/* =========================================================================
   Alphaiota Solution — Design System
   Intelligence engineered for the real world.
   ========================================================================= */

/* ----- Fonts (vendored, self-contained) ---------------------------------- */
@font-face {
  font-family: "Manrope";
  src: url("/assets/manrope.woff2?v=b42951014c") format("woff2");
  font-weight: 200 800;
  font-display: swap;
  font-style: normal;
}
@font-face {
  font-family: "InterVar";
  src: url("/assets/inter.woff2?v=f11d729bb0") format("woff2");
  font-weight: 100 900;
  font-display: swap;
  font-style: normal;
}

/* ----- Design tokens ----------------------------------------------------- */
:root {
  /* Brand palette */
  --bg: #03050A;
  --bg-2: #070B14;
  --surface: #0B1120;
  --surface-2: #0E1626;
  --text: #F4F7FC;
  --text-dim: #98A3B8;
  --text-faint: #5C6883;
  --blue: #246BFD;
  --indigo: #5B4BFF;
  --violet: #7A5CFF;

  --line: rgba(148, 163, 194, 0.12);
  --line-strong: rgba(148, 163, 194, 0.22);
  --glass: rgba(11, 17, 32, 0.55);

  --grad-brand: linear-gradient(135deg, #246BFD 0%, #5B4BFF 55%, #7A5CFF 100%);
  --grad-text: linear-gradient(120deg, #EAF0FF 0%, #A9BEF6 45%, #7A5CFF 120%);

  /* Typography */
  --font-display: "Manrope", "InterVar", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "InterVar", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Rhythm */
  --pad-x: clamp(20px, 5vw, 88px);
  --section-y: clamp(88px, 12vw, 180px);
  --maxw: 1240px;
  --radius: 18px;
  --radius-lg: 26px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ----- Reset / base ------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0;
  text-wrap: balance;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; }

::selection { background: rgba(91, 75, 255, 0.35); color: #fff; }

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: absolute;
  left: 16px; top: -60px;
  background: var(--surface);
  color: var(--text);
  padding: 12px 18px;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  z-index: 200;
  transition: top .25s var(--ease);
}
.skip-link:focus { top: 16px; }

/* ----- Layout helpers ---------------------------------------------------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad-x); }
.section { padding-block: var(--section-y); position: relative; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-body);
  font-size: 12.5px; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--text-dim);
}
.eyebrow::before {
  content: ""; width: 26px; height: 1px;
  background: linear-gradient(90deg, var(--blue), transparent);
}
.grad-text {
  background: var(--grad-text);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.lead { color: var(--text-dim); font-size: clamp(16px, 1.5vw, 19px); max-width: 62ch; }

/* Fine grid / vignette texture (no circuit-board clichés) */
.grid-veil {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(148,163,194,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,194,0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 0%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 0%, transparent 80%);
}

/* =========================================================================
   Buttons
   ========================================================================= */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 24px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600; font-size: 15px; letter-spacing: -0.01em;
  border: 1px solid transparent;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), background .3s var(--ease), border-color .3s var(--ease);
  will-change: transform;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; transition: transform .4s var(--ease); }
.btn-primary {
  background: var(--grad-brand);
  color: #fff;
  box-shadow: 0 10px 30px -12px rgba(60, 90, 255, 0.7), inset 0 1px 0 rgba(255,255,255,0.18);
}
.btn-primary:hover { box-shadow: 0 16px 44px -12px rgba(76, 96, 255, 0.85), inset 0 1px 0 rgba(255,255,255,0.25); }
.btn-primary:hover svg { transform: translateX(3px); }
.btn-ghost {
  background: rgba(255,255,255,0.02);
  color: var(--text);
  border-color: var(--line-strong);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { border-color: rgba(148,163,194,0.4); background: rgba(255,255,255,0.05); }
.btn-lg { padding: 17px 30px; font-size: 16px; }

/* Magnetic wrapper resets transitions during drag */
.magnetic { transition: transform .35s var(--ease); }

/* =========================================================================
   Navigation
   ========================================================================= */
.nav {
  position: fixed; inset: 16px 0 auto 0; z-index: 100;
  display: flex; justify-content: center;
  pointer-events: none;
  transition: inset .4s var(--ease);
}
.nav__inner {
  pointer-events: auto;
  width: min(1200px, calc(100% - 32px));
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px;
  padding: 11px 12px 11px 22px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(7, 11, 20, 0.35);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 1px 0 rgba(255,255,255,0.04) inset;
  transition: background .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease), transform .45s var(--ease);
}
.nav.is-scrolled .nav__inner {
  background: rgba(7, 11, 20, 0.82);
  border-color: var(--line-strong);
  box-shadow: 0 12px 40px -18px rgba(0,0,0,0.9), 0 1px 0 rgba(255,255,255,0.05) inset;
}
.brand { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand__logo { height: 27px; width: auto; display: block; }
.footer .brand__logo { height: 30px; }
.brand__mark { width: 34px; height: 30px; }
.brand__name { font-family: var(--font-display); font-weight: 700; font-size: 16.5px; letter-spacing: -0.02em; }
.brand__name span { color: var(--text-dim); font-weight: 500; }

.nav__links { display: flex; align-items: center; gap: 4px; }
.nav__link {
  position: relative;
  padding: 9px 15px; border-radius: 999px;
  font-size: 14.5px; font-weight: 500; color: var(--text-dim);
  transition: color .3s var(--ease), background .3s var(--ease);
}
.nav__link:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.nav__link::after {
  content: ""; position: absolute; left: 15px; right: 15px; bottom: 4px; height: 1.5px;
  background: var(--grad-brand); transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--ease); border-radius: 2px;
}
.nav__link:hover::after { transform: scaleX(1); }
.nav__right { display: flex; align-items: center; gap: 10px; }

.nav__toggle {
  display: none;
  width: 44px; height: 44px; border-radius: 12px;
  background: rgba(255,255,255,0.03); border: 1px solid var(--line-strong);
  align-items: center; justify-content: center;
}
.nav__toggle span {
  display: block; width: 18px; height: 1.6px; background: var(--text); border-radius: 2px;
  transition: transform .4s var(--ease), opacity .3s var(--ease);
}
.nav__toggle span + span { margin-top: 5px; }
body.menu-open .nav__toggle span:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
body.menu-open .nav__toggle span:nth-child(2) { opacity: 0; }
body.menu-open .nav__toggle span:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); }

/* Mobile menu overlay */
.mobile-menu {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(3, 5, 10, 0.86);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex; flex-direction: column; justify-content: center;
  padding: var(--pad-x);
  opacity: 0; visibility: hidden;
  transition: opacity .5s var(--ease), visibility .5s var(--ease);
}
body.menu-open .mobile-menu { opacity: 1; visibility: visible; }
.mobile-menu a { font-family: var(--font-display); }
.mobile-menu__links { display: flex; flex-direction: column; gap: 6px; }
.mobile-menu__links a {
  font-size: clamp(30px, 8vw, 46px); font-weight: 700; letter-spacing: -0.03em;
  color: var(--text); padding: 8px 0;
  opacity: 0; transform: translateY(18px);
  transition: opacity .5s var(--ease), transform .5s var(--ease), color .3s;
}
body.menu-open .mobile-menu__links a { opacity: 1; transform: none; }
body.menu-open .mobile-menu__links a:nth-child(1) { transition-delay: .08s; }
body.menu-open .mobile-menu__links a:nth-child(2) { transition-delay: .14s; }
body.menu-open .mobile-menu__links a:nth-child(3) { transition-delay: .20s; }
body.menu-open .mobile-menu__links a:nth-child(4) { transition-delay: .26s; }
body.menu-open .mobile-menu__links a:nth-child(5) { transition-delay: .32s; }
.mobile-menu__links a:hover { color: var(--violet); }
.mobile-menu__cta { margin-top: 40px; }
.mobile-menu__foot { margin-top: auto; padding-top: 30px; color: var(--text-faint); font-size: 13px; }

/* =========================================================================
   Hero
   ========================================================================= */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; }
.hero__canvas {
  position: absolute; inset: 0; z-index: 1;
  width: 100%; height: 100%;
}
.hero__canvas canvas { display: block; width: 100% !important; height: 100% !important; }
.hero__glow {
  position: absolute; z-index: 0; inset: 0;
  background:
    radial-gradient(50% 55% at 68% 42%, rgba(36,107,253,0.20), transparent 70%),
    radial-gradient(40% 50% at 78% 60%, rgba(122,92,255,0.16), transparent 72%);
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 3; width: 100%; }
.hero__grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  align-items: center; gap: 40px;
}
.hero__content { max-width: 640px; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 14px 7px 10px; border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(11,17,32,0.5);
  font-size: 12.5px; color: var(--text-dim); font-weight: 500;
  margin-bottom: 28px;
}
.hero__badge .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #38E1A4; box-shadow: 0 0 0 4px rgba(56,225,164,0.15);
}
.hero h1 {
  font-size: clamp(40px, 6.2vw, 82px);
  letter-spacing: -0.035em;
  margin-bottom: 26px;
}
.hero h1 .line { display: block; overflow: hidden; }
.hero__sub {
  font-size: clamp(16px, 1.6vw, 20px); color: var(--text-dim);
  max-width: 52ch; margin-bottom: 20px;
}
.hero__cred {
  font-size: 13.5px; color: var(--text-faint); max-width: 46ch;
  padding-left: 15px; border-left: 2px solid var(--line-strong);
  margin-bottom: 34px;
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }

/* Eyebrow (new hero) */
.hero__eyebrow {
  display: inline-block; margin-bottom: 22px;
  font-size: 13px; font-weight: 600; letter-spacing: 0.34em; text-transform: uppercase;
  color: #6E8CFF;
}

/* Systems Active indicator */
.hero__status { display: flex; align-items: center; gap: 12px; margin-top: 34px; }
.hero__status-dot {
  width: 9px; height: 9px; border-radius: 50%; background: var(--blue);
  box-shadow: 0 0 0 5px rgba(36,107,253,0.15); animation: statuspulse 2.6s var(--ease-in-out) infinite;
}
@keyframes statuspulse { 0%,100% { box-shadow: 0 0 0 4px rgba(36,107,253,0.16); } 50% { box-shadow: 0 0 0 8px rgba(36,107,253,0.04); } }
.hero__status-label { font-size: 12px; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-dim); }
.hero__status-line { flex: 1; max-width: 160px; height: 1px; background: linear-gradient(90deg, var(--line-strong), transparent); }

/* Hero monument visual */
.hero__visual { position: relative; }
.hero__visual-inner {
  position: relative; width: 100%; height: min(76vh, 640px);
  border-radius: 20px; overflow: hidden;
  animation: heroFloat 8s var(--ease-in-out) infinite;
  will-change: transform;
}
.hero__visual-inner img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center 45%;
  -webkit-mask-image: radial-gradient(120% 100% at 55% 45%, #000 62%, transparent 100%);
  mask-image: radial-gradient(120% 100% at 55% 45%, #000 62%, transparent 100%);
}
@keyframes heroFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
/* Slow light sweep across the monument */
.hero__scanline {
  position: absolute; inset: 0; pointer-events: none; z-index: 2; overflow: hidden;
}
.hero__scanline::before {
  content: ""; position: absolute; top: -30%; left: 0; width: 100%; height: 40%;
  background: linear-gradient(180deg, transparent, rgba(120,150,255,0.10), transparent);
  transform: translateY(-40%); animation: heroSweep 7s var(--ease-in-out) infinite;
}
@keyframes heroSweep { 0% { transform: translateY(-60%); opacity: 0; } 20% { opacity: 1; } 60% { opacity: 1; } 100% { transform: translateY(320%); opacity: 0; } }

/* Capability index bar */
.hero__capabilities {
  display: flex; flex-wrap: wrap; align-items: center; gap: clamp(16px, 3vw, 44px);
  margin-top: clamp(40px, 6vw, 72px); padding-top: 26px;
  border-top: 1px solid var(--line);
}
.hero__cap {
  display: inline-flex; align-items: center; gap: 11px;
  font-size: 12.5px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-dim); transition: color .3s var(--ease);
}
.hero__cap svg { width: 20px; height: 20px; color: #6E8CFF; flex-shrink: 0; }
.hero__cap:hover { color: var(--text); }

/* Scroll indicator */
.scroll-cue {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  z-index: 5; display: flex; flex-direction: column; align-items: center; gap: 10px;
  color: var(--text-faint); font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase;
}
.scroll-cue__track {
  width: 24px; height: 40px; border-radius: 14px; border: 1px solid var(--line-strong);
  position: relative;
}
.scroll-cue__dot {
  position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; border-radius: 3px;
  background: var(--blue); transform: translateX(-50%);
  animation: scrollcue 2.1s var(--ease-in-out) infinite;
}
@keyframes scrollcue {
  0%, 15% { opacity: 0; transform: translate(-50%, -4px); }
  40% { opacity: 1; }
  75%, 100% { opacity: 0; transform: translate(-50%, 16px); }
}

/* =========================================================================
   Reveal animation primitives
   ========================================================================= */
[data-reveal] {
  opacity: 0; transform: translateY(26px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
  transition-delay: var(--delay, 0s);
}
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal="fade"] { transform: none; }
[data-reveal="scale"] { transform: translateY(26px) scale(.96); }
[data-reveal="scale"].is-in { transform: none; }

/* Masked headline reveal — vertical padding prevents descender/ascender clipping */
.mask-lines .m-line { display: block; overflow: hidden; padding-block: 0.06em 0.18em; }
.mask-lines .m-line > span {
  display: block; transform: translateY(105%);
  transition: transform 1s var(--ease); transition-delay: var(--d, 0s);
}
.mask-lines.is-in .m-line > span { transform: none; }

/* =========================================================================
   Intro / principles
   ========================================================================= */
.intro { background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%); }
.intro__head { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 40px; align-items: end; margin-bottom: 68px; }
.intro__head h2 { font-size: clamp(30px, 4.4vw, 54px); }
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; position: relative; }
.principle {
  position: relative;
  padding: 30px 28px 34px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(14,22,38,0.7), rgba(8,12,22,0.5));
  overflow: hidden;
}
.principle::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: linear-gradient(160deg, rgba(122,92,255,0.4), transparent 45%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity .5s var(--ease);
}
.principle:hover::before { opacity: 1; }
.principle__node {
  width: 46px; height: 46px; border-radius: 14px;
  display: grid; place-items: center; margin-bottom: 22px;
  background: rgba(36,107,253,0.1); border: 1px solid rgba(36,107,253,0.28);
  color: #9FC0FF;
}
.principle__num { position: absolute; top: 26px; right: 28px; font-family: var(--font-display); font-size: 13px; color: var(--text-faint); letter-spacing: 0.1em; }
.principle h3 { font-size: 20px; margin-bottom: 10px; letter-spacing: -0.02em; }
.principle p { color: var(--text-dim); font-size: 15px; }
/* connective spine behind principles */
.principles::after {
  content: ""; position: absolute; top: 50px; left: 8%; right: 8%; height: 1px; z-index: -1;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
}

/* =========================================================================
   Solutions
   ========================================================================= */
.solutions { background: var(--bg-2); }
.solutions__head { max-width: 760px; margin-bottom: 70px; }
.solutions__head h2 { font-size: clamp(30px, 4.6vw, 56px); margin: 18px 0 20px; }

.sol {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 76px);
  align-items: center;
  padding-block: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--line);
}
.sol:last-child { border-bottom: 1px solid var(--line); }
.sol--flip .sol__media { order: -1; }
.sol__index {
  font-family: var(--font-display); font-size: 14px; font-weight: 600;
  color: var(--violet); letter-spacing: 0.1em; margin-bottom: 16px;
  display: flex; align-items: center; gap: 12px;
}
.sol__index::after { content: ""; height: 1px; width: 46px; background: linear-gradient(90deg, var(--violet), transparent); }
.sol__title { font-size: clamp(24px, 3vw, 36px); margin-bottom: 8px; letter-spacing: -0.025em; }
.sol__kicker { color: #9FC0FF; font-weight: 600; font-size: 14px; margin-bottom: 18px; font-family: var(--font-display); }
.sol__desc { color: var(--text-dim); font-size: 16px; max-width: 46ch; margin-bottom: 26px; }
.sol__labels { display: flex; flex-wrap: wrap; gap: 10px; }
.sol__label {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 10px; font-size: 13px; color: var(--text);
  background: rgba(255,255,255,0.03); border: 1px solid var(--line);
}
.sol__label i {
  width: 5px; height: 5px; border-radius: 50%; background: var(--blue);
  box-shadow: 0 0 8px 1px rgba(36,107,253,0.7);
}

/* Solution media — framed product screenshots */
.sol__media {
  position: relative; padding: 10px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(120% 120% at 30% 10%, rgba(36,107,253,0.10), transparent 55%),
    linear-gradient(180deg, var(--surface), #060A13);
  box-shadow: 0 40px 80px -50px rgba(0,0,0,0.9);
}
.sol__frame {
  position: relative; display: flex; flex-direction: column;
  aspect-ratio: 16 / 10; border-radius: 13px; overflow: hidden;
  border: 1px solid var(--line-strong); background: #060A13;
}
.sol__frame-bar {
  display: flex; align-items: center; gap: 7px;
  height: 30px; flex-shrink: 0; padding: 0 14px;
  background: rgba(3,5,10,0.7); border-bottom: 1px solid var(--line);
}
.sol__frame-bar i { width: 9px; height: 9px; border-radius: 50%; background: rgba(148,163,194,0.28); }
.sol__frame-bar i:nth-child(1) { background: rgba(242,107,122,0.55); }
.sol__frame-bar i:nth-child(2) { background: rgba(246,192,80,0.55); }
.sol__frame-bar i:nth-child(3) { background: rgba(56,225,164,0.5); }
.sol__shot {
  flex: 1; min-height: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: top center;
  transform: scale(1.001); transition: transform 1.1s var(--ease);
}
.sol:hover .sol__shot { transform: scale(1.05); }
/* soft sheen sweep on hover */
.sol__frame::after {
  content: ""; position: absolute; inset: 0; z-index: 3; pointer-events: none;
  background: linear-gradient(115deg, transparent 40%, rgba(150,180,255,0.10) 50%, transparent 60%);
  transform: translateX(-120%); transition: transform .9s var(--ease);
}
.sol:hover .sol__frame::after { transform: translateX(120%); }
.sol__media-tag {
  position: absolute; left: 22px; bottom: 20px; z-index: 4;
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-faint);
  display: flex; align-items: center; gap: 8px;
  background: rgba(3,5,10,0.55); padding: 5px 10px; border-radius: 7px;
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
}
.sol__media-tag i { width: 6px; height: 6px; border-radius: 2px; background: var(--violet); }

/* =========================================================================
   Approach — continuous path
   ========================================================================= */
.approach { background: linear-gradient(180deg, var(--bg-2), var(--bg)); }
.approach__head { max-width: 720px; margin-bottom: 60px; }
.approach__head h2 { font-size: clamp(30px, 4.6vw, 56px); margin-top: 16px; }
.approach__flow { position: relative; }
.approach__svg { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; }
.approach__path-bg { fill: none; stroke: var(--line-strong); stroke-width: 2; }
.approach__path-fg { fill: none; stroke: url(#approachGrad); stroke-width: 2.5; stroke-linecap: round; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; position: relative; z-index: 1; }
.step { padding-top: 54px; position: relative; }
.step__marker {
  position: absolute; top: 0; left: 0;
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--surface); border: 1px solid var(--line-strong);
  font-family: var(--font-display); font-weight: 700; font-size: 15px; color: var(--text);
  transition: border-color .5s var(--ease), box-shadow .5s var(--ease), color .5s;
}
.step.is-in .step__marker {
  border-color: var(--violet); color: #fff;
  box-shadow: 0 0 0 6px rgba(122,92,255,0.12), 0 0 30px -6px rgba(122,92,255,0.7);
}
.step h3 { font-size: 20px; margin-bottom: 10px; }
.step p { color: var(--text-dim); font-size: 14.5px; max-width: 30ch; }

/* =========================================================================
   Impact statement
   ========================================================================= */
.impact { background: var(--bg); position: relative; overflow: hidden; }
.impact__inner { max-width: 1000px; margin-inline: auto; text-align: center; position: relative; z-index: 2; }
.impact h2 {
  font-size: clamp(34px, 6.4vw, 88px); letter-spacing: -0.04em; line-height: 1.02;
}
.impact h2 .dim { color: var(--text-faint); }
.impact__body { margin-top: 34px; color: var(--text-dim); font-size: clamp(16px,1.7vw,20px); max-width: 62ch; margin-inline: auto; }
.impact__aura {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  width: 900px; height: 900px; max-width: 120vw; z-index: 0;
  background: radial-gradient(circle, rgba(91,75,255,0.16), transparent 62%);
  pointer-events: none;
}

/* =========================================================================
   Industries — orbit / matrix
   ========================================================================= */
.industries { background: linear-gradient(180deg, var(--bg), var(--bg-2)); }
.industries__grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(30px,5vw,70px); align-items: center; }
.industries__head h2 { font-size: clamp(28px,4vw,50px); margin-bottom: 20px; }
.industries__list { list-style: none; margin: 26px 0 0; padding: 0; display: grid; gap: 2px; }
.industries__list li {
  display: flex; align-items: center; gap: 14px; padding: 13px 4px;
  border-top: 1px solid var(--line); color: var(--text-dim);
  font-family: var(--font-display); font-weight: 500; font-size: 16px;
  transition: color .3s var(--ease), padding-left .4s var(--ease);
  cursor: default;
}
.industries__list li:last-child { border-bottom: 1px solid var(--line); }
.industries__list li .idx { font-size: 12px; color: var(--text-faint); width: 26px; }
.industries__list li:hover { color: var(--text); padding-left: 12px; }
.industries__list li:hover .idx { color: var(--violet); }

.orbit { position: relative; aspect-ratio: 1; width: 100%; max-width: 480px; margin-inline: auto; }
.orbit__canvas { position: absolute; inset: 0; }
.orbit__core {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  width: 118px; height: 118px; border-radius: 50%;
  display: grid; place-items: center; text-align: center;
  background: radial-gradient(circle at 40% 35%, rgba(36,107,253,0.35), rgba(11,17,32,0.9));
  border: 1px solid var(--line-strong);
  box-shadow: 0 0 60px -10px rgba(91,75,255,0.5), inset 0 1px 0 rgba(255,255,255,0.1);
  z-index: 3;
}
.orbit__core span { font-family: var(--font-display); font-size: 12px; color: var(--text-dim); letter-spacing: 0.14em; text-transform: uppercase; }

/* =========================================================================
   Final CTA + form
   ========================================================================= */
.final { position: relative; overflow: hidden; background: var(--bg); }
/* Resolved core returns as a faded backdrop, framed to the right so it never
   sits under the copy; a scrim guarantees text/form contrast (point 4 fix). */
.final__art { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.final__art img {
  position: absolute; right: -8%; top: 50%; transform: translateY(-50%);
  width: min(62%, 820px); height: auto; opacity: 0.18;
  object-fit: contain;
  -webkit-mask-image: radial-gradient(58% 58% at 66% 50%, #000 26%, transparent 76%);
  mask-image: radial-gradient(58% 58% at 66% 50%, #000 26%, transparent 76%);
}
.final__scrim {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(90deg, var(--bg) 0%, var(--bg) 40%, rgba(3,5,10,0.62) 66%, rgba(3,5,10,0.32) 100%),
    linear-gradient(0deg, var(--bg), transparent 42%);
}
.final__glow {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(45% 45% at 72% 40%, rgba(36,107,253,0.14), transparent 70%);
}
.final__inner { position: relative; z-index: 2; }
.final__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px,5vw,72px); align-items: center; }
.final h2 { font-size: clamp(34px,5vw,64px); letter-spacing: -0.035em; margin-bottom: 22px; }
.final__body { color: var(--text-dim); font-size: clamp(16px,1.6vw,19px); max-width: 46ch; margin-bottom: 30px; }
.final__cta { display: flex; flex-wrap: wrap; gap: 14px; }

.form-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(14,22,38,0.85), rgba(8,12,22,0.7));
  backdrop-filter: blur(10px);
  padding: clamp(26px, 3vw, 40px);
  box-shadow: 0 50px 90px -50px rgba(0,0,0,0.95);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 18px; position: relative; }
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--text-dim); margin-bottom: 8px; }
.field label .req { color: var(--violet); }
.field input, .field textarea {
  width: 100%; padding: 13px 15px; border-radius: 12px;
  background: rgba(3,5,10,0.6); color: var(--text);
  border: 1px solid var(--line-strong); font: inherit; font-size: 15px;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease), background .3s;
}
.field textarea { min-height: 118px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--text-faint); }
.field input:focus, .field textarea:focus {
  outline: none; border-color: rgba(91,75,255,0.6);
  box-shadow: 0 0 0 3px rgba(91,75,255,0.14);
  background: rgba(3,5,10,0.85);
}
.field.invalid input, .field.invalid textarea { border-color: #F26B7A; box-shadow: 0 0 0 3px rgba(242,107,122,0.14); }
.field__error { font-size: 12.5px; color: #F5909C; margin-top: 6px; min-height: 0; opacity: 0; height: 0; overflow: hidden; transition: opacity .25s, height .25s; }
.field.invalid .field__error { opacity: 1; height: auto; margin-top: 6px; }
.form-submit { width: 100%; margin-top: 6px; }
.form-note { font-size: 12.5px; color: var(--text-faint); margin-top: 16px; text-align: center; }

.form-success {
  display: none; flex-direction: column; align-items: center; text-align: center;
  padding: 26px 10px;
}
.form-card.is-success .form-body { display: none; }
.form-card.is-success .form-success { display: flex; }
.form-success__badge {
  width: 66px; height: 66px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(56,225,164,0.12); border: 1px solid rgba(56,225,164,0.4); color: #4FE6AE;
  margin-bottom: 20px;
  animation: pop .6s var(--ease);
}
@keyframes pop { 0% { transform: scale(.6); opacity: 0; } 100% { transform: scale(1); opacity: 1; } }
.form-success h3 { font-size: 24px; margin-bottom: 10px; }
.form-success p { color: var(--text-dim); font-size: 15px; max-width: 34ch; }

/* =========================================================================
   Footer
   ========================================================================= */
.footer { background: var(--bg-2); border-top: 1px solid var(--line); padding-top: 72px; }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 54px; }
.footer__desc { color: var(--text-dim); font-size: 14.5px; max-width: 34ch; margin: 18px 0 22px; }
.footer__social { display: flex; gap: 10px; }
.footer__social a {
  width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
  border: 1px solid var(--line-strong); color: var(--text-dim);
  transition: color .3s, border-color .3s, transform .3s var(--ease);
}
.footer__social a:hover { color: var(--text); border-color: var(--violet); transform: translateY(-2px); }
.footer__col h4 { font-family: var(--font-body); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 18px; }
.footer__col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.footer__col a { color: var(--text-dim); font-size: 14.5px; transition: color .3s; }
.footer__col a:hover { color: var(--text); }
.footer__statement {
  font-family: var(--font-display); font-weight: 700; letter-spacing: -0.03em;
  font-size: clamp(24px, 4.5vw, 52px);
  padding: 44px 0; border-top: 1px solid var(--line);
  background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.footer__bottom {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
  padding: 26px 0 40px; border-top: 1px solid var(--line);
  color: var(--text-faint); font-size: 13px;
}
.footer__bottom a { color: var(--text-faint); }
.footer__bottom a:hover { color: var(--text-dim); }
.footer__legal { display: flex; gap: 22px; }

/* =========================================================================
   Solution SVG "worlds" animations
   ========================================================================= */
.sol__scene .scene-svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.ping { transform-origin: center; transform-box: fill-box; animation: ping 2.4s var(--ease-in-out) infinite; }
@keyframes ping { 0% { transform: scale(1); opacity: .9; } 70%,100% { transform: scale(3.4); opacity: 0; } }
.scan { animation: scan 5s linear infinite; }
@keyframes scan { 0% { transform: translateX(0); opacity: 0; } 10%,90% { opacity: .8; } 100% { transform: translateX(400px); opacity: 0; } }
.dash { animation: spin var(--ease) infinite linear; transform-origin: 200px 170px; }
@keyframes spin { to { transform: rotate(360deg); } }
.dash { animation-name: spin; animation-timing-function: linear; animation-iteration-count: infinite; }
.flow { animation: flow 2.6s var(--ease-in-out) infinite; }
@keyframes flow { 0% { transform: translateX(0); opacity: 0; } 15% { opacity: 1; } 100% { transform: translateX(160px); opacity: 0; } }
.orbitdot { animation: orbit 9s linear infinite; transform-origin: 200px 170px; transform-box: view-box; }
@keyframes orbit { to { transform: rotate(360deg); } }
.assemble { opacity: 0; transform: translateY(14px) scale(.96); transform-box: fill-box; transform-origin: center;
  animation: assemble .8s var(--ease) forwards; }
@keyframes assemble { to { opacity: 1; transform: none; } }
.grow { transform: scaleX(0); transform-origin: left; transform-box: fill-box; animation: growx 1.1s var(--ease) forwards; }
@keyframes growx { to { transform: scaleX(1); } }
.signal { offset-path: path("M130,90 C 170,90 150,150 190,150 S 230,210 250,210 S 300,270 330,270"); animation: signalmove 4.5s var(--ease-in-out) infinite; }
@keyframes signalmove { 0% { offset-distance: 0%; opacity: 0; } 10%,90% { opacity: 1; } 100% { offset-distance: 100%; opacity: 0; } }
.pulse { transform-box: fill-box; transform-origin: center; animation: pulse 3s var(--ease-in-out) infinite; }
@keyframes pulse { 0%,100% { opacity: .75; } 50% { opacity: 1; filter: drop-shadow(0 0 6px rgba(122,92,255,.8)); } }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 1024px) {
  .hero { min-height: auto; padding-top: 118px; }
  .hero__grid { grid-template-columns: 1fr; gap: 12px; }
  .hero__content { max-width: 640px; }
  .hero__visual { order: 2; margin-top: 20px; }
  .hero__visual-inner { height: min(48vh, 400px); animation-duration: 9s; }
  .hero__visual-inner img { object-position: center 42%; }
  .intro__head { grid-template-columns: 1fr; gap: 20px; align-items: start; }
  .final__grid { grid-template-columns: 1fr; }
  .final__art img { right: -20%; opacity: 0.14; }
  .final__scrim { background: linear-gradient(180deg, rgba(3,5,10,0.55), var(--bg) 55%); }
  .industries__grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .nav__links { display: none; }
  .nav__right .btn-primary { display: none; }
  .nav__toggle { display: inline-flex; }
  .principles { grid-template-columns: 1fr; }
  .principles::after { display: none; }
  /* Mobile: the horizontal weaving path doesn't map to a stacked column,
     so swap it for a clean vertical gradient spine connecting the steps. */
  .approach__svg { display: none; }
  .approach__flow { position: relative; padding-left: 8px; }
  .steps { grid-template-columns: 1fr 1fr; gap: 30px 22px; }
  .sol { grid-template-columns: 1fr; gap: 30px; }
  .sol--flip .sol__media { order: 0; }
  .sol__media { order: -1; max-width: 520px; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  :root { --section-y: clamp(70px, 16vw, 110px); }
  .hero { padding-top: 104px; }
  .hero__cta .btn { flex: 1 1 auto; }
  .hero__visual-inner { height: 300px; border-radius: 16px; }
  .hero__capabilities { gap: 12px 20px; margin-top: 34px; }
  .hero__cap { font-size: 11px; letter-spacing: 0.12em; }
  .hero__status-line { display: none; }
  .form-row { grid-template-columns: 1fr; }
  /* Vertical timeline spine for stacked steps */
  .steps { grid-template-columns: 1fr; position: relative; gap: 6px; }
  .steps::before {
    content: ""; position: absolute; left: 19px; top: 22px; bottom: 22px; width: 2px;
    background: linear-gradient(180deg, var(--blue), var(--violet)); opacity: .45; border-radius: 2px;
  }
  .step { padding: 4px 0 22px 60px; }
  .step__marker { top: 2px; }
  .footer__top { grid-template-columns: 1fr; gap: 30px; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .nav { inset: 10px 0 auto 0; }
  .brand__name { font-size: 15px; }
  .brand__logo { height: 23px; }
}

/* =========================================================================
   Reduced motion & no-JS fallbacks
   ========================================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal], .mask-lines .m-line > span { opacity: 1 !important; transform: none !important; }
  .scroll-cue__dot { display: none; }
}

/* When JS/WebGL unavailable, reveals must still show content */
.no-js [data-reveal], .no-js .mask-lines .m-line > span { opacity: 1 !important; transform: none !important; }

/* Static elegant fallback shown if WebGL fails */
.webgl-fallback {
  position: absolute; inset: 0; z-index: 1;
  background:
    radial-gradient(closest-side at 62% 45%, rgba(36,107,253,0.28), transparent 70%),
    conic-gradient(from 210deg at 62% 45%, rgba(122,92,255,0.20), rgba(36,107,253,0.05), rgba(122,92,255,0.20));
  display: none;
}
.webgl-fallback::after {
  content: ""; position: absolute; left: 62%; top: 45%; transform: translate(-50%,-50%);
  width: min(46vw, 460px); aspect-ratio: 1; border-radius: 50%;
  border: 1px solid var(--line-strong);
  box-shadow: 0 0 120px -20px rgba(91,75,255,0.6), inset 0 0 80px -30px rgba(36,107,253,0.6);
}
.no-webgl .webgl-fallback { display: block; }
.no-webgl .hero__canvas, .no-webgl .sol__scene, .no-webgl .orbit__canvas, .no-webgl .final__canvas { display: none; }