/* ============================================================
   Rukoder — Design System (v2, 2026 redesign)
   Editorial dark-premium. Accent lime. Fonts: Unbounded / Manrope / JetBrains Mono.
   Full spec in /DESIGN.md
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
  /* Surfaces (light) */
  --bg: #f4f3ee;
  --bg-2: #ecebe4;
  --surface: #ffffff;
  --surface-2: #f8f7f3;
  --surface-3: #f0eee7;

  /* Ink */
  --ink: #14161c;
  --ink-soft: #545b68;
  --ink-mute: #868d9b;

  /* Accent — lime brand for fills, deep green for text/interactions */
  --accent: #b8ff3d;
  --accent-2: #cbff6b;
  --accent-deep: #6fae00;
  --accent-text: #4f8f00;
  --accent-ink: #0b0d10;
  --glow: rgba(184, 255, 61, 0.35);

  /* Lines */
  --line: rgba(20, 22, 28, 0.10);
  --line-2: rgba(20, 22, 28, 0.16);
  --line-strong: rgba(111, 174, 0, 0.55);

  /* Fonts */
  --font-display: "Unbounded", "Manrope", sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  /* Radii */
  --r-sm: 12px;
  --r-md: 18px;
  --r-lg: 26px;
  --r-xl: 34px;
  --r-pill: 999px;

  /* Layout */
  --max: 1240px;
  --gutter: clamp(1rem, 3.5vw, 2.25rem);
  --header-h: 4.75rem;

  /* Section rhythm */
  --sp-section: clamp(4.5rem, 9vw, 8.5rem);

  /* Shadows (light theme — soft, cool) */
  --shadow-sm: 0 6px 18px rgba(24, 30, 48, 0.06);
  --shadow-md: 0 22px 55px rgba(24, 30, 48, 0.12);
  --shadow-glow: 0 16px 40px rgba(150, 200, 40, 0.30);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur: 0.6s;
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.is-locked { overflow: hidden; }

img, picture, svg, video { display: block; max-width: 100%; }
img { height: auto; }

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

button, input, textarea, select { font: inherit; color: inherit; }

::selection { background: rgba(184, 255, 61, 0.30); color: #06070a; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

@supports (scrollbar-color: auto) {
  html { scrollbar-color: rgba(184, 255, 61, 0.35) #0a0c10; }
}

/* ---------- Film grain overlay (global) ---------- */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  opacity: 0.03;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Scroll progress bar (injected by JS) ---------- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  z-index: 9999;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--accent-deep), var(--accent-2));
  box-shadow: 0 0 12px rgba(184, 255, 61, 0.5);
  pointer-events: none;
}

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: 1rem; top: -4rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
}
.skip-link:focus { top: 1rem; }

/* ---------- Layout ---------- */
.wrap {
  width: min(100% - (var(--gutter) * 2), var(--max));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: var(--sp-section) 0;
  overflow: clip;
}

.section-divider::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
  opacity: 0.6;
  pointer-events: none;
}

/* ---------- Typography ---------- */
.eyebrow {
  margin: 0 0 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-text);
}
.eyebrow::before {
  content: "";
  width: 1.6rem; height: 1px;
  background: linear-gradient(90deg, var(--accent-deep), transparent);
  flex-shrink: 0;
}
.eyebrow:has(.icon-well)::before { display: none; }

.section-head { display: grid; gap: 0.35rem; margin-bottom: 2.75rem; }

@media (min-width: 900px) {
  .section-head--split {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2.5rem;
    align-items: end;
  }
  .section-head--split .section-lead { margin-top: 0; justify-self: end; }
}

.section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 4.4vw, 3.5rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
  max-width: 18ch;
  text-wrap: balance;
}
.section-title em { font-style: normal; color: var(--accent-text); }

.section-lead {
  margin: 1.1rem 0 0;
  max-width: 46ch;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.65;
}

/* Split-text reveal (JS wraps words) */
[data-split] .word { display: inline-block; overflow: hidden; vertical-align: top; }
[data-split] .word__i {
  display: inline-block;
  transform: translateY(110%);
  transition: transform 0.85s var(--ease);
}
[data-split].is-in .word__i { transform: none; }

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 3.25rem;
  padding: 0.8rem 1.6rem;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}

.btn--primary {
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
  color: var(--accent-ink);
  box-shadow: var(--shadow-glow);
}
.btn--primary:hover { box-shadow: 0 10px 28px rgba(184, 255, 61, 0.22); }

.btn--ghost {
  border-color: var(--line-2);
  background: rgba(20, 22, 28, 0.02);
  color: var(--ink);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover {
  border-color: var(--line-strong);
  background: rgba(184, 255, 61, 0.06);
}

.btn--full { width: 100%; }

/* ---------- Header ---------- */
.top {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.6);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}
.top.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 10px 30px rgba(24, 30, 48, 0.08);
}
.top__inner {
  width: min(100% - (var(--gutter) * 2), var(--max));
  margin: 0 auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.top__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.05em;
}
.top__brand::before {
  content: "";
  width: 0.78rem; height: 0.78rem;
  border-radius: 0.24rem;
  background: linear-gradient(145deg, var(--accent-2), var(--accent));
  box-shadow: 0 0 18px rgba(184, 255, 61, 0.5);
  transition: transform 0.4s var(--ease-spring);
}
.top__brand:hover::before { transform: rotate(90deg) scale(1.1); }
.top__brand span { color: var(--accent-text); }

.top__nav {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
}
.top__nav a:not(.top__cta) {
  position: relative;
  color: var(--ink-soft);
  transition: color 0.2s ease;
}
.top__nav a:not(.top__cta)::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -0.4rem;
  height: 2px;
  background: var(--accent-deep);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.top__nav a:not(.top__cta):hover,
.top__nav a.is-active { color: var(--ink); }
.top__nav a:not(.top__cta):hover::after,
.top__nav a.is-active::after { transform: scaleX(1); }

.top__cta {
  padding: 0.6rem 1.15rem;
  border-radius: var(--r-pill);
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
  color: var(--accent-ink) !important;
  box-shadow: 0 8px 22px rgba(184, 255, 61, 0.18);
  transition: box-shadow 0.25s ease, background 0.25s ease;
}
.top__cta:hover { box-shadow: 0 8px 22px rgba(184, 255, 61, 0.22); }

.top__menu {
  display: none;
  width: 2.75rem; height: 2.75rem;
  border: 1px solid var(--line-2);
  border-radius: 12px;
  background: transparent;
  padding: 0;
  cursor: pointer;
}
.top__menu span {
  display: block;
  width: 1.2rem; height: 2px;
  margin: 0.32rem auto;
  background: var(--ink);
  transition: transform 0.25s var(--ease), opacity 0.25s ease;
}
.top__menu[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.top__menu[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  padding: calc(var(--header-h) + 3rem) 0 4rem;
  overflow: clip;
  isolation: isolate;
  display: flex;
  align-items: center;
}
.hero__atmosphere {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 55% 55% at 82% 24%, rgba(184, 255, 61, 0.38), transparent 60%),
    radial-gradient(ellipse 45% 50% at 8% 82%, rgba(90, 150, 220, 0.16), transparent 65%),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 100%);
  overflow: hidden;
}
.hero__atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 22, 28, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 22, 28, 0.05) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: radial-gradient(ellipse 78% 68% at 55% 42%, #000 12%, transparent 76%);
  opacity: 0.85;
}
.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(10px);
  pointer-events: none;
  animation: orb-drift 13s ease-in-out infinite;
}
.hero__orb--a { width: 300px; height: 300px; top: 6%; right: 6%; background: radial-gradient(circle, rgba(184, 255, 61, 0.24), transparent 70%); }
.hero__orb--b { width: 240px; height: 240px; left: 4%; bottom: 10%; background: radial-gradient(circle, rgba(80, 140, 210, 0.20), transparent 70%); animation-delay: -4s; }
.hero__orb--c { width: 170px; height: 170px; left: 44%; top: 16%; background: radial-gradient(circle, rgba(184, 255, 61, 0.13), transparent 70%); animation-delay: -7s; }
@keyframes orb-drift {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(14px, -20px, 0) scale(1.09); }
}

.hero__grid {
  width: min(100% - (var(--gutter) * 2), var(--max));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.hero__brand {
  margin: 0 0 1.2rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.2rem, 9vw, 7rem);
  letter-spacing: -0.06em;
  line-height: 0.9;
  background: linear-gradient(180deg, #14161c 8%, #2b303c 62%, #4a5160 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}
.hero__brand span {
  -webkit-text-fill-color: var(--accent-text);
  color: var(--accent-text);
}
.hero__title {
  margin: 0;
  max-width: 17ch;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.55rem, 2.9vw, 2.5rem);
  line-height: 1.14;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.hero__title em { font-style: normal; color: var(--accent-text); }
.hero__lead {
  margin: 1.4rem 0 0;
  max-width: 40ch;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  line-height: 1.65;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
  text-transform: uppercase;
}
.hero__meta span { display: inline-flex; align-items: center; gap: 0.5rem; }
.hero__meta span::before {
  content: "";
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent-deep);
}

.hero__visual { position: relative; }
.hero__visual picture, .hero__visual img {
  width: 100%;
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(184, 255, 61, 0.10);
  border: 1px solid rgba(184, 255, 61, 0.14);
}
.hero__visual::before {
  content: "";
  position: absolute;
  inset: 8% 4%;
  background: radial-gradient(circle, var(--glow), transparent 70%);
  filter: blur(26px);
  z-index: -1;
}
.hero__float {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.85rem 0.55rem 0.55rem;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line-2);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--ink);
  animation: float-chip 5.5s ease-in-out infinite;
}
.hero__float--dev { left: -0.75rem; top: 12%; }
.hero__float--seo { right: -0.5rem; top: 42%; animation-delay: -1.6s; }
.hero__float--ads { left: 10%; bottom: 6%; animation-delay: -3.2s; }
@keyframes float-chip {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 1.4rem;
  translate: -50% 0;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.hero__scroll::after {
  content: "";
  width: 2px; height: 34px;
  background: linear-gradient(180deg, var(--accent-deep), transparent);
  animation: scroll-cue 2.2s ease-in-out infinite;
}
@keyframes scroll-cue {
  0% { transform: scaleY(0); transform-origin: top; }
  40% { transform: scaleY(1); transform-origin: top; }
  60% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* Hero entrance */
.hero__copy > * { opacity: 0; transform: translateY(20px); animation: rise 0.85s var(--ease) forwards; }
.hero__copy > *:nth-child(1) { animation-delay: 0.05s; }
.hero__copy > *:nth-child(2) { animation-delay: 0.16s; }
.hero__copy > *:nth-child(3) { animation-delay: 0.28s; }
.hero__copy > *:nth-child(4) { animation-delay: 0.4s; }
.hero__copy > *:nth-child(5) { animation-delay: 0.52s; }
@keyframes rise { to { opacity: 1; transform: none; } }

/* ---------- Marquee ---------- */
.marquee {
  position: relative;
  padding: 1.5rem 0;
  border-block: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee__track {
  display: flex;
  width: max-content;
  animation: marquee 34s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__group { display: flex; flex-shrink: 0; }
.marquee__group span {
  display: inline-flex;
  align-items: center;
  gap: 1.6rem;
  padding: 0 1.6rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.3rem, 3vw, 2.1rem);
  letter-spacing: -0.03em;
  color: var(--ink);
  white-space: nowrap;
}
.marquee__group span::after {
  content: "✦";
  color: var(--accent-text);
  font-size: 0.7em;
}
.marquee__group span:nth-child(even) { color: var(--ink-mute); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Stat band ---------- */
.stats {
  background:
    radial-gradient(ellipse 40% 60% at 100% 0%, rgba(184, 255, 61, 0.08), transparent 55%),
    var(--bg-2);
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.stat {
  position: relative;
  padding: 1.75rem 1.5rem;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(184, 255, 61, 0.05), transparent 45%), var(--surface);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.stat:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.stat__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.05em;
  color: var(--accent-text);
}
.stat__label {
  margin-top: 0.6rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.45;
}

/* ---------- Icons ---------- */
.icon { width: 1.25rem; height: 1.25rem; display: block; flex-shrink: 0; color: currentColor; }
.icon--lg { width: 1.5rem; height: 1.5rem; }
.icon-well {
  display: inline-grid;
  place-items: center;
  width: 2.9rem; height: 2.9rem;
  border-radius: 15px;
  color: var(--accent-text);
  background:
    radial-gradient(circle at 30% 25%, rgba(184, 255, 61, 0.24), transparent 55%),
    rgba(184, 255, 61, 0.07);
  border: 1px solid rgba(184, 255, 61, 0.22);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: transform 0.3s var(--ease-spring), border-color 0.3s ease, background 0.3s ease;
}
.icon-well--sm { width: 2.4rem; height: 2.4rem; border-radius: 12px; }
.card:hover .icon-well,
.case:hover .icon-well,
.advantage:hover .icon-well,
.steps li:hover .icon-well,
.flow li:hover .icon-well,
.trust__item:hover .icon-well {
  transform: translateY(-3px) rotate(-4deg);
  border-color: rgba(184, 255, 61, 0.5);
  background:
    radial-gradient(circle at 30% 25%, rgba(184, 255, 61, 0.32), transparent 55%),
    rgba(184, 255, 61, 0.12);
}

/* ---------- Trust strip ---------- */
.trust {
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface-2), var(--bg-2));
  backdrop-filter: blur(8px);
}
.trust__row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.trust__item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(184, 255, 61, 0.12), transparent 45%), var(--surface);
  color: var(--ink-soft);
  font-weight: 600;
  transition: border-color 0.3s var(--ease), background 0.3s ease, transform 0.3s var(--ease);
}
.trust__item:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
  background: linear-gradient(145deg, rgba(184, 255, 61, 0.2), transparent 45%), var(--surface);
}
.trust__item p { margin: 0; }
.trust__item strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.15rem;
}
.trust__item span { display: block; font-weight: 500; font-size: 0.86rem; line-height: 1.35; }

/* ---------- Services bento ---------- */
.services {
  background:
    radial-gradient(ellipse 40% 40% at 0% 0%, rgba(184, 255, 61, 0.09), transparent 55%),
    radial-gradient(ellipse 35% 45% at 100% 80%, rgba(70, 120, 190, 0.08), transparent 60%),
    var(--bg);
}
.bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.1rem;
}
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1.6rem;
  border-radius: var(--r-lg);
  background:
    linear-gradient(145deg, rgba(184, 255, 61, 0.045), transparent 35%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 40%),
    var(--surface);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s ease;
}
.card::after {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 180px; height: 180px;
  background: radial-gradient(circle, rgba(184, 255, 61, 0.10), transparent 70%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.35s ease;
}
.card:hover { border-color: var(--line-strong); transform: translateY(-5px); box-shadow: var(--shadow-md); }
.card:hover::after { opacity: 1; }
.card__head { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; }
.card--lg { grid-column: span 7; min-height: 340px; }
.card--md { grid-column: span 5; }
.card--sm { grid-column: span 4; }
.card__media {
  position: relative;
  margin: -0.4rem -0.4rem 0.6rem;
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--surface-3);
  border: 1px solid var(--line);
}
.card__media::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 45%;
  background: linear-gradient(180deg, transparent 55%, rgba(255, 255, 255, 0.35));
  pointer-events: none;
}
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.card:hover .card__media img { transform: scale(1.05); }
.card__num { font-family: var(--font-mono); font-size: 0.82rem; color: var(--accent-text); letter-spacing: 0.08em; }
.card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.7vw, 1.5rem);
  font-weight: 600;
  letter-spacing: -0.03em;
}
.card p { margin: 0; color: var(--ink-soft); max-width: 44ch; line-height: 1.6; }
.card__link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-text);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}
.card__link .icon { width: 1.05rem; height: 1.05rem; transition: transform 0.25s var(--ease); }
.card:hover .card__link .icon { transform: translateX(4px); }

/* ---------- Manifesto ---------- */
.manifesto {
  background:
    radial-gradient(ellipse 60% 80% at 50% 0%, rgba(184, 255, 61, 0.08), transparent 60%),
    var(--bg-2);
  text-align: center;
}
.manifesto__text {
  margin: 0 auto;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 6vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
  text-wrap: balance;
}
.manifesto__text em { font-style: normal; color: var(--accent-text); }
.manifesto__sub {
  margin: 1.75rem auto 0;
  max-width: 52ch;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.5vw, 1.2rem);
}

/* ---------- Showcase ---------- */
.showcase {
  background:
    radial-gradient(ellipse 50% 70% at 85% 40%, rgba(184, 255, 61, 0.18), transparent 60%),
    linear-gradient(180deg, var(--surface), var(--surface-2) 50%, var(--bg));
}
.showcase__glow {
  position: absolute;
  inset: 10% 5%;
  background: radial-gradient(circle at 70% 50%, rgba(184, 255, 61, 0.12), transparent 55%);
  pointer-events: none;
}
.showcase__grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem, 4vw, 3rem); align-items: center; }
.showcase__media { position: relative; }
.showcase__media picture, .showcase__media img {
  width: 100%;
  border-radius: var(--r-lg);
  border: 1px solid rgba(184, 255, 61, 0.18);
  box-shadow: var(--shadow-md);
  transition: transform 0.55s var(--ease);
}
.showcase__media:hover img { transform: scale(1.015); }
.showcase__badge {
  position: absolute;
  left: 1rem; bottom: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.6rem 1rem 0.6rem 0.55rem;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line-2);
  backdrop-filter: blur(12px);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--ink);
  box-shadow: var(--shadow-md);
}

/* ---------- System / Flow ---------- */
.system { background: var(--surface); }
.system__mesh, .contact__mesh {
  position: absolute; inset: 0; opacity: 0.32; pointer-events: none;
}
.system__mesh img, .contact__mesh img { width: 100%; height: 100%; object-fit: cover; }
.system__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 4vw, 3rem);
  align-items: start;
}
.system__orbit { margin-top: 1.75rem; max-width: 420px; }
.system__orbit img {
  width: 100%;
  filter: drop-shadow(0 18px 40px rgba(24, 30, 48, 0.16));
  animation: orbit-soft 11s ease-in-out infinite;
}
@keyframes orbit-soft {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-9px) rotate(1.5deg); }
}
.flow {
  position: relative;
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  gap: 0.9rem;
}
.flow::before {
  content: "";
  position: absolute;
  left: 2.15rem; top: 1.5rem; bottom: 1.5rem;
  width: 1px;
  background: linear-gradient(180deg, rgba(184, 255, 61, 0.4), rgba(184, 255, 61, 0.05));
  pointer-events: none;
}
.flow li {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.1rem;
  align-items: start;
  padding: 1.3rem 1.4rem;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent-deep);
  background: linear-gradient(135deg, rgba(184, 255, 61, 0.14), transparent 45%), var(--surface);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s ease;
}
.flow li:hover {
  border-color: var(--line-strong);
  border-left-color: var(--accent-text);
  transform: translateX(5px);
  box-shadow: var(--shadow-md);
}
.flow__index { font-family: var(--font-mono); font-size: 0.72rem; color: var(--accent-text); letter-spacing: 0.08em; margin-bottom: 0.4rem; }
.flow strong { display: block; margin-bottom: 0.3rem; font-size: 1.1rem; letter-spacing: -0.02em; }
.flow span { color: var(--ink-soft); font-size: 0.95rem; line-height: 1.55; }

/* ---------- Cases ---------- */
#cases {
  background:
    radial-gradient(ellipse 45% 50% at 0% 100%, rgba(184, 255, 61, 0.07), transparent 55%),
    var(--bg);
}
.cases__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.case {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1.6rem;
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(184, 255, 61, 0.07), transparent 42%), var(--surface);
  border: 1px solid var(--line);
  min-height: 100%;
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s ease;
}
.case::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-deep), transparent 75%);
  opacity: 0.55;
}
.case:hover { border-color: var(--line-strong); transform: translateY(-5px); box-shadow: var(--shadow-md); }
.case:hover::before { opacity: 1; }
.case__top { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; }
.case__tag {
  display: inline-flex;
  width: fit-content;
  padding: 0.32rem 0.7rem;
  border-radius: var(--r-pill);
  border: 1px solid rgba(184, 255, 61, 0.28);
  color: var(--accent-text);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.case h3 { margin: 0; font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; letter-spacing: -0.02em; }
.case p { margin: 0; color: var(--ink-soft); line-height: 1.6; }
.case__meta { margin-top: auto; padding-top: 0.8rem; border-top: 1px solid var(--line); color: var(--ink-mute); font-size: 0.88rem; font-family: var(--font-mono); }

/* ---------- Process ---------- */
.process {
  background:
    radial-gradient(ellipse 50% 60% at 15% 18%, rgba(184, 255, 61, 0.14), transparent 55%),
    radial-gradient(ellipse 45% 55% at 90% 92%, rgba(90, 150, 220, 0.10), transparent 60%),
    var(--bg-2);
}
.steps {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
  counter-reset: step;
}
.steps li {
  position: relative;
  display: grid;
  gap: 0.9rem;
  padding: 1.6rem;
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(184, 255, 61, 0.16), transparent 50%), var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s ease;
}
.steps li:hover {
  border-color: var(--line-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.steps__top { display: flex; align-items: center; gap: 0.85rem; }
.steps__num { font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent-text); letter-spacing: 0.08em; }
.steps strong { display: block; margin-bottom: 0.4rem; font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; letter-spacing: -0.02em; }
.steps span { color: var(--ink-soft); font-size: 0.95rem; line-height: 1.55; }

/* ---------- Advantages ---------- */
.advantages__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.1rem; }
.advantage {
  position: relative;
  padding: 1.7rem;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(184, 255, 61, 0.07), transparent 40%), var(--surface);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s ease;
}
.advantage::after {
  content: "";
  position: absolute;
  right: -30px; bottom: -40px;
  width: 130px; height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 255, 61, 0.12), transparent 70%);
  pointer-events: none;
}
.advantage:hover { border-color: var(--line-strong); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.advantage__top { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 0.9rem; }
.advantage h3 { margin: 0.15rem 0 0; font-family: var(--font-display); font-size: 1.18rem; font-weight: 600; letter-spacing: -0.02em; }
.advantage p { margin: 0; color: var(--ink-soft); line-height: 1.6; }

/* ---------- FAQ ---------- */
.faq__list { display: grid; gap: 0.8rem; max-width: 900px; }
.faq details {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(184, 255, 61, 0.03), transparent 40%), var(--surface);
  padding: 1.1rem 1.35rem;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.faq details:hover, .faq details[open] { border-color: var(--line-strong); }
.faq summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  width: 0.72rem; height: 0.72rem;
  border-right: 2px solid var(--accent-deep);
  border-bottom: 2px solid var(--accent-deep);
  transform: rotate(45deg) translateY(-2px);
  flex-shrink: 0;
  transition: transform 0.3s var(--ease);
}
.faq details[open] summary::after { transform: rotate(225deg) translateY(-2px); }
.faq details p { margin: 0.9rem 0 0; color: var(--ink-soft); max-width: 72ch; line-height: 1.65; }

/* ---------- Contact ---------- */
.contact {
  background:
    radial-gradient(ellipse 45% 50% at 100% 0%, rgba(184, 255, 61, 0.12), transparent 55%),
    var(--surface);
}
.contact__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}
.contact__art { margin: 1.5rem 0 0.5rem; max-width: 360px; filter: saturate(1.05); }
.contact__art img { width: 100%; filter: drop-shadow(0 16px 36px rgba(24, 30, 48, 0.16)); }
.contact__meta { list-style: none; margin: 1.75rem 0 0; padding: 0; display: grid; gap: 0.7rem; }
.contact__meta a { color: var(--accent-text); font-weight: 700; }
.page-hero + .section.contact { padding-top: clamp(2rem, 4vw, 3rem); }

.form {
  position: relative;
  display: grid;
  gap: 1.15rem;
  padding: clamp(1.5rem, 3vw, 2.1rem);
  border-radius: var(--r-lg);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
}
.form::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-deep), transparent 70%);
  border-radius: var(--r-lg) var(--r-lg) 0 0;
}
.hp {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important; height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}
.form label { display: grid; gap: 0.45rem; font-size: 0.9rem; color: var(--ink-soft); }
.form input, .form textarea, .form select {
  width: 100%;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  background: var(--surface-2);
  color: var(--ink);
  padding: 0.9rem 1rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form input:focus, .form textarea:focus, .form select:focus {
  border-color: var(--accent-text);
  box-shadow: 0 0 0 3px rgba(184, 255, 61, 0.12);
}
.form input::placeholder, .form textarea::placeholder { color: rgba(20, 22, 28, 0.35); }
.form__check {
  display: flex !important;
  align-items: flex-start;
  gap: 0.7rem;
}
.form__check input { width: auto; margin-top: 0.2rem; accent-color: var(--accent-text); }
.form__note, .form__status { margin: 0; font-size: 0.8rem; color: var(--ink-mute); }
.form__status.is-ok { color: var(--accent-text); }
.form__status.is-error { color: #ff8f8f; }

/* ---------- Inner page hero ---------- */
.page-hero {
  position: relative;
  overflow: clip;
  padding: calc(var(--header-h) + 3.5rem) 0 3rem;
  background:
    radial-gradient(ellipse 50% 60% at 90% 0%, rgba(184, 255, 61, 0.14), transparent 55%),
    radial-gradient(ellipse 40% 50% at 0% 100%, rgba(70, 120, 190, 0.1), transparent 55%),
    var(--bg);
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 22, 28, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 22, 28, 0.045) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: radial-gradient(ellipse 70% 60% at 70% 30%, #000 10%, transparent 75%);
  pointer-events: none;
}
.page-hero--rich::before {
  content: "";
  position: absolute;
  width: 360px; height: 360px;
  right: -90px; top: 18%;
  border-radius: 50%;
  border: 1px solid rgba(184, 255, 61, 0.12);
  box-shadow: inset 0 0 90px rgba(184, 255, 61, 0.05);
  pointer-events: none;
}
.page-hero__grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2rem, 4vw, 3rem); align-items: end; }
.page-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.1rem, 4.6vw, 3.6rem);
  letter-spacing: -0.045em;
  line-height: 1.05;
  max-width: 15ch;
  text-wrap: balance;
}
.page-hero p { margin: 1.1rem 0 0; color: var(--ink-soft); max-width: 44ch; font-size: clamp(1rem, 1.4vw, 1.15rem); line-height: 1.65; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0 0 1.3rem; color: var(--ink-mute); font-family: var(--font-mono); font-size: 0.8rem; }
.breadcrumbs a { transition: color 0.2s ease; }
.breadcrumbs a:hover { color: var(--ink); }

.content-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 1.3rem; }
.stack { display: grid; gap: 1.1rem; }
.panel {
  position: relative;
  overflow: hidden;
  padding: 1.6rem;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s ease;
}
.panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, var(--accent-deep), transparent 70%);
  opacity: 0.7;
}
.panel:hover { border-color: var(--line-strong); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.panel h2, .panel h3 { margin: 0 0 0.8rem; font-family: var(--font-display); font-weight: 600; letter-spacing: -0.025em; }
.panel p, .panel li { color: var(--ink-soft); line-height: 1.6; }
.panel ul, .panel ol { margin: 0; padding-left: 1.2rem; display: grid; gap: 0.55rem; }
.panel--cta {
  background: linear-gradient(160deg, rgba(184, 255, 61, 0.12), transparent 45%), var(--surface);
  border-color: var(--line-strong);
}
.media-frame {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: var(--surface-3);
  box-shadow: var(--shadow-md);
}
.media-frame img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.media-frame--glow::after {
  content: "";
  position: absolute;
  inset: -18% -10% auto auto;
  width: 190px; height: 190px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 255, 61, 0.18), transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* ---------- Footer ---------- */
.foot {
  position: relative;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(ellipse 40% 60% at 0% 0%, rgba(184, 255, 61, 0.1), transparent 55%),
    var(--surface-2);
  color: var(--ink-soft);
  padding: 4rem 0 2rem;
  font-size: 0.92rem;
}
.foot__grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 1.5rem; margin-bottom: 2.5rem; }
.foot__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink);
  font-size: 1.2rem;
  letter-spacing: -0.04em;
}
.foot__brand::before {
  content: "";
  width: 0.68rem; height: 0.68rem;
  border-radius: 0.2rem;
  background: linear-gradient(145deg, var(--accent-2), var(--accent));
  box-shadow: 0 0 16px rgba(184, 255, 61, 0.4);
}
.foot__brand span { color: var(--accent-text); }
.foot h3 { margin: 0 0 0.9rem; color: var(--ink); font-family: var(--font-mono); font-size: 0.78rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.foot a { transition: color 0.2s ease; }
.foot a:hover { color: var(--accent-text); }
.foot__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: space-between;
  padding-top: 1.3rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-mute);
}

/* ---------- Error page ---------- */
.error-page {
  min-height: 72svh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: calc(var(--header-h) + 3rem) 1rem 4rem;
}
.error-page h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.5rem, 12vw, 7rem);
  color: var(--accent-text);
  letter-spacing: -0.05em;
  text-shadow: 0 0 44px rgba(184, 255, 61, 0.28);
}
.error-page p { color: var(--ink-soft); max-width: 38ch; margin: 1rem auto 1.5rem; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); }
.reveal.is-in { opacity: 1; transform: none; transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 980px) {
  .hero__grid,
  .system__grid,
  .contact__grid,
  .page-hero__grid,
  .content-grid,
  .foot__grid,
  .trust__row,
  .showcase__grid { grid-template-columns: 1fr; }

  .hero { min-height: auto; padding-bottom: 3rem; }
  .hero__visual { order: -1; }
  .hero__float--dev { left: 0.5rem; top: 8%; }
  .hero__float--seo { right: 0.5rem; top: 38%; }
  .hero__float--ads { left: 1rem; bottom: 6%; }
  .hero__scroll { display: none; }

  .system__orbit, .contact__art { max-width: 320px; margin-inline: auto; }
  .flow::before { display: none; }

  .card--lg, .card--md, .card--sm, .bento > .card { grid-column: span 12 !important; }
  .cases__grid, .steps, .advantages__grid { grid-template-columns: 1fr; }
  .section-title, .page-hero h1 { max-width: none; }

  .top__nav {
    position: fixed;
    inset: 0;
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 1.6rem;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(16px);
    padding: 2rem;
    font-size: 1.4rem;
  }
  .top__nav.is-open { display: flex; }
  .top__menu { display: block; z-index: 60; }
}

@media (min-width: 700px) and (max-width: 980px) {
  .cases__grid, .advantages__grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 460px) {
  .stats__grid { grid-template-columns: 1fr; }
  .trust__row { grid-template-columns: 1fr; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .hero__copy > *, .reveal { opacity: 1; transform: none; }
  [data-split] .word__i { transform: none; }
  .hero__float, .system__orbit img, .marquee__track { transform: none; }
}