/* =========================================================
   新井田塗装店 / プロタイムズ新発田店 — リニューアル提案HP
   Design A: コーポレート赤 × ネイビー
   ========================================================= */

:root {
  --color-red: #c8102e;
  --color-red-dark: #9a0b22;
  --color-navy: #13315c;
  --color-navy-dark: #0a1d3a;
  --color-base: #fbf7f2;
  --color-paper: #ffffff;
  --color-ink: #1a1a1a;
  --color-mute: #5a5a5a;
  --color-line: #e6e1da;
  --color-green: #7a9b76;
  --color-yellow: #f7c948;

  --font-sans: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-num: "Inter", "Noto Sans JP", sans-serif;

  --container: 1180px;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 8px 30px rgba(19, 49, 92, 0.08);
  --shadow-strong: 0 14px 40px rgba(19, 49, 92, 0.16);
  --transition: 0.25s cubic-bezier(.4,.0,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-ink);
  background: var(--color-base);
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--color-navy); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-red); }

/* ----- 共通レイアウト ----- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.section { padding: 88px 0; }
.section-sm { padding: 56px 0; }
.section-tight { padding: 40px 0; }
.section-alt { background: var(--color-paper); }
.section-navy { background: var(--color-navy); color: #fff; }
.section-navy a { color: #fff; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .22em;
  font-weight: 700;
  color: var(--color-red);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-navy .eyebrow { color: var(--color-yellow); }

h1, h2, h3, h4 { font-weight: 800; letter-spacing: .01em; line-height: 1.35; margin: 0 0 20px; }
h1 { font-size: clamp(28px, 4.6vw, 52px); }
h2 { font-size: clamp(24px, 3.4vw, 38px); }
h3 { font-size: clamp(18px, 2vw, 22px); }
h4 { font-size: 16px; }

.lead { font-size: 17px; color: var(--color-mute); max-width: 720px; }

/* ----- ヘッダー ----- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-line);
}
.site-header .inner {
  display: flex; align-items: center; gap: 24px;
  height: 76px;
}
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand .logo-mark { width: 40px; height: 40px; }
.brand .logo-text {
  display: flex; flex-direction: column; line-height: 1.2;
}
.brand .logo-text .ja { font-weight: 800; font-size: 15px; color: var(--color-navy); }
.brand .logo-text .en { font-family: var(--font-num); font-size: 10px; letter-spacing: .15em; color: var(--color-red); }

.nav { display: flex; gap: 22px; flex: 1; justify-content: center; }
.nav a { font-size: 14px; font-weight: 600; color: var(--color-ink); position: relative; padding: 6px 0; }
.nav a:hover { color: var(--color-red); }
.nav a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--color-red);
}

.header-cta { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.tel-block { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.1; }
.tel-block .label { font-size: 10px; color: var(--color-mute); }
.tel-block .num { font-family: var(--font-num); font-size: 20px; font-weight: 800; color: var(--color-navy); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px;
  background: var(--color-red); color: #fff !important;
  font-weight: 700; font-size: 14px; letter-spacing: .04em;
  border-radius: 999px; border: 0; cursor: pointer;
  transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.btn:hover { background: var(--color-red-dark); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(200,16,46,.3); }
.btn-ghost {
  background: transparent; color: var(--color-navy) !important;
  border: 2px solid var(--color-navy);
}
.btn-ghost:hover { background: var(--color-navy); color: #fff !important; }
.btn-large { padding: 16px 32px; font-size: 16px; }

.hamburger { display: none; }

/* ----- HERO (TOP) ----- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1200px 400px at 80% -10%, rgba(200,16,46,0.08), transparent 60%),
    linear-gradient(180deg, var(--color-base) 0%, #fff 100%);
  padding: 60px 0 88px;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero h1 { color: var(--color-navy); margin-bottom: 20px; }
.hero h1 strong { color: var(--color-red); font-weight: 900; }
.hero-tagline { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.hero-tagline .badge { background: var(--color-yellow); color: var(--color-navy-dark); font-weight: 800; font-size: 12px; padding: 4px 10px; border-radius: 4px; }
.hero-tagline .since { font-family: var(--font-num); font-size: 13px; color: var(--color-mute); letter-spacing: .1em; }
.hero p.lead { margin-bottom: 28px; font-size: 18px; color: var(--color-mute); }

.hero-stats {
  display: flex; gap: 32px; padding: 22px 0; margin: 26px 0;
  border-top: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line);
}
.stat { display: flex; flex-direction: column; }
.stat .num { font-family: var(--font-num); font-weight: 900; font-size: 32px; color: var(--color-red); line-height: 1; }
.stat .num small { font-size: 14px; color: var(--color-ink); margin-left: 4px; font-weight: 700; }
.stat .label { font-size: 12px; color: var(--color-mute); margin-top: 6px; letter-spacing: .08em; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-illust { position: relative; }
.hero-illust .illust-card {
  background: #fff; border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow-strong);
}

/* ----- アラートバー（メアド誤記の指摘表示用 — 営業デモのスパイス） ----- */
.alert-strip {
  background: var(--color-navy-dark); color: #fff;
  font-size: 13px; padding: 10px 0; text-align: center;
}
.alert-strip strong { color: var(--color-yellow); }

/* ----- セクション見出し ----- */
.section-head { text-align: center; margin-bottom: 56px; }
.section-head h2 { color: var(--color-navy); }
.section-head .lead { margin: 0 auto; }

/* ----- 強み3つ ----- */
.reasons-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.reason-card {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius);
  padding: 36px 28px; transition: transform var(--transition), box-shadow var(--transition);
  position: relative; overflow: hidden;
}
.reason-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-strong); }
.reason-card .reason-num {
  position: absolute; top: 14px; right: 18px;
  font-family: var(--font-num); font-weight: 900; font-size: 64px;
  color: var(--color-line);
}
.reason-card .icon { width: 64px; height: 64px; margin-bottom: 18px; color: var(--color-red); }
.reason-card h3 { color: var(--color-navy); }
.reason-card p { color: var(--color-mute); margin: 0; }

/* ----- サービス（施工メニュー） ----- */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.service-card {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius);
  padding: 28px; transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.service-card .icon-bg {
  width: 56px; height: 56px; border-radius: 12px;
  background: rgba(200,16,46,0.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-red);
  margin-bottom: 18px;
}
.service-card h3 { color: var(--color-navy); margin-bottom: 10px; }
.service-card .price { font-family: var(--font-num); font-weight: 800; color: var(--color-red); margin: 14px 0 6px; }
.service-card .price small { color: var(--color-mute); font-weight: 500; font-size: 12px; margin-left: 4px; }
.service-card ul { padding-left: 20px; color: var(--color-mute); font-size: 14px; margin: 0; }
.service-card ul li { margin-bottom: 4px; }

/* ----- 価格表 ----- */
.price-table {
  width: 100%; border-collapse: collapse; background: #fff;
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
}
.price-table th, .price-table td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--color-line); }
.price-table th { background: var(--color-navy); color: #fff; font-weight: 700; font-size: 14px; letter-spacing: .04em; }
.price-table td.num { font-family: var(--font-num); font-weight: 700; color: var(--color-red); white-space: nowrap; }
.price-table tr:last-child td { border-bottom: 0; }

/* ----- 施工事例 ----- */
.works-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.work-card {
  background: #fff; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); transition: transform var(--transition);
}
.work-card:hover { transform: translateY(-3px); }
.work-thumb {
  height: 220px; background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
  display: flex; align-items: center; justify-content: center; color: #fff;
  position: relative; overflow: hidden;
}
.work-card.var-2 .work-thumb { background: linear-gradient(135deg, #b3554f 0%, var(--color-red) 100%); }
.work-card.var-3 .work-thumb { background: linear-gradient(135deg, #4a6e8a 0%, var(--color-navy) 100%); }
.work-card.var-4 .work-thumb { background: linear-gradient(135deg, #7a9b76 0%, #486a44 100%); }
.work-card.var-5 .work-thumb { background: linear-gradient(135deg, #c79a3a 0%, #8a6918 100%); }
.work-card.var-6 .work-thumb { background: linear-gradient(135deg, #5b6e8e 0%, #2d3e57 100%); }
.work-thumb .badge {
  position: absolute; top: 14px; left: 14px;
  background: var(--color-yellow); color: var(--color-navy-dark);
  font-size: 11px; font-weight: 800; padding: 4px 10px; border-radius: 3px;
}
.work-meta { padding: 22px 24px; }
.work-meta .area { color: var(--color-mute); font-size: 12px; margin-bottom: 6px; }
.work-meta h3 { font-size: 17px; margin-bottom: 8px; color: var(--color-navy); }
.work-meta .specs { display: flex; gap: 12px; flex-wrap: wrap; font-size: 12px; color: var(--color-mute); }
.work-meta .specs span { background: var(--color-base); padding: 3px 10px; border-radius: 999px; }

/* ----- お客様の声 ----- */
.voices-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.voice-card {
  background: #fff; border-radius: var(--radius); padding: 28px;
  border-left: 4px solid var(--color-red); box-shadow: var(--shadow);
}
.voice-card .stars { color: var(--color-yellow); font-size: 18px; letter-spacing: 2px; margin-bottom: 8px; }
.voice-card blockquote { margin: 0 0 16px; color: var(--color-ink); font-size: 15px; line-height: 1.85; }
.voice-card .who { display: flex; gap: 12px; align-items: center; padding-top: 14px; border-top: 1px solid var(--color-line); }
.voice-card .avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-navy); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
}
.voice-card .who-meta { font-size: 13px; color: var(--color-mute); }
.voice-card .who-meta strong { color: var(--color-ink); display: block; }

/* ----- スタッフ ----- */
.staff-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.staff-card {
  background: #fff; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--color-line);
  transition: transform var(--transition), box-shadow var(--transition);
}
.staff-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.staff-photo {
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-dark));
  display: flex; align-items: center; justify-content: center;
  color: #fff;
}
.staff-card.boss .staff-photo { background: linear-gradient(135deg, var(--color-red), var(--color-red-dark)); }
.staff-card.founder .staff-photo { background: linear-gradient(135deg, var(--color-yellow), #c79a3a); }
.staff-info { padding: 18px 20px; }
.staff-info .role { font-size: 11px; color: var(--color-red); font-weight: 700; letter-spacing: .15em; }
.staff-info h3 { font-size: 18px; margin: 4px 0 8px; color: var(--color-navy); }
.staff-info p { font-size: 13px; color: var(--color-mute); margin: 0; }

/* ----- ブログ ----- */
.blog-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.blog-card {
  background: #fff; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--color-line); transition: transform var(--transition), box-shadow var(--transition);
}
.blog-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.blog-thumb {
  height: 180px; background: linear-gradient(135deg, var(--color-navy), var(--color-navy-dark));
  position: relative;
}
.blog-card.cat-2 .blog-thumb { background: linear-gradient(135deg, #b3554f, var(--color-red)); }
.blog-card.cat-3 .blog-thumb { background: linear-gradient(135deg, #7a9b76, #486a44); }
.blog-card.cat-4 .blog-thumb { background: linear-gradient(135deg, #c79a3a, #8a6918); }
.blog-card.cat-5 .blog-thumb { background: linear-gradient(135deg, #4a6e8a, var(--color-navy)); }
.blog-card.cat-6 .blog-thumb { background: linear-gradient(135deg, #5b6e8e, #2d3e57); }
.blog-thumb .cat {
  position: absolute; top: 14px; left: 14px;
  background: rgba(255,255,255,0.92); color: var(--color-navy);
  font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: 3px;
}
.blog-meta { padding: 22px 24px; }
.blog-meta .date { font-family: var(--font-num); font-size: 12px; color: var(--color-mute); margin-bottom: 8px; }
.blog-meta h3 { font-size: 17px; margin-bottom: 10px; color: var(--color-navy); line-height: 1.5; }
.blog-meta p { font-size: 14px; color: var(--color-mute); margin: 0; }

/* ----- フォーム ----- */
.contact-wrap { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; align-items: flex-start; }
.contact-info {
  background: var(--color-navy); color: #fff;
  padding: 36px; border-radius: var(--radius);
}
.contact-info h3 { color: #fff; }
.contact-info dl { margin: 24px 0 0; }
.contact-info dt { font-size: 11px; color: var(--color-yellow); letter-spacing: .15em; margin-top: 16px; }
.contact-info dd { margin: 4px 0 0; font-size: 15px; }
.contact-info .big-tel { font-family: var(--font-num); font-weight: 900; font-size: 28px; color: #fff; }

.contact-form { background: #fff; padding: 36px; border-radius: var(--radius); box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 6px; color: var(--color-navy); }
.form-group label .req { color: var(--color-red); margin-left: 4px; font-size: 11px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 14px;
  border: 1px solid var(--color-line); border-radius: var(--radius-sm);
  background: var(--color-base); font-size: 15px; font-family: inherit;
  transition: border var(--transition), background var(--transition);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: 0; border-color: var(--color-red); background: #fff;
}
.form-group textarea { min-height: 140px; resize: vertical; }
.form-checkbox { display: flex; align-items: flex-start; gap: 10px; margin: 16px 0; font-size: 13px; color: var(--color-mute); }
.form-submit { text-align: center; margin-top: 24px; }

/* ----- フッター ----- */
.site-footer { background: var(--color-navy-dark); color: #d3d6dd; padding: 56px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 36px; }
.footer-brand .logo-text .ja { color: #fff; font-weight: 800; font-size: 17px; }
.footer-brand .logo-text .en { color: var(--color-yellow); font-family: var(--font-num); font-size: 11px; letter-spacing: .15em; }
.footer-grid h4 { color: #fff; font-size: 13px; letter-spacing: .12em; margin-bottom: 16px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid ul li { margin-bottom: 8px; }
.footer-grid ul li a { color: #d3d6dd; font-size: 14px; }
.footer-grid ul li a:hover { color: var(--color-yellow); }
.footer-info { font-size: 13px; line-height: 1.85; }
.copyright { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; font-size: 12px; color: #9aa0a8; text-align: center; font-family: var(--font-num); }

/* ----- ページタイトル（下層共通） ----- */
.page-hero {
  background:
    linear-gradient(rgba(19,49,92,0.7), rgba(10,29,58,0.85)),
    radial-gradient(800px 300px at 30% 50%, rgba(200,16,46,0.4), transparent 70%);
  background-color: var(--color-navy);
  color: #fff; padding: 88px 0 56px;
  text-align: center;
}
.page-hero h1 { color: #fff; }
.page-hero .lead { color: rgba(255,255,255,0.85); margin: 0 auto; }
.breadcrumb { font-size: 12px; color: rgba(255,255,255,0.7); margin-bottom: 12px; font-family: var(--font-num); }
.breadcrumb a { color: var(--color-yellow); }

/* ----- About 専用 ----- */
.timeline { position: relative; padding-left: 32px; border-left: 2px solid var(--color-line); }
.timeline-item { padding: 0 0 32px 24px; position: relative; }
.timeline-item::before {
  content: ""; position: absolute; left: -33px; top: 6px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--color-red); border: 3px solid var(--color-base);
}
.timeline-item .year { font-family: var(--font-num); font-weight: 800; color: var(--color-red); font-size: 18px; }
.timeline-item h4 { color: var(--color-navy); margin: 4px 0; }
.timeline-item p { color: var(--color-mute); font-size: 14px; margin: 0; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.philosophy {
  background: #fff; border-radius: var(--radius); padding: 36px;
  border-top: 4px solid var(--color-red);
}
.philosophy h3 { color: var(--color-navy); }
.philosophy ul { padding-left: 20px; color: var(--color-ink); }
.philosophy ul li { margin-bottom: 8px; }

.company-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.company-table th, .company-table td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--color-line); font-size: 14px; }
.company-table th { background: var(--color-base); width: 180px; font-weight: 700; color: var(--color-navy); }
.company-table tr:last-child th, .company-table tr:last-child td { border-bottom: 0; }

/* ----- CTAバナー ----- */
.cta-banner {
  background:
    linear-gradient(135deg, var(--color-red) 0%, var(--color-red-dark) 100%);
  color: #fff; text-align: center; padding: 64px 24px;
  border-radius: var(--radius); position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ""; position: absolute; inset: 0;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'><path d='M0 60 Q30 40 60 60 T120 60' stroke='%23ffffff20' stroke-width='2' fill='none'/></svg>") repeat;
  opacity: .25;
}
.cta-banner h2 { color: #fff; position: relative; }
.cta-banner p { position: relative; max-width: 560px; margin: 0 auto 28px; }
.cta-banner .btn { background: #fff; color: var(--color-red) !important; }
.cta-banner .btn:hover { background: var(--color-base); }

/* ----- レスポンシブ ----- */
@media (max-width: 960px) {
  .nav { display: none; }
  .hamburger { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; background: var(--color-navy); border: 0; border-radius: 8px; cursor: pointer; }
  .hamburger svg { color: #fff; width: 20px; height: 20px; }
  .header-cta .tel-block { display: none; }
  .nav.open {
    display: flex; flex-direction: column; gap: 0;
    position: absolute; top: 76px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--color-line);
    padding: 12px 24px;
  }
  .nav.open a { padding: 14px 0; border-bottom: 1px solid var(--color-line); }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-stats { gap: 20px; }
  .reasons-grid, .services-grid, .works-grid, .blog-list, .voices-grid, .staff-grid { grid-template-columns: 1fr; }
  .voices-grid { grid-template-columns: 1fr; }
  .staff-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-wrap { grid-template-columns: 1fr; gap: 28px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 56px 0; }
  .about-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .hero-stats { flex-direction: column; gap: 14px; }
  .stat .num { font-size: 26px; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1; }
}

/* ----- スクロール時のフェードイン ----- */
.fade-up { opacity: 0; transform: translateY(20px); transition: opacity .8s ease, transform .8s ease; }
.fade-up.in { opacity: 1; transform: translateY(0); }