/* Lumo portfolio: tokens / base / header / hero / 各セクション / fade-up初期状態 / breakpoints 480,768,1080 (mobile-first) を1ファイルに集約 */

:root {
  color-scheme: dark;

  /* backgrounds */
  --bg-primary: #0a0e1a;
  --bg-secondary: #141824;
  --bg-tertiary: #1e2333;

  /* text */
  --text-primary: #f5f5f5;
  --text-secondary: #a0a8b8;
  /* 指定は #6b7280 だったが --bg-primary 上で 3.99:1 と AA(4.5:1) を割るため微調整 */
  --text-muted: #7e8696;

  /* accent (ロゴの発光球と同系) */
  --accent-primary: #ffa500;
  --accent-secondary: #ffb347;
  --accent-glow: rgba(255, 165, 0, 0.4);
  /* オレンジ地の上の文字色。白は 1.98:1 で使えないのでダークを乗せる (9.75:1) */
  --on-accent: #0a0e1a;

  /* カテゴリ識別色 */
  --cat-lp: #ffa500;
  --cat-pixel: #6aa9ff;
  --cat-measure: #4ecf9a;
  --cat-neutral: #a0a8b8;

  /* borders */
  --border-primary: #2a3040;
  --border-subtle: #1a1f2e;

  /* gradients */
  --gradient-hero: radial-gradient(ellipse at center, #1a2138 0%, #0a0e1a 70%);
  --gradient-accent: linear-gradient(135deg, #ffa500 0%, #ff7f00 100%);

  --font-base: "Inter", "Noto Sans JP", sans-serif;
  --font-display: "Space Grotesk", "Inter", "Noto Sans JP", sans-serif;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-lift: 0 16px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 16px 40px rgba(255, 165, 0, 0.16);
}

/* ---- base ---- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-primary);
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
}

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

/* WebP を先に出すための <picture> はインラインなので、
   中の img と同じ箱として振る舞わせる */
picture {
  display: block;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* fade-up: IntersectionObserver が使える環境でのみ .js-ready が付与され初期非表示になる。
   表示は .is-in クラスの付与 (=終状態) で確定するため、rAF やタイマーが
   スロットルされる環境でも「本文が読めないまま止まる」ことは構造的に起きない。
   .fade-up は必ず [data-fade-group] の子孫に置くこと (監視対象がグループ側のため) */
.js-ready .fade-up {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.6s cubic-bezier(0.22, 0.61, 0.36, 1),
    transform 0.6s cubic-bezier(0.22, 0.61, 0.36, 1);
  transition-delay: var(--fade-delay, 0s);
}
.js-ready .fade-up.is-in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .js-ready .fade-up {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---- header ---- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.72);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  position: relative;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo img {
  width: auto;
  height: 30px;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: none;
  border: 0;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
}

.global-nav {
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  display: none;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

.global-nav.is-open {
  display: block;
}

.global-nav ul {
  display: flex;
  flex-direction: column;
  padding: 8px 24px 16px;
}

.global-nav a {
  display: block;
  padding: 8px 0;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.global-nav a:hover {
  color: var(--accent-primary);
}

/* ---- hero ---- */

.hero {
  position: relative;
  overflow: hidden;
  padding: 64px 24px 72px;
  background: var(--gradient-hero);
}

/* 光の粒子。JS が無い/reduce-motion では単に何も描かれない透明レイヤーになる。
   コンテンツより下に敷くので LCP 要素にはならない */
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  text-align: center;
}

/* ロゴは実ファイル(images/logo-lumo.png)を配置する。
   画像内のマーク実体は横幅の 87% を占めるので、表示幅 235px で実寸 約204px。
   ソースのマークが 392px あるため、この上限までは 2x でも劣化しない */
.hero-logo {
  position: relative;
  display: inline-flex;
  justify-content: center;
}

.hero-logo img {
  position: relative;
  z-index: 1;
  width: clamp(150px, 34vw, 235px);
  height: auto;
}

/* 画像内の発光球の位置 (crop 基準で 71.6% x / 52.4% y) に合わせた呼吸するグロー。
   PNG 側の発光は透過で抜けているので、下から重ねると自然に強弱がつく */
.hero-logo-glow {
  position: absolute;
  left: 71.6%;
  top: 52.4%;
  width: 58%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(
    circle,
    var(--accent-glow) 0%,
    rgba(255, 165, 0, 0.12) 45%,
    transparent 70%
  );
  animation: logo-pulse 4.5s ease-in-out infinite;
  pointer-events: none;
}

@keyframes logo-pulse {
  0%,
  100% {
    opacity: 0.5;
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.16);
  }
}

.hero-catch {
  margin-top: 28px;
  font-size: clamp(28px, 5.5vw, 44px);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.hero-sub {
  margin-top: 20px;
  font-size: clamp(14px, 2vw, 17px);
  color: var(--text-secondary);
}

.hero-cta {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 16px;
}

/* ---- hero stats ---- */

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--border-primary);
}

/* dl の意味論 (dt→dd) を保ったまま、見た目は数字→ラベルの順にする。
   column-reverse は下端から詰めるため、ラベルが2行になった列だけ数字が
   下がってしまう。flex-end 指定で上端揃えに戻す */
.hero-stat {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-end;
  align-items: center;
  gap: 2px;
}

.hero-stat-value {
  display: flex;
  align-items: baseline;
  gap: 2px;
  font-family: var(--font-display);
  font-size: clamp(26px, 6vw, 40px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--accent-primary);
  font-variant-numeric: tabular-nums;
}

.hero-stat-unit {
  font-size: clamp(12px, 2.4vw, 16px);
  font-weight: 500;
}

.hero-stat-label {
  font-size: clamp(11px, 2.2vw, 13px);
  line-height: 1.5;
  color: var(--text-secondary);
}

/* ---- buttons ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 8px 32px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition:
    background 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.2s ease;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--on-accent);
  box-shadow: 0 4px 16px rgba(255, 165, 0, 0.2);
}

.btn-primary:hover {
  box-shadow: 0 8px 26px var(--accent-glow);
  transform: translateY(-2px);
}

.btn-ghost {
  border: 1px solid var(--accent-primary);
  color: var(--accent-primary);
  background: transparent;
}

.btn-ghost:hover {
  background: rgba(255, 165, 0, 0.1);
  border-color: var(--accent-secondary);
  color: var(--accent-secondary);
  transform: translateY(-2px);
}

/* ---- section base ---- */

.section {
  padding: 64px 24px;
  background: var(--bg-primary);
}

.section--mist {
  background: var(--bg-secondary);
}

.section-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.section-title {
  margin-bottom: 40px;
  font-family: var(--font-display);
  font-size: clamp(32px, 5.5vw, 44px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text-primary);
}

.section-title::after {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  margin-top: 16px;
  border-radius: 2px;
  background: var(--gradient-accent);
}

.section-title--center {
  text-align: center;
}

.section-title--center::after {
  margin-left: auto;
  margin-right: auto;
}

/* ---- about ---- */

.about-card {
  display: grid;
  gap: 32px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: 12px;
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.about-logo {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 20px;
}

.about-logo img {
  width: 150px;
  height: auto;
  /* ロゴの発光を受けているように、下に薄いオレンジの光を敷く */
  filter: drop-shadow(0 0 18px rgba(255, 165, 0, 0.28));
}

.about-name {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
}

.about-name-ruby {
  margin-left: 8px;
  font-family: var(--font-base);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
}

.about-role {
  margin-top: 4px;
  font-weight: 500;
  color: var(--text-secondary);
}

.about-meta {
  display: grid;
  gap: 4px;
  margin-top: 20px;
  font-size: 15px;
  color: var(--text-secondary);
}

.about-meta > div {
  display: flex;
  gap: 12px;
}

.about-meta dt {
  min-width: 3.5em;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-primary);
}

.about-bio {
  margin-bottom: 28px;
  font-size: 15px;
  color: var(--text-secondary);
}

.about-domains h3 {
  margin-bottom: 16px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid var(--border-primary);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  transition:
    color 0.2s ease,
    border-color 0.2s ease,
    background-color 0.2s ease;
}

.chip:hover {
  color: var(--text-primary);
  border-color: var(--border-primary);
  background: rgba(255, 255, 255, 0.07);
}

/* 得意領域は領域ごとに色を割り当てて、何が強みかを一目で分けられるようにする */
.chip--lp {
  color: var(--cat-lp);
  border-color: rgba(255, 165, 0, 0.4);
  background: rgba(255, 165, 0, 0.08);
}
.chip--lp:hover {
  color: var(--cat-lp);
  border-color: var(--cat-lp);
  background: rgba(255, 165, 0, 0.16);
}

.chip--pixel {
  color: var(--cat-pixel);
  border-color: rgba(106, 169, 255, 0.4);
  background: rgba(106, 169, 255, 0.08);
}
.chip--pixel:hover {
  color: var(--cat-pixel);
  border-color: var(--cat-pixel);
  background: rgba(106, 169, 255, 0.16);
}

.chip--measure {
  color: var(--cat-measure);
  border-color: rgba(78, 207, 154, 0.4);
  background: rgba(78, 207, 154, 0.08);
}
.chip--measure:hover {
  color: var(--cat-measure);
  border-color: var(--cat-measure);
  background: rgba(78, 207, 154, 0.16);
}

/* ---- skills ---- */

.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.skill-card {
  position: relative;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: 12px;
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}

.skill-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-lift);
}

.skill-card h3 {
  margin-bottom: 16px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

/* 計測タグ = 差別化の核なので、枠と背景で1枚だけ持ち上げる */
.skill-card--star {
  border-color: rgba(255, 165, 0, 0.45);
  background:
    linear-gradient(160deg, rgba(255, 165, 0, 0.08) 0%, transparent 55%),
    var(--bg-tertiary);
}

.skill-card--star:hover {
  box-shadow: var(--shadow-glow);
}

.skill-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--gradient-accent);
  color: var(--on-accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* ---- works ---- */

.works-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.work-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  transition:
    transform 0.28s ease,
    box-shadow 0.28s ease,
    border-color 0.28s ease;
}

.work-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-primary);
  box-shadow:
    var(--shadow-lift),
    0 12px 32px rgba(255, 165, 0, 0.14);
}

.work-thumb-wrap {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
}

.work-thumb {
  width: 100%;
  /* height を auto にしないと img の height 属性 (presentational hint) が残り、
     aspect-ratio が無視されて 8:5 にならない */
  height: auto;
  aspect-ratio: 8 / 5;
  /* 素材はLP全体のスクショ(縦長)。中央でトリミングすると一番見せたい
     ファーストビューが切れてしまうので上端を基準にする */
  object-fit: cover;
  object-position: top center;
  background: var(--bg-secondary);
  transition: transform 0.4s ease;
}

.work-card:hover .work-thumb {
  transform: scale(1.05);
}

/* ホバーで出る導線。カード全体がリンクなので装飾扱いで ::after に置く */
.work-thumb-wrap::after {
  content: "View Details →";
  position: absolute;
  right: 12px;
  bottom: 12px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--gradient-accent);
  color: var(--on-accent);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  opacity: 0;
  transform: translateY(6px);
  transition:
    opacity 0.28s ease,
    transform 0.28s ease;
}

.work-card:hover .work-thumb-wrap::after {
  opacity: 1;
  transform: none;
}

.work-body {
  padding: 24px;
}

.work-chip {
  display: inline-block;
  padding: 4px 12px;
  border: 1px solid var(--border-primary);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
}

.work-chip--lp {
  color: var(--cat-lp);
  border-color: rgba(255, 165, 0, 0.4);
  background: rgba(255, 165, 0, 0.08);
}

.work-chip--pixel {
  color: var(--cat-pixel);
  border-color: rgba(106, 169, 255, 0.4);
  background: rgba(106, 169, 255, 0.08);
}

.work-title {
  margin-top: 12px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.work-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.work-tags li {
  padding: 3px 10px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.03em;
}

.work-note {
  margin-top: 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}

/* ---- services ---- */

.service-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.service-row {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 28px;
  border: 1px solid var(--border-primary);
  border-radius: 12px;
  background: var(--bg-tertiary);
  transition:
    transform 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

.service-row:hover {
  transform: translateY(-3px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-lift);
}

/* Meta Pixel は差別化の核なので1枚だけ強調する */
.service-row--featured {
  border-color: rgba(255, 165, 0, 0.45);
  background:
    linear-gradient(160deg, rgba(255, 165, 0, 0.08) 0%, transparent 55%),
    var(--bg-tertiary);
}

.service-row--featured:hover {
  box-shadow: var(--shadow-glow);
}

.service-badge {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--gradient-accent);
  color: var(--on-accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.service-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
}

.service-desc {
  margin-top: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}

.service-desc a {
  color: var(--accent-primary);
  font-weight: 500;
}

.service-meta {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-top: 16px;
}

.service-price {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--accent-primary);
  white-space: nowrap;
}

.service-term {
  font-size: 13px;
  color: var(--text-muted);
  white-space: nowrap;
}

.service-note {
  margin-top: 24px;
  font-size: 13px;
  color: var(--text-muted);
}

/* ---- process ---- */

.process-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.process-step {
  position: relative;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition:
    border-color 0.25s ease,
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.process-step:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-lift);
}

.process-num {
  display: block;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--accent-primary);
}

.process-name {
  margin-top: 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
}

.process-desc {
  margin-top: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}

/* ---- contact ---- */

.contact-inner {
  text-align: center;
}

.contact-lead {
  margin-bottom: 40px;
  font-size: 15px;
  color: var(--text-secondary);
}

.contact-buttons {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 24px;
  border: 1px solid var(--border-primary);
  border-radius: 12px;
  background: var(--bg-tertiary);
  text-decoration: none;
  transition:
    transform 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

.contact-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-lift);
}

.contact-card-icon {
  width: 28px;
  height: 28px;
  margin-bottom: 8px;
  color: var(--accent-primary);
}

.contact-card-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.contact-card-note {
  font-size: 12px;
  color: var(--text-muted);
}

.contact-note {
  margin-top: 32px;
  font-size: 14px;
  color: var(--text-muted);
}

/* ---- footer ---- */

.site-footer {
  padding: 32px 24px;
  text-align: center;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  font-size: 13px;
  color: var(--text-muted);
}

.footer-brand {
  margin-bottom: 8px;
  font-weight: 700;
  color: var(--text-secondary);
}

/* ---- breakpoints ---- */

@media (min-width: 480px) {
  .hero-cta {
    flex-direction: row;
    justify-content: center;
    align-items: center;
  }

  .btn {
    min-width: 200px;
  }

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

@media (min-width: 768px) {
  .section {
    padding: 112px 24px;
  }

  .hero {
    padding: 112px 24px 120px;
  }

  .nav-toggle {
    display: none;
  }

  .global-nav {
    position: static;
    display: block;
    background: transparent;
    border-bottom: 0;
  }

  .global-nav ul {
    flex-direction: row;
    gap: 32px;
    padding: 0;
  }

  .global-nav a {
    padding: 0;
    font-size: 14px;
  }

  .hero-stats {
    gap: 24px;
    max-width: 720px;
    margin-inline: auto;
    margin-top: 72px;
  }

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

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

  .about-card {
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    padding: 48px;
  }

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

  .service-row {
    justify-content: space-between;
  }

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

@media (min-width: 1080px) {
  .works-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* 5ステップを1行に並べる。列幅が狭くなるため gap と padding を詰める */
  .process-list {
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
  }

  .process-step {
    padding: 20px;
  }

  /* 1行に並んだときだけ、ステップ間を線でつないで順序を示す */
  .process-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 38px;
    right: -16px;
    width: 16px;
    height: 1px;
    background: var(--border-primary);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn,
  .chip,
  .skill-card,
  .work-card,
  .work-thumb,
  .work-thumb-wrap::after,
  .service-row,
  .process-step,
  .contact-card,
  .global-nav a {
    transition: none;
  }

  .btn:hover,
  .skill-card:hover,
  .work-card:hover,
  .service-row:hover,
  .process-step:hover,
  .contact-card:hover {
    transform: none;
  }

  .work-card:hover .work-thumb {
    transform: none;
  }

  .hero-logo-glow {
    animation: none;
    opacity: 0.7;
  }
}