/* 久保田不動産 会社サイト（静的モック）
   色は社章（染付）から: 白磁の白・呉須の藍・金彩 */
:root {
  --paper: #f5f2ea;
  --paper-2: #ebe6da;
  --ink: #1b1915;
  --ink-2: #4a463f;
  --ink-3: #8a847a;
  --gosu: #1e3a6b;
  --gosu-deep: #132548;
  --gold: #a4842f;
  --line: rgba(27, 25, 21, .14);
  --serif: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Noto Sans JP", "Hiragino Sans", sans-serif;
  --max: 1240px;
  --gutter: clamp(20px, 5vw, 72px);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 16px; line-height: 1.9;
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1.2em; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: .04em; margin: 0; }
.serif { font-family: var(--serif); }
.num { font-family: var(--serif); font-variant-numeric: tabular-nums; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ナビ */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px var(--gutter); color: #fff;
  transition: background .4s, color .4s, padding .4s, box-shadow .4s;
}
.nav.solid { background: rgba(245, 242, 234, .92); backdrop-filter: blur(10px); color: var(--ink); padding: 12px var(--gutter); box-shadow: 0 1px 0 var(--line); }
.nav .brand { display: flex; align-items: center; gap: 14px; }
.nav .brand img { width: 46px; height: 46px; border-radius: 50%; background: #fff; }
.nav .brand b { font-family: var(--serif); font-weight: 500; font-size: 17px; letter-spacing: .08em; }
.nav .brand small { display: block; font-size: 11px; letter-spacing: .18em; opacity: .75; }
.nav ul { list-style: none; display: flex; gap: 28px; margin: 0; padding: 0; font-size: 14px; letter-spacing: .1em; }
.nav li a { position: relative; padding: 6px 0; }
.nav li a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .35s; }
.nav li a:hover::after { transform: scaleX(1); }
.nav .tel { font-family: var(--serif); font-size: 18px; letter-spacing: .06em; }
.nav .tel small { display: block; font-family: var(--sans); font-size: 10px; letter-spacing: .2em; opacity: .75; }
.menu-btn { display: none; }
@media (max-width: 900px) {
  .nav ul, .nav .tel { display: none; }
  .menu-btn { display: block; background: none; border: 1px solid currentColor; color: inherit; border-radius: 999px; padding: 6px 14px; font-size: 12px; letter-spacing: .2em; cursor: pointer; }
  .nav.open ul { display: flex; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--paper); color: var(--ink); padding: 10px var(--gutter) 24px; border-bottom: 1px solid var(--line); }
  .nav.open ul li { border-top: 1px solid var(--line); }
  .nav.open ul li a { display: block; padding: 14px 0; }
}

/* 表紙 */
.hero { position: relative; height: 100svh; min-height: 620px; overflow: hidden; color: #fff; }
.hero img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; animation: settle 2.4s cubic-bezier(.2,.6,.2,1) both; }
@keyframes settle { from { transform: scale(1.06); } to { transform: scale(1); } }
.hero::after { content: ""; position: absolute; inset: 0; background:
  linear-gradient(to top, rgba(10, 14, 24, .62) 0%, rgba(10, 14, 24, .15) 40%, rgba(10, 14, 24, .05) 70%, rgba(10, 14, 24, .25) 100%); }
.hero .inner { position: absolute; inset: 0; z-index: 1; display: flex; align-items: flex-end; justify-content: space-between; padding: 0 var(--gutter) 56px; }
.hero .title {
  writing-mode: vertical-rl; text-orientation: mixed;
  position: absolute; z-index: 1; right: calc(var(--gutter) + 8px); top: 14vh; height: auto; max-height: none;
  font-size: clamp(34px, 5vw, 60px); line-height: 1.45; letter-spacing: .18em;
  text-shadow: 0 2px 30px rgba(0,0,0,.35);
  animation: rise 1.4s .5s cubic-bezier(.2,.6,.2,1) both;
}
.hero .title span { display: block; margin-top: .1em; margin-left: .7em; font-size: .5em; letter-spacing: .32em; color: #f1e3b5; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.hero .lead { max-width: 520px; animation: rise 1.4s 1s cubic-bezier(.2,.6,.2,1) both; }
.hero .lead p { font-size: 15px; line-height: 2.1; margin: 0 0 18px; text-shadow: 0 1px 18px rgba(0,0,0,.4); }
.hero .lead .cap { font-size: 11px; letter-spacing: .12em; opacity: .75; margin: 0; }
.hero .scroll { position: absolute; z-index: 1; left: 50%; bottom: 22px; width: 1px; height: 44px; background: rgba(255,255,255,.5); overflow: hidden; }
.hero .scroll::after { content: ""; position: absolute; inset: 0; background: #fff; transform: translateY(-100%); animation: drop 2.2s 1.6s infinite; }
@keyframes drop { to { transform: translateY(100%); } }
@media (max-width: 1000px) { .hero .lead { max-width: 56%; } }
@media (max-width: 720px) {
  .hero .title { top: 12vh; right: var(--gutter); font-size: 34px; }
  .hero .inner { padding-bottom: 72px; }
  .hero .lead { max-width: 62%; }
  .hero .lead p { font-size: 13px; }
}

/* 節の共通 */
.sec { padding: clamp(80px, 12vw, 150px) 0; }
.kicker { display: flex; align-items: baseline; gap: 16px; color: var(--gold); font-family: var(--serif); letter-spacing: .3em; font-size: 13px; margin-bottom: 26px; }
.kicker::before { content: ""; width: 44px; height: 1px; background: var(--gold); align-self: center; }
.kicker .no { font-size: 20px; letter-spacing: .05em; }
.h2 { font-size: clamp(28px, 3.4vw, 42px); line-height: 1.6; letter-spacing: .06em; }
.body { font-size: 15.5px; color: var(--ink-2); max-width: 560px; }
.btn { display: inline-flex; align-items: center; gap: 14px; padding: 14px 26px; border: 1px solid var(--ink); border-radius: 999px; font-size: 13px; letter-spacing: .18em; transition: background .3s, color .3s; }
.btn::after { content: "→"; font-family: var(--serif); transition: transform .3s; }
.btn:hover { background: var(--ink); color: var(--paper); }
.btn:hover::after { transform: translateX(4px); }
.btn.light { border-color: #fff; color: #fff; }
.btn.light:hover { background: #fff; color: var(--ink); }
.btn.gosu { background: var(--gosu); border-color: var(--gosu); color: #fff; }
.btn.gosu:hover { background: var(--gosu-deep); }

/* ふわりと出す */
.rv { opacity: 0; transform: translateY(26px); transition: opacity 1s cubic-bezier(.2,.6,.2,1), transform 1s cubic-bezier(.2,.6,.2,1); }
.rv.in { opacity: 1; transform: none; }
.rv.d1 { transition-delay: .12s; } .rv.d2 { transition-delay: .24s; } .rv.d3 { transition-delay: .36s; }

/* はじめに */
.intro .grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(40px, 7vw, 110px); align-items: start; }
.intro .state { font-size: clamp(26px, 3vw, 38px); line-height: 1.85; letter-spacing: .08em; }
.intro .state em { font-style: normal; color: var(--gosu); }
.intro .facts { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 32px; margin-top: 44px; padding-top: 28px; border-top: 1px solid var(--line); }
.intro .facts div b { display: block; font-family: var(--serif); font-weight: 500; font-size: 22px; letter-spacing: .04em; }
.intro .facts div span { font-size: 12px; letter-spacing: .14em; color: var(--ink-3); }
@media (max-width: 860px) { .intro .grid { grid-template-columns: 1fr; } }

/* 窯 */
.kama { background: var(--gosu-deep); color: #fff; position: relative; overflow: hidden; }
.kama .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; align-items: stretch; }
.kama figure { margin: 0; position: relative; min-height: 560px; }
.kama figure img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.kama figcaption { position: absolute; left: 20px; bottom: 16px; font-size: 11px; letter-spacing: .12em; color: rgba(255,255,255,.8); text-shadow: 0 1px 10px rgba(0,0,0,.5); }
.kama .text { padding: clamp(60px, 8vw, 120px) clamp(32px, 6vw, 96px); display: flex; flex-direction: column; justify-content: center; }
.kama .kicker { color: #e2c879; }
.kama .kicker::before { background: #e2c879; }
.kama .body { color: rgba(255,255,255,.82); }
.kama .quote { font-family: var(--serif); font-size: clamp(22px, 2.4vw, 30px); line-height: 1.8; letter-spacing: .06em; margin: 0 0 28px; }
.kama .quote small { display: block; font-family: var(--sans); font-size: 12px; letter-spacing: .2em; opacity: .7; margin-top: 12px; }
@media (max-width: 860px) { .kama .grid { grid-template-columns: 1fr; } .kama figure { min-height: 60vw; } }

/* 仕事 */
.shigoto .list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); margin-top: 56px; }
.shigoto .item { padding: 40px 32px 44px 0; border-bottom: 1px solid var(--line); }
.shigoto .item + .item { padding-left: 32px; border-left: 1px solid var(--line); }
.shigoto .item .no { font-family: var(--serif); color: var(--gold); font-size: 14px; letter-spacing: .2em; }
.shigoto .item h3 { font-size: 24px; margin: 10px 0 16px; }
.shigoto .item p { font-size: 14.5px; color: var(--ink-2); }
.shigoto .item a { font-size: 13px; letter-spacing: .14em; border-bottom: 1px solid var(--gosu); color: var(--gosu); }
@media (max-width: 860px) { .shigoto .list { grid-template-columns: 1fr; } .shigoto .item + .item { padding-left: 0; border-left: 0; } }

/* 物件 */
.bukken { background: var(--paper-2); }
.bukken .head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px 28px; margin-top: 56px; }
.card { display: block; }
.card .ph { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #ddd; }
.card .ph img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s cubic-bezier(.2,.6,.2,1); }
.card:hover .ph img { transform: scale(1.05); }
.card .tag { position: absolute; left: 14px; top: 14px; font-size: 10.5px; letter-spacing: .18em; background: rgba(245,242,234,.92); color: var(--ink); padding: 5px 10px; }
.card .tag.gold { background: var(--gold); color: #fff; }
.card .meta { padding: 18px 0 0; }
.card .town { font-size: 12px; letter-spacing: .2em; color: var(--gosu); }
.card h3 { font-size: 19px; line-height: 1.6; margin: 6px 0 8px; }
.card .ph-cap { font-size: 11px; color: var(--ink-3); letter-spacing: .06em; }
.card .more { display: inline-block; margin-top: 10px; font-size: 12px; letter-spacing: .16em; border-bottom: 1px solid var(--line); }
@media (max-width: 960px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cards { grid-template-columns: 1fr; gap: 40px; } }

/* 会社概要 */
.company .grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: clamp(40px, 7vw, 110px); }
.company dl { margin: 0; border-top: 1px solid var(--line); }
.company .row { display: grid; grid-template-columns: 150px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.company dt { color: var(--ink-3); font-size: 13px; letter-spacing: .14em; padding-top: 3px; }
.company dd { margin: 0; }
.company .mark { width: 150px; margin-bottom: 28px; }
@media (max-width: 860px) { .company .grid { grid-template-columns: 1fr; } .company .row { grid-template-columns: 120px 1fr; } }

/* 問い合わせ */
.contact { background: var(--ink); color: var(--paper); }
.contact .grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 7vw, 110px); align-items: start; }
.contact .kicker { color: #e2c879; } .contact .kicker::before { background: #e2c879; }
.contact .body { color: rgba(245,242,234,.75); }
.phones { border-top: 1px solid rgba(255,255,255,.18); }
.phones a { display: flex; justify-content: space-between; align-items: baseline; padding: 22px 0; border-bottom: 1px solid rgba(255,255,255,.18); }
.phones a span { font-size: 12px; letter-spacing: .2em; opacity: .7; }
.phones a b { font-family: var(--serif); font-weight: 500; font-size: clamp(30px, 3.6vw, 44px); letter-spacing: .04em; }
.contact .small { font-size: 13px; color: rgba(245,242,234,.7); margin-top: 20px; }
.contact .small b { color: var(--paper); font-weight: 500; }
.contact .btns { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }
@media (max-width: 860px) { .contact .grid { grid-template-columns: 1fr; } }

/* フッター */
footer { padding: 36px 0; font-size: 12px; color: var(--ink-3); letter-spacing: .08em; }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px 32px; }
footer a:hover { color: var(--ink); }

/* 窯ページ */
.page-hero { position: relative; height: 72svh; min-height: 480px; overflow: hidden; color: #fff; }
.page-hero img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; animation: settle 2.4s cubic-bezier(.2,.6,.2,1) both; }
.page-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(10,14,24,.6), rgba(10,14,24,.08) 55%, rgba(10,14,24,.3)); }
.page-hero .inner { position: absolute; z-index: 1; inset: auto 0 0 0; padding: 0 var(--gutter) 56px; }
.page-hero h1 { font-size: clamp(34px, 5vw, 60px); letter-spacing: .12em; line-height: 1.5; text-shadow: 0 2px 30px rgba(0,0,0,.35); animation: rise 1.4s .4s both; }
.page-hero .cap { font-size: 11px; letter-spacing: .12em; opacity: .75; margin-top: 16px; }
.prose { max-width: 680px; }
.prose h2 { font-size: clamp(24px, 2.8vw, 34px); line-height: 1.7; margin: 0 0 22px; }
.prose p { font-size: 16px; color: var(--ink-2); }
.prose .note { font-size: 13px; color: var(--ink-3); border-left: 2px solid var(--gold); padding-left: 14px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 90px); align-items: center; }
.two figure { margin: 0; }
.two figcaption { font-size: 11px; letter-spacing: .1em; color: var(--ink-3); margin-top: 10px; }
@media (max-width: 860px) { .two { grid-template-columns: 1fr; } }
.terms { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); margin-top: 48px; }
.terms div { padding: 30px 28px 34px 0; border-bottom: 1px solid var(--line); }
.terms div + div { padding-left: 28px; border-left: 1px solid var(--line); }
.terms b { display: block; font-family: var(--serif); font-weight: 500; font-size: 22px; margin-bottom: 8px; }
.terms p { font-size: 14px; color: var(--ink-2); margin: 0; }
.terms .tbd { color: var(--gold); font-size: 12px; letter-spacing: .14em; }
@media (max-width: 860px) { .terms { grid-template-columns: 1fr; } .terms div + div { padding-left: 0; border-left: 0; } }

/* 複数ページ */
body.plain .nav { color: var(--ink); }
.page-head { padding: clamp(150px, 20vw, 220px) 0 clamp(48px, 6vw, 80px); border-bottom: 1px solid var(--line); }
.page-head h1 { font-size: clamp(32px, 4.6vw, 58px); line-height: 1.55; letter-spacing: .1em; }
.page-head .body { margin: 26px 0 0; }
.cards.two { grid-template-columns: repeat(2, 1fr); gap: 48px 44px; }
@media (max-width: 720px) { .cards.two { grid-template-columns: 1fr; } }
.card .ph.empty { display: flex; align-items: center; justify-content: center; background:
  repeating-linear-gradient(135deg, rgba(30,58,107,.05) 0 14px, transparent 14px 28px), var(--paper-2); border: 1px solid var(--line); }
.bukken .card .ph.empty { background-color: var(--paper); }
.card .ph.empty > span:first-child { font-family: var(--serif); letter-spacing: .3em; color: var(--ink-3); font-size: 14px; }
.spec { margin: 10px 0 4px; border-top: 1px solid var(--line); }
.spec div { display: grid; grid-template-columns: 130px 1fr; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.spec dt { color: var(--ink-3); font-size: 12px; letter-spacing: .12em; padding-top: 2px; }
.spec dd { margin: 0; }
.spec dd b { font-family: var(--serif); font-weight: 500; font-size: 26px; color: var(--gosu); margin-right: 2px; }
.greet .grid { display: grid; grid-template-columns: 340px 1fr; gap: clamp(40px, 7vw, 110px); align-items: start; }
.greet figure { margin: 0; position: sticky; top: 110px; }
.greet .portrait { aspect-ratio: 3 / 4; background: var(--paper-2); border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; text-align: center; font-family: var(--serif); letter-spacing: .2em; color: var(--ink-3); font-size: 13px; line-height: 2; }
.greet .portrait img { width: 100%; height: 100%; object-fit: cover; }
.greet figcaption { margin-top: 14px; font-family: var(--serif); letter-spacing: .16em; font-size: 14px; }
.greet .prose p { font-size: 16.5px; line-height: 2.25; color: var(--ink); }
.greet .draft { display: inline-block; font-size: 12px !important; letter-spacing: .14em; color: var(--gold) !important; border: 1px solid var(--gold); padding: 2px 12px; line-height: 1.9 !important; }
.greet .sign { margin-top: 48px; text-align: right; font-family: var(--serif); letter-spacing: .12em; }
.greet .sign b { font-weight: 500; font-size: 24px; }
@media (max-width: 860px) { .greet .grid { grid-template-columns: 1fr; } .greet figure { position: static; max-width: 260px; } }
.band { background: var(--gosu-deep); color: #fff; padding: 56px 0; }
.band .wrap { display: flex; justify-content: space-between; align-items: center; gap: 24px 40px; flex-wrap: wrap; }
.band p { margin: 0; font-size: clamp(18px, 2vw, 24px); letter-spacing: .1em; }
.band div div, .band .wrap > div { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.band .tel-l { font-size: clamp(26px, 3vw, 36px); letter-spacing: .04em; }

/* 百婆仙 */
.gal { background: var(--paper-2); }
.gal .grid { display: grid; grid-template-columns: 1fr 1fr; align-items: stretch; }
.gal figure { margin: 0; position: relative; min-height: 560px; }
.gal figure img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.gal figcaption { position: absolute; left: 20px; bottom: 16px; font-size: 11px; letter-spacing: .12em; color: #fff; text-shadow: 0 1px 10px rgba(0,0,0,.6); }
.gal .text { padding: clamp(60px, 8vw, 120px) clamp(28px, 5vw, 96px); display: flex; flex-direction: column; justify-content: center; }
.gal .h2 { font-size: clamp(24px, 2.7vw, 40px); }
.gal .h2 br { display: none; }
@media (min-width: 1280px) { .gal .h2 br { display: inline; } }
@media (max-width: 860px) { .gal .grid { grid-template-columns: 1fr; } .gal figure { min-height: 60vw; order: -1; } }
.works { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.works figure { margin: 0; }
.works img { width: 100%; aspect-ratio: 1; object-fit: cover; background: #fff; }
.works figcaption { font-size: 12px; letter-spacing: .08em; color: var(--ink-2); margin-top: 10px; }
@media (max-width: 860px) { .works { grid-template-columns: repeat(2, 1fr); } }
.nenpu { margin: 0; border-top: 1px solid var(--line); }
.nenpu div { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.nenpu dt { color: var(--gosu); letter-spacing: .04em; }
.nenpu dd { margin: 0; color: var(--ink-2); }
.greet figcaption small { display: block; margin-top: 6px; font-family: var(--sans); font-size: 11px; letter-spacing: .1em; color: var(--ink-3); line-height: 1.8; }
.two figure img { width: 100%; }
.page-head .kicker .no { margin-right: 0; }
.bukken .head .body { max-width: 620px; }