@charset "UTF-8";
/* ==========================================================================
   GOLDFISHING 合同会社 — Design System
   Concept : 「深海と金箔」 Abyss & Gold Leaf
   Palette : 極夜の紺 × 金 × 檜（ひのき）
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. Tokens
   -------------------------------------------------------------------------- */
:root {
  /* color */
  --abyss:      #05090f;
  --abyss-2:    #0a121c;
  --abyss-3:    #101c29;
  --ink:        #16232f;

  --gold:       #c9a24d;
  --gold-lt:    #f3e3b6;
  --gold-dp:    #8a6a24;
  --hinoki:     #d6b087;

  --foam:       #eaf0f5;
  --muted:      rgba(234, 240, 245, 0.60);
  --muted-2:    rgba(234, 240, 245, 0.38);
  --hair:       rgba(201, 162, 77, 0.28);
  --hair-soft:  rgba(234, 240, 245, 0.10);

  /* type */
  --f-display:  "Shippori Mincho B1", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --f-latin:    "Cormorant Garamond", "Shippori Mincho B1", serif;
  --f-body:     "Zen Kaku Gothic New", "Hiragino Sans", "Noto Sans JP", sans-serif;

  /* metric */
  --shell:      min(1180px, 88vw);
  --shell-wide: min(1440px, 94vw);
  --gutter:     clamp(20px, 5vw, 64px);
  --sec-y:      clamp(88px, 12vw, 176px);

  /* motion */
  --ease:       cubic-bezier(0.22, 0.68, 0.28, 1);
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   1. Reset / base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--abyss);
  color: var(--foam);
  font-family: var(--f-body);
  font-size: clamp(15px, 1.02vw, 16.5px);
  font-weight: 400;
  line-height: 2.05;
  letter-spacing: 0.045em;
  font-feature-settings: "palt" 1;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, p, figure, dl, dd, ul { margin: 0; padding: 0; }
ul { list-style: none; }

::selection { background: var(--gold); color: var(--abyss); }

/* film grain — 全面に薄く敷いて「印刷物」の質感を作る */
body::after {
  content: "";
  position: fixed;
  inset: -50%;
  z-index: 9000;
  pointer-events: none;
  opacity: 0.030;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 6s steps(6) infinite;
}
@keyframes grain {
  0%   { transform: translate(0, 0); }
  20%  { transform: translate(-4%, 3%); }
  40%  { transform: translate(3%, -5%); }
  60%  { transform: translate(-5%, -2%); }
  80%  { transform: translate(4%, 4%); }
  100% { transform: translate(0, 0); }
}

/* --------------------------------------------------------------------------
   2. Typography utilities
   -------------------------------------------------------------------------- */
.u-shell      { width: var(--shell); margin-inline: auto; }
.u-shell-wide { width: var(--shell-wide); margin-inline: auto; }

.t-en {
  font-family: var(--f-latin);
  font-weight: 400;
  letter-spacing: 0.18em;
  font-feature-settings: normal;
}

.t-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.85em;
  font-family: var(--f-latin);
  font-size: 0.78rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--gold);
}
.t-eyebrow::before {
  content: "";
  width: clamp(28px, 4vw, 56px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
}

.t-title {
  font-family: var(--f-display);
  font-weight: 700;
  line-height: 1.42;
  letter-spacing: 0.10em;
  font-size: clamp(1.72rem, 3.5vw, 2.9rem);
}
.t-title em {
  font-style: normal;
  background: linear-gradient(180deg, var(--gold-lt) 12%, var(--gold) 52%, var(--gold-dp) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.t-lede {
  font-size: clamp(0.95rem, 1.15vw, 1.06rem);
  color: var(--muted);
  line-height: 2.2;
}

.t-gold { color: var(--gold); }

/* 縦組みの章番号ラベル */
.t-rail {
  writing-mode: vertical-rl;
  font-family: var(--f-latin);
  font-size: 0.74rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--muted-2);
  white-space: nowrap;
}

.rule {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, var(--hair), transparent 72%);
  transform-origin: left;
}

/* --------------------------------------------------------------------------
   3. Buttons
   -------------------------------------------------------------------------- */
.btn {
  --pad: 1.05em 2.5em;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.9em;
  padding: var(--pad);
  font-size: 0.86rem;
  letter-spacing: 0.16em;
  border: 1px solid var(--hair);
  background: transparent;
  color: var(--gold-lt);
  cursor: pointer;
  overflow: hidden;
  transition: color 0.5s var(--ease), border-color 0.5s var(--ease);
}
.btn > * { position: relative; z-index: 1; }
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, var(--gold-dp), var(--gold) 45%, var(--gold-lt));
  transform: translateY(101%);
  transition: transform 0.55s var(--ease-out);
}
.btn:hover, .btn:focus-visible {
  color: var(--abyss);
  border-color: var(--gold);
}
.btn:hover::before, .btn:focus-visible::before { transform: translateY(0); }
.btn .arw { transition: transform 0.45s var(--ease-out); }
.btn:hover .arw { transform: translateX(5px); }

.btn--solid {
  border-color: var(--gold);
  color: var(--abyss);
}
.btn--solid::before { transform: translateY(0); }
.btn--solid:hover::before { transform: translateY(-101%); }
.btn--solid:hover { color: var(--gold-lt); }

/* テキストリンク（下線がスワイプする） */
.link {
  position: relative;
  display: inline-block;
  color: var(--gold-lt);
  letter-spacing: 0.1em;
  padding-bottom: 3px;
}
.link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease-out);
}
.link:hover::after { transform: scaleX(1); transform-origin: left; }

/* --------------------------------------------------------------------------
   4. Header
   -------------------------------------------------------------------------- */
.hdr {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(16px, 2.2vw, 26px) var(--gutter);
  transition: background 0.6s var(--ease), backdrop-filter 0.6s var(--ease),
              padding 0.6s var(--ease), border-color 0.6s var(--ease);
  border-bottom: 1px solid transparent;
}
.hdr.is-stuck {
  padding-block: clamp(10px, 1.4vw, 15px);
  background: rgba(5, 9, 15, 0.82);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom-color: var(--hair-soft);
}

.brand { display: flex; align-items: center; gap: 0.85rem; }
.brand__mark {
  width: clamp(46px, 5vw, 58px);
  height: auto;
  flex: none;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.55));
  transition: transform 0.6s var(--ease-out);
}
.brand:hover .brand__mark { transform: translateX(3px) scale(1.03); }
.brand__txt { display: flex; flex-direction: column; line-height: 1; }
.brand__name {
  font-family: var(--f-latin);
  font-size: 1.02rem;
  letter-spacing: 0.30em;
  background: linear-gradient(100deg, var(--gold-dp), var(--gold-lt) 40%, var(--gold) 70%, var(--gold-lt));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.brand__sub {
  margin-top: 6px;
  font-size: 0.58rem;
  letter-spacing: 0.30em;
  color: var(--muted-2);
}

.nav { display: flex; align-items: center; gap: clamp(1.1rem, 2.1vw, 2.1rem); }
.nav a {
  position: relative;
  font-size: 0.80rem;
  letter-spacing: 0.14em;
  color: var(--muted);
  transition: color 0.4s var(--ease);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -7px;
  width: 100%; height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease-out);
}
.nav a:hover { color: var(--gold-lt); }
.nav a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav .btn { --pad: 0.78em 1.7em; font-size: 0.76rem; }
.nav .btn::after { display: none; }

/* burger */
.burger {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--hair);
  background: transparent;
  cursor: pointer;
  position: relative;
}
.burger span {
  position: absolute;
  left: 12px;
  width: 20px; height: 1px;
  background: var(--gold-lt);
  transition: transform 0.4s var(--ease), opacity 0.25s;
}
.burger span:nth-child(1) { top: 17px; }
.burger span:nth-child(2) { top: 22px; }
.burger span:nth-child(3) { top: 27px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

@media (max-width: 900px) {
  .burger { display: block; }
  /* オーバーレイより手前にロゴと閉じるボタンを出す */
  .brand, .burger { position: relative; z-index: 2; }
  .nav {
    position: fixed;
    inset: 0;
    z-index: 1;
    flex-direction: column;
    justify-content: center;
    gap: 2.2rem;
    background: linear-gradient(170deg, var(--abyss-2), var(--abyss));
    clip-path: circle(0% at calc(100% - 44px) 44px);
    transition: clip-path 0.7s var(--ease-out);
  }
  .nav.is-open { clip-path: circle(150% at calc(100% - 44px) 44px); }
  .nav a { font-size: 1.05rem; letter-spacing: 0.2em; }
}

/* --------------------------------------------------------------------------
   5. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  padding: clamp(130px, 17vh, 190px) var(--gutter) clamp(48px, 8vh, 96px);
  overflow: hidden;
  isolation: isolate;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: -3;
}
.hero__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 58% 50%;
  filter: saturate(0.72) contrast(1.06) brightness(0.5);
  transform: scale(1.08);
  animation: heroDrift 24s var(--ease) infinite alternate;
}
@keyframes heroDrift {
  from { transform: scale(1.08) translate3d(0, 0, 0); }
  to   { transform: scale(1.14) translate3d(-1.6%, -1.2%, 0); }
}

/* 深海のグラデーション被膜 */
.hero__veil {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(120% 88% at 78% 22%, rgba(21, 92, 122, 0.42), transparent 62%),
    radial-gradient(90% 70% at 12% 84%, rgba(138, 106, 36, 0.24), transparent 66%),
    linear-gradient(96deg, rgba(5, 9, 15, 0.92) 0%, rgba(5, 9, 15, 0.62) 38%, rgba(5, 9, 15, 0.12) 72%),
    linear-gradient(184deg, rgba(5, 9, 15, 0.62) 0%, rgba(5, 9, 15, 0.30) 42%, var(--abyss) 97%);
}

/* 水面のコースティクス（CSSのみ） */
.hero__caustics {
  position: absolute;
  inset: -20%;
  z-index: -1;
  opacity: 0.30;
  mix-blend-mode: screen;
  background:
    repeating-conic-gradient(from 12deg at 32% 38%, rgba(120, 205, 235, 0.16) 0deg 8deg, transparent 8deg 26deg),
    repeating-conic-gradient(from -40deg at 70% 66%, rgba(201, 162, 77, 0.12) 0deg 6deg, transparent 6deg 24deg);
  filter: blur(28px);
  animation: caustics 18s ease-in-out infinite alternate;
}
@keyframes caustics {
  from { transform: translate3d(-2%, 0, 0) rotate(0deg) scale(1); }
  to   { transform: translate3d(3%, -3%, 0) rotate(6deg) scale(1.12); }
}

.hero__inner {
  width: var(--shell-wide);
  margin-inline: auto;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(20px, 3vw, 48px);
  align-items: end;
}

.hero__rail { padding-bottom: 6px; }

.hero__copy { max-width: min(880px, 100%); }

.hero__kicker {
  font-family: var(--f-latin);
  font-size: clamp(0.72rem, 1vw, 0.84rem);
  letter-spacing: 0.44em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.hero__h1 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.95rem, 4.6vw, 3.65rem);
  line-height: 1.36;
  letter-spacing: 0.055em;
  margin-bottom: clamp(20px, 3vw, 34px);
}
.hero__h1 .l { display: block; overflow: hidden; }
.hero__h1 .l > span { display: block; }
.hero__h1 .g {
  background: linear-gradient(178deg, var(--gold-lt) 0%, var(--gold) 46%, var(--gold-dp) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__lede {
  max-width: 42em;
  font-size: clamp(0.9rem, 1.1vw, 1rem);
  line-height: 2.3;
  color: var(--muted);
  margin-bottom: clamp(28px, 4vw, 44px);
}

.hero__acts { display: flex; flex-wrap: wrap; gap: 14px; }

.hero__scroll {
  position: absolute;
  right: var(--gutter);
  bottom: 0;
  display: grid;
  justify-items: center;
  gap: 12px;
}
.hero__scroll span {
  writing-mode: vertical-rl;
  font-family: var(--f-latin);
  font-size: 0.66rem;
  letter-spacing: 0.36em;
  color: var(--muted-2);
  text-transform: uppercase;
}
.hero__scroll i {
  display: block;
  width: 1px; height: clamp(60px, 9vh, 96px);
  background: linear-gradient(var(--gold), transparent);
  transform-origin: top;
  animation: scrollLine 2.4s var(--ease) infinite;
}
@keyframes scrollLine {
  0%   { transform: scaleY(0); opacity: 0; }
  35%  { opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}

@media (max-width: 720px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__rail { display: none; }
  .hero__scroll { display: none; }
}

/* --------------------------------------------------------------------------
   6. Section frame
   -------------------------------------------------------------------------- */
.sec { position: relative; padding-block: var(--sec-y); overflow: hidden; }
.sec--tint { background: linear-gradient(180deg, var(--abyss), var(--abyss-2) 45%, var(--abyss)); }

/* 檜のテクスチャを敷いたセクション */
.sec--wood { position: relative; isolation: isolate; }
.sec--wood::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: url("/assets/img/hinoki.jpg") center / cover no-repeat;
  opacity: 0.15;
  filter: saturate(0.6) brightness(0.55);
  mask-image: linear-gradient(180deg, transparent, rgba(0,0,0,0.95) 30%, rgba(0,0,0,0.95) 70%, transparent);
  -webkit-mask-image: linear-gradient(180deg, transparent, rgba(0,0,0,0.95) 30%, rgba(0,0,0,0.95) 70%, transparent);
}
.sec--wood::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, var(--abyss), rgba(5,9,15,0.72) 40%, rgba(5,9,15,0.82) 68%, var(--abyss));
}

/* 下層ページのヒーロー背景写真 */
.phero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}
.phero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(0.65) brightness(0.7);
  mask-image: linear-gradient(96deg, transparent, rgba(0,0,0,0.35) 42%, rgba(0,0,0,0.95));
  -webkit-mask-image: linear-gradient(96deg, transparent, rgba(0,0,0,0.35) 42%, rgba(0,0,0,0.95));
}

.sec__head {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  margin-bottom: clamp(44px, 6vw, 78px);
}
.sec__head .t-lede { max-width: 44em; }

/* 背景に薄く浮かぶ数字／欧文 */
.ghost {
  position: absolute;
  font-family: var(--f-latin);
  font-weight: 300;
  font-size: clamp(5rem, 13vw, 12rem);
  line-height: 0.86;
  letter-spacing: 0.02em;
  color: rgba(234, 240, 245, 0.030);
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

/* --------------------------------------------------------------------------
   7. Two axes（二軸イントロ）
   -------------------------------------------------------------------------- */
.axes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 3vw, 46px);
  position: relative;
  z-index: 1;
}
.axes__card {
  position: relative;
  padding: clamp(28px, 3.4vw, 46px);
  border: 1px solid var(--hair-soft);
  background: linear-gradient(160deg, rgba(22, 35, 47, 0.55), rgba(10, 18, 28, 0.35));
  overflow: hidden;
  transition: border-color 0.6s var(--ease), transform 0.6s var(--ease-out);
}
.axes__card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(90% 70% at 100% 0%, rgba(201, 162, 77, 0.16), transparent 60%);
  opacity: 0;
  transition: opacity 0.6s var(--ease);
}
.axes__card:hover { border-color: var(--hair); transform: translateY(-4px); }
.axes__card:hover::before { opacity: 1; }
.axes__card > * { position: relative; }
.axes__num {
  font-family: var(--f-latin);
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  margin-bottom: 1.2em;
  display: block;
}
.axes__ttl {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 1.9vw, 1.55rem);
  letter-spacing: 0.09em;
  margin-bottom: 0.9em;
}
.axes__txt { font-size: 0.9rem; color: var(--muted); line-height: 2.15; }
@media (max-width: 800px) { .axes { grid-template-columns: 1fr; } }

/* --------------------------------------------------------------------------
   8. Business blocks（01 / 02 の非対称レイアウト）
   -------------------------------------------------------------------------- */
.biz { position: relative; z-index: 1; }
.biz + .biz { margin-top: clamp(80px, 11vw, 168px); }

.biz__grid {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: clamp(28px, 4.5vw, 82px);
  align-items: center;
}
.biz--flip .biz__grid { grid-template-columns: 0.98fr 1.02fr; }
.biz--flip .biz__visual { order: -1; }

.biz__no {
  font-family: var(--f-latin);
  font-size: clamp(3.4rem, 7vw, 6.2rem);
  line-height: 0.8;
  font-weight: 300;
  background: linear-gradient(178deg, var(--gold-lt), var(--gold) 55%, transparent 130%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.22em;
}
.biz__ttl {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  letter-spacing: 0.10em;
  line-height: 1.45;
  margin-bottom: 0.5em;
}
.biz__ttl small {
  display: block;
  margin-top: 0.9em;
  font-family: var(--f-body);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--gold);
}
.biz__txt { color: var(--muted); font-size: 0.93rem; line-height: 2.25; }
.biz__txt + .biz__txt { margin-top: 1.4em; }

.biz__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(22px, 3vw, 34px) 0;
}
.biz__tags li {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  padding: 0.42em 1.05em;
  border: 1px solid var(--hair-soft);
  color: var(--muted);
  transition: border-color 0.4s, color 0.4s;
}
.biz__tags li:hover { border-color: var(--hair); color: var(--gold-lt); }

.biz__visual { position: relative; }
.biz__visual figure {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--abyss-3);
}
.biz__visual img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.88) brightness(0.96);
  transform: scale(1.02);
  transition: transform 1.1s var(--ease-out), filter 0.8s var(--ease);
}
.biz__visual:hover img { transform: scale(1.07); filter: saturate(1) brightness(1.08); }
/* 金の枠線をずらして重ねる */
.biz__visual::after {
  content: "";
  position: absolute;
  inset: clamp(12px, 1.6vw, 22px) calc(clamp(12px, 1.6vw, 22px) * -1) calc(clamp(12px, 1.6vw, 22px) * -1) clamp(12px, 1.6vw, 22px);
  border: 1px solid var(--hair);
  pointer-events: none;
  z-index: -1;
}
/* 写真が未用意のときのプレースホルダ */
.coming {
  position: relative;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 1.2em;
  aspect-ratio: 4 / 5;
  padding: 2em;
  text-align: center;
  border: 1px solid var(--hair-soft);
  background:
    radial-gradient(78% 58% at 50% 32%, rgba(21, 92, 122, 0.24), transparent 72%),
    linear-gradient(165deg, var(--abyss-3), var(--abyss));
  overflow: hidden;
}
/* 内側に金の細枠 */
.coming::before {
  content: "";
  position: absolute;
  inset: clamp(12px, 1.6vw, 20px);
  border: 1px solid var(--hair);
  opacity: 0.55;
}
/* ゆっくり流れる光 */
.coming::after {
  content: "";
  position: absolute;
  inset: -40%;
  background: linear-gradient(104deg, transparent 42%, rgba(243, 227, 182, 0.07) 50%, transparent 58%);
  animation: comingSheen 7s ease-in-out infinite;
}
@keyframes comingSheen {
  0%, 100% { transform: translateX(-28%); }
  50%      { transform: translateX(28%); }
}
.coming > * { position: relative; z-index: 1; }

.coming__en {
  font-family: var(--f-latin);
  font-size: clamp(1.15rem, 2.1vw, 1.65rem);
  letter-spacing: 0.42em;
  text-indent: 0.42em;
  text-transform: uppercase;
  background: linear-gradient(178deg, var(--gold-lt), var(--gold) 55%, var(--gold-dp));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.coming__rule {
  width: clamp(40px, 6vw, 72px);
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.coming__ja {
  font-size: 0.82rem;
  line-height: 2;
  color: var(--muted-2);
  letter-spacing: 0.1em;
}

@media (prefers-reduced-motion: reduce) {
  .coming::after { animation: none; }
}

.biz__cap {
  margin-top: 14px;
  font-family: var(--f-latin);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--muted-2);
  text-transform: uppercase;
}

@media (max-width: 860px) {
  .biz__grid, .biz--flip .biz__grid { grid-template-columns: 1fr; }
  .biz--flip .biz__visual { order: 0; }
  .biz__visual figure { aspect-ratio: 3 / 2; }
}

/* --------------------------------------------------------------------------
   9. Value list（提供価値／ソリューション）
   -------------------------------------------------------------------------- */
.vals { display: grid; gap: 0; position: relative; z-index: 1; }
.vals__item {
  display: grid;
  grid-template-columns: clamp(52px, 7vw, 96px) 1fr;
  gap: clamp(18px, 3vw, 44px);
  padding: clamp(26px, 3.4vw, 40px) 0;
  border-top: 1px solid var(--hair-soft);
  transition: background 0.6s var(--ease);
}
.vals__item:last-child { border-bottom: 1px solid var(--hair-soft); }
.vals__item:hover { background: linear-gradient(90deg, rgba(201, 162, 77, 0.05), transparent 70%); }
.vals__no {
  font-family: var(--f-latin);
  font-size: 0.86rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  padding-top: 0.5em;
}
.vals__ttl {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.02rem, 1.5vw, 1.24rem);
  letter-spacing: 0.08em;
  margin-bottom: 0.75em;
}
.vals__txt { font-size: 0.9rem; color: var(--muted); line-height: 2.15; }
.vals__pts {
  display: flex; flex-wrap: wrap;
  gap: 6px 22px;
  margin-top: 1.2em;
}
.vals__pts li {
  position: relative;
  padding-left: 15px;
  font-size: 0.82rem;
  color: var(--muted);
}
.vals__pts li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.92em;
  width: 7px; height: 1px;
  background: var(--gold);
}

/* --------------------------------------------------------------------------
   10. Needs（このようなご要望に）
   -------------------------------------------------------------------------- */
.needs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: 1px;
  background: var(--hair-soft);
  border: 1px solid var(--hair-soft);
  position: relative;
  z-index: 1;
}
.needs li {
  background: var(--abyss);
  padding: clamp(22px, 2.6vw, 32px);
  font-size: 0.88rem;
  line-height: 1.95;
  color: var(--muted);
  transition: background 0.5s var(--ease), color 0.5s var(--ease);
}
.needs li:hover { background: var(--abyss-3); color: var(--foam); }
.needs li b {
  display: block;
  font-family: var(--f-latin);
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--gold);
  margin-bottom: 0.9em;
}

/* --------------------------------------------------------------------------
   11. Message（ご挨拶）
   -------------------------------------------------------------------------- */
.msg__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(30px, 5vw, 88px);
  position: relative;
  z-index: 1;
}
.msg__aside { position: relative; }
.msg__aside figure {
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--abyss-3);
  border: 1px solid var(--hair-soft);
}
.msg__aside img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.55) brightness(0.78) contrast(1.05);
}

/* ブランドロゴを飾るエンブレム枠（透過PNG用） */
.msg__emblem {
  display: grid;
  place-items: center;
  padding: clamp(24px, 4vw, 48px);
  aspect-ratio: 3 / 4;
  border: 1px solid var(--hair-soft);
  background:
    radial-gradient(70% 55% at 50% 42%, rgba(21, 92, 122, 0.30), transparent 70%),
    linear-gradient(165deg, var(--abyss-3), var(--abyss));
  position: relative;
  overflow: hidden;
}
.msg__emblem::before {
  content: "";
  position: absolute;
  inset: clamp(12px, 1.6vw, 20px);
  border: 1px solid var(--hair);
  opacity: 0.5;
}
.msg__emblem img {
  width: 100%; height: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 34px rgba(0, 0, 0, 0.6));
}
.msg__sign {
  margin-top: clamp(20px, 2.6vw, 30px);
  display: grid;
  gap: 6px;
}
.msg__sign small { font-size: 0.72rem; letter-spacing: 0.22em; color: var(--muted-2); }
.msg__sign strong {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.18rem;
  letter-spacing: 0.18em;
}
.msg__body p { color: var(--muted); font-size: 0.93rem; line-height: 2.3; }
.msg__body p + p { margin-top: 1.5em; }
.msg__body .lead {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.14rem, 2vw, 1.5rem);
  line-height: 1.9;
  letter-spacing: 0.09em;
  color: var(--foam);
  margin-bottom: 1.7em;
}
.msg__pull {
  margin: clamp(30px, 4vw, 48px) 0;
  padding: clamp(22px, 3vw, 34px) clamp(24px, 3.4vw, 40px);
  border-left: 1px solid var(--gold);
  background: linear-gradient(90deg, rgba(201, 162, 77, 0.07), transparent 78%);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  line-height: 2;
  letter-spacing: 0.1em;
}
@media (max-width: 860px) {
  .msg__grid { grid-template-columns: 1fr; }
  .msg__aside figure { aspect-ratio: 16 / 10; }
}

/* --------------------------------------------------------------------------
   12. News
   -------------------------------------------------------------------------- */
.news { position: relative; z-index: 1; }
.news__item {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  gap: clamp(14px, 2.4vw, 34px);
  align-items: baseline;
  padding: clamp(22px, 2.8vw, 30px) 0;
  border-top: 1px solid var(--hair-soft);
  transition: padding-left 0.55s var(--ease-out), background 0.55s var(--ease);
}
.news__item:last-child { border-bottom: 1px solid var(--hair-soft); }
.news__item:hover { padding-left: 14px; background: linear-gradient(90deg, rgba(201, 162, 77, 0.05), transparent 60%); }
.news__date { font-family: var(--f-latin); font-size: 0.86rem; letter-spacing: 0.16em; color: var(--gold); }
.news__ttl { font-size: 0.95rem; letter-spacing: 0.06em; }
.news__more { font-family: var(--f-latin); font-size: 0.74rem; letter-spacing: 0.2em; color: var(--muted-2); }
.news__item:hover .news__more { color: var(--gold-lt); }
@media (max-width: 640px) {
  .news__item { grid-template-columns: 1fr; gap: 8px; }
  .news__more { display: none; }
}

/* --------------------------------------------------------------------------
   13. Company table
   -------------------------------------------------------------------------- */
.co__grid {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
  position: relative;
  z-index: 1;
}
.co__dl { display: grid; }
.co__row {
  display: grid;
  grid-template-columns: clamp(88px, 12vw, 150px) 1fr;
  gap: clamp(14px, 2.4vw, 32px);
  padding: clamp(18px, 2.2vw, 24px) 0;
  border-top: 1px solid var(--hair-soft);
}
.co__row:last-child { border-bottom: 1px solid var(--hair-soft); }
.co__row dt { font-size: 0.8rem; letter-spacing: 0.16em; color: var(--gold); }
.co__row dd { font-size: 0.92rem; color: var(--foam); line-height: 1.95; }
.co__map {
  position: relative;
  border: 1px solid var(--hair-soft);
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.co__map iframe { width: 100%; height: 100%; border: 0; display: block; filter: grayscale(0.75) contrast(0.92); }
/* 明るい地図を暗いトーンに寄せる被膜（クリックは透過） */
.co__map::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, #2b3d52, #16222f);
  mix-blend-mode: multiply;
}

.co__row dd .link + .link { margin-left: 1.6em; }
@media (max-width: 860px) { .co__grid { grid-template-columns: 1fr; } }

/* --------------------------------------------------------------------------
   14. Contact form
   -------------------------------------------------------------------------- */
.contact {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(80% 60% at 82% 8%, rgba(21, 92, 122, 0.20), transparent 60%),
    linear-gradient(180deg, var(--abyss), var(--abyss-2));
  border-top: 1px solid var(--hair-soft);
}
.contact__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}
.contact__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 50% 20%;
  opacity: 0.15;
  filter: saturate(0.6) contrast(1.05) brightness(0.9);
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.95), rgba(0,0,0,0.35) 34%, transparent 62%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.95), rgba(0,0,0,0.35) 34%, transparent 62%);
}

.contact__grid {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(34px, 5vw, 86px);
  position: relative;
  z-index: 1;
}
.contact__side .t-lede { max-width: 24em; }
.contact__direct { margin-top: clamp(28px, 3.4vw, 40px); display: grid; gap: 18px; }
.contact__direct a, .contact__direct span { display: grid; gap: 4px; }
.contact__direct small { font-family: var(--f-latin); font-size: 0.68rem; letter-spacing: 0.26em; color: var(--muted-2); text-transform: uppercase; }
.contact__direct b { font-family: var(--f-latin); font-size: 1.08rem; letter-spacing: 0.08em; font-weight: 400; color: var(--gold-lt); }

.form { display: grid; gap: clamp(18px, 2.4vw, 26px); }
.form__row { display: grid; gap: 10px; }
.form__row--2 { grid-template-columns: 1fr 1fr; gap: clamp(16px, 2.4vw, 26px); }
@media (max-width: 640px) { .form__row--2 { grid-template-columns: 1fr; } }

.form label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--muted);
}
.req {
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  padding: 0.24em 0.7em;
  color: var(--abyss);
  background: linear-gradient(100deg, var(--gold), var(--gold-lt));
}
.opt {
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  padding: 0.24em 0.7em;
  border: 1px solid var(--hair-soft);
  color: var(--muted-2);
}

.form input[type="text"],
.form input[type="email"],
.form input[type="tel"],
.form textarea {
  width: 100%;
  padding: 0.95em 1.1em;
  background: rgba(234, 240, 245, 0.035);
  border: 1px solid var(--hair-soft);
  border-radius: 0;
  color: var(--foam);
  font-size: 0.92rem;
  letter-spacing: 0.05em;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease), box-shadow 0.4s var(--ease);
  -webkit-appearance: none;
  appearance: none;
}
.form textarea { min-height: 168px; resize: vertical; line-height: 1.95; }
.form input::placeholder, .form textarea::placeholder { color: rgba(234, 240, 245, 0.24); }
.form input:focus, .form textarea:focus {
  outline: none;
  border-color: var(--gold);
  background: rgba(234, 240, 245, 0.06);
  box-shadow: 0 0 0 3px rgba(201, 162, 77, 0.12);
}

.form__check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.84rem;
  color: var(--muted);
  cursor: pointer;
  letter-spacing: 0.06em;
}
.form__check input { position: absolute; opacity: 0; width: 0; height: 0; }
.form__check i {
  flex: none;
  width: 18px; height: 18px;
  margin-top: 0.42em;
  border: 1px solid var(--hair);
  display: grid;
  place-items: center;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
}
.form__check i::after {
  content: "";
  width: 9px; height: 5px;
  border-left: 1.5px solid var(--abyss);
  border-bottom: 1.5px solid var(--abyss);
  transform: rotate(-45deg) scale(0);
  transition: transform 0.3s var(--ease-out);
}
.form__check input:checked + i { background: var(--gold); border-color: var(--gold); }
.form__check input:checked + i::after { transform: rotate(-45deg) scale(1); }
.form__check input:focus-visible + i { box-shadow: 0 0 0 3px rgba(201, 162, 77, 0.22); }

.form__note { font-size: 0.76rem; color: var(--muted-2); line-height: 1.9; }
.form__msg {
  padding: 1em 1.2em;
  font-size: 0.86rem;
  border: 1px solid var(--hair);
  background: rgba(201, 162, 77, 0.08);
  display: none;
}
.form__msg.is-on { display: block; }
.form__msg.is-err { border-color: #b4534a; background: rgba(180, 83, 74, 0.12); }

/* honeypot */
.hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* --------------------------------------------------------------------------
   15. Footer
   -------------------------------------------------------------------------- */
.ftr {
  border-top: 1px solid var(--hair-soft);
  background: var(--abyss);
  padding-block: clamp(48px, 6vw, 78px) clamp(24px, 3vw, 34px);
}
.ftr__top {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: clamp(28px, 4vw, 60px);
  padding-bottom: clamp(36px, 4.4vw, 56px);
  border-bottom: 1px solid var(--hair-soft);
}
.ftr__lead { font-size: 0.84rem; color: var(--muted); line-height: 2.1; max-width: 23em; margin-top: 1.4em; }
.ftr__col h4 {
  font-family: var(--f-latin);
  font-size: 0.7rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.6em;
}
.ftr__col li + li { margin-top: 0.9em; }
.ftr__col a { font-size: 0.84rem; color: var(--muted); transition: color 0.4s var(--ease); }
.ftr__col a:hover { color: var(--gold-lt); }
.ftr__btm {
  padding-top: clamp(20px, 2.4vw, 28px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  justify-content: space-between;
  align-items: center;
}
.ftr__cr { font-family: var(--f-latin); font-size: 0.7rem; letter-spacing: 0.2em; color: var(--muted-2); }
.ftr__links { display: flex; gap: 22px; }
.ftr__links a { font-size: 0.74rem; letter-spacing: 0.12em; color: var(--muted-2); }
.ftr__links a:hover { color: var(--gold-lt); }
@media (max-width: 800px) { .ftr__top { grid-template-columns: 1fr; } }

/* to top */
.totop {
  position: fixed;
  right: clamp(14px, 2vw, 26px);
  bottom: clamp(14px, 2vw, 26px);
  z-index: 150;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border: 1px solid var(--hair);
  background: rgba(5, 9, 15, 0.7);
  backdrop-filter: blur(8px);
  color: var(--gold);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease-out), background 0.4s;
}
.totop.is-on { opacity: 1; pointer-events: auto; transform: none; }
.totop:hover { background: var(--gold); color: var(--abyss); }

/* --------------------------------------------------------------------------
   16. Page hero（下層ページ）
   -------------------------------------------------------------------------- */
.phero {
  position: relative;
  padding: clamp(150px, 20vh, 230px) var(--gutter) clamp(56px, 8vw, 100px);
  overflow: hidden;
  border-bottom: 1px solid var(--hair-soft);
  background:
    radial-gradient(90% 70% at 84% 0%, rgba(21, 92, 122, 0.28), transparent 62%),
    radial-gradient(70% 60% at 4% 100%, rgba(138, 106, 36, 0.16), transparent 64%),
    linear-gradient(180deg, var(--abyss-2), var(--abyss));
}
.phero__inner { width: var(--shell); margin-inline: auto; position: relative; z-index: 1; }
.phero h1 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 4.4vw, 3.2rem);
  letter-spacing: 0.1em;
  line-height: 1.4;
  margin-top: 0.5em;
}
.phero p { margin-top: 1.4em; max-width: 40em; color: var(--muted); font-size: 0.94rem; }

.crumb { display: flex; gap: 10px; align-items: center; font-size: 0.72rem; letter-spacing: 0.14em; color: var(--muted-2); margin-bottom: 2.2em; }
.crumb a:hover { color: var(--gold-lt); }
.crumb span { color: var(--gold); }

/* 記事本文 */
.prose { max-width: 43em; }
.prose h2 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.1vw, 1.55rem);
  letter-spacing: 0.09em;
  margin: 2.6em 0 1em;
  padding-left: 0.8em;
  border-left: 2px solid var(--gold);
  line-height: 1.7;
}
.prose h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  margin: 2.2em 0 0.8em;
  color: var(--gold-lt);
}
.prose p { color: var(--muted); font-size: 0.93rem; line-height: 2.25; }
.prose p + p { margin-top: 1.3em; }
.prose ul { margin: 1.2em 0; display: grid; gap: 0.6em; }
.prose ul li { position: relative; padding-left: 1.2em; font-size: 0.9rem; color: var(--muted); }
.prose ul li::before { content: ""; position: absolute; left: 0; top: 1em; width: 8px; height: 1px; background: var(--gold); }
.prose ol { margin: 1.2em 0 1.2em 1.4em; display: grid; gap: 0.6em; color: var(--muted); font-size: 0.9rem; }
.prose a { color: var(--gold-lt); border-bottom: 1px solid var(--hair); }
.prose a:hover { border-bottom-color: var(--gold); }
.prose strong { color: var(--foam); font-weight: 700; }

/* --------------------------------------------------------------------------
   17. Reveal animation
   -------------------------------------------------------------------------- */
.rv {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1s var(--ease-out), transform 1.1s var(--ease-out);
  transition-delay: var(--d, 0ms);
}
.rv.is-in { opacity: 1; transform: none; }

.rv-line { transform: scaleX(0); transition: transform 1.2s var(--ease-out); transition-delay: var(--d, 0ms); }
.rv-line.is-in { transform: scaleX(1); }

/* ヒーローのロード時アニメーション */
.hero .lo { opacity: 0; transform: translateY(30px); }
.hero.is-ready .lo {
  animation: rise 1.15s var(--ease-out) forwards;
  animation-delay: var(--d, 0ms);
}
@keyframes rise {
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .rv, .rv-line, .hero .lo { opacity: 1 !important; transform: none !important; animation: none !important; }
  .hero__media img, .hero__caustics, body::after { animation: none !important; }
}

/* --------------------------------------------------------------------------
   18. a11y
   -------------------------------------------------------------------------- */
.skip {
  position: absolute;
  left: 12px; top: -60px;
  z-index: 999;
  padding: 0.7em 1.2em;
  background: var(--gold);
  color: var(--abyss);
  transition: top 0.3s var(--ease);
}
.skip:focus { top: 12px; }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }