/* =========================================
   SKY.J.ワールド株式会社 — リニューアルデモ
   ブルーカラーテーマ（ロゴ準拠）
   ========================================= */

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue:        #1575C8;
  --blue-dark:   #0D4E8A;
  --blue-deeper: #092040;
  --blue-light:  #3A8FDB;
  --blue-pale:   #E8F2FB;
  --navy:        #071525;
  --gold:        #F0A500;
  --white:       #FFFFFF;
  --off-white:   #F5F8FC;
  --gray:        #8A9BB0;
  --gray-light:  #E2EAF4;
  --text:        #1A2B3C;
  --text-light:  #5A6A7A;
  --border:      #C8D8EC;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  color: var(--text);
  background: var(--white);
  line-height: 1.8;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; object-fit: cover; }
a { text-decoration: none; color: inherit; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 32px; }
.section { padding: 96px 0; }
.section-dark  { background: var(--navy); }
.section-blue  { background: var(--blue-deeper); }
.section-light { background: var(--off-white); }


/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 4px;
  font-size: 15px; font-weight: 700; letter-spacing: 0.05em;
  cursor: pointer; transition: all 0.25s ease;
  border: 2px solid transparent; white-space: nowrap;
}
.btn-blue  { background: var(--blue); color: #fff; border-color: var(--blue); font-size: 16px; padding: 16px 36px; }
.btn-blue:hover  { background: var(--blue-dark); border-color: var(--blue-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(21,117,200,0.4); }

.btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.6); }
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; }

.btn-white-blue { background: #fff; color: var(--blue); font-size: 18px; font-weight: 700; padding: 18px 40px; }
.btn-white-blue:hover { background: var(--off-white); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }

.btn-outline-white { background: transparent; color: #fff; border-color: rgba(255,255,255,0.6); }
.btn-outline-white:hover { background: rgba(255,255,255,0.12); border-color: #fff; }

.btn-navy { background: var(--navy); color: #fff; border-color: var(--navy); margin-top: 24px; }
.btn-navy:hover { background: var(--blue-deeper); transform: translateY(-2px); }

.btn-gold { background: var(--gold); color: #fff; border-color: var(--gold); }
.btn-gold:hover { background: #d4900a; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(240,165,0,0.4); }

.btn-sm { padding: 10px 24px; font-size: 13px; }


/* ===== SECTION HEADERS ===== */
.sec-label {
  display: inline-block; font-family: 'Oswald', sans-serif;
  font-size: 12px; font-weight: 600; letter-spacing: 0.35em;
  color: var(--blue); margin-bottom: 12px; text-transform: uppercase;
}
.sec-label-light { color: #5AB0F0; }
.sec-label-gold  { color: var(--gold); }

.sec-ttl {
  font-family: 'Noto Sans JP', sans-serif; font-weight: 700;
  font-size: clamp(26px, 3.5vw, 42px); color: var(--text);
  line-height: 1.3; margin-bottom: 16px;
}
.sec-ttl-light { color: #fff; }

.sec-desc { font-size: 15px; color: var(--text-light); line-height: 2; max-width: 580px; }
.sec-hd { text-align: center; margin-bottom: 60px; }
.sec-hd .sec-desc { margin: 0 auto; }


/* ===== EMERGENCY BAR ===== */
.emergency-bar {
  background: var(--blue-dark);
  color: #fff; padding: 10px 0;
  position: sticky; top: 0; z-index: 300;
}
.eb-inner {
  max-width: 1160px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; gap: 16px; justify-content: center;
}
.eb-icon { font-size: 16px; }
.eb-text { font-size: 13px; font-weight: 500; letter-spacing: 0.05em; opacity: 0.9; }
.eb-tel {
  font-family: 'Oswald', sans-serif; font-size: 16px; font-weight: 600;
  color: #fff; letter-spacing: 0.05em;
  padding: 4px 20px; border: 1.5px solid rgba(255,255,255,0.5); border-radius: 3px;
  transition: background 0.2s; background: rgba(255,255,255,0.12);
}
.eb-tel:hover { background: rgba(255,255,255,0.22); }
.eb-tel strong { font-size: 18px; letter-spacing: 0.08em; }


/* ===== HEADER ===== */
#header {
  position: fixed; top: 42px; left: 0; right: 0; z-index: 200;
  padding: 14px 0;
  transition: background 0.35s, top 0.35s, box-shadow 0.35s, padding 0.35s;
}
#header.scrolled {
  top: 0;
  background: rgba(7, 21, 37, 0.97);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  padding: 10px 0; box-shadow: 0 2px 24px rgba(0,0,0,0.35);
}
.hd-inner {
  max-width: 1160px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between;
}

/* ロゴ画像 */
.logo { display: flex; align-items: center; }
.logo-img { height: 48px; width: auto; display: block; filter: brightness(0) invert(1); }
.logo-img-sp { display: none; }

.hd-nav ul { display: flex; list-style: none; align-items: center; gap: 32px; }
.hd-nav ul li a { font-size: 13px; font-weight: 500; color: rgba(255,255,255,0.8); letter-spacing: 0.08em; transition: color 0.2s; }
.hd-nav ul li a:hover { color: #5AB0F0; }
.nav-cta { background: var(--blue) !important; color: #fff !important; padding: 8px 22px; border-radius: 3px; font-size: 13px !important; }
.nav-cta:hover { background: var(--blue-dark) !important; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 26px; height: 2px; background: #fff; transition: all 0.3s; }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }


/* ===== HERO ===== */
#hero { position: relative; height: 100vh; min-height: 640px; display: flex; align-items: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; }
.hero-bg img { width: 100%; height: 100%; }
.hero-veil {
  position: absolute; inset: 0;
  background: linear-gradient(105deg, rgba(7,21,37,0.92) 0%, rgba(9,32,64,0.72) 55%, rgba(13,78,138,0.35) 100%);
}
.hero-body { position: relative; z-index: 2; max-width: 1160px; margin: 0 auto; padding: 0 32px; color: #fff; }
.hero-label { font-family: 'Oswald', sans-serif; font-size: 13px; font-weight: 600; letter-spacing: 0.45em; color: #5AB0F0; margin-bottom: 20px; }
.hero-h1 { font-weight: 700; font-size: clamp(36px, 5.5vw, 68px); line-height: 1.25; margin-bottom: 20px; color: #fff; }
.hero-h1 em { font-style: normal; color: #5AB0F0; border-bottom: 3px solid var(--blue); padding-bottom: 2px; }
.hero-sub { font-size: 16px; line-height: 2; color: rgba(255,255,255,0.75); margin-bottom: 40px; max-width: 560px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-scroll { position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%); z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 8px; }
.hero-scroll span { font-family: 'Oswald', sans-serif; font-size: 10px; letter-spacing: 0.35em; color: rgba(255,255,255,0.35); }
.scroll-line { width: 1px; height: 48px; background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent); animation: scrollDrop 2s ease-in-out infinite; }
@keyframes scrollDrop { 0% { transform: scaleY(1); opacity:1; transform-origin:top; } 100% { transform: scaleY(0.1); opacity:0; transform-origin:bottom; } }


/* ===== ROAD SERVICE FEATURE (index main section) ===== */
.road-feature { background: var(--navy); padding: 96px 0; }
.road-feature-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}
.road-feature-img { position: relative; border-radius: 8px; overflow: hidden; height: 480px; }
.road-feature-img img { width: 100%; height: 100%; }
.road-feature-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(9,32,64,0.2) 0%, transparent 60%);
}
.road-feature-badge {
  position: absolute; top: 24px; left: 24px;
  background: var(--blue); color: #fff; font-family: 'Oswald', sans-serif;
  font-size: 13px; font-weight: 700; letter-spacing: 0.2em;
  padding: 8px 20px; border-radius: 3px;
}
.road-feature-text {}
.road-feature-points { display: flex; flex-direction: column; gap: 0; margin: 28px 0 36px; }
.rfp-item {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,0.1);
}
.rfp-item:first-child { padding-top: 0; }
.rfp-item:last-child { border-bottom: none; }
.rfp-icon {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(21,117,200,0.2); border: 1px solid rgba(21,117,200,0.4);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; flex-shrink: 0; margin-top: 2px;
}
.rfp-ttl { font-size: 16px; font-weight: 700; color: #fff; display: block; margin-bottom: 4px; }
.rfp-desc { font-size: 13px; color: rgba(255,255,255,0.55); line-height: 1.8; }

/* Big phone display in road feature */
.road-tel-block {
  background: rgba(21,117,200,0.15); border: 1px solid rgba(21,117,200,0.35);
  border-radius: 6px; padding: 24px 28px;
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
}
.road-tel-label { font-size: 12px; color: rgba(255,255,255,0.5); letter-spacing: 0.12em; display: block; margin-bottom: 4px; }
.road-tel-num { font-family: 'Oswald', sans-serif; font-size: 36px; font-weight: 700; color: #5AB0F0; letter-spacing: 0.06em; line-height: 1; }
.road-tel-note { font-size: 11px; color: rgba(255,255,255,0.35); letter-spacing: 0.08em; }


/* ===== SERVICES OVERVIEW GRID ===== */
.service-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.svc-card { background: var(--white); border: 1px solid var(--border); border-radius: 6px; overflow: hidden; transition: transform 0.3s, box-shadow 0.3s; display: block; }
.svc-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(21,117,200,0.14); }
.svc-img { height: 160px; overflow: hidden; }
.svc-img img { width: 100%; height: 100%; transition: transform 0.5s ease; }
.svc-card:hover .svc-img img { transform: scale(1.06); }
.svc-body { padding: 20px; }
.svc-num { font-family: 'Oswald', sans-serif; font-size: 12px; font-weight: 600; letter-spacing: 0.1em; color: var(--blue); display: block; margin-bottom: 6px; }
.svc-body h3 { font-size: 17px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.svc-body p { font-size: 13px; color: var(--text-light); line-height: 1.8; margin-bottom: 14px; }
.svc-link { font-size: 13px; font-weight: 700; color: var(--blue); letter-spacing: 0.05em; }

/* Main service card (featured) */
.svc-card-main {
  grid-column: span 2;
  display: grid; grid-template-columns: 1fr 1fr;
  border: 2px solid var(--blue);
}
.svc-card-main .svc-img { height: 100%; min-height: 200px; }
.svc-card-main .svc-body { padding: 28px; display: flex; flex-direction: column; justify-content: center; }
.svc-card-main .svc-body h3 { font-size: 22px; }
.svc-card-main .svc-body p { font-size: 14px; margin-bottom: 20px; }
.svc-card-main .svc-num { font-size: 14px; }


/* ===== SERVICE DETAIL (sub-pages) ===== */
.page-hero {
  position: relative; padding-top: 42px;
  height: 340px; display: flex; align-items: flex-end;
  overflow: hidden;
}
.page-hero-bg { position: absolute; inset: 0; }
.page-hero-bg img { width: 100%; height: 100%; }
.page-hero-veil {
  position: absolute; inset: 0;
  background: linear-gradient(105deg, rgba(7,21,37,0.9) 0%, rgba(9,32,64,0.7) 100%);
}
.page-hero-body {
  position: relative; z-index: 2;
  max-width: 1160px; margin: 0 auto; padding: 0 32px 48px;
  width: 100%; color: #fff;
}
.breadcrumb {
  display: flex; gap: 8px; align-items: center;
  font-size: 12px; color: rgba(255,255,255,0.45);
  margin-bottom: 12px; letter-spacing: 0.05em;
}
.breadcrumb a { color: rgba(255,255,255,0.45); transition: color 0.2s; }
.breadcrumb a:hover { color: #5AB0F0; }
.breadcrumb span { color: rgba(255,255,255,0.25); }
.page-hero-num { font-family: 'Oswald', sans-serif; font-size: 13px; font-weight: 600; letter-spacing: 0.35em; color: #5AB0F0; margin-bottom: 10px; display: block; }
.page-hero-ttl { font-weight: 700; font-size: clamp(28px, 4vw, 44px); color: #fff; line-height: 1.25; margin-bottom: 12px; }
.page-hero-sub { font-size: 15px; color: rgba(255,255,255,0.65); max-width: 540px; line-height: 1.8; }

/* detail layout on sub-pages */
.detail-section { padding: 80px 0; }
.detail-section:nth-child(even) { background: var(--off-white); }

.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.detail-grid.reverse { direction: rtl; }
.detail-grid.reverse > * { direction: ltr; }

.detail-img { border-radius: 8px; overflow: hidden; height: 400px; position: relative; }
.detail-img img { width: 100%; height: 100%; }
.detail-img-badge {
  position: absolute; top: 20px; left: 20px;
  background: var(--blue); color: #fff;
  font-family: 'Oswald', sans-serif; font-size: 11px; font-weight: 600;
  letter-spacing: 0.2em; padding: 6px 14px; border-radius: 3px;
  text-align: center; line-height: 1.5;
}

.detail-num { font-family: 'Oswald', sans-serif; font-size: 52px; font-weight: 700; color: var(--gray-light); line-height: 1; margin-bottom: -8px; letter-spacing: 0.05em; }
.detail-ttl { font-size: clamp(22px, 2.5vw, 30px); font-weight: 700; color: var(--text); margin-bottom: 12px; line-height: 1.3; }
.detail-lead { font-size: 14px; color: var(--text-light); line-height: 2; margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }

.detail-list { display: flex; flex-direction: column; gap: 0; margin-bottom: 28px; }
.detail-list-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 0; border-bottom: 1px solid var(--gray-light);
  font-size: 14px; color: var(--text);
}
.detail-list-item:last-child { border-bottom: none; }
.dl-icon {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--blue-pale); color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; flex-shrink: 0; margin-top: 2px;
}
.dl-label { font-weight: 700; display: block; margin-bottom: 2px; color: var(--text); }
.dl-desc { font-size: 13px; color: var(--text-light); }

.detail-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.detail-tag {
  background: var(--blue-pale); color: var(--blue);
  font-size: 12px; font-weight: 700; padding: 5px 14px;
  border-radius: 50px; border: 1px solid var(--border);
  letter-spacing: 0.04em;
}

.detail-note {
  background: var(--blue-pale); border-left: 3px solid var(--blue);
  padding: 12px 16px; border-radius: 0 4px 4px 0;
  font-size: 13px; color: var(--text-light); line-height: 1.8;
  margin-bottom: 24px;
}
.detail-note strong { color: var(--blue); }

.detail-cta-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.tel-inline { font-family: 'Oswald', sans-serif; font-size: 20px; font-weight: 700; color: var(--blue); letter-spacing: 0.05em; }
.tel-label { font-size: 11px; color: var(--text-light); display: block; }

/* nav between service pages */
.svc-nav { background: var(--off-white); padding: 24px 0; border-bottom: 1px solid var(--border); }
.svc-nav-inner { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.svc-nav-ttl { font-size: 11px; font-weight: 700; color: var(--gray); letter-spacing: 0.1em; margin-right: 8px; text-transform: uppercase; }
.svc-nav-link {
  font-size: 12px; font-weight: 700; color: var(--text-light);
  padding: 5px 14px; border-radius: 50px; border: 1px solid var(--border);
  background: var(--white); transition: all 0.2s; white-space: nowrap;
}
.svc-nav-link:hover { background: var(--blue-pale); color: var(--blue); border-color: var(--blue-light); }
.svc-nav-link.active { background: var(--blue); color: #fff; border-color: var(--blue); }


/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-img { position: relative; border-radius: 6px; overflow: visible; }
.about-img img { border-radius: 6px; width: 100%; height: 480px; }
.about-badge {
  position: absolute; bottom: -20px; right: -20px;
  background: var(--blue); color: #fff;
  padding: 20px 28px; border-radius: 4px; text-align: center;
  box-shadow: 0 8px 24px rgba(21,117,200,0.45);
}
.badge-num { display: block; font-family: 'Oswald', sans-serif; font-size: 40px; font-weight: 700; line-height: 1; letter-spacing: 0.05em; }
.badge-txt { font-size: 11px; font-weight: 500; letter-spacing: 0.1em; opacity: 0.85; }
.about-quote { margin: 24px 0 28px; padding: 20px 24px; border-left: 3px solid var(--blue-light); background: rgba(255,255,255,0.06); border-radius: 0 4px 4px 0; }
.about-quote p { font-size: 16px; font-weight: 500; color: rgba(255,255,255,0.9); line-height: 1.9; }
.about-body { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 2; margin-bottom: 36px; }
.about-stats { display: flex; gap: 40px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.12); }
.stat-n { display: block; font-family: 'Oswald', sans-serif; font-size: 36px; font-weight: 700; color: #5AB0F0; line-height: 1; margin-bottom: 4px; }
.stat-l { font-size: 11px; color: rgba(255,255,255,0.4); letter-spacing: 0.08em; }


/* ===== VOICE ===== */
.voice-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.voice-card { background: var(--off-white); border-radius: 6px; padding: 28px; border-top: 3px solid var(--blue); }
.voice-stars { color: var(--gold); font-size: 16px; letter-spacing: 2px; margin-bottom: 14px; }
.voice-text { font-size: 14px; color: var(--text-light); line-height: 1.9; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.voice-meta { display: flex; justify-content: space-between; align-items: center; }
.voice-name { font-size: 13px; font-weight: 700; color: var(--text); }
.voice-svc { font-size: 11px; color: var(--gray); letter-spacing: 0.05em; }


/* ===== CTA BAND ===== */
.cta-band { background: var(--blue-dark); padding: 64px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.cta-text h2 { font-size: clamp(20px,2.5vw,28px); font-weight: 700; color: #fff; margin-bottom: 8px; }
.cta-text p { font-size: 15px; color: rgba(255,255,255,0.7); }
.cta-actions { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }


/* ===== RECRUIT ===== */
.recruit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.recruit-img { border-radius: 6px; overflow: hidden; height: 420px; }
.recruit-img img { width: 100%; height: 100%; }
.recruit-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0; }
.recruit-tags span { background: var(--blue-pale); color: var(--blue); font-size: 12px; font-weight: 700; padding: 5px 14px; border-radius: 50px; border: 1px solid var(--border); }


/* ===== CONTACT ===== */
.contact-sec { padding-bottom: 80px; }

/* 電話カード */
.contact-cards { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; margin-bottom: 56px; }
.contact-card { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); border-radius: 6px; padding: 36px 48px; text-align: center; transition: background 0.25s, transform 0.25s; min-width: 280px; }
.contact-card:hover { background: rgba(255,255,255,0.1); transform: translateY(-4px); }
.cc-icon { font-size: 32px; margin-bottom: 14px; }
.cc-label { font-size: 12px; color: rgba(255,255,255,0.5); letter-spacing: 0.12em; margin-bottom: 8px; }
.cc-val { font-family: 'Oswald', sans-serif; font-size: 24px; font-weight: 600; color: #fff; letter-spacing: 0.08em; margin-bottom: 6px; }
.cc-note { font-size: 12px; color: rgba(255,255,255,0.4); }

/* お問い合わせフォーム */
.contact-form-wrap {
  max-width: 680px; margin: 0 auto;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 48px 40px;
}
.contact-form-wrap h3 {
  font-size: 1.1rem; font-weight: 700; color: #fff;
  margin-bottom: 28px; text-align: center;
  letter-spacing: 0.05em;
}
.cf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cf-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.cf-label {
  font-size: .8rem; font-weight: 700;
  color: rgba(255,255,255,0.6); letter-spacing: 0.05em;
}
.cf-required {
  display: inline-block; font-size: .68rem;
  background: var(--blue); color: #fff;
  padding: 1px 6px; border-radius: 3px; margin-left: 6px; vertical-align: middle;
}
.cf-input, .cf-select, .cf-textarea {
  padding: 12px 14px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 8px;
  color: #fff; font-size: .95rem; font-family: inherit;
  outline: none; transition: border .2s, background .2s;
}
.cf-input::placeholder, .cf-textarea::placeholder { color: rgba(255,255,255,0.3); }
.cf-input:focus, .cf-select:focus, .cf-textarea:focus {
  border-color: var(--blue-light);
  background: rgba(255,255,255,0.1);
}
.cf-select { appearance: none; cursor: pointer; }
.cf-select option { background: var(--navy); color: #fff; }
.cf-textarea { resize: vertical; min-height: 140px; line-height: 1.8; }
.cf-submit {
  width: 100%; margin-top: 8px;
  padding: 16px;
  background: var(--blue); color: #fff;
  border: none; border-radius: 8px;
  font-size: 1rem; font-weight: 700; font-family: inherit;
  cursor: pointer; transition: background .2s, transform .1s;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.cf-submit:hover:not(:disabled) { background: var(--blue-dark); transform: translateY(-1px); }
.cf-submit:disabled { opacity: .6; cursor: default; transform: none; }
.cf-msg {
  margin-top: 20px; padding: 16px 20px;
  border-radius: 8px; font-size: .9rem; font-weight: 700;
  text-align: center; display: none;
}
.cf-msg.success { background: rgba(22,163,74,.2); border: 1px solid rgba(22,163,74,.4); color: #86efac; }
.cf-msg.error   { background: rgba(220,38,38,.2); border: 1px solid rgba(220,38,38,.4); color: #fca5a5; }
@media (max-width: 600px) {
  .contact-form-wrap { padding: 32px 20px; }
  .cf-row { grid-template-columns: 1fr; }
}


/* ===== FOOTER ===== */
footer { background: var(--navy); color: rgba(255,255,255,0.4); padding: 60px 0 32px; }
.footer-inner { display: flex; flex-direction: column; gap: 40px; }
.footer-top { display: flex; align-items: center; gap: 32px; flex-wrap: wrap; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-logo { display: flex; flex-direction: column; gap: 3px; }
.footer-logo-img { height: 36px; width: auto; filter: brightness(0) invert(0.35); }
.footer-tagline { font-size: 13px; color: rgba(255,255,255,0.3); line-height: 1.7; }
.footer-mid { display: grid; grid-template-columns: repeat(4,1fr); gap: 32px; }
.footer-col h4 { font-size: 12px; font-weight: 700; color: rgba(255,255,255,0.5); letter-spacing: 0.12em; margin-bottom: 16px; text-transform: uppercase; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 13px; color: rgba(255,255,255,0.3); transition: color 0.2s; }
.footer-col ul li a:hover { color: #5AB0F0; }
.footer-tel-num { font-family: 'Oswald', sans-serif; font-size: 22px; font-weight: 700; color: #5AB0F0; letter-spacing: 0.05em; display: block; margin-bottom: 6px; }
.footer-col.footer-tel p { font-size: 12px; color: rgba(255,255,255,0.3); }
.footer-bottom { padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.06); display: flex; justify-content: space-between; align-items: center; font-size: 11px; color: rgba(255,255,255,0.2); flex-wrap: wrap; gap: 8px; }
.footer-demo-note { color: rgba(90,176,240,0.5); font-size: 11px; }


/* ===== FADE ANIMATIONS ===== */
.fade { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade.visible { opacity: 1; transform: translateY(0); }
.fade-d1 { transition-delay: 0.1s; }
.fade-d2 { transition-delay: 0.2s; }
.fade-d3 { transition-delay: 0.3s; }


/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .service-grid { grid-template-columns: repeat(2,1fr); }
  .svc-card-main { grid-column: span 2; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-img img { height: 360px; }
  .recruit-grid { grid-template-columns: 1fr; gap: 40px; }
  .detail-grid { grid-template-columns: 1fr; gap: 40px; }
  .detail-grid.reverse { direction: ltr; }
  .detail-img { height: 280px; }
  .road-feature-grid { grid-template-columns: 1fr; gap: 48px; }
  .road-feature-img { height: 320px; }
}
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .container { padding: 0 20px; }
  .eb-hide-sp { display: none; }
  #header { top: 38px; }
  #header.scrolled { top: 0; }
  .hd-nav { display: none; position: fixed; inset: 0; background: rgba(7,21,37,0.98); flex-direction: column; justify-content: center; align-items: center; z-index: 250; }
  .hd-nav.open { display: flex; }
  .hd-nav ul { flex-direction: column; gap: 32px; text-align: center; }
  .hd-nav ul li a { font-size: 20px !important; color: rgba(255,255,255,0.85) !important; }
  .hamburger { display: flex; }
  .logo-img { height: 38px; }
  .hero-h1 { font-size: clamp(30px,8vw,48px); }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .service-grid { grid-template-columns: 1fr; gap: 16px; }
  .svc-card-main { grid-column: span 1; grid-template-columns: 1fr; }
  .svc-card-main .svc-img { min-height: 200px; }
  .voice-grid { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-actions { justify-content: center; }
  .footer-mid { grid-template-columns: repeat(2,1fr); }
  .footer-top { flex-direction: column; align-items: flex-start; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .page-hero { height: 280px; }
  .road-tel-num { font-size: 28px; }
  .svc-nav-inner { gap: 6px; }
}