/* ============================================
   ATELIER SAMPLE — Order Leather Atelier #085
   ============================================ */

:root {
  --chocolate:    #3b2f25;
  --chocolate-d:  #2a2018;
  --cream:        #f3ece1;
  --cream-l:      #faf6ed;
  --brass:        #a88847;
  --brass-d:      #8a6e3a;
  --brass-darker: #6a5429; /* 4.5:1 確保 */
  --ink:          #1a1411;
  --ink-soft:     #4a4035;
  --border:       #d9cdb6;
  --shadow-soft:  rgba(58, 47, 37, 0.08);
  --shadow-deep:  rgba(26, 20, 17, 0.18);
  --bg:           #f3ece1;

  --serif-en: 'Cormorant Garamond', 'Garamond', serif;
  --mincho:   'Shippori Mincho', 'Yu Mincho', 'Hiragino Mincho ProN', serif;
  --sans:     'Inter', 'Helvetica Neue', 'Hiragino Kaku Gothic ProN', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { overflow-x: hidden; scroll-behavior: smooth; }
body {
  overflow-x: hidden;
  padding-top: 36px;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .3s; }
a:hover { color: var(--brass-d); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

/* ============================================
   DEMO BAR
   ============================================ */
#demo-bar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1200;
  background: rgba(26, 20, 17, 0.96);
  border-bottom: 1px solid var(--brass-d);
  padding: 7px 0;
}
.demo-bar-inner {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  font-size: 0.72rem; color: rgba(243, 236, 225, 0.4);
  font-family: var(--sans);
}
.demo-badge {
  font-size: 0.56rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
  background: rgba(168, 136, 71, 0.18); color: var(--brass);
  padding: 3px 10px; flex-shrink: 0;
}
.demo-link { color: var(--brass); font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.demo-copy { color: rgba(243, 236, 225, 0.22); font-size: 0.64rem; margin-left: 4px; }
@media (max-width: 640px) { .demo-copy { display: none; } }

/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: fixed; top: 36px; left: 0; right: 0; z-index: 1000;
  background: rgba(243, 236, 225, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
  transition: background .3s, padding .3s;
}
.site-header.is-scrolled { padding: 12px 0; background: rgba(243, 236, 225, 0.96); }
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.site-logo {
  font-family: var(--serif-en);
  font-size: 1.5rem; font-weight: 500; letter-spacing: 0.14em;
  color: var(--ink);
}
.site-logo small {
  display: block;
  font-family: var(--mincho); font-size: 0.6rem; letter-spacing: 0.3em;
  color: var(--brass-d); margin-top: 2px;
}
.header-nav ul { list-style: none; display: flex; gap: 34px; }
.header-nav a {
  font-family: var(--serif-en); font-size: 0.96rem; letter-spacing: 0.08em;
  color: var(--ink-soft); position: relative; padding: 6px 0;
}
.header-nav a::after {
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 1px;
  background: var(--brass); transition: width .35s;
}
.header-nav a:hover { color: var(--ink); }
.header-nav a:hover::after { width: 100%; }
.header-nav a.header-cta,
.header-nav a.header-cta:hover {
  color: var(--cream) !important;
  background: var(--brass-darker);
  padding: 10px 22px;
  border-radius: 0;
  letter-spacing: 0.1em;
}
.header-nav a.header-cta:hover { background: var(--ink); }
.header-nav a.header-cta::after { display: none; }

/* HAMBURGER */
.hamburger {
  display: none;
  width: 32px; height: 32px;
  position: relative;
  background: transparent; border: none; cursor: pointer;
  z-index: 1100;
}
.hamburger span {
  position: absolute; left: 4px; right: 4px; height: 1px;
  background: var(--ink); transition: .35s;
}
.hamburger span:nth-child(1) { top: 10px; }
.hamburger span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.hamburger span:nth-child(3) { bottom: 10px; }
.hamburger.is-open span:nth-child(1) { top: 50%; transform: translateY(-50%) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { bottom: auto; top: 50%; transform: translateY(-50%) rotate(-45deg); }

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: calc(100vh - 96px);
  padding: 120px 0 80px;
  display: grid; place-items: center;
  position: relative; overflow: hidden;
}
.hero-grid {
  display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px;
  align-items: center; max-width: 1200px; width: 100%; margin: 0 auto; padding: 0 32px;
}
.hero-visual {
  position: relative; aspect-ratio: 4/5;
  background: var(--chocolate); overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 30px 60px var(--shadow-deep);
}
.hero-visual::before {
  content: ''; position: absolute; inset: 12px;
  border: 1px solid rgba(243, 236, 225, 0.18); pointer-events: none; z-index: 2;
}
.hero-img {
  width: 100%; height: 100%;
  background: url('../images/hero.jpg') center/cover, linear-gradient(180deg, #4a3a2a 0%, #2a2018 100%);
}
.hero-label {
  position: absolute; bottom: 24px; left: 24px; z-index: 3;
  color: var(--cream); font-family: var(--serif-en);
  font-size: 0.82rem; letter-spacing: 0.32em;
}
.hero-text { padding: 12px 0; }
.eyebrow {
  font-family: var(--serif-en);
  font-size: 0.78rem; letter-spacing: 0.42em; text-transform: uppercase;
  color: var(--brass-d); margin-bottom: 28px;
}
.hero h1 {
  font-family: var(--mincho);
  font-size: clamp(36px, 5.4vw, 72px);
  font-weight: 500; line-height: 1.32; letter-spacing: 0.06em;
  color: var(--ink); margin-bottom: 32px;
}
.hero h1 .accent { color: var(--brass-d); }
.hero-sub {
  font-family: var(--mincho); font-size: 1rem; line-height: 2;
  color: var(--ink-soft); margin-bottom: 44px; max-width: 480px;
}
.hero-cta-group { display: flex; gap: 18px; flex-wrap: wrap; }
.btn {
  display: inline-block;
  font-family: var(--serif-en); font-size: 0.92rem; letter-spacing: 0.2em;
  padding: 16px 38px; cursor: pointer; border: 1px solid;
  transition: background .35s, color .35s, border-color .35s;
}
.btn-primary,
.btn-primary:hover {
  background: var(--brass-darker); color: var(--cream); border-color: var(--brass-darker);
}
.btn-primary:hover { background: var(--ink); border-color: var(--ink); color: var(--cream); }
.btn-outline {
  background: transparent; color: var(--ink); border-color: var(--ink);
}
.btn-outline:hover { background: var(--ink); color: var(--cream); }

/* ============================================
   SECTION COMMON
   ============================================ */
section { padding: 100px 0; }
.section-eyebrow {
  font-family: var(--serif-en);
  font-size: 0.72rem; letter-spacing: 0.4em; text-transform: uppercase;
  color: var(--brass-d); margin-bottom: 18px;
}
.section-title {
  font-family: var(--mincho);
  font-size: clamp(28px, 3.6vw, 46px);
  font-weight: 500; line-height: 1.42; letter-spacing: 0.04em;
  color: var(--ink); margin-bottom: 24px;
}
.section-lead {
  font-family: var(--mincho); font-size: 1.04rem; line-height: 2;
  color: var(--ink-soft); max-width: 640px; margin-bottom: 60px;
}

/* STORY */
.story { background: var(--cream-l); }
.story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.story-image { aspect-ratio: 5/6; background: var(--chocolate) url('../images/story.jpg') center/cover; border: 1px solid var(--border); }
.story-text p { font-family: var(--mincho); font-size: 1rem; line-height: 2.1; color: var(--ink-soft); margin-bottom: 24px; }
.story-text p:first-of-type::first-letter {
  font-family: var(--serif-en); font-size: 3.6em; float: left;
  line-height: 0.9; margin: 8px 12px 0 0; color: var(--brass-d);
}

/* PRODUCTS */
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 20px; }
.product-card { background: var(--cream-l); border: 1px solid var(--border); transition: transform .4s, box-shadow .4s; }
.product-card:hover { transform: translateY(-6px); box-shadow: 0 18px 36px var(--shadow-soft); }
.product-card-img { aspect-ratio: 4/5; background: var(--chocolate); background-size: cover; background-position: center; }
.product-card-info { padding: 24px 26px 28px; }
.product-card-cat {
  font-family: var(--serif-en); font-size: 0.7rem; letter-spacing: 0.28em;
  color: var(--brass-d); margin-bottom: 10px;
}
.product-card-name {
  font-family: var(--mincho); font-size: 1.18rem; line-height: 1.5;
  color: var(--ink); margin-bottom: 12px;
}
.product-card-price {
  font-family: var(--serif-en); font-size: 0.92rem; color: var(--ink-soft);
  letter-spacing: 0.06em;
}

/* PROCESS */
.process { background: var(--chocolate); color: var(--cream); }
.process .section-eyebrow { color: var(--brass); }
.process .section-title { color: var(--cream); }
.process .section-lead { color: rgba(243, 236, 225, 0.7); }
.process-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 28px; margin-top: 40px; }
.process-step { position: relative; padding-top: 32px; }
.process-step-num {
  font-family: var(--serif-en); font-size: 0.7rem; letter-spacing: 0.32em;
  color: var(--brass); margin-bottom: 14px; display: block;
}
.process-step-title {
  font-family: var(--mincho); font-size: 1.16rem; line-height: 1.6;
  color: var(--cream); margin-bottom: 14px;
}
.process-step-desc {
  font-family: var(--sans); font-size: 0.88rem; line-height: 1.85;
  color: rgba(243, 236, 225, 0.62);
}
.process-step::before {
  content: ''; position: absolute; top: 0; left: 0; width: 36px; height: 1px;
  background: var(--brass);
}

/* MATERIALS */
.materials-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; margin-top: 30px; }
.material-item { padding: 24px 0; border-top: 1px solid var(--border); }
.material-item h4 {
  font-family: var(--mincho); font-size: 1.16rem; font-weight: 500;
  color: var(--ink); margin-bottom: 12px;
}
.material-item p { font-size: 0.92rem; line-height: 1.95; color: var(--ink-soft); }
.material-item .origin {
  font-family: var(--serif-en); font-size: 0.72rem; letter-spacing: 0.28em;
  color: var(--brass-d); margin-bottom: 10px;
}

/* NEWS */
.news { background: var(--cream-l); }
.news-list { display: flex; flex-direction: column; gap: 0; max-width: 800px; margin: 0 auto; }
.news-item {
  display: grid; grid-template-columns: 120px 100px 1fr; gap: 32px;
  padding: 28px 0; border-bottom: 1px solid var(--border); align-items: baseline;
  transition: background .3s;
}
.news-item:hover { background: rgba(168, 136, 71, 0.04); }
.news-date { font-family: var(--serif-en); font-size: 0.88rem; color: var(--brass-d); letter-spacing: 0.08em; }
.news-cat {
  font-family: var(--serif-en); font-size: 0.66rem; letter-spacing: 0.24em;
  color: var(--ink-soft); padding: 4px 0; border-top: 1px solid var(--border); display: inline-block;
}
.news-title { font-family: var(--mincho); font-size: 1.02rem; line-height: 1.6; color: var(--ink); }

/* CTA */
.cta-band {
  background: var(--ink); color: var(--cream);
  padding: 90px 0; text-align: center;
}
.cta-band .section-title { color: var(--cream); margin-bottom: 18px; }
.cta-band p { font-family: var(--mincho); color: rgba(243, 236, 225, 0.7); margin-bottom: 36px; }
.cta-band .btn-primary {
  background: var(--brass); color: var(--ink); border-color: var(--brass);
}
.cta-band .btn-primary:hover { background: var(--cream); border-color: var(--cream); color: var(--ink); }

/* ============================================
   ABOUT PAGE
   ============================================ */
.page-hero {
  padding: 140px 0 80px;
  background: var(--cream-l);
  text-align: center;
}
.page-hero h1 {
  font-family: var(--mincho);
  font-size: clamp(30px, 4vw, 52px);
  font-weight: 500; letter-spacing: 0.08em;
  color: var(--ink); margin-bottom: 18px;
}
.page-hero .eyebrow { margin-bottom: 22px; }
.page-hero p { font-family: var(--mincho); color: var(--ink-soft); max-width: 580px; margin: 0 auto; }

.about-detail-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; margin-top: 20px;
}
.about-portrait { aspect-ratio: 4/5; background: var(--chocolate) url('../images/about-portrait.jpg') center/cover; border: 1px solid var(--border); }
.about-detail h3 {
  font-family: var(--mincho); font-size: 1.4rem; font-weight: 500;
  color: var(--ink); margin: 32px 0 18px;
}
.about-detail p { font-family: var(--mincho); line-height: 2.1; color: var(--ink-soft); margin-bottom: 18px; }

.profile-table { width: 100%; margin-top: 40px; border-top: 1px solid var(--border); }
.profile-table tr { border-bottom: 1px solid var(--border); }
.profile-table th, .profile-table td { padding: 18px 8px; text-align: left; vertical-align: top; font-size: 0.95rem; }
.profile-table th { width: 30%; font-family: var(--serif-en); font-weight: 500; letter-spacing: 0.12em; color: var(--brass-d); }
.profile-table td { font-family: var(--mincho); color: var(--ink); }

/* ============================================
   PRODUCTS / WORKS PAGE
   ============================================ */
.gallery-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.gallery-filter { display: flex; gap: 12px; justify-content: center; margin-bottom: 50px; flex-wrap: wrap; }
.gallery-filter button {
  font-family: var(--serif-en); font-size: 0.82rem; letter-spacing: 0.24em;
  padding: 10px 22px; background: transparent; color: var(--ink-soft);
  border: 1px solid var(--border); cursor: pointer; transition: all .3s;
}
.gallery-filter button:hover, .gallery-filter button.is-active {
  background: var(--chocolate); color: var(--cream); border-color: var(--chocolate);
}

/* ============================================
   PROCESS PAGE
   ============================================ */
.process-detail { display: flex; flex-direction: column; gap: 80px; margin-top: 40px; }
.process-detail-item {
  display: grid; grid-template-columns: 200px 1fr 1fr; gap: 56px; align-items: center;
}
.process-detail-num {
  font-family: var(--serif-en);
  font-size: clamp(60px, 9vw, 130px); font-weight: 300;
  color: var(--brass); line-height: 1;
}
.process-detail-text h3 {
  font-family: var(--mincho); font-size: 1.6rem; font-weight: 500;
  color: var(--ink); margin-bottom: 16px;
}
.process-detail-text p { font-family: var(--mincho); line-height: 2; color: var(--ink-soft); }
.process-detail-img { aspect-ratio: 4/3; background: var(--chocolate); background-size: cover; background-position: center; border: 1px solid var(--border); }

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-grid {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 80px;
  margin-top: 30px;
}
.contact-form { display: flex; flex-direction: column; gap: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field label {
  font-family: var(--serif-en); font-size: 0.78rem; letter-spacing: 0.24em;
  color: var(--brass-d); display: block; margin-bottom: 10px;
}
.form-field input, .form-field textarea, .form-field select {
  width: 100%; padding: 14px 18px;
  background: var(--cream-l); border: 1px solid var(--border);
  font-family: var(--sans); font-size: 0.95rem; color: var(--ink);
  transition: border-color .3s;
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus {
  outline: none; border-color: var(--brass-d);
}
.form-field textarea { resize: vertical; min-height: 140px; }
.form-submit {
  align-self: flex-start;
  font-family: var(--serif-en); font-size: 0.94rem; letter-spacing: 0.24em;
  padding: 16px 48px; background: var(--brass-darker); color: var(--cream);
  border: 1px solid var(--brass-darker); cursor: pointer; transition: background .3s, border-color .3s;
}
.form-submit:hover { background: var(--ink); border-color: var(--ink); }

.contact-info {
  background: var(--cream-l); padding: 36px 32px; border: 1px solid var(--border);
}
.contact-info h3 { font-family: var(--mincho); font-size: 1.18rem; margin-bottom: 22px; }
.contact-info dl { display: grid; grid-template-columns: 80px 1fr; gap: 12px 16px; font-size: 0.92rem; }
.contact-info dt { font-family: var(--serif-en); font-size: 0.72rem; letter-spacing: 0.22em; color: var(--brass-d); padding-top: 4px; }
.contact-info dd { font-family: var(--mincho); color: var(--ink); }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--chocolate-d); color: rgba(243, 236, 225, 0.7);
  padding: 70px 0 36px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 56px; margin-bottom: 56px;
}
.footer-brand .site-logo { color: var(--cream); }
.footer-brand .site-logo small { color: var(--brass); }
.footer-brand p { margin-top: 22px; font-family: var(--mincho); font-size: 0.88rem; line-height: 1.9; color: rgba(243, 236, 225, 0.5); }
.footer-col h4 {
  font-family: var(--serif-en); font-size: 0.78rem; letter-spacing: 0.32em;
  color: var(--brass); margin-bottom: 18px; text-transform: uppercase;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 0.9rem; color: rgba(243, 236, 225, 0.6); }
.footer-col a:hover { color: var(--cream); }
.footer-bottom {
  border-top: 1px solid rgba(168, 136, 71, 0.18);
  padding-top: 28px; display: flex; justify-content: space-between; align-items: center;
  font-size: 0.78rem; font-family: var(--serif-en); letter-spacing: 0.12em;
  color: rgba(243, 236, 225, 0.4);
}

/* ============================================
   REVEAL ANIMATION（必須: .reveal.show）
   ============================================ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 1.1s, transform 1.1s; }
.reveal.show { opacity: 1; transform: translateY(0); }
.reveal.delay-1 { transition-delay: 0.12s; }
.reveal.delay-2 { transition-delay: 0.24s; }
.reveal.delay-3 { transition-delay: 0.36s; }

/* ============================================
   MOBILE (≤ 767px)
   ============================================ */
@media (max-width: 767px) {
  .container { padding: 0 24px; }
  section { padding: 64px 0; }

  /* Header */
  .hamburger { display: inline-block; }
  .header-nav {
    position: fixed; inset: 0;
    background: var(--cream);
    z-index: 1000;
    display: flex; align-items: center; justify-content: center;
    clip-path: inset(0 0 100% 0);
    transition: clip-path .6s cubic-bezier(.77,.0,.18,1);
  }
  .header-nav.is-open { clip-path: inset(0 0 0% 0); }
  .header-nav ul {
    flex-direction: column; align-items: center; gap: 24px;
  }
  .header-nav a { font-size: 1.4rem; letter-spacing: 0.16em; }
  .header-nav a.header-cta { font-size: 1rem; padding: 14px 32px; }

  /* スタッキングコンテキスト解除（透け防止 4大ルール ①） */
  .site-header, .site-header.is-scrolled, .site-header.menu-active {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }
  .site-header.menu-active { background: var(--cream) !important; }

  /* Hero */
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { aspect-ratio: 4/5; max-width: 340px; margin: 0 auto; }
  .hero-text { padding: 0; text-align: center; }
  .hero-sub { margin: 0 auto 32px; }
  .hero-cta-group { justify-content: center; }

  /* Story */
  .story-grid { grid-template-columns: 1fr; gap: 40px; }

  /* Products */
  .products-grid, .gallery-grid { grid-template-columns: 1fr; }

  /* Process */
  .process-steps { grid-template-columns: 1fr; gap: 36px; }
  .process-detail-item { grid-template-columns: 1fr; gap: 24px; }
  .process-detail-num { font-size: 80px; }

  /* Materials */
  .materials-list { grid-template-columns: 1fr; }

  /* News */
  .news-item { grid-template-columns: 1fr; gap: 8px; padding: 20px 0; }

  /* About */
  .about-detail-grid { grid-template-columns: 1fr; gap: 40px; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }

  /* 4大事故防止ルール ② — Contact 2階層1col */
  .contact-grid, .contact-layout, .contact-wrap, .contact-flex,
  [class*="contact-grid"], [class*="contact-layout"], [class*="contact-wrap"] {
    display: block !important;
    grid-template-columns: 1fr !important;
    flex-direction: column !important;
    gap: 32px;
  }
  .form-row, .form-grid, .form-2col, .form-pair, .input-row, .input-grid,
  [class*="form-row"], [class*="form-grid"], [class*="two-col"] {
    display: block !important;
    grid-template-columns: 1fr !important;
  }
  form input[type="text"], form input[type="email"], form input[type="tel"],
  form input[type="number"], form textarea, form select,
  .form-row > input, .form-row > textarea, .form-row > select,
  .form-row > div, .form-grid > * {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box;
  }
  .form-row, .form-grid { margin-bottom: 1rem; }
}

/* ====================================================
   スマホ時 2カラム→1カラム化（2026-05-15）
   右文章が縦長になる時
==================================================== */
@media (max-width: 768px) {
  .form-row { grid-template-columns: 1fr !important; gap: 24px !important; }
}

/* ====================================================
   2カラム→1カラム化 B案（2026-05-15）
   左画像・右文章になりがちなキーワード対象
==================================================== */
@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr !important; gap: 28px !important; }
  .story-grid { grid-template-columns: 1fr !important; gap: 28px !important; }
}

/* ====================================================
   多カラムgrid スマホ最適化（2026-05-15 千尋）
==================================================== */
@media (max-width: 768px) {
  /* 2カラム化（情報密度を保つ） */
  .products-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 18px !important; }
  .materials-list { grid-template-columns: repeat(2, 1fr) !important; gap: 18px !important; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 18px !important; }
  /* 1カラム化（流れ・5カラム以上） */
  .process-steps { grid-template-columns: 1fr !important; gap: 20px !important; }
}

/* ====================================================
   step/flow系 強制1カラム化（2026-05-15 千尋v2）
==================================================== */
@media (max-width: 768px) {
  .process-steps { grid-template-columns: 1fr !important; gap: 24px !important; }
}

/* ====================================================
   process-grid（4STEPS）スマホ1カラム化（2026-05-16 一括追加）
==================================================== */
@media(max-width:640px){
  .process-grid{grid-template-columns:1fr !important;margin-top:32px}
  .process-step{padding:26px 20px;border-right:none !important;border-bottom:1px solid currentColor !important}
  .process-step:nth-child(2){border-right:none !important;border-bottom:1px solid currentColor !important}
  .process-step:last-child{border-bottom:none !important}
  .process-step .step-num{margin-bottom:14px}
  .process-step h4{font-size:22px;margin-bottom:10px}
  .process-step p{font-size:13px;line-height:1.78}
}