/* ===== 基本カラー：白（アイボリー）× 金 × 黒 ===== */
:root {
  --bg: #f7f5ef;
  --panel: #eee9df;
  --ink: #111111;
  --muted: #66635d;
  --line: rgba(17,17,17,.17);
  --acid: #b5964d;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", "Noto Sans JP", sans-serif;
  overflow-x: hidden;
}

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

/* ===== 全体の質感・ヘッダー ===== */
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 20;
  opacity: .045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E");
}

.site-header {
  position: fixed;
  z-index: 15;
  top: 0;
  left: 0;
  width: 100%;
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
  border-bottom: 1px solid rgba(181,150,77,.38);
  background: rgba(8,8,8,.94);
  color: #f7f5ef;
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 800;
  letter-spacing: .15em;
  font-size: .9rem;
}

/* ヘッダーとフッターに表示する正式ロゴ */
.brand-logo {
  display: block;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.brand-logo-footer {
  width: 58px;
  height: 58px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .16em;
}

.nav a {
  transition: color .25s;
}

.nav a:hover {
  color: var(--acid);
}

.nav-contact {
  border: 1px solid var(--acid);
  padding: 12px 18px;
}

.menu-button {
  display: none;
  background: none;
  border: 0;
  width: 40px;
  height: 40px;
  padding: 10px 5px;
}

.menu-button span {
  display: block;
  width: 29px;
  height: 1px;
  margin: 7px 0;
  background: #f7f5ef;
  transition: transform .25s;
}

/* ===== トップ画面 ===== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 150px 9vw 90px;
  isolation: isolate;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  background: linear-gradient(115deg, transparent 50%, rgba(181,150,77,.09)), linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: auto, 9vw 9vw, 9vw 9vw;
  mask-image: linear-gradient(to right, transparent, black 40%);
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  color: #56534e;
  font-size: .72rem;
  letter-spacing: .2em;
  font-weight: 600;
}

.eyebrow span {
  width: 31px;
  height: 2px;
  background: var(--acid);
}

.hero h1 {
  margin: 0;
  font-size: clamp(5rem, 13.5vw, 12rem);
  line-height: .75;
  letter-spacing: -.075em;
  font-weight: 800;
}

.hero h1 em, .contact h2 em {
  color: transparent;
  font-style: normal;
  -webkit-text-stroke: 1px var(--ink);
}

.hero-jp {
  margin: 42px 0 0 1vw;
  font-size: clamp(1rem, 1.45vw, 1.3rem);
  line-height: 1.9;
  font-weight: 500;
  letter-spacing: .12em;
}

.circle-link {
  position: absolute;
  left: min(65vw, 850px);
  bottom: 0;
  width: 142px;
  height: 142px;
  border: 1px solid rgba(181,150,77,.8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 13px;
  color: #8f7335;
  font-size: .67rem;
  letter-spacing: .12em;
  line-height: 1.5;
  transition: background .3s, color .3s, transform .3s;
}

.circle-link:hover {
  background: var(--acid);
  color: #fff;
  transform: rotate(-8deg);
}

.circle-link svg {
  width: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

.hero-side {
  position: absolute;
  right: 2vw;
  top: 50%;
  transform: rotate(90deg) translateX(50%);
  transform-origin: right;
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--muted);
  font-size: .62rem;
  letter-spacing: .19em;
}

.hero-side i {
  display: block;
  width: 70px;
  height: 1px;
  background: var(--muted);
}

.hero-number {
  position: absolute;
  right: 7vw;
  bottom: 3vh;
  margin: 0;
  color: rgba(17,17,17,.055);
  font-size: 12rem;
  font-weight: 800;
  line-height: 1;
}

.hero-orbit {
  position: absolute;
  z-index: -1;
  border: 1px solid rgba(181,150,77,.35);
  border-radius: 50%;
  box-shadow: inset 0 0 70px rgba(181,150,77,.08);
}

.orbit-one {
  width: 55vw;
  height: 55vw;
  right: -20vw;
  top: 4vh;
}

.orbit-two {
  width: 29vw;
  height: 29vw;
  right: -7vw;
  top: 30vh;
}

/* ===== 流れるキーワード帯 ===== */
.ticker {
  border-block: 1px solid rgba(17,17,17,.18);
  overflow: hidden;
  transform: rotate(-1.5deg) scale(1.02);
  background: var(--acid);
  color: #fff;
}

.ticker-track {
  display: flex;
  width: max-content;
  gap: 2rem;
  padding: 13px 0;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .2em;
  animation: marquee 24s linear infinite;
}

@keyframes marquee {
  to {
    transform: translateX(-50%);
  }

}

.section {
  padding: 140px 9vw;
}

.section-label {
  display: flex;
  gap: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: .72rem;
  letter-spacing: .19em;
  font-weight: 600;
}

.section-label span {
  color: var(--acid);
}

.about-grid, .company-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 10vw;
  padding-top: 88px;
}

.display-title {
  margin: 0;
  font-size: clamp(3.5rem, 7vw, 7.4rem);
  line-height: .9;
  letter-spacing: -.055em;
}

.display-title span {
  color: var(--acid);
}

.about-copy {
  padding-top: 12px;
  color: #adb2bb;
  font-size: 1rem;
  line-height: 2.05;
}

.about-copy .lead {
  margin: 0 0 36px;
  color: var(--ink);
  font-size: clamp(1.8rem, 3vw, 2.75rem);
  line-height: 1.5;
  font-weight: 600;
  letter-spacing: .06em;
}

/* ===== 代表・現場写真 ===== */
.people-field {
  padding-top: 35px;
}

.people-field-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  padding: 70px 0 54px;
}

.people-field-heading h2 {
  margin: 0;
  font-size: clamp(3.2rem, 7.4vw, 8rem);
  line-height: .86;
  letter-spacing: -.06em;
}

.people-field-heading h2 span {
  color: var(--acid);
}

.people-field-heading p {
  margin: 0 0 5px;
  color: var(--muted);
  line-height: 1.9;
  letter-spacing: .08em;
}

.people-field-grid {
  display: grid;
  grid-template-columns: minmax(260px, .72fr) minmax(0, 1.28fr);
  align-items: end;
  gap: clamp(28px, 5vw, 84px);
}

.people-field figure {
  margin: 0;
}

.photo-frame {
  position: relative;
  overflow: hidden;
  background: #fff;
}

.photo-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(17,17,17,.09);
  pointer-events: none;
}

.photo-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .8s cubic-bezier(.2,.7,.2,1);
}

.photo-frame:hover img {
  transform: scale(1.025);
}

.portrait-frame {
  aspect-ratio: 4 / 3;
}

/* 代表写真：顔と胸元を表示。数字を増やすと写真の下側が見えます */
.portrait-frame img {
  object-fit: cover;
  object-position: center 8%;
}

.event-frame {
  aspect-ratio: 4 / 3;
}

/* お客様のお顔を写さず、首から下と販売会の様子が伝わる位置で表示 */
.event-frame img {
  object-position: center bottom;
}

.people-field figcaption {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding-top: 18px;
  border-top: 2px solid var(--acid);
}

.people-field figcaption span {
  color: var(--acid);
  font-size: .67rem;
  font-weight: 700;
  letter-spacing: .18em;
}

.people-field figcaption strong {
  font-size: .92rem;
  letter-spacing: .05em;
}

.field-card {
  transform: translateY(34px);
}

/* ===== 代表取締役・YouTubeチャンネル紹介 ===== */
.people-field .president-card figcaption.president-info {
  display: block;
  padding-top: 18px;
  border-top: 2px solid var(--acid);
}

.people-field .president-role {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
}

.people-field .youtube-intro {
  display: block;
  width: 100%;
  margin-top: 22px;
  padding: 22px;
  background: #111111;
  color: #f7f5ef;
}

.people-field .youtube-title-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.people-field .youtube-logo {
  display: block;
  flex-shrink: 0;
  width: 38px;
  height: auto;
}

.people-field .youtube-intro h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.3vw, 2rem);
  letter-spacing: .04em;
}

.people-field .youtube-description {
  margin: 12px 0 20px;
  color: #bbb7af;
  font-size: .9rem;
  line-height: 1.8;
}

.people-field .youtube-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border: 1px solid var(--acid);
  color: #f7f5ef;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
}

.people-field .youtube-link span {
  color: inherit;
  font-size: inherit;
  letter-spacing: normal;
}

/* ===== 事業内容（黒背景） ===== */
.services {
  --line: rgba(255,255,255,.16);
  background: #111111;
  color: #f7f5ef;
}

.services .section-label, .services-heading p, .service-item div p, .services .service-detail {
  color: #aaa69f;
}

.services-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin: 78px 0 50px;
}

.services-heading h2 {
  margin: 0;
  font-size: clamp(3.8rem, 8.5vw, 9rem);
  line-height: .85;
  letter-spacing: -.065em;
}

.services-heading sup {
  color: var(--acid);
  font-size: .11em;
  letter-spacing: .08em;
  vertical-align: top;
}

.services-heading p {
  color: var(--muted);
  letter-spacing: .08em;
}

.service-list {
  border-top: 1px solid var(--line);
}

.service-item {
  display: grid;
  grid-template-columns: 60px minmax(260px, 1.1fr) 1fr 45px;
  align-items: center;
  gap: 3vw;
  min-height: 150px;
  border-bottom: 1px solid var(--line);
  transition: background .3s, padding .3s;
}

.service-item:hover {
  background: rgba(181,150,77,.1);
  padding-inline: 18px;
}

.service-no {
  color: var(--acid);
  font-size: .7rem;
}

.service-item h3 {
  margin: 0 0 9px;
  font-size: clamp(1.8rem, 3vw, 3rem);
  letter-spacing: -.04em;
}

.service-item div p, .service-detail {
  margin: 0;
  color: var(--muted);
  font-size: .86rem;
  line-height: 1.8;
}

.service-detail {
  max-width: 420px;
}

.service-arrow {
  justify-self: end;
  color: var(--acid);
  font-size: 1.7rem;
}

/* ===== 社訓 ===== */
.statement {
  position: relative;
  min-height: 75vh;
  display: grid;
  place-content: center;
  text-align: center;
  overflow: hidden;
  background: #f7f5ef;
}

.statement-small {
  color: var(--acid);
  font-size: .7rem;
  letter-spacing: .25em;
}

.statement-main {
  position: relative;
  z-index: 2;
  margin: 20px 0;
  font-size: clamp(3.5rem, 9vw, 9rem);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: .07em;
}

.statement-main.creed {
  line-height: 1.05;
  letter-spacing: .12em;
}

.statement-main span {
  color: var(--acid);
  text-shadow: 0 0 40px rgba(181,150,77,.3);
}

.statement-glow {
  position: absolute;
  width: 35vw;
  height: 35vw;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  border-radius: 50%;
  background: rgba(181,150,77,.16);
  filter: blur(90px);
}

/* ===== 会社概要 ===== */
.company {
  background: var(--panel);
}

.company-list {
  margin: 0;
  border-top: 1px solid var(--line);
}

.company-list div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 30px;
  padding: 25px 0;
  border-bottom: 1px solid var(--line);
}

.company-list dt {
  color: var(--muted);
  font-size: .8rem;
}

.company-list dd {
  margin: 0;
  font-size: .95rem;
  line-height: 1.9;
}

/* ===== お問い合わせ・フッター ===== */
.contact {
  position: relative;
  padding: 190px 9vw 150px;
  background: #111111;
  color: #f7f5ef;
  overflow: hidden;
}

.contact-marquee {
  position: absolute;
  left: -2vw;
  top: 24px;
  width: 104vw;
  overflow: hidden;
  border-bottom: 1px solid rgba(255,255,255,.25);
  white-space: nowrap;
  color: var(--acid);
}

.contact-marquee span {
  display: block;
  width: max-content;
  padding-bottom: 18px;
  font-size: clamp(2.5rem, 5vw, 5rem);
  line-height: 1;
  font-weight: 800;
  letter-spacing: -.045em;
  animation: contact-slide 18s linear infinite;
}

@keyframes contact-slide {
  to {
    transform: translateX(-32%);
  }

}

.contact .eyebrow {
  color: #f7f5ef;
}

.contact .eyebrow span {
  background: var(--acid);
}

.contact h2 {
  margin: 0;
  font-size: clamp(3.2rem, 8.5vw, 9rem);
  line-height: .9;
  letter-spacing: -.065em;
}

.contact h2 em {
  -webkit-text-stroke-color: var(--acid);
}

.contact p:not(.eyebrow) {
  margin: 42px 0 24px;
  line-height: 1.9;
  font-weight: 500;
}

.contact-note {
  display: inline-block;
  padding: 14px 18px;
  border: 1px solid rgba(181,150,77,.8);
  color: var(--acid);
  font-size: .76rem;
  letter-spacing: .08em;
}

footer {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: end;
  gap: 30px;
  padding: 70px 5vw;
  background: #080808;
  color: #8f8b84;
  font-size: .75rem;
  line-height: 1.7;
}

footer .brand {
  color: #f7f5ef;
  align-self: center;
}

.copyright {
  text-align: right;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s ease, transform .8s ease;
}

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

/* 動きを減らす設定の端末では、アニメーションを停止します */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .ticker-track, .contact-marquee span {
    animation: none;
  }

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

}

/* ===== スマホ表示（画面幅820px以下） ===== */
@media (max-width: 820px) {
  .site-header {
    height: 70px;
    padding: 0 6vw;
  }

  .menu-button {
    display: block;
  }

  .nav {
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 20px 6vw 30px;
    background: rgba(8,8,8,.98);
    color: #f7f5ef;
    border-bottom: 1px solid rgba(181,150,77,.38);
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    padding: 17px 0;
    border-bottom: 1px solid rgba(255,255,255,.13);
  }

  .nav-contact {
    border: 0;
  }

  .hero {
    min-height: 870px;
    padding: 130px 7vw 100px;
    align-items: flex-start;
  }

  .hero h1 {
    font-size: clamp(4.4rem, 23vw, 7rem);
    line-height: .8;
  }

  .hero-jp {
    margin-top: 35px;
  }

  .circle-link {
    left: auto;
    right: 0;
    bottom: -185px;
    width: 120px;
    height: 120px;
  }

  .hero-number {
    right: 2vw;
    font-size: 7rem;
  }

  .hero-side {
    display: none;
  }

  .orbit-one {
    width: 100vw;
    height: 100vw;
    right: -60vw;
    top: 30vh;
  }

  .orbit-two {
    width: 58vw;
    height: 58vw;
    right: -23vw;
    top: 46vh;
  }

  .section {
    padding: 95px 7vw;
  }

  .about-grid, .company-grid {
    grid-template-columns: 1fr;
    gap: 62px;
    padding-top: 58px;
  }

  .people-field {
    padding-top: 10px;
  }

  .people-field-heading {
    display: block;
    padding: 52px 0 36px;
  }

  .people-field-heading h2 {
    font-size: clamp(3rem, 14vw, 5.2rem);
  }

  .people-field-heading p {
    margin-top: 24px;
  }

  .people-field-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .president-card {
    width: 84%;
  }

  .field-card {
    transform: none;
  }

  .people-field figcaption {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .people-field .president-role {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .people-field .youtube-intro {
    padding: 20px;
  }

  .display-title {
    font-size: clamp(3.3rem, 16vw, 5.4rem);
  }

  .services-heading {
    display: block;
    margin: 58px 0 35px;
  }

  .services-heading h2 {
    font-size: 18vw;
  }

  .services-heading p {
    margin-top: 25px;
  }

  .service-item {
    grid-template-columns: 34px 1fr 25px;
    min-height: 148px;
    gap: 16px;
  }

  .service-detail {
    display: none;
  }

  .service-item h3 {
    font-size: 1.8rem;
  }

  .statement {
    min-height: 58vh;
    padding-inline: 7vw;
  }

  .company-list div {
    grid-template-columns: 90px 1fr;
    gap: 20px;
  }

  .contact {
    padding: 150px 7vw 100px;
  }

  .contact h2 {
    font-size: 14vw;
    line-height: .95;
  }

  footer {
    grid-template-columns: 1fr;
    align-items: start;
    padding: 55px 7vw;
  }

  .copyright {
    text-align: left;
  }

}


    /* 代表紹介欄に表示するYouTubeチャンネル案内 */
    .president-info { border-top: 2px solid #b5964d; padding-top: 18px; }
    .president-role { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; }
    .president-role span { color: #b5964d; font-size: .67rem; font-weight: 700; letter-spacing: .18em; }
    .president-role strong { font-size: .92rem; letter-spacing: .05em; }
    .youtube-intro { margin-top: 22px; padding: 22px; background: #111; color: #f7f5ef; }
    .youtube-label { margin: 0 0 8px; color: #b5964d; font-size: .68rem; font-weight: 700; letter-spacing: .18em; }
    .youtube-intro h3 { margin: 0; font-size: clamp(1.35rem, 2.3vw, 2rem); letter-spacing: .04em; }
    .youtube-description { margin: 12px 0 20px; color: #bbb7af; font-size: .9rem; line-height: 1.8; }
    .youtube-link { display: inline-flex; align-items: center; gap: 14px; padding: 12px 16px; border: 1px solid #b5964d; color: #f7f5ef; font-size: .75rem; font-weight: 700; letter-spacing: .12em; transition: background .25s, color .25s; }
    .youtube-link:hover { background: #b5964d; color: #fff; }
    @media (max-width: 820px) {
      .president-role { align-items: flex-start; flex-direction: column; gap: 8px; }
      .youtube-intro { padding: 20px; }
    }
  
/* お問い合わせ欄 */
.contact-frame { display:block; width:100%; max-width:720px; height:1180px; margin-top:32px; border:0; }

/* お問い合わせ専用ページへのボタン */
.contact-page-link { display:inline-flex; align-items:center; gap:24px; margin-top:32px; padding:20px 28px; border:1px solid #b5964d; background:#b5964d; color:#111; text-decoration:none; font-weight:700; }
.contact-page-link:focus-visible { outline:3px solid #f13983; outline-offset:6px; }