/* ============================================================
NEXUS CODE 採用サイト - style.css
目次
  1. Custom Properties / Base
  2. Utility / Common Components
  3. Header
  4. Mobile Menu
  5. Hero
  6. Message
  7. About
  8. Work
  9. People
  10. Data
  11. Culture
  12. Training
  13. Office
  14. FAQ
  15. Recruit
  16. Entry CTA
  17. Footer
============================================================ */

/* ============================================================
1. Custom Properties / Base
============================================================ */
:root {
  --color-primary: #1b3cff;
  --color-primary-dark: #1530cc;
  --color-dark: #111827;
  --color-bg: #f6f7f9;
  --color-white: #ffffff;
  --color-accent: #79e2c7;

  --color-text: #1c1f26;
  --color-text-sub: #5b626f;
  --color-border: #e2e5ea;

  --content-width: 1200px;
  --gutter: clamp(24px, 5vw, 64px);

  --font-jp: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --font-en: Arial, Helvetica, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

body {
  font-family: var(--font-jp);
  color: var(--color-text);
  background-color: var(--color-white);
  font-size: 16px;
  letter-spacing: 0.01em;
}

h1, h2, h3 {
  font-family: var(--font-jp);
  line-height: 1.4;
}

section {
  position: relative;
}

/* フォーカス表示（視認性を犠牲にしない） */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ============================================================
2. Utility / Common Components
============================================================ */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 12px 20px;
  z-index: 200;
  font-weight: 700;
}

.skip-link:focus {
  left: 12px;
  top: 12px;
}

.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section-eyebrow {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: clamp(13px, 1.4vw, 15px);
  letter-spacing: 0.28em;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.section-eyebrow--light {
  color: var(--color-accent);
}

.section-eyebrow-ja {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  margin-bottom: 28px;
}

.section-eyebrow-ja--light {
  color: var(--color-white);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--color-dark);
  border-bottom: 2px solid var(--color-dark);
  padding-bottom: 4px;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), gap 0.25s var(--ease);
}

.text-link:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-family: var(--font-en);
  letter-spacing: 0.05em;
  padding: 14px 30px;
  border: 2px solid transparent;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
}

.btn--white {
  background-color: var(--color-white);
  color: var(--color-primary);
}

.btn--white:hover {
  background-color: var(--color-dark);
  color: var(--color-white);
}

/* スクロールフェードイン */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================================
3. Header
============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 84px;
  display: flex;
  align-items: center;
  background-color: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 4px 24px rgba(17, 24, 39, 0.04);
}

.header__inner {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.06em;
  color: var(--color-dark);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
}

.header__nav-list a {
  position: relative;
  padding: 6px 0;
}

.header__nav-list a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width 0.25s var(--ease);
}

.header__nav-list a:hover::after {
  width: 100%;
}

.header__entry {
  padding: 10px 24px;
  font-size: 13px;
}

.header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
}

.header__burger-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-dark);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(2) {
  opacity: 0;
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
4. Mobile Menu
============================================================ */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  background-color: var(--color-white);
  padding: 120px var(--gutter) 40px;
  overflow-y: auto;
}

.mobile-menu[hidden] {
  display: none;
}

.mobile-menu__list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-menu__list a {
  display: flex;
  flex-direction: column;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 24px;
  letter-spacing: 0.04em;
  color: var(--color-dark);
}

.mobile-menu__list a span {
  font-family: var(--font-jp);
  font-weight: 500;
  font-size: 13px;
  color: var(--color-text-sub);
  margin-top: 4px;
  letter-spacing: 0.02em;
}

.mobile-menu__entry {
  display: flex;
  justify-content: center;
  margin-top: 32px;
  width: 100%;
}

/* ============================================================
5. Hero
============================================================ */
.hero {
  display: flex;
  align-items: stretch;
  min-height: 100vh;
  padding-top: 84px;
}

.hero__text {
  width: 44%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px var(--gutter);
}

.hero__eyebrow {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.2em;
  padding: 8px 16px;
  border: 1px solid var(--color-dark);
  margin-bottom: 32px;
}

.hero__copy {
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 900;
  line-height: 1.35;
  margin-bottom: 24px;
}

.hero__en {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 32px);
  letter-spacing: 0.04em;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.hero__sub {
  font-size: 15px;
  color: var(--color-text-sub);
  line-height: 1.9;
  margin-bottom: 48px;
}

.hero__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-dark);
  width: fit-content;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.hero__link:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.hero__link-arrow {
  transition: transform 0.25s var(--ease);
}

.hero__link:hover .hero__link-arrow {
  transform: translateX(6px);
}

.hero__media {
  width: 56%;
  overflow: hidden;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================================
6. Message
============================================================ */
.message {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: clamp(100px, 14vw, 180px) var(--gutter);
  text-align: center;
  overflow: hidden;
}

.message__watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-en);
  font-weight: 800;
  font-size: clamp(80px, 16vw, 260px);
  color: var(--color-white);
  opacity: 0.045;
  white-space: nowrap;
  letter-spacing: 0.02em;
  pointer-events: none;
}

.message__inner {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}

.message__lead {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  line-height: 1.7;
  margin-bottom: 28px;
}

.message__body {
  font-size: 15px;
  line-height: 2;
  color: rgba(255, 255, 255, 0.72);
}

/* ============================================================
7. About
============================================================ */
.about {
  display: flex;
  align-items: stretch;
}

.about__media {
  width: 50%;
  overflow: hidden;
}

.about__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about__text {
  width: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(48px, 6vw, 100px);
}

.about__heading {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 900;
  line-height: 1.5;
  margin-bottom: 24px;
}

.about__body {
  font-size: 15px;
  line-height: 2;
  color: var(--color-text-sub);
  margin-bottom: 32px;
}

/* ============================================================
8. Work
============================================================ */
.work {
  background-color: var(--color-bg);
  padding: clamp(90px, 10vw, 140px) var(--gutter);
}

.work__head {
  max-width: var(--content-width);
  margin: 0 auto 56px;
}

.work__lead {
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  max-width: 480px;
}

.work__list {
  max-width: var(--content-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.work__item-media {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  margin-bottom: 24px;
}

.work__item-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.work__item:hover .work__item-media img {
  transform: scale(1.05);
}

.work__item-en {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.work__item-ja {
  font-size: 21px;
  font-weight: 700;
  margin-bottom: 12px;
}

.work__item-desc {
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-text-sub);
}

/* ============================================================
9. People
編集的なずらしレイアウト
============================================================ */
.people {
  padding: clamp(90px, 10vw, 140px) var(--gutter) clamp(60px, 8vw, 100px);
}

.people__head {
  max-width: var(--content-width);
  margin: 0 auto 64px;
}

.people__lead {
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  max-width: 480px;
}

.people__list {
  max-width: var(--content-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: 24px;
  row-gap: 80px;
}

.people__item {
  display: flex;
  flex-direction: column;
}

.people__item--01 {
  grid-column: 1 / 6;
}

.people__item--02 {
  grid-column: 7 / 13;
  margin-top: 110px;
}

.people__item--03 {
  grid-column: 3 / 9;
  margin-top: 40px;
}

.people__item-media {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  margin-bottom: 20px;
}

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

.people__item-role {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.people__item-name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.people__item-name span {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-sub);
  margin-left: 6px;
}

.people__item-voice {
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text-sub);
}

/* ============================================================
10. Data
Primary背景で明確に差別化
============================================================ */
.data {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: clamp(90px, 10vw, 140px) var(--gutter);
}

.data__head {
  max-width: var(--content-width);
  margin: 0 auto 56px;
  text-align: center;
}

.data__grid {
  max-width: var(--content-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.data__item {
  padding: 44px 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.data__label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}

.data__value {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: clamp(38px, 4.4vw, 56px);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.data__unit {
  font-family: var(--font-jp);
  font-size: 16px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.8);
}

.data__static {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: clamp(38px, 4.4vw, 56px);
}

/* ============================================================
11. Culture
============================================================ */
.culture {
  padding: clamp(90px, 10vw, 140px) var(--gutter);
}

.culture__head {
  max-width: var(--content-width);
  margin: 0 auto 56px;
}

.culture__lead {
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
}

.culture__grid {
  max-width: var(--content-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--color-border);
  border-left: 1px solid var(--color-border);
}

.culture__item {
  padding: 44px;
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.culture__number {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 14px;
  color: var(--color-text-sub);
  margin-bottom: 20px;
}

.culture__en {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.culture__ja {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
}

.culture__desc {
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-text-sub);
  max-width: 420px;
}

/* ============================================================
12. Training / Career Step
============================================================ */
.training {
  background-color: var(--color-bg);
  padding: clamp(90px, 10vw, 140px) var(--gutter);
}

.training__head {
  max-width: 640px;
  margin: 0 auto 72px;
  text-align: center;
}

.training__heading {
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 900;
  margin: 16px 0 24px;
}

.training__body {
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text-sub);
}

.training__timeline {
  max-width: var(--content-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  counter-reset: step;
  position: relative;
}

.training__timeline::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  right: 0;
  height: 1px;
  background-color: var(--color-border);
}

.training__step {
  position: relative;
  padding-top: 40px;
}

.training__step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-color: var(--color-white);
  border: 2px solid var(--color-primary);
}

.training__step-number {
  display: block;
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--color-primary);
  margin-bottom: 14px;
}

.training__step-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.training__step-desc {
  font-size: 13px;
  line-height: 1.8;
  color: var(--color-text-sub);
}

/* ============================================================
13. Office
不均一なグリッドレイアウト
============================================================ */
.office {
  padding: clamp(90px, 10vw, 140px) var(--gutter);
}

.office__head {
  max-width: var(--content-width);
  margin: 0 auto 56px;
}

.office__grid {
  max-width: var(--content-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, minmax(160px, auto));
  gap: 16px;
}

.office__cell {
  overflow: hidden;
}

.office__cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.office__cell--main {
  grid-column: 1 / 3;
  grid-row: 1 / 3;
}

.office__cell--pc {
  grid-column: 3 / 4;
  grid-row: 1 / 3;
}

.office__cell--meeting {
  grid-column: 4 / 5;
  grid-row: 1 / 2;
}

.office__cell--talk {
  grid-column: 4 / 5;
  grid-row: 2 / 3;
}

.office__cell--lounge {
  grid-column: 1 / 5;
  aspect-ratio: 16 / 5;
}

/* ============================================================
14. FAQ
============================================================ */
.faq {
  background-color: var(--color-bg);
  padding: clamp(90px, 10vw, 140px) var(--gutter);
}

.faq__head {
  max-width: 800px;
  margin: 0 auto 48px;
}

.faq__list {
  max-width: 800px;
  margin: 0 auto;
  border-top: 1px solid var(--color-border);
}

.faq__item {
  border-bottom: 1px solid var(--color-border);
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 4px;
  text-align: left;
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 700;
}

.faq__icon {
  position: relative;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.faq__icon::before,
.faq__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background-color: var(--color-dark);
  transition: transform 0.3s var(--ease);
}

.faq__icon::before {
  width: 16px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.faq__icon::after {
  width: 2px;
  height: 16px;
  transform: translate(-50%, -50%);
}

.faq__question[aria-expanded="true"] .faq__icon::after {
  transform: translate(-50%, -50%) rotate(90deg) scale(0);
}

.faq__answer {
  padding: 0 4px 28px;
  max-width: 680px;
}

.faq__answer p {
  font-size: 14px;
  line-height: 2;
  color: var(--color-text-sub);
}

/* ============================================================
15. Recruit
============================================================ */
.recruit {
  padding: clamp(90px, 10vw, 140px) var(--gutter);
}

.recruit__head {
  max-width: var(--content-width);
  margin: 0 auto 48px;
}

.recruit__list {
  max-width: var(--content-width);
  margin: 0 auto;
  border-top: 1px solid var(--color-border);
}

.recruit__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 36px 8px;
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.3s var(--ease), padding-left 0.3s var(--ease);
}

.recruit__item:hover {
  background-color: var(--color-bg);
  padding-left: 24px;
}

.recruit__item-en {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 28px);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.recruit__item-ja {
  font-size: 14px;
  color: var(--color-text-sub);
}

.recruit__item-arrow {
  font-size: 24px;
  color: var(--color-primary);
  transition: transform 0.3s var(--ease);
}

.recruit__item:hover .recruit__item-arrow {
  transform: translateX(10px);
}

/* ============================================================
16. Entry CTA
============================================================ */
.entry-cta {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: clamp(90px, 12vw, 160px) var(--gutter);
  text-align: center;
}

.entry-cta__en {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.24em;
  color: var(--color-accent);
  margin-bottom: 20px;
}

.entry-cta__heading {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  margin-bottom: 20px;
}

.entry-cta__body {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 40px;
}

.entry-cta__btn {
  padding: 18px 44px;
}

/* ============================================================
17. Footer
============================================================ */
.footer {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.footer__inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 72px var(--gutter) 48px;
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 40px;
}

.footer__logo {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.footer__tagline {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.55);
}

.footer__nav ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 32px;
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.footer__nav a {
  color: rgba(255, 255, 255, 0.75);
  transition: color 0.25s var(--ease);
}

.footer__nav a:hover {
  color: var(--color-white);
}

.footer__info {
  font-size: 13px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.75);
}

.footer__corporate {
  display: inline-block;
  margin-top: 10px;
  font-weight: 700;
  color: var(--color-white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 20px var(--gutter);
  text-align: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}

/* ============================================================
Responsive: Tablet (768px - 1199px)
============================================================ */
@media (max-width: 1199px) {
  .hero__text {
    width: 48%;
  }

  .hero__media {
    width: 52%;
  }

  .work__list {
    gap: 28px;
  }

  .people__item--01 {
    grid-column: 1 / 7;
  }

  .people__item--02 {
    grid-column: 6 / 13;
    margin-top: 90px;
  }

  .people__item--03 {
    grid-column: 3 / 10;
  }

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

  .office__cell--main {
    grid-column: 1 / 3;
    grid-row: auto;
    aspect-ratio: 16 / 9;
  }

  .office__cell--pc {
    grid-column: 1 / 2;
    grid-row: auto;
    aspect-ratio: 3 / 4;
  }

  .office__cell--meeting {
    grid-column: 2 / 3;
    grid-row: auto;
    aspect-ratio: 3 / 4;
  }

  .office__cell--talk {
    grid-column: 1 / 2;
    grid-row: auto;
    aspect-ratio: 1 / 1;
  }

  .office__cell--lounge {
    grid-column: 2 / 3;
    aspect-ratio: 1 / 1;
  }

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

  .footer__info {
    grid-column: 1 / 3;
  }
}

/* ============================================================
Responsive: Mobile (max 767px)
============================================================ */
@media (max-width: 767px) {
  :root {
    --gutter: 20px;
  }

  .header {
    height: 68px;
  }

  .header__nav {
    display: none;
  }

  .header__burger {
    display: flex;
  }

  .header__inner {
    padding: 0 var(--gutter);
  }

  .mobile-menu {
    padding-top: 100px;
  }

  /* Hero */
  .hero {
    flex-direction: column;
    padding-top: 68px;
    min-height: auto;
  }

  .hero__text {
    width: 100%;
    padding: 48px var(--gutter) 40px;
  }

  .hero__copy {
    font-size: 30px;
  }

  .hero__media {
    width: 100%;
    aspect-ratio: 4 / 5;
  }

  /* Message */
  .message {
    padding: 80px var(--gutter);
  }

  .message__lead {
    font-size: 20px;
  }

  /* About */
  .about {
    flex-direction: column;
  }

  .about__media,
  .about__text {
    width: 100%;
  }

  .about__media {
    aspect-ratio: 4 / 3;
  }

  .about__text {
    padding: 44px var(--gutter);
  }

  /* Work */
  .work__list {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  /* People */
  .people__list {
    display: flex;
    flex-direction: column;
    gap: 56px;
  }

  .people__item {
    width: 100%;
    margin-top: 0 !important;
  }

  .people__item-media {
    width: 88%;
    margin-inline: auto;
    margin-bottom: 20px;
  }

  .people__item--02 .people__item-media {
    margin-inline: auto auto;
  }

  /* Data */
  .data__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .data__item {
    padding: 32px 16px;
  }

  .data__value {
    font-size: 32px;
  }

  /* Culture */
  .culture__grid {
    grid-template-columns: 1fr;
  }

  .culture__item {
    padding: 32px 4px;
  }

  /* Training */
  .training__timeline {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .training__timeline::before {
    top: 0;
    bottom: 0;
    left: 11px;
    right: auto;
    width: 1px;
    height: auto;
  }

  .training__step {
    padding: 0 0 40px 44px;
  }

  .training__step::before {
    top: 4px;
    left: 0;
  }

  /* Office */
  .office__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .office__cell--main {
    grid-column: 1 / 3;
    aspect-ratio: 4 / 3;
  }

  .office__cell--pc,
  .office__cell--meeting,
  .office__cell--talk {
    grid-column: span 1;
    aspect-ratio: 1 / 1;
  }

  .office__cell--lounge {
    grid-column: 1 / 3;
    aspect-ratio: 4 / 3;
  }

  /* FAQ */
  .faq__question {
    padding: 22px 2px;
    gap: 16px;
  }

  /* Recruit */
  .recruit__item {
    padding: 28px 4px;
  }

  .recruit__item:hover {
    padding-left: 4px;
  }

  /* Entry CTA */
  .entry-cta {
    padding: 80px var(--gutter);
  }

  /* Footer */
  .footer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 56px var(--gutter) 40px;
  }

  .footer__info {
    grid-column: auto;
  }

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