@charset "UTF-8";

/* =========================================================
   竜輝工業 - 共通スタイル (common.css)
   Design: 現代的 / 大人っぽい / 落ち着いた / 近未来的
   Colors: mediumblue (#0000cd) / gold (#ffd700)
   ========================================================= */

/* ---------- Design Tokens ---------- */
:root {
  --navy-900: #060f2c;
  --navy-800: #0a1840;
  --navy-700: #0e2058;
  --blue: #0000cd;          /* mediumblue */
  --blue-500: #1b32d8;
  --blue-400: #3b54e6;
  --gold: #ffd700;
  --gold-600: #e6bd00;
  --gold-soft: #fbe89a;

  --ink: #11182b;
  --text: #2b3245;
  --muted: #6b7488;
  --line: #e4e8f1;
  --line-strong: #cdd4e3;

  --bg: #ffffff;
  --bg-soft: #f5f7fc;
  --bg-tint: #eef2fb;

  --container: 1180px;
  --gutter: clamp(20px, 5vw, 48px);
  --radius: 4px;
  --radius-lg: 8px;

  --shadow-sm: 0 2px 10px rgba(10, 24, 64, 0.05);
  --shadow-md: 0 10px 40px rgba(10, 24, 64, 0.08);
  --shadow-lg: 0 24px 60px rgba(10, 24, 64, 0.12);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 84px;

  --font-jp: "Zen Kaku Gothic New", "Noto Sans JP", -apple-system, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  --font-body: "Noto Sans JP", -apple-system, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  --font-serif: "Shippori Mincho", "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --font-en: "Jost", "Zen Kaku Gothic New", sans-serif;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.85;
  font-size: 16px;
  font-feature-settings: "palt";
  letter-spacing: 0.02em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.3s var(--ease); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4 { font-family: var(--font-jp); font-weight: 500; line-height: 1.4; color: var(--ink); letter-spacing: 0.04em; }

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(64px, 9vw, 130px); }
.section--soft { background: var(--bg-soft); }
.section--navy { background: var(--navy-800); color: #dfe5f5; }
.section--tint { background: var(--bg-tint); }

/* ---------- Section heading ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--blue);
}
.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--gold);
}
.section--navy .eyebrow { color: var(--gold); }

.sec-head { margin-bottom: clamp(36px, 5vw, 60px); }
.sec-head.is-center { text-align: center; }
.sec-head.is-center .eyebrow::after {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--gold);
}
.sec-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.7rem);
  font-weight: 600;
  margin-top: 18px;
  line-height: 1.4;
  letter-spacing: 0.05em;
}
.sec-title .accent { color: var(--blue); }
.section--navy .sec-title { color: #fff; }
.sec-lead {
  margin-top: 20px;
  max-width: 640px;
  color: var(--muted);
  font-size: 0.98rem;
}
.sec-head.is-center .sec-lead { margin-inline: auto; }
.section--navy .sec-lead { color: #aab4d4; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 34px;
  font-family: var(--font-jp);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  border-radius: var(--radius);
  transition: all 0.4s var(--ease);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.btn .arr { transition: transform 0.4s var(--ease); }
.btn:hover .arr { transform: translateX(5px); }

.btn--primary {
  background: linear-gradient(120deg, var(--blue) 0%, var(--blue-500) 100%);
  color: #fff;
  box-shadow: 0 10px 30px rgba(0, 0, 205, 0.25);
}
.btn--primary:hover { box-shadow: 0 14px 40px rgba(0, 0, 205, 0.38); transform: translateY(-2px); }

.btn--gold {
  background: linear-gradient(120deg, var(--gold) 0%, var(--gold-600) 100%);
  color: var(--navy-900);
  box-shadow: 0 10px 30px rgba(230, 189, 0, 0.28);
}
.btn--gold:hover { box-shadow: 0 14px 40px rgba(230, 189, 0, 0.42); transform: translateY(-2px); }

.btn--line {
  background: #06c755;
  color: #fff;
  box-shadow: 0 10px 30px rgba(6, 199, 85, 0.28);
}
.btn--line:hover { box-shadow: 0 14px 40px rgba(6, 199, 85, 0.42); transform: translateY(-2px); }

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
}
.btn--ghost:hover { border-color: var(--blue); color: var(--blue); }
.section--navy .btn--ghost,
.hero .btn--ghost,
.cta-band .btn--ghost,
.page-hero .btn--ghost { color: #fff; border-color: rgba(255,255,255,0.35); }
.section--navy .btn--ghost:hover,
.hero .btn--ghost:hover,
.cta-band .btn--ghost:hover,
.page-hero .btn--ghost:hover { border-color: var(--gold); color: var(--gold); }

/* ---------- Loader ---------- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 26px;
  background: var(--navy-900);
  transition: opacity 0.7s var(--ease), visibility 0.7s var(--ease);
}
.loader__logo {
  width: clamp(120px, 26vw, 170px);
  filter: drop-shadow(0 0 30px rgba(255, 215, 0, 0.18));
  animation: loaderPulse 1.8s var(--ease) infinite;
}
.loader__bar {
  width: 160px;
  height: 2px;
  background: rgba(255, 255, 255, 0.14);
  border-radius: 2px;
  overflow: hidden;
}
.loader__bar span {
  display: block;
  height: 100%;
  width: 40%;
  background: linear-gradient(90deg, var(--blue-400), var(--gold));
  animation: loaderBar 1.3s var(--ease) infinite;
}
.loader__name {
  font-family: var(--font-en);
  letter-spacing: 0.5em;
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  text-indent: 0.5em;
}
.loader.is-hidden { opacity: 0; visibility: hidden; }

@keyframes loaderPulse { 0%, 100% { opacity: 0.85; } 50% { opacity: 1; } }
@keyframes loaderBar {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(360%); }
}

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: all 0.4s var(--ease);
  background: rgba(255, 255, 255, 0);
}
.header.is-scrolled {
  height: 68px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line), 0 8px 30px rgba(10, 24, 64, 0.06);
}
.header__inner {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
/* logo area */
.brand { display: flex; align-items: center; gap: 12px; z-index: 1100; }
.brand__logo { width: auto; height: 50px; transition: height 0.4s var(--ease); }
.header.is-scrolled .brand__logo { height: 42px; }
.brand__text { display: flex; flex-direction: column; line-height: 1.2; }
.brand__name { font-family: var(--font-jp); font-weight: 700; font-size: 1.05rem; color: #fff; letter-spacing: 0.12em; transition: color 0.4s var(--ease); }
.brand__en { font-family: var(--font-en); font-size: 0.6rem; letter-spacing: 0.34em; color: var(--gold); text-transform: uppercase; transition: color 0.4s var(--ease); }
.header.is-scrolled .brand__name { color: var(--ink); }
.header.is-scrolled .brand__en { color: var(--blue); }

/* nav */
.nav { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 34px); }
.nav__list { display: flex; align-items: center; gap: clamp(16px, 2vw, 30px); }
.nav__link {
  position: relative;
  font-family: var(--font-jp);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.92);
  padding-block: 6px;
  transition: color 0.4s var(--ease);
}
.header.is-scrolled .nav__link { color: var(--ink); }
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--gold));
  transition: width 0.35s var(--ease);
}
.nav__link:hover { color: var(--gold); }
.nav__link:hover::after,
.nav__link.is-active::after { width: 100%; }
.nav__link.is-active { color: var(--gold); }
.header.is-scrolled .nav__link:hover,
.header.is-scrolled .nav__link.is-active { color: var(--blue); }
.nav__cta { display: inline-flex; }
.nav__cta .btn { padding: 11px 22px; font-size: 0.85rem; }

/* hamburger */
.nav-toggle {
  display: none;
  width: 46px; height: 46px;
  position: relative;
  z-index: 1100;
}
.nav-toggle span {
  position: absolute;
  left: 11px;
  width: 24px; height: 2px;
  background: #fff;
  transition: all 0.35s var(--ease);
}
.header.is-scrolled .nav-toggle:not(.is-open) span { background: var(--ink); }
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 23px; }
.nav-toggle span:nth-child(3) { top: 30px; }
.nav-toggle.is-open span:nth-child(1) { top: 23px; transform: rotate(45deg); background: #fff; }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { top: 23px; transform: rotate(-45deg); background: #fff; }

/* ---------- Mobile nav overlay ---------- */
@media (max-width: 960px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 30px;
    background: var(--navy-900);
    transform: translateX(100%);
    transition: transform 0.5s var(--ease);
    padding: 0 var(--gutter);
  }
  .nav.is-open { transform: translateX(0); }
  .nav__list { flex-direction: column; gap: 4px; width: 100%; max-width: 360px; }
  .nav__list li { width: 100%; opacity: 0; transform: translateY(14px); }
  .nav.is-open .nav__list li { animation: navItemIn 0.5s var(--ease) forwards; }
  .nav.is-open .nav__list li:nth-child(1) { animation-delay: 0.12s; }
  .nav.is-open .nav__list li:nth-child(2) { animation-delay: 0.18s; }
  .nav.is-open .nav__list li:nth-child(3) { animation-delay: 0.24s; }
  .nav.is-open .nav__list li:nth-child(4) { animation-delay: 0.30s; }
  .nav.is-open .nav__list li:nth-child(5) { animation-delay: 0.36s; }
  .nav.is-open .nav__list li:nth-child(6) { animation-delay: 0.42s; }
  .nav.is-open .nav__list li:nth-child(7) { animation-delay: 0.48s; }
  .nav__link {
    display: block;
    color: #fff;
    font-size: 1.05rem;
    padding: 16px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    letter-spacing: 0.1em;
  }
  .nav__link .en { display: inline-block; margin-left: 12px; font-family: var(--font-en); font-size: 0.65rem; color: var(--gold); letter-spacing: 0.25em; }
  .nav__link:hover, .nav__link.is-active { color: var(--gold); }
  .nav__link::after { display: none; }
  .nav__cta { margin-top: 14px; opacity: 0; }
  .nav.is-open .nav__cta { animation: navItemIn 0.5s var(--ease) 0.54s forwards; }
}
@keyframes navItemIn { to { opacity: 1; transform: translateY(0); } }

@media (min-width: 961px) { .nav__link .en { display: none; } }

/* ---------- Floating actions ---------- */
.floating {
  position: fixed;
  right: 18px;
  bottom: 22px;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 12px;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: all 0.5s var(--ease);
}
.floating.is-shown { opacity: 1; transform: translateY(0); pointer-events: auto; }
.floating a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px; height: 56px;
  border-radius: 50%;
  color: #fff;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s var(--ease);
}
.floating a:hover { transform: translateY(-4px) scale(1.05); }
.floating .f-line { background: #06c755; }
.floating .f-insta { background: linear-gradient(45deg, #f09433, #dc2743, #bc1888); }
.floating a svg { width: 26px; height: 26px; }
@media (max-width: 600px) { .floating a { width: 50px; height: 50px; } }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  background: linear-gradient(125deg, var(--navy-900) 0%, var(--navy-700) 55%, var(--blue) 130%);
  color: #fff;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 80% 20%, rgba(255, 215, 0, 0.12), transparent 45%);
}
.cta-band .container { position: relative; text-align: center; }
.cta-band__label { font-family: var(--font-en); letter-spacing: 0.3em; color: var(--gold); font-size: 0.8rem; text-transform: uppercase; }
.cta-band__title { font-family: var(--font-serif); font-weight: 600; color: #fff; font-size: clamp(1.65rem, 4vw, 2.5rem); margin: 16px 0 14px; letter-spacing: 0.05em; line-height: 1.5; }
.cta-band__text { color: #b9c3e0; max-width: 560px; margin: 0 auto 36px; }
.cta-band__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.footer {
  background: var(--navy-900);
  color: #b8c1dc;
  padding-top: clamp(56px, 7vw, 90px);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer__brand { display: flex; flex-direction: column; gap: 18px; }
.footer__logo { width: 130px; }   /* logo placement area */
.footer__desc { font-size: 0.88rem; color: #8e99bb; max-width: 320px; line-height: 1.9; }
.footer__col h4 { color: #fff; font-size: 0.95rem; letter-spacing: 0.12em; margin-bottom: 20px; font-weight: 500; }
.footer__col h4 .en { display: block; font-family: var(--font-en); font-size: 0.6rem; color: var(--gold); letter-spacing: 0.3em; margin-top: 4px; }
.footer__links li { margin-bottom: 12px; }
.footer__links a { font-size: 0.88rem; color: #b8c1dc; position: relative; padding-left: 0; transition: padding 0.3s var(--ease), color 0.3s var(--ease); }
.footer__links a:hover { color: var(--gold); padding-left: 8px; }
.footer__info dt { font-size: 0.7rem; letter-spacing: 0.16em; color: var(--gold); margin-bottom: 4px; font-family: var(--font-en); text-transform: uppercase; }
.footer__info dd { font-size: 0.9rem; color: #cfd6ea; margin-bottom: 16px; }
.footer__social { display: flex; gap: 12px; margin-top: 8px; }
.footer__social a {
  display: flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.3s var(--ease);
}
.footer__social a:hover { border-color: var(--gold); background: rgba(255, 215, 0, 0.08); transform: translateY(-3px); }
.footer__social svg { width: 18px; height: 18px; }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-block: 28px;
}
.footer__copy { font-family: var(--font-en); font-size: 0.72rem; letter-spacing: 0.16em; color: #6f7aa0; }
.footer__pages { display: flex; gap: 18px; flex-wrap: wrap; }
.footer__pages a { font-size: 0.78rem; color: #8e99bb; }
.footer__pages a:hover { color: var(--gold); }

@media (max-width: 820px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 540px) {
  .footer__grid { grid-template-columns: 1fr; gap: 36px; }
}

/* ---------- Page hero (sub pages) ---------- */
.page-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(50px, 8vw, 96px));
  padding-bottom: clamp(50px, 8vw, 96px);
  background: linear-gradient(125deg, var(--navy-900) 0%, var(--navy-700) 70%, var(--blue) 140%);
  color: #fff;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(circle at 70% 30%, #000, transparent 75%);
}
.page-hero::after {
  content: "";
  position: absolute;
  top: -20%; right: -10%;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(255,215,0,0.14), transparent 60%);
  pointer-events: none;
}
.page-hero .container { position: relative; }
.page-hero__en { font-family: var(--font-en); font-size: clamp(2.6rem, 8vw, 5rem); font-weight: 300; letter-spacing: 0.06em; color: rgba(255,255,255,0.1); line-height: 1; text-transform: uppercase; }
.page-hero__title { font-family: var(--font-serif); font-weight: 600; font-size: clamp(1.9rem, 5vw, 3.1rem); color: #fff; margin-top: -0.4em; letter-spacing: 0.06em; }
.page-hero__title .accent { color: var(--gold); }
.page-hero__lead { margin-top: 18px; color: #b9c3e0; max-width: 600px; }

/* breadcrumb */
.breadcrumb { background: var(--bg-soft); border-bottom: 1px solid var(--line); }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding-block: 16px; font-size: 0.78rem; color: var(--muted); }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb li:not(:last-child)::after { content: "/"; margin-left: 8px; color: var(--line-strong); }
.breadcrumb li:last-child { color: var(--ink); }

/* ---------- Cards (generic) ---------- */
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), border-color 0.45s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--line-strong); }

/* ---------- Reveal animation (subtle) ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.1s; }
.reveal[data-delay="2"] { transition-delay: 0.2s; }
.reveal[data-delay="3"] { transition-delay: 0.3s; }
.reveal[data-delay="4"] { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.divider { width: 100%; height: 1px; background: var(--line); }
.no-scroll { overflow: hidden; }

/* =========================================================
   Refinements & added components (磨き上げ)
   ========================================================= */

/* ---- 上品なボタンの艶 ---- */
.btn--primary, .btn--gold, .btn--line { position: relative; }
.btn--primary::after, .btn--gold::after, .btn--line::after {
  content: "";
  position: absolute;
  top: 0; left: -120%;
  width: 60%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,0.28), transparent);
  transform: skewX(-18deg);
  transition: left 0.6s var(--ease);
  pointer-events: none;
}
.btn--primary:hover::after, .btn--gold:hover::after, .btn--line:hover::after { left: 130%; }

/* ---- スクロール進捗バー ---- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0;
  z-index: 1200;
  background: linear-gradient(90deg, var(--blue), var(--gold));
  transition: width 0.1s linear;
}

/* ---- 実績数字バンド (Stat band) ---- */
.stat-band { position: relative; overflow: hidden; }
.stat-band::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000, transparent 78%);
  mask-image: radial-gradient(circle at 50% 30%, #000, transparent 78%);
}
.stat-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat-item {
  text-align: center;
  padding: 18px clamp(8px, 2vw, 24px);
  position: relative;
}
.stat-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0; top: 18%;
  height: 64%;
  width: 1px;
  background: rgba(255,255,255,0.14);
}
.stat-item__num {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: clamp(2.6rem, 6vw, 4rem);
  line-height: 1;
  color: var(--gold);
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
}
.stat-item__num .unit { font-size: 0.4em; color: #fff; letter-spacing: 0.04em; }
.stat-item__label { margin-top: 12px; font-family: var(--font-jp); font-weight: 500; font-size: 0.98rem; color: #fff; letter-spacing: 0.06em; }
.stat-item__sub { margin-top: 4px; font-size: 0.76rem; color: #9fa9cb; }
@media (max-width: 720px) {
  .stat-grid { grid-template-columns: 1fr 1fr; gap: 28px 0; }
  .stat-item:nth-child(2)::after { display: none; }
  .stat-item:nth-child(1)::before, .stat-item:nth-child(2)::before { content: none; }
}

/* ---- 施工写真 ---- */
.work-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #1b2230;
  background-size: cover;
  background-position: center;
}

/* 写真未設定スロット
   フリー素材が用意でき次第、この class を外して
   style="background-image:url('images/○○.jpg')" を指定してください */
.tex-empty {
  background: repeating-linear-gradient(135deg, #eceef3 0 12px, #e3e6ed 12px 24px);
}
.tex-empty::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 48 48' fill='none'%3E%3Crect x='6' y='11' width='36' height='26' rx='3' stroke='%23a8afc0' stroke-width='2'/%3E%3Ccircle cx='17' cy='20' r='3' fill='%23a8afc0'/%3E%3Cpath d='M9 33l10-9 7 6 6-5 7 8' stroke='%23a8afc0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 44px no-repeat;
  opacity: 0.75;
}

/* テクスチャ（Before/After 共通・プレースホルダー） */
.tex-old {
  background: repeating-linear-gradient(135deg, #b9bdc7 0 8px, #a7abb6 8px 16px), #adb1bb;
  position: relative;
}
.tex-old::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(80,70,60,0.22), rgba(40,40,50,0.45)); }
.tex-roof { background: linear-gradient(135deg, #0e2058, #0000cd 70%, #3b54e6); }
.tex-roof2 { background: linear-gradient(160deg, #102a66, #1b32d8 80%); }
.tex-wall { background: linear-gradient(135deg, #1b2a52, #2a4bd7); }
.tex-wall2 { background: linear-gradient(150deg, #14224a, #3b54e6 90%); }
.tex-gutter { background: linear-gradient(135deg, #102a66, #1b32d8); }

/* ---- セクション見出しの中央アクセント補強 ---- */
.sec-head.is-center .sec-title { position: relative; }