/* =========================================================
   NMDY — AI Development Team
   Mono palette. Editorial typography. Sharp & confident.
========================================================= */

:root {
  --bg: #ffffff;
  --fg: #0a0a0a;
  --fg-soft: #404040;
  --fg-mute: #8a8a8a;
  --line: #e6e6e6;
  --line-strong: #0a0a0a;
  --invert-bg: #0a0a0a;
  --invert-fg: #ffffff;
  --invert-mute: #888888;
  --accent: #0a0a0a;

  --font-sans: "Inter", "Noto Sans JP", system-ui, -apple-system, "Segoe UI", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  --font-display: "Space Grotesk", "Inter", "Noto Sans JP", sans-serif;
  --font-jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;

  --pad-x: clamp(20px, 5vw, 96px);
  --ease: cubic-bezier(.2, .8, .2, 1);
  --ease-out: cubic-bezier(.22, 1, .36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
*::selection { background: var(--fg); color: var(--bg); }

html { scroll-behavior: smooth; }
html, body { height: 100%; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "palt";
  line-height: 1.7;
  letter-spacing: .01em;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: 0; color: inherit; }
ul, ol { list-style: none; }
img, svg { display: block; max-width: 100%; }
input, textarea, select { font: inherit; color: inherit; }

/* ========== LOADER ========== */
.loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--fg);
  color: var(--bg);
  display: grid; place-items: center;
  transition: opacity .6s var(--ease), visibility .6s var(--ease);
}
.loader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader__inner { display: flex; flex-direction: column; align-items: center; gap: 24px; }
.loader__text {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: .5em;
  font-size: clamp(20px, 4vw, 32px);
}
.loader__bar {
  width: 200px; height: 1px; background: rgba(255,255,255,.18); position: relative; overflow: hidden;
}
.loader__bar span {
  position: absolute; inset: 0; background: #fff; transform-origin: left;
  animation: loadBar 1.4s var(--ease-out) forwards;
}
@keyframes loadBar { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* ========== NOISE OVERLAY ========== */
.noise {
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  opacity: .035;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  mix-blend-mode: multiply;
}

/* ========== HEADER ========== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 18px var(--pad-x);
  transition: background .3s var(--ease), backdrop-filter .3s var(--ease), border-color .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  background: rgba(255, 255, 255, .82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1600px; margin: 0 auto;
}
.header__logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 700;
  font-size: 18px; letter-spacing: .2em;
}
.header__logo-mark { display: inline-block; font-size: 10px; transform: translateY(-2px); animation: blink 2.4s steps(2, end) infinite; }
@keyframes blink { 50% { opacity: .25; } }

.nav__list { display: flex; gap: 4px; }
.nav__link {
  position: relative; display: inline-flex; align-items: baseline; gap: 8px;
  padding: 10px 16px; font-size: 13px; font-weight: 500; letter-spacing: .14em;
  border-radius: 999px; transition: color .2s var(--ease), background .2s var(--ease);
}
.nav__link::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 6px; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: right;
  transition: transform .35s var(--ease-out);
}
.nav__link:hover::after { transform: scaleX(1); transform-origin: left; }
.nav__link--cta {
  background: var(--fg); color: var(--bg);
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover { background: var(--fg-soft); }

.hamburger {
  display: none; width: 44px; height: 44px; position: relative; border-radius: 999px;
  border: 1px solid var(--line-strong);
}
.hamburger span {
  position: absolute; left: 12px; right: 12px; height: 1.5px; background: var(--fg);
  transition: transform .3s var(--ease), opacity .2s var(--ease), top .3s var(--ease);
}
.hamburger span:nth-child(1) { top: 16px; }
.hamburger span:nth-child(2) { top: 21px; }
.hamburger span:nth-child(3) { top: 26px; }
.hamburger.is-open span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { top: 21px; transform: rotate(-45deg); }

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100vh;
  padding: clamp(120px, 16vh, 200px) var(--pad-x) 80px;
  display: flex; flex-direction: column; justify-content: center;
  overflow: hidden;
  isolation: isolate;
}
.hero__bg { position: absolute; inset: 0; z-index: -1; }
.hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(10,10,10,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10,10,10,.06) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 50% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 40%, #000 30%, transparent 75%);
}
.hero__inner { max-width: 1600px; margin: 0 auto; width: 100%; }

.hero__tag {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-size: 12px; letter-spacing: .28em;
  text-transform: uppercase; margin-bottom: 28px; color: var(--fg-soft);
}
.dot {
  width: 8px; height: 8px; background: var(--fg); border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(10,10,10, .35);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(10,10,10, .35); }
  70% { box-shadow: 0 0 0 12px rgba(10,10,10, 0); }
  100% { box-shadow: 0 0 0 0 rgba(10,10,10, 0); }
}

.hero__title {
  font-family: var(--font-display);
  line-height: .9;
  letter-spacing: -.02em;
}
.hero__title-line {
  display: flex; gap: clamp(8px, 2vw, 32px);
  font-size: clamp(80px, 22vw, 320px);
  font-weight: 700;
}
.hero__title-line span {
  display: inline-block;
  background: linear-gradient(180deg, #0a0a0a 0%, #0a0a0a 50%, #888 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.hero__title-sub {
  display: block;
  font-size: clamp(18px, 2.4vw, 32px);
  font-weight: 500; letter-spacing: -.01em;
  margin-top: clamp(12px, 2vw, 24px);
  color: var(--fg-soft);
}

.hero__lead {
  margin-top: clamp(28px, 4vw, 48px);
  font-family: var(--font-jp);
  font-size: clamp(14px, 1.05vw, 17px);
  line-height: 2;
  max-width: 620px;
  color: var(--fg-soft);
}

.hero__cta {
  display: flex; flex-wrap: wrap; gap: 14px;
  margin-top: clamp(32px, 4vw, 48px);
}

.hero__scroll {
  position: absolute; left: var(--pad-x); bottom: 40px;
  display: flex; align-items: center; gap: 14px;
  font-family: var(--font-display); font-size: 11px; letter-spacing: .3em;
  color: var(--fg-mute);
}
.hero__scroll-line {
  width: 80px; height: 1px; background: var(--line); position: relative; overflow: hidden;
}
.hero__scroll-line::after {
  content: ""; position: absolute; inset: 0; background: var(--fg);
  transform: translateX(-100%);
  animation: scrollLine 2.2s var(--ease) infinite;
}
@keyframes scrollLine {
  0% { transform: translateX(-100%); }
  50% { transform: translateX(0); }
  100% { transform: translateX(100%); }
}

.hero__meta {
  position: absolute; right: var(--pad-x); bottom: 40px;
  display: flex; gap: 24px;
  font-family: var(--font-display); font-size: 11px; letter-spacing: .2em;
  color: var(--fg-mute);
}

/* ========== BUTTONS ========== */
.btn {
  position: relative;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 28px;
  font-family: var(--font-display); font-weight: 500;
  font-size: 14px; letter-spacing: .1em;
  border-radius: 999px;
  transition: transform .3s var(--ease), background .3s var(--ease), color .3s var(--ease);
  overflow: hidden;
}
.btn::before {
  content: ""; position: absolute; inset: 0; background: var(--fg);
  transform: translateY(101%); transition: transform .4s var(--ease-out);
  z-index: -1;
}
.btn:hover::before { transform: translateY(0); }
.btn svg { transition: transform .3s var(--ease); }
.btn:hover svg { transform: translateX(4px); }

.btn--primary { background: var(--fg); color: var(--bg); }
.btn--primary::before { background: var(--fg-soft); }

.btn--ghost { background: transparent; color: var(--fg); border: 1px solid var(--line-strong); }
.btn--ghost:hover { color: var(--bg); }

.btn--large { padding: 22px 36px; font-size: 15px; }

/* ========== MARQUEE ========== */
.marquee {
  position: relative;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  padding: 22px 0;
  background: var(--bg);
}
.marquee__track {
  display: inline-flex; align-items: center; gap: 48px;
  white-space: nowrap;
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(18px, 2.4vw, 32px);
  letter-spacing: .04em;
  animation: marquee 28s linear infinite;
}
.marquee__track span:nth-child(even) { color: var(--fg-mute); font-size: .7em; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ========== SECTIONS ========== */
.section {
  position: relative;
  padding: clamp(100px, 14vw, 200px) var(--pad-x);
  max-width: 1600px; margin: 0 auto;
}
.section__head {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: clamp(20px, 4vw, 60px);
  margin-bottom: clamp(48px, 8vw, 120px);
  align-items: end;
}
.section__num {
  font-family: var(--font-display);
  font-size: 12px; font-weight: 500;
  letter-spacing: .25em;
  color: var(--fg-mute);
  padding-top: 12px;
  border-top: 1px solid var(--line-strong);
}
.section__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(40px, 7vw, 120px);
  line-height: .95;
  letter-spacing: -.025em;
}
.section__title span { display: block; }

/* ========== CONCEPT ========== */
.concept {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: clamp(20px, 4vw, 60px);
}
.concept__lead {
  font-family: var(--font-jp);
  font-size: clamp(16px, 1.4vw, 22px);
  line-height: 2;
  font-weight: 500;
  grid-column: 2;
  margin-bottom: clamp(40px, 6vw, 80px);
  max-width: 900px;
}
.concept__body {
  grid-column: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.concept__card {
  padding: clamp(28px, 3.4vw, 48px);
  background: var(--bg);
  display: flex; flex-direction: column; gap: 18px;
  transition: background .3s var(--ease), color .3s var(--ease);
}
.concept__card:hover { background: var(--fg); color: var(--bg); }
.concept__card h3 {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.6vw, 26px);
  font-weight: 600;
  letter-spacing: -.01em;
}
.concept__card p {
  font-family: var(--font-jp);
  font-size: 14px;
  line-height: 1.9;
  color: inherit;
  opacity: .85;
}

/* ========== WORK ========== */
.work { border-top: 1px solid var(--line-strong); }
.work__item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 60px;
  gap: clamp(20px, 4vw, 60px);
  align-items: center;
  padding: clamp(32px, 5vw, 60px) 0;
  border-bottom: 1px solid var(--line);
  transition: padding .4s var(--ease);
  overflow: hidden;
}
.work__item::before {
  content: ""; position: absolute; inset: 0; background: var(--fg);
  transform: translateY(101%);
  transition: transform .55s var(--ease-out);
  z-index: -1;
}
.work__item:hover::before { transform: translateY(0); }
.work__item:hover { color: var(--bg); padding-left: 24px; padding-right: 24px; }
.work__item:hover .work__tags li { border-color: rgba(255,255,255,.3); color: rgba(255,255,255,.85); }
.work__item:hover .work__arrow { transform: rotate(-45deg); }

.work__title {
  display: flex; align-items: baseline; flex-wrap: wrap; gap: 18px;
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 56px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -.02em;
}
.work__title span {
  font-family: var(--font-jp);
  font-size: clamp(12px, 1vw, 14px);
  font-weight: 500;
  letter-spacing: .2em;
  color: var(--fg-mute);
}
.work__desc {
  font-family: var(--font-jp);
  font-size: 14px; line-height: 1.95;
  margin-top: 16px;
  max-width: 720px;
  color: inherit;
  opacity: .85;
}
.work__tags {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 18px;
}
.work__tags li {
  padding: 5px 12px;
  font-family: var(--font-display);
  font-size: 11px; letter-spacing: .15em;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--fg-soft);
  transition: border-color .3s var(--ease), color .3s var(--ease);
}
.work__arrow { transition: transform .4s var(--ease-out); }

/* ========== MEMBER ========== */
.member {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.member__item {
  background: var(--bg);
  padding: clamp(24px, 2.5vw, 40px);
  display: flex; flex-direction: column; gap: 24px;
  transition: background .4s var(--ease), color .4s var(--ease);
}
.member__item:hover { background: var(--fg); color: var(--bg); }
.member__item:hover .member__avatar { background: rgba(255,255,255,.08); }
.member__item:hover .member__avatar::before { background: rgba(255,255,255,.18); }
.member__item:hover .member__role { color: rgba(255,255,255,.6); }

.member__avatar {
  position: relative;
  aspect-ratio: 1;
  background: #f4f4f4;
  display: grid; place-items: center;
  overflow: hidden;
  transition: background .4s var(--ease);
}
.member__avatar::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(10,10,10,.08), transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(10,10,10,.12), transparent 50%);
  transition: background .4s var(--ease);
}
.member__initials {
  position: relative;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(36px, 4vw, 64px);
  letter-spacing: -.02em;
}
.member__info { display: flex; flex-direction: column; gap: 6px; }
.member__name {
  font-family: var(--font-display);
  font-size: clamp(15px, 1.15vw, 18px);
  font-weight: 600;
  letter-spacing: .02em;
}
.member__role {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .15em;
  color: var(--fg-soft);
  transition: color .3s var(--ease);
}

/* ========== CONTACT ========== */
.contact {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 6vw, 100px);
}
.contact__lead p {
  font-family: var(--font-jp);
  font-size: 16px;
  line-height: 2;
  color: var(--fg-soft);
  margin-bottom: 36px;
}
.contact__meta {
  display: flex; flex-direction: column; gap: 24px;
  padding: 28px; border: 1px solid var(--line);
  border-radius: 8px;
}
.contact__meta-label {
  display: block;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: .3em;
  color: var(--fg-mute);
  margin-bottom: 4px;
}
.contact__meta-value {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
}
a.contact__meta-value { text-decoration: underline; text-underline-offset: 4px; }

/* ========== FORM ========== */
.form { display: flex; flex-direction: column; gap: 28px; }
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.form__field { display: flex; flex-direction: column; gap: 10px; }
.form__label {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: .25em;
  color: var(--fg-soft);
  text-transform: uppercase;
}
.form__label em { color: #c00; font-style: normal; }
.form__field input,
.form__field select,
.form__field textarea {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  padding: 12px 0;
  font-size: 16px;
  outline: none;
  transition: border-color .2s var(--ease);
  border-radius: 0;
}
.form__field input:focus,
.form__field select:focus,
.form__field textarea:focus { border-bottom-color: var(--fg); }
.form__field textarea { resize: vertical; min-height: 120px; }
.form__field select { appearance: none; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path fill='%230a0a0a' d='M6 8L0 0h12z'/></svg>"); background-repeat: no-repeat; background-position: right 4px center; padding-right: 28px; }

.form__chips { display: flex; flex-wrap: wrap; gap: 10px; padding-top: 4px; }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .12em;
  transition: background .2s var(--ease), color .2s var(--ease);
}
.chip input:checked + span { background: var(--fg); color: var(--bg); }
.chip:hover span { background: rgba(10,10,10,.06); }
.chip input:checked + span:hover { background: var(--fg-soft); }

.form__submit {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
  margin-top: 12px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.form__note {
  font-size: 12px;
  color: var(--fg-mute);
  letter-spacing: .05em;
}
.form__success {
  display: none;
  padding: 16px 20px;
  background: var(--fg);
  color: var(--bg);
  font-size: 14px;
  letter-spacing: .04em;
  border-radius: 4px;
}
.form__success.is-visible { display: block; }

/* ========== FOOTER ========== */
.footer {
  position: relative;
  background: var(--invert-bg);
  color: var(--invert-fg);
  padding: clamp(80px, 10vw, 140px) var(--pad-x) 0;
  overflow: hidden;
  margin-top: clamp(60px, 10vw, 120px);
}
.footer::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 80px 100%;
  pointer-events: none;
}
.footer__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: clamp(40px, 6vw, 80px);
  max-width: 1600px;
  margin: 0 auto;
}
.footer__brand { display: flex; flex-direction: column; gap: 24px; }
.footer__logo {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: .2em;
}
.footer__logo span { font-size: 12px; transform: translateY(-2px); }
.footer__tagline {
  font-family: var(--font-display);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255,255,255,.55);
  letter-spacing: .02em;
}
.footer__nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 4vw, 60px);
}
.footer__nav-title {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: .3em;
  color: rgba(255,255,255,.4);
  margin-bottom: 18px;
}
.footer__nav ul { display: flex; flex-direction: column; gap: 10px; }
.footer__nav a {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: .04em;
  position: relative;
  display: inline-block;
  transition: color .2s var(--ease);
}
.footer__nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1px; width: 100%;
  background: currentColor; transform: scaleX(0); transform-origin: right;
  transition: transform .35s var(--ease-out);
}
.footer__nav a:hover::after { transform: scaleX(1); transform-origin: left; }

.footer__big {
  position: relative;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(80px, 28vw, 380px);
  line-height: .8;
  letter-spacing: -.05em;
  margin-top: clamp(60px, 8vw, 120px);
  text-align: center;
  color: #ffffff;
  user-select: none;
}
.footer__bottom {
  position: relative;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  padding: 32px 0;
  border-top: 1px solid rgba(255,255,255,.1);
  max-width: 1600px; margin: 0 auto;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .12em;
  color: rgba(255,255,255,.5);
}

/* ========== REVEAL ANIMATION ========== */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s var(--ease-out), transform .9s var(--ease-out);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
.hero__title-line[data-reveal] span {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
  transition: transform 1s var(--ease-out), opacity 1s var(--ease-out);
}
.hero__title-line[data-reveal] span:nth-child(1) { transition-delay: .05s; }
.hero__title-line[data-reveal] span:nth-child(2) { transition-delay: .12s; }
.hero__title-line[data-reveal] span:nth-child(3) { transition-delay: .19s; }
.hero__title-line[data-reveal] span:nth-child(4) { transition-delay: .26s; }
.hero__title-line.is-visible { opacity: 1; transform: none; }
.hero__title-line.is-visible span { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .nav { display: none; }
  .hamburger { display: block; }

  .nav.is-open {
    display: flex;
    position: fixed; inset: 0;
    background: var(--bg);
    padding: 120px var(--pad-x) 40px;
    z-index: 90;
    align-items: flex-start;
    justify-content: flex-start;
  }
  .nav.is-open .nav__list { flex-direction: column; gap: 8px; width: 100%; }
  .nav.is-open .nav__link { font-size: 28px; padding: 16px 0; letter-spacing: .04em; }
  .nav.is-open .nav__link::after { display: none; }
  .nav.is-open .nav__link--cta {
    background: transparent; color: var(--fg);
    border-top: 1px solid var(--line); border-radius: 0;
    margin-top: 16px; padding-top: 24px;
  }

  .section__head { grid-template-columns: 1fr; align-items: start; }
  .section__num { display: inline-block; padding-right: 20px; }

  .concept { grid-template-columns: 1fr; }
  .concept__lead { grid-column: 1; }
  .concept__body { grid-column: 1; grid-template-columns: 1fr; }

  .member { grid-template-columns: repeat(2, 1fr); }

  .contact { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }

  .footer__inner { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
  :root { --pad-x: 20px; }

  .hero { padding-top: 140px; min-height: 92vh; }
  .hero__title-line { gap: 4px; }
  .hero__scroll { display: none; }
  .hero__meta { left: var(--pad-x); right: var(--pad-x); justify-content: space-between; font-size: 10px; gap: 0; }

  .work__item { grid-template-columns: 1fr; }
  .work__arrow { display: none; }
  .work__item:hover { padding-left: 16px; padding-right: 16px; }

  .member { grid-template-columns: 1fr 1fr; }

  .footer__nav { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer__bottom { justify-content: center; text-align: center; }
}

@media (max-width: 420px) {
  .member { grid-template-columns: 1fr; }
  .marquee__track { gap: 28px; }
}