:root{
  --ink:#17202a;
  --soft:#f5f2eb;
  --gold:#a98a5d;
  --line:#ded9cf;
  --white:#fff;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  margin:0;
  color:var(--ink);
  background:#fff;
  font-family:'Noto Sans JP',sans-serif;
  font-weight:300;
  letter-spacing:.04em;
}

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

img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}

.topbar{
  position:fixed;
  z-index:50;
  top:0;
  left:0;
  right:0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:24px 4vw;
  color:#fff;
  mix-blend-mode:difference;
}

.brand{
  font-family:'Cormorant Garamond',serif;
  font-size:22px;
  letter-spacing:.13em;
}

.brand small{
  font-family:'Noto Sans JP',sans-serif;
  font-size:9px;
  letter-spacing:.17em;
  margin-left:12px;
}

.menu{
  font-size:11px;
  letter-spacing:.2em;
  border:1px solid currentColor;
  border-radius:100px;
  padding:10px 15px;
}

.hero{
  height:100svh;
  min-height:680px;
  position:relative;
  overflow:hidden;
  background:#111;
}

.hero-bg{
  position:absolute;
  inset:-2%;
  z-index:0;
  opacity:0;
  transform:scale(1.035);
  transition:opacity 1.8s ease,transform 10s ease;
  background-position:center;
  background-size:cover;
  background-repeat:no-repeat;
  will-change:opacity,transform;
}

.hero-bg.is-active{
  opacity:1;
  transform:scale(1);
}

/* 夜：従来の夜景住宅 */
.hero-bg--night{
  background-image:
    linear-gradient(
      90deg,
      rgba(11,19,25,.69) 0%,
      rgba(11,19,25,.44) 40%,
      rgba(11,19,25,.13) 100%
    ),
    url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?auto=format&fit=crop&w=2400&q=90');
}

/* 昼：ユーザー指定の3枚目 */
.hero-bg--day{
  background-image:
    linear-gradient(
      90deg,
      rgba(14,31,42,.28) 0%,
      rgba(14,31,42,.14) 42%,
      rgba(14,31,42,.03) 100%
    ),
    url('images/hero-day-final.jpg');
}

.hero-shade{
  position:absolute;
  inset:0;
  z-index:1;
  background:
    linear-gradient(
      180deg,
      rgba(0,0,0,.04) 0%,
      rgba(0,0,0,.03) 48%,
      rgba(0,0,0,.34) 100%
    );
  pointer-events:none;
}

.hero-copy{
  position:absolute;
  z-index:2;
  left:7vw;
  bottom:12vh;
  color:#fff;
  max-width:1180px;
}

.eyebrow{
  font-family:'Cormorant Garamond',serif;
  font-size:15px;
  letter-spacing:.31em;
  margin-bottom:18px;
}

.hero h1{
  font-family:'Noto Serif JP',serif;
  font-size:clamp(38px,5.15vw,78px);
  font-weight:400;
  line-height:1.42;
  letter-spacing:.065em;
  margin:0 0 25px;
}

.hero-line{
  display:block;
  white-space:nowrap;
}

.hero p{
  font-size:14px;
  line-height:2.15;
  max-width:760px;
  margin:0;
}

.scroll{
  position:absolute;
  z-index:2;
  right:4vw;
  bottom:6vh;
  color:#fff;
  font:11px 'Cormorant Garamond',serif;
  letter-spacing:.25em;
  writing-mode:vertical-rl;
}

.scroll::after{
  content:"";
  display:inline-block;
  width:1px;
  height:74px;
  background:#fff;
  margin-top:16px;
  opacity:.6;
}

.section{padding:110px 7vw}

.section-head{
  display:grid;
  grid-template-columns:220px 1fr;
  gap:40px;
  align-items:end;
  margin-bottom:60px;
}

.kicker{
  font-family:'Cormorant Garamond',serif;
  font-size:14px;
  letter-spacing:.28em;
  color:var(--gold);
}

.section h2{
  font-family:'Noto Serif JP',serif;
  font-size:clamp(30px,4vw,54px);
  font-weight:400;
  line-height:1.55;
  margin:0;
}

.lead{
  max-width:760px;
  line-height:2.2;
  font-size:14px;
  margin-top:22px;
  color:#4d5660;
}

.feature{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  min-height:660px;
  background:var(--soft);
}

.feature-photo{
  background:
    linear-gradient(180deg,rgba(0,0,0,.01),rgba(0,0,0,.12)),
    url('https://images.unsplash.com/photo-1771888703723-01d85da1dae1?auto=format&fit=crop&w=1900&q=88')
    center/cover no-repeat;
}

.feature-copy{
  padding:7vw 6vw;
  display:flex;
  flex-direction:column;
  justify-content:center;
}

.feature-copy .num{
  font-family:'Cormorant Garamond',serif;
  font-size:18px;
  color:var(--gold);
  letter-spacing:.18em;
}

.feature-copy h3{
  font:400 clamp(29px,3vw,47px)/1.62 'Noto Serif JP',serif;
  margin:24px 0;
}

.feature-copy p{
  font-size:14px;
  line-height:2.15;
  color:#56606a;
}

.more{
  display:inline-flex;
  align-items:center;
  gap:18px;
  margin-top:28px;
  font-family:'Cormorant Garamond',serif;
  font-size:13px;
  letter-spacing:.2em;
}

.more::after{
  content:"";
  width:70px;
  height:1px;
  background:currentColor;
  transition:.3s;
}

.feature:hover .more::after{width:110px}

.articles{background:#fff}

.cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:34px;
}

.card{cursor:pointer}

.thumb{
  aspect-ratio:4/3;
  overflow:hidden;
  background:#ddd;
}

.thumb img{
  transition:transform .8s cubic-bezier(.2,.7,.2,1);
}

.card:hover img{transform:scale(1.04)}

.meta{
  font:12px 'Cormorant Garamond',serif;
  letter-spacing:.16em;
  color:var(--gold);
  margin-top:22px;
}

.card h3{
  font:500 21px/1.7 'Noto Serif JP',serif;
  margin:9px 0;
}

.card p{
  font-size:12px;
  color:#69737c;
  line-height:1.9;
}

.tag{
  font-size:10px;
  border:1px solid #d9d4ca;
  border-radius:100px;
  padding:7px 10px;
  display:inline-block;
  margin-top:10px;
}

.message{
  background:#17202a;
  color:#fff;
  display:grid;
  grid-template-columns:1fr 1fr;
}

.message-photo{
  min-height:640px;
  background:
    linear-gradient(180deg,rgba(0,0,0,.01),rgba(0,0,0,.10)),
    url('https://images.unsplash.com/photo-1771372125074-5c7c4332095f?auto=format&fit=crop&w=1900&q=88')
    center/cover no-repeat;
}

.message-copy{
  padding:9vw 7vw;
  display:flex;
  flex-direction:column;
  justify-content:center;
}

.message-copy .kicker{color:#d3b98c}

.message-copy h2{
  font:400 clamp(31px,3.6vw,52px)/1.58 'Noto Serif JP',serif;
  margin:18px 0 28px;
}

.message-copy p{
  font-size:14px;
  line-height:2.25;
  color:#d9dee2;
}

.statement{
  margin-top:36px;
  font-family:'Noto Serif JP',serif;
  font-size:18px;
  line-height:1.9;
}

.fee{
  padding:120px 7vw;
  background:linear-gradient(135deg,#f3efe7,#fff);
}

.fee-box{
  max-width:1180px;
  margin:auto;
  border-top:1px solid var(--gold);
  border-bottom:1px solid var(--gold);
  padding:70px 0;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
}

.fee strong{
  font:500 clamp(34px,4.5vw,64px)/1.35 'Noto Serif JP',serif;
  color:#283947;
}

.fee .accent{color:var(--gold)}

.fee p{
  font-size:14px;
  line-height:2.2;
  color:#5e6670;
}

.note{font-size:10px!important}

.cta-row{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:30px;
}

.btn{
  padding:15px 24px;
  border:1px solid #23313c;
  min-width:190px;
  text-align:center;
  font-size:12px;
  letter-spacing:.11em;
  transition:.25s;
}

.btn.dark{
  background:#23313c;
  color:#fff;
}

.btn:hover{transform:translateY(-2px)}

footer{
  padding:70px 7vw;
  background:#111820;
  color:#bac2c8;
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:40px;
}

.footer-brand{
  font:30px 'Cormorant Garamond',serif;
  letter-spacing:.15em;
  color:#fff;
}

.small{
  font-size:10px;
  line-height:2;
  letter-spacing:.08em;
}

.reveal{
  opacity:0;
  transform:translateY(35px);
  transition:opacity .9s,transform .9s;
}

.reveal.on{
  opacity:1;
  transform:none;
}

@media(max-width:900px){
  .topbar{padding:18px 20px}
  .brand small{display:none}

  .hero{min-height:680px}

  .hero-copy{
    left:22px;
    right:22px;
    bottom:12vh;
  }

  .hero h1{
    font-size:37px;
    line-height:1.55;
  }

  .hero-line{white-space:normal}

  .hero p{
    font-size:13px;
    line-height:2;
  }

  .scroll{display:none}

  .section{padding:80px 22px}

  .section-head{
    grid-template-columns:1fr;
    gap:14px;
  }

  .feature,
  .message{
    grid-template-columns:1fr;
  }

  .feature-photo,
  .message-photo{
    min-height:68vw;
  }
.feature-copy,
  .message-copy{
    padding:65px 24px;
  }

  .cards{
    grid-template-columns:1fr;
    gap:52px;
  }

  .fee{padding:80px 22px}

  .fee-box{
    grid-template-columns:1fr;
    gap:36px;
    padding:50px 0;
  }

  footer{
    padding:55px 22px;
    display:block;
  }

  .small{margin-top:30px}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}

  .hero-bg,
  .reveal{
    transition:none!important;
    animation:none!important;
  }

  .hero-bg--night{opacity:1}
  .hero-bg--day{display:none}
}
/* =========================================================
   ARTICLE / FEATURE PAGE
   ========================================================= */

.article-hero{
  min-height:78svh;
  position:relative;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  background:#111820;
}

.article-hero-bg{
  position:absolute;
  inset:0;
  z-index:0;
  background-position:center;
  background-size:cover;
  background-repeat:no-repeat;
  transform:scale(1.015);
}

.article-hero-fee .article-hero-bg{
  background-image:
    linear-gradient(
      90deg,
      rgba(12,22,29,.78) 0%,
      rgba(12,22,29,.56) 40%,
      rgba(12,22,29,.18) 78%,
      rgba(12,22,29,.10) 100%
    ),
    url('https://images.unsplash.com/photo-1600210492486-724fe5c67fb0?auto=format&fit=crop&w=2400&q=90');
}

.article-hero::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:1;
  background:
    linear-gradient(
      180deg,
      rgba(0,0,0,.06) 0%,
      rgba(0,0,0,.05) 50%,
      rgba(0,0,0,.50) 100%
    );
  pointer-events:none;
}

.article-title{
  position:relative;
  z-index:2;
  width:min(1180px,86vw);
  padding:0 0 9vh;
  margin:0 auto;
  color:#fff;
}

.article-back{
  display:inline-block;
  margin-bottom:34px;
  font:500 11px 'Cormorant Garamond',serif;
  letter-spacing:.22em;
  color:#f0e9de;
  opacity:.82;
  transition:opacity .2s,transform .2s;
}

.article-back:hover{
  opacity:1;
  transform:translateX(-3px);
}

.article-title .meta{
  margin:0 0 16px;
  color:#dbc59f;
  font-size:14px;
  letter-spacing:.24em;
}

.article-title h1{
  max-width:1060px;
  margin:0;
  font:400 clamp(38px,5vw,72px)/1.48 'Noto Serif JP',serif;
  letter-spacing:.045em;
  text-wrap:balance;
}

.article-title p{
  max-width:760px;
  margin:24px 0 0;
  font-size:14px;
  line-height:2;
  color:#e7ebee;
}

.article-wrap{
  width:min(920px,calc(100% - 68px));
  margin:0 auto;
  padding:96px 0 126px;
}

.byline-box{
  margin:0 0 48px;
  padding:20px 0;
  display:grid;
  grid-template-columns:auto 1fr;
  gap:4px 22px;
  align-items:baseline;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}

.byline-box span{
  grid-row:1/3;
  font:500 11px 'Cormorant Garamond',serif;
  letter-spacing:.19em;
  color:var(--gold);
}

.byline-box strong{
  font:500 14px 'Noto Serif JP',serif;
  letter-spacing:.035em;
}

.byline-box small{
  font-size:11px;
  line-height:1.8;
  color:#7b838a;
}

.article-lead{
  margin:0 0 68px;
  max-width:850px;
  font:400 clamp(20px,2.15vw,29px)/2 'Noto Serif JP',serif;
  letter-spacing:.045em;
  color:#263744;
}

.article-body{
  font-size:15px;
  line-height:2.28;
  color:#414c55;
}

.article-body > p{
  margin:0 0 28px;
}

.article-body strong{
  font-weight:500;
  color:#1e303d;
}

.article-body h2{
  position:relative;
  margin:88px 0 26px;
  padding-top:22px;
  font:500 clamp(25px,3vw,38px)/1.65 'Noto Serif JP',serif;
  letter-spacing:.025em;
  color:var(--ink);
}

.article-body h2::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  width:54px;
  height:1px;
  background:var(--gold);
}

.article-body h3{
  margin:48px 0 18px;
  font:500 20px/1.8 'Noto Serif JP',serif;
  color:var(--ink);
}

.quote{
  margin:44px 0;
  padding:34px 38px;
  border-top:1px solid var(--gold);
  border-bottom:1px solid var(--gold);
  background:#faf8f3;
  font:500 clamp(19px,2vw,26px)/1.9 'Noto Serif JP',serif;
  letter-spacing:.025em;
  color:#384853;
}

.article-table{
  width:100%;
  margin:38px 0 18px;
  border-collapse:collapse;
  font-size:14px;
  background:#fff;
}

.article-table th,
.article-table td{
  padding:17px 18px;
  text-align:left;
  border-bottom:1px solid var(--line);
}

.article-table th{
  font-weight:500;
  background:var(--soft);
  color:#283947;
}

.article-table td:last-child{
  font-variant-numeric:tabular-nums;
}

.article-body .note{
  margin:0 0 44px;
  font-size:11px!important;
  line-height:2;
  color:#77818a;
}

.story-image{
  margin:62px -8vw 66px;
}

.story-image img{
  width:100%;
  height:auto;
  aspect-ratio:16/9;
  object-fit:cover;
  display:block;
}

.story-image figcaption{
  margin-top:12px;
  padding:0 8vw;
  font-size:11px;
  line-height:1.8;
  color:#7b838a;
}

.article-end{
  margin-top:92px;
  padding:54px 50px;
  background:#17202a;
  color:#fff;
}

.article-end .kicker{
  color:#d3b98c;
}

.article-end h2{
  margin:14px 0 16px;
  padding:0;
  color:#fff;
  font:400 clamp(27px,3vw,42px)/1.55 'Noto Serif JP',serif;
}

.article-end h2::before{display:none}

.article-end p{
  margin:0 0 18px;
  font-size:13px;
  line-height:2.15;
  color:#d9dee2;
}

.article-end .btn{
  display:inline-block;
  margin-top:8px;
  border-color:#fff;
  color:#fff;
}

.article-nav{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1px;
  margin-top:72px;
  background:var(--line);
  border:1px solid var(--line);
}

.article-nav a,
.article-nav > div{
  min-height:122px;
  padding:27px 30px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:8px;
  background:#fff;
}

.article-nav a{
  transition:background .2s;
}

.article-nav a:hover{
  background:var(--soft);
}

.article-nav span{
  font:500 10px 'Cormorant Garamond',serif;
  letter-spacing:.22em;
  color:var(--gold);
}

.article-nav strong{
  font:500 15px/1.7 'Noto Serif JP',serif;
  color:#283947;
}

.sources{
  margin-top:52px;
  padding-top:26px;
  border-top:1px solid var(--line);
  font-size:11px;
  line-height:2;
  color:#7b858e;
}

@media(max-width:900px){
  .article-hero{
    min-height:72svh;
  }

  .article-title{
    width:calc(100% - 44px);
    padding-bottom:8vh;
  }

  .article-back{
    margin-bottom:24px;
  }

  .article-title .meta{
    font-size:12px;
  }

  .article-title h1{
    font-size:clamp(32px,9.2vw,45px);
    line-height:1.55;
    letter-spacing:.03em;
  }

  .article-title p{
    margin-top:18px;
    font-size:12px;
  }

  .article-wrap{
    width:calc(100% - 44px);
    padding:68px 0 90px;
  }

  .byline-box{
    grid-template-columns:1fr;
    gap:5px;
    margin-bottom:40px;
  }

  .byline-box span{
    grid-row:auto;
    margin-bottom:3px;
  }

  .article-lead{
    margin-bottom:48px;
    font-size:20px;
    line-height:1.95;
  }

  .article-body{
    font-size:14px;
    line-height:2.18;
  }

  .article-body h2{
    margin-top:66px;
    padding-top:18px;
    font-size:26px;
  }

  .article-body h3{
    margin-top:40px;
    font-size:18px;
  }

  .quote{
    margin:36px 0;
    padding:27px 22px;
    font-size:19px;
  }

  .article-table{
    font-size:12px;
  }

  .article-table th,
  .article-table td{
    padding:13px 10px;
  }

  .story-image{
    margin:44px -22px 48px;
  }

  .story-image figcaption{
    padding:0 22px;
  }

  .article-end{
    margin-top:68px;
    padding:38px 24px;
  }

  .article-nav{
    grid-template-columns:1fr;
    margin-top:55px;
  }

  .article-nav a,
  .article-nav > div{
    min-height:102px;
    padding:23px 22px;
  }
}


/* FEATURE 02 / BUY */
.article-hero-buy .article-hero-bg{
  background-image:
    linear-gradient(90deg,rgba(12,19,25,.78) 0%,rgba(12,19,25,.52) 44%,rgba(12,19,25,.18) 100%),
    url('https://images.unsplash.com/photo-1751945965560-9f46a8cd62e1?auto=format&fit=crop&fm=jpg&q=84&w=2200');
  background-position:center;
}


/* FEATURE 03 / BUY */
.article-hero-wait .article-hero-bg{
  background-image:
    linear-gradient(90deg,rgba(12,19,25,.80) 0%,rgba(12,19,25,.54) 44%,rgba(12,19,25,.16) 100%),
    url('https://images.unsplash.com/photo-1776388777038-81a241aa13a9?auto=format&fit=crop&fm=jpg&q=84&w=2200');
  background-position:center;
}


/* FEATURE 04 / MORTGAGE */
.article-hero-mortgage .article-hero-bg{
  background:
    radial-gradient(circle at 76% 42%,rgba(169,138,93,.22),transparent 23%),
    linear-gradient(118deg,#101820 0%,#1b2731 52%,#29343b 100%);
}
.article-hero-mortgage .article-hero-bg:after{
  content:"03.85 / 35Y";
  position:absolute;right:7%;bottom:10%;
  font:500 clamp(42px,8vw,126px)/1 "Cormorant Garamond",serif;
  letter-spacing:.04em;color:rgba(255,255,255,.055);
}


.mortgage-thumb{background:linear-gradient(135deg,#101820,#29343b);display:grid;place-items:center;min-height:260px}
.mortgage-art{text-align:center;color:#f5f2eb}
.mortgage-art span,.mortgage-art small{display:block;font:500 11px/1.5 "Noto Sans JP",sans-serif;letter-spacing:.2em;color:#a98a5d}
.mortgage-art strong{display:block;margin:12px 0;font:500 clamp(48px,6vw,82px)/1 "Cormorant Garamond",serif;letter-spacing:.08em}