:root {
  --white:  #ffffff;
  --cream:  #f9f5ef;
  --cream2: #f2ede4;
  --navy:   #004096;
  --navy2:  #003380;
  --navy3:  #002466;
  --gold:   #c9a84c;
  --gold2:  #dfc070;
  --gold3:  #a07830;
  --text:   #1a1a2e;
  --muted:  #6b7890;
  --line:   #e2e6ef;
  --serif:  'Shippori Mincho', 'Georgia', serif;
  --roman:  'Cormorant Garamond', serif;
  --sans:   'Noto Sans JP', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--white);
  color: var(--text);
  line-height: 1.9;
  overflow-x: hidden;
}

.wrap    { max-width: 1200px; margin: 0 auto; padding: 0 40px; }
.wrap-sm { max-width: 740px;  margin: 0 auto; padding: 0 40px; }


.label {
  font-family: var(--roman);
  font-size: 12px; letter-spacing: .3em; text-transform: uppercase;
  color: var(--gold); display: block; margin-bottom: 14px;
}
.heading {
  font-family: var(--serif);
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 700; line-height: 1.45; letter-spacing: .04em; color: var(--text);
}
.heading-white { color: var(--white); }
.heading em    { font-style: normal; color: var(--navy); }
.rule          { width: 40px; height: 1px; background: var(--gold); display: block; margin: 22px auto 0; }
.rule-l        { width: 40px; height: 1px; background: var(--gold); display: block; margin: 22px 0 0; }

/* お問合せボタン */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  background: var(--navy); color: var(--white);
  font-family: var(--serif); font-size: 15px; font-weight: 600; letter-spacing: .1em;
  padding: 20px 52px; text-decoration: none; border: none; cursor: pointer;
  transition: background .3s, box-shadow .3s;
}
.btn:hover { background: var(--navy2); box-shadow: 0 8px 32px rgba(0,64,150,.22); }
.btn-gold {
  display: inline-flex; align-items: center; gap: 12px;
  background: var(--gold); color: var(--white);
  font-family: var(--serif); font-size: 15px; font-weight: 600; letter-spacing: .1em;
  padding: 20px 52px; text-decoration: none; border: none; cursor: pointer;
  transition: background .3s, box-shadow .3s;
}
.btn-gold:hover { background: var(--gold3); box-shadow: 0 8px 32px rgba(201,168,76,.3); }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; color: var(--navy);
  font-family: var(--serif); font-size: 14px; font-weight: 600; letter-spacing: .1em;
  padding: 18px 44px; border: 1.5px solid var(--navy); text-decoration: none;
  transition: background .3s, color .3s;
}
.btn-ghost:hover { background: var(--navy); color: var(--white); }
.btn-ghost-white {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; color: var(--white);
  font-family: var(--serif); font-size: 14px; font-weight: 600; letter-spacing: .1em;
  padding: 18px 44px; border: 1.5px solid rgba(255,255,255,.5); text-decoration: none;
  transition: background .3s, border-color .3s;
}
.btn-ghost-white:hover { background: rgba(255,255,255,.1); border-color: var(--white); }

#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 22px 48px; display: flex; align-items: center; justify-content: space-between;
  transition: background .35s, padding .35s, box-shadow .35s;
}
#nav.on {
  background: rgba(255,255,255,.97); padding: 14px 48px;
  box-shadow: 0 1px 0 var(--line); backdrop-filter: blur(6px);
}
.logo {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .1em;
  text-decoration: none;
  transition: color .3s;
  margin: 0;
}
.logo img{width: 80%; padding: 2%; background-color: rgba(255,255,255,.97);}
#nav.on .logo { color: var(--navy3); }
.logo-en {
  font-family: var(--roman); font-size: 10px; letter-spacing: .28em;
  color: rgba(255,255,255,.55); display: block; margin-top: 2px; transition: color .3s;
}
#nav.on .logo-en { color: var(--gold); }
.nav-btn {
  font-family: var(--sans); font-size: 11px; font-weight: 500; letter-spacing: .05em;
  color: var(--white); border: 1.2px solid rgba(255,255,255,.5); padding: 7px 15px;
  text-decoration: none; transition: background .25s, color .25s, border-color .25s;
  width: auto; min-width: 90px; text-align: center; border-radius: 2px;
}
#nav.on .nav-btn { color: var(--navy); border-color: var(--navy); }
.nav-btn:hover { background: var(--navy); color: var(--white) !important; border-color: var(--navy) !important; }

#hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: flex-end;
  overflow: hidden;
}
.hero-photo {
  position: absolute; inset: 0;
  background-image: url('images/hero_bg.jpg');
  background-size: cover; background-position: center 40%;
}
.hero-photo::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0,30,80,.45) 0%,
    rgba(0,30,80,.3)  40%,
    rgba(0,20,60,.7)  80%,
    rgba(0,10,40,.88) 100%
  );
}


.hero-photo::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(0,36,102,.55) 0%, transparent 60%);
}
.hero-inner {
  position: relative; z-index: 2;
  width: 100%; max-width: 1080px; margin: 0 auto;
  padding:26px 0 40px 80px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 0; align-items: end;
}
.hero-text { padding-bottom: 0; }
.hero-tag {
  font-family: var(--roman); font-size: 12px; letter-spacing: .35em;
  color: var(--gold2); text-transform: uppercase;
  display: flex; align-items: center; gap: 16px; margin-bottom: 32px;
  opacity: 0; animation: up .8s .2s forwards;
}
.hero-tag::before { content: ''; width: 36px; height: 1px; background: var(--gold2); }
h1.main {
  font-family: var(--serif);
  font-size: clamp(38px, 5.5vw, 66px);
  font-weight: 800; line-height: 1.3; letter-spacing: .04em;
  color: var(--white); margin-bottom: 22px;
  opacity: 0; animation: up .8s .4s forwards;
  white-space: nowrap;
}
h1.main em { font-style: normal; color: var(--gold2); }
.hero-sub {
  font-size: 15px;
  font-weight: 300;
  color: rgba(255,255,255,.72); line-height: 2; margin-bottom: 48px;
  opacity: 0; animation: up .8s .6s forwards;
}
.hero-actions {
  display: flex; gap: 14px; flex-wrap: wrap;
  opacity: 0; animation: up .8s .8s forwards;
}
.hero-note {
  font-size: 12px; color: rgba(201,168,76,.8); letter-spacing: .06em;
  margin-top: 20px;
  opacity: 0; animation: up .8s 1s forwards;
}


.hero-right-num {
  display: flex; flex-direction: column; align-items: flex-end;
  justify-content: flex-end; padding-bottom: 0;
  opacity: 0; animation: fadeIn .8s 1.1s forwards;
}
.big70 {
  font-family: var(--roman);
  font-size: clamp(140px, 18vw, 240px);
  font-weight: 300; font-style: italic;
  /*color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.2);*/
  color: rgba(201,168,76,.8);
  -webkit-text-stroke: 1px rgba(255,255,255,.2);
  line-height: 1; user-select: none;
  display: block; text-align: right;
}
.hero-year {
  font-family: var(--roman); font-size: 11px; letter-spacing: .4em;
  color: rgba(201,168,76,.8); text-transform: uppercase; text-align: right;
  margin-top: -10px; display: block;
}

#bar {
  background: var(--navy); padding: 30px 0;
}
.bar-inner {
  width:100% ;max-width: 900px; margin: 0 auto; padding: 0 40px;
  display: flex; justify-content: center;
}
.bar-item {
  text-align: center; padding: 0 16px;
  border-right: 1px solid rgba(255,255,255,.12);
}
.bar-item:last-child { border-right: none; }
.bar-num {
  font-family: 'Noto Sans JP', sans-serif; font-size: clamp(28px, 3vw, 40px);
  font-weight: 300; font-style: italic; color: var(--gold2);
  line-height: 1; display: block;
}
.bar-unit { font-family: var(--serif); font-size: 18px; color: var(--white); }
.bar-label { font-size: 12px; color: rgba(255,255,255,.45); margin-top: 6px; display: block; letter-spacing: .05em; }
#bar img{width: 100%; max-width: 900px;}

#heritage {
  padding: 110px 0;
  background: var(--white);
}
.heritage-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}
/* タイムライン */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: ''; position: absolute; left: 0; top: 6px; bottom: 6px;
  width: 1px; background: linear-gradient(180deg, var(--gold), var(--gold3), var(--line));
}
.tl-item { position: relative; padding: 0 0 36px 28px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-dot {
  position: absolute; left: -5px; top: 6px;
  width: 10px; height: 10px; background: var(--white);
  border: 2px solid var(--gold); border-radius: 50%;
}
.tl-year {
  font-family: var(--roman); font-size: 13px; font-style: italic;
  color: var(--gold3); letter-spacing: .15em; display: block; margin-bottom: 4px;
}
.tl-text {
  font-family: var(--serif); font-size: 16px; font-weight: 600;
  color: var(--text); letter-spacing: .03em; line-height: 1.5;
}
.tl-sub { font-size: 13px; font-weight: 300; color: var(--muted); margin-top: 4px; }
.tl-item.current .tl-text { color: var(--navy); }
.tl-item.current .tl-dot  { background: var(--navy); border-color: var(--navy); }

.heritage-desc {
  font-size: 15px; font-weight: 300; color: var(--muted);
  line-height: 2.1; margin: 28px 0 40px;
}

#works { padding: 0 0 110px; background: var(--white); }
.works-head { text-align: center; padding: 110px 0 60px; }

.works-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 40px;
}
.work-row-top {
  width: 100%;
}
.work-row-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.work-card {
  position: relative;
  overflow: hidden;
  background: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.work-img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

@media (min-width: 769px) {
.pc{display: block;}
.sp{display: none;}
}

@media (max-width: 600px) {
  .sp{display: block;}
  .pc{display: none;}
  .work-row-bottom {
    grid-template-columns: 1fr;
  }
}

#offer {
  padding: 110px 0;
  background: var(--navy);
  position: relative; overflow: hidden;
}
#offer::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(201,168,76,.07), transparent);
  pointer-events: none;
}
.offer-head { text-align: center; margin-bottom: 72px; position: relative; }
.offer-head .label { color: var(--gold2); }

.offer-cards {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 2px;
  position: relative; margin-bottom: 60px;
}
.offer-card {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.07);
  padding: 52px 36px; text-align: center; transition: background .3s; position: relative;
}
.offer-card::after {
  content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 40px; height: 2px; background: var(--gold);
}
.offer-card:hover { background: rgba(255,255,255,.07); }
.offer-num {
  font-family: var(--roman); font-size: clamp(38px, 5vw, 58px); font-weight: 300;
  /*font-style: italic;*/ color: var(--gold2); line-height: 1; display: block; margin: 20px 0 10px;white-space: nowrap;
}
.offer-numL {
  font-family: var(--roman); font-size: clamp(30px, 4vw, 32px); font-weight: 300;
  /*font-style: italic;*/ color: #fff; line-height: 1; display: block; margin: 10px 0 20px 0;
  /*text-align: left;*/white-space: nowrap;
}
.offer-num small { font-size: 18px; }
.offer-name { font-family: var(--serif); font-size: 17px; font-weight: 700; color: var(--white); letter-spacing: .04em; }
.offer-desc { font-size: 13px; font-weight: 300; color: rgba(255,255,255,.45); line-height: 1.8; margin-top: 10px; }
.offer-desc img{width: 300px;}
.offer-total-wrap { text-align: center; }
.offer-total {
  display: inline-block;
  border: 1px solid rgba(201,168,76,.3); padding: 40px 72px; position: relative;
}
.offer-total::before {
  content: ''; position: absolute; top: -1px; left: 40px; right: 40px; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.ot-label { font-family: var(--roman); font-size: 11px; letter-spacing: .3em; color: rgba(201,168,76,.6); text-transform: uppercase; display: block; margin-bottom: 8px; }
.ot-num { font-family: var(--roman); font-size: clamp(54px, 7vw, 80px); font-weight: 300; font-style: italic; color: var(--gold2); line-height: 1; display: block; }
.ot-num small { font-size: 24px; }
.ot-note { font-size: 12px; color: rgba(255,255,255,.25); margin-top: 16px; letter-spacing: .05em; }
.offer-btn-wrap { text-align: center; margin-top: 52px; }

.dannetsu {
  display: flex;
  background: url(images/dannetsu_ttl.png) no-repeat 0 0;
  background-size: 104px; 
  width: auto;    
  height: 104px;
  padding: 10px 0 0 114px;
  white-space: nowrap;
}

.kanki {
  display: flex;
  background: url(images/kanki_ttl.png) no-repeat 0 0;
  background-size: 104px; 
  width: auto;    
  height: 104px;
  padding: 10px 0 0 114px;
  white-space: nowrap;
}

.taishin {
  display: flex;
  background: url(images/taishin_ttl.png) no-repeat 0 0;
  background-size: 104px; 
  width: auto;    
  height: 104px;
  padding: 26px 0 0 114px;
  white-space: nowrap;
}

.ptb16{padding: 16px 0;}

#photo-banner {
  display: grid; grid-template-columns: repeat(3, 1fr); height: 340px;
}
.pb-item {
  position: relative; overflow: hidden;
}
.pb-img {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  transition: transform .6s;
}
.pb-item:hover .pb-img { transform: scale(1.05); }
.pb-caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 20px 24px;
  background: linear-gradient(180deg, transparent, rgba(0,24,64,.65));
}
.pb-caption p {
  font-family: var(--serif); font-size: 14px; font-weight: 600;
  color: var(--white); letter-spacing: .04em;
}

.f-row label .req {
  font-size: 10px; color: var(--gold3); background: rgba(201,168,76,.12);
  padding: 2px 7px; margin-left: 8px; letter-spacing: .04em;
}
.f-row input, .f-row select, .f-row textarea {
  width: 100%; font-family: var(--sans); font-size: 15px; font-weight: 300;
  color: var(--text); background: var(--white);
  border: none; border-bottom: 1.5px solid rgba(0,64,150,.2);
  padding: 12px 4px; outline: none; appearance: none; transition: border-color .25s;
}
.f-row input:focus, .f-row select:focus, .f-row textarea:focus {
  border-bottom-color: var(--navy);
}
.f-row textarea { height: 110px; resize: vertical; }
.f-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 28px; }
.f-privacy { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 32px; font-size: 13px; font-weight: 300; color: var(--muted); }
.f-privacy input[type="checkbox"] { margin-top: 3px; accent-color: var(--navy); }
.f-privacy a { color: var(--navy); text-decoration: underline; }
.f-submit { text-align: center; }
.f-note { font-size: 12px; font-weight: 300; color: var(--muted); margin-top: 14px; }

footer {
  background: var(--navy3); color: rgba(255,255,255,.45);
  padding: 0;
}
.footer-inner {
  max-width: 1080px; margin: 0 auto; padding: 0 40px 56px;
  display: grid; grid-template-columns: 1.8fr 1fr 1fr; gap: 64px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
/*.f-logo { font-family: var(--serif); font-size: 18px; font-weight: 700; color: var(--white); letter-spacing: .1em; }*/

 
.f-logo-en { font-family: var(--roman); font-size: 10px; letter-spacing: .3em; color: var(--gold2); display: block; margin: 4px 0 22px; }
.f-about { font-size: 14px; font-weight: 300; line-height: 1.9; color:#fff; }
.f-col-title { font-family: var(--serif); font-size: 14px; font-weight: 600; color: var(--white); letter-spacing: .08em; margin-bottom: 18px; }
.f-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.f-links a { font-size: 13px; font-weight: 300; color: #fff; text-decoration: none; letter-spacing: .04em; transition: color .2s; }
.f-links a:hover { color: var(--gold2); }
.footer-copy {margin: 0;text-align: right; padding: 22px 40px 0  0;}
.footer-copy p { font-family: var(--roman); font-size: 11px; letter-spacing: .1em; }

/* ── スクロールアニメ ── */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s, transform .7s; }
.reveal.on { opacity: 1; transform: none; }

@keyframes up     { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:none} }
@keyframes fadeIn { from{opacity:0}                             to{opacity:1} }

.sticky {
  display: none; position: fixed; bottom: 0; left: 0; right: 0;
  background: var(--navy); border-top: 2px solid var(--gold);
  padding: 12px 16px; z-index: 200;
}
.sticky .btn { width: 100%; justify-content: center; padding: 14px; border-radius: 4px; font-size: 14px; }


@media (max-width: 960px) {  
  .sp{display: block;}
  .pc{display: none;}
  .logo img{width: 80%; padding: 2%; background-color: rgba(255,255,255,.97);}
  .logo-en {
    font-size: 8px;
    letter-spacing: .15em;
    margin-top: -16px;
  }
  .wrap, .wrap-sm { padding: 0 24px; }
  .hero-inner { grid-template-columns: 1fr; padding: 0 24px 60px; }
  h1.main {
    font-size: 1.2rem;
    line-height: 1.2;
    white-space: normal;
  }
  .hero-sub { font-size: 12px!important; margin-bottom: 24px; line-height: 1.8; }
  .hero-right-num { display: none; }
  .hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    opacity: 0;
    animation: up .8s .8s forwards;
    justify-content: center;
}
.btn-ghost {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; color: var(--navy);
  font-family: var(--serif); font-size: 14px; font-weight: 600; letter-spacing: .1em;
  padding: 10px; border: 1.5px solid var(--navy); text-decoration: none;
  transition: background .3s, color .3s;
  white-space: nowrap;
}
  .heritage-grid { grid-template-columns: 1fr; gap: 40px; }
  .works-grid { 
    grid-template-columns: 1fr; 
    padding: 0;
  }
  .work-card:first-child { grid-row: auto; }
  
  #offer { padding: 60px 0; }
  .offer-head { margin-bottom: 40px; padding: 0 10px; }
  .offer-head .heading { font-size: 20px; max-width: 100%; word-break: break-all; }
  .offer-cards { grid-template-columns: 1fr; gap: 12px; }
  .offer-card { padding: 32px 20px; }
  .offer-desc img{width: 200px;}
  #photo-banner { grid-template-columns: 1fr; height: auto; }
  .pb-item { height: 200px; }
  
  .footer-inner { grid-template-columns: 1fr; gap: 24px; padding: 0 24px 40px; }
  .f-about { font-size: 13px; }
  .bar-inner { grid-template-columns: repeat(2,1fr); padding: 0 24px; }
  .bar-item:nth-child(2) { border-right: none; }
 /* .bar-item { border-bottom: 1px solid rgba(255,255,255,.08); padding: 12px 0; }*/
  .bar-item:nth-child(3), .bar-item:nth-child(4) { border-bottom: none; }
  
  .sticky { display: block; padding: 12px 20px; }
  .sticky .btn { font-size: 13px; padding: 12px; }
  body { padding-bottom: 70px; }
  #nav { padding: 10px 15px; display: flex; justify-content: space-between; align-items: center; }
  #nav.on { padding: 8px 15px; }
  .nav-btn { width: auto; min-width: 80px; padding: 6px 10px; font-size: 10px; border-radius: 2px; }

  #contact .section-title {
    font-size: 1.2rem;
    font-weight:bold;
  }
  #contact .form__subtitle {
    font-size: 1.2rem;
    margin-bottom: 20px;
    padding: 0.4em 0 0.4em 8px;
  }
  #contact .check__link-btn {
    width: 60%;
    max-width: 240px;
    font-size: 12px;
    padding: 12px;
  }
  footer {
    padding: 24px 0;
  }
}

@media (max-width: 600px) {
  body { line-height: 1.7; }
  .sp{display: block;}
  .pc{display: none;}
  .heading { font-size: 22px; }
  .logo img{width: 80%; padding: 2%; background-color: rgba(255,255,255,.97);}
  .hero-tag { margin-top: 15px; margin-bottom: 18px; }
  #works { padding: 0 16px; }
  .works-head { padding: 50px 0 25px; }
  .wrap, .wrap-sm { padding: 0 15px; }
  .hero-sub { font-size: 12px!important;}

  .form__subtitle { font-size: 16px; margin-bottom: 15px; }
  .form-box { padding: 20px 0; }
  .f-row { margin-bottom: 20px; padding: 0 20px; }
  .f-row label { font-size: 12px; }
  .input__name { display: flex; gap: 8px; }
  .input__name .name-text { flex: 1; }
  .f-row input, .f-row select, .f-row textarea { font-size: 14px; padding: 8px 2px; }
  .f-2col { gap: 12px; margin-bottom: 20px; }
  .f-privacy { padding: 0 20px; }
  .f-submit { padding: 0 20px; }
  .f-submit .btn { padding: 12px 30px; font-size: 14px; width: 100%; }
  
  #contact { padding: 50px 16px; }
 #contact .section-title {
    font-size: 1rem;
    font-weight:bold;
  }
  #contact .check__link-btn {
        width: 80%;
        max-width:220px;
        font-size: 12px;
        padding: 12px;
    }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; color: var(--navy);
  font-family: var(--serif); font-size: 14px; font-weight: 600; letter-spacing: .1em;
  padding: 10px; border: 1.5px solid var(--navy); text-decoration: none;
  transition: background .3s, color .3s;
  white-space: nowrap;
}
}

@media (max-width: 400px) {
  .sp{display: block;}
  h1.main { font-size: 1.2rem; }
  .heading { font-size: 14px; }
  #nav { padding: 8px 12px; }
  .logo img{width: 80%; padding: 2%; background-color: rgba(255,255,255,.97);}
  .logo-en { font-size: 6.5px; margin-top: -12px; }
  .nav-btn { min-width: 75px; font-size: 9px; padding: 5px 6px; border-radius: 0; }
  .hero-sub { font-size: 12px!important; }
  .ot-num { font-size: 30px; }
.btn {
  width: auto;
  min-width: 80px;
  display: inline-flex; 
  align-items: center; 
  gap: 12px;
  background: var(--navy); 
  color: var(--white);
  font-family: var(--serif); 
  font-size: 12px; 
  font-weight: 600; 
  letter-spacing: .1em;
  padding: 8px 16px; 
  text-decoration: none; 
  border: none; 
  cursor: pointer;
  transition: background .3s, box-shadow .3s;
}
.btn-ghost {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; color: var(--navy);
  font-family: var(--serif); font-size: 14px; font-weight: 600; letter-spacing: .1em;
  padding: 10px; border: 1.5px solid var(--navy); text-decoration: none;
  transition: background .3s, color .3s;
  white-space: nowrap;
}
#hero {
    position: relative;
    min-height: auto;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
}
  .sticky { padding: 10px 15px; }
  .sticky .btn { font-size: 12px; padding: 10px; width: calc(100% - 10px); margin: 0 auto; }
  
  
  #offer { padding: 40px 0; overflow: hidden; }
  .offer-head { margin-bottom: 25px; padding: 0 10px; }
  .offer-head .heading { font-size: 17px; padding: 0; white-space: normal; line-height: 1.5; }
  .offer-card { padding: 20px 10px; }
  .offer-num { font-size: 28px; white-space: normal; margin: 10px 0 5px; }
  .offer-numL { font-size: 16px; white-space: normal; margin: 5px 0 10px; padding:0;}
  .offer-desc img{width: 200px;}
  .dannetsu, .kanki, .taishin { 
    background-size: 60px; height: 48px; padding: 5px 0 0 70px; 
    font-size: 13px; white-space: normal; line-height: 1.4;
    width: 100%; box-sizing: border-box;
  }
  .offer-total { padding: 25px 10px; width: 100%; box-sizing: border-box; }
  .ot-num { font-size: 26px; }

  
  .form-box { padding: 15px 0; }
  .form__subtitle { font-size: 14px; padding: 0 15px; line-height: 1.5; }
  .f-row { padding: 0 15px; margin-bottom: 12px; }
  .f-row label { font-size: 11px; margin-bottom: 4px; }
  .input__name { gap: 4px; }
  .f-row input, .f-row select, .f-row textarea { font-size: 13px; padding: 6px 2px; }
  .f-2col { gap: 8px; margin-bottom: 15px; }
  .f-privacy, .f-submit { padding: 0 15px; }
  .f-submit .btn { padding: 10px 20px; font-size: 13px; }
  #contact .check__link-btn {
        width: 80%;
        max-width:220px;
        font-size: 14px;
        padding: 12px;
    }
    #contact .section-title {
    font-size: 1.1rem;
    font-weight:bold;
    text-align: center;
  }
}