .portal-index { font-size: 42px; }
  .about-card { border-radius: 22px; }
  .about-card::after { font-size: 220px; right: -10px; bottom: -50px; }
  .about-cta { flex-direction: column; }
  .footer { margin-top: 60px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
  #net { display: none; }
}