/* ========================================
   style.css - 木守工務店 共通スタイル
   Natural Wood Design
======================================== */

/* ===== CSS VARIABLES ===== */
:root {
  --color-bg:      #ffffff;
  --color-bg-alt:  #f5f0e8;
  --color-bg-alt2: #ece5d8;
  --color-text:    #333333;
  --color-heading: #2c2c2c;
  --color-accent:  #8b6914;
  --color-accent2: #a07b1e;
  --color-green:   #5a7a3a;
  --color-line:    #d4c9b5;
  --color-footer:  #3c2f1e;
  --max-width:     1100px;
  --font-serif-jp: 'Noto Serif JP', serif;
  --font-serif-en: 'Cormorant Garamond', 'EB Garamond', serif;
  --font-sans:     'Noto Sans JP', sans-serif;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text);
  background: var(--color-bg);
  padding-bottom: 70px;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ===== CONTAINER ===== */
.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ===== SECTION COMMON ===== */
section { padding: 80px 0; }
.bg-alt  { background: var(--color-bg-alt); }
.bg-alt2 { background: var(--color-bg-alt2); }
.bg-white { background: var(--color-bg); }

/* ===== SECTION TITLE ===== */
.section-title {
  text-align: center;
  margin-bottom: 52px;
}
.section-title .en {
  display: block;
  font-family: var(--font-serif-en);
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.28em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.section-title .ja {
  display: block;
  font-family: var(--font-serif-jp);
  font-size: 26px;
  font-weight: 400;
  color: var(--color-heading);
  letter-spacing: 0.1em;
}
.section-title .deco-line {
  display: block;
  width: 36px;
  height: 1px;
  background: var(--color-accent);
  opacity: 0.5;
  margin: 14px auto 0;
}
.leaf-deco {
  display: inline-block;
  margin: 0 8px;
  vertical-align: middle;
  opacity: 0.55;
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 13px 32px;
  border-radius: 4px;
  letter-spacing: 0.1em;
  transition: background 0.3s, transform 0.2s;
  border: none;
  cursor: pointer;
}
.btn-primary:hover { background: var(--color-accent2); transform: translateY(-1px); }

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 12px 34px;
  border-radius: 4px;
  letter-spacing: 0.1em;
  transition: all 0.3s;
}
.btn-secondary:hover { background: var(--color-accent); color: #fff; }

.btn-outline-white {
  display: inline-block;
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.7);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 12px 30px;
  border-radius: 4px;
  letter-spacing: 0.1em;
  transition: all 0.3s;
}
.btn-outline-white:hover { background: rgba(255,255,255,0.15); }

.btn-outline-gold {
  display: inline-block;
  background: transparent;
  color: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.5);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 12px 30px;
  border-radius: 4px;
  letter-spacing: 0.1em;
  text-align: center;
  transition: all 0.3s;
}
.btn-outline-gold:hover { background: rgba(255,255,255,0.1); }

/* ===== HEADER ===== */
#header {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: background 0.4s, padding 0.4s, box-shadow 0.4s;
}
#header.transparent { background: transparent; }
#header.solid {
  background: rgba(255,255,255,0.97);
  box-shadow: 0 1px 14px rgba(0,0,0,0.08);
  padding: 11px 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 92%;
  max-width: 1240px;
  margin: 0 auto;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
}
.logo-icon { width: 34px; height: 34px; }
.logo-text {
  font-family: var(--font-serif-jp);
  font-size: 17px;
  font-weight: 500;
  color: #fff;
  letter-spacing: 0.1em;
  transition: color 0.4s;
  white-space: nowrap;
}
#header.solid .logo-text { color: var(--color-heading); }

.header-nav {
  display: none;
  gap: 26px;
}
.header-nav a {
  font-family: var(--font-sans);
  font-size: 13px;
  color: rgba(255,255,255,0.9);
  letter-spacing: 0.07em;
  position: relative;
  padding-bottom: 3px;
  white-space: nowrap;
  transition: color 0.3s;
}
#header.solid .header-nav a { color: var(--color-heading); }
.header-nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--color-accent);
  transition: width 0.3s;
}
.header-nav a:hover::after,
.header-nav a.active::after { width: 100%; }
.header-nav a.active { color: var(--color-accent); }
#header.transparent .header-nav a.active { color: rgba(255,255,255,1); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.btn-header-event {
  font-size: 12px;
  padding: 7px 13px;
  border: 1px solid rgba(255,255,255,0.75);
  color: #fff;
  border-radius: 4px;
  letter-spacing: 0.05em;
  transition: all 0.3s;
  white-space: nowrap;
  display: none;
}
#header.solid .btn-header-event { border-color: var(--color-accent); color: var(--color-accent); }
.btn-header-reserve {
  font-size: 12px;
  padding: 8px 16px;
  background: var(--color-accent);
  color: #fff;
  border-radius: 4px;
  letter-spacing: 0.05em;
  transition: background 0.3s;
  white-space: nowrap;
}
.btn-header-reserve:hover { background: var(--color-accent2); }

.hamburger {
  width: 26px;
  height: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  margin-left: 12px;
}
.hamburger span {
  display: block;
  height: 1.5px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s;
}
#header.solid .hamburger span { background: var(--color-heading); }
.hamburger.open span:nth-child(1) { transform: translateY(8.25px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8.25px) rotate(-45deg); }

/* ===== MOBILE MENU ===== */
#mobile-menu {
  position: fixed;
  inset: 0;
  background: rgba(44,36,24,0.97);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.77,0,0.175,1);
}
#mobile-menu.open { transform: translateX(0); }
.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding: 0 28px;
}
.mobile-nav a {
  font-family: var(--font-serif-jp);
  font-size: 19px;
  color: #e8dcc8;
  letter-spacing: 0.12em;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  width: 100%;
  max-width: 300px;
  text-align: center;
  transition: color 0.3s;
}
.mobile-nav a:hover,
.mobile-nav a.active { color: var(--color-accent2); }
.mobile-menu-btns {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 28px;
  width: 100%;
  max-width: 300px;
  padding: 0 28px;
}
.mobile-menu-btns a {
  display: block;
  text-align: center;
  padding: 13px;
  border-radius: 4px;
  font-family: var(--font-sans);
  font-size: 14px;
  letter-spacing: 0.08em;
}
.mobile-btn-tel {
  border: 1px solid rgba(255,255,255,0.45);
  color: #fff;
}
.mobile-btn-reserve {
  background: var(--color-accent);
  color: #fff;
}

/* ===== BREADCRUMB ===== */
.breadcrumb-wrap {
  background: var(--color-bg-alt2);
  border-bottom: 1px solid var(--color-line);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 12px 0;
  font-size: 12px;
  color: #888;
}
.breadcrumb a { color: var(--color-accent); transition: opacity 0.2s; }
.breadcrumb a:hover { opacity: 0.7; }
.breadcrumb .sep { color: #bbb; }

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  position: relative;
  height: 280px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
}
.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(36,28,18,0.55);
}
.page-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
}
.page-hero-en {
  font-family: var(--font-serif-en);
  font-size: 13px;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}
.page-hero-ja {
  font-family: var(--font-serif-jp);
  font-size: clamp(24px, 4vw, 34px);
  font-weight: 400;
  letter-spacing: 0.12em;
}

/* ===== SCROLL ANIMATION ===== */
.fade-in {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ===== FIRST VIEW (index only) ===== */
#fv {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}
.fv-slides { position: absolute; inset: 0; }
.fv-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.4s ease;
}
.fv-slide.active { opacity: 1; }
.fv-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  will-change: transform;
}
.fv-slide.active img { animation: kenburns 15s ease-in-out infinite alternate; }
@keyframes kenburns {
  from { transform: scale(1.0); }
  to   { transform: scale(1.06); }
}
.fv-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.3);
  z-index: 1;
}
.fv-bg-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-serif-en);
  font-size: clamp(44px, 9vw, 120px);
  font-weight: 300;
  color: rgba(255,255,255,0.1);
  white-space: nowrap;
  letter-spacing: 0.1em;
  z-index: 2;
  pointer-events: none;
  user-select: none;
}
.fv-content {
  position: absolute;
  bottom: 18%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  z-index: 3;
  width: 90%;
}
.fv-deco-left, .fv-deco-right {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.65;
  pointer-events: none;
}
.fv-deco-left  { left: -24px; }
.fv-deco-right { right: -24px; transform: translateY(-50%) scaleX(-1); }
.fv-catch {
  font-family: var(--font-serif-jp);
  font-size: clamp(22px, 4.5vw, 44px);
  font-weight: 400;
  color: #fff;
  letter-spacing: 0.2em;
  line-height: 1.65;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
  margin-bottom: 14px;
}
.fv-sub {
  font-family: var(--font-sans);
  font-size: clamp(11px, 1.8vw, 14px);
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.18em;
  margin-bottom: 10px;
}
.fv-tel-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 22px;
}
.fv-tel-badge {
  font-family: var(--font-sans);
  font-size: 11px;
  background: rgba(255,255,255,0.18);
  padding: 3px 9px;
  border-radius: 2px;
  letter-spacing: 0.07em;
  color: rgba(255,255,255,0.9);
}
.fv-tel-num {
  font-family: var(--font-serif-en);
  font-size: 24px;
  color: #fff;
  letter-spacing: 0.1em;
}
.fv-btns {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.fv-dots {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 4;
}
.fv-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: all 0.3s;
}
.fv-dot.active { background: #fff; transform: scale(1.35); }
.scroll-indicator {
  position: absolute;
  bottom: 26px;
  right: 34px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 4;
}
.scroll-indicator span {
  font-family: var(--font-serif-en);
  font-size: 10px;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.22em;
  writing-mode: vertical-rl;
}
.scroll-bar {
  width: 1px;
  height: 46px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.5));
  animation: scrollbar 1.9s infinite;
}
@keyframes scrollbar {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===== EVENTS ===== */
.events-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.event-card {
  background: #fff;
  border: 1px solid var(--color-line);
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: box-shadow 0.3s;
}
.event-card:hover { box-shadow: 0 4px 18px rgba(0,0,0,0.07); }
.event-badge {
  display: inline-block;
  color: #fff;
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 2px;
  align-self: flex-start;
  letter-spacing: 0.07em;
}
.event-badge.type-completion { background: var(--color-green); }
.event-badge.type-consult    { background: var(--color-accent); }
.event-badge.type-visit      { background: #4a86a8; }
.event-title-text {
  font-family: var(--font-serif-jp);
  font-size: 17px;
  color: var(--color-heading);
  letter-spacing: 0.05em;
}
.event-meta {
  font-size: 13px;
  color: #666;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.event-meta span { display: flex; align-items: center; gap: 5px; }
.event-desc { font-size: 13px; color: #555; line-height: 1.75; }
.event-more-link {
  align-self: flex-start;
  font-size: 13px;
  color: var(--color-accent);
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  letter-spacing: 0.05em;
  transition: opacity 0.3s;
}
.event-more-link:hover { opacity: 0.65; }

/* ===== TOP CONCEPT (brief) ===== */
.concept-top-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
}
.concept-lead {
  font-family: var(--font-serif-jp);
  font-size: 20px;
  line-height: 2;
  letter-spacing: 0.08em;
  color: var(--color-heading);
  margin-bottom: 20px;
}
.concept-body p {
  font-size: 15px;
  line-height: 2;
  color: #4a4a4a;
  margin-bottom: 14px;
}
.concept-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 28px;
}
.concept-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  background: var(--color-bg-alt);
  border-left: 3px solid var(--color-accent);
}
.concept-feature-icon { flex-shrink: 0; width: 36px; height: 36px; }
.concept-feature-text h4 {
  font-family: var(--font-serif-jp);
  font-size: 14px;
  color: var(--color-heading);
  margin-bottom: 3px;
  letter-spacing: 0.04em;
}
.concept-feature-text p { font-size: 12px; color: #777; line-height: 1.7; margin: 0; }
.concept-img-main img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.concept-img-sub {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-top: 6px;
}
.concept-img-sub img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.concept-more { margin-top: 28px; }

/* ===== WORKS CARDS (top + works page) ===== */
.works-grid-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}
.work-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.work-card-img {
  position: relative;
  overflow: hidden;
}
.work-card-img img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.work-card:hover .work-card-img img { transform: scale(1.04); }
.work-hover-overlay {
  position: absolute;
  inset: 0;
  background: rgba(44,36,24,0);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  transition: background 0.4s;
}
.work-card:hover .work-hover-overlay { background: rgba(44,36,24,0.55); }
.work-hover-text {
  opacity: 0;
  transform: translateY(6px);
  transition: all 0.4s;
}
.work-card:hover .work-hover-text { opacity: 1; transform: translateY(0); }
.work-hover-text h3 {
  font-family: var(--font-serif-jp);
  font-size: 16px;
  color: #fff;
  letter-spacing: 0.05em;
  margin-bottom: 3px;
}
.work-hover-text p { font-size: 12px; color: rgba(255,255,255,0.82); }
.work-card-caption {
  background: #fff;
  border: 1px solid var(--color-line);
  border-top: none;
  padding: 14px 16px;
}
.work-card-caption h3 {
  font-family: var(--font-serif-jp);
  font-size: 15px;
  color: var(--color-heading);
  letter-spacing: 0.05em;
  margin-bottom: 3px;
}
.work-card-caption p { font-size: 12px; color: #888; }
.works-more-wrap { text-align: center; margin-top: 40px; }

/* ===== REASONS ===== */
.reasons-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}
.reason-card {
  border: 1px solid var(--color-line);
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.3s;
}
.reason-card:hover { box-shadow: 0 6px 22px rgba(0,0,0,0.07); }
.reason-bg-num {
  font-family: var(--font-serif-en);
  font-size: 50px;
  font-weight: 300;
  color: rgba(139,105,20,0.11);
  position: absolute;
  top: 8px; right: 14px;
  line-height: 1;
  letter-spacing: 0.05em;
}
.reason-img { width: 100%; aspect-ratio: 16/9; object-fit: cover; margin-bottom: 18px; }
.reason-num-en {
  font-family: var(--font-serif-en);
  font-size: 11px;
  color: var(--color-accent);
  letter-spacing: 0.22em;
  margin-bottom: 6px;
  display: block;
}
.reason-title {
  font-family: var(--font-serif-jp);
  font-size: 18px;
  color: var(--color-heading);
  letter-spacing: 0.06em;
  margin-bottom: 10px;
  line-height: 1.6;
}
.reason-desc { font-size: 14px; color: #555; line-height: 1.85; }

/* ===== VOICE ===== */
.voice-list { display: flex; flex-direction: column; gap: 50px; }
.voice-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}
.voice-photo img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.voice-content { position: relative; }
.quote-mark {
  font-family: var(--font-serif-en);
  font-size: 72px;
  line-height: 0.7;
  color: rgba(139,105,20,0.14);
  position: absolute;
  top: -8px; left: -8px;
  font-style: italic;
}
.voice-text {
  font-family: var(--font-serif-jp);
  font-size: 16px;
  line-height: 2.1;
  color: #3a3a3a;
  padding-top: 28px;
  letter-spacing: 0.04em;
  position: relative;
}
.voice-meta {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--color-line);
}
.voice-name {
  font-family: var(--font-serif-jp);
  font-size: 14px;
  color: var(--color-heading);
  letter-spacing: 0.08em;
}
.voice-detail { font-size: 12px; color: #999; margin-top: 2px; }

/* ===== FLOW ===== */
.flow-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.flow-item {
  display: flex;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-line);
}
.flow-item:last-child { border-bottom: none; }
.flow-num {
  flex-shrink: 0;
  width: 50px; height: 50px;
  border: 1px solid var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif-en);
  font-size: 18px;
  font-weight: 300;
  color: var(--color-accent);
}
.flow-text h3 {
  font-family: var(--font-serif-jp);
  font-size: 16px;
  color: var(--color-heading);
  margin-bottom: 5px;
  letter-spacing: 0.05em;
}
.flow-text p { font-size: 13px; color: #666; line-height: 1.75; }

/* ===== STAFF ===== */
.staff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.staff-card { text-align: center; }
.staff-photo {
  width: 108px; height: 108px;
  border-radius: 50%;
  object-fit: cover;
  object-position: top;
  margin: 0 auto 14px;
  border: 3px solid var(--color-line);
}
.staff-name {
  font-family: var(--font-serif-jp);
  font-size: 15px;
  color: var(--color-heading);
  letter-spacing: 0.06em;
  margin-bottom: 3px;
}
.staff-role {
  font-size: 11px;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.staff-comment { font-size: 13px; color: #666; line-height: 1.75; text-align: left; }

/* ===== MODEL HOUSE ===== */
.modelhouse-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
.modelhouse-img img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.modelhouse-name {
  font-family: var(--font-serif-jp);
  font-size: 20px;
  color: var(--color-heading);
  letter-spacing: 0.07em;
  margin-bottom: 12px;
}
.modelhouse-lead {
  font-size: 14px;
  color: #666;
  line-height: 1.85;
  margin-bottom: 20px;
}
.info-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.info-table tr { border-bottom: 1px solid var(--color-line); }
.info-table tr:first-child { border-top: 1px solid var(--color-line); }
.info-table th {
  padding: 12px 10px 12px 0;
  width: 90px;
  color: #888;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.05em;
  vertical-align: top;
  text-align: left;
  white-space: nowrap;
}
.info-table td { padding: 12px 0; color: var(--color-text); line-height: 1.7; }

/* ===== ACCESS ===== */
.access-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
.access-map-embed {
  width: 100%;
  aspect-ratio: 16/9;
  border: none;
  display: block;
}
.area-box {
  margin-top: 20px;
  padding: 16px 18px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-line);
}
.area-box h4 {
  font-family: var(--font-serif-jp);
  font-size: 13px;
  color: var(--color-heading);
  margin-bottom: 6px;
  letter-spacing: 0.05em;
}
.area-box p { font-size: 13px; color: #666; line-height: 1.75; }

/* ===== CTA SECTION ===== */
#cta-section {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}
.cta-bg-img {
  position: absolute;
  inset: 0;
}
.cta-bg-img img { width: 100%; height: 100%; object-fit: cover; }
.cta-overlay { position: absolute; inset: 0; background: rgba(36,28,18,0.66); }
.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
}
.cta-content .en {
  font-family: var(--font-serif-en);
  font-size: 12px;
  letter-spacing: 0.28em;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  display: block;
  margin-bottom: 14px;
}
.cta-content h2 {
  font-family: var(--font-serif-jp);
  font-size: clamp(20px, 3.5vw, 32px);
  font-weight: 400;
  letter-spacing: 0.1em;
  line-height: 1.7;
  margin-bottom: 14px;
}
.cta-content .cta-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.8);
  letter-spacing: 0.07em;
  line-height: 1.9;
  margin-bottom: 32px;
}
.cta-tel-large {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-serif-en);
  font-size: 34px;
  color: #fff;
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}
.cta-tel-note {
  font-family: var(--font-sans);
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.12em;
  margin-bottom: 28px;
}
.cta-btns {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 13px;
}
.cta-btns .btn-primary { min-width: 220px; padding: 15px 36px; font-size: 14px; }
.cta-btns .btn-outline-gold { min-width: 220px; }

/* ===== FOOTER ===== */
#footer {
  background: var(--color-footer);
  color: rgba(255,255,255,0.7);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  padding-bottom: 34px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.footer-brand-name {
  font-family: var(--font-serif-jp);
  font-size: 18px;
  color: #e8dcc8;
  letter-spacing: 0.1em;
}
.footer-address { font-size: 13px; line-height: 1.9; color: rgba(255,255,255,0.55); }
.footer-tel {
  display: block;
  font-family: var(--font-serif-en);
  font-size: 24px;
  color: #e8dcc8;
  letter-spacing: 0.1em;
  margin-top: 12px;
}
.footer-nav-title {
  font-family: var(--font-serif-en);
  font-size: 11px;
  color: var(--color-accent2);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.footer-nav-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-nav-links a {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.05em;
  transition: color 0.3s;
}
.footer-nav-links a:hover { color: #e8dcc8; }
.footer-sns {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 20px;
}
.footer-sns-label {
  font-family: var(--font-serif-en);
  font-size: 11px;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.15em;
}
.footer-sns-icon {
  width: 32px; height: 32px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}
.footer-sns-icon:hover {
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.07);
}
.footer-copy {
  text-align: center;
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  padding-top: 22px;
  letter-spacing: 0.08em;
}

/* ===== MOBILE FOOTER BAR ===== */
#footer-bar {
  position: fixed;
  bottom: 0; left: 0;
  width: 100%;
  background: #fff;
  border-top: 1px solid #e0e0e0;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  z-index: 998;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.07);
}
.footer-bar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 9px 5px;
  gap: 3px;
  font-size: 10px;
  letter-spacing: 0.05em;
  color: var(--color-text);
  transition: background 0.2s;
  border-right: 1px solid #eee;
}
.footer-bar-item:last-child { border-right: none; }
.footer-bar-item svg { width: 18px; height: 18px; }
.footer-bar-item.tel-btn  { color: var(--color-green); }
.footer-bar-item.rsv-btn  { background: var(--color-accent); color: #fff; }
.footer-bar-item.doc-btn  { background: var(--color-bg-alt); color: var(--color-accent); }

/* ===========================
   WORKS PAGE
=========================== */
.works-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 36px;
  justify-content: center;
}
.filter-btn {
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 8px 22px;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  background: #fff;
  color: #888;
  cursor: pointer;
  letter-spacing: 0.07em;
  transition: all 0.3s;
}
.filter-btn:hover, .filter-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.works-page-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
.work-detail-card { overflow: hidden; }
.work-detail-main { position: relative; overflow: hidden; }
.work-detail-main img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  transition: transform 0.6s;
}
.work-detail-card:hover .work-detail-main img { transform: scale(1.03); }
.work-detail-sub {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  margin-top: 4px;
}
.work-detail-sub img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.work-detail-info {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-line);
}
.work-detail-cat {
  display: inline-block;
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 10px;
  letter-spacing: 0.07em;
}
.cat-hiraya  { background: var(--color-green);   color: #fff; }
.cat-2story  { background: var(--color-accent);  color: #fff; }
.cat-renov   { background: #4a86a8;              color: #fff; }
.work-detail-title {
  font-family: var(--font-serif-jp);
  font-size: 20px;
  color: var(--color-heading);
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.work-detail-spec {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  font-size: 13px;
  color: #777;
  margin-bottom: 12px;
}
.work-detail-spec span { display: flex; align-items: center; gap: 5px; }
.work-detail-desc { font-size: 14px; color: #555; line-height: 1.85; }

/* ===========================
   CONCEPT PAGE
=========================== */
.concept-philosophy {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
.philosophy-text .lead-text {
  font-family: var(--font-serif-jp);
  font-size: 21px;
  line-height: 2;
  color: var(--color-heading);
  letter-spacing: 0.07em;
  margin-bottom: 20px;
}
.philosophy-text p {
  font-size: 15px;
  line-height: 2;
  color: #4a4a4a;
  margin-bottom: 14px;
}
.philosophy-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.strengths-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}
.strength-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--color-line);
}
.strength-item:first-child { border-top: 1px solid var(--color-line); }
.strength-num {
  font-family: var(--font-serif-en);
  font-size: 52px;
  font-weight: 300;
  color: rgba(139,105,20,0.13);
  line-height: 1;
  letter-spacing: 0.05em;
}
.strength-title {
  font-family: var(--font-serif-jp);
  font-size: 20px;
  color: var(--color-heading);
  letter-spacing: 0.07em;
  margin-bottom: 12px;
}
.strength-desc { font-size: 15px; color: #555; line-height: 1.95; }
.strength-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.materials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.material-card {
  border: 1px solid var(--color-line);
  overflow: hidden;
}
.material-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
.material-info { padding: 14px; }
.material-info h4 {
  font-family: var(--font-serif-jp);
  font-size: 14px;
  color: var(--color-heading);
  margin-bottom: 4px;
  letter-spacing: 0.04em;
}
.material-info p { font-size: 12px; color: #777; line-height: 1.6; }
.performance-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.perf-item {
  background: var(--color-bg-alt);
  padding: 22px 20px;
  border-left: 3px solid var(--color-accent);
}
.perf-label {
  font-family: var(--font-serif-en);
  font-size: 11px;
  color: var(--color-accent);
  letter-spacing: 0.2em;
  margin-bottom: 4px;
  display: block;
}
.perf-title {
  font-family: var(--font-serif-jp);
  font-size: 16px;
  color: var(--color-heading);
  margin-bottom: 6px;
}
.perf-value {
  font-family: var(--font-serif-en);
  font-size: 28px;
  font-weight: 300;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}
.perf-desc { font-size: 13px; color: #666; margin-top: 4px; line-height: 1.7; }

/* ===========================
   COMPANY PAGE
=========================== */
.president-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
.president-photo img {
  width: 100%;
  max-width: 320px;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: top;
}
.president-title {
  font-family: var(--font-serif-en);
  font-size: 12px;
  color: var(--color-accent);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 6px;
  display: block;
}
.president-name {
  font-family: var(--font-serif-jp);
  font-size: 22px;
  color: var(--color-heading);
  letter-spacing: 0.1em;
  margin-bottom: 18px;
}
.president-message p {
  font-size: 15px;
  line-height: 2;
  color: #4a4a4a;
  margin-bottom: 14px;
}
.president-sign {
  font-family: var(--font-serif-jp);
  font-size: 16px;
  color: var(--color-heading);
  margin-top: 18px;
  text-align: right;
  letter-spacing: 0.12em;
}
.company-overview { width: 100%; border-collapse: collapse; font-size: 14px; }
.company-overview tr { border-bottom: 1px solid var(--color-line); }
.company-overview tr:first-child { border-top: 1px solid var(--color-line); }
.company-overview th {
  padding: 14px 10px 14px 0;
  width: 110px;
  color: #888;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.05em;
  vertical-align: top;
  text-align: left;
  white-space: nowrap;
}
.company-overview td { padding: 14px 0; color: var(--color-text); line-height: 1.7; }

/* ===========================
   CONTACT PAGE
=========================== */
.contact-methods {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-bottom: 50px;
}
.contact-method {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-line);
  padding: 26px 22px;
  text-align: center;
}
.contact-method-icon { margin: 0 auto 12px; }
.contact-method-title {
  font-family: var(--font-serif-jp);
  font-size: 16px;
  color: var(--color-heading);
  margin-bottom: 6px;
  letter-spacing: 0.05em;
}
.contact-method-desc { font-size: 13px; color: #666; line-height: 1.7; }
.contact-tel-block {
  text-align: center;
  padding: 36px 0;
  border: 1px solid var(--color-line);
  margin-bottom: 50px;
}
.contact-tel-label {
  font-family: var(--font-serif-en);
  font-size: 12px;
  color: var(--color-accent);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}
.contact-tel-num {
  font-family: var(--font-serif-en);
  font-size: clamp(28px, 5vw, 44px);
  color: var(--color-heading);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 4px;
}
.contact-tel-hours { font-size: 13px; color: #888; letter-spacing: 0.05em; }
.contact-tel-btns {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  margin-top: 20px;
}
.contact-form { max-width: 700px; margin: 0 auto; }
.form-section-title {
  font-family: var(--font-serif-jp);
  font-size: 20px;
  color: var(--color-heading);
  letter-spacing: 0.08em;
  margin-bottom: 30px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-line);
}
.form-group { margin-bottom: 22px; }
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-heading);
  margin-bottom: 7px;
  letter-spacing: 0.05em;
}
.form-label .required {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 2px;
  margin-left: 6px;
  vertical-align: middle;
  letter-spacing: 0.05em;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-text);
  background: #fff;
  transition: border-color 0.3s;
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-accent);
}
.form-textarea { min-height: 140px; resize: vertical; line-height: 1.7; }
.form-radio-group { display: flex; flex-wrap: wrap; gap: 14px; }
.form-radio {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  color: var(--color-text);
  cursor: pointer;
}
.form-radio input { accent-color: var(--color-accent); width: 16px; height: 16px; cursor: pointer; }
.form-privacy {
  font-size: 13px;
  color: #777;
  line-height: 1.8;
  margin-bottom: 24px;
}
.form-privacy a { color: var(--color-accent); text-decoration: underline; }
.form-submit-wrap { text-align: center; }
.btn-submit {
  background: var(--color-accent);
  color: #fff;
  border: none;
  font-family: var(--font-sans);
  font-size: 15px;
  padding: 15px 52px;
  border-radius: 4px;
  letter-spacing: 0.12em;
  cursor: pointer;
  transition: background 0.3s;
}
.btn-submit:hover { background: var(--color-accent2); }

/* ===========================
   RESPONSIVE 768px
=========================== */
@media (min-width: 768px) {
  body { padding-bottom: 0; }
  #footer-bar { display: none; }
  section { padding: 100px 0; }
  .page-hero { height: 320px; }

  /* Header */
  .header-nav { display: flex; }
  .hamburger   { display: none; }
  .btn-header-event { display: inline-block; }

  /* FV */
  .fv-btns { flex-direction: row; justify-content: center; }
  .fv-deco-left  { left: -46px; }
  .fv-deco-right { right: -46px; }

  /* Events */
  .events-grid { grid-template-columns: repeat(3, 1fr); }

  /* Concept top */
  .concept-top-grid { grid-template-columns: 1fr 1fr; align-items: start; }

  /* Works top */
  .works-grid-top { grid-template-columns: repeat(2, 1fr); }

  /* Reasons */
  .reasons-grid { grid-template-columns: repeat(3, 1fr); }

  /* Voice */
  .voice-item { grid-template-columns: 2fr 3fr; align-items: start; }
  .voice-item:nth-child(even) { direction: rtl; }
  .voice-item:nth-child(even) > * { direction: ltr; }

  /* Flow */
  .flow-grid { grid-template-columns: repeat(2, 1fr); gap: 0 32px; }

  /* Staff */
  .staff-grid { grid-template-columns: repeat(4, 1fr); }

  /* Model house */
  .modelhouse-inner { grid-template-columns: 1fr 1fr; align-items: start; }

  /* Access */
  .access-inner { grid-template-columns: 1fr 1fr; align-items: start; }

  /* CTA */
  .cta-btns { flex-direction: row; justify-content: center; }

  /* Footer */
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }

  /* Works page */
  .works-page-grid { grid-template-columns: repeat(2, 1fr); }

  /* Concept page */
  .concept-philosophy { grid-template-columns: 1fr 1fr; align-items: start; }
  .strength-item { grid-template-columns: 1fr 1fr; align-items: center; }
  .strength-item:nth-child(even) .strength-img { order: -1; }
  .performance-grid { grid-template-columns: repeat(2, 1fr); }
  .materials-grid { grid-template-columns: repeat(4, 1fr); }

  /* Company page */
  .president-wrap { grid-template-columns: 1fr 2fr; align-items: start; }

  /* Contact page */
  .contact-methods { grid-template-columns: repeat(3, 1fr); }
  .contact-tel-btns { flex-direction: row; }
}

/* ===========================
   RESPONSIVE 1024px
=========================== */
@media (min-width: 1024px) {
  section { padding: 120px 0; }
  .page-hero { height: 360px; }
  .header-nav { gap: 32px; }
  .header-nav a { font-size: 13.5px; }
  .flow-grid { grid-template-columns: repeat(3, 1fr); gap: 0 36px; }
  .works-page-grid { grid-template-columns: repeat(2, 1fr); }
  .strengths-grid { gap: 0; }
}

/* ===== SP: 767px以下 ===== */
@media (max-width: 767px) {
  .leaf-deco { display: none; }
}