/* ==========================================================================
   Kouen AI Limited — Design system
   Ink / bone / crimson. Editorial serif + precise sans.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --ink: #08080a;
  --ink-1: #0d0d10;
  --ink-2: #121216;
  --ink-3: #191920;
  --bone: #f7f3ec;
  --bone-2: #efe8dc;
  --paper: #fcfaf6;

  --crimson: #c8202b;
  --crimson-2: #ee343f;
  --ember: #ff6b45;
  --gold: #d8a657;

  --text: #edeae4;
  --text-dim: #b6b3b8;
  --muted: #8c8a90;
  --muted-2: #93909a;

  --ink-text: #14131a;
  --ink-muted: #5c5a5f;

  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.18);
  --line-ink: rgba(16, 16, 20, 0.12);

  --serif: "Instrument Serif", "Iowan Old Style", "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;

  --maxw: 1240px;
  --gutter: clamp(20px, 5vw, 56px);
  --sp: clamp(76px, 10.5vw, 148px);
  --radius: 20px;
  --radius-sm: 12px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --header-h: 74px;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
* {
  margin: 0;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}
body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
body.is-locked {
  overflow: hidden;
}
img,
svg {
  display: block;
  max-width: 100%;
}
img {
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}
ul,
ol {
  list-style: none;
  padding: 0;
}
::selection {
  background: var(--crimson);
  color: #fff;
}
:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 3px;
  border-radius: 4px;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .ticker {
    overflow-x: auto;
  }
  .ticker__track {
    animation: none !important;
    transform: none !important;
  }
  .ticker__group:nth-child(2) {
    display: none;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ---------- Layout ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.wrap--wide {
  max-width: 1500px;
}
.section {
  padding-block: var(--sp);
  position: relative;
}
.bg-bone {
  background: var(--bone);
  color: var(--ink-text);
}
.bg-bone2 {
  background: var(--bone-2);
  color: var(--ink-text);
}
.bg-ink2 {
  background: var(--ink-1);
}
.bg-bone ::selection,
.bg-bone2 ::selection {
  background: var(--ink);
  color: var(--bone);
}
.bg-bone :focus-visible,
.bg-bone2 :focus-visible {
  outline-color: var(--crimson);
}
.hairline {
  height: 1px;
  background: var(--line);
  border: 0;
}
.bg-bone .hairline,
.bg-bone2 .hairline {
  background: var(--line-ink);
}

/* Skip link */
.skip {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 200;
  background: var(--crimson);
  color: #fff;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 0.85rem;
  transition: top 0.2s var(--ease);
}
.skip:focus {
  top: 16px;
}

/* ---------- Typography ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 28px;
  line-height: 1;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}
.bg-bone .eyebrow,
.bg-bone2 .eyebrow {
  color: var(--crimson);
}
.eyebrow--plain::before {
  display: none;
}

.display {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(3.1rem, 6.6vw, 6.2rem);
  line-height: 0.95;
  letter-spacing: -0.022em;
  text-wrap: balance;
}
.display em,
.h2 em {
  font-style: italic;
  color: var(--crimson-2);
}
.bg-bone .display em,
.bg-bone .h2 em,
.bg-bone2 .display em,
.bg-bone2 .h2 em {
  color: var(--crimson);
}

.h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.15rem, 4.3vw, 3.9rem);
  line-height: 1.02;
  letter-spacing: -0.018em;
  text-wrap: balance;
}
.h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.45rem, 2.2vw, 1.9rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.lead {
  font-size: clamp(1.06rem, 1.32vw, 1.24rem);
  line-height: 1.7;
  color: var(--text-dim);
  max-width: 46ch;
}
.bg-bone .lead,
.bg-bone2 .lead {
  color: var(--ink-muted);
}
.body-copy {
  color: var(--text-dim);
  max-width: 60ch;
}
.bg-bone .body-copy,
.bg-bone2 .body-copy {
  color: var(--ink-muted);
}
.strong {
  color: var(--text);
  font-weight: 500;
}
.bg-bone .strong,
.bg-bone2 .strong {
  color: var(--ink-text);
}
.mono-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- Grain overlay ---------- */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  opacity: 0.032;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Progress bar ---------- */
.progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  z-index: 120;
  background: linear-gradient(90deg, var(--crimson), var(--ember));
  transition: width 0.1s linear;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 130;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease),
    backdrop-filter 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-stuck {
  background: rgba(8, 8, 10, 0.78);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
}
.brand {
  display: inline-flex;
  align-items: center;
  margin-right: auto;
  line-height: 1;
}
/* Official bilingual lockup (flame + 紅炎智能有限公司 / KOUEN AI LIMITED),
   pre-composed so the mark and wordmark keep their exact relationship. */
.brand__logo {
  height: 38px;
  width: auto;
}
.nav {
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav a {
  font-size: 0.86rem;
  font-weight: 450;
  color: var(--text-dim);
  position: relative;
  padding-block: 6px;
  transition: color 0.25s var(--ease);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--ember);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s var(--ease);
}
.nav a:hover,
.nav a[aria-current="page"] {
  color: #fff;
}
.nav a:hover::after,
.nav a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}
.header-cta {
  margin-left: 6px;
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-right: -10px;
  background: none;
  border: 0;
  cursor: pointer;
  position: relative;
  z-index: 131;
}
.nav-toggle span {
  position: absolute;
  left: 11px;
  width: 22px;
  height: 1.5px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.4s var(--ease), opacity 0.3s var(--ease),
    top 0.4s var(--ease);
}
.nav-toggle span:nth-child(1) {
  top: 17px;
}
.nav-toggle span:nth-child(2) {
  top: 25px;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  top: 21px;
  transform: rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  top: 21px;
  transform: rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: rgba(8, 8, 10, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: calc(var(--header-h) + 32px) var(--gutter) 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0.4s;
}
.mobile-menu[data-open="true"] {
  opacity: 1;
  visibility: visible;
}
.mobile-menu__links {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4vh;
}
.mobile-menu__links a {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 11vw, 3.6rem);
  line-height: 1.18;
  color: var(--text);
  display: flex;
  align-items: baseline;
  gap: 16px;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.mobile-menu[data-open="true"] .mobile-menu__links a {
  opacity: 1;
  transform: none;
}
.mobile-menu[data-open="true"] .mobile-menu__links a:nth-child(2) {
  transition-delay: 40ms;
}
.mobile-menu[data-open="true"] .mobile-menu__links a:nth-child(3) {
  transition-delay: 80ms;
}
.mobile-menu[data-open="true"] .mobile-menu__links a:nth-child(4) {
  transition-delay: 120ms;
}
.mobile-menu[data-open="true"] .mobile-menu__links a:nth-child(5) {
  transition-delay: 160ms;
}
.mobile-menu__links a span {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--crimson-2);
  letter-spacing: 0.1em;
}
.mobile-menu__foot {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--text-dim);
}
.mobile-menu__foot a {
  color: #fff;
}

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: linear-gradient(180deg, #e8293a, #b3151f);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--btn-bg);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22),
    0 14px 40px -16px rgba(228, 37, 47, 0.65);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    filter 0.3s var(--ease);
}
.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25),
    0 20px 46px -16px rgba(228, 37, 47, 0.75);
}
.btn:active {
  transform: translateY(0);
}
.btn__arrow {
  transition: transform 0.3s var(--ease);
}
.btn:hover .btn__arrow {
  transform: translateX(3px);
}
.btn--sm {
  padding: 11px 20px;
  font-size: 0.83rem;
}
.btn--ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--text);
  box-shadow: none;
}
.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: none;
  filter: none;
}
.btn--ink {
  background: var(--ink);
  color: var(--bone);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 16px 40px -20px rgba(8, 8, 10, 0.7);
}
.btn--outline {
  background: transparent;
  border-color: rgba(16, 16, 20, 0.22);
  color: var(--ink-text);
  box-shadow: none;
}
.btn--outline:hover {
  background: rgba(16, 16, 20, 0.05);
  border-color: rgba(16, 16, 20, 0.4);
  filter: none;
}
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ember);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: gap 0.3s var(--ease), border-color 0.3s var(--ease);
}
.bg-bone .link-arrow,
.bg-bone2 .link-arrow {
  color: var(--crimson);
}
.link-arrow:hover {
  gap: 14px;
  border-bottom-color: currentColor;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-h) + clamp(40px, 8vh, 90px));
  padding-bottom: clamp(48px, 8vh, 90px);
  overflow: hidden;
  isolation: isolate;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(
      1000px 600px at 78% 18%,
      rgba(200, 32, 43, 0.18),
      transparent 62%
    ),
    radial-gradient(
      700px 500px at 10% 90%,
      rgba(255, 107, 69, 0.07),
      transparent 60%
    ),
    linear-gradient(180deg, #08080a 0%, #0a0a0d 60%, #08080a 100%);
}
.hero__bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 88px 88px;
  opacity: 0.28;
  mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 78%);
}
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.hero__content {
  position: relative;
  z-index: 2;
}
.hero h1 {
  margin-bottom: 30px;
}
.hero .lead {
  margin-bottom: 38px;
  max-width: 44ch;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-bottom: clamp(36px, 6vh, 64px);
}
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 26px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.63rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero__meta li {
  display: flex;
  align-items: center;
  gap: 9px;
}
.hero__meta li + li::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--crimson-2);
  margin-right: 8px;
}

/* Emblem */
.emblem {
  position: relative;
  aspect-ratio: 1;
  width: 100%;
  max-width: 500px;
  margin-inline: auto;
  display: grid;
  place-items: center;
}
.emblem__rings {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.emblem__rings .ring-a {
  transform-origin: 50% 50%;
  animation: spin 90s linear infinite;
}
.emblem__rings .ring-b {
  transform-origin: 50% 50%;
  animation: spin 140s linear infinite reverse;
}
.emblem__glow {
  position: absolute;
  width: 62%;
  height: 62%;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(228, 37, 47, 0.4) 0%,
    rgba(200, 32, 43, 0.16) 42%,
    transparent 70%
  );
  filter: blur(26px);
  animation: breathe 7s ease-in-out infinite;
}
.emblem__flame {
  position: relative;
  width: 40%;
  height: auto;
  filter: drop-shadow(0 0 26px rgba(228, 37, 47, 0.5))
    drop-shadow(0 0 70px rgba(228, 37, 47, 0.22));
}
.emblem__chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(18, 18, 22, 0.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  white-space: nowrap;
}
.emblem__chip i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ember);
  box-shadow: 0 0 10px var(--ember);
}
.emblem__chip--1 {
  top: 15%;
  right: 2%;
}
.emblem__chip--2 {
  bottom: 22%;
  left: 0;
}
.emblem__chip--3 {
  bottom: 4%;
  right: 14%;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
@keyframes breathe {
  0%,
  100% {
    opacity: 0.75;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.06);
  }
}

/* ---------- Ticker ---------- */
.ticker {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-block: 20px;
  overflow: hidden;
  position: relative;
  background: var(--ink-1);
  mask-image: linear-gradient(
    90deg,
    transparent,
    #000 8%,
    #000 92%,
    transparent
  );
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent,
    #000 8%,
    #000 92%,
    transparent
  );
}
.ticker__track {
  display: flex;
  width: max-content;
  animation: marquee 46s linear infinite;
}
.ticker:hover .ticker__track {
  animation-play-state: paused;
}
.ticker__group {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 34px;
  padding-right: 34px;
  font-size: clamp(0.9rem, 1.15vw, 1.02rem);
  letter-spacing: 0.01em;
  color: var(--text-dim);
  white-space: nowrap;
}
.ticker__item::after {
  content: "✳";
  color: var(--crimson-2);
  font-size: 0.72em;
}
@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}

/* ---------- Section head ---------- */
.sec-head {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(24px, 5vw, 80px);
  align-items: end;
  margin-bottom: clamp(40px, 5.5vw, 72px);
}
.sec-head .lead {
  padding-bottom: 6px;
}
.sec-head--center {
  grid-template-columns: 1fr;
  text-align: center;
  justify-items: center;
}
.sec-head--center .lead {
  margin-inline: auto;
}

/* ---------- Principles ---------- */
.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(36px, 6vw, 96px);
  align-items: start;
}
.split__sticky {
  position: sticky;
  top: calc(var(--header-h) + 40px);
}
.principles {
  display: grid;
}
.principle {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  padding: 26px 0;
  border-top: 1px solid var(--line-ink);
}
.principle:last-child {
  border-bottom: 1px solid var(--line-ink);
}
.principle__num {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--crimson);
  padding-top: 6px;
}
.principle h3 {
  font-size: 1.06rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  margin-bottom: 6px;
  color: var(--ink-text);
}
.principle p {
  font-size: 0.94rem;
  color: var(--ink-muted);
  max-width: 46ch;
  line-height: 1.65;
}
.bg-ink2 .principle,
.section--dark .principle {
  border-color: var(--line);
}
.bg-ink2 .principle h3 {
  color: var(--text);
}
.bg-ink2 .principle p {
  color: var(--text-dim);
}

/* ---------- Service cards ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.service-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line-ink);
  border-radius: var(--radius);
  padding: clamp(26px, 3vw, 38px);
  display: flex;
  flex-direction: column;
  gap: 18px;
  overflow: hidden;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease),
    border-color 0.45s var(--ease);
}
.service-card::before {
  content: "";
  position: absolute;
  inset: auto -40% -60% -40%;
  height: 220px;
  background: radial-gradient(
    circle at 50% 50%,
    rgba(200, 32, 43, 0.1),
    transparent 65%
  );
  opacity: 0;
  transition: opacity 0.5s var(--ease);
  pointer-events: none;
}
.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(200, 32, 43, 0.32);
  box-shadow: 0 30px 70px -40px rgba(16, 16, 20, 0.45);
}
.service-card:hover::before {
  opacity: 1;
}
.service-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.service-card__num {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  color: var(--crimson);
}
.service-card__tag {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  border: 1px solid var(--line-ink);
  border-radius: 999px;
  padding: 5px 10px;
}
.service-card h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.5rem, 2.1vw, 1.82rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--ink-text);
}
.service-card p {
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--ink-muted);
}
.service-card__list {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--line-ink);
  display: grid;
  gap: 8px;
}
.service-card__list li {
  font-size: 0.86rem;
  color: var(--ink-text);
  display: flex;
  gap: 10px;
  align-items: baseline;
}
.service-card__list li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--crimson);
  flex-shrink: 0;
  transform: translateY(-2px);
}
.service-card__link {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color 0.3s var(--ease), gap 0.3s var(--ease);
}
.service-card:hover .service-card__link {
  color: var(--crimson);
  gap: 12px;
}

/* ---------- Stats ---------- */
.stats-band {
  position: relative;
  overflow: hidden;
}
.stats-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    800px 420px at 85% 0%,
    rgba(200, 32, 43, 0.18),
    transparent 65%
  );
  pointer-events: none;
}
.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
  position: relative;
}
.stat {
  background: var(--ink);
  padding: clamp(30px, 4vw, 48px) clamp(18px, 2.4vw, 34px);
}
.stat__value {
  font-family: var(--serif);
  font-size: clamp(2.7rem, 4.6vw, 4.1rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 14px;
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.stat__value sup {
  font-size: 0.36em;
  color: var(--crimson-2);
  top: -0.9em;
  position: relative;
  letter-spacing: 0;
}
.stat__label {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.7;
}

/* ---------- Approach ---------- */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 4vw, 56px);
  counter-reset: step;
}
.step {
  border-top: 1px solid var(--line-strong);
  padding-top: 26px;
  position: relative;
}
.step::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 46px;
  height: 1px;
  background: var(--crimson-2);
}
.step__num {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--crimson-2);
  margin-bottom: 20px;
  display: block;
}
.step h3 {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2vw, 1.7rem);
  font-weight: 400;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.step p {
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--text-dim);
}
.step__meta {
  margin-top: 18px;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- Snapshot list ---------- */
.snapshots {
  border-top: 1px solid var(--line-ink);
}
.snapshot {
  display: grid;
  grid-template-columns: 88px minmax(0, 1.15fr) minmax(0, 1fr) auto;
  gap: clamp(16px, 3vw, 40px);
  align-items: center;
  padding: clamp(24px, 3.2vw, 36px) 0;
  border-bottom: 1px solid var(--line-ink);
  transition: background 0.35s var(--ease);
  position: relative;
}
.snapshot:hover {
  background: rgba(200, 32, 43, 0.035);
}
.snapshot__tag {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  line-height: 1.7;
}
.snapshot h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.2rem, 1.9vw, 1.5rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink-text);
}
.snapshot p {
  font-size: 0.88rem;
  color: var(--ink-muted);
  line-height: 1.6;
}
.snapshot__arrow {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line-ink);
  display: grid;
  place-items: center;
  color: var(--ink-muted);
  transition: all 0.35s var(--ease);
  flex-shrink: 0;
}
.snapshot:hover .snapshot__arrow {
  background: var(--crimson);
  border-color: var(--crimson);
  color: #fff;
  transform: rotate(-45deg);
}

/* ---------- Founder quote ---------- */
.founder {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(32px, 6vw, 90px);
  align-items: center;
}
.founder__portrait {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  background: radial-gradient(
      120% 90% at 50% 0%,
      rgba(200, 32, 43, 0.24),
      transparent 60%
    ),
    linear-gradient(160deg, #14141a, #0a0a0d 60%);
  border: 1px solid var(--line-ink);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.founder__portrait img {
  width: 34%;
  filter: drop-shadow(0 10px 40px rgba(228, 37, 47, 0.4));
}
.founder__portrait::after {
  content: "AC";
  position: absolute;
  bottom: 22px;
  left: 24px;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--muted);
}
.founder__portrait::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.4;
  mask-image: radial-gradient(circle at 50% 50%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000, transparent 75%);
}
.quote {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.9vw, 2.5rem);
  line-height: 1.24;
  letter-spacing: -0.015em;
  color: var(--ink-text);
  margin-bottom: 30px;
  text-wrap: pretty;
}
.quote em {
  font-style: italic;
  color: var(--crimson);
}
.quote__by {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 24px;
  border-top: 1px solid var(--line-ink);
}
.quote__by strong {
  display: block;
  font-size: 0.92rem;
  font-weight: 600;
}
.quote__by span {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.quote__flame {
  width: 18px;
  filter: none;
}

/* ---------- FAQ ---------- */
.faq {
  border-top: 1px solid var(--line-ink);
}
.faq details {
  border-bottom: 1px solid var(--line-ink);
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 26px 0;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  font-size: clamp(1rem, 1.25vw, 1.1rem);
  font-weight: 500;
  color: var(--ink-text);
  transition: color 0.25s var(--ease);
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary:hover {
  color: var(--crimson);
}
.faq summary .plus {
  flex-shrink: 0;
  width: 15px;
  height: 15px;
  position: relative;
  align-self: center;
}
.faq summary .plus::before,
.faq summary .plus::after {
  content: "";
  position: absolute;
  background: currentColor;
  transition: transform 0.35s var(--ease), opacity 0.35s var(--ease);
}
.faq summary .plus::before {
  top: 7px;
  left: 0;
  width: 15px;
  height: 1.2px;
}
.faq summary .plus::after {
  left: 7px;
  top: 0;
  height: 15px;
  width: 1.2px;
}
.faq details[open] summary .plus::after {
  transform: rotate(90deg);
  opacity: 0;
}
.faq details[open] summary {
  color: var(--crimson);
}
.faq__body {
  padding: 0 0 28px;
  max-width: 62ch;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--ink-muted);
}

/* ---------- CTA ---------- */
.cta {
  position: relative;
  overflow: hidden;
  padding-block: clamp(80px, 12vw, 150px);
  text-align: center;
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
      700px 400px at 50% 110%,
      rgba(200, 32, 43, 0.34),
      transparent 65%
    ),
    radial-gradient(
      500px 300px at 50% 0%,
      rgba(255, 107, 69, 0.08),
      transparent 60%
    );
  pointer-events: none;
}
.cta__inner {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 26px;
}
.cta .display {
  font-size: clamp(2.6rem, 6vw, 5.4rem);
}
.cta p {
  max-width: 48ch;
  color: var(--text-dim);
  font-size: clamp(1rem, 1.2vw, 1.1rem);
}
.cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 8px;
}
.cta__alt {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.cta__alt a {
  color: var(--text);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
  transition: color 0.25s, border-color 0.25s;
}
.cta__alt a:hover {
  color: var(--ember);
  border-color: var(--ember);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding-top: clamp(56px, 7vw, 80px);
  padding-bottom: 32px;
  background: var(--ink);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.7fr) minmax(0, 0.9fr);
  gap: clamp(32px, 5vw, 64px);
  padding-bottom: clamp(40px, 6vw, 64px);
}
.footer-brand .brand {
  margin-bottom: 26px;
}
.footer-logo {
  height: 76px;
  width: auto;
}
.footer-brand p {
  font-size: 0.9rem;
  color: var(--muted);
  max-width: 34ch;
  line-height: 1.7;
}
.footer-col h4 {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 18px;
  font-weight: 500;
}
.footer-col ul {
  display: grid;
  gap: 11px;
}
.footer-col a {
  font-size: 0.9rem;
  color: var(--text-dim);
  transition: color 0.25s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.footer-col a:hover {
  color: #fff;
}
.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
}
.footer-bottom a {
  color: var(--muted-2);
}
.footer-bottom a:hover {
  color: var(--text);
}

/* ---------- Page hero (interior) ---------- */
.page-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(56px, 10vh, 110px));
  padding-bottom: clamp(48px, 8vh, 88px);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
      900px 460px at 80% 0%,
      rgba(200, 32, 43, 0.2),
      transparent 62%
    ),
    linear-gradient(180deg, #08080a, #0b0b0e);
  z-index: -1;
}
.page-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
}
.page-hero h1 {
  font-size: clamp(2.9rem, 6vw, 5.6rem);
}
.page-hero .lead {
  padding-bottom: 8px;
}
.crumbs {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 26px;
  display: flex;
  gap: 10px;
}
.crumbs a:hover {
  color: var(--text);
}

/* ---------- Service detail ---------- */
.svc {
  display: grid;
  grid-template-columns: minmax(0, 0.42fr) minmax(0, 0.58fr);
  gap: clamp(32px, 6vw, 90px);
  padding-block: clamp(48px, 7vw, 88px);
  border-bottom: 1px solid var(--line-ink);
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.svc:first-of-type {
  border-top: 1px solid var(--line-ink);
}
.svc__aside {
  align-self: stretch;
  display: flex;
  flex-direction: column;
}
.svc__mark {
  margin-top: auto;
  padding-top: 40px;
  font-family: var(--serif);
  font-size: clamp(5rem, 9vw, 8rem);
  line-height: 0.72;
  letter-spacing: -0.05em;
  color: rgba(200, 32, 43, 0.09);
  pointer-events: none;
  user-select: none;
}
.svc__index {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  color: var(--crimson);
  display: block;
  margin-bottom: 16px;
}
.svc h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.9rem, 3.3vw, 2.9rem);
  line-height: 1.06;
  letter-spacing: -0.018em;
  color: var(--ink-text);
  margin-bottom: 16px;
}
.svc__aside p {
  font-size: 0.92rem;
  color: var(--ink-muted);
  line-height: 1.7;
  max-width: 34ch;
}
.svc__body > p {
  font-size: clamp(1rem, 1.25vw, 1.1rem);
  line-height: 1.8;
  color: var(--ink-muted);
  margin-bottom: 32px;
  max-width: 58ch;
}
.svc__body h3 {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-text);
  margin-bottom: 18px;
  font-weight: 500;
}
.svc__cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 48px);
  margin-bottom: 34px;
}
.checklist {
  display: grid;
  gap: 12px;
}
.checklist li {
  position: relative;
  padding-left: 25px;
  font-size: 0.9rem;
  color: var(--ink-muted);
  line-height: 1.55;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 10px;
  height: 1px;
  background: var(--crimson);
}
.svc__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 24px;
  border-top: 1px solid var(--line-ink);
}
.pill {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  border: 1px solid var(--line-ink);
  border-radius: 999px;
  padding: 6px 12px;
}

/* ---------- Engagement models ---------- */
.models {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.model {
  background: var(--paper);
  border: 1px solid var(--line-ink);
  border-radius: var(--radius);
  padding: clamp(24px, 3vw, 34px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}
.model:hover {
  transform: translateY(-4px);
  border-color: rgba(200, 32, 43, 0.3);
}
.model__kicker {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--crimson);
}
.model h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.5rem;
  color: var(--ink-text);
}
.model p {
  font-size: 0.9rem;
  color: var(--ink-muted);
  line-height: 1.65;
}
.model__foot {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--line-ink);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

/* ---------- About ---------- */
.about-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(32px, 6vw, 90px);
  align-items: start;
}
.about-intro h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.4vw, 2.9rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--ink-text);
  margin-bottom: 24px;
}
.about-intro h2 em {
  font-style: italic;
  color: var(--crimson);
}
.about-intro p + p {
  margin-top: 18px;
}
.about-intro p {
  color: var(--ink-muted);
  font-size: 1rem;
  line-height: 1.8;
}
.credentials {
  background: var(--paper);
  border: 1px solid var(--line-ink);
  border-radius: var(--radius);
  padding: clamp(24px, 3vw, 34px);
}
.credentials h3 {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 20px;
  font-weight: 500;
}
.credentials ul {
  display: grid;
  gap: 14px;
}
.credentials li {
  display: grid;
  gap: 2px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-ink);
}
.credentials li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.credentials strong {
  font-size: 0.9rem;
  font-weight: 550;
  color: var(--ink-text);
}
.credentials span {
  font-size: 0.78rem;
  color: var(--ink-muted);
  line-height: 1.5;
}

/* Timeline */
.timeline {
  position: relative;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.tl-item {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: clamp(16px, 4vw, 56px);
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}
.tl-item__year {
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  color: var(--crimson-2);
  padding-top: 5px;
}
.tl-item h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.35rem;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.tl-item p {
  color: var(--text-dim);
  font-size: 0.92rem;
  line-height: 1.7;
  max-width: 62ch;
}
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.expertise {
  background: var(--ink);
  padding: clamp(24px, 3vw, 36px);
}
.expertise h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.28rem;
  margin-bottom: 10px;
}
.expertise p {
  font-size: 0.87rem;
  color: var(--muted);
  line-height: 1.65;
}
.bg-bone .step__num,
.bg-bone2 .step__num {
  color: var(--crimson);
}
.bg-bone .step h3,
.bg-bone2 .step h3 {
  color: var(--ink-text);
}
.bg-bone .step p,
.bg-bone2 .step p {
  color: var(--ink-muted);
}
.expertise__num {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  color: var(--crimson-2);
  display: block;
  margin-bottom: 18px;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: clamp(36px, 6vw, 90px);
  align-items: start;
}
.form {
  display: grid;
  gap: 22px;
}
.field {
  display: grid;
  gap: 9px;
}
.field label {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.field input,
.field textarea,
.field select {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(16, 16, 20, 0.22);
  border-radius: 0;
  padding: 11px 0;
  font-size: 1rem;
  color: var(--ink-text);
  transition: border-color 0.3s var(--ease), background 0.3s;
  appearance: none;
}
.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235c5a5f' stroke-width='1.4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 2px center;
  padding-right: 24px;
}
.field textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}
.field input::placeholder,
.field textarea::placeholder {
  color: rgba(92, 90, 95, 0.55);
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-bottom-color: var(--crimson);
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.form__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-top: 6px;
}
.form__note {
  font-size: 0.78rem;
  color: var(--ink-muted);
  line-height: 1.6;
  max-width: 34ch;
}
.form__status {
  font-size: 0.86rem;
  color: var(--crimson);
  min-height: 1.2em;
}
.contact-card {
  background: var(--paper);
  border: 1px solid var(--line-ink);
  border-radius: var(--radius);
  padding: clamp(26px, 3.4vw, 40px);
  display: grid;
  gap: 26px;
}
.contact-card h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.5rem;
  color: var(--ink-text);
}
.contact-block {
  display: grid;
  gap: 4px;
}
.contact-block dt {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 2px;
}
.contact-block dd {
  margin: 0;
  font-size: 0.98rem;
  color: var(--ink-text);
}
.contact-block dd a {
  border-bottom: 1px solid rgba(16, 16, 20, 0.2);
  transition: border-color 0.25s, color 0.25s;
}
.contact-block dd a:hover {
  color: var(--crimson);
  border-color: var(--crimson);
}
.contact-list {
  display: grid;
  gap: 22px;
}
.contact-note {
  border-top: 1px solid var(--line-ink);
  padding-top: 20px;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--ink-muted);
}
.contact-note strong {
  color: var(--ink-text);
  font-weight: 550;
}

/* ---------- Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--d, 0ms);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav {
    gap: 22px;
  }
  .header-cta {
    display: none;
  }
  .hero__grid {
    grid-template-columns: 1fr 0.8fr;
  }
}

@media (max-width: 900px) {
  :root {
    --header-h: 66px;
  }
  .brand__logo {
    height: 34px;
  }
  .footer-logo {
    height: 64px;
  }
  .nav,
  .header-cta {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
  .hero {
    min-height: auto;
    padding-top: calc(var(--header-h) + 48px);
    padding-bottom: 64px;
  }
  .hero__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero__content {
    order: 1;
  }
  .emblem {
    order: 2;
    max-width: 340px;
  }
  .emblem__chip--1 {
    right: 0;
  }
  .sec-head,
  .split,
  .founder,
  .page-hero__grid,
  .about-intro,
  .contact-grid,
  .svc {
    grid-template-columns: 1fr;
  }
  .split__sticky,
  .svc__aside {
    position: static;
  }
  .svc__mark {
    display: none;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .stats {
    grid-template-columns: 1fr 1fr;
  }
  .approach-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .snapshot {
    grid-template-columns: 72px 1fr auto;
    gap: 16px;
  }
  .snapshot p {
    grid-column: 2 / 3;
  }
  .snapshot__arrow {
    grid-row: 1;
    grid-column: 3;
  }
  .models,
  .expertise-grid {
    grid-template-columns: 1fr;
  }
  .svc__cols {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
  .tl-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .quote {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }
  .founder__portrait {
    max-width: 320px;
  }
}

@media (min-width: 601px) and (max-width: 900px) {
  .hero {
    min-height: auto;
    padding-top: calc(var(--header-h) + 56px);
    padding-bottom: 64px;
  }
  .hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 32px;
    align-items: center;
  }
  .hero h1 {
    font-size: clamp(3rem, 7vw, 4.4rem);
  }
  .hero .lead {
    font-size: 1rem;
  }
  .hero__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .hero__meta li + li::before {
    display: none;
  }
  .emblem {
    max-width: 320px;
  }
  .emblem__chip {
    font-size: 0.52rem;
    padding: 7px 11px;
  }
  .emblem__chip--3 {
    display: none;
  }
  .hero__actions .btn {
    padding: 13px 20px;
    font-size: 0.85rem;
  }
}

@media (max-width: 600px) {
  .brand__logo {
    height: 31px;
  }
  .footer-logo {
    height: 58px;
  }
  .hero h1 {
    font-size: clamp(2.85rem, 13.5vw, 4rem);
  }
  .display {
    font-size: clamp(2.6rem, 12vw, 3.6rem);
  }
  .hero__actions .btn {
    flex: 1 1 100%;
  }
  .hero__actions {
    gap: 10px;
  }
  .hero__meta {
    gap: 8px 0;
    flex-direction: column;
    align-items: flex-start;
  }
  .hero__meta li + li::before {
    display: none;
  }
  .stats {
    grid-template-columns: 1fr 1fr;
  }
  .stat {
    padding: 26px 18px;
  }
  .snapshot {
    grid-template-columns: 1fr auto;
    gap: 10px 16px;
  }
  .snapshot__tag {
    grid-column: 1 / -1;
  }
  .snapshot p {
    grid-column: 1 / -1;
  }
  .snapshot h3 {
    grid-column: 1;
  }
  .snapshot__arrow {
    grid-column: 2;
    grid-row: 2;
    align-self: center;
  }
  .form-row,
  .field-row {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .page-hero {
    padding-top: calc(var(--header-h) + 42px);
  }
  .cta .display {
    font-size: clamp(2.3rem, 10.5vw, 3.2rem);
  }
  .btn {
    padding: 14px 22px;
  }
  .cta__actions .btn {
    flex: 1 1 100%;
  }
  .emblem__chip {
    font-size: 0.52rem;
    padding: 7px 11px;
  }
}

/* very small */
@media (max-width: 360px) {
  .stats {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 380px) {
  .emblem__chip--2 {
    display: none;
  }
}