/* ========================================
   S-LEAD JAPAN — Full Redesign
   Based on claudecode.digirise.ai patterns
   ======================================== */

/* ── Reset ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --primary: #0045ff;
  --primary-dark: #0036cc;
  --primary-light: #e8eeff;
  --primary-bg: #f0f4ff;
  --accent: #e8920e;
  --accent-dark: #c97c0a;
  --text: #1a1a2e;
  --text-sub: #555e68;
  --text-muted: #8a929a;
  --bg: #fff;
  --bg-gray: #f8f9fb;
  --bg-dark: #0f1c20;
  --border: #e2e6ea;
  --white: #fff;
  --font: "Helvetica Neue", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --max-w: 1200px;
  --header-h: 72px;
  --r: 12px;
  --r-sm: 8px;
  --shadow: 0 2px 8px rgba(0,0,0,.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.10);
  --ease: .3s ease;
  --sec-py: 100px;
}

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--ease); }
a:hover { color: var(--primary-dark); }
ul { list-style: none; }
.pc-only { display: inline; }

.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 32px; }

/* ── Section base ── */
.section { padding: var(--sec-py) 0; position: relative; overflow: hidden; background: var(--bg); }
.section::before {
  content: ""; position: absolute; top: -10%; right: -5%; width: 70%; height: 80%;
  background: radial-gradient(ellipse at top right, rgba(0,123,255,.18) 0%, rgba(0,90,230,.10) 35%, transparent 70%);
  pointer-events: none;
}
.section--white { background: var(--bg); }
.section--gray  { background: var(--bg); }
#flooring { box-shadow: 0 4px 8px rgba(0,0,0,.06); position: relative; z-index: 1; }

.section__header { margin-bottom: 24px; }
.section__label {
  display: block;
  font-size: 14px; font-weight: 700;
  letter-spacing: .08em;
  color: var(--primary);
  margin-bottom: 16px;
}
.section__title { font-size: 42px; font-weight: 900; line-height: 1.3; color: var(--text); }
.section__accent { color: #007BFF; }
.section__watermark {
  position: absolute; top: 10px; right: 20px;
  font-size: 120px; font-weight: 900; letter-spacing: .05em;
  color: transparent; -webkit-text-stroke: 1.5px rgba(0,0,0,.06);
  pointer-events: none; line-height: 1;
}
.section__note { margin-top: 12px; font-size: 12px; color: var(--text-sub); }
.section__desc { margin-top: 16px; font-size: 15px; color: var(--text-sub); line-height: 1.8; }
.section__desc strong { color: var(--primary); }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 36px; font-size: 15px; font-weight: 700;
  border-radius: var(--r-sm); border: 2px solid transparent;
  cursor: pointer; transition: all var(--ease); text-align: center;
}
.btn--accent { background: var(--primary); color: var(--white); border-color: var(--primary); }
.btn--accent:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: var(--white); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,69,255,.4); }
.btn--outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn--outline:hover { background: var(--primary); color: var(--white); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,69,255,.4); }
.btn--lg { padding: 18px 48px; font-size: 17px; border-radius: var(--r); }
.req { font-size: 11px; color: #fff; margin-left: 4px; background: #007BFF; padding: 2px 8px; border-radius: 4px; }

picture { display: contents; }

/* ════════════════════════════════════
   HEADER
   ════════════════════════════════════ */
.header {
  position: fixed; top: 0; left: 0; width: 100%;
  height: var(--header-h);
  background: rgba(255,255,255,.97); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border); z-index: 1000;
}
.header__inner { display: flex; align-items: center; height: 100%; }
.header__logo { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; gap: 0; }
.header__logo-img { height: 32px; width: auto; }
.header__logo-divider { width: 1px; height: 28px; background: #ccc; margin: 0 14px; flex-shrink: 0; }
.header__logo-text { font-size: 16px; font-weight: 800; color: var(--text); line-height: 1.2; white-space: nowrap; }
.header__logo-text small { display: block; font-size: 11px; font-weight: 500; color: var(--text-sub); }

.header__nav { flex: 1; display: flex; justify-content: center; position: relative; }
.header__nav-list { display: flex; align-items: center; gap: 4px; }
.header__nav-list li:last-child { position: absolute; right: 0; top: 50%; transform: translateY(-50%); }
.header__nav-list a {
  display: block; padding: 8px 14px; font-size: 13px; font-weight: 600;
  color: var(--text); border-radius: var(--r-sm);
  transition: all var(--ease); white-space: nowrap;
}
.header__nav-list a:hover { color: var(--primary); background: var(--primary-light); }
.header__cta-btn { background: var(--primary) !important; color: var(--white) !important; border-radius: 100px !important; transition: all .3s ease; }
.header__cta-btn:hover { background: var(--primary) !important; color: var(--white) !important; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,69,255,.4); }

.header__hamburger {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; background: none; border: none; cursor: pointer; padding: 8px; z-index: 1001;
}
.header__hamburger span { display: block; width: 100%; height: 2px; background: var(--text); border-radius: 1px; transition: all var(--ease); }
.header__hamburger.is-active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.header__hamburger.is-active span:nth-child(2) { opacity: 0; }
.header__hamburger.is-active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ════════════════════════════════════
   HERO — Left-right split
   ════════════════════════════════════ */
.hero {
  margin-top: var(--header-h);
  padding: 40px 0 80px;
  background: linear-gradient(to top right, #fff 40%, var(--primary-bg) 100%);
  overflow: hidden;
}
.hero__inner { display: grid; grid-template-columns: 1fr 1.15fr; gap: 40px; align-items: center; }
.hero__content { display: flex; flex-direction: column; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 10px; width: fit-content;
  background: var(--primary-light); color: var(--primary);
  font-size: 13px; font-weight: 700; padding: 6px 20px;
  border-radius: 100px; margin-bottom: 28px;
  border: 1.5px solid rgba(0,69,255,.15); letter-spacing: .04em;
}
.hero__badge-dot {
  display: inline-block; width: 10px; height: 10px;
  background: var(--primary); border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(0,69,255,.5);
  animation: badgePulse 2s ease-in-out infinite;
}
@keyframes badgePulse {
  0%   { box-shadow: 0 0 0 0 rgba(0,69,255,.5); }
  50%  { box-shadow: 0 0 0 8px rgba(0,69,255,0); }
  100% { box-shadow: 0 0 0 0 rgba(0,69,255,0); }
}
.hero__title { font-size: 56px; font-weight: 900; line-height: 1.25; color: var(--text); letter-spacing: -.03em; }
.hero__accent { color: var(--primary); }
.hero__desc { margin-top: 28px; font-size: 17px; line-height: 2; color: var(--text-sub); }
.hero__desc strong { color: var(--text); font-weight: 700; }
.hero__actions { display: flex; gap: 16px; margin-top: 40px; flex-wrap: wrap; }
.btn--pill { border-radius: 100px; padding: 14px 28px; font-size: 14px; }
.btn--outline-gray { background: transparent; color: var(--text); border-color: var(--border); }
.btn--outline-gray:hover { background: var(--bg-gray); border-color: var(--text-muted); color: var(--text); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,0,0,.12); }
.hero__trust {
  display: flex; gap: 20px; margin-top: 36px; flex-wrap: nowrap;
}
.hero__trust span {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; font-weight: 600; color: var(--text-sub); white-space: nowrap;
}
.hero__trust svg { color: var(--primary); flex-shrink: 0; }
.hero__visual { display: flex; flex-direction: column; align-items: center; gap: 24px; position: relative; }
.hero__img { width: 100%; max-width: 640px; border-radius: var(--r); box-shadow: var(--shadow-lg); }
.hero__stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; width: 100%; max-width: 640px; }
.hero__stat {
  display: flex; align-items: center; gap: 10px;
  background: var(--white); border-radius: var(--r-sm); padding: 14px 12px;
  box-shadow: var(--shadow-lg);
}
.hero__stat-icon {
  flex-shrink: 0; display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--primary-light); color: var(--primary);
}
.hero__stat-number { font-size: 15px; font-weight: 900; color: var(--primary); line-height: 1.25; }
.hero__stat-label { font-size: 10.5px; font-weight: 600; color: var(--text-sub); margin-top: 2px; line-height: 1.3; }

/* ── Hero animations ── */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes heroFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes heroScaleIn {
  from { opacity: 0; transform: scale(.9); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes heroSlideLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes heroSlideRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}
.hero__badge   { opacity: 0; animation: heroFadeUp .6s ease forwards; animation-delay: .1s; }
.hero__title   { opacity: 0; animation: heroFadeUp .7s ease forwards; animation-delay: .25s; }
.hero__desc    { opacity: 0; animation: heroFadeUp .6s ease forwards; animation-delay: .45s; }
.hero__actions { opacity: 0; animation: heroFadeUp .6s ease forwards; animation-delay: .6s; }
.hero__trust   { opacity: 0; animation: heroFadeIn .6s ease forwards; animation-delay: .8s; }
.hero__visual  { opacity: 0; animation: heroScaleIn .8s ease forwards; animation-delay: .3s; }
.hero__stat:nth-child(1) { opacity: 0; animation: heroFadeUp .6s ease forwards; animation-delay: .9s; }
.hero__stat:nth-child(2) { opacity: 0; animation: heroFadeUp .6s ease forwards; animation-delay: 1s; }
.hero__stat:nth-child(3) { opacity: 0; animation: heroFadeUp .6s ease forwards; animation-delay: 1.1s; }

/* ════════════════════════════════════
   CLIENTS MARQUEE
   ════════════════════════════════════ */
.marquee-section {
  padding: 40px 0 48px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.marquee-section__title {
  text-align: center; font-size: 12px; font-weight: 600;
  color: var(--text); letter-spacing: .08em; margin-bottom: 28px;
}
.marquee-section__title strong { color: var(--text); font-weight: 800; }
.marquee { position: relative; width: 100%; }
.marquee::before,
.marquee::after {
  content: ''; position: absolute; top: 0; bottom: 0; width: 80px; z-index: 2; pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(to right, var(--bg), transparent); }
.marquee::after  { right: 0; background: linear-gradient(to left, var(--bg), transparent); }
.marquee__track {
  display: flex; gap: 18px; align-items: center;
  width: max-content;
  animation: marqueeScroll 120s linear infinite;
}
.marquee__item {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 12px; font-weight: 700; color: var(--text);
  white-space: nowrap; letter-spacing: .02em; flex-shrink: 0;
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--r-sm);
  padding: 8px 16px 8px 8px; box-shadow: 0 3px 11px var(--sc, rgba(0,69,255,.18));
}
.marquee__icon {
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--primary-light); color: var(--primary);
}
.marquee__icon-svg { flex-shrink: 0; }
@keyframes marqueeScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ════════════════════════════════════
   STATS — Dark bar
   ════════════════════════════════════ */
.stats { background: var(--bg-gray); padding: 72px 0; text-align: center; }
.stats__badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--bg-dark); color: var(--white);
  font-size: 14px; font-weight: 700; padding: 12px 28px;
  border-radius: 100px; margin-bottom: 20px;
}
.stats__badge em { font-style: normal; color: #7ec8f8; }
.stats__subtitle { font-size: 20px; font-weight: 800; color: var(--text); margin-bottom: 8px; }
.stats__note { font-size: 12px; color: var(--text-muted); margin-bottom: 40px; }
.stats__grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.stats__card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--r); padding: 20px 16px; text-align: center;
}
.stats__number { font-size: 48px; font-weight: 900; color: var(--primary); line-height: 1.2; letter-spacing: -.02em; }
.stats__number span { font-size: 16px; font-weight: 700; color: var(--primary); }
.stats__label { font-size: 13px; font-weight: 600; color: var(--text-sub); letter-spacing: .06em; margin-top: 8px; }

/* ════════════════════════════════════
   WHAT IS — 防滑施工とは
   ════════════════════════════════════ */
.whatis { padding: var(--sec-py) 0; background: var(--bg); position: relative; overflow: hidden; }
.whatis::before {
  content: ""; position: absolute; top: -10%; right: -5%; width: 70%; height: 80%;
  background: radial-gradient(ellipse at top right, rgba(0,123,255,.18) 0%, rgba(0,90,230,.10) 35%, transparent 70%);
  pointer-events: none;
}
.whatis__watermark {
  position: absolute; top: 10px; right: 20px;
  font-size: 120px; font-weight: 900; letter-spacing: .05em;
  color: transparent; -webkit-text-stroke: 1.5px rgba(0,0,0,.06);
  pointer-events: none; line-height: 1;
}
.whatis__header { text-align: left; margin-bottom: 24px; }
.whatis__label {
  display: block; font-size: 13px; font-weight: 700;
  letter-spacing: .15em; text-transform: uppercase;
  color: #007BFF; margin-bottom: 16px;
}
.whatis__title { font-size: 42px; font-weight: 900; line-height: 1.3; color: var(--text); }
.whatis__accent { color: #007BFF; }
.whatis__desc {
  font-size: 16px; line-height: 2; color: var(--text-sub);
  margin-bottom: 56px;
}
.whatis__desc strong { color: var(--text); font-weight: 700; }
.whatis__cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 48px; }
.whatis__card {
  background: #fff; border: 1px solid rgba(0,0,0,.06);
  border-radius: 16px; padding: 24px 24px;
  transition: border-color var(--ease), box-shadow var(--ease);
}
.whatis__card:hover { border-color: rgba(0,0,0,.15); box-shadow: 0 4px 24px rgba(0,0,0,.08); }
.whatis__card-num { display: block; font-size: 15px; font-weight: 800; color: #007BFF; margin-bottom: 12px; }
.whatis__card-title { font-size: 22px; font-weight: 800; color: var(--text); margin-bottom: 8px; line-height: 1.4; white-space: nowrap; }
.whatis__card-desc { font-size: 14px; color: var(--text-sub); line-height: 1.8; }
.whatis__wide {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
  background: #fff; border: 1px solid rgba(0,0,0,.06);
  border-radius: 16px; padding: 40px; margin-bottom: 48px;
}
.whatis__wide-text p { font-size: 15px; color: var(--text-sub); line-height: 2; margin-bottom: 16px; }
.whatis__wide-text p:last-child { margin-bottom: 0; }
.whatis__wide-visual img { width: 100%; border-radius: 12px; }
.whatis__highlight {
  display: flex; flex-direction: column; gap: 24px;
  background: #fff; border: 1px solid rgba(0,0,0,.06);
  border-radius: 24px; padding: 24px 32px;
}
.whatis__highlight-row { display: flex; align-items: center; gap: 32px; flex-wrap: wrap; }
.whatis__highlight-label { font-size: 13px; font-weight: 700; color: #007BFF; white-space: nowrap; }
.whatis__highlight-item { font-size: 14px; font-weight: 700; color: var(--text); white-space: nowrap; }
.whatis__gallery { display: flex; justify-content: center; gap: 24px; }
.whatis__gallery-item { width: 320px; border-radius: 16px; overflow: hidden; aspect-ratio: 3/2; flex-shrink: 0; }
.whatis__gallery-item img { width: 100%; height: 100%; object-fit: cover; }

/* ════════════════════════════════════
   PROBLEMS
   ════════════════════════════════════ */
.problems { padding: var(--sec-py) 0; background: #fff; position: relative; overflow: hidden; }
.problems::before {
  content: ""; position: absolute; top: -10%; right: -5%; width: 70%; height: 80%;
  background: radial-gradient(ellipse at top right, rgba(0,123,255,.18) 0%, rgba(0,90,230,.10) 35%, transparent 70%);
  pointer-events: none;
}
.problems__watermark {
  position: absolute; top: 10px; right: 20px;
  font-size: 120px; font-weight: 900;
  color: transparent; -webkit-text-stroke: 1.5px rgba(0,0,0,.06);
  letter-spacing: .05em; pointer-events: none; line-height: 1;
}
.problems__header { text-align: left; margin-bottom: 48px; }
.problems__label {
  display: block; font-size: 13px; font-weight: 700;
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--primary); margin-bottom: 16px;
}
.problems__title { font-size: 42px; font-weight: 900; line-height: 1.3; color: var(--text); }
.problems__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.problems__card {
  display: flex; align-items: center; gap: 16px;
  padding: 24px 24px; background: var(--white);
  border-radius: 12px; border: 1px solid rgba(0,0,0,.06);
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
  transition: all var(--ease);
}
.problems__card:hover { }
.problems__icon {
  color: var(--primary); flex-shrink: 0;
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  background: rgba(0,69,255,.08); border-radius: 50%;
}
.problems__card p { font-size: 15px; font-weight: 700; line-height: 1.6; color: var(--text); }
.problems__resolve { text-align: center; margin-top: 48px; }
.problems__arrow { display: block; font-size: 40px; font-weight: 900; color: var(--primary); margin-bottom: 16px; }
.problems__resolve-text { font-size: 32px; font-weight: 900; color: var(--text); }
.problems__resolve-text strong { color: var(--primary); }

/* ════════════════════════════════════
   SHOWCASE — 施工事例集
   ════════════════════════════════════ */
.showcase { padding: var(--sec-py) 0; background: #fff; position: relative; overflow: hidden; }
.showcase::before {
  content: ""; position: absolute; top: -10%; right: -5%; width: 70%; height: 80%;
  background: radial-gradient(ellipse at top right, rgba(0,123,255,.18) 0%, rgba(0,90,230,.10) 35%, transparent 70%);
  pointer-events: none;
}
.showcase__watermark {
  position: absolute; top: 10px; right: 20px;
  font-size: 120px; font-weight: 900; letter-spacing: .05em;
  color: transparent; -webkit-text-stroke: 1.5px rgba(0,0,0,.06);
  pointer-events: none; line-height: 1;
}
.showcase__header { margin-bottom: 24px; }
.showcase__label { font-size: 14px; font-weight: 700; color: #007BFF; letter-spacing: .08em; display: block; margin-bottom: 16px; }
.showcase__title { font-size: 42px; font-weight: 900; color: var(--text); line-height: 1.3; }
.showcase__accent { color: #007BFF; }
.showcase__desc { font-size: 16px; line-height: 2; color: var(--text-sub); margin-bottom: 48px; }
.showcase__desc strong { color: var(--text); font-weight: 800; }
.showcase__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; }
.showcase__card { background: var(--white); border-radius: 16px; overflow: hidden; box-shadow: 0 1px 4px rgba(0,0,0,.08); transition: all var(--ease); display: flex; flex-direction: column; text-decoration: none; color: inherit; cursor: pointer; }
.showcase__card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,.1); }
.showcase__img { width: 100%; aspect-ratio: 16/9; flex-shrink: 0; overflow: hidden; background: #e8edf5; }
.showcase__img img { width: 100%; height: 100%; object-fit: cover; }
.showcase__badge {
  display: inline-block; align-self: flex-start; margin: 18px 0 12px 24px; padding: 6px 14px;
  font-size: 12px; font-weight: 700; color: #007BFF; letter-spacing: .02em;
  background: rgba(0,123,255,.08); border-radius: 4px;
}
.showcase__card-title { font-size: 17px; font-weight: 800; line-height: 1.5; color: var(--text); padding: 0 24px 5px; }
.showcase__card-meta { font-size: 13px; font-weight: 500; line-height: 1.6; color: var(--text-sub); padding: 0 24px 18px; }

/* Showcase CTA card */
.showcase__cta {
  margin-top: 56px; padding: 56px 64px; text-align: center;
  background: #fff; border-radius: 24px; border: 1px solid rgba(0,123,255,.1);
}
.showcase__cta-label {
  display: inline-block; padding: 6px 20px; font-size: 13px; font-weight: 700;
  color: #007BFF; border: 1.5px solid #007BFF; border-radius: 100px; margin-bottom: 24px;
  letter-spacing: .08em;
}
.showcase__cta-title { font-size: 32px; font-weight: 900; color: var(--text); line-height: 1.4; margin-bottom: 20px; }
.showcase__cta-title strong { color: #007BFF; }
.showcase__cta-desc { font-size: 15px; line-height: 2; color: var(--text-sub); max-width: 680px; margin: 0 auto 36px; }
.showcase__cta-desc strong { color: var(--text); font-weight: 800; }
.showcase__cta-btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.showcase__cta-only { margin-top: 56px; text-align: center; }
.showcase__cta-btn {
  display: inline-flex; align-items: center; padding: 16px 40px;
  font-size: 16px; font-weight: 700; border-radius: 100px;
  text-decoration: none; transition: all .2s;
}
.showcase__cta-btn--primary { background: #007BFF; color: #fff; }
.showcase__cta-btn--primary:hover { background: #007BFF; color: #fff; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,69,255,.4); }
.showcase__cta-btn--outline { background: #fff; color: var(--text); border: 1.5px solid #ccc; }
.showcase__cta-btn--outline:hover { border-color: #007BFF; color: #007BFF; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,123,255,.4); }
.showcase__cta-note { font-size: 12px; color: var(--text-sub); }

/* ════════════════════════════════════
   ABOUT — Split layout
   ════════════════════════════════════ */
.about__split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about__text { display: flex; flex-direction: column; gap: 20px; }
.about__lead { font-size: 24px; font-weight: 800; line-height: 1.5; color: var(--text); }
.about__text p { font-size: 15px; line-height: 1.9; color: var(--text-sub); }
.about__visual img { border-radius: var(--r); box-shadow: var(--shadow-md); }

/* ════════════════════════════════════
   FEATURES — 3-col cards
   ════════════════════════════════════ */
.features__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.features__card {
  background: var(--bg-gray); padding: 32px 28px;
  border-radius: var(--r); border: 1px solid var(--border);
  transition: all var(--ease);
}
.features__card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.features__icon {
  width: 52px; height: 52px; display: flex; align-items: center; justify-content: center;
  background: var(--primary-light); color: var(--primary);
  border-radius: var(--r-sm); font-size: 24px; margin-bottom: 18px;
}
.features__card h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 10px; line-height: 1.4; }
.features__card p { font-size: 14px; line-height: 1.7; color: var(--text-sub); }

/* ════════════════════════════════════
   METHOD
   ════════════════════════════════════ */
.method__body { display: flex; flex-direction: column; gap: 48px; }
.method__text { display: flex; flex-direction: column; gap: 20px; }
.method__heading-group { display: flex; flex-direction: column; }
.method__text h3 { font-size: 20px; font-weight: 800; line-height: 1.5; color: var(--text); }
.method__text p { font-size: 15px; line-height: 1.9; color: var(--text-sub); }
.method__visual { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: stretch; }
.method__image img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--r); box-shadow: var(--shadow-md); }
.method__rating {
  background: var(--white); border-radius: var(--r); padding: 28px;
  box-shadow: var(--shadow-md); border: 1px solid var(--border);
  display: flex; flex-direction: column; justify-content: space-between;
}
.method__rating-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 0; border-bottom: 1px solid var(--border);
}
.method__rating-row:last-child { border-bottom: none; }
.method__rating-thumb {
  width: 40px; height: 40px; min-width: 40px; min-height: 40px;
  border-radius: 50%; object-fit: cover; object-position: center; flex-shrink: 0;
}
.method__rating-name { font-size: 13px; font-weight: 600; line-height: 1.3; color: var(--text); flex: 1; }
.method__rating-stars { font-size: 16px; white-space: nowrap; flex-shrink: 0; }
.star--on { color: #f59e0b; }
.star--off { color: #dde1e5; }

/* ════════════════════════════════════
   FLOORING
   ════════════════════════════════════ */
.flooring__image { text-align: center; margin-bottom: 40px; }
.flooring__image img { margin: 0 auto; border-radius: var(--r); }
.flooring__text { max-width: 800px; margin: 0 auto; }
.flooring__text h3 { font-size: 22px; font-weight: 800; text-align: center; margin-bottom: 20px; color: var(--text); }
.flooring__text p { font-size: 15px; line-height: 1.9; color: var(--text-sub); margin-bottom: 16px; }
.flooring__text p:last-child { margin-bottom: 0; }

/* ════════════════════════════════════
   INDUSTRY — Icon grid
   ════════════════════════════════════ */
.industry__grid { display: grid; grid-template-columns: repeat(6,1fr); gap: 16px; }
.industry__item {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 24px 8px; background: var(--white);
  border-radius: var(--r-sm); border: 1px solid var(--border);
  text-align: center; transition: all var(--ease);
}
.industry__item:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.industry__icon {
  width: 52px; height: 52px; display: flex; align-items: center; justify-content: center;
  background: var(--primary-light); color: var(--primary); border-radius: 50%;
}
.industry__item span { font-size: 12px; font-weight: 700; color: var(--text); line-height: 1.3; }

/* ════════════════════════════════════
   WORKS — Card grid + clients
   ════════════════════════════════════ */
.works__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-bottom: 64px; }
.works__card {
  background: var(--white); border-radius: var(--r);
  overflow: hidden; border: 1px solid var(--border);
  transition: all var(--ease);
}
.works__card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.works__card-img { height: 200px; overflow: hidden; }
.works__card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.works__card:hover .works__card-img img { transform: scale(1.05); }
.works__card-body { padding: 20px; }
.works__tag {
  display: inline-block; font-size: 11px; font-weight: 700;
  color: var(--primary); background: var(--primary-light);
  padding: 4px 12px; border-radius: 4px; margin-bottom: 8px;
}
.works__card-body h3 { font-size: 15px; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.works__card-body p { font-size: 13px; color: var(--text-muted); }

.works__clients {
  background: var(--bg-gray); border-radius: var(--r); padding: 48px;
  border: 1px solid var(--border);
}
.works__clients-heading {
  text-align: center; font-size: 22px; font-weight: 800; color: var(--text); margin-bottom: 32px;
}
.works__clients-heading small { font-size: 14px; font-weight: 400; color: var(--text-sub); }
.works__clients-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }
.works__clients-cat { padding: 20px; background: var(--white); border-radius: var(--r-sm); }
.works__clients-cat h4 {
  font-size: 13px; font-weight: 700; color: var(--primary);
  margin-bottom: 8px; padding-bottom: 8px; border-bottom: 2px solid var(--primary-light);
}
.works__clients-cat p { font-size: 13px; line-height: 1.7; color: var(--text-sub); }

/* ════════════════════════════════════
   VOICE — Testimonial cards
   ════════════════════════════════════ */
.voice__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.voice__card {
  background: var(--white); border-radius: 16px; padding: 24px 22px 22px;
  border: 1px solid #e8e8e8; transition: all var(--ease);
  display: flex; flex-direction: column;
}
.voice__card:hover { border-color: #ccc; box-shadow: 0 4px 20px rgba(0,0,0,.08); }
.voice__quote {
  display: block; font-size: 40px; font-weight: 900; line-height: 1;
  color: rgba(0,0,0,.12); margin-bottom: 8px; font-family: Georgia, serif;
}
.voice__card p { font-size: 15px; line-height: 2; color: var(--text-sub); flex: 1; }
.voice__card p strong { color: var(--text); font-weight: 800; }
.voice__meta { display: flex; align-items: center; gap: 10px; margin-top: 16px; padding-top: 14px; border-top: 1px solid #f0f0f0; }
.voice__avatar {
  width: 24px; height: 24px; border-radius: 50%;
  background: #007BFF; flex-shrink: 0;
}
.voice__role { font-size: 13px; font-weight: 600; color: var(--text); }

/* ════════════════════════════════════
   WHY S-LEAD JAPAN
   ════════════════════════════════════ */
.why__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.why__card {
  background: var(--white); border-radius: 16px; padding: 22px 24px;
  border: 1px solid #e8e8e8; transition: all var(--ease);
  display: flex; gap: 22px; align-items: flex-start;
}
.why__card:hover { border-color: #ccc; box-shadow: 0 4px 20px rgba(0,0,0,.08); }
.why__metric { flex-shrink: 0; text-align: center; min-width: 80px; }
.why__metric-value {
  display: block; font-size: 22px; font-weight: 900;
  color: #007BFF; line-height: 1.1;
}
.why__metric-label {
  display: block; font-size: 12px; color: var(--text-sub); margin-top: 4px;
}
.why__text h3 { font-size: 16px; font-weight: 800; color: var(--text); margin-bottom: 6px; }
.why__text-mobile { display: none; }
.why__text p { font-size: 14px; line-height: 1.8; color: var(--text-sub); }

/* ════════════════════════════════════
   SERVICES
   ════════════════════════════════════ */
.svc-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.svc-card {
  position: relative; background: var(--white); border-radius: 16px; padding: 36px 32px;
  border: 1px solid #e0e0e0; display: flex; flex-direction: column; transition: all var(--ease);
}
.svc-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,.12); transform: translateY(-4px); }
.svc-card--accent { border: 2px solid #007BFF; }
.svc-card__badge {
  position: absolute; top: -12px; right: 20px;
  background: #007BFF; color: #fff; font-size: 12px; font-weight: 800;
  padding: 4px 14px; border-radius: 20px; letter-spacing: .04em;
}
.svc-card__tag {
  font-size: 12px; font-weight: 700; color: var(--text-sub);
  border: 1px solid #ccc; border-radius: 20px; padding: 4px 14px; white-space: nowrap; flex-shrink: 0;
  margin-left: auto;
}
.svc-card__title-row { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.svc-card__title-row .svc-card__title { margin-bottom: 0; }
.svc-card__title { font-size: 22px; font-weight: 900; color: var(--text); margin-bottom: 12px; }
.svc-card__desc { font-size: 14px; line-height: 1.8; color: var(--text-sub); margin-bottom: 20px; }
.svc-card__list { list-style: none; padding: 0; margin: 0 0 28px; display: flex; flex-direction: column; gap: 8px; }
.svc-card__list li {
  font-size: 14px; font-weight: 700; color: var(--text); padding-left: 24px; position: relative;
}
.svc-card__list li::before {
  content: "✓"; position: absolute; left: 0; color: #007BFF; font-weight: 900;
}
.svc-card__btn {
  display: block; text-align: center; margin-top: auto;
  padding: 14px 24px; border-radius: 60px; font-size: 14px; font-weight: 800;
  background: var(--text); color: #fff; text-decoration: none; transition: all .3s ease;
}
.svc-card__btn:hover { background: #007BFF; color: #fff; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,123,255,.4); opacity: 1; }
.svc-card__btn--accent:hover { box-shadow: 0 4px 16px rgba(0,123,255,.4); }
.svc-card__btn--accent { background: #007BFF; }

.svc-card--green { border-color: #16A34A; }
.svc-card--green .svc-card__badge { background: #16A34A; }
.svc-card--green .svc-card__list li::before { color: #16A34A; }
.svc-card--green .svc-card__btn { background: #16A34A; }
.svc-card--green .svc-card__btn:hover { background: #128a3e; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(22,163,74,.4); }

/* ════════════════════════════════════
   FLOW — Timeline steps
   ════════════════════════════════════ */
.flow-hz { display: flex; position: relative; justify-content: space-between; padding: 0 20px; }
.flow-hz::before {
  content: ""; position: absolute; top: 62px; left: 60px; right: 60px;
  height: 2px; background: #007BFF;
}
.flow-hz__step { display: flex; flex-direction: column; align-items: center; text-align: center; flex: 1; position: relative; }
.flow-hz__num { font-size: 14px; font-weight: 700; color: #007BFF; margin-bottom: 8px; }
.flow-hz__icon {
  width: 72px; height: 72px; border-radius: 50%; border: 3px solid #007BFF;
  display: flex; align-items: center; justify-content: center;
  background: var(--white); color: #007BFF; position: relative; z-index: 1; margin-bottom: 16px;
  transition: all .3s ease;
}
.flow-hz__step:hover .flow-hz__icon { background: #007BFF; color: #fff; transform: scale(1.1); box-shadow: 0 4px 16px rgba(0,123,255,.3); }
.flow-hz__step h3 { font-size: 15px; font-weight: 900; color: var(--text); line-height: 1.6; margin-bottom: 8px; }
.flow-hz__step p { font-size: 13px; line-height: 1.6; color: var(--text-sub); }

/* ════════════════════════════════════
   FAQ — Accordion
   ════════════════════════════════════ */
.faq__list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq__item {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--r-sm); overflow: hidden; transition: all var(--ease);
}
.faq__item[open] { border-color: var(--primary); box-shadow: var(--shadow); }
.faq__item summary {
  padding: 20px 24px; font-size: 15px; font-weight: 700; color: var(--text);
  cursor: pointer; list-style: none;
  display: flex; align-items: center; justify-content: space-between;
  transition: color var(--ease);
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+"; font-size: 22px; font-weight: 300;
  color: var(--primary); margin-left: 16px; flex-shrink: 0;
}
.faq__item[open] summary::after { content: "−"; }
.faq__item summary:hover { color: var(--primary); }
.faq__answer { padding: 0 24px 20px; }
.faq__answer p { font-size: 14px; line-height: 1.8; color: var(--text-sub); }

/* ════════════════════════════════════
   CTA — Dark section
   ════════════════════════════════════ */
.cta {
  padding: 88px 0;
  background: linear-gradient(135deg, var(--bg-dark) 0%, #163338 100%);
  text-align: center;
}
.cta__title { font-size: 34px; font-weight: 900; color: var(--white); line-height: 1.5; margin-bottom: 16px; }
.cta__desc { font-size: 15px; color: rgba(255,255,255,.65); line-height: 1.8; margin-bottom: 40px; }
.cta__actions { display: flex; flex-direction: column; align-items: center; gap: 32px; }
.cta__phone { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.cta__phone-sub { font-size: 12px; color: rgba(255,255,255,.5); }
.cta__phone-num { font-size: 30px; font-weight: 900; color: var(--white) !important; letter-spacing: .04em; }

/* ════════════════════════════════════
   CONTACT — Form
   ════════════════════════════════════ */
.contact__form { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 20px; background: var(--white); border-radius: 16px; padding: 40px; box-shadow: 0 4px 24px rgba(0,0,0,.08); }
.contact__row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.contact__field { display: flex; flex-direction: column; gap: 6px; }
.contact__field label { font-size: 13px; font-weight: 700; color: var(--text); }
.contact__field input,
.contact__field select,
.contact__field textarea {
  padding: 14px 16px; font-size: 15px; font-family: var(--font);
  border: 1px solid var(--border); border-radius: var(--r-sm);
  background: var(--bg-gray); color: var(--text);
  transition: border-color var(--ease); width: 100%;
}
.contact__field input:focus,
.contact__field select:focus,
.contact__field textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(25,149,167,.1); }
.contact__purpose { display: flex; flex-direction: column; gap: 8px; }
.contact__purpose-label { font-size: 13px; font-weight: 700; color: var(--text); }
.contact__purpose-options { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact__purpose-option { position: relative; border: 2px solid var(--border); border-radius: 12px; padding: 16px 20px; background: var(--white); cursor: pointer; transition: all .3s ease; }
.contact__purpose-option.is-selected { border-color: #007BFF; background: #f0f6ff; }
.contact__purpose-option input { position: absolute; opacity: 0; }
.contact__purpose-option label { cursor: pointer; display: flex; flex-direction: column; gap: 4px; }
.contact__purpose-option label strong { font-size: 16px; font-weight: 800; color: var(--text); }
.contact__purpose-option label span { font-size: 13px; color: var(--text-sub); }
.contact__submit { text-align: center; margin-top: 12px; }
.contact__submit .btn { border-radius: 60px; padding: 16px 48px; transition: all .3s ease; width: 100%; }
.contact__submit .btn:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,123,255,.4); }
.contact__privacy { text-align: center; margin-top: 8px; font-size: 12px; color: var(--text-muted); line-height: 1.8; }
.contact__privacy a { color: #007BFF; text-decoration: none; }
.contact__privacy a:hover { text-decoration: underline; }
#contact { padding-bottom: 48px; }
.contact__tel { text-align: center; margin-top: 32px; padding-top: 48px; border-top: 1px solid var(--border); }
.contact__tel-label { font-size: 14px; font-weight: 700; color: var(--text-sub); margin-bottom: 8px; }
.contact__tel-number { display: inline-block; font-size: 32px; font-weight: 900; letter-spacing: .02em; color: var(--text); text-decoration: none; line-height: 1.2; }
.contact__tel-number:hover { color: var(--primary); }
.contact__tel-hours { font-size: 13px; color: var(--text-muted); margin-top: 6px; }
@media (max-width: 600px) { .contact__tel-number { font-size: 26px; } }
.contact__success { max-width: 720px; margin: 0 auto; }
.contact__success-box {
  text-align: center; padding: 64px; background: var(--bg-gray);
  border-radius: var(--r); border: 1px solid var(--border);
}
.contact__success-icon {
  width: 64px; height: 64px; display: flex; align-items: center; justify-content: center;
  background: #48bb78; color: var(--white); font-size: 28px;
  border-radius: 50%; margin: 0 auto 16px;
}
.contact__success-box h3 { font-size: 22px; font-weight: 800; margin-bottom: 12px; }
.contact__success-box p { font-size: 14px; line-height: 1.8; color: var(--text-sub); }

/* ════════════════════════════════════
   COMPANY — Table
   ════════════════════════════════════ */
.company__table { width: 100%; max-width: 720px; margin: 0 auto; border-collapse: collapse; }
.company__table th,
.company__table td { padding: 18px 20px; font-size: 15px; text-align: left; border-bottom: 1px solid var(--border); }
.company__table th { width: 160px; font-weight: 700; color: var(--text); background: var(--white); white-space: nowrap; }
.company__table td { color: var(--text-sub); }

/* ════════════════════════════════════
   FOOTER — Light
   ════════════════════════════════════ */
.footer { background: var(--white); color: var(--text-sub); padding: 64px 0 0; text-align: center; border-top: 1px solid var(--border); }
.footer__logo { display: flex; align-items: center; justify-content: center; margin-bottom: 32px; }
.footer__logo-img { height: 28px; width: auto; }
.footer__logo-divider { width: 1px; height: 24px; background: rgba(0,0,0,.15); margin: 0 12px; flex-shrink: 0; }
.footer__logo-text { font-size: 14px; font-weight: 700; color: var(--text); line-height: 1.2; white-space: nowrap; }
.footer__logo-text small { display: block; font-size: 10px; font-weight: 400; color: var(--text-sub); }

.footer__nav { margin-bottom: 24px; }
.footer__nav ul { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 32px; }
.footer__nav a { font-size: 14px; color: var(--text-sub); transition: color var(--ease); }
.footer__nav a:hover { color: var(--primary); }

.footer__legal { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; font-size: 12px; color: var(--text-muted); }
.footer__legal a { color: var(--text-muted); transition: color var(--ease); }
.footer__legal a:hover { color: var(--primary); }

.footer__bottom {
  text-align: center; padding: 24px 0;
  border-top: 1px solid var(--border); font-size: 12px; color: var(--text-muted);
}

/* ════════════════════════════════════
   FIXED CTA (MOBILE)
   ════════════════════════════════════ */
.fixed-cta {
  display: none; position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 999; background: var(--white);
  box-shadow: 0 -2px 12px rgba(0,0,0,.1);
  padding: 8px; gap: 8px;
}
.fixed-cta__btn {
  flex: 1; text-align: center; padding: 14px;
  font-size: 14px; font-weight: 700;
  border-radius: var(--r-sm); color: var(--white) !important;
  transition: all .3s ease;
}
.fixed-cta__btn--tel { background: var(--primary); }
.fixed-cta__btn--mail { background: var(--accent); }
.fixed-cta__btn--tel:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,69,255,.4); }
.fixed-cta__btn--mail:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(232,146,14,.4); }

/* ════════════════════════════════════
   FLOATING ACTION BUTTON
   ════════════════════════════════════ */
.fab-bot { position: fixed; right: 24px; bottom: 24px; z-index: 900; display: flex; flex-direction: column; align-items: flex-end; gap: 10px; pointer-events: none; }
.fab-bot-bubbles { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.fab-bubble {
  opacity: 0; transform: translateY(8px) scale(.96); pointer-events: none;
  transition: opacity .3s cubic-bezier(.2,.8,.2,1), transform .3s cubic-bezier(.2,.8,.2,1);
  display: inline-flex; align-items: center; gap: 8px; max-width: 280px;
  padding: 13px 18px; border-radius: 18px 18px 4px 18px;
  background: var(--white); border: 1px solid var(--border); box-shadow: var(--shadow-md);
  font-size: 14px; font-weight: 700; color: var(--text); text-decoration: none; white-space: nowrap;
}
.fab-bubble svg { flex-shrink: 0; width: 18px; height: 18px; color: var(--primary); }
.fab-bubble:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-1px) scale(1); }
.fab-bot.is-open .fab-bubble { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.fab-bot.is-open .fab-bubble:nth-child(1) { transition-delay: .04s; }
.fab-bot.is-open .fab-bubble:nth-child(2) { transition-delay: .12s; }
.fab-bot.is-open .fab-bubble:nth-child(3) { transition-delay: .2s; }
.fab-bot.is-open .fab-bubble:nth-child(4) { transition-delay: .28s; }
.fab-btn {
  pointer-events: auto; position: relative; width: 60px; height: 60px; border-radius: 50%;
  border: none; cursor: pointer;
  background: radial-gradient(circle at 30% 30%, #2d6bff, var(--primary) 45%, #0034b8);
  box-shadow: 0 10px 28px -6px rgba(0,69,255,.55), 0 4px 10px rgba(0,0,0,.12);
  display: flex; align-items: center; justify-content: center;
  transition: transform .25s cubic-bezier(.2,.8,.2,1);
}
.fab-btn:hover { transform: scale(1.07) rotate(4deg); }
.fab-btn:active { transform: scale(.96); }
.fab-btn svg { width: 28px; height: 28px; color: #fff; }
.fab-btn .ic-close { display: none; }
.fab-bot.is-open .fab-btn .ic-spark { display: none; }
.fab-bot.is-open .fab-btn .ic-close { display: block; }
.fab-ping { position: absolute; inset: 0; border-radius: 50%; border: 2px solid var(--primary); animation: fabPing 2.4s cubic-bezier(0,0,.2,1) infinite; opacity: 0; }
.fab-bot:not(.is-open):not(.is-seen) .fab-ping { opacity: 1; }
@keyframes fabPing { 0% { transform: scale(1); opacity: .55; } 70%, 100% { transform: scale(1.55); opacity: 0; } }
@media (max-width: 960px) { .fab-bot { display: none; } }

/* ════════════════════════════════════
   RESPONSIVE — Tablet (960px)
   ════════════════════════════════════ */
@media (max-width: 960px) {
  :root { --sec-py: 80px; }
  .container { padding: 0 24px; }

  .header__nav {
    position: fixed; top: 0; right: -100%; width: 80%; max-width: 360px;
    height: 100vh; background: var(--white); box-shadow: var(--shadow-lg);
    padding: calc(var(--header-h) + 16px) 24px 24px;
    transition: right var(--ease); overflow-y: auto; z-index: 999;
  }
  .header__nav.is-open { right: 0; }
  .header__nav-list { flex-direction: column; align-items: stretch; gap: 0; }
  .header__nav-list a { padding: 14px 16px; font-size: 15px; border-bottom: 1px solid var(--border); border-radius: 0; }
  .header__nav-list li:last-child { position: static; transform: none; }
  .header__cta-btn { margin-top: 16px; text-align: center; border-radius: 100px !important; }
  .header__hamburger { display: flex; }

  .hero__inner { grid-template-columns: 1fr; gap: 32px; }
  .hero__title { font-size: 36px; }
  .hero__visual { order: -1; }
  .hero__trust { gap: 16px; }
  .btn--pill { padding: 16px 32px; font-size: 15px; }
  .pc-only { display: none; }

  .stats__grid { grid-template-columns: repeat(2,1fr); }
  .stats__number { font-size: 36px; }

  .whatis__title { font-size: 30px; }
  .whatis__cards { grid-template-columns: 1fr; }
  .whatis__wide { grid-template-columns: 1fr; padding: 28px; }
  .whatis__wide-visual { order: -1; }
  .whatis__highlight { border-radius: var(--r); padding: 20px 24px; }
  .whatis__highlight-row { flex-direction: column; gap: 12px; align-items: flex-start; }
  .whatis__gallery-item { width: 45%; }
  .problems__grid { grid-template-columns: repeat(2,1fr); }
  .problems__title { font-size: 30px; }
  .problems__resolve-text { font-size: 24px; }
  .problems__watermark { font-size: 80px; }
  .whatis__watermark { font-size: 80px; }
  .showcase__title { font-size: 30px; }
  .showcase__watermark { font-size: 80px; }
  .showcase__grid { grid-template-columns: repeat(2, 1fr); }
  .about__split { grid-template-columns: 1fr; gap: 36px; }
  .features__grid { grid-template-columns: repeat(2,1fr); }
  .method__visual { grid-template-columns: 1fr; }
  .industry__grid { grid-template-columns: repeat(4,1fr); }
  .works__grid { grid-template-columns: repeat(2,1fr); }
  .works__clients { padding: 32px; }
  .works__clients-list { grid-template-columns: 1fr; }
  .voice__grid { grid-template-columns: 1fr; }
  .why__grid { grid-template-columns: 1fr; }
  .svc-cards { grid-template-columns: repeat(2, 1fr); }
  .svc-card__title-row { flex-direction: column-reverse; align-items: flex-start; gap: 8px; }
  .svc-card__tag { margin-left: 0; }
  .contact__row { grid-template-columns: 1fr; }
  .section__title { font-size: 30px; }
  .section__watermark { font-size: 80px; }
}

/* ════════════════════════════════════
   RESPONSIVE — Mobile (600px)
   ════════════════════════════════════ */
@media (max-width: 600px) {
  :root { --sec-py: 60px; --header-h: 60px; }
  .container { padding: 0 16px; }
  .section__header { margin-bottom: 24px; }
  .section__title { font-size: 21px; font-weight: 700; }
  .section__watermark { font-size: 50px; }
  .whatis__title { font-size: 21px; font-weight: 700; }
  .problems__title { font-size: 21px; font-weight: 700; }
  .problems__watermark { font-size: 50px; }
  .whatis__watermark { font-size: 50px; }
  .showcase__title { font-size: 21px; font-weight: 700; }
  .showcase__watermark { font-size: 50px; }
  .showcase__grid { grid-template-columns: 1fr; gap: 20px; }
  .why__text-desktop { display: none; }
  .diag-section__desc-br { display: none; }
  .contact__purpose-options { grid-template-columns: 1fr; }
  .diag__header { flex-wrap: wrap; row-gap: 14px; }
  .diag__header-right { margin-left: 0; width: 100%; justify-content: space-between; }
  .why__text-mobile { display: inline; }
  .showcase__cta { padding: 40px 24px; }
  .showcase__cta-title { font-size: 16px; white-space: nowrap; }
  .method__text h3 { font-size: 16px; white-space: nowrap; }
  .problems__resolve-text { font-size: 18px; white-space: nowrap; }

  .btn { padding: 12px 24px; font-size: 14px; }
  .btn--lg { padding: 16px 32px; font-size: 15px; width: 100%; }

  .hero { padding: 40px 0; }
  .hero__badge { font-size: 11px; padding: 6px 14px; white-space: nowrap; }
  .hero__title { font-size: 28px; font-weight: 700; }
  .hero__desc { font-size: 14px; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }
  .hero__trust { flex-direction: column; gap: 8px; }
  .hero__trust span { font-size: 12px; }
  .btn--pill { padding: 14px 24px; font-size: 14px; width: 100%; }
  .hero__stats-row { grid-template-columns: 1fr; gap: 10px; }
  .hero__stat { padding: 12px 14px; }

  .stats { padding: 40px 0; }
  .stats__subtitle { font-size: 16px; }
  .stats__grid { gap: 12px; }
  .stats__card { padding: 20px 12px; }
  .stats__number { font-size: 32px; }
  .stats__number span { font-size: 13px; }

  .problems__grid { grid-template-columns: 1fr; }
  .about__lead { font-size: 20px; }
  .features__grid { grid-template-columns: 1fr; }
  .why__grid { grid-template-columns: 1fr; }
  .svc-cards { grid-template-columns: 1fr; }

  .industry__grid { grid-template-columns: repeat(3,1fr); gap: 10px; }
  .industry__item { padding: 16px 6px; }
  .industry__icon { width: 44px; height: 44px; }
  .industry__item span { font-size: 11px; }

  .works__grid { grid-template-columns: 1fr; }
  .works__clients { padding: 20px 16px; }
  .works__clients-heading { font-size: 18px; }

  .cta__title { font-size: 24px; }
  .cta__phone-num { font-size: 24px; }

  .flow-hz {
    flex-wrap: nowrap; justify-content: flex-start; gap: 0;
    overflow-x: auto; -webkit-overflow-scrolling: touch;
    padding: 4px 20px 12px; margin: 0 -16px;
  }
  .flow-hz::before { display: none; }
  .flow-hz__step { flex: 0 0 150px; padding: 0 8px; }
  .flow-hz__step::before {
    content: ""; position: absolute; top: 62px; left: 0; right: 0;
    height: 2px; background: #007BFF; z-index: 0;
  }

  .company__table th { width: 110px; font-size: 13px; }
  .company__table td { font-size: 13px; }

  .footer__top { flex-direction: column; gap: 24px; }

  .fixed-cta { display: flex; }
  .footer { padding-bottom: 70px; }

  .flooring__text h3 { font-size: 18px; }
}

/* ════════════════════════════════════
   DIAGNOSIS
   ════════════════════════════════════ */
.diag-section { padding: 56px 0; background: #fff; position: relative; overflow: hidden; }
.diag-section::before { content: ""; position: absolute; top: -10%; right: -5%; width: 70%; height: 80%; background: radial-gradient(ellipse at top right, rgba(0,123,255,.18) 0%, rgba(0,90,230,.10) 35%, transparent 70%); pointer-events: none; }
.diag-section__watermark { position: absolute; top: 10px; right: 20px; font-size: 120px; font-weight: 900; letter-spacing: .05em; color: transparent; -webkit-text-stroke: 1.5px rgba(0,0,0,.06); pointer-events: none; line-height: 1; }
.diag-section__header { text-align: center; margin-bottom: 28px; }
.diag-section__label { display: inline-block; font-size: 12px; font-weight: 800; letter-spacing: .12em; color: #007BFF; margin-bottom: 10px; }
.diag-section__title { font-size: 26px; font-weight: 900; color: var(--text); margin-bottom: 12px; line-height: 1.4; }
.diag-section__title span { color: #007BFF; }
.diag-section__desc { font-size: 13px; line-height: 1.7; color: var(--text-sub); }
.diag-section__desc strong { color: var(--text); }
.diag { max-width: 640px; margin: 0 auto; }
.diag__card { background: var(--white); border-radius: 20px; box-shadow: 0 8px 40px rgba(0,0,0,.12); overflow: hidden; }
.diag__header { display: flex; align-items: center; gap: 10px; padding: 14px 20px; background: #1a1a2e; }
.diag__icon-badge { width: 36px; height: 36px; background: #007BFF; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 17px; }
.diag__badge-title { font-size: 14px; font-weight: 800; color: #fff; display: block; line-height: 1.3; }
.diag__by { font-size: 11px; color: rgba(255,255,255,.5); font-weight: 700; letter-spacing: .08em; display: block; line-height: 1.3; }
.diag__header-right { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.diag__step { font-size: 13px; color: #007BFF; font-weight: 800; white-space: nowrap; }
.diag__progress { width: 120px; height: 6px; background: rgba(255,255,255,.15); border-radius: 3px; }
.diag__progress-bar { height: 100%; width: 0%; background: #007BFF; transition: width .4s ease; border-radius: 3px; }
.diag__dots { display: flex; gap: 6px; }
.diag__dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.25); transition: background .3s ease; }
.diag__dot.is-active { background: #007BFF; }
.diag__dot.is-done { background: rgba(255,255,255,.5); }
.diag__body { padding: 20px 24px 24px; }
.diag__question { font-size: 18px; font-weight: 800; color: var(--text); margin-bottom: 16px; line-height: 1.5; }
.diag__question .diag__q-num { color: #007BFF; }
.diag__options { display: flex; flex-direction: column; gap: 8px; }
.diag__opt { display: flex; align-items: center; gap: 12px; width: 100%; text-align: left; padding: 14px 18px; font-size: 14px; font-weight: 600; color: var(--text); background: #f5f5f5; border: 2px solid transparent; border-radius: 12px; cursor: pointer; transition: all .2s ease; font-family: var(--font); }
.diag__opt:hover { border-color: #007BFF; background: #eef4ff; }
.diag__opt-label { width: 30px; height: 30px; border-radius: 50%; background: #333; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 800; color: #fff; flex-shrink: 0; }
.diag__opt:hover .diag__opt-label { background: #007BFF; }
.diag__hint { font-size: 11px; color: var(--text-sub); text-align: center; margin-top: 14px; }
.diag__result { padding: 28px; }
.diag__result-badge { font-size: 13px; font-weight: 800; color: #007BFF; margin-bottom: 12px; }
.diag__result-title { font-size: 22px; font-weight: 900; color: var(--text); margin-bottom: 8px; line-height: 1.4; }
.diag__result-accent { color: #007BFF; }
.diag__result-sub { font-size: 13px; color: var(--text-sub); line-height: 1.8; margin-bottom: 20px; }
.diag__level-bar { display: flex; gap: 4px; margin-bottom: 6px; }
.diag__level-seg { flex: 1; height: 8px; border-radius: 4px; background: #e0e0e0; }
.diag__level-seg.is-filled { background: #007BFF; }
.diag__level-labels { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-sub); font-weight: 700; margin-bottom: 20px; }
.diag__result-recommend { border: 2px solid rgba(0,123,255,.3); background: rgba(0,123,255,.04); border-radius: 14px; padding: 20px; margin-bottom: 20px; }
.diag__recommend-label { font-size: 12px; font-weight: 800; color: #007BFF; margin-bottom: 8px; }
.diag__recommend-title { font-size: 18px; font-weight: 900; color: var(--text); margin-bottom: 8px; }
.diag__recommend-desc { font-size: 13px; color: var(--text-sub); line-height: 1.7; }
.diag__result-cta { text-align: center; margin-bottom: 8px; }
.diag__result-cta .btn { border-radius: 60px; padding: 14px 40px; }
.diag__retry-wrap { text-align: center; }
.diag__retry { display: inline-block; font-size: 13px; color: var(--text-sub); cursor: pointer; background: none; border: none; font-family: var(--font); }
.diag__retry:hover { color: #007BFF; }

@media (max-width: 960px) {
  .diag-section__watermark { font-size: 80px; }
  .blog-hero__watermark { font-size: 80px; }
}
@media (max-width: 600px) {
  .diag-section__watermark { font-size: 50px; }
  .diag-section__title { font-size: 21px; white-space: nowrap; }
  .blog-hero__watermark { font-size: 50px; }
}

/* ════════════════════════════════════
   CONTACT REASSURE
   ════════════════════════════════════ */
.contact-reassure { margin-bottom: 16px; padding: 32px; }
.contact-reassure__title { font-size: 22px; font-weight: 900; color: var(--text); margin-bottom: 16px; text-align: center; }
.contact-reassure__desc { font-size: 15px; line-height: 1.9; color: var(--text-sub); margin-bottom: 20px; }
.contact-reassure__list { list-style: none; padding: 0; display: flex; gap: 32px; flex-wrap: wrap; justify-content: center; }
.contact-reassure__list li { font-size: 13px; font-weight: 700; color: var(--text); padding-left: 24px; position: relative; }
.contact-reassure__list li::before { content: "✔"; position: absolute; left: 0; color: #007BFF; font-size: 14px; font-weight: 900; }

@media (max-width: 600px) {
  .contact-reassure__title { font-size: 19px; white-space: nowrap; }
  .contact-reassure__list { row-gap: 10px; }
}

/* ════════════════════════════════════
   BLOG (preserve for blog pages)
   ════════════════════════════════════ */
.blog-hero { margin-top: var(--header-h); padding: 48px 0 32px; background: #fff; position: relative; overflow: hidden; }
.blog-hero::before { content: ""; position: absolute; top: -10%; right: -5%; width: 70%; height: 80%; background: radial-gradient(ellipse at top right, rgba(0,123,255,.18) 0%, rgba(0,90,230,.10) 35%, transparent 70%); pointer-events: none; }
.blog-hero__watermark { position: absolute; top: 10px; right: 20px; font-size: 120px; font-weight: 900; letter-spacing: .05em; color: transparent; -webkit-text-stroke: 1.5px rgba(0,0,0,.06); pointer-events: none; line-height: 1; }
.blog-hero__inner { display: flex; flex-direction: column; gap: 16px; position: relative; z-index: 1; }
.blog-hero__breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-muted); }
.blog-hero__breadcrumb a { color: var(--text-muted); }
.blog-hero__breadcrumb a:hover { color: var(--primary); }
.blog-hero__title { font-size: 32px; font-weight: 800; line-height: 1.4; color: var(--text); }
.blog-hero__title span { color: #007BFF; }
.blog-hero__meta { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--text-muted); }

.blog-list { padding: 48px 0 96px; }
.blog-tabs { display: flex; gap: 8px; margin-bottom: 32px; flex-wrap: wrap; }
.blog-tab {
  padding: 8px 20px; font-size: 14px; font-weight: 600; font-family: var(--font);
  border-radius: 100px; border: 1px solid var(--border);
  background: var(--white); color: var(--text-sub); cursor: pointer;
  transition: all var(--ease);
}
.blog-tab.is-active, .blog-tab:hover { background: var(--primary); color: var(--white); border-color: var(--primary); }

.blog-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.blog-card {
  background: var(--white); border-radius: var(--r); overflow: hidden;
  border: 1px solid var(--border); transition: all var(--ease);
  cursor: pointer; text-decoration: none; color: inherit; display: flex; flex-direction: column;
}
.blog-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); color: inherit; }
.blog-card__image { height: 180px; overflow: hidden; }
.blog-card__image img { width: 100%; height: 100%; object-fit: cover; }
.blog-card__body { padding: 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.blog-card__tags { display: flex; gap: 8px; flex-wrap: wrap; }
.blog-card__tag { display: inline-block; font-size: 12px; font-weight: 700; color: var(--primary); background: var(--primary-light); padding: 4px 12px; border-radius: 4px; }
.blog-card__title { font-size: 16px; font-weight: 700; line-height: 1.5; color: var(--text); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.blog-card__excerpt { font-size: 13px; line-height: 1.7; color: var(--text-sub); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.blog-card__date { font-size: 12px; color: var(--text-muted); margin-top: auto; }

.blog-body { padding: 48px 0 96px; }
.blog-body__inner { max-width: 760px; margin: 0 auto; }
.blog-body h2 { font-size: 24px; font-weight: 800; color: var(--text); margin: 48px 0 16px; padding-bottom: 8px; border-bottom: 2px solid var(--primary); }
.blog-body h3 { font-size: 20px; font-weight: 700; color: var(--text); margin: 32px 0 12px; }
.blog-body p { margin-bottom: 20px; line-height: 1.9; color: var(--text-sub); }
.blog-body ul, .blog-body ol { margin: 16px 0; padding-left: 24px; }
.blog-body li { margin-bottom: 8px; list-style: disc; }
.blog-body ol li { list-style: decimal; }
.blog-body img { border-radius: var(--r-sm); margin: 24px 0; }
.blog-body blockquote { border-left: 4px solid var(--primary); padding: 16px 24px; margin: 24px 0; background: var(--primary-light); border-radius: 0 var(--r-sm) var(--r-sm) 0; color: var(--text-sub); font-style: italic; }
.blog-back { margin-top: 48px; text-align: center; }
.blog-back a { display: inline-flex; align-items: center; gap: 8px; padding: 12px 32px; font-size: 15px; font-weight: 600; color: var(--primary); border: 1px solid var(--primary); border-radius: var(--r-sm); transition: all var(--ease); }
.blog-back a:hover { background: var(--primary); color: var(--white); }

@media (max-width: 600px) {
  .blog-grid { grid-template-columns: 1fr; }
  .blog-hero__title { font-size: 24px; }
}

/* ── Scroll animations ── */
.anim { opacity: 0; transform: translateY(32px); transition: opacity .7s ease, transform .7s ease; }
.anim--left { opacity: 0; transform: translateX(-40px); transition: opacity .7s ease, transform .7s ease; }
.anim--right { opacity: 0; transform: translateX(40px); transition: opacity .7s ease, transform .7s ease; }
.anim--scale { opacity: 0; transform: scale(.92); transition: opacity .7s ease, transform .7s ease; }
.anim.is-visible,
.anim--left.is-visible,
.anim--right.is-visible,
.anim--scale.is-visible { opacity: 1; transform: none; }

/* ════════════════════════════════════
   GLOBAL CTA (secondary pages)
   ════════════════════════════════════ */
.global-cta-section { padding: 72px 0; }
.global-cta {
  max-width: 900px; margin: 0 auto; text-align: center; padding: 56px 48px;
  background: linear-gradient(135deg, #eef5ff 0%, #fff 60%);
  border: 1.5px solid rgba(0,123,255,.35); border-radius: 24px;
}
.global-cta__title { font-size: 28px; font-weight: 900; color: var(--text); margin-bottom: 16px; line-height: 1.4; }
.global-cta__desc { font-size: 15px; color: var(--text-sub); line-height: 1.9; margin-bottom: 32px; }
.global-cta__btn {
  display: inline-block; padding: 16px 44px; font-size: 16px; font-weight: 800;
  color: #fff; background: #007BFF; border-radius: 100px; text-decoration: none;
  transition: all .3s ease;
}
.global-cta__btn:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,123,255,.4); }

@media (max-width: 600px) {
  .global-cta { padding: 40px 24px; }
  .global-cta__title { font-size: 22px; }
}

/* ════════════════════════════════════
   AREA NAV（対応エリア）
   ════════════════════════════════════ */
.area-nav { max-width: 1100px; margin: 0 auto; }
.area-nav__card {
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  padding: 36px 44px; background: linear-gradient(135deg, #eef5ff 0%, #fff 65%);
  border: 1px solid rgba(0,123,255,.3); border-radius: 20px; text-decoration: none;
  box-shadow: 0 4px 16px rgba(0,0,0,.04); transition: all .3s ease;
}
.area-nav__card:hover { transform: translateY(-4px); box-shadow: 0 8px 32px rgba(0,0,0,.08); border-color: #007BFF; }
.area-nav__body { display: flex; flex-direction: column; gap: 12px; }
.area-nav__name { font-size: 20px; font-weight: 900; color: var(--text); line-height: 1.5; }
.area-nav__desc { font-size: 14px; font-weight: 500; color: var(--text-sub); line-height: 1.9; }
.area-nav__more {
  flex-shrink: 0; padding: 14px 30px; background: #007BFF; color: #fff; font-size: 15px; font-weight: 800;
  border-radius: 100px; white-space: nowrap; transition: box-shadow .3s ease;
}
.area-nav__card:hover .area-nav__more { box-shadow: 0 4px 16px rgba(0,123,255,.4); }

@media (max-width: 768px) {
  .area-nav__card { flex-direction: column; align-items: stretch; gap: 20px; padding: 24px 20px; }
  .area-nav__name { font-size: 17px; }
  .area-nav__desc { font-size: 13px; }
  .area-nav__more { text-align: center; padding: 12px 20px; font-size: 14px; }
}

/* ヘッダーナビ：項目増加に伴いCTAを通常フローに戻し右寄せ */
@media (min-width: 961px) {
  .header__nav { justify-content: flex-end; margin-left: 24px; }
  .header__nav-list li:last-child { position: static; transform: none; margin-left: 12px; }
}
@media (min-width: 961px) and (max-width: 1180px) {
  .header__logo-divider { margin: 0 10px; }
  .header__logo-text { font-size: 14px; }
  .header__logo-text small { font-size: 10px; }
  .header__nav { margin-left: 12px; }
  .header__nav-list { gap: 0; }
  .header__nav-list a { padding: 8px 9px; font-size: 12.5px; }
  .header__nav-list li:last-child { margin-left: 6px; }
}
@media (min-width: 961px) and (max-width: 1060px) {
  .header__logo-img { height: 26px; }
  .header__logo-text small { display: none; }
  .header__nav-list a { padding: 8px 7px; font-size: 12px; }
  .header__nav-list .header__cta-btn { padding: 8px 12px; }
}