/* =========================================================
   Ohashi Home — Stylesheet
   白黒 / ミニマル / 筆記体 / アパレル・エディトリアル
   ========================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }
input, select, textarea { font: inherit; color: inherit; }

/* ---------- Tokens ---------- */
:root {
  --ink: #0a0a0a;
  --ink-soft: #2b2b2b;
  --mute: #6f6f6f;
  --line: #e4e2dd;
  --paper: #f6f4ef;
  --paper-2: #efece5;
  --white: #ffffff;

  --serif: "Cormorant Garamond", "Shippori Mincho B1", serif;
  --mincho: "Shippori Mincho B1", "Hiragino Mincho ProN", serif;
  --gothic: "Zen Kaku Gothic New", "Hiragino Sans", "Noto Sans JP", sans-serif;

  --wrap: 1240px;
  --gut: clamp(20px, 5vw, 64px);
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- Base ---------- */
body {
  font-family: var(--gothic);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.8;
  font-weight: 400;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }

/* selection */
::selection { background: var(--ink); color: var(--paper); }

/* ---------- Type helpers ---------- */
.eyebrow {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(.95rem, 1.4vw, 1.15rem);
  letter-spacing: .08em;
  color: var(--mute);
}
.section-title {
  font-family: var(--mincho);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: .04em;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
}
.display {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: .01em;
}

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: clamp(14px, 2vw, 22px) var(--gut);
  transition: background .4s var(--ease), box-shadow .4s var(--ease), padding .4s var(--ease);
  mix-blend-mode: normal;
}
.site-header.scrolled {
  background: rgba(246,244,239,.86);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line);
  padding-top: 10px; padding-bottom: 10px;
}
.brand img { height: clamp(28px, 4.4vw, 42px); width: auto; transition: height .4s var(--ease); }
.site-header.scrolled .brand img { height: clamp(24px, 3.6vw, 34px); }

/* hero with dark bg -> white logo via invert */
.site-header.on-dark:not(.scrolled) .brand img { filter: invert(1); }
.site-header.on-dark:not(.scrolled) .nav-desktop a,
.site-header.on-dark:not(.scrolled) .burger span { color: var(--paper); }
.site-header.on-dark:not(.scrolled) .burger span { background: var(--paper); }

.nav-desktop { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 36px); }
.nav-desktop a {
  position: relative; font-size: .9rem; letter-spacing: .12em;
  text-transform: uppercase; padding: 4px 0;
}
.nav-desktop a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 1px;
  background: currentColor; transition: width .35s var(--ease);
}
.nav-desktop a:hover::after, .nav-desktop a.active::after { width: 100%; }
.nav-cta {
  border: 1px solid currentColor; padding: 9px 20px !important;
  border-radius: 100px; letter-spacing: .12em;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.on-dark:not(.scrolled) .nav-cta:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }

/* LINE CTA pill — desktop header */
.nav-line {
  padding: 9px 18px; border-radius: 100px; letter-spacing: .12em;
  display: inline-flex; align-items: center; gap: 8px;
  background: #06C755 !important; color: #fff !important; border: 1px solid #06C755 !important;
  transition: background .3s var(--ease), border-color .3s var(--ease);
}
.nav-line::after { display: none !important; }
.nav-line:hover { background: #05a648 !important; border-color: #05a648 !important; }
.nav-line svg { width: 16px; height: 16px; flex-shrink: 0; }

/* LINE CTA — mobile menu */
.nav-mobile .nav-line {
  font-family: var(--gothic) !important;
  font-size: 1.05rem !important; font-weight: 500;
  letter-spacing: .14em; padding: 14px 28px; margin-top: 24px;
}
.nav-mobile .nav-line svg { width: 20px; height: 20px; }
body.menu-open .nav-mobile a:nth-child(6){ transition-delay:.50s }

/* burger */
.burger { display: none; width: 30px; height: 22px; position: relative; z-index: 120; }
.burger span {
  position: absolute; left: 0; width: 100%; height: 2px; background: var(--ink);
  transition: transform .4s var(--ease), opacity .3s var(--ease), top .4s var(--ease);
}
.burger span:nth-child(1) { top: 2px; }
.burger span:nth-child(2) { top: 10px; }
.burger span:nth-child(3) { top: 18px; }
body.menu-open .burger span:nth-child(1) { top: 10px; transform: rotate(45deg); background: var(--paper); }
body.menu-open .burger span:nth-child(2) { opacity: 0; }
body.menu-open .burger span:nth-child(3) { top: 10px; transform: rotate(-45deg); background: var(--paper); }

/* mobile menu */
.nav-mobile {
  position: fixed; inset: 0; z-index: 110; background: var(--ink); color: var(--paper);
  display: flex; flex-direction: column; justify-content: center; align-items: flex-start;
  padding: var(--gut); gap: 6px;
  clip-path: circle(0% at calc(100% - 36px) 32px);
  transition: clip-path .6s var(--ease); pointer-events: none;
}
body.menu-open .nav-mobile { clip-path: circle(150% at calc(100% - 36px) 32px); pointer-events: auto; }
.nav-mobile a {
  font-family: var(--serif); font-size: clamp(2rem, 9vw, 3.2rem); font-weight: 500;
  letter-spacing: .02em; line-height: 1.4; opacity: 0; transform: translateY(20px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
body.menu-open .nav-mobile a { opacity: 1; transform: none; }

/* close button inside the overlay */
.nav-close {
  position: absolute; top: clamp(12px, 2vw, 20px); right: var(--gut);
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  color: var(--paper); z-index: 2;
}
.nav-close::before, .nav-close::after {
  content: ""; position: absolute; width: 26px; height: 2px; background: var(--paper); border-radius: 2px;
}
.nav-close::before { transform: rotate(45deg); }
.nav-close::after { transform: rotate(-45deg); }
body.menu-open .nav-mobile a:nth-child(1){ transition-delay:.15s }
body.menu-open .nav-mobile a:nth-child(2){ transition-delay:.22s }
body.menu-open .nav-mobile a:nth-child(3){ transition-delay:.29s }
body.menu-open .nav-mobile a:nth-child(4){ transition-delay:.36s }
body.menu-open .nav-mobile a:nth-child(5){ transition-delay:.43s }
.nav-mobile .nav-mobile-jp { font-family: var(--mincho); font-size: .8rem; letter-spacing:.3em; color: var(--mute); display:block; margin-top: 30px; }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: flex-end;
  background: var(--ink); color: var(--paper); overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(120% 90% at 80% 10%, #1c1c1c 0%, #0a0a0a 60%),
    repeating-linear-gradient(135deg, rgba(255,255,255,.012) 0 2px, transparent 2px 9px);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(60% 60% at 50% 120%, rgba(255,255,255,.05), transparent 70%);
}
.hero-logo {
  position: absolute; top: 42%; left: 50%; transform: translate(-50%,-50%);
  width: min(70vw, 660px); filter: invert(1); opacity: .96; z-index: 1;
  animation: heroLogo 1.4s var(--ease) both;
}
@keyframes heroLogo { from { opacity: 0; transform: translate(-50%,-50%) scale(1.04); } }
.hero-inner {
  position: relative; z-index: 2; width: 100%; max-width: var(--wrap);
  margin-inline: auto; padding: 0 var(--gut) clamp(40px, 8vh, 90px);
  display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; flex-wrap: wrap;
}
@keyframes heroUp { to { opacity: 1; transform: none; } }
.hero-tagline { max-width: 30ch; }
.hero-tagline .jp {
  font-family: var(--mincho); font-weight: 500; line-height: 1.9;
  font-size: clamp(1.05rem, 2vw, 1.4rem); letter-spacing: .12em;
}
.hero-tagline .en {
  display: block; font-family: var(--serif); font-style: italic;
  font-size: clamp(1rem,1.6vw,1.2rem); color: rgba(246,244,239,.6); margin-top: 14px; letter-spacing:.06em;
}
.hero-scroll {
  font-family: var(--serif); font-style: italic; letter-spacing: .2em; font-size: .85rem;
  color: rgba(246,244,239,.7); display: flex; align-items: center; gap: 12px;
}
.hero-scroll::after { content:""; width: 60px; height: 1px; background: rgba(246,244,239,.5); animation: scrollLine 2s var(--ease) infinite; transform-origin: left; }
@keyframes scrollLine { 0%,100%{ transform: scaleX(.3); opacity:.4 } 50%{ transform: scaleX(1); opacity:1 } }

/* marquee strip */
.marquee {
  background: var(--ink); color: var(--paper); overflow: hidden; padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,.12);
}
.marquee-track { display: flex; gap: 0; width: max-content; animation: marquee 28s linear infinite; }
.marquee span {
  font-family: var(--serif); font-style: italic; font-size: clamp(1.1rem,2vw,1.5rem);
  padding: 0 30px; white-space: nowrap; opacity: .85;
}
.marquee span::after { content:"✦"; margin-left: 60px; opacity: .4; font-style: normal; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* hero corner tag */
.hero-tag {
  font-family: var(--serif); font-style: italic; letter-spacing: .2em;
  font-size: .85rem; color: rgba(246,244,239,.7);
  opacity: 0; animation: heroUp 1s var(--ease) .6s both;
}

/* =========================================================
   Catch statement
   ========================================================= */
.catch-band {
  background: var(--paper); text-align: center;
  padding-block: clamp(76px, 13vw, 168px);
}
.catch-eyebrow {
  font-family: var(--serif); font-style: italic; letter-spacing: .22em;
  font-size: clamp(.95rem, 1.5vw, 1.25rem); color: var(--mute);
  margin-bottom: clamp(22px, 3.4vw, 40px);
}
.catch-copy {
  font-family: var(--mincho); font-weight: 600; line-height: 1.24; letter-spacing: .1em;
  font-size: clamp(2.6rem, 9vw, 5.6rem);
}

/* =========================================================
   Sections (general)
   ========================================================= */
.section { padding-block: clamp(64px, 11vw, 140px); }
.section--paper2 { background: var(--paper-2); }
.section--ink { background: var(--ink); color: var(--paper); }

.section-head { display: flex; align-items: baseline; gap: 18px; margin-bottom: clamp(36px, 6vw, 64px); flex-wrap: wrap; }
.section-head .idx { font-family: var(--serif); font-size: 1rem; color: var(--mute); letter-spacing:.1em; }
.section-head .line { flex: 1; height: 1px; background: var(--line); min-width: 40px; }
.section--ink .section-head .line { background: rgba(255,255,255,.18); }

/* reveal animation */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal][data-delay="1"]{ transition-delay:.1s }
[data-reveal][data-delay="2"]{ transition-delay:.2s }
[data-reveal][data-delay="3"]{ transition-delay:.3s }

/* =========================================================
   Intro / Concept
   ========================================================= */
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 6vw, 90px); align-items: center; }
.intro-lead {
  font-family: var(--mincho); font-weight: 500; line-height: 2.1;
  font-size: clamp(1.2rem, 2.4vw, 1.9rem); letter-spacing: .06em;
}
.intro-lead em { font-family: var(--serif); font-style: italic; }
.intro-body { color: var(--ink-soft); max-width: 46ch; }
.intro-body p + p { margin-top: 1.2em; }
.intro-sign { margin-top: 28px; font-family: var(--serif); font-style: italic; font-size: 1.3rem; }

/* =========================================================
   Property cards
   ========================================================= */
.prop-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(20px, 3vw, 38px); }
.prop-card { display: block; group: card; position: relative; }
.prop-card .thumb {
  position: relative; aspect-ratio: 4/5; overflow: hidden; background: var(--paper-2);
  border: 1px solid var(--line);
}
.prop-card .thumb .ph { position: absolute; inset: 0; transition: transform .9s var(--ease); }
.prop-card .thumb .ph-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.prop-card:hover .thumb .ph,
.prop-card:hover .thumb .ph-img { transform: scale(1.05); }
.prop-card .thumb .overlay {
  position: absolute; inset: 0; display: flex; align-items: flex-end; padding: 18px;
  background: linear-gradient(to top, rgba(10,10,10,.45), transparent 55%);
  color: var(--paper);
}
.prop-card .thumb .type-tag {
  position: absolute; top: 14px; left: 14px; background: var(--paper); color: var(--ink);
  font-size: .72rem; letter-spacing: .14em; padding: 6px 12px; border-radius: 100px;
}
.prop-card .thumb .new-tag {
  position: absolute; top: 14px; right: 14px; background: var(--ink); color: var(--paper);
  font-family: var(--serif); font-style: italic; font-size: .85rem; padding: 4px 14px; border-radius: 100px;
}
.prop-card .thumb .status {
  position: absolute; inset: 0; display: none; align-items: center; justify-content: center;
  background: rgba(10,10,10,.55); color: var(--paper); font-family: var(--serif); font-style: italic;
  letter-spacing: .1em; font-size: 1.2rem;
}
.prop-card[data-status="商談中"] .status, .prop-card[data-status="成約済"] .status { display: flex; }

.prop-card .meta { padding-top: 16px; }
.prop-card .meta .area { font-size: .8rem; letter-spacing: .16em; color: var(--mute); }
.prop-card .meta h3 {
  font-family: var(--mincho); font-weight: 500; font-size: 1.12rem; line-height: 1.5;
  margin: 6px 0 10px;
}
.prop-card .meta .price { font-family: var(--serif); font-size: 1.6rem; font-weight: 600; }
.prop-card .meta .price small { font-size: .9rem; font-weight: 500; margin-left: 2px; }
.prop-card .meta .specs { display: flex; gap: 14px; flex-wrap: wrap; font-size: .82rem; color: var(--ink-soft); margin-top: 8px; }
.prop-card .meta .specs span { position: relative; }
.prop-card .meta .specs span + span::before { content:"/"; position:absolute; left: -9px; color: var(--line); }

/* monochrome placeholder visuals */
.ph { display:flex; align-items:center; justify-content:center; }
.ph svg { width: 56%; height: 56%; opacity: .22; }
.ph-1 { background: linear-gradient(150deg,#dcdad3,#bdbab2); }
.ph-2 { background: linear-gradient(150deg,#c9c6bf,#a9a6a0); }
.ph-3 { background: linear-gradient(150deg,#d3d0c9,#b4b1aa); }
.ph-4 { background: linear-gradient(150deg,#cecbc4,#aeaba5); }
.ph-0 { background: linear-gradient(150deg,#d8d5ce,#b9b6b0); }

/* =========================================================
   Search page
   ========================================================= */
.search-hero { padding-top: clamp(120px, 16vh, 180px); padding-bottom: clamp(30px,5vw,50px); }
.search-hero h1 { font-family: var(--serif); font-weight: 500; font-size: clamp(2.4rem,7vw,4.5rem); line-height:1; }
.search-hero .jp { font-family: var(--mincho); letter-spacing:.2em; color: var(--mute); margin-top: 10px; display:block; }

.filter-bar {
  background: transparent; border-block: 1px solid var(--line); padding-block: 18px;
  margin-bottom: clamp(30px,5vw,50px);
}
.filter-grid { display: grid; grid-template-columns: repeat(4, 1fr) auto; gap: 14px; align-items: end; }
.field label { display:block; font-size:.72rem; letter-spacing:.16em; color: var(--mute); margin-bottom: 7px; text-transform: uppercase; }
.field select, .field input {
  width: 100%; background: var(--white); border: 1px solid var(--line); border-radius: 0;
  padding: 11px 13px; font-size: .92rem; letter-spacing: .04em; transition: border-color .3s var(--ease);
  appearance: none; -webkit-appearance: none;
}
.field.sel { position: relative; }
.field.sel::after { content:""; position:absolute; right: 14px; bottom: 17px; width: 7px; height: 7px; border-right: 1.5px solid var(--ink); border-bottom: 1.5px solid var(--ink); transform: rotate(45deg); pointer-events:none; }
.field select:focus, .field input:focus { outline: none; border-color: var(--ink); }
.filter-reset {
  border: 1px solid var(--line); border-radius: 100px; padding: 11px 22px; font-size:.82rem;
  letter-spacing:.1em; white-space: nowrap; transition: all .3s var(--ease); height: fit-content;
}
.filter-reset:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.result-bar { display:flex; justify-content: space-between; align-items: baseline; margin-bottom: 26px; flex-wrap: wrap; gap: 12px; }
.result-bar .count { font-family: var(--serif); font-size: 1.1rem; }
.result-bar .count b { font-size: 1.8rem; font-weight: 600; }
.no-result { padding: 70px 0; text-align: center; color: var(--mute); font-family: var(--mincho); }

/* =========================================================
   Detail page
   ========================================================= */
.detail-top { padding-top: clamp(110px, 14vh, 160px); }
.detail-back { font-size:.82rem; letter-spacing:.14em; color: var(--mute); display:inline-flex; align-items:center; gap:8px; }
.detail-back:hover { color: var(--ink); }
.detail-hero { display:grid; grid-template-columns: 1.3fr 1fr; gap: clamp(28px,4vw,60px); margin-top: 24px; align-items: stretch; }
.detail-visual { aspect-ratio: 4/3; border: 1px solid var(--line); position: relative; overflow:hidden; }
.detail-visual .new-tag { position:absolute; top:18px; right:18px; background:var(--ink); color:var(--paper); font-family:var(--serif); font-style:italic; padding:5px 16px; border-radius:100px; }
.detail-info .type-tag { display:inline-block; border:1px solid var(--ink); font-size:.74rem; letter-spacing:.14em; padding:5px 14px; border-radius:100px; }
.detail-info .area { font-size:.85rem; letter-spacing:.18em; color:var(--mute); margin-top:20px; }
.detail-info h1 { font-family:var(--mincho); font-weight:500; font-size: clamp(1.6rem,3.4vw,2.4rem); line-height:1.4; margin:6px 0 20px; }
.detail-info .price { font-family:var(--serif); font-size: clamp(2.4rem,5vw,3.4rem); font-weight:600; line-height:1; }
.detail-info .price small { font-size:1.1rem; margin-left:4px; }
.detail-info .desc { margin-top:24px; color:var(--ink-soft); }
.detail-info .feature { font-family:var(--serif); font-style:italic; font-size:1.2rem; margin-top: 24px; padding-left:16px; border-left:2px solid var(--ink); }

.spec-table { width:100%; border-collapse: collapse; margin-top: clamp(40px,6vw,70px); }
.spec-table th, .spec-table td { text-align:left; padding: 18px 16px; border-bottom:1px solid var(--line); vertical-align: top; }
.spec-table th { width: 30%; font-weight:500; color: var(--mute); font-size:.85rem; letter-spacing:.1em; font-family: var(--gothic); }
.spec-table td { font-size: 1rem; }
@media (max-width: 560px){ .spec-table th{ width: 40%; } }

/* main hero image (when photos exist) */
.detail-visual .detail-main { position:absolute; inset:0; width:100%; height:100%; object-fit: cover; }

/* thumbnail strip below hero */
.detail-thumbs {
  display: grid; grid-template-columns: repeat(8, 1fr); gap: 8px;
  margin-top: clamp(20px, 3vw, 30px);
}
.detail-thumb {
  aspect-ratio: 1/1; overflow: hidden; padding: 0;
  border: 1px solid var(--line); background: var(--paper-2);
  opacity: .5; transition: opacity .3s var(--ease);
}
.detail-thumb img { width: 100%; height: 100%; object-fit: cover; }
.detail-thumb:hover, .detail-thumb.active { opacity: 1; }
@media (max-width: 700px){ .detail-thumbs { grid-template-columns: repeat(4, 1fr); } }

/* key stats row */
.detail-highlights {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(18px, 3vw, 36px);
  padding-block: clamp(36px, 5vw, 56px);
  border-block: 1px solid var(--line);
  margin-top: clamp(36px, 5vw, 56px);
}
.hl { display: flex; flex-direction: column; gap: 8px; }
.hl-k {
  font-family: var(--serif); font-style: italic; font-size: .82rem;
  letter-spacing: .18em; color: var(--mute);
}
.hl-v {
  font-family: var(--mincho); font-weight: 500;
  font-size: clamp(1.15rem, 2.2vw, 1.7rem); letter-spacing: .04em; line-height: 1.3;
}
.hl-v small { font-family: var(--gothic); font-size: .58em; color: var(--mute); margin-left: 2px; font-weight: 400; letter-spacing: .04em; }
@media (max-width: 700px){ .detail-highlights { grid-template-columns: repeat(2, 1fr); row-gap: 28px; } }

/* section title within detail */
.detail-section-title {
  display: flex; align-items: baseline; gap: 18px; flex-wrap: wrap;
  font-family: var(--serif); font-style: italic; font-weight: 500;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-top: clamp(56px, 8vw, 96px);
  margin-bottom: clamp(22px, 3vw, 34px);
  padding-bottom: 18px; border-bottom: 1px solid var(--line);
}
.detail-section-title span {
  font-family: var(--mincho); font-style: normal; font-weight: 500;
  font-size: .55em; letter-spacing: .2em; color: var(--mute);
}

/* floor plan */
.floorplan-wrap {
  background: var(--white); border: 1px solid var(--line);
  padding: clamp(24px, 4vw, 56px);
  display: flex; justify-content: center;
}
.floorplan-wrap img { max-width: 100%; height: auto; max-height: 85vh; display: block; }
.floorplan-wrap a { display: block; max-width: 100%; }

/* lightbox (image viewer) */
.lightbox {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(10,10,10,.94);
  display: none; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .25s var(--ease);
}
.lightbox.open { display: flex; opacity: 1; }
.lightbox-img {
  max-width: 92vw; max-height: 88vh; width: auto; height: auto;
  object-fit: contain; box-shadow: 0 30px 80px rgba(0,0,0,.5);
}
.lightbox-close, .lightbox-prev, .lightbox-next {
  position: absolute; width: 48px; height: 48px;
  background: transparent; color: #fff;
  border: 1px solid rgba(255,255,255,.4); border-radius: 100px;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 20px; line-height: 1;
  transition: background .3s var(--ease), border-color .3s var(--ease);
}
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover {
  background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.8);
}
.lightbox-close { top: clamp(14px,2vw,28px); right: clamp(14px,2vw,28px); }
.lightbox-prev { left: clamp(14px,3vw,40px); top: 50%; transform: translateY(-50%); width: 56px; height: 56px; font-size: 24px; }
.lightbox-next { right: clamp(14px,3vw,40px); top: 50%; transform: translateY(-50%); width: 56px; height: 56px; font-size: 24px; }
.lightbox-counter {
  position: absolute; bottom: clamp(18px,3vw,36px); left: 50%; transform: translateX(-50%);
  color: rgba(255,255,255,.7); font-family: var(--serif); font-style: italic;
  font-size: .9rem; letter-spacing: .14em;
}
body.lightbox-open { overflow: hidden; }
@media (max-width: 700px){
  .lightbox-prev { left: 8px; width: 44px; height: 44px; }
  .lightbox-next { right: 8px; width: 44px; height: 44px; }
  .lightbox-close { top: 12px; right: 12px; width: 44px; height: 44px; }
}

/* make clickable images show zoom cursor */
.detail-main, .photo-item img, .floorplan-wrap img { cursor: zoom-in; }

/* broker / 広告主表示の注釈 */
.broker-note {
  margin-top: clamp(18px, 2.5vw, 28px);
  font-size: .82rem; line-height: 1.9; color: var(--mute);
  letter-spacing: .04em;
  padding: 16px 18px; background: var(--paper-2); border: 1px solid var(--line);
}

/* equipment chips */
.equip-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.equip-chip {
  border: 1px solid var(--line); background: var(--white);
  padding: 9px 17px; border-radius: 100px;
  font-size: .86rem; letter-spacing: .04em; color: var(--ink-soft);
}

/* photo grid */
.photo-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(8px, 1.2vw, 14px);
}
.photo-item {
  display: block; aspect-ratio: 4/3; overflow: hidden;
  background: var(--paper-2); border: 1px solid var(--line);
}
.photo-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .8s var(--ease);
}
.photo-item:hover img { transform: scale(1.06); }
@media (max-width: 700px){ .photo-grid { grid-template-columns: repeat(2, 1fr); } }

/* =========================================================
   Steps / Flow
   ========================================================= */
.flow-grid { display:grid; grid-template-columns: repeat(4,1fr); gap: clamp(20px,3vw,36px); }
.flow-item .num { font-family:var(--serif); font-size: clamp(2.4rem,5vw,3.4rem); font-style:italic; line-height:1; opacity:.4; }
.flow-item h3 { font-family:var(--mincho); font-weight:500; font-size:1.15rem; margin: 14px 0 10px; }
.flow-item p { font-size:.9rem; color:var(--ink-soft); }
.section--ink .flow-item p { color: rgba(246,244,239,.7); }
.section--ink .flow-item .num { opacity:.5; }

/* =========================================================
   About / Company
   ========================================================= */
.about-hero { padding-top: clamp(120px,16vh,180px); }
.about-hero h1 { font-family:var(--serif); font-weight:500; font-size: clamp(2.6rem,8vw,5rem); line-height:1; }
.about-hero .jp { font-family:var(--mincho); letter-spacing:.2em; color:var(--mute); margin-top:12px; display:block; }
.about-statement { font-family:var(--mincho); font-weight:500; line-height:2.2; font-size: clamp(1.3rem,3vw,2.2rem); letter-spacing:.06em; max-width: 22ch; }
.about-statement em { font-family:var(--serif); font-style:italic; }

.company-table { width:100%; border-collapse: collapse; }
.company-table th, .company-table td { text-align:left; padding: 20px 18px; border-bottom:1px solid var(--line); vertical-align: top; }
.company-table th { width: 26%; font-weight:500; color: var(--mute); font-size:.86rem; letter-spacing:.12em; }
.company-table td { font-size: 1rem; line-height: 1.9; }
.company-table .multi span { display:block; }
@media (max-width: 640px){
  .company-table th, .company-table td { display:block; width:100%; padding: 14px 0 4px; border:none; }
  .company-table td { padding: 0 0 16px; border-bottom:1px solid var(--line); }
  .company-table th { padding-top: 16px; }
}

.bank-grid { columns: 2; column-gap: 30px; }
@media (max-width:480px){ .bank-grid{ columns:1; } }

/* =========================================================
   News list
   ========================================================= */
.news-list { border-top: 1px solid var(--line); }
.news-row {
  display: grid; grid-template-columns: auto auto 1fr auto; align-items: center;
  gap: clamp(16px, 3vw, 40px); padding: clamp(20px, 3vw, 30px) 4px;
  border-bottom: 1px solid var(--line); transition: padding-left .35s var(--ease), color .35s var(--ease);
}
.news-row:hover { padding-left: 16px; }
.section--ink .news-list { border-top-color: rgba(255,255,255,.18); }
.section--ink .news-row { border-bottom-color: rgba(255,255,255,.18); }
.news-date { font-family: var(--serif); font-size: 1.05rem; letter-spacing: .06em; color: var(--mute); white-space: nowrap; }
.news-cat {
  font-size: .72rem; letter-spacing: .12em; padding: 5px 13px; border: 1px solid var(--line);
  border-radius: 100px; white-space: nowrap; color: var(--ink-soft);
}
.section--ink .news-cat { border-color: rgba(255,255,255,.3); color: rgba(246,244,239,.85); }
.news-title { font-family: var(--mincho); font-weight: 500; font-size: clamp(1rem, 1.6vw, 1.2rem); line-height: 1.6; }
.news-arr { font-family: var(--serif); opacity: .4; transition: transform .35s var(--ease), opacity .35s var(--ease); }
.news-row:hover .news-arr { transform: translateX(6px); opacity: 1; }
@media (max-width: 700px){
  .news-row { grid-template-columns: 1fr auto; grid-template-areas: "date cat" "title title"; row-gap: 10px; }
  .news-row:hover { padding-left: 4px; }
  .news-date { grid-area: date; }
  .news-cat { grid-area: cat; justify-self: end; }
  .news-title { grid-area: title; }
  .news-arr { display: none; }
}

/* News hero + article */
.news-hero { padding-top: clamp(120px,16vh,180px); }
.news-hero h1 { font-family: var(--serif); font-weight: 500; font-size: clamp(2.4rem,7vw,4.5rem); line-height: 1; }
.news-hero .jp { font-family: var(--mincho); letter-spacing: .2em; color: var(--mute); margin-top: 10px; display: block; }

.article { max-width: 760px; }
.article-meta { display: flex; align-items: center; gap: 18px; margin-bottom: 20px; }
.article-meta time { font-family: var(--serif); font-size: 1.05rem; color: var(--mute); letter-spacing: .06em; }
.article h1 {
  font-family: var(--mincho); font-weight: 500; font-size: clamp(1.6rem, 4vw, 2.6rem);
  line-height: 1.5; letter-spacing: .03em; margin-bottom: clamp(28px,5vw,44px);
}
.article-body { font-size: 1.02rem; line-height: 2.1; color: var(--ink-soft); }
.article-body p + p { margin-top: 1.5em; }
.article-body h2 {
  font-family: var(--mincho); color: var(--ink); font-weight: 500;
  font-size: clamp(1.2rem, 2vw, 1.5rem); letter-spacing: .06em;
  margin: clamp(40px,5vw,60px) 0 clamp(14px,2vw,22px); padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.article-body figure { margin: clamp(24px,3.5vw,40px) 0; }
.article-body figure img {
  width: 100%; height: auto; border: 1px solid var(--line); display: block;
}
.article-body figure figcaption {
  font-family: var(--serif); font-style: italic; font-size: .88rem;
  color: var(--mute); margin-top: 10px; text-align: center; letter-spacing: .04em;
}
.article-body .img-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(8px,1.2vw,14px);
  margin: clamp(24px,3.5vw,40px) 0;
}
.article-body .img-grid img { width: 100%; height: 100%; aspect-ratio: 4/3; object-fit: cover; border: 1px solid var(--line); }
@media (max-width: 560px){ .article-body .img-grid { grid-template-columns: 1fr; } }
.article-body ul { margin: 18px 0 24px; padding-left: 0; }
.article-body ul li {
  list-style: none; padding: 10px 0; border-bottom: 1px solid var(--line);
  display: grid; grid-template-columns: 7em 1fr; gap: 16px;
}
.article-body ul li b {
  font-family: var(--serif); font-style: italic; font-weight: 500;
  color: var(--mute); letter-spacing: .08em; font-size: .9rem;
}
.article-body .article-link {
  display: inline-flex; align-items: center; gap: 10px; margin-top: clamp(24px,3vw,32px);
  padding: 14px 28px; border: 1px solid var(--ink); color: var(--ink);
  border-radius: 100px; font-size: .9rem; letter-spacing: .12em;
  transition: all .35s var(--ease);
}
.article-body .article-link:hover { background: var(--ink); color: var(--paper); }
.article-body .article-link .arr { transition: transform .35s var(--ease); }
.article-body .article-link:hover .arr { transform: translateX(6px); }
.article-foot { margin-top: clamp(44px,6vw,70px); padding-top: 28px; border-top: 1px solid var(--line); }

/* =========================================================
   CTA band
   ========================================================= */
.cta-band { text-align:center; }
.cta-band .big {
  font-family: var(--serif); font-weight:500; font-size: clamp(2.2rem, 7vw, 5rem); line-height:1.1;
  font-style: italic;
}
.cta-band .jp { font-family:var(--mincho); letter-spacing:.14em; margin: 18px 0 36px; color: rgba(246,244,239,.75); }
.btn {
  display:inline-flex; align-items:center; gap:12px; padding: 16px 36px; border-radius:100px;
  border:1px solid currentColor; font-size:.9rem; letter-spacing:.14em; transition: all .35s var(--ease);
}
.btn .arr { transition: transform .35s var(--ease); }
.btn:hover .arr { transform: translateX(6px); }
.btn--solid { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn--solid:hover { background: transparent; color: var(--paper); }
.btn--ink { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn--ink:hover { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); }
.section--ink .btn--ghost:hover { background: var(--paper); color: var(--ink); }

/* =========================================================
   Contact form
   ========================================================= */
.contact-grid { display:grid; grid-template-columns: 1fr 1.1fr; gap: clamp(36px,6vw,80px); }
.contact-info .item { padding: 22px 0; border-bottom:1px solid var(--line); }
.contact-info .item .lbl { font-size:.74rem; letter-spacing:.16em; color:var(--mute); text-transform:uppercase; }
.contact-info .item .val { font-family:var(--serif); font-size:1.5rem; margin-top:6px; }
.contact-info .item .sub { font-size:.88rem; color:var(--ink-soft); }
.form-row { margin-bottom: 22px; }
.form-row label { display:block; font-size:.78rem; letter-spacing:.12em; color:var(--mute); margin-bottom:8px; }
.form-row label .req { color: var(--ink); }
.form-row input, .form-row select, .form-row textarea {
  width:100%; background: var(--white); border:1px solid var(--line); padding: 13px 14px; border-radius:0;
  transition: border-color .3s var(--ease);
}
.form-row textarea { min-height: 140px; resize: vertical; }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline:none; border-color: var(--ink); }
.form-note { font-size:.8rem; color:var(--mute); margin-top: 6px; }
.form-submit { width:100%; margin-top: 10px; justify-content:center; }
.form-success {
  display:none; padding: 22px; border:1px solid var(--ink); background: var(--white); text-align:center;
  font-family: var(--mincho); margin-bottom: 24px;
}
.form-success.show { display:block; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer { background: var(--ink); color: var(--paper); padding-block: clamp(56px,8vw,90px) 30px; }
.footer-top { display:grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; align-items: start; }
.footer-logo img { filter: invert(1); height: 40px; width:auto; }
.footer-logo p { margin-top: 20px; color: rgba(246,244,239,.6); max-width: 34ch; font-size:.9rem; }
.footer-col h4 { font-family:var(--serif); font-style:italic; font-size:1.1rem; margin-bottom:18px; opacity:.7; }
.footer-col a, .footer-col p { display:block; color: rgba(246,244,239,.8); font-size:.9rem; padding: 5px 0; transition: color .3s var(--ease); }
.footer-col a:hover { color: var(--paper); }
.footer-bottom { display:flex; justify-content: space-between; align-items:center; margin-top: clamp(40px,6vw,70px); padding-top: 24px; border-top: 1px solid rgba(255,255,255,.14); flex-wrap: wrap; gap: 12px; }
.footer-bottom small { color: rgba(246,244,239,.5); font-size:.78rem; letter-spacing:.06em; }
.footer-bottom .credit { font-family:var(--serif); font-style:italic; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1024px){
  .prop-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-grid { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .filter-grid { grid-template-columns: repeat(2,1fr); }
  .filter-reset { grid-column: 1 / -1; }
}
@media (max-width: 860px){
  .nav-desktop { display: none; }
  .burger { display: block; }
  .intro-grid { grid-template-columns: 1fr; }
  .detail-hero { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 560px){
  .prop-grid { grid-template-columns: 1fr; }
  .flow-grid { grid-template-columns: 1fr; }
  .filter-grid { grid-template-columns: 1fr; }
  .hero-inner { flex-direction: column; align-items: flex-start; }
  .hero-scroll { display: none; }
}

/* reduce motion */
@media (prefers-reduced-motion: reduce){
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  [data-reveal]{ opacity:1; transform:none; }
}