@charset "UTF-8";
/* =========================================================
   株式会社市田朝芳庵 — ichida-chohouan.co.jp
   ========================================================= */

:root {
  --base: #f4f1ea;
  --base-2: #ece7db;
  --ink: #29231a;
  --ink-soft: #4d463a;
  --accent: #59503c;   /* 利休茶 */
  --gold: #a08c50;     /* 金 — 小面積のみ */
  --hairline: rgba(41, 35, 26, .25);
  --serif: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  --en: "Jost", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 15px;
  line-height: 2.3;
  letter-spacing: .06em;
  font-feature-settings: "palt";
  color: var(--ink);
  background: var(--base);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 5%; }

/* ---------- 英字ラベル ---------- */
.en-label {
  font-family: var(--en);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 14px;
}
.en-label::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold);
  flex: none;
}

.sec-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.8;
  letter-spacing: .12em;
  margin-top: 18px;
}

/* ---------- fade ---------- */
.js .fade {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1.1s cubic-bezier(.22,.55,.25,1), transform 1.1s cubic-bezier(.22,.55,.25,1);
}
.js .fade.is-view { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .fade { opacity: 1; transform: none; transition: none; }
}

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 4%;
  transition: background .5s, padding .5s, box-shadow .5s;
}
.site-header.is-scrolled {
  background: rgba(244, 241, 234, .94);
  padding: 14px 4%;
  box-shadow: 0 1px 0 var(--hairline);
}
body.menu-open .site-header {
  z-index: 300;
  background: none;
  box-shadow: none;
}
body.menu-open .brand-ja { color: var(--ink); }
body.menu-open .brand-en { color: var(--ink-soft); }

.brand { display: block; line-height: 1.4; }
.brand-ja {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: .3em;
  color: #fff;
  transition: color .5s;
}
.brand-en {
  font-family: var(--en);
  font-size: 9px;
  letter-spacing: .34em;
  text-transform: uppercase;
  color: rgba(255,255,255,.75);
  transition: color .5s;
}
.site-header.is-scrolled .brand-ja,
.subpage .brand-ja { color: var(--ink); }
.site-header.is-scrolled .brand-en,
.subpage .brand-en { color: var(--ink-soft); }

.gnav ul { display: flex; gap: 38px; }
.gnav a {
  font-size: 13.5px;
  letter-spacing: .14em;
  color: #fff;
  position: relative;
  padding-bottom: 4px;
  transition: color .5s;
}
.site-header.is-scrolled .gnav a,
.subpage .gnav a { color: var(--ink); }
.gnav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .45s cubic-bezier(.22,.55,.25,1);
}
.gnav a:hover::after,
.gnav a.is-current::after { transform: scaleX(1); transform-origin: left; }

/* --- hamburger --- */
.menu-btn {
  display: none;
  width: 46px; height: 46px;
  background: none; border: 0;
  cursor: pointer;
  position: relative;
  z-index: 210;
}
.menu-btn span {
  position: absolute;
  left: 10px;
  width: 26px; height: 1px;
  background: #fff;
  transition: transform .45s, opacity .3s, background .5s;
}
.site-header.is-scrolled .menu-btn span,
.subpage .menu-btn span { background: var(--ink); }
.menu-btn span:nth-child(1) { top: 17px; }
.menu-btn span:nth-child(2) { top: 24px; }
.menu-btn span:nth-child(3) { top: 31px; }
body.menu-open .menu-btn span { background: var(--ink); }
body.menu-open .menu-btn span:nth-child(1) { transform: translateY(7px) rotate(20deg); }
body.menu-open .menu-btn span:nth-child(2) { opacity: 0; }
body.menu-open .menu-btn span:nth-child(3) { transform: translateY(-7px) rotate(-20deg); }

.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--base);
  padding: 120px 8% 60px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .5s;
}
body.menu-open .mobile-menu { opacity: 1; pointer-events: auto; }
.mobile-menu ul li { border-bottom: 1px solid var(--hairline); }
.mobile-menu ul a {
  display: block;
  padding: 20px 0;
  font-family: var(--serif);
  font-size: 19px;
  letter-spacing: .18em;
}
.mobile-menu ul a small {
  display: block;
  font-family: var(--en);
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--gold);
  line-height: 1.6;
}
.mobile-menu .mm-tel {
  margin-top: 36px;
  font-family: var(--en);
  font-size: 22px;
  letter-spacing: .12em;
}
.mobile-menu .mm-tel small { display: block; font-family: var(--sans); font-size: 11px; color: var(--ink-soft); }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  height: 100svh;
  min-height: 560px;
  overflow: hidden;
}
.hero-slides { position: absolute; inset: 0; }
.hero-slides li {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 2.4s ease;
}
.hero-slides li.is-active { opacity: 1; }
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(200deg, rgba(20,16,10,.05) 40%, rgba(20,16,10,.5) 100%);
}
.hero-inner {
  position: absolute;
  left: 5%;
  bottom: 12%;
  z-index: 2;
  color: #fff;
}
.hero-label {
  font-family: var(--en);
  font-size: 11px;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: rgba(255,255,255,.85);
  margin-bottom: 22px;
}
.hero-copy {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(28px, 4.6vw, 52px);
  line-height: 1.9;
  letter-spacing: .14em;
  text-shadow: 0 0 40px rgba(0,0,0,.35);
}
.scroll-line {
  position: absolute;
  right: 4.5%;
  bottom: 0;
  z-index: 2;
  color: #fff;
  font-family: var(--en);
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  display: flex;
  align-items: center;
  gap: 16px;
}
.scroll-line::after {
  content: "";
  width: 1px; height: 72px;
  background: linear-gradient(to bottom, #fff, transparent);
  animation: scrl 2.4s ease-in-out infinite;
}
@keyframes scrl {
  0% { transform: scaleY(0); transform-origin: top; }
  45% { transform: scaleY(1); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}
@media (prefers-reduced-motion: reduce) {
  .scroll-line::after { animation: none; }
  .hero-slides li { transition: none; }
}

/* =========================================================
   Marquee
   ========================================================= */
.collage {
  padding: 90px 0;
  overflow: hidden;
}
.collage-inner { display: flex; width: max-content; }
.collage-track {
  display: flex;
  align-items: center;
  animation: marquee 60s linear infinite;
}
.collage:hover .collage-track { animation-play-state: paused; }
@keyframes marquee {
  to { transform: translateX(-100%); }
}
.collage-track figure { margin-right: 28px; flex: none; }
.collage-track img { width: auto; height: 240px; }
.collage-track figure:nth-child(2n) img { height: 200px; }
@media (prefers-reduced-motion: reduce) {
  .collage-track { animation: none; }
}

/* =========================================================
   Sections
   ========================================================= */
.section { padding: 130px 0; }

/* --- about (2col) --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-body p + p { margin-top: 1.6em; }
.about-photo { position: relative; }
.about-photo::before {
  content: "";
  position: absolute;
  inset: 22px -22px -22px 22px;
  border: 1px solid var(--hairline);
  z-index: -1;
}

/* --- fact list --- */
.fact-list { margin-top: 46px; border-top: 1px solid var(--hairline); }
.fact-list > div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--hairline);
}
.fact-list dt {
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: .14em;
  color: var(--accent);
}
.fact-list dd { font-size: 14px; }

/* --- ボタン --- */
.btn-line {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  margin-top: 48px;
  font-family: var(--en);
  font-size: 12.5px;
  letter-spacing: .24em;
  text-transform: uppercase;
  border: 1px solid var(--hairline);
  padding: 17px 34px;
  transition: background .5s, color .5s, border-color .5s;
}
.btn-line .circ {
  width: 30px; height: 30px;
  border: 1px solid currentColor;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: transform .45s;
}
.btn-line:hover {
  background: var(--ink);
  color: var(--base);
  border-color: var(--ink);
}
.btn-line:hover .circ { transform: translateX(5px); }

/* --- collection preview --- */
.coll-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
  margin-top: 70px;
}
.coll-grid figure {
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 34px;
}
.coll-grid .ph {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.coll-grid .ph img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.4s cubic-bezier(.22,.55,.25,1);
}
.coll-grid figure:hover .ph img { transform: scale(1.05); }
.coll-grid figcaption {
  margin-top: 22px;
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: .1em;
  line-height: 2;
}
.coll-grid .num {
  font-family: var(--en);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--gold);
  display: block;
  margin-bottom: 4px;
}

/* --- dark band (calendar) --- */
.dark-band {
  background: var(--ink);
  color: #ece7db;
  padding: 140px 0;
  position: relative;
  overflow: hidden;
}
.dark-band .en-label { color: var(--gold); }
.dark-band .v-label {
  position: absolute;
  top: 140px;
  right: 6%;
  writing-mode: vertical-rl;
  font-family: var(--en);
  font-size: 11px;
  letter-spacing: .4em;
  text-transform: uppercase;
  color: rgba(236,231,219,.4);
}
.cal-grid {
  display: grid;
  grid-template-columns: 5fr 4fr;
  gap: 90px;
  align-items: center;
}
.cal-grid .sec-title { color: #f2eee4; }
.cal-body p { color: rgba(236,231,219,.85); }
.cal-body p + p { margin-top: 1.6em; }
.cal-photo { display: flex; justify-content: center; }
.cal-photo img {
  max-width: 340px;
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
}
.cal-history {
  margin-top: 50px;
  border-top: 1px solid rgba(236,231,219,.2);
}
.cal-history > div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 20px;
  padding: 16px 4px;
  border-bottom: 1px solid rgba(236,231,219,.2);
  font-size: 13.5px;
}
.cal-history dt { font-family: var(--serif); color: var(--gold); letter-spacing: .1em; }
.cal-history dd { color: rgba(236,231,219,.85); }

/* --- schedule table --- */
.sched-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 64px;
}
.sched-table th, .sched-table td {
  text-align: left;
  padding: 18px 10px;
  border-bottom: 1px solid var(--hairline);
  font-weight: 400;
  font-size: 14px;
  vertical-align: top;
}
.sched-table thead th {
  font-family: var(--en);
  font-size: 11px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--gold);
  border-bottom-color: var(--ink);
}
.sched-table td:first-child {
  font-family: var(--serif);
  letter-spacing: .08em;
  white-space: nowrap;
  width: 38%;
}
.sched-table .venue {
  display: block;
  font-size: 12.5px;
  color: var(--ink-soft);
}

/* --- access --- */
.access-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.access-map {
  aspect-ratio: 4 / 3;
  filter: grayscale(1) sepia(.14);
  border: 1px solid var(--hairline);
}
.access-map iframe { width: 100%; height: 100%; border: 0; display: block; }
.access-tel {
  font-family: var(--en);
  font-size: 30px;
  letter-spacing: .1em;
  margin-top: 8px;
}
.access-tel small { display: block; font-family: var(--sans); font-size: 11px; color: var(--ink-soft); letter-spacing: .2em; }

/* =========================================================
   下層ページ
   ========================================================= */
.page-head {
  padding: 190px 0 90px;
  border-bottom: 1px solid var(--hairline);
  position: relative;
}
.page-head .en-label { margin-bottom: 14px; }
.page-head h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(30px, 4vw, 44px);
  letter-spacing: .16em;
  line-height: 1.7;
}
.breadcrumb {
  margin-top: 26px;
  font-family: var(--en);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb .sep { margin: 0 10px; color: var(--hairline); }

/* --- item list --- */
.item-entry {
  padding: 110px 0;
  border-bottom: 1px solid var(--hairline);
}
.item-entry:last-of-type { border-bottom: 0; }
.item-head {
  display: flex;
  align-items: baseline;
  gap: 30px;
  margin-bottom: 54px;
}
.item-num {
  font-family: var(--en);
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--gold);
  flex: none;
}
.item-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(20px, 2.6vw, 28px);
  letter-spacing: .12em;
  line-height: 1.9;
}
.item-photos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}
.item-photos figure {
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.item-photos img {
  max-height: 420px;
  width: auto;
  max-width: 100%;
}

/* --- info list --- */
.info-list { border-top: 1px solid var(--hairline); margin-top: 60px; }
.info-list li { border-bottom: 1px solid var(--hairline); }
.info-list .row {
  display: grid;
  grid-template-columns: 240px 1fr 220px;
  gap: 30px;
  padding: 34px 4px;
  align-items: baseline;
}
.info-list .date {
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: .1em;
  color: var(--accent);
}
.info-list .ttl {
  font-family: var(--serif);
  font-size: 19px;
  letter-spacing: .12em;
}
.info-list .venue { font-size: 13px; color: var(--ink-soft); }

/* --- company --- */
.company-msg {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.company-msg .lead {
  font-family: var(--serif);
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 2.4;
  letter-spacing: .14em;
}
.company-msg .sub { margin-top: 2em; font-size: 14px; color: var(--ink-soft); }

/* --- contact --- */
.contact-lead { max-width: 720px; }
.form-steps {
  display: flex;
  gap: 0;
  margin: 70px 0 60px;
  border: 1px solid var(--hairline);
}
.form-steps li {
  flex: 1;
  text-align: center;
  padding: 15px 6px;
  font-size: 12.5px;
  letter-spacing: .16em;
  border-right: 1px solid var(--hairline);
  color: var(--ink-soft);
}
.form-steps li:last-child { border-right: 0; }
.form-steps li .n {
  font-family: var(--en);
  letter-spacing: .1em;
  margin-right: 8px;
  color: var(--gold);
}
.form-steps li.is-active {
  background: var(--ink);
  color: var(--base);
}
.form-steps li.is-active .n { color: var(--gold); }

.form-table { width: 100%; max-width: 760px; }
.form-row { margin-bottom: 42px; }
.form-row label {
  display: block;
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: .14em;
  margin-bottom: 12px;
}
.req {
  font-family: var(--en);
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: #9a4630;
  margin-left: 12px;
}
.form-row input[type="text"],
.form-row input[type="email"],
.form-row textarea {
  width: 100%;
  border: 1px solid var(--hairline);
  background: #fbf9f5;
  padding: 15px 16px;
  font-family: var(--sans);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--ink);
  border-radius: 0;
  -webkit-appearance: none;
}
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-row textarea { min-height: 220px; resize: vertical; }
.form-confirm-val {
  border-bottom: 1px solid var(--hairline);
  padding: 4px 2px 14px;
  font-size: 15px;
  white-space: pre-wrap;
}
.form-actions { display: flex; gap: 22px; align-items: center; margin-top: 56px; flex-wrap: wrap; }
button.btn-line { background: none; cursor: pointer; font-family: var(--en); color: var(--ink); margin-top: 0; }
.btn-back {
  background: none; border: 0; cursor: pointer;
  font-family: var(--en);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 17px 10px;
  text-decoration: underline;
  text-underline-offset: 5px;
}
.form-error {
  border: 1px solid rgba(154,70,48,.4);
  color: #9a4630;
  padding: 16px 22px;
  font-size: 13.5px;
  margin-bottom: 44px;
}
.form-note { font-size: 12.5px; color: var(--ink-soft); margin-top: 10px; }

/* --- CTA band --- */
.cta-band {
  border-top: 1px solid var(--hairline);
  padding: 110px 0;
  text-align: center;
  background: var(--base-2);
}
.cta-band .en-label { justify-content: center; }
.cta-band .tel {
  font-family: var(--en);
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: .08em;
  margin-top: 26px;
  display: inline-block;
}
.cta-band .hours { font-size: 12.5px; color: var(--ink-soft); margin-top: 4px; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  background: var(--ink);
  color: rgba(236,231,219,.8);
  padding: 90px 0 40px;
  font-size: 13px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: start;
  padding-bottom: 70px;
  border-bottom: 1px solid rgba(236,231,219,.16);
}
.footer-brand .f-ja {
  font-family: var(--serif);
  font-size: 24px;
  letter-spacing: .3em;
  color: #f2eee4;
}
.footer-brand .f-en {
  font-family: var(--en);
  font-size: 9.5px;
  letter-spacing: .34em;
  text-transform: uppercase;
  color: var(--gold);
}
.footer-brand address {
  font-style: normal;
  margin-top: 26px;
  line-height: 2.2;
}
.footer-nav ul { display: flex; gap: 34px; }
.footer-nav a {
  font-size: 13px;
  letter-spacing: .12em;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: border-color .4s, color .4s;
}
.footer-nav a:hover { color: #fff; border-bottom-color: rgba(236,231,219,.5); }
.copyright {
  padding-top: 36px;
  font-family: var(--en);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(236,231,219,.45);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 900px) {
  .about-grid, .cal-grid, .access-grid { grid-template-columns: 1fr; gap: 56px; }
  .coll-grid { grid-template-columns: repeat(2, 1fr); }
  .item-photos { grid-template-columns: repeat(2, 1fr); }
  .info-list .row { grid-template-columns: 1fr; gap: 6px; }
  .dark-band .v-label { display: none; }
}

@media (max-width: 768px) {
  body { font-size: 14px; }
  .section { padding: 90px 0; }
  .gnav { display: none; }
  .menu-btn { display: block; }
  .mobile-menu { display: block; }
  .hero-inner { bottom: 15%; }
  .collage { padding: 60px 0; }
  .collage-track img { height: 160px; }
  .collage-track figure:nth-child(2n) img { height: 132px; }
  .collage-track figure { margin-right: 16px; }
  .coll-grid figure { padding: 20px; }
  .fact-list > div { grid-template-columns: 1fr; gap: 2px; padding: 16px 2px; }
  .item-photos { grid-template-columns: 1fr; }
  .item-photos img { max-height: 340px; }
  .item-head { flex-direction: column; gap: 6px; }
  .item-entry { padding: 72px 0; }
  .sched-table td:first-child { white-space: normal; width: 44%; }
  .page-head { padding: 150px 0 60px; }
  .dark-band { padding: 100px 0; }
  .cal-photo img { max-width: 260px; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-nav ul { flex-wrap: wrap; gap: 18px 26px; }
  .form-steps { flex-direction: column; }
  .form-steps li { border-right: 0; border-bottom: 1px solid var(--hairline); text-align: left; padding: 13px 18px; }
  .form-steps li:last-child { border-bottom: 0; }
}