:root {
  --bg: #06070a;
  --surface: #0d0f15;
  --surface-2: #151923;
  --text: #f4f6fb;
  --muted: #a7adbb;
  --line: rgba(255,255,255,.12);
  --accent: #b8ff5b;
  --accent-2: #8d5cff;
  --light: #f2f3f5;
  --dark-text: #12151b;
  --shell: min(1180px, calc(100vw - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }
.shell { width: var(--shell); margin: 0 auto; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  background: rgba(6,7,10,.72);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 750; letter-spacing: -.03em; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 10px; background: linear-gradient(135deg, rgba(184,255,91,.18), rgba(141,92,255,.18)); }
.brand-name { font-size: 1.05rem; }
.custom-logo { max-height: 44px; width: auto; }
.menu { list-style: none; display: flex; gap: 28px; padding: 0; margin: 0; color: #d8dce5; font-size: .93rem; }
.menu a { transition: color .2s ease; }
.menu a:hover { color: var(--accent); }
.menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); background: transparent; border-radius: 12px; }
.menu-toggle span { display: block; width: 18px; height: 1px; background: #fff; margin: 5px auto; }

.hero { min-height: 100vh; position: relative; display: flex; align-items: center; overflow: hidden; padding: 140px 0 84px; }
.hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 54px 54px; mask-image: linear-gradient(to bottom, black, transparent 92%); }
.orb { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .32; }
.orb-one { width: 420px; height: 420px; background: #8259ff; right: 4%; top: 14%; }
.orb-two { width: 360px; height: 360px; background: #b8ff5b; left: -10%; bottom: 5%; opacity: .15; }
.hero-inner { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 72px; align-items: center; }
.eyebrow { margin: 0 0 20px; color: var(--accent); font-size: .75rem; letter-spacing: .18em; font-weight: 800; }
.eyebrow.dark { color: #5d6f2f; }
.hero h1 { margin: 0; font-size: clamp(3.2rem, 6.4vw, 6.7rem); line-height: .95; letter-spacing: -.065em; max-width: 820px; }
.hero-text { max-width: 650px; margin: 30px 0 0; color: var(--muted); font-size: 1.18rem; line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.button { min-height: 52px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; border-radius: 14px; font-weight: 720; font-size: .94rem; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--accent); color: #0a0b0d; }
.button-secondary { border: 1px solid var(--line); background: rgba(255,255,255,.04); }
.hero-panel { border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.025)); border-radius: 26px; min-height: 540px; box-shadow: 0 40px 120px rgba(0,0,0,.4); overflow: hidden; }
.panel-top, .visual-toolbar { height: 48px; display: flex; align-items: center; gap: 8px; padding: 0 18px; border-bottom: 1px solid var(--line); }
.panel-top span, .visual-toolbar span { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.24); }
.system-map { position: relative; min-height: 490px; }
.system-core, .system-node { position: absolute; border: 1px solid var(--line); background: rgba(8,10,14,.82); border-radius: 18px; padding: 18px; box-shadow: 0 12px 40px rgba(0,0,0,.24); }
.system-core { width: 190px; height: 190px; left: 50%; top: 50%; transform: translate(-50%,-50%); border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; background: radial-gradient(circle at 35% 30%, rgba(184,255,91,.28), rgba(141,92,255,.12) 48%, rgba(8,10,14,.94) 80%); }
.system-core strong { font-size: 1.45rem; }
.system-core span, .system-node span { color: var(--muted); font-size: .78rem; margin-top: 6px; }
.system-node { width: 155px; }
.system-node strong { display: block; font-size: .9rem; }
.node-a { top: 54px; left: 42px; }
.node-b { top: 72px; right: 34px; }
.node-c { bottom: 64px; left: 38px; }
.node-d { bottom: 46px; right: 28px; }
.system-node::after { content: ""; position: absolute; width: 78px; height: 1px; background: linear-gradient(90deg, var(--line), rgba(184,255,91,.55)); top: 50%; }
.node-a::after, .node-c::after { left: 100%; transform: rotate(18deg); transform-origin: left; }
.node-b::after, .node-d::after { right: 100%; transform: rotate(-18deg); transform-origin: right; }

.section { padding: 118px 0; }
.section-light { background: var(--light); color: var(--dark-text); }
.split { display: grid; grid-template-columns: 1fr .8fr; gap: 72px; align-items: start; }
.section-heading h2 { margin: 0; font-size: clamp(2.3rem, 4.5vw, 4.7rem); line-height: 1.03; letter-spacing: -.055em; }
.section-copy p { margin: 44px 0 0; font-size: 1.22rem; line-height: 1.75; color: #4c515c; }
.cards-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-top: 70px; }
.info-card { background: #fff; border: 1px solid #dadde3; border-radius: 24px; padding: 30px; min-height: 280px; }
.card-index { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: #171a21; color: #fff; font-size: .75rem; }
.info-card h3 { margin: 56px 0 14px; font-size: 1.55rem; letter-spacing: -.03em; }
.info-card p { margin: 0; color: #676d78; line-height: 1.65; }

.section-dark { background: #090b10; }
.showcase-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; align-items: center; }
.showcase-copy h2, .brand-copy h2 { margin: 0; font-size: clamp(3.2rem, 6vw, 6.1rem); letter-spacing: -.065em; line-height: .95; }
.lead { font-size: 1.45rem; color: #d9dde5; margin: 30px 0 20px; }
.showcase-copy > p:not(.eyebrow):not(.lead), .brand-copy > p:not(.eyebrow):not(.lead) { color: var(--muted); line-height: 1.75; max-width: 610px; }
.text-link { display: inline-flex; align-items: center; gap: 9px; margin-top: 22px; font-weight: 760; color: var(--accent); }
.visual-window { border: 1px solid var(--line); border-radius: 24px; overflow: hidden; background: #10131b; box-shadow: 0 40px 120px rgba(0,0,0,.42); }
.visual-content { min-height: 430px; display: grid; grid-template-columns: 110px 1fr; }
.visual-sidebar { border-right: 1px solid var(--line); background: linear-gradient(#11141c, #0d0f15); }
.visual-stage { position: relative; padding: 34px; background-image: radial-gradient(circle at 50% 40%, rgba(141,92,255,.17), transparent 55%); }
.visual-frame { position: absolute; border: 1px solid rgba(255,255,255,.15); border-radius: 18px; background: linear-gradient(145deg, rgba(255,255,255,.09), rgba(255,255,255,.025)); box-shadow: 0 18px 60px rgba(0,0,0,.25); }
.frame-main { inset: 50px 54px 92px 66px; background: radial-gradient(circle at 55% 35%, rgba(184,255,91,.22), rgba(141,92,255,.16) 32%, rgba(12,15,21,.95) 72%); }
.frame-small { width: 130px; height: 98px; bottom: 28px; }
.frame-small.one { left: 76px; }
.frame-small.two { left: 222px; }

.brand-section { background: #e7e0d4; color: var(--dark-text); }
.brand-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 76px; align-items: center; }
.brand-visual { min-height: 520px; position: relative; }
.memory-card { position: absolute; width: 285px; height: 370px; border-radius: 22px; border: 10px solid #faf8f4; box-shadow: 0 24px 70px rgba(62,48,37,.2); background: linear-gradient(145deg, #503f35, #bb9f86 50%, #eee0cf); }
.card-one { left: 4%; top: 70px; transform: rotate(-8deg); }
.card-two { left: 32%; top: 20px; transform: rotate(5deg); background: linear-gradient(150deg, #adb7a7, #616a5d 48%, #e6dccb); }
.card-three { left: 51%; top: 114px; transform: rotate(11deg); background: linear-gradient(145deg, #292a2f, #8f6f67 52%, #d5b7a5); }
.dark-lead { color: #292d34; }
.brand-copy > p:not(.eyebrow):not(.lead) { color: #5f625f; }
.dark-link { color: #2e3b18; }

.operating-model { background: #0b0e13; }
.centered { max-width: 820px; margin: 0 auto; text-align: center; }
.centered > p:last-child { color: var(--muted); font-size: 1.1rem; line-height: 1.7; }
.flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 20px; margin-top: 72px; }
.flow-step { min-height: 180px; border: 1px solid var(--line); border-radius: 22px; padding: 24px; background: rgba(255,255,255,.035); display: flex; flex-direction: column; }
.flow-step span { color: var(--accent); font-size: .75rem; letter-spacing: .12em; }
.flow-step strong { margin-top: auto; font-size: 1.3rem; }
.flow-step small { margin-top: 8px; color: var(--muted); line-height: 1.45; }
.flow-line { width: 24px; height: 1px; background: var(--line); }

.site-footer { padding: 96px 0 34px; background: #030405; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 60px; align-items: end; }
.footer-kicker { color: var(--accent); letter-spacing: .16em; font-size: .72rem; font-weight: 800; }
.footer-grid h2 { margin: 16px 0 0; max-width: 780px; font-size: clamp(2.2rem, 4vw, 4.4rem); line-height: 1.03; letter-spacing: -.055em; }
.footer-contact { min-width: 260px; }
.footer-contact p { color: var(--muted); }
.footer-contact a { font-weight: 750; }
.footer-bottom { margin-top: 72px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; color: #777e8c; font-size: .85rem; }

.content-area { min-height: 70vh; padding-top: 120px; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  :root { --shell: min(100% - 32px, 760px); }
  .main-nav { display: none; position: absolute; left: 16px; right: 16px; top: 68px; background: #0c0f15; border: 1px solid var(--line); border-radius: 18px; padding: 18px; }
  .main-nav.is-open { display: block; }
  .menu { flex-direction: column; gap: 8px; }
  .menu a { display: block; padding: 10px; }
  .menu-toggle { display: block; }
  .hero-inner, .split, .showcase-grid, .brand-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-panel { min-height: 470px; }
  .cards-grid { grid-template-columns: 1fr; }
  .info-card { min-height: auto; }
  .info-card h3 { margin-top: 34px; }
  .brand-copy { order: -1; }
  .flow { grid-template-columns: 1fr; }
  .flow-line { width: 1px; height: 20px; justify-self: center; }
}

@media (max-width: 620px) {
  :root { --shell: calc(100vw - 24px); }
  .section { padding: 84px 0; }
  .hero { padding-top: 116px; }
  .hero h1 { font-size: clamp(2.8rem, 15vw, 4.4rem); }
  .hero-panel { min-height: 440px; }
  .system-map { min-height: 390px; transform: scale(.86); transform-origin: center top; }
  .hero-actions { flex-direction: column; }
  .button { width: 100%; }
  .visual-content { grid-template-columns: 64px 1fr; }
  .visual-stage { min-height: 370px; }
  .frame-small.two { display: none; }
  .brand-visual { min-height: 430px; overflow: hidden; }
  .memory-card { width: 220px; height: 300px; }
  .card-one { left: -6%; }
  .card-two { left: 24%; }
  .card-three { left: 52%; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}