/* =========================================
   Win armor シリーズ 展示会用LP 共通スタイル
   ========================================= */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  color: #1a2b3a;
  line-height: 1.7;
  background: #f5f7fa;
  -webkit-text-size-adjust: 100%;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ========== ヘッダー ========== */
.site-header {
  background: #fff;
  padding: 16px 20px;
  border-bottom: 1px solid #e5ebf0;
  text-align: center;
}

.site-header .company {
  font-size: 12px;
  color: #6b7c8c;
  letter-spacing: 0.1em;
}

/* ========== ヒーローセクション ========== */
.hero {
  padding: 32px 20px 28px;
  text-align: center;
  color: #fff;
}

.hero.hero-93 {
  background: linear-gradient(135deg, #0a4a6e 0%, #1976a8 100%);
}

.hero.hero-03 {
  background: linear-gradient(135deg, #134a3a 0%, #2a8f6a 100%);
}

.hero .product-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.2em;
  padding: 4px 12px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 20px;
  margin-bottom: 16px;
}

.hero h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
  line-height: 1.3;
}

.hero h1 .product-name {
  display: block;
  font-size: 32px;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

.hero .catchcopy {
  font-size: 15px;
  opacity: 0.95;
  margin-top: 12px;
  line-height: 1.6;
}

/* ========== セクション共通 ========== */
.section {
  padding: 32px 20px;
  background: #fff;
  margin-top: 12px;
}

.section-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-left: 12px;
  border-left: 4px solid;
}

.hero-93 ~ .container .section-title,
.section-title.color-93 {
  border-left-color: #1976a8;
}

.hero-03 ~ .container .section-title,
.section-title.color-03 {
  border-left-color: #2a8f6a;
}

/* ========== 動画セクション ========== */
.video-section {
  padding: 24px 20px 32px;
  background: #fff;
}

.video-section .section-title {
  margin-bottom: 16px;
}

.video-wrapper {
  position: relative;
  width: 100%;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.video-wrapper video {
  width: 100%;
  height: auto;
  display: block;
}

.video-caption {
  margin-top: 12px;
  font-size: 13px;
  color: #6b7c8c;
  text-align: center;
}

/* ========== 特徴リスト ========== */
.features {
  list-style: none;
  display: grid;
  gap: 12px;
}

.features li {
  background: #f5f7fa;
  padding: 14px 16px;
  border-radius: 6px;
  font-size: 14px;
  position: relative;
  padding-left: 40px;
}

.features li::before {
  content: "✓";
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 700;
  font-size: 16px;
}

.hero-93 ~ .container .features li::before {
  color: #1976a8;
}

.hero-03 ~ .container .features li::before {
  color: #2a8f6a;
}

/* ========== 施工事例ギャラリー ========== */
.gallery {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.gallery li {
  margin: 0;
}

.gallery a {
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 4px;
  background: #f5f7fa;
}

.gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.gallery a:hover img {
  transform: scale(1.05);
}

.gallery-caption {
  margin-top: 12px;
  font-size: 12px;
  color: #6b7c8c;
  text-align: center;
}

/* ========== スペック表 ========== */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.spec-table th,
.spec-table td {
  padding: 12px 10px;
  text-align: left;
  border-bottom: 1px solid #e5ebf0;
}

.spec-table th {
  background: #f5f7fa;
  font-weight: 600;
  width: 38%;
  color: #1a2b3a;
}

/* ========== お問い合わせ ========== */
.contact {
  padding: 32px 20px;
  background: #1a2b3a;
  color: #fff;
  text-align: center;
}

.contact h2 {
  font-size: 18px;
  margin-bottom: 12px;
}

.contact p {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 20px;
  line-height: 1.6;
}

.contact .tel {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.contact .tel a {
  color: #fff;
}

.contact .tel-note {
  font-size: 12px;
  opacity: 0.7;
}

/* ========== ページ切り替えリンク ========== */
.switch-page {
  padding: 24px 20px;
  background: #f5f7fa;
  text-align: center;
}

.switch-page a {
  display: inline-block;
  padding: 12px 24px;
  background: #fff;
  border: 1px solid #d5dde5;
  border-radius: 30px;
  font-size: 13px;
  color: #1a2b3a;
}

/* ========== フッター ========== */
.site-footer {
  padding: 20px;
  text-align: center;
  font-size: 11px;
  color: #6b7c8c;
  background: #1a2b3a;
  color: #8a9bab;
}

/* ========== タブレット以上 ========== */
@media (min-width: 768px) {
  .container {
    max-width: 720px;
    margin: 0 auto;
  }
  
  .hero {
    padding: 56px 32px 48px;
  }
  
  .hero h1 {
    font-size: 36px;
  }
  
  .hero h1 .product-name {
    font-size: 44px;
  }
  
  .section {
    padding: 48px 32px;
  }
  
  .section-title {
    font-size: 22px;
  }
  
  .gallery {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }
}