:root {
  --bg: #05080a;
  --bg-2: #0a0f12;
  --panel: rgba(255, 255, 255, 0.03);
  --panel-strong: rgba(255, 255, 255, 0.05);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --ink: #f3f6f4;
  --ink-soft: #d8dedb;
  --muted: #8b9591;
  --muted-2: #828c88;
  --accent: #d6ff5a;
  --accent-soft: rgba(214, 255, 90, 0.18);
  --accent-strong: #b8e83c;
  --cyan: #6ee7ff;
  --shadow-lg: 0 30px 80px rgba(0, 0, 0, 0.55);
  --shadow-md: 0 14px 40px rgba(0, 0, 0, 0.4);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 22px;
  --container: 1200px;
  --gutter: max(22px, calc((100vw - var(--container)) / 2));
  color: var(--ink);
  font-family:
    "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-feature-settings: "ss01", "cv11";
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--ink);
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  position: relative;
}

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

img {
  display: block;
  max-width: 100%;
}

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

::selection {
  background: var(--accent);
  color: #050a0d;
}

.skip-link {
  background: var(--ink);
  color: var(--bg);
  border-radius: 8px;
  font-weight: 700;
  left: 16px;
  padding: 10px 14px;
  position: fixed;
  top: 12px;
  transform: translateY(-160%);
  z-index: 200;
}

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

/* ── Background atmosphere ──────────────────────────────── */

.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black, transparent 80%);
  opacity: 0.7;
}

.bg-orbs {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-orbs span {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.55;
  will-change: transform;
}

.bg-orbs span:nth-child(1) {
  background: radial-gradient(circle, rgba(214, 255, 90, 0.55), transparent 70%);
  width: 520px;
  height: 520px;
  top: -180px;
  right: -120px;
  animation: orb 22s ease-in-out infinite alternate;
}

.bg-orbs span:nth-child(2) {
  background: radial-gradient(circle, rgba(110, 231, 255, 0.4), transparent 70%);
  width: 460px;
  height: 460px;
  top: 40%;
  left: -160px;
  animation: orb 28s ease-in-out -8s infinite alternate;
}

.bg-orbs span:nth-child(3) {
  background: radial-gradient(circle, rgba(214, 255, 90, 0.28), transparent 70%);
  width: 380px;
  height: 380px;
  bottom: -120px;
  right: 20%;
  animation: orb 24s ease-in-out -14s infinite alternate;
}

@keyframes orb {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  100% { transform: translate3d(40px, 30px, 0) scale(1.08); }
}

main,
.site-header,
.site-footer {
  position: relative;
  z-index: 1;
}

/* ── Header ─────────────────────────────────────────────── */

.site-header {
  align-items: center;
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  background: rgba(5, 8, 10, 0.72);
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  min-height: 68px;
  padding: 12px var(--gutter);
  position: sticky;
  top: 0;
  z-index: 50;
}

.brand {
  align-items: center;
  display: inline-flex;
  font-weight: 700;
  font-size: 0.98rem;
  gap: 10px;
  letter-spacing: -0.01em;
}

.brand-mark {
  align-items: center;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--accent), #9eff66);
  border-radius: 8px;
  color: #05080a;
  display: inline-flex;
  height: 30px;
  justify-content: center;
  width: 30px;
  box-shadow: 0 0 0 1px rgba(214, 255, 90, 0.35), 0 8px 24px rgba(214, 255, 90, 0.25);
}

.site-nav {
  align-items: center;
  display: flex;
  gap: 4px;
}

.site-nav a {
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 9px 14px;
  transition: color 160ms ease, background-color 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.05);
}

.site-nav .nav-cta {
  background: var(--accent);
  color: #05080a;
  font-weight: 600;
  margin-left: 8px;
  padding: 9px 16px;
}

.site-nav .nav-cta:hover,
.site-nav .nav-cta:focus-visible {
  background: var(--accent-strong);
  color: #05080a;
}

.nav-toggle {
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  display: none;
  flex-direction: column;
  gap: 5px;
  height: 40px;
  justify-content: center;
  width: 40px;
  cursor: pointer;
}

.nav-toggle span {
  background: var(--ink);
  border-radius: 999px;
  display: block;
  height: 2px;
  width: 16px;
  transition: transform 200ms ease;
}

/* ── Shared section primitives ──────────────────────────── */

.hero,
.services,
.approach,
.product,
.contact,
.site-footer {
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.pill {
  align-items: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-soft);
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 500;
  gap: 8px;
  letter-spacing: 0.02em;
  padding: 6px 12px 6px 10px;
  width: fit-content;
}

.pill-dot {
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
  height: 7px;
  width: 7px;
  box-shadow: 0 0 12px var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.85); }
}

h1, h2, h3, h4, p, dl, dd, ul, ol {
  margin: 0;
}

h1, h2, h3 {
  letter-spacing: -0.02em;
  color: var(--ink);
}

h1 {
  font-size: clamp(2.6rem, 6.8vw, 5.6rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.96;
}

h2 {
  font-size: clamp(2rem, 4.2vw, 3.4rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.04;
}

h3 {
  font-size: 1.18rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

p {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.65;
}

.grad {
  background: linear-gradient(120deg, #d6ff5a 0%, #6ee7ff 60%, #d6ff5a 110%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.grad-wrap {
  display: inline-block;
  position: relative;
}

.underline-loop {
  position: absolute;
  left: 1%;
  right: 1%;
  bottom: -0.18em;
  width: 98%;
  height: 0.28em;
  color: var(--accent);
  filter: drop-shadow(0 0 8px rgba(214, 255, 90, 0.45));
  overflow: visible;
}

.underline-loop path {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: draw 1.6s ease-out 0.4s forwards;
}

@keyframes draw {
  to { stroke-dashoffset: 0; }
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 720px;
  margin-bottom: 56px;
}

.section-head p {
  font-size: 1.08rem;
}

/* ── Buttons ────────────────────────────────────────────── */

.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 12px;
  cursor: pointer;
  display: inline-flex;
  font-size: 0.95rem;
  font-weight: 600;
  gap: 8px;
  justify-content: center;
  letter-spacing: -0.005em;
  min-height: 48px;
  padding: 0 22px;
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
  white-space: nowrap;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button.primary {
  background: var(--accent);
  color: #05080a;
  box-shadow: 0 8px 28px rgba(214, 255, 90, 0.28);
}

.button.primary:hover,
.button.primary:focus-visible {
  background: var(--accent-strong);
  box-shadow: 0 12px 36px rgba(214, 255, 90, 0.4);
}

.button.ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line-strong);
  color: var(--ink);
}

.button.ghost:hover,
.button.ghost:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.22);
}

.inline-link {
  color: var(--ink);
  border-bottom: 1px solid var(--line-strong);
  transition: border-color 160ms ease, color 160ms ease;
}

.inline-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ── Hero ───────────────────────────────────────────────── */

.hero {
  padding-top: clamp(60px, 8vw, 120px);
  padding-bottom: clamp(80px, 9vw, 140px);
  position: relative;
}

.hero-inner {
  align-items: center;
  display: grid;
  gap: clamp(32px, 4vw, 64px);
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-copy h1 {
  margin-top: 4px;
  max-width: 14ch;
}

.hero-text {
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 1.4vw, 1.18rem);
  max-width: 52ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.hero-media {
  position: relative;
  aspect-ratio: 16 / 11;
}

.loop-orbit {
  position: absolute;
  width: 125%;
  aspect-ratio: 1 / 1;
  height: auto;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  filter: drop-shadow(0 0 60px rgba(214, 255, 90, 0.18));
  z-index: 0;
}

.loop-orbit .ring-faint {
  fill: none;
  stroke: rgba(255, 255, 255, 0.06);
  stroke-width: 1;
}

.loop-orbit .orbit-a ellipse,
.loop-orbit .orbit-b ellipse,
.loop-orbit .orbit-c ellipse {
  fill: none;
  stroke: rgba(214, 255, 90, 0.32);
  stroke-width: 1.2;
  stroke-dasharray: 1 5;
}

.loop-orbit .orbit-a {
  transform-origin: 260px 260px;
  animation: spin 32s linear infinite;
  will-change: transform;
}

.loop-orbit .orbit-b {
  transform-origin: 260px 260px;
  transform: rotate(35deg);
  animation: spin-rev 26s linear infinite;
  will-change: transform;
}

.loop-orbit .orbit-c {
  transform-origin: 260px 260px;
  transform: rotate(-25deg);
  animation: spin 40s linear infinite;
  will-change: transform;
}

.loop-orbit .orbit-dot {
  fill: var(--accent);
  filter: drop-shadow(0 0 6px var(--accent));
}

.loop-orbit .orbit-dot.small {
  fill: rgba(214, 255, 90, 0.75);
}

.loop-orbit .orbit-dot.xs {
  fill: var(--cyan);
  filter: drop-shadow(0 0 5px var(--cyan));
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes spin-rev {
  to { transform: rotate(-360deg); }
}

.hero-media-frame {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  height: 100%;
  overflow: hidden;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-lg);
}

.hero-media-frame img {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.hero-media-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 0%, rgba(214, 255, 90, 0.35), transparent 50%),
    linear-gradient(180deg, transparent 60%, rgba(5, 8, 10, 0.85));
  pointer-events: none;
}

.hero-chip {
  position: absolute;
  bottom: 22px;
  left: 22px;
  z-index: 2;
  background: rgba(8, 12, 14, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  padding: 14px 16px;
  display: grid;
  gap: 4px;
  min-width: 200px;
  box-shadow: var(--shadow-md);
}

.hero-chip strong {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.hero-chip small {
  color: var(--muted);
  font-size: 0.82rem;
}

.hero-chip-status {
  align-items: center;
  color: var(--accent);
  display: inline-flex;
  font-size: 0.74rem;
  font-weight: 600;
  gap: 6px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-chip-status span {
  background: var(--accent);
  border-radius: 50%;
  height: 6px;
  width: 6px;
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2.2s ease-in-out infinite;
}

.hero-meta {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(48px, 6vw, 88px);
}

.hero-meta > div {
  align-items: baseline;
  display: flex;
  gap: 12px;
  padding: 22px 4px 22px 0;
  border-right: 1px solid var(--line);
}

.hero-meta > div:last-child {
  border-right: 0;
}

.hero-meta > div:not(:first-child) {
  padding-left: 22px;
}

.meta-key {
  color: var(--muted-2);
  font-feature-settings: "tnum";
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.meta-val {
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 500;
}

/* ── Services ───────────────────────────────────────────── */

.services {
  padding-top: clamp(72px, 8vw, 120px);
  padding-bottom: clamp(72px, 8vw, 120px);
}

.service-list {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0;
  grid-template-columns: 1fr;
}

.service {
  align-items: start;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 32px;
  grid-template-columns: 120px minmax(0, 1fr);
  padding: 36px 0;
  position: relative;
  transition: background-color 220ms ease, padding-left 260ms ease;
}

.service::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent 70%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 500ms ease, opacity 300ms ease;
  opacity: 0;
}

.service:hover {
  background: rgba(255, 255, 255, 0.015);
  padding-left: 12px;
}

.service:hover::before {
  transform: scaleX(1);
  opacity: 1;
}

.service-index {
  color: var(--muted-2);
  font-family: "Inter", sans-serif;
  font-feature-settings: "tnum";
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding-top: 8px;
}

.service-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 720px;
}

.service-body h3 {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.service-body p {
  color: var(--ink-soft);
  font-size: 1.02rem;
  max-width: 60ch;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin-top: 8px;
  padding: 0;
}

.tag-list li {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.82rem;
  padding: 6px 12px;
}

/* ── Approach (loop) ───────────────────────────────────── */

.approach {
  padding-top: clamp(72px, 8vw, 120px);
  padding-bottom: clamp(72px, 8vw, 120px);
  position: relative;
}

.approach::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 0%, rgba(110, 231, 255, 0.08), transparent 50%);
  pointer-events: none;
}

.loop {
  counter-reset: loop;
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
  padding: 0;
  position: relative;
}

.loop li {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 220px;
  transition: border-color 220ms ease, transform 220ms ease;
}

.loop li:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
}

.loop-step {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.loop li h3 {
  font-size: 1.4rem;
  font-weight: 600;
  margin-top: 6px;
}

.loop li p {
  font-size: 0.96rem;
  line-height: 1.6;
}

/* ── Product ────────────────────────────────────────────── */

.product {
  padding-top: clamp(72px, 8vw, 120px);
  padding-bottom: clamp(72px, 8vw, 120px);
}

.product-stage {
  display: grid;
  gap: clamp(32px, 4vw, 56px);
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  align-items: start;
}

.product-mock {
  position: relative;
  aspect-ratio: 4 / 3.1;
  background:
    radial-gradient(circle at 20% 10%, rgba(110, 231, 255, 0.18), transparent 50%),
    radial-gradient(circle at 80% 90%, rgba(214, 255, 90, 0.18), transparent 55%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: 28px;
  box-shadow: var(--shadow-lg);
}

.mock-window {
  background: linear-gradient(180deg, #0e1518 0%, #0a1013 100%);
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  overflow: hidden;
  position: absolute;
  top: 28px;
  left: 28px;
  right: 28px;
  bottom: 80px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
}

.mock-chrome {
  align-items: center;
  background: rgba(255, 255, 255, 0.025);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 6px;
  padding: 12px 14px;
}

.mock-chrome span {
  background: rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  height: 9px;
  width: 9px;
}

.mock-chrome span:nth-child(1) { background: #ff6058; }
.mock-chrome span:nth-child(2) { background: #ffbd2e; }
.mock-chrome span:nth-child(3) { background: #28ca42; }

.mock-chrome em {
  color: var(--muted);
  font-size: 0.78rem;
  font-style: normal;
  margin-left: auto;
  margin-right: auto;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 999px;
  padding: 4px 14px;
}

.mock-body {
  display: grid;
  grid-template-columns: 110px 1fr;
  height: calc(100% - 41px);
}

.mock-side {
  background: rgba(255, 255, 255, 0.015);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px 14px;
}

.mock-avatar {
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  border-radius: 8px;
  height: 26px;
  margin-bottom: 6px;
  width: 26px;
}

.mock-line {
  background: rgba(255, 255, 255, 0.07);
  border-radius: 4px;
  height: 8px;
}

.mock-line.active {
  background: rgba(214, 255, 90, 0.5);
}

.mock-line.w70 { width: 70%; }
.mock-line.w60 { width: 60%; }
.mock-line.w55 { width: 55%; }
.mock-line.w50 { width: 50%; }
.mock-line.w45 { width: 45%; }
.mock-line.w40 { width: 40%; }
.mock-line.w35 { width: 35%; }
.mock-line.w20 { width: 20%; }

.mock-main {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px;
}

.mock-header {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

.mock-cards {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.mock-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  overflow: hidden;
}

.mock-card.accent {
  background: linear-gradient(135deg, rgba(214, 255, 90, 0.16), rgba(214, 255, 90, 0.04));
  border-color: rgba(214, 255, 90, 0.35);
}

.mock-tag {
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.mock-card strong {
  color: var(--ink);
  font-size: 1.18rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.mock-spark {
  background: linear-gradient(90deg, transparent, rgba(214, 255, 90, 0.6));
  border-radius: 2px;
  height: 3px;
  margin-top: 6px;
  width: 70%;
}
.mock-spark.s2 { background: linear-gradient(90deg, transparent, rgba(110, 231, 255, 0.6)); width: 85%; }
.mock-spark.s3 { background: linear-gradient(90deg, transparent, rgba(214, 255, 90, 0.9)); width: 60%; }

.mock-chart {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--line);
  border-radius: 10px;
  flex: 1;
  min-height: 80px;
  overflow: hidden;
  padding: 12px;
}

.mock-chart svg {
  display: block;
  height: 100%;
  width: 100%;
}

.mock-phone {
  position: absolute;
  bottom: 24px;
  right: 28px;
  width: 150px;
  aspect-ratio: 9 / 17.5;
  background: linear-gradient(180deg, #0c1316, #060a0c);
  border: 1px solid var(--line-strong);
  border-radius: 22px;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.6);
  padding: 10px;
}

.mock-phone-screen {
  background: linear-gradient(180deg, #0a1013, #0a0d0f);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 100%;
  padding: 14px 12px;
}

.mock-phone-card {
  background: linear-gradient(135deg, rgba(214, 255, 90, 0.22), rgba(214, 255, 90, 0.04));
  border: 1px solid rgba(214, 255, 90, 0.3);
  border-radius: 8px;
  height: 38px;
}

.mock-phone-card.alt {
  background: linear-gradient(135deg, rgba(110, 231, 255, 0.18), rgba(110, 231, 255, 0.02));
  border-color: rgba(110, 231, 255, 0.28);
  height: 28px;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.product-features > div {
  border-left: 2px solid var(--line);
  padding-left: 18px;
  transition: border-color 200ms ease;
}

.product-features > div:hover {
  border-left-color: var(--accent);
}

.product-features h3 {
  color: var(--ink);
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.product-features p {
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

.product-features .button {
  margin-top: 8px;
  align-self: flex-start;
}

/* ── Contact ────────────────────────────────────────────── */

.contact {
  padding-top: clamp(72px, 8vw, 120px);
  padding-bottom: clamp(72px, 8vw, 120px);
}

.contact-inner {
  background:
    radial-gradient(circle at 0% 0%, rgba(214, 255, 90, 0.08), transparent 50%),
    radial-gradient(circle at 100% 100%, rgba(110, 231, 255, 0.06), transparent 50%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  display: grid;
  gap: clamp(32px, 4vw, 56px);
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  padding: clamp(28px, 4vw, 56px);
}

.contact-head {
  margin-bottom: 0;
}

.contact-points {
  display: flex;
  flex-direction: column;
  gap: 10px;
  list-style: none;
  margin-top: 12px;
  padding: 0;
}

.contact-points li {
  align-items: center;
  color: var(--ink-soft);
  display: flex;
  font-size: 0.98rem;
  gap: 12px;
}

.contact-points span {
  color: var(--accent);
  font-weight: 600;
}

.contact-form {
  background: rgba(5, 8, 10, 0.5);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: grid;
  gap: 16px;
  padding: clamp(20px, 3vw, 32px);
}

.form-row {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

label {
  color: var(--muted);
  display: grid;
  font-size: 0.82rem;
  font-weight: 500;
  gap: 8px;
  letter-spacing: 0.01em;
}

label > span {
  color: var(--ink-soft);
}

input,
textarea {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  font-size: 0.96rem;
  min-height: 46px;
  padding: 12px 14px;
  transition: border-color 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
  width: 100%;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: var(--muted-2);
}

input:focus,
textarea:focus {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(214, 255, 90, 0.5);
  box-shadow: 0 0 0 3px rgba(214, 255, 90, 0.18);
  outline: none;
}

.contact-form .button {
  margin-top: 4px;
  width: 100%;
}

/* ── Footer ─────────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--line);
  padding-top: 64px;
  padding-bottom: 36px;
}

.footer-inner {
  display: grid;
  gap: 48px;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr);
  padding-bottom: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 380px;
}

.footer-brand p {
  color: var(--muted);
  font-size: 0.96rem;
}

.footer-nav {
  display: grid;
  gap: 32px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.footer-nav h3 {
  color: var(--muted-2);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  text-transform: uppercase;
}

.footer-nav a {
  color: var(--ink-soft);
  display: block;
  font-size: 0.96rem;
  margin-bottom: 8px;
  transition: color 160ms ease;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--accent);
}

.footer-base {
  align-items: center;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  padding-top: 28px;
}

.footer-base p {
  color: var(--muted-2);
  font-size: 0.86rem;
}

/* ── Reduced motion ─────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

/* ── Responsive ─────────────────────────────────────────── */

@media (max-width: 1080px) {
  .hero-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .hero-meta > div:nth-child(2) {
    border-right: 0;
  }
  .hero-meta > div:nth-child(3),
  .hero-meta > div:nth-child(4) {
    border-top: 1px solid var(--line);
  }
  .hero-meta > div:nth-child(3) {
    padding-left: 0;
  }
  .loop {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .product-stage {
    grid-template-columns: 1fr;
  }
  .product-mock {
    aspect-ratio: 5 / 3.4;
  }
}

@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }
  .hero-media {
    max-width: 760px;
    aspect-ratio: 5 / 3.4;
  }
  .contact-inner {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .site-header {
    padding-left: 18px;
    padding-right: 18px;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .site-nav {
    align-items: stretch;
    background: #05080a;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
    display: none;
    flex-direction: column;
    gap: 4px;
    left: 0;
    padding: 14px 18px 18px;
    position: fixed;
    right: 0;
    top: 68px;
    z-index: 60;
  }
  .site-nav.is-open {
    display: flex;
  }
  .site-nav a {
    border-radius: 10px;
    font-size: 1rem;
    padding: 12px 14px;
  }
  .site-nav .nav-cta {
    margin-left: 0;
    margin-top: 6px;
    text-align: center;
  }

  .hero,
  .services,
  .approach,
  .product,
  .contact,
  .site-footer {
    padding-left: 18px;
    padding-right: 18px;
  }

  h1 {
    font-size: clamp(2.4rem, 11vw, 4rem);
  }
  h2 {
    font-size: clamp(1.85rem, 8vw, 2.6rem);
  }

  .service {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 28px 0;
  }
  .service-index {
    padding-top: 0;
  }

  .loop {
    grid-template-columns: 1fr;
  }
  .loop li {
    min-height: 0;
  }

  .footer-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .product-mock {
    aspect-ratio: 4 / 3.6;
    padding: 18px;
  }
  .mock-window {
    top: 18px;
    left: 18px;
    right: 18px;
    bottom: 18px;
  }
  .mock-phone {
    display: none;
  }
  .mock-side {
    display: none;
  }
  .mock-body {
    grid-template-columns: 1fr;
  }
  .mock-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
  }
  .mock-card {
    padding: 8px;
  }
  .mock-card strong {
    font-size: 0.95rem;
  }
  .mock-tag {
    font-size: 0.58rem;
  }
  .mock-chrome em {
    font-size: 0.7rem;
    padding: 3px 10px;
  }
}

@media (max-width: 560px) {
  :root {
    --gutter: 18px;
  }
  .hero-actions,
  .hero-actions .button {
    width: 100%;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .hero-meta {
    grid-template-columns: 1fr;
  }
  .hero-meta > div {
    border-right: 0;
    border-top: 1px solid var(--line);
    padding-left: 0 !important;
  }
  .hero-meta > div:first-child {
    border-top: 0;
  }
  .hero-chip {
    bottom: 14px;
    left: 14px;
    min-width: 0;
    padding: 10px 12px;
  }
  .hero-chip strong {
    font-size: 0.92rem;
  }
  .footer-nav {
    grid-template-columns: 1fr;
  }
  .contact-form .button {
    min-height: 52px;
  }
}