@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Noto+Sans+KR:wght@400;500;600;700&display=swap");

:root {
  /* 배경 */
  --color-background-rgb: 250 250 250;

  /* 포인트 */
  --color-highlight-rgb: 0 122 255;

  /* 기본 글자 */
  --color-text-rgb: 28 28 30;

  --color-background: rgb(var(--color-background-rgb));
  --color-highlight: rgb(var(--color-highlight-rgb));
  --color-text: rgb(var(--color-text-rgb));

    --bg: var(--color-background);
    --bg-soft: color-mix(in srgb, var(--color-background) 94%, var(--color-text));
    --surface: color-mix(in srgb, var(--color-background) 94%, var(--color-highlight));
    --surface-deep: color-mix(in srgb, var(--color-background) 90%, var(--color-text));
    --ink: var(--color-text);
    --muted: color-mix(in srgb, var(--color-text) 62%, var(--color-background));
    --line: color-mix(in srgb, var(--color-highlight) 24%, transparent);
    --hero-shade: color-mix(in srgb, var(--color-background) 88%, var(--color-text));
    --action-bg: var(--color-highlight);
    --action-text: var(--color-background);
  --container: 1280px;
  --gutter: clamp(20px, 4vw, 64px);
  --section: clamp(84px, 11vw, 164px);
  --radius: 22px;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  overflow-y: scroll;
  scrollbar-gutter: stable;
}
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: "Manrope", "Noto Sans KR", sans-serif;
  line-height: 1.65;
  word-break: keep-all;
}
body.is-loading { overflow: hidden; }
.preloader {
  position: fixed; z-index: 1000; inset: 0; display: grid; place-content: center; justify-items: center;
  color: var(--ink);
  background:
    radial-gradient(circle at 50% 46%, rgb(var(--color-highlight-rgb) / 15%), transparent 28%),
    linear-gradient(145deg, var(--surface-deep), var(--bg));
  opacity: 1; visibility: visible;
  transition: opacity .7s var(--ease), visibility .7s;
}
.preloader.is-complete { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader-mark { position: relative; width: clamp(150px, 18vw, 220px); aspect-ratio: 1; display: grid; place-items: center; }
.preloader-symbol { position: absolute; inset: 0; }
.preloader-icon {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain;
  filter: brightness(0) invert(1);
}
.preloader-icon-base { opacity: .18; }
.preloader-icon-fill {
  clip-path: inset(calc(100% - var(--load-progress, 0%)) 0 0 0);
  transition: clip-path .18s linear;
}
.preloader-percent {
  position: relative; z-index: 2; font-size: clamp(15px, 2.1vw, 22px);
  color: var(--color-highlight); font-variant-numeric: tabular-nums; letter-spacing: -.04em;
  text-shadow: 0 4px 20px rgb(0 0 0 / 45%);
}
.preloader > p { margin: 24px 0 0; color: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .2em; }
.preloader > p span { color: var(--color-highlight); }
body.menu-open { overflow: hidden; }
html:has(body.menu-open) { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.container { width: min(100% - (var(--gutter) * 2), var(--container)); margin-inline: auto; }
.section { padding-block: var(--section); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; margin: 0 0 20px;
  color: var(--color-highlight); font-size: 12px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: currentColor; }
.display {
  margin: 0; max-width: 920px; font-size: clamp(42px, 7vw, 96px);
  line-height: .98; letter-spacing: -.065em; font-weight: 600;
}
.section-title { margin: 0; font-size: clamp(34px, 5vw, 68px); line-height: 1.08; letter-spacing: -.05em; }
.lead { max-width: 650px; color: var(--muted); font-size: clamp(17px, 2vw, 21px); }
.muted { color: var(--muted); }
.accent { color: var(--color-highlight); }

.site-header {
  position: fixed; z-index: 50; inset: 0 0 auto; height: 82px;
  width: 100%; transform: translateZ(0);
  border-bottom: 1px solid transparent;
  transition: background .3s, border-color .3s, backdrop-filter .3s, box-shadow .3s;
}
.site-header:hover,
.site-header:focus-within,
.site-header.scrolled {
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  border-bottom-color: var(--line);
  box-shadow: 0 14px 40px color-mix(in srgb, var(--bg) 52%, transparent);
  backdrop-filter: blur(18px) saturate(1.15);
}
.scroll-progress {
  position: absolute; left: 0; bottom: -1px; width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--color-highlight), var(--color-highlight), var(--color-background));
  transform: scaleX(var(--scroll-progress, 0)); transform-origin: left center;
  will-change: transform;
}
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 12px; font-weight: 700; letter-spacing: .16em; }
.logo-mark { position: relative; width: 28px; height: 28px; transform: rotate(45deg); border: 2px solid var(--color-highlight); }
.logo-mark::after { content: ""; position: absolute; inset: 6px; background: var(--color-highlight); }
.nav { display: flex; align-items: center; gap: clamp(20px, 3vw, 46px); }
.nav a { position: relative; padding-block: 10px; color: var(--muted); font-size: 13px; letter-spacing: .12em; }
.nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 2px; height: 1px; background: var(--color-highlight); transition: right .25s; }
.nav a:hover { color: var(--ink); }
.nav a.active { color: var(--color-highlight); }
.nav a:hover::after, .nav a.active::after { right: 0; }
.menu-toggle {
  display: none; position: relative; z-index: 100; width: 46px; height: 46px;
  padding: 0; border: 1px solid var(--line); border-radius: 50%;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  box-shadow: 0 8px 28px rgb(17 19 24 / 8%);
  backdrop-filter: blur(12px);
}
.menu-toggle span, .menu-toggle::before, .menu-toggle::after {
  content: ""; position: absolute; left: 50%; display: block; width: 20px; height: 2px;
  border-radius: 2px; background: var(--ink); transform: translateX(-50%); transition: .25s var(--ease);
}
.menu-toggle::before { top: 15px; }
.menu-toggle span { top: 22px; }
.menu-toggle::after { top: 29px; }

.hero {
  position: relative; height: 100svh; min-height: 620px; display: grid; align-items: center;
  isolation: isolate; overflow: hidden; padding: 112px 0 74px;
}
.hero::before {
  content: ""; position: absolute; z-index: -1; inset: 0;
  background:
    linear-gradient(90deg, var(--hero-shade) 3%, color-mix(in srgb, var(--hero-shade) 88%, transparent) 36%, transparent 80%),
    linear-gradient(0deg, var(--bg) 0%, transparent 42%);
}
.hero::after {
  content: ""; position: absolute; z-index: -1; inset: 0; opacity: .18;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 80px 80px; mask-image: linear-gradient(to right, black, transparent 70%);
}
.hero-media { position: absolute; z-index: -3; inset: 0; overflow: hidden; background: var(--surface-deep); }
.hero-media-fallback,
.hero-video {
  position: absolute; width: 100%; height: 100%; inset: 0;
  object-fit: cover; object-position: 50% 50%;
}
.hero-media-fallback {
  transform: scale(1.06); filter: blur(14px) saturate(.7); opacity: .72;
  transition: opacity 1.1s var(--ease), filter 1.1s var(--ease);
}
.hero-video { opacity: 0; filter: saturate(.86) contrast(1.04); transition: opacity 1.1s var(--ease); }
.hero-media.is-ready .hero-video { opacity: 1; }
.hero-media.is-ready .hero-media-fallback { opacity: 0; filter: blur(4px) saturate(.8); }
.hero-media-status {
  position: absolute; right: var(--gutter); bottom: 24px; z-index: 2;
  color: color-mix(in srgb, var(--ink) 55%, transparent); font-size: 10px; letter-spacing: .15em;
}
.hero-copy { max-width: 810px; transform: translateY(2vh); }
.hero-copy .display span {
    color: transparent;
    -webkit-text-stroke: 1px var(--color-highlight);
}
.hero-bottom { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-top: 48px; }
.hero-bottom .lead { margin: 0; max-width: 500px; }
.scroll-hint {
  position: absolute; z-index: 4; left: 50%; bottom: 22px; display: grid; justify-items: center; gap: 8px;
  color: color-mix(in srgb, var(--ink) 68%, transparent); font-size: 9px; letter-spacing: .24em;
  transform: translateX(-50%); transition: color .25s;
}
.scroll-hint:hover { color: var(--color-highlight); }
.scroll-hint i { position: relative; display: block; width: 24px; height: 38px; border: 1px solid currentColor; border-radius: 99px; }
.scroll-hint b {
  position: absolute; left: 50%; top: 7px; width: 3px; height: 7px; border-radius: 9px;
  background: currentColor; transform: translateX(-50%); animation: scroll-cue 1.8s var(--ease) infinite;
}
@keyframes scroll-cue {
  0% { opacity: 0; transform: translate(-50%, 0); }
  25% { opacity: 1; }
  75% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, 14px); }
}

.button {
  display: inline-flex; min-height: 52px; padding: 0 24px; align-items: center; justify-content: center; gap: 14px;
  border: 1px solid transparent; border-radius: 999px; font-size: 13px; font-weight: 700; letter-spacing: .08em; transition: .25s;
}
.button-primary { color: var(--action-text); background: var(--action-bg); box-shadow: 0 16px 50px rgb(var(--color-highlight-rgb) / 20%); }
.button-primary:hover { transform: translateY(-2px); background: color-mix(in srgb, var(--action-bg) 82%, white); }
.button-ghost { border-color: var(--line); background: rgb(255 255 255 / 3%); }
.button-ghost:hover { border-color: rgb(var(--color-text-rgb) / 70%); background: rgb(var(--color-text-rgb) / 8%); }
.arrow { font-size: 19px; line-height: 1; }

.intro-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(40px, 8vw, 140px); align-items: start; }
.intro-copy { padding-top: 15px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 70px; border-top: 1px solid var(--line); }
.stat { padding: 32px 24px 0 0; }
.stat strong { display: block; font-size: clamp(38px, 5vw, 66px); line-height: 1; letter-spacing: -.05em; }
.stat span { display: block; margin-top: 12px; color: var(--muted); font-size: 13px; }

.capabilities { background: var(--bg-soft); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 58px; }
.section-head .lead { margin: 0; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cap-card {
  position: relative; min-height: 400px; padding: 30px; overflow: hidden; border: 1px solid var(--line);
  isolation: isolate; border-radius: var(--radius); background: var(--surface-deep);
  transition: transform .45s var(--ease), border-color .4s, opacity .4s, filter .4s;
}
.cap-card-image {
  position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center; filter: saturate(.72) brightness(.66);
  transition: transform .7s var(--ease), filter .5s var(--ease);
}
.cap-card::before {
  content: ""; position: absolute; z-index: 1; inset: 0;
  background: linear-gradient(180deg, rgb(var(--color-background-rgb) / 8%) 10%, rgb(var(--color-background-rgb) / 94%) 86%);
  transition: opacity .45s var(--ease);
}
.cap-card .card-no,
.cap-card h3,
.cap-card p {
  position: relative; z-index: 3;
  transition: opacity .35s var(--ease), transform .4s var(--ease);
}
.cap-card::after { content: none; display: none; }
.card-no { color: var(--color-highlight); font-size: 12px; letter-spacing: .14em; }
.cap-card h3 {
  position: absolute; right: 30px; bottom: 92px; left: 30px; margin: 0;
  font-size: 27px; letter-spacing: -.035em; text-align: left;
  transition: bottom .45s var(--ease), color .35s, transform .45s var(--ease);
}
.cap-card p {
  position: absolute; right: 30px; bottom: 30px; left: 30px; margin: 0;
  color: var(--muted); font-size: 15px;
}

@media (hover: hover) and (pointer: fine) {
  .card-grid:has(.cap-card:hover) .cap-card:not(:hover) {
    opacity: .42;
    filter: saturate(.35) brightness(.72);
    transform: scale(.965);
  }

  .cap-card:hover {
    z-index: 4;
    transform: translateY(-10px) scale(1.035);
    border-color: rgb(var(--color-highlight-rgb) / 62%);
    box-shadow: 0 28px 80px rgb(0 0 0 / 30%);
  }

  .cap-card:hover::before { opacity: .12; }
  .cap-card:hover .cap-card-image {
    transform: scale(1.08);
    filter: saturate(1) brightness(.92);
  }
  .cap-card:hover .card-no { opacity: .72; text-shadow: 0 2px 12px rgb(0 0 0 / 75%); }
  .cap-card:hover h3 {
    bottom: 30px;
    color: white;
    text-align: right;
    text-shadow: 0 3px 18px rgb(0 0 0 / 95%);
  }
  .cap-card:hover p { opacity: 0; transform: translateY(12px); }
}

.project-feature { display: grid; grid-template-columns: 1.3fr .7fr; min-height: 600px; border: 1px solid var(--line); border-radius: 30px; overflow: hidden; background: var(--surface); }
.project-visual {
  position: relative; min-height: 430px; background:
    linear-gradient(135deg, rgb(var(--color-highlight-rgb) / 15%), transparent 55%),
    radial-gradient(circle at 70% 35%, rgb(var(--color-text-rgb) / 25%), transparent 12%),
    repeating-radial-gradient(circle at 50% 50%, transparent 0 65px, rgb(255 255 255 / 7%) 66px 67px),
    var(--surface-deep);
}
.project-visual::before { content: ""; position: absolute; inset: 14%; border: 1px solid rgb(var(--color-text-rgb) / 38%); transform: skew(-12deg); }
.project-visual::after { content: "FIELD TEST / AUTONOMOUS FLIGHT"; position: absolute; left: 34px; bottom: 28px; color: var(--color-highlight); font-size: 11px; letter-spacing: .15em; }
.project-video { background: var(--surface-deep); }
.project-video video,
.project-video-fallback {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}
.project-video-fallback {
  opacity: 1; filter: blur(6px) saturate(.75); transform: scale(1.02);
  transition: opacity .8s var(--ease);
}
.project-video video {
  opacity: 0; filter: saturate(.88) contrast(.96);
  transition: opacity .8s var(--ease);
}
.project-video.is-ready video { opacity: 1; }
.project-video.is-ready .project-video-fallback { opacity: 0; }
.project-video::before,
.project-video::after {
  content: none;
  display: none;
}
.project-copy { display: flex; flex-direction: column; justify-content: end; padding: clamp(30px, 5vw, 64px); }
.project-copy h3 { margin: 12px 0 20px; font-size: clamp(30px, 4vw, 52px); line-height: 1.08; letter-spacing: -.045em; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; }
.tag { padding: 7px 11px; border: 1px solid var(--line); border-radius: 99px; color: var(--muted); font-size: 11px; }

.cta { position: relative; overflow: hidden; text-align: center; background: color-mix(in srgb, var(--color-highlight) 38%, var(--surface-deep)); }
.cta::before { content: ""; position: absolute; inset: -100%; background: repeating-radial-gradient(circle, transparent 0 70px, rgb(255 255 255 / 9%) 71px 72px); }
.cta .container { position: relative; }
.cta .section-title { max-width: 820px; margin: 0 auto 36px; }

.page-hero { min-height: 72svh; display: flex; align-items: end; padding: 160px 0 90px; background: linear-gradient(140deg, rgb(var(--color-highlight-rgb) / 15%), transparent 50%); }
.page-hero .lead { margin-top: 32px; }
.company-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    linear-gradient(90deg, var(--bg) 1%, color-mix(in srgb, var(--bg) 88%, transparent) 38%, transparent 76%),
    linear-gradient(0deg, var(--bg) 0%, transparent 48%),
    url("../images/company_hero.png") center 52% / cover no-repeat;
}
.company-hero::after {
  content: ""; position: absolute; z-index: 0; inset: 0;
  background: linear-gradient(120deg, rgb(var(--color-highlight-rgb) / 9%), transparent 55%);
  pointer-events: none;
}
.company-hero .container { position: relative; z-index: 1; }
.company-overview { border-block: 1px solid var(--line); background: var(--bg-soft); }
.company-message { max-width: 900px; margin: 0 auto clamp(60px, 8vw, 100px); text-align: center; }
.company-message .eyebrow { justify-content: center; }
.company-message h2 { margin: 0 0 24px; font-size: clamp(38px, 6vw, 76px); line-height: 1; letter-spacing: -.055em; }
.company-message h2 span { color: var(--color-highlight); }
.company-message > p:last-child { margin: 0; color: var(--muted); font-size: clamp(17px, 2vw, 21px); }
.company-profile { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(40px, 8vw, 110px); align-items: stretch; }
.company-facts { margin: 0; padding-top: 22px; border-top: 2px solid var(--color-highlight); }
.company-facts div { display: grid; grid-template-columns: 120px 1fr; gap: 24px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.company-facts dt { color: var(--ink); font-weight: 700; }
.company-facts dd { margin: 0; color: var(--muted); }
.company-image-frame,
.org-chart-frame { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-deep); }
.company-image-frame { min-height: 390px; }
.company-image-frame img,
.org-chart-frame img { display: block; width: 100%; height: 100%; object-fit: contain; filter: none; }
.company-image-frame img { object-fit: cover; }
.image-placeholder {
  min-height: inherit; display: grid; place-content: center; justify-items: center; gap: 8px;
  color: var(--muted);
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    radial-gradient(circle at 50% 45%, rgb(var(--color-highlight-rgb) / 14%), transparent 32%);
  background-size: 48px 48px, 48px 48px, auto;
}
.image-placeholder span { color: var(--color-highlight); font-size: 12px; font-weight: 700; letter-spacing: .18em; }
.image-placeholder small { font-size: 11px; letter-spacing: .08em; }
.organization { background: var(--bg); }
.org-chart-frame { min-height: 0; padding: clamp(12px, 2vw, 28px); }
.org-chart-frame > img { height: auto; border-radius: calc(var(--radius) - 8px); background: white; }
.org-chart-frame .image-placeholder { border: 1px dashed var(--line); border-radius: calc(var(--radius) - 8px); }
.history-section { border-top: 1px solid var(--line); background: var(--bg-soft); }
.history-section .section-title { max-width: 760px; }
.history-section .timeline { max-width: 920px; margin-top: 76px; }
.pill-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 40px 0; }
.filter { border: 1px solid var(--line); border-radius: 999px; padding: 10px 17px; background: transparent; color: var(--muted); cursor: pointer; }
.filter.active, .filter:hover { color: var(--ink); border-color: var(--color-highlight); }
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.project-card { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--surface); transition: .3s; }
.project-card:hover { transform: translateY(-5px); border-color: rgb(var(--color-text-rgb) / 50%); }
.project-thumb { aspect-ratio: 16/10; padding: 24px; background: radial-gradient(circle at 70% 30%, rgb(var(--color-text-rgb) / 25%), transparent 9%), linear-gradient(145deg, var(--surface), var(--surface-deep)); }
.project-thumb i { display: block; height: 100%; border: 1px solid rgb(255 255 255 / 12%); clip-path: polygon(8% 12%, 100% 0, 90% 88%, 0 100%); background: linear-gradient(120deg, transparent, rgb(var(--color-highlight-rgb) / 18%)); }
.project-card-body { padding: 26px; }
.project-card h3 { margin: 8px 0; font-size: 24px; }

.timeline { border-left: 1px solid var(--line); margin-left: 10px; padding-left: clamp(28px, 5vw, 70px); }
.timeline-item { position: relative; display: grid; grid-template-columns: 140px 1fr; gap: 24px; padding-bottom: 60px; }
.timeline-item::before { content: ""; position: absolute; left: calc(clamp(28px, 5vw, 70px) * -1 - 5px); top: 9px; width: 9px; height: 9px; border-radius: 50%; background: var(--color-highlight); box-shadow: 0 0 0 8px rgb(var(--color-text-rgb) / 10%); }
.timeline-item strong { font-size: 22px; color: var(--color-highlight); }
.timeline-item h3 { margin: 0 0 8px; font-size: 25px; }
.timeline-item p { margin: 0; color: var(--muted); }

.notice-list {
  margin: 56px 0 0;
  padding: 0;
  border-top: 2px solid var(--color-highlight);
  list-style: none;
}
.notice-item {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: clamp(18px, 4vw, 48px);
  align-items: center;
  padding: 30px 12px;
  border-bottom: 1px solid var(--line);
}
.notice-number,
.notice-item time {
  color: var(--muted);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.notice-item h3 { margin: 8px 0 6px; font-size: clamp(19px, 2.4vw, 27px); }
.notice-item p { margin: 0; color: var(--muted); }
.notice-section { padding-top: clamp(150px, 16vw, 220px); }
.notice-section .section-head { margin-bottom: 0; }
.pagination {
  display: flex; gap: 8px; align-items: center; justify-content: center;
  margin-top: clamp(42px, 6vw, 72px);
}
.pagination a,
.pagination > span {
  display: grid; width: 42px; height: 42px; place-items: center;
  border: 1px solid var(--line); border-radius: 50%;
  color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums;
  transition: color .2s, border-color .2s, background .2s;
}
.pagination a:hover,
.pagination a:focus-visible {
  color: var(--ink); border-color: var(--color-highlight); outline: none;
}
.pagination a.active {
  border-color: var(--color-highlight); color: var(--action-text); background: var(--color-highlight);
}
.pagination .disabled { opacity: .35; cursor: not-allowed; }

.contact-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(40px, 8vw, 120px); }
.contact-list { display: grid; gap: 26px; margin-top: 42px; }
.contact-list small { display: block; color: var(--color-highlight); letter-spacing: .12em; }
.contact-list strong { font-size: 18px; }
.contact-form { padding: clamp(24px, 4vw, 48px); border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display: block; margin-bottom: 8px; color: var(--muted); font-size: 13px; }
.field input, .field textarea, .field select {
  width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 14px 15px; color: var(--ink); background: var(--surface-deep); outline: none;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--color-highlight); box-shadow: 0 0 0 3px rgb(var(--color-text-rgb) / 10%); }
.field textarea { min-height: 160px; resize: vertical; }
.form-note { color: var(--muted); font-size: 12px; }

.site-footer { padding: 70px 0 34px; border-top: 1px solid var(--line); }
.footer-top { display: flex; justify-content: space-between; gap: 50px; }
.footer-nav { display: flex; gap: 30px; color: var(--muted); font-size: 13px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 55px; padding-top: 24px; border-top: 1px solid var(--line); color: color-mix(in srgb, var(--muted) 72%, transparent); font-size: 11px; }

.reveal {
  opacity: 0; filter: blur(8px); transform: translateY(30px) scale(.992);
  transition: opacity .8s var(--ease), transform .8s var(--ease), filter .8s var(--ease);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal.visible { filter: none; }
.card-grid .reveal:nth-child(2), .projects-grid .reveal:nth-child(2n) { transition-delay: 90ms; }
.card-grid .reveal:nth-child(3) { transition-delay: 180ms; }

@media (max-width: 1024px) {
  .menu-toggle { display: block; }
  body.menu-open .site-header {
    background: transparent !important;
    border-bottom-color: transparent !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
  }
  .nav {
    position: fixed; z-index: 90; inset: 0; width: 100vw; height: 100dvh;
    flex-direction: column; align-items: center; justify-content: center; gap: 22px;
    padding: max(90px, env(safe-area-inset-top)) 24px max(40px, env(safe-area-inset-bottom));
    overflow-y: auto; overscroll-behavior: contain;
    background: color-mix(in srgb, var(--bg) 96%, transparent);
    opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(-12px);
    transition: opacity .3s var(--ease), visibility .3s, transform .3s var(--ease);
    backdrop-filter: blur(20px);
  }
  .nav.open { opacity: 1; visibility: visible; pointer-events: auto; transform: none; }
  .nav a { font-size: 22px; }
  .menu-open .menu-toggle span { opacity: 0; }
  .menu-open .menu-toggle::before { top: 22px; transform: translateX(-50%) rotate(45deg); }
  .menu-open .menu-toggle::after { top: 22px; transform: translateX(-50%) rotate(-45deg); }
  .intro-grid, .contact-grid { grid-template-columns: 1fr; }
  .company-profile { grid-template-columns: 1fr; }
  .company-image-frame { min-height: 340px; }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .cap-card:last-child { grid-column: span 2; }
  .project-feature { grid-template-columns: 1fr; }
  .section-head { align-items: start; flex-direction: column; }
}

@media (max-width: 640px) {
  .hero { height: 100svh; min-height: 600px; padding-block: 100px 62px; }
  .hero::before {
    background:
      linear-gradient(0deg, var(--bg) 2%, color-mix(in srgb, var(--hero-shade) 55%, transparent) 68%, transparent),
      linear-gradient(90deg, color-mix(in srgb, var(--hero-shade) 35%, transparent), transparent);
  }
  .hero-video, .hero-media-fallback { object-position: 50% 50%; }
  .hero-copy .display { font-size: clamp(46px, 15vw, 66px); }
  .hero-bottom { align-items: start; flex-direction: column; }
  .scroll-hint { bottom: 14px; }
  .stats { grid-template-columns: 1fr; }
  .stat { padding-bottom: 26px; border-bottom: 1px solid var(--line); }
  .card-grid, .projects-grid { grid-template-columns: 1fr; }
  .cap-card:last-child { grid-column: auto; }
  .cap-card { min-height: 330px; }
  .cap-card h3 { right: 24px; bottom: 90px; left: 24px; }
  .cap-card p { right: 24px; bottom: 24px; left: 24px; }
  .timeline-item { grid-template-columns: 1fr; gap: 6px; }
  .notice-item { grid-template-columns: 36px 1fr; align-items: start; padding-inline: 0; }
  .notice-item time { grid-column: 2; }
  .company-message { text-align: left; }
  .company-message .eyebrow { justify-content: flex-start; }
  .company-facts div { grid-template-columns: 86px 1fr; gap: 14px; }
  .company-image-frame { min-height: 270px; }
  .company-hero {
    background:
      linear-gradient(0deg, var(--bg) 0%, color-mix(in srgb, var(--bg) 66%, transparent) 68%, transparent),
      linear-gradient(90deg, color-mix(in srgb, var(--bg) 78%, transparent), transparent),
      url("../images/company_hero.png") 62% center / cover no-repeat;
  }
  .org-chart-frame { padding: 10px; }
  .field-grid { grid-template-columns: 1fr; gap: 0; }
  .footer-top, .footer-bottom { flex-direction: column; }
  .footer-nav { flex-wrap: wrap; }
}

@media (max-width: 640px) and (orientation: portrait) {
  .hero-media {
    inset: 0;
  }

  .hero-video,
  .hero-media-fallback {
    width: 100%;
    height: 100%;
    min-width: 100%;
    min-height: 100%;
    object-fit: cover;
    object-position: center center;
    transform-origin: center center;
  }

  .hero-media-fallback {
    transform: scale(1.08);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .scroll-hint b { animation: none; opacity: 1; }
  .hero-video { display: none; }
  .hero-media-fallback { opacity: .68; filter: blur(5px) saturate(.75); }
}