/* ===== 株式会社Walk ===== */
:root {
  --navy: #13294B;
  --navy-2: #1d3a66;
  --accent: #F2A900;
  --accent-dark: #d69500;
  --text: #1f2733;
  --muted: #5A6578;
  --gray: #f3f5f8;
  --line: #dde2ea;
  --white: #fff;
  --radius: 14px;
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body {
  margin: 0;
  font-family: "Noto Sans JP", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.85;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.4; }

.container { width: min(1120px, 100% - 40px); margin-inline: auto; }
.container--narrow { width: min(860px, 100% - 40px); }
.center { text-align: center; }
.sp { display: none; }
.todo { background: #fff3cd; padding: 0 6px; border-radius: 4px; }

/* ===== Header ===== */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--header-h);
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
.header.is-scrolled { border-color: var(--line); box-shadow: 0 2px 14px rgba(19,41,75,.06); }
.header__inner {
  height: 100%; width: min(1200px, 100% - 32px); margin-inline: auto;
  display: flex; align-items: center; justify-content: space-between;
}
.header__logo { font-family: Montserrat, sans-serif; font-weight: 800; font-size: 28px; letter-spacing: .02em; color: var(--navy); line-height: 1; display: flex; align-items: baseline; gap: 6px; }
.header__logo small { font-family: "Noto Sans JP", sans-serif; font-size: 13px; font-weight: 700; color: var(--muted); letter-spacing: .08em; }
.nav { display: flex; align-items: center; gap: 26px; font-size: 14.5px; font-weight: 700; }
.nav a { position: relative; color: var(--navy); }
.nav a:not(.nav__cta)::after {
  content: ""; position: absolute; left: 0; bottom: -4px; width: 100%; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .25s;
}
.nav a:not(.nav__cta):hover::after { transform: scaleX(1); }
.nav__cta { background: var(--navy); color: var(--white) !important; padding: 10px 20px; border-radius: 999px; transition: background .2s; }
.nav__cta:hover { background: var(--navy-2); }
.menu-btn { display: none; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 54px; padding: 0 32px; border-radius: 999px;
  font-weight: 700; font-size: 16px; white-space: nowrap; flex-shrink: 0; transition: transform .2s, background .2s, color .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn--accent { background: var(--accent); color: var(--navy); box-shadow: 0 6px 18px rgba(242,169,0,.3); }
.btn--accent:hover { background: var(--accent-dark); }
.btn--ghost { border: 2px solid rgba(255,255,255,.6); color: var(--white); }
.btn--ghost:hover { background: var(--white); color: var(--navy); }

/* ===== Hero ===== */
.hero {
  position: relative; overflow: hidden;
  min-height: 100svh; padding: calc(var(--header-h) + 60px) 0 80px;
  display: flex; align-items: center;
  background: linear-gradient(160deg, #0d1e38 0%, var(--navy) 55%, #1a3560 100%);
  color: var(--white);
}
.hero__bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(13,30,56,.94) 0%, rgba(19,41,75,.82) 45%, rgba(19,41,75,.35) 100%),
    url(../images/photo-hero.jpg) center / cover no-repeat;
  animation: heroZoom 18s ease-out both;
}
@keyframes heroZoom { from { transform: scale(1.08); } to { transform: scale(1); } }
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 6px; background: repeating-linear-gradient(90deg, var(--accent) 0 40px, transparent 40px 70px); }
.hero__inner { position: relative; width: min(1120px, 100% - 40px); margin-inline: auto; }
.hero__en { font-family: Montserrat, sans-serif; font-weight: 600; letter-spacing: .3em; color: var(--accent); font-size: 13px; margin: 0 0 18px; }
.hero__title { font-size: clamp(32px, 7vw, 76px); font-weight: 900; letter-spacing: .04em; line-height: 1.3; }
.hero__title span { color: var(--accent); }
.hero__lead { margin: 24px 0 0; font-size: clamp(15px, 1.6vw, 18px); color: #d7deea; }
.hero__badges { list-style: none; padding: 0; margin: 34px 0 0; display: flex; flex-wrap: wrap; gap: 12px; }
.hero__badges li {
  border: 1px solid rgba(255,255,255,.25); background: rgba(255,255,255,.06);
  padding: 8px 18px; border-radius: 8px; font-size: 14px; color: #e3e8f0;
}
.hero__badges strong { color: var(--white); font-size: 16px; margin-right: 4px; }
.hero__btns { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }

/* ===== Section common ===== */
.section { padding: 110px 0; }
.section--gray { background: var(--gray); }
.eyebrow { font-family: Montserrat, sans-serif; font-weight: 600; letter-spacing: .25em; color: var(--accent-dark); font-size: 13px; margin: 0 0 10px; }
.eyebrow--light { color: var(--accent); }
.h2 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 900; color: var(--navy); letter-spacing: .04em; }
.h2--light { color: var(--white); }
.section__lead { color: var(--muted); margin: 18px 0 0; }

/* ===== Message ===== */
.message { display: grid; grid-template-columns: 1fr 1.5fr; gap: 60px; align-items: start; }
.message__head .h2 { position: relative; padding-bottom: 22px; }
.message__head .h2::after { content: ""; position: absolute; left: 0; bottom: 0; width: 56px; height: 4px; background: var(--accent); border-radius: 2px; }
.message__lead { font-size: clamp(21px, 2.4vw, 27px); font-weight: 700; color: var(--navy); line-height: 1.6; margin: 0 0 24px; }
.message__body p { margin: 0 0 18px; }
.message__photo { margin: 34px 0 0; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 5; box-shadow: 18px 18px 0 var(--accent); }
.message__photo img { width: 100%; height: 100%; object-fit: cover; }
.message__sign { text-align: right; margin-top: 30px !important; color: var(--muted); }
.message__sign strong { font-size: 20px; color: var(--navy); margin-left: 6px; }

/* ===== Business ===== */
.biz { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-top: 54px; }
.biz__card { background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: 0 10px 30px rgba(19,41,75,.07); }
.biz__img { aspect-ratio: 3 / 2; overflow: hidden; }
.biz__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.biz__card:hover .biz__img img { transform: scale(1.05); }
.photo-note { text-align: right; font-size: 12px; color: var(--muted); margin: 14px 0 0; }
.biz__body { padding: 30px 34px 36px; }
.biz__num { font-family: Montserrat, sans-serif; font-weight: 800; color: var(--accent); font-size: 15px; letter-spacing: .1em; margin: 0; }
.biz__title { font-size: 24px; color: var(--navy); margin: 4px 0 14px; }
.biz__body > p { margin: 0 0 18px; color: #3b4555; }
.biz__list { list-style: none; padding: 18px 0 0; margin: 0; border-top: 1px solid var(--line); }
.biz__list li { position: relative; padding-left: 24px; margin-bottom: 6px; font-weight: 500; }
.biz__list li::before { content: ""; position: absolute; left: 2px; top: .7em; width: 10px; height: 10px; border-radius: 2px; background: var(--accent); transform: rotate(45deg); }

/* ===== Strength ===== */
.strength { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 54px; }
.strength__item { border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 24px; position: relative; background: var(--white); transition: transform .25s, box-shadow .25s; }
.strength__item:hover { transform: translateY(-4px); box-shadow: 0 12px 28px rgba(19,41,75,.08); }
.strength__no { display: block; font-family: Montserrat, sans-serif; font-weight: 800; font-size: 34px; line-height: 1; color: var(--accent); margin-bottom: 14px; }
.strength__item h3 { font-size: 18px; color: var(--navy); margin-bottom: 12px; padding-top: 6px; border-top: 3px solid var(--accent); width: fit-content; }
.strength__item p { margin: 0; font-size: 15px; color: #3b4555; }

/* ===== Company ===== */
.company { width: 100%; border-collapse: collapse; margin-top: 46px; background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: 0 6px 20px rgba(19,41,75,.05); }
.company th, .company td { padding: 20px 26px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.company tr:last-child th, .company tr:last-child td { border-bottom: none; }
.company th { width: 200px; background: #eef2f7; color: var(--navy); font-weight: 700; font-size: 15px; }
.company small { color: var(--muted); }

/* ===== Access ===== */
.access { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; margin-top: 50px; align-items: stretch; }
.access__map { border-radius: var(--radius); overflow: hidden; min-height: 380px; background: var(--gray); }
.access__map iframe { width: 100%; height: 100%; min-height: 380px; border: 0; display: block; }
.access__info h3 { font-size: 22px; color: var(--navy); margin-bottom: 8px; }
.access__info h4 { margin: 28px 0 12px; font-size: 16px; color: var(--navy); }
.area { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.area li { background: var(--gray); border: 1px solid var(--line); border-radius: 999px; padding: 4px 14px; font-size: 14px; font-weight: 500; }
.area li:first-child { background: var(--navy); color: var(--white); border-color: var(--navy); }
.note { font-size: 14px; color: var(--muted); }

/* ===== Recruit ===== */
.recruit {
  color: #d7deea; padding: 100px 0; position: relative; overflow: hidden;
  background:
    linear-gradient(90deg, rgba(13,30,56,.93) 0%, rgba(19,41,75,.8) 60%, rgba(19,41,75,.55) 100%),
    url(../images/photo-recruit.jpg) center 40% / cover no-repeat;
}
.recruit::before { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 6px; background: repeating-linear-gradient(90deg, var(--accent) 0 40px, transparent 40px 70px); }
.recruit__inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.recruit p { margin: 16px 0 0; }

/* ===== Contact ===== */
.contact { display: grid; grid-template-columns: 1.2fr 1fr; gap: 22px; margin-top: 46px; }
.contact__card {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 36px 24px; border-radius: var(--radius); background: var(--navy); color: var(--white);
  transition: transform .2s, box-shadow .2s;
}
.contact__card:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(19,41,75,.18); }
.contact__card--sub { background: var(--white); color: var(--navy); border: 2px solid var(--navy); }
.contact__label { font-size: 14px; font-weight: 700; opacity: .85; }
.contact__tel { font-family: Montserrat, sans-serif; font-weight: 800; font-size: clamp(28px, 4vw, 38px); color: var(--accent); margin: 6px 0; letter-spacing: .03em; }
.contact__mail { font-family: Montserrat, sans-serif; font-weight: 700; font-size: clamp(18px, 2.4vw, 22px); margin: 14px 0 10px; word-break: break-all; }
.contact__sub { font-size: 13px; opacity: .75; }

/* ===== Footer ===== */
.footer { background: #0d1e38; color: #aab5c6; padding: 56px 0 24px; font-size: 14px; }
.footer__inner { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.footer__logo { font-family: Montserrat, sans-serif; font-weight: 800; font-size: 26px; color: var(--white); line-height: 1; margin: 0 0 16px !important; }
.footer__logo small { font-family: "Noto Sans JP", sans-serif; font-size: 12px; font-weight: 700; color: #aab5c6; margin-right: 6px; }
.footer p { margin: 4px 0; }
.footer__nav { display: flex; flex-wrap: wrap; gap: 10px 22px; align-content: flex-start; max-width: 420px; }
.footer__nav a:hover { color: var(--white); }
.footer__copy { text-align: center; margin: 40px 0 0; font-family: Montserrat, sans-serif; font-size: 12px; letter-spacing: .1em; color: #6f7d93; }

.sp-call { display: none; }

/* ===== Reveal ===== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero__bg { animation: none; }
  html { scroll-behavior: auto; }
}

/* ===== Responsive ===== */
@media (max-width: 1000px) {
  .strength { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  :root { --header-h: 62px; }
  .pc { display: none; }
  .sp { display: inline; }
  .header__logo { font-size: 24px; }
  .header__logo small { font-size: 11px; }
  .menu-btn {
    display: flex; flex-direction: column; justify-content: center; gap: 6px;
    width: 46px; height: 46px; border: 0; background: var(--navy); border-radius: 10px; padding: 0 12px; cursor: pointer;
  }
  .menu-btn span { height: 2px; background: var(--white); border-radius: 2px; transition: transform .3s, opacity .3s; }
  .menu-btn.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .menu-btn.is-open span:nth-child(2) { opacity: 0; }
  .menu-btn.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--white); border-bottom: 1px solid var(--line);
    padding: 8px 20px 20px; font-size: 16px;
    transform: translateY(-120%); transition: transform .3s; z-index: -1;
  }
  .nav.is-open { transform: none; }
  .nav a { padding: 14px 4px; border-bottom: 1px solid var(--line); }
  .nav a::after { display: none; }
  .nav__cta { margin-top: 14px; text-align: center; border-bottom: 0 !important; }

  .section { padding: 76px 0; }
  .hero { min-height: auto; padding: calc(var(--header-h) + 56px) 0 70px; }
  .hero__bg { background: linear-gradient(180deg, rgba(13,30,56,.9), rgba(19,41,75,.8)), url(../images/photo-hero.jpg) 70% center / cover no-repeat; }
  .message__photo { aspect-ratio: 4 / 3; box-shadow: 10px 10px 0 var(--accent); margin-right: 10px; }
  .hero__btns .btn { flex: 1 1 100%; }
  .message { grid-template-columns: 1fr; gap: 26px; }
  .biz { grid-template-columns: 1fr; gap: 24px; margin-top: 40px; }
  .biz__body { padding: 24px 22px 28px; }
  .strength { grid-template-columns: 1fr; margin-top: 40px; }
  .company th, .company td { display: block; width: 100%; padding: 12px 18px; }
  .company th { border-bottom: 0; padding-bottom: 8px; }
  .access { grid-template-columns: 1fr; }
  .access__map, .access__map iframe { min-height: 280px; }
  .recruit__inner { flex-direction: column; align-items: flex-start; }
  .recruit__inner .btn { width: 100%; }
  .contact { grid-template-columns: 1fr; }
  body { padding-bottom: 64px; }
  .sp-call {
    display: flex; align-items: center; justify-content: center;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; height: 60px;
    background: var(--accent); color: var(--navy); font-weight: 900; font-size: 17px;
    box-shadow: 0 -4px 14px rgba(0,0,0,.12);
  }
}