/*
Theme Name: Ryo Kobayashi Portfolio
Theme URI: https://tonmana.work/kobayashi/
Author: Ryo Kobayashi
Author URI: https://tonmana.work/kobayashi/
Description: Personal portfolio with Spline 3D KV. News custom post type with /news/{post_id} permalink.
Version: 1.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ryo-kobayashi-portfolio
*/

/* ============================================
   Portfolio — Spline KV
   ============================================ */

:root {
  --bg: #0e0e10;
  --bg-soft: #16161a;
  --fg: #f3f1ec;
  --fg-soft: #a8a39a;
  --line: rgba(243, 241, 236, 0.12);
  --accent: #d6c7a1;

  --font-sans: 'Inter', 'Helvetica Neue', Arial, 'Yu Gothic', sans-serif;
  --font-serif: 'Cormorant Garamond', 'Times New Roman', serif;

  --max: 1280px;
  --pad: clamp(20px, 4vw, 64px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
em { font-family: var(--font-serif); font-style: italic; font-weight: 300; }

/* ============ Opening overlay ============ */
/* 最初に表示される全画面オーバーレイ。logo がフェードイン → ライン伸び → ホールド → 上にスライドアウト */
.opening {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: auto;
  /* slide out 用 */
  transition: transform 0.9s cubic-bezier(0.76, 0, 0.24, 1);
  will-change: transform;
}
.opening.is-out {
  transform: translateY(-100%);
}
.opening__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.opening__brand {
  font-family: var(--font-serif);
  font-size: clamp(48px, 7vw, 96px);
  letter-spacing: 0.03em;
  color: var(--fg);
  line-height: 1;
}
.opening__brand .dot { color: var(--accent); }
.opening__line {
  width: 0;
  height: 1px;
  background: var(--fg);
  opacity: 0.5;
  margin: 22px 0 14px;
}
.opening__sub {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--fg-soft);
}

/* ============ Side vignette (左右の暗いグラデ) ============ */
/* 画面の左右に「ふわっ」と暗くなるだけのソフトな vignette。
   幅広めでピーク濃度は低め、stop を細かく区切ってわざとらしさを消す。
   pointer-events:none で操作には干渉しない。
   z-index は section(2) より上、header(50) より下。 */
body::before,
body::after {
  content: '';
  position: fixed;
  top: 0;
  /* モバイルで URL バー切替で隙間ができないように、動的ビューポート高さを使う。
     bottom:0 は iOS Safari で URL バー裏に隠れることがあるので使わない。
     dvh (dynamic viewport height) はバー出現/退避に追従。lvh は最大値で fallback。 */
  height: 100vh;       /* fallback */
  height: 100lvh;      /* 最大ビューポート */
  height: 100dvh;      /* 動的ビューポート(これが最終的に使われる) */
  width: clamp(180px, 26vw, 460px);
  pointer-events: none;
  z-index: 30;
}
body::before {
  left: 0;
  background: linear-gradient(
    to right,
    rgba(0, 0, 0, 0.85) 0%,
    rgba(0, 0, 0, 0.65) 25%,
    rgba(0, 0, 0, 0.42) 50%,
    rgba(0, 0, 0, 0.20) 75%,
    rgba(0, 0, 0, 0)    100%
  );
}
body::after {
  right: 0;
  background: linear-gradient(
    to left,
    rgba(0, 0, 0, 0.85) 0%,
    rgba(0, 0, 0, 0.65) 25%,
    rgba(0, 0, 0, 0.42) 50%,
    rgba(0, 0, 0, 0.20) 75%,
    rgba(0, 0, 0, 0)    100%
  );
}
@media (max-width: 768px) {
  /* SP では幅を狭めて主張を抑える */
  body::before, body::after { width: clamp(60px, 14vw, 130px); }
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* ============ Header ============ */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  padding: 22px clamp(20px, 4vw, 60px) 18px;
  z-index: 50;
  mix-blend-mode: difference;
  /* 下に細い線。PC/SP 共通 */
  border-bottom: 1px solid rgba(255,255,255,0.18);
  /* スマートヘッダー: about 以降で .is-bg 付与、下スクロールで .is-hide */
  transition: transform 0.4s ease, background 0.4s ease, border-color 0.3s;
  will-change: transform;
}
/* about 以降で背景にグラデを乗せる */
.header.is-bg {
  /* 上: 濃い暗 → 下: 透明、ふわっと馴染ませる */
  background: linear-gradient(to top,
    rgba(14, 14, 16, 0) 0%,
    rgba(14, 14, 16, 0.92) 100%);
  /* 背景が乗ると difference では見栄えが悪いので blend mode を解除 */
  mix-blend-mode: normal;
  border-bottom-color: rgba(255, 255, 255, 0.10);
}
/* 下スクロール中は隠す */
.header.is-hide {
  transform: translateY(-100%);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: none;
}
.header__brand {
  display: flex;
  align-items: center;
  gap: 18px;
}
.header__logo {
  font-family: var(--font-serif);
  font-size: 22px;
  letter-spacing: 0.04em;
  color: #fff;
}
.header__logo .dot { color: var(--accent); }
.header__label {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #fff;
  padding-left: 18px;
  border-left: 1px solid rgba(255,255,255,0.3);
  white-space: nowrap;
}
.header__label::before { content: '◆ '; color: var(--accent); }
.nav {
  display: flex;
  gap: clamp(20px, 3vw, 40px);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #fff;
}
.nav a {
  position: relative;
  padding: 6px 0;
  transition: opacity .25s;
}
.nav a:hover { opacity: 0.6; }

/* ============ KV ============ */
/* z-index は付けない（付けると stacking context が分離して子の mix-blend-mode が .bg-3d まで届かなくなる） */
.kv {
  position: relative;
  min-height: 100vh;
  padding: 0;
  background: transparent;
  overflow: hidden;
}

/* ---- 左上: + + 十字モチーフ(CSS) ---- */
/* z-index は付けない: .kv__name の mix-blend-mode が .bg-3d まで届くように
   stacking context を作らないこと(positioned + z-index で SC ができる) */
.kv__crosses {
  position: absolute;
  top: clamp(110px, 12vh, 160px);
  left: clamp(20px, 4vw, 60px);
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.kv__cross {
  position: relative;
  display: block;
  width: 20px;
  height: 20px;
}
.kv__cross::before,
.kv__cross::after {
  content: '';
  position: absolute;
  background: var(--accent);
}
.kv__cross::before {
  top: 50%;
  left: 0; right: 0;
  height: 1px;
  transform: translateY(-50%);
}
.kv__cross::after {
  left: 50%;
  top: 0; bottom: 0;
  width: 1px;
  transform: translateX(-50%);
}

/* ---- 右側: 縦書き日本語 ---- */
.kv__quote-jp {
  position: absolute;
  top: clamp(110px, 14vh, 200px);
  right: clamp(20px, 3vw, 56px);
  margin: 0;
  writing-mode: vertical-rl;
  font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho ProN', serif;
  font-size: 24px;
  letter-spacing: 0.3em;
  line-height: 1.9;
  color: #ffffff;
  pointer-events: none;
}

/* ---- 下部: 名前ブロック ---- */
/* z-index は付けない: 子の .kv__name の mix-blend-mode が .bg-3d まで届くように */
.kv__name-block {
  position: absolute;
  left: clamp(20px, 4vw, 60px);
  right: clamp(20px, 4vw, 60px);
  bottom: clamp(28px, 4vh, 56px);
  pointer-events: none;
  /* .kv__name の font-size を block 幅基準で計算するための container query */
  container-type: inline-size;
}
/* Adversity 行: 左側に英文、右側に diamond モチーフを並べる */
.kv__quote-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 6px;
}
.kv__quote-en {
  margin: 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(13px, 1.1vw, 18px);
  letter-spacing: 0.05em;
  color: var(--accent);
}
.kv__quote-row .kv__diamond {
  /* diamond モチーフは Adversity 行の右端に配置 */
  flex: none;
  width: clamp(80px, 9vw, 130px);
  height: auto;
  display: block;
}

.kv__name {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 300;
  /* container query (cqi) で kv__name-block の幅に対する % 指定。
     18.8cqi で「Ryo Kobayashi」(13文字, italic Cormorant) がブロック右端ギリまで埋まる。
     vw fallback も用意 */
  font-size: clamp(48px, 18.3vw, 380px);
  font-size: clamp(48px, 18.8cqi, 380px);
  line-height: 0.95;
  letter-spacing: -0.01em;
  /* exclusion で 3D の上で反転、暗背景上ではほぼ白 */
  color: #ffffff;
  mix-blend-mode: exclusion;
  white-space: nowrap;
}
.kv__name em {
  font-style: italic;
  font-weight: 300;
  color: #ffffff;
}
.kv__line {
  border: 0;
  border-top: 1px solid var(--fg);
  margin: 8px 0 16px;
  opacity: 0.95;
}
.kv__meta {
  display: flex;
  justify-content: space-between;
  /* 左右の中身の高さが違っても垂直方向は中央で揃える */
  align-items: center;
  gap: 24px;
  /* PC: 横線との間に余白をとって全体を下げる(SP は media query で個別に調整) */
  margin-top: 30px;
}
.kv__meta-left,
.kv__meta-right {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1vw, 16px);
}
.kv__circle {
  width: 36px;
  height: 36px;
  flex: none;
}
.kv__role {
  font-size: 11px;
  letter-spacing: 0.18em;
  line-height: 1.5;
  color: var(--fg);
  text-transform: uppercase;
}
.kv__name-jp {
  font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho ProN', serif;
  font-size: clamp(15px, 1.35vw, 21px);
  letter-spacing: 0.3em;
  color: var(--fg-soft);
}

/* ============ Fixed 3D background layer ============ */
.bg-3d {
  position: fixed;
  inset: 0;
  z-index: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  will-change: transform, opacity;
  filter: drop-shadow(0 40px 80px rgba(0,0,0,0.55));
}
.bg-3d spline-viewer {
  width: min(140vh, 140vw, 1800px);
  aspect-ratio: 1 / 1;
  transform: translateY(-4%);
  background: transparent !important;
  --logo-display: none;
  pointer-events: none;
  touch-action: none;
}
@media (max-width: 768px) {
  /* SP では width を上書きしない（desktop の min(140vh,140vw,1800px) に任せる）。
     viewer の box を狭めると spline 内部の 3D が canvas 外で見切れるため。
     見た目のサイズ調整は applyZoom (index.html の setZoom) 側でやる。 */
  .bg-3d spline-viewer { transform: translateY(-2%); }
}

/* ============ Section common ============ */
section { padding: clamp(80px, 14vh, 160px) 0; }

.section__num {
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--fg-soft);
  margin: 0 0 32px;
}
.section__num::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--fg-soft);
  vertical-align: middle;
  margin-right: 14px;
}

.section__title {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(40px, 6vw, 88px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0 0 80px;
}
.section__title em { color: var(--accent); }

/* ============ About ============ */
.about { background: transparent; position: relative; z-index: 2; }
.about__grid {
  display: grid;
  grid-template-columns: minmax(260px, 340px) 1fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}
.about__photo {
  aspect-ratio: 3 / 4;
  border-radius: 6px;
  overflow: hidden;
  background: linear-gradient(135deg, #2a2a30, #1a1a1f);
  position: relative;
}
.about__photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 60%, rgba(14,14,16,0.4));
  pointer-events: none;
}
.about__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(0.15) contrast(1.05);
}
.about__body {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 6vw, 70px);
}
.about__text {
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 2;
  color: var(--fg-soft);
  margin: 0;
}
.about__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.about__list li {
  display: flex;
  justify-content: space-between;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  letter-spacing: 0.05em;
}
.about__list li span:first-child {
  color: var(--fg-soft);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.2em;
  align-self: center;
}

/* ============ Works ============ */
.works { background: var(--bg-soft); position: relative; z-index: 2; }
.works__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
.works__col {
  display: flex;
  flex-direction: column;
  gap: clamp(60px, 8vw, 120px);
}
.works__col--offset {
  padding-top: clamp(60px, 10vw, 160px);
}

.work {
  display: block;
  color: inherit;
  transition: transform .5s cubic-bezier(.2,.8,.2,1);
}
a.work { cursor: pointer; }
a.work:hover { transform: translateY(-6px); }

.work__thumb {
  border-radius: 6px;
  background: #222;
  margin-bottom: 22px;
  position: relative;
  overflow: hidden;
  min-height: 220px; /* gradient フォールバックの最低高さ */
}
.work__thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(255,255,255,0.06), transparent 60%);
  pointer-events: none;
  z-index: 2;
}
.work__thumb--yeg     { background: linear-gradient(135deg, #2c3a3f, #6fb1a3); }
.work__thumb--ystars  { background: linear-gradient(135deg, #111e45, #fbc311); }
.work__thumb--noguchi { background: linear-gradient(135deg, #1a1414, #2a1a1a); }
.work__thumb--ezo     { background: linear-gradient(135deg, #2e2638, #6e4ea8); }
.work__thumb--fuhdo   { background: linear-gradient(135deg, #3a5a66, #6cb1c4); }
.work__thumb--okoppei { background: linear-gradient(135deg, #2c3a55, #5a6e8a); }
.work__thumb--tanuki  { background: linear-gradient(135deg, #3a2620, #8a5a3a); }
.work__thumb--tombow  { background: linear-gradient(135deg, #1a2e3a, #4a7090); }
.work__thumb--rechain { background: linear-gradient(135deg, #1f2a3a, #3a5470); }
.work__thumb--ice     { background: linear-gradient(135deg, #1c2e3e, #6fa1c4); }

.work__thumb img {
  position: relative;
  width: 100%;
  height: auto;
  display: block;
  z-index: 1;
}

.work--logo {
  cursor: default;
}
.work--logo:hover { transform: none; }
.work--logo .work__thumb::before {
  content: 'LOGO';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 0;
  font-family: var(--font-serif);
  font-size: clamp(28px, 3vw, 44px);
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.25);
}

.work__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
}
.work__year {
  /* 1 行目左: 制作年 */
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--fg);
  font-weight: 500;
  order: 1;
}
.work__category {
  /* 1 行目右隣: 英字カテゴリ。年と同列に並ぶ */
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  order: 2;
}
.work__title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(22px, 2.4vw, 30px);
  margin: 4px 0 0;
  flex: 1 0 100%;
  order: 3;
  /* タイトルの下に区切り線、タグはその下 */
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.work__tag {
  margin: 4px 0 0;
  width: 100%;
  order: 4;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--fg-soft);
}

/* ============ News (TOP の一覧) ============ */
.news { background: transparent; position: relative; }
.news__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.news__item { border-bottom: 1px solid var(--line); }
.news__item a {
  display: grid;
  grid-template-columns: 200px 220px 1fr;
  align-items: center;
  gap: clamp(16px, 2vw, 32px);
  padding: 26px 0;
  transition: opacity 0.3s, background 0.3s;
}
.news__item a:hover {
  opacity: 0.7;
  background: rgba(255,255,255,0.02);
}
.news__label {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--fg-soft);
  margin-right: 12px;
}
.news__date {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--fg);
  font-feature-settings: 'tnum' 1;
}
.news__cat-wrap {
  display: inline-flex;
  align-items: center;
}
.news__cat {
  display: inline-block;
  min-width: 90px;
  padding: 5px 12px;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  border: 1px solid var(--accent);
  color: var(--accent);
  text-align: center;
  white-space: nowrap;
}
.news__cat--blog { border-color: var(--fg-soft); color: var(--fg-soft); }
.news__title {
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--fg);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news__empty {
  padding: 40px 0;
  font-size: 13px;
  color: var(--fg-soft);
  letter-spacing: 0.1em;
}
@media (max-width: 768px) {
  .news__item a {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 18px 0;
  }
  .news__date { font-size: 11px; }
  .news__cat-wrap { gap: 0; }
  .news__cat { min-width: 80px; padding: 4px 8px; font-size: 9px; }
  .news__title { font-size: 13px; }
  .news__label { font-size: 9.5px; letter-spacing: 0.2em; }
}

/* ============ Single (news / blog 詳細) ============ */
.single-post {
  position: relative;
  padding: clamp(120px, 16vh, 200px) 0 clamp(80px, 12vh, 160px);
  /* 詳細ページは KV 3D が無いので、上下に十分な余白 */
}
.single-post__inner {
  max-width: 880px;
  margin: 0 auto;
}
.post__header { margin: 0 0 48px; }
.post__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  margin-bottom: 18px;
}
.post__meta-label {
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--fg-soft);
  margin-right: 10px;
}
.post__date {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--fg);
  font-feature-settings: 'tnum' 1;
}
.post__cat-wrap {
  display: inline-flex;
  align-items: center;
}
.post__title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(28px, 3.6vw, 48px);
  line-height: 1.35;
  letter-spacing: -0.005em;
  margin: 0;
}
.post__hero {
  margin: 0 0 48px;
  border-radius: 6px;
  overflow: hidden;
  background: #1a1a1f;
}
.post__hero img {
  width: 100%;
  height: auto;
  display: block;
}

/* 本文の typography */
.post__body { color: var(--fg-soft); }
.post__body > * { max-width: 760px; }
.post__body h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.4;
  margin: 64px 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  color: var(--fg);
}
.post__body h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(18px, 1.8vw, 22px);
  margin: 44px 0 12px;
  color: var(--fg);
}
.post__body h4 {
  font-size: clamp(14px, 1.2vw, 16px);
  letter-spacing: 0.05em;
  margin: 32px 0 10px;
  color: var(--accent);
}
.post__body p {
  font-size: 15px;
  line-height: 2;
  margin: 0 0 1.5em;
}
.post__body a {
  color: var(--accent);
  border-bottom: 1px solid rgba(214,199,161,0.4);
  padding-bottom: 1px;
  transition: opacity 0.3s, border-color 0.3s;
}
.post__body a:hover { opacity: 0.7; border-bottom-color: var(--accent); }
.post__body img,
.post__body figure img {
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
  margin: 32px auto;
  border-radius: 4px;
}
.post__body figure { margin: 32px 0; }
.post__body figcaption {
  font-size: 12px;
  color: var(--fg-soft);
  text-align: center;
  margin-top: 8px;
  letter-spacing: 0.05em;
}
.post__body ul,
.post__body ol {
  margin: 0 0 1.5em;
  padding-left: 24px;
  line-height: 2;
  font-size: 15px;
}
.post__body ul { list-style: disc; }
.post__body ol { list-style: decimal; }
.post__body li { margin: 0.4em 0; }
.post__body blockquote {
  margin: 32px 0;
  padding: 18px 24px;
  border-left: 3px solid var(--accent);
  color: var(--fg-soft);
  font-style: italic;
  background: rgba(255,255,255,0.02);
}
.post__body code {
  font-family: 'SF Mono', 'Menlo', monospace;
  font-size: 0.85em;
  background: rgba(255,255,255,0.06);
  padding: 2px 6px;
  border-radius: 3px;
  color: var(--fg);
}

.post__nav {
  margin-top: 80px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.post__back {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--fg-soft);
  text-transform: uppercase;
  border-bottom: 1px solid transparent;
  padding-bottom: 4px;
  transition: color 0.3s, border-color 0.3s;
}
.post__back:hover { color: var(--accent); border-bottom-color: var(--accent); }

@media (max-width: 768px) {
  .post__meta { gap: 14px; }
  .post__meta-label { font-size: 9.5px; letter-spacing: 0.2em; }
  .post__title { font-size: clamp(24px, 7vw, 36px); }
  .post__body p { font-size: 14px; line-height: 1.85; }
  .post__body ul, .post__body ol { font-size: 14px; }
  .post__body h2 { margin: 48px 0 14px; padding-bottom: 10px; }
  .post__body h3 { margin: 32px 0 10px; }
}

/* ============ Contact ============ */
/* Contact は背景透過にして bg-3d が透けるようにする（再出現演出のため）
   z-index は外す（mix-blend-mode が .bg-3d まで届くように stacking context を作らない） */
.contact { background: transparent; position: relative; }
.contact__inner { text-align: center; }
.contact__inner .section__num::after {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--fg-soft);
  vertical-align: middle;
  margin-left: 14px;
}
.contact__inner .section__num::before { display: none; }
.contact__lead {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(48px, 8vw, 120px);
  line-height: 1.05;
  margin: 0 0 60px;
  /* 3D が透けたとき除外モードで色反転して映える */
  color: #ffffff;
  mix-blend-mode: exclusion;
}
.contact__lead em { color: #e0d0a6; }
.contact__mail {
  display: inline-block;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(22px, 3vw, 36px);
  border-bottom: 1px solid var(--line);
  padding-bottom: 6px;
  transition: color .3s, border-color .3s;
  color: #ffffff;
  mix-blend-mode: exclusion;
}
.contact__mail:hover {
  color: #e0d0a6;
  border-color: var(--accent);
}

/* ============ Footer ============ */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  padding: 28px 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--fg-soft);
  text-transform: uppercase;
  background: transparent;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  max-width: none;
  padding-left: clamp(20px, 4vw, 60px);
  padding-right: clamp(20px, 4vw, 60px);
}

/* ============ Char-by-char animation helper ============ */
[data-split] .char {
  display: inline-block;
  will-change: color;
}

/* ============ Responsive ============ */
@media (max-width: 768px) {
  .nav { gap: 18px; font-size: 10px; }
  .header__label { display: none; }

  /* ---- KV (SP) ---- */
  /* header (高さ ~60-80px) との余白を取りつつ少し下げる */
  .kv__crosses {
    top: clamp(120px, 16vh, 180px);
    left: 18px;
    gap: 6px;
  }
  .kv__cross { width: 15px; height: 15px; }

  .kv__quote-jp {
    top: clamp(120px, 16vh, 180px);
    right: 12px;
    font-size: 16px;
    letter-spacing: 0.25em;
    line-height: 1.9;
  }
  /* SP は 1行のままにしたいので <br> を消す */
  .kv__quote-jp br { display: none; }

  .kv__name-block {
    left: 18px;
    right: 18px;
    bottom: clamp(20px, 3vh, 40px);
  }
  .kv__quote-row { gap: 10px; align-items: center; }
  .kv__quote-en { font-size: 11px; }
  .kv__quote-row .kv__diamond { width: clamp(56px, 16vw, 88px); }
  .kv__name {
    /* SP も kv__name-block 幅にギリギリまで埋める。container query で精密に */
    font-size: clamp(44px, 18.3vw, 150px);
    font-size: clamp(44px, 18.8cqi, 150px);
    letter-spacing: 0;
  }
  .kv__line { margin: 6px 0 14px; }
  /* SP は PC ほど離さなくて OK */
  .kv__meta { gap: 12px; align-items: flex-start; margin-top: 14px; }
  .kv__circle { width: 28px; height: 28px; }
  .kv__role { font-size: 9.5px; letter-spacing: 0.16em; }
  .kv__name-jp { font-size: 11px; letter-spacing: 0.25em; }

  .about__grid { grid-template-columns: 1fr; gap: 40px; }
  /* SP では portrait を about__body と同じ横幅に揃える(1fr フル幅) */
  .about__photo { max-width: none; margin: 0; }

  /* ---- Works (SP) ---- */
  /* col を解いて全部 grid 直下扱いにし、order で並び替え。
     PC で左右左右の zigzag だった順番(yeg→ystars→noguchi→ezo→fuhdo→okoppei)を維持 */
  .works__col, .works__col--offset { display: contents; }
  .works__grid {
    display: flex;
    flex-direction: column;
    gap: 56px;
    padding-top: 0;
  }
  .work[data-w-order="1"] { order: 1; }
  .work[data-w-order="2"] { order: 2; }
  .work[data-w-order="3"] { order: 3; }
  .work[data-w-order="4"] { order: 4; }
  .work[data-w-order="5"] { order: 5; }
  .work[data-w-order="6"] { order: 6; }
  .work[data-w-order="7"] { order: 7; }
  .work[data-w-order="8"] { order: 8; }
  .work[data-w-order="9"] { order: 9; }
  .work[data-w-order="10"] { order: 10; }
  /* SP のサムネは画像の元アスペクト比そのまま、高さ可変、横幅100% */
  .work__thumb { min-height: 0; }
  .work__thumb img { width: 100%; height: auto; }

  .footer__inner { flex-direction: column; gap: 6px; text-align: center; }
}

@media (max-width: 480px) {
  .kv__name {
    font-size: clamp(40px, 18.3vw, 110px);
    font-size: clamp(40px, 18.8cqi, 110px);
  }
}