/* ===================================================
   クローバー地所 公式HP スタイルシート
   =================================================== */

/* ---------- CSS変数 ---------- */
:root {
  --color-main: #388E3C;
  --color-sub: #66BB6A;
  --color-accent: #F9A825;
  --color-text: #212121;
  --color-text-light: #616161;
  --color-bg: #FFFFFF;
  --color-bg-gray: #F5F5F5;
  --color-border: #E0E0E0;
  --color-white: #FFFFFF;
  --font-jp: 'Noto Sans JP', sans-serif;
  --font-en: 'Inter', sans-serif;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.16);
  --radius: 12px;
  --transition: .3s ease;
  --header-h: 70px;
}

/* ---------- リセット・ベース ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-jp);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: opacity var(--transition); }
a:hover { opacity: .75; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---------- コンテナ ---------- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- セクション共通 ---------- */
.section { padding: 96px 0; }
.section-gray { background: var(--color-bg-gray); }
.section-green {
  background: linear-gradient(135deg, var(--color-main) 0%, #2E7D32 100%);
  color: var(--color-white);
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}
.section-en {
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 8px;
}
.section-green .section-en { color: rgba(255,255,255,.7); }
.section-ja {
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 700;
  color: var(--color-text);
  margin-top: 8px;
  margin-bottom: 16px;
}
.section-line {
  width: 48px;
  height: 3px;
  background: var(--color-main);
  margin: 16px auto 0;
  border-radius: 2px;
}
.section-line-white { background: rgba(255,255,255,.6); }
.section-divider {
  width: 100%;
  height: 1px;
  background: #E0E0E0;
}

/* ---------- フェードイン ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 1.2s cubic-bezier(.16,1,.3,1), transform 1.2s cubic-bezier(.16,1,.3,1);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
/* 左から */
.fade-in-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 1.2s cubic-bezier(.16,1,.3,1), transform 1.2s cubic-bezier(.16,1,.3,1);
}
.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}
/* 右から */
.fade-in-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 1.2s cubic-bezier(.16,1,.3,1), transform 1.2s cubic-bezier(.16,1,.3,1);
}
.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}
/* 遅延バリアント */
.fade-delay-1 { transition-delay: 150ms !important; }
.fade-delay-2 { transition-delay: 300ms !important; }
.fade-delay-3 { transition-delay: 450ms !important; }
.fade-delay-4 { transition-delay: 600ms !important; }
.fade-in-hero {
  opacity: 0;
  transform: translateY(40px);
  animation: heroFadeIn 1s ease .3s forwards;
}
@keyframes heroFadeIn {
  to { opacity: 1; transform: translateY(0); }
}

/* ===================================================
   HEADER
   =================================================== */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.97);
  box-shadow: 0 2px 16px rgba(0,0,0,.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  padding: 0 32px;
  max-width: 1200px;
  margin: 0 auto;
}
.logo {
  font-family: var(--font-jp);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-main);
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo-icon {
  font-size: 22px;
  color: var(--color-main);
}

/* PCナビ */
.nav-pc ul {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-pc ul li a {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text);
  padding: 8px 14px;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition);
}
.nav-pc ul li a:hover {
  background: var(--color-bg-gray);
  color: var(--color-main);
  opacity: 1;
}

.nav-cta {
  background: var(--color-main) !important;
  color: var(--color-white) !important;
  font-weight: 700 !important;
  font-size: 16px !important;
  padding: 10px 24px !important;
  border-radius: 50px !important;
}
.nav-cta:hover { opacity: .85 !important; background: var(--color-sub) !important; }

/* ハンバーガー */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), background var(--transition);
}
#header.scrolled .hamburger span { background: var(--color-text); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* SPナビ */
.nav-sp {
  display: none;
  background: var(--color-white);
  box-shadow: 0 8px 24px rgba(0,0,0,.12);
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}
.nav-sp.open { max-height: 400px; }
.nav-sp ul { padding: 8px 0 16px; }
.nav-sp ul li a {
  display: block;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}
.nav-sp ul li:last-child a { border-bottom: none; }
.nav-sp ul li a:hover { background: var(--color-bg-gray); opacity: 1; }

/* ===================================================
   HERO
   =================================================== */
#hero {
  min-height: 100vh;
  background: url('../images/hero-bg_2.png') center center / cover no-repeat;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(27,94,32,.50) 0%, rgba(46,125,50,.40) 40%, rgba(56,142,60,.30) 70%, rgba(67,160,71,.20) 100%),
    radial-gradient(ellipse at 80% 20%, rgba(102,187,106,.15) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 80%, rgba(27,94,32,.20) 0%, transparent 60%);
}
#hero::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 80px;
  background: var(--color-bg);
  clip-path: ellipse(55% 100% at 50% 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  padding: 0 40px;
  max-width: 900px;
  margin: 0 auto;
}
.hero-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .12em;
  color: rgba(255,255,255,.8);
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.25);
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 28px;
}
.hero-title {
  font-family: var(--font-en);
  font-size: clamp(40px, 8vw, 80px);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.1;
  letter-spacing: -.02em;
  margin-bottom: 24px;
  text-shadow: 0 2px 20px rgba(0,0,0,.2);
}
.hero-ja {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  color: rgba(255,255,255,.95);
  letter-spacing: .08em;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: clamp(15px, 2.5vw, 18px);
  color: rgba(255,255,255,.9);
  margin-bottom: 40px;
  font-weight: 400;
}
.btn-cta {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-text);
  font-size: 16px;
  font-weight: 700;
  padding: 16px 40px;
  border-radius: 50px;
  box-shadow: 0 4px 20px rgba(249,168,37,.4);
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(249,168,37,.5);
  opacity: 1;
}

/* スクロールインジケーター */
.hero-scroll-indicator {
  position: absolute;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.hero-scroll-indicator span {
  display: block;
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,.8));
  margin: 0 auto;
  animation: scrollLine 2s ease infinite;
}
@keyframes scrollLine {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

/* ===================================================
   ABOUT
   =================================================== */
.about-body {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: center;
}
.about-body--single {
  grid-template-columns: 1fr;
  max-width: 800px;
  margin: 0 auto;
}
.about-img-placeholder {
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--color-main) 0%, var(--color-sub) 100%);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  gap: 12px;
  box-shadow: var(--shadow-md);
}
.about-img-placeholder i { font-size: 64px; opacity: .9; }
.about-img-placeholder p { font-size: 14px; text-align: center; line-height: 1.6; opacity: .9; }
.about-img {
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: var(--shadow-md);
}
.about-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 70%;
  transform: scale(1.4);
  transform-origin: center 70%;
  display: block;
}

.about-mission {
  font-size: clamp(15px, 2vw, 17px);
  font-weight: 700;
  color: var(--color-main);
  border-left: 4px solid var(--color-main);
  padding-left: 16px;
  margin-top: 24px;
  line-height: 1.8;
}
.about-brand {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid #E0E0E0;
}
.about-brand p {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.9;
  margin-bottom: 12px;
  font-style: italic;
  text-indent: 1em;
}
.about-brand p:last-child { margin-bottom: 0; }

.about-text h3 {
  font-size: clamp(22px, 3.5vw, 30px);
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 20px;
  color: var(--color-main);
}
.about-text p {
  color: var(--color-text-light);
  margin-bottom: 16px;
  font-size: 18px;
  line-height: 1.9;
}

.about-keywords {
  display: flex;
  gap: 16px;
  margin-top: 32px;
}
.keyword-card {
  flex: 1;
  background: var(--color-bg-gray);
  border-radius: var(--radius);
  padding: 20px 12px;
  text-align: center;
  border-top: 3px solid var(--color-main);
  transition: transform var(--transition), box-shadow var(--transition);
}
.keyword-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}
.keyword-card i {
  font-size: 24px;
  color: var(--color-main);
  margin-bottom: 8px;
}
.keyword-card p {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
}

/* ===================================================
   SERVICE
   =================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  border-bottom: 4px solid transparent;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--color-main);
}
.service-icon {
  width: 80px;
  height: 80px;
  background: none;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.service-icon i {
  font-size: 26px;
  color: var(--color-white);
}
.service-icon img {
  width: 80px;
  height: 80px;
  object-fit: contain;
}
.service-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}
.service-tag {
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-main);
  background: rgba(56,142,60,.1);
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 14px;
  letter-spacing: .05em;
}
.service-card p:last-child {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.85;
}
.txt-green {
  color: var(--color-main);
  font-weight: 700;
  font-size: 1.15em;
}
.txt-highlight {
  background: rgba(249,168,37,.2);
  padding: 1px 4px;
  border-radius: 3px;
  font-weight: 700;
}

}

/* ===================================================
   STRENGTH
   =================================================== */
.strength-list {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.strength-item {
  position: relative;
}

.strength-num {
  position: relative;
  font-family: var(--font-en);
  font-size: 100px;
  font-weight: 800;
  color: var(--color-main);
  line-height: 1;
  margin-bottom: -76px;
  z-index: 3;
}

.strength-item--reverse .strength-num {
  text-align: right;
}

.strength-list .strength-item:nth-child(3) .strength-num {
  margin-bottom: -62px;
}

.strength-inner {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0;
  margin-top: 0;
  position: relative;
  z-index: 1;
}

.strength-item--reverse .strength-inner {
  flex-direction: row-reverse;
}

.strength-card {
  flex: 0 0 55%;
  background: #EEEEEE;
  border-radius: 32px;
  padding: 48px 60px 48px 48px;
  box-shadow: 3px 3px 0px 0px rgba(0,0,0,0.15);
  position: relative;
  z-index: 1;
}

.strength-item--reverse .strength-card {
  padding: 48px 48px 48px 60px;
}

.strength-img-wrap {
  flex: 0 0 45%;
  height: 380px;
  border-radius: 20px;
  overflow: hidden;
  margin-left: -40px;
  position: relative;
  z-index: 2;
  box-shadow: 4px 4px 20px rgba(0,0,0,0.15);
}

.strength-item--reverse .strength-img-wrap {
  margin-left: 0;
  margin-right: -40px;
}

.strength-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.strength-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--color-text);
  line-height: 1.5;
}

.strength-card p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--color-text-light);
}

/* ===================================================
   VOICE
   =================================================== */
.voice-coming {
  text-align: center;
  padding: 48px 0 32px;
}
.voice-coming-inner {
  display: inline-block;
  border: 2px dashed #BDBDBD;
  border-radius: 16px;
  padding: 40px 64px;
}
.voice-coming-label {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .15em;
  color: var(--color-main);
  background: rgba(56,142,60,.08);
  display: inline-block;
  padding: 4px 16px;
  border-radius: 20px;
  margin-bottom: 16px;
}
.voice-coming-text {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.9;
}

.voice-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}
.voice-card::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 64px;
  color: var(--color-main);
  opacity: .1;
  line-height: 1;
  font-family: Georgia, serif;
}
.voice-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.voice-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}
.voice-avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-main), var(--color-sub));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.voice-avatar i { font-size: 20px; color: var(--color-white); }
.voice-attr {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}
.voice-stars { color: var(--color-accent); font-size: 12px; letter-spacing: 1px; }
.voice-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 16px;
}
.voice-service {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-main);
  background: rgba(56,142,60,.1);
  display: inline-block;
  padding: 3px 12px;
  border-radius: 50px;
}

/* ===================================================
   FAQ
   =================================================== */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 28px;
  background: var(--color-white);
  text-align: left;
  font-size: 17px;
  font-weight: 500;
  color: var(--color-text);
  transition: background var(--transition);
  cursor: pointer;
}
.faq-question:hover { background: var(--color-bg-gray); }
.faq-question[aria-expanded="true"] { background: var(--color-bg-gray); }
.faq-q-label {
  width: 32px;
  height: 32px;
  background: var(--color-main);
  color: var(--color-white);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}
.faq-question span:nth-child(2) { flex: 1; }
.faq-icon {
  color: var(--color-main);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .4s ease;
  background: #f9f9f9;
}
.faq-answer.open {
  max-height: 300px;
  padding: 0 28px 22px;
}
.faq-answer p {
  font-size: 17px;
  color: var(--color-text-light);
  line-height: 1.9;
  display: flex;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}
.faq-a-label {
  width: 32px;
  height: 32px;
  min-width: 32px;
  background: var(--color-accent);
  color: var(--color-text);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 16px;
}

/* ===================================================
   CONTACT
   =================================================== */
.section-contact { }
.contact-band {
  background: linear-gradient(135deg, var(--color-main) 0%, #2E7D32 100%);
  padding: 20px 0 16px;
}
.contact-band .section-en { color: rgba(255,255,255,.75); }
.contact-band .section-header { margin-bottom: 0; }
.contact-body {
  background: var(--color-bg-gray);
  padding: 36px 0 80px;
}
.contact-lead {
  text-align: center;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: 32px;
}
.contact-lead strong { color: var(--color-main); font-weight: 700; }
.contact-form {
  max-width: 700px;
  margin: 0 auto;
  background: #fff;
  border-radius: 20px;
  padding: 48px 48px 40px;
  box-shadow: 0 4px 24px rgba(0,0,0,.08);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}
.required {
  font-size: 11px;
  background: var(--color-accent);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 700;
  letter-spacing: .05em;
}
.form-group input:not([type="checkbox"]),
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: #fff;
  border: 1.5px solid #BDBDBD;
  border-radius: 8px;
  font-size: 16px;
  font-family: var(--font-jp);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
}
.form-group input:not([type="checkbox"]):focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(249,168,37,.2);
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23616161' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  background-color: rgba(255,255,255,.95);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-privacy { margin-bottom: 8px; }
.checkbox-label {
  display: flex !important;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 14px !important;
  font-weight: 400 !important;
  color: var(--color-text-light) !important;
  margin-bottom: 0 !important;
}
.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  accent-color: var(--color-accent);
  cursor: pointer;
  padding: 0;
}

.form-success {
  text-align: center;
  padding: 40px 0 20px;
}
.form-success-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-main);
  margin-bottom: 12px;
}
.form-success-body {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 28px;
}
.form-success-back {
  display: inline-block;
  color: var(--color-main);
  font-size: 14px;
  font-weight: 600;
  text-decoration: underline;
}

.form-submit { text-align: center; margin-top: 32px; }
.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-accent);
  color: var(--color-text);
  font-size: 16px;
  font-weight: 700;
  padding: 16px 56px;
  border-radius: 50px;
  box-shadow: 0 4px 20px rgba(249,168,37,.4);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  cursor: pointer;
  border: none;
  font-family: var(--font-jp);
}
.btn-submit:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(249,168,37,.5);
  background: #e69500;
}

/* ===================================================
   COMPANY
   =================================================== */
.company-table-wrap {
  max-width: 720px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.company-table { width: 100%; border-collapse: collapse; }
.company-table tr { border-bottom: 1px solid var(--color-border); }
.company-table tr:last-child { border-bottom: none; }
.company-table th,
.company-table td { padding: 20px 24px; font-size: 15px; text-align: left; }
.company-table th {
  background: var(--color-bg-gray);
  font-weight: 700;
  color: var(--color-main);
  width: 170px;
  white-space: nowrap;
}
.company-table td { background: var(--color-white); color: var(--color-text); }

/* ===================================================
   FOOTER
   =================================================== */
#footer {
  background: #1A1A1A;
  color: rgba(255,255,255,.75);
  padding: 40px 0 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-info {
  flex: 1;
}
.footer-logo {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
}
.footer-company {
  font-size: 12px;
  margin-bottom: 6px;
  color: rgba(255,255,255,.5);
}
.footer-address {
  font-size: 12px;
  line-height: 1.6;
  margin-bottom: 6px;
}
.footer-license {
  font-size: 11px;
  color: rgba(255,255,255,.45);
}
.footer-nav ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 32px;
  padding-top: 0;
}
.footer-nav ul li a {
  font-size: 13px;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
  white-space: nowrap;
}
.footer-nav ul li a:hover { color: var(--color-white); opacity: 1; }
.footer-bottom {
  text-align: center;
  padding: 16px 0;
}
.footer-bottom p {
  font-size: 11px;
  color: rgba(255,255,255,.35);
}

/* ===================================================
   スクロールトップ
   =================================================== */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--color-main);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition), transform var(--transition), background var(--transition);
  pointer-events: none;
  z-index: 999;
}
.scroll-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.scroll-top:hover { background: var(--color-sub); }

/* ===================================================
   レスポンシブ
   =================================================== */
@media (max-width: 960px) {
  .nav-pc { display: none; }
  .hamburger { display: flex; }
  .nav-sp { display: block; }
  .about-body { grid-template-columns: 1fr; gap: 40px; }
  .about-img { max-width: 320px; margin: 0 auto; }
  .cards-grid { grid-template-columns: 1fr; }
  /* strength レスポンシブ */
  .strength-num { font-size: 80px; margin-bottom: -16px; }
  .strength-list .strength-item:nth-child(3) .strength-num { margin-bottom: -16px; }
  .strength-inner { flex-direction: column !important; gap: 24px; margin-top: 0; }
  .strength-card { flex: none; width: 100%; padding: 36px 32px; }
  .strength-img-wrap { flex: none; width: 100%; height: 240px; margin-left: 0 !important; margin-right: 0 !important; }
}

@media (max-width: 640px) {
  :root { --header-h: 60px; }
  .section { padding: 72px 0; }
  .section-header { margin-bottom: 48px; }
  .hero-content { padding: 0 24px; }
  .header-inner { padding: 0 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .contact-form { padding: 32px 24px; }
  .about-keywords { flex-direction: column; gap: 12px; }
  .company-table th { width: 110px; font-size: 13px; padding: 16px; }
  .company-table td { font-size: 13px; padding: 16px; }
  .footer-inner { flex-direction: column; gap: 24px; }
  .footer-nav ul { grid-template-columns: 1fr 1fr 1fr; }
  .strength-img-wrap { height: 200px; }
  .hero-scroll-indicator { bottom: 80px; }
  .scroll-top { bottom: 20px; right: 20px; }
  .voice-coming-inner { padding: 32px 24px; }
  .form-success-title { font-size: 16px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 34px; }
  .btn-cta { font-size: 15px; padding: 14px 32px; }
}