@charset "UTF-8";

/* =========================================================
   RYU HIRONO — Portfolio
   作品の色から拾った配色：blue #216CB0 / midblue #ABCEED / ink #38393C
   1. Tokens  2. Base  3. Parts  4. Header  5. Hero
   6. Band  7. About  8. Works  9. Service  10. Contact
   11. Footer  12. Responsive
   ========================================================= */

/* ---------- 1. Tokens ---------- */
:root {
  --blue:       #216CB0;
  --blue-deep:  #17518A;
  --blue-mid:   #ABCEED;
  --blue-pale:  #E8F1FA;
  --ink:        #2B2C30;
  --ink-soft:   #6E7076;
  --ink-faint:  #A6A8AD;
  --paper:      #FFFFFF;
  --rule:       #DDDCD8;

  /* 見出し・ナビ・ボタンは游ゴシック体。Mac は YuGothic、Windows は Yu Gothic を拾う */
  --font-display: "游ゴシック体", YuGothic, "游ゴシック Medium", "Yu Gothic Medium", "Yu Gothic", "Hiragino Sans", sans-serif;
  --font-sans:  -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", "Segoe UI", sans-serif;

  --max: 1180px;
  --gut: clamp(20px, 5vw, 60px);
  --sec-y: clamp(72px, 10vw, 148px);
  --ease: cubic-bezier(.22,.61,.36,1);

  /* 手描きの罫線 */
  --wobble: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='5' viewBox='0 0 240 5'%3E%3Cpath d='M0 3 Q20 1.4 40 2.8 T80 2.6 T120 3.2 T160 2.4 T200 3 T240 2.6' fill='none' stroke='%232B2C30' stroke-width='1.1' stroke-linecap='round'/%3E%3C/svg%3E");
  --wobble-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='5' viewBox='0 0 240 5'%3E%3Cpath d='M0 3 Q20 1.4 40 2.8 T80 2.6 T120 3.2 T160 2.4 T200 3 T240 2.6' fill='none' stroke='%23FFFFFF' stroke-width='1.1' stroke-linecap='round'/%3E%3C/svg%3E");
}

/* ---------- 2. Base ---------- */
/* 閲覧者のダークモード設定でフォーム部品の色が変わらないよう、明るい配色に固定する */
:root { color-scheme: light; }

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.95;
  letter-spacing: .03em;
  font-feature-settings: "palt" 1;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol, dl, dd { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p, figure, blockquote { margin: 0; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

::selection { background: var(--blue); color: #fff; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }

.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gut); }

.skip-link { position: absolute; left: -9999px; top: 0; z-index: 999; background: var(--ink); color: #fff; padding: 12px 20px; }
.skip-link:focus { left: 0; }

.sp-only { display: none; }

/* ---------- 3. Parts ---------- */
.eyebrow {
  font-family: var(--font-display);
  font-size: 13px; letter-spacing: .24em; color: var(--blue);
  margin-bottom: 20px;
}

.section { padding-block: var(--sec-y); }

.section-head { max-width: 780px; margin-bottom: clamp(40px, 5vw, 72px); }

.section-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(27px, 4.2vw, 44px);
  line-height: 1.65;
  letter-spacing: .04em;
}
.section-lead { margin-top: 22px; color: var(--ink-soft); font-size: 15px; line-height: 2.1; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 15px 32px;
  font-family: var(--font-display);
  font-size: 15px; letter-spacing: .08em;
  border: 1.5px solid transparent;
  transition: background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.btn-blue { background: var(--blue); color: #fff; }
.btn-blue:hover { background: var(--blue-deep); }
.btn-line { border-color: var(--ink); color: var(--ink); }
.btn-line:hover { background: var(--ink); color: #fff; }
.btn-lg { padding: 17px 40px; font-size: 16px; }
.btn-block { width: 100%; }

.link-arrow {
  display: inline-block;
  font-family: var(--font-display); font-size: 15px; color: var(--blue);
  padding-bottom: 3px;
  background: var(--wobble) repeat-x left bottom;
  background-size: 120px 5px;
  filter: none;
}
.link-arrow::after { content: " →"; }
.link-arrow:hover { color: var(--blue-deep); }

.inline-links { display: flex; flex-wrap: wrap; gap: 12px 26px; margin-top: 30px; }
.inline-links a {
  font-family: var(--font-display); font-size: 15px; color: var(--blue); padding-bottom: 3px;
  border-bottom: 1px solid currentColor;
}
.inline-links a::after { content: " ↗"; font-size: 12px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ---------- 4. Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  padding-block: 16px;
  transition: background-color .35s var(--ease), box-shadow .35s var(--ease), padding .35s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 var(--rule);
  padding-block: 9px;
}
.header-inner {
  max-width: var(--max); margin-inline: auto; padding-inline: var(--gut);
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}

.brand { display: flex; align-items: baseline; }
.brand-en {
  font-family: var(--font-display);
  font-size: clamp(16px, 1.6vw, 19px); letter-spacing: .2em; color: var(--ink);
  white-space: nowrap;
}

.nav { display: flex; align-items: center; gap: clamp(18px, 3vw, 40px); }
.nav ul { display: flex; gap: clamp(16px, 2.4vw, 34px); }
.nav ul a {
  font-family: var(--font-display); font-size: 14px; letter-spacing: .14em;
  position: relative; padding-block: 5px;
}
.nav ul a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 5px;
  background: var(--wobble) repeat-x left center; background-size: 120px 5px;
  transition: width .35s var(--ease);
}
.nav ul a:hover::after, .nav ul a.is-current::after { width: 100%; }

.nav-toggle { display: none; width: 44px; height: 44px; position: relative; z-index: 110; }
.nav-toggle span {
  position: absolute; left: 10px; width: 24px; height: 1.6px; background: var(--ink);
  transition: transform .35s var(--ease), opacity .25s var(--ease), background-color .25s;
}
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 22px; }
.nav-toggle span:nth-child(3) { top: 28px; }
.nav-toggle[aria-expanded="true"] span { background: #fff; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- 5. Hero ---------- */
.hero { padding-top: clamp(110px, 15vw, 168px); padding-bottom: clamp(56px, 8vw, 96px); }

.hero-head { margin-bottom: clamp(30px, 4vw, 52px); }
.hero-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(30px, 5.6vw, 62px);
  line-height: 1.55;
  letter-spacing: .03em;
}

/* 絵は画面いっぱいに。原画の「青い帯」の見え方をそのまま生かす */
.hero-art { width: 100vw; margin-left: calc(50% - 50vw); }
.hero-art > img { width: 100%; max-width: 1700px; margin-inline: auto; }
.hero-art figcaption {
  display: flex; justify-content: flex-end;
  max-width: 1700px; margin: clamp(12px, 2vw, 26px) auto 0;
  padding-inline: var(--gut);
}
.hero-art figcaption img { width: clamp(240px, 34vw, 460px); }

.hero-foot {
  margin-top: clamp(34px, 5vw, 60px);
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 30px;
}
.hero-lead { font-size: 15px; line-height: 2.15; color: var(--ink-soft); max-width: 40em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- 6. 青帯 ---------- */
.band { background: var(--blue); color: #fff; padding-block: clamp(60px, 8vw, 108px); }
.band-lead {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.8vw, 32px); line-height: 1.95; letter-spacing: .04em;
  max-width: 30em;
}
.band-grid {
  margin-top: clamp(42px, 6vw, 74px);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(26px, 4vw, 54px);
}
.band-grid li { padding-top: 22px; background: var(--wobble-light) repeat-x left top; background-size: 200px 5px; }
.band-grid .num { font-family: var(--font-display); font-size: 13px; letter-spacing: .2em; opacity: .8; }
.band-grid h3 { font-family: var(--font-display); font-size: 19px; font-weight: 400; letter-spacing: .05em; margin: 10px 0 10px; }
.band-grid p { font-size: 14px; line-height: 2.05; color: rgba(255,255,255,.86); }

.band-title { font-family: var(--font-display); font-weight: 400; font-size: clamp(22px, 3vw, 30px); letter-spacing: .06em; margin-bottom: clamp(30px, 4vw, 48px); }
.flow-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.flow-list li { padding-top: 20px; background: var(--wobble-light) repeat-x left top; background-size: 200px 5px; }
.flow-list span { font-family: var(--font-display); font-size: 13px; letter-spacing: .2em; opacity: .8; }
.flow-list strong { display: block; font-family: var(--font-display); font-weight: 400; font-size: 17px; letter-spacing: .05em; margin: 8px 0; }
.flow-list p { font-size: 13px; line-height: 1.95; color: rgba(255,255,255,.84); }
.band-note { margin-top: clamp(30px, 4vw, 44px); font-size: 13px; line-height: 2; color: rgba(255,255,255,.8); max-width: 46em; }

/* ---------- 7. About ---------- */
.about-body {
  display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: clamp(32px, 5vw, 72px); align-items: start;
}
.about-media { display: grid; gap: clamp(18px, 2.4vw, 26px); }

/* 本人写真。assets/img/portrait.jpg が無いときは案内枠を出す */
.about-portrait img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border: 1px solid var(--rule); }
.about-portrait.is-empty {
  aspect-ratio: 4 / 5;
  display: grid; place-content: center; justify-items: center; gap: 8px;
  padding: 24px; text-align: center;
  background: var(--blue-pale); border: 1.5px dashed var(--blue);
}
.about-portrait.is-empty img,
.about-portrait.is-empty figcaption { display: none; }
.about-portrait.is-empty::before {
  content: "ここに写真が入ります";
  font-family: var(--font-display); font-size: 15px; letter-spacing: .08em; color: var(--blue);
}
.about-portrait.is-empty::after {
  content: "assets/img/portrait.jpg を置いてください";
  font-size: 11px; letter-spacing: .04em; color: var(--ink-soft);
}

.about-figure img { width: 100%; border: 1px solid var(--rule); }
.about-figure figcaption { margin-top: 14px; font-size: 12.5px; color: var(--ink-soft); letter-spacing: .06em; }

.about-name { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 18px; margin-bottom: 28px; }
.about-name .en { font-family: var(--font-display); font-size: clamp(24px, 3vw, 30px); letter-spacing: .16em; }
.about-name .role { font-family: var(--font-display); font-size: 12px; letter-spacing: .2em; color: var(--ink-soft); }

.about-text p { margin-bottom: 24px; font-size: 15px; line-height: 2.2; }

.timeline { margin-top: 38px; }
.timeline > div {
  display: grid; grid-template-columns: 74px 1fr; gap: 18px;
  padding: 16px 0 18px;
  background: var(--wobble) repeat-x left bottom; background-size: 200px 5px;
}
.timeline dt { font-family: var(--font-display); font-size: 15px; color: var(--blue); letter-spacing: .1em; }
.timeline dd { font-size: 14px; line-height: 2; color: var(--ink-soft); }

/* ---------- 8. Works ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px 26px; margin-bottom: clamp(30px, 4vw, 46px); }
.filter {
  font-family: var(--font-display); font-size: 15px; letter-spacing: .1em; color: var(--ink-soft);
  padding: 4px 2px 8px;
  transition: color .3s var(--ease);
}
.filter:hover { color: var(--ink); }
.filter.is-active {
  color: var(--blue);
  background: var(--wobble) repeat-x left bottom; background-size: 120px 5px;
}

/* 作品は元の縦横比のまま並べる（masonry） */
.works-grid { columns: 3; column-gap: clamp(16px, 2.4vw, 30px); }
.work { break-inside: avoid; margin-bottom: clamp(16px, 2.4vw, 30px); }
.work.is-hidden { display: none; }

.work-btn { display: block; width: 100%; text-align: left; }
.work-btn img {
  width: 100%; border: 1px solid var(--rule);
  transition: border-color .3s var(--ease), opacity .3s var(--ease);
}
.work-btn:hover img { border-color: var(--blue); opacity: .92; }

.work-meta { display: block; padding: 12px 2px 0; }
.work-meta em {
  display: block; font-family: var(--font-display); font-style: normal;
  font-size: 11px; letter-spacing: .2em; color: var(--blue); margin-bottom: 4px;
}
.work-meta strong { display: block; font-family: var(--font-display); font-weight: 400; font-size: 16px; letter-spacing: .04em; }

.works-more { margin-top: clamp(32px, 4vw, 52px); font-size: 14px; color: var(--ink-soft); }
.works-more a { color: var(--blue); padding-bottom: 3px; border-bottom: 1px solid currentColor; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 200; display: grid; place-items: center; padding: 20px; }
.lightbox[hidden] { display: none; }
.lightbox-backdrop { position: absolute; inset: 0; background: rgba(33,108,176,.92); }
.lightbox-panel {
  position: relative; z-index: 2;
  width: min(1080px, 100%); max-height: 90svh; overflow: auto;
  background: var(--paper);
  display: grid; grid-template-columns: 1.15fr 1fr;
  animation: lbIn .35s var(--ease) both;
}
@keyframes lbIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.lightbox-media { display: grid; place-items: center; padding: clamp(16px, 2vw, 28px); background: #fff; }
.lightbox-media img { max-height: 74svh; width: auto; max-width: 100%; }
.lightbox-info { padding: clamp(26px, 4vw, 46px); display: flex; flex-direction: column; justify-content: center; border-left: 1px solid var(--rule); }
.lightbox-cat { font-family: var(--font-display); font-size: 12px; letter-spacing: .22em; color: var(--blue); }
.lightbox-title { font-family: var(--font-display); font-weight: 400; font-size: clamp(22px, 2.6vw, 30px); letter-spacing: .05em; margin: 12px 0 18px; }
.lightbox-desc { font-size: 14px; line-height: 2.1; color: var(--ink-soft); margin-bottom: 28px; }
.lightbox-info .btn { align-self: flex-start; }
.lightbox-close {
  position: absolute; top: 10px; right: 12px; z-index: 3;
  width: 40px; height: 40px; background: var(--ink); color: #fff; font-size: 14px;
  display: grid; place-items: center;
}
body.is-locked { overflow: hidden; }

/* ---------- 9. Service ---------- */
.service-list { display: grid; }
.service-item {
  display: grid; grid-template-columns: 92px 1fr; gap: clamp(16px, 3vw, 40px);
  padding: clamp(26px, 3.5vw, 42px) 0;
  background: var(--wobble) repeat-x left bottom; background-size: 200px 5px;
}
.service-item:first-child { background-image: var(--wobble), var(--wobble); background-position: left bottom, left top; background-repeat: repeat-x, repeat-x; background-size: 200px 5px, 200px 5px; }
.service-num { font-family: var(--font-display); font-size: clamp(28px, 4vw, 44px); color: var(--blue-mid); line-height: 1.2; }
.service-item-other .service-num { color: var(--blue); }
.service-body h3 { font-family: var(--font-display); font-weight: 400; font-size: clamp(20px, 2.4vw, 26px); letter-spacing: .05em; margin-bottom: 14px; }
.service-body > p { font-size: 15px; line-height: 2.1; color: var(--ink-soft); margin-bottom: 16px; max-width: 44em; }
.service-spec { font-size: 13px; color: var(--ink-soft); }
.service-spec span {
  display: inline-block; margin-right: 10px; padding: 1px 9px;
  background: var(--blue-pale); color: var(--blue); font-family: var(--font-display); letter-spacing: .08em;
}

/* ---------- 10. Contact ---------- */
.contact-body {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(32px, 5vw, 68px); align-items: start;
}

.field { margin-bottom: 22px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.contact-form label { display: block; font-family: var(--font-display); font-size: 15px; letter-spacing: .06em; margin-bottom: 8px; }
.req {
  display: inline-block; margin-left: 8px; padding: 1px 8px;
  background: var(--blue); color: #fff; font-size: 11px; letter-spacing: .06em; vertical-align: 2px;
  font-family: var(--font-sans);
}
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
  width: 100%; padding: 12px 2px;
  background: transparent; color: var(--ink);
  border: 0; border-bottom: 1.5px solid var(--rule);
  font-family: inherit; font-size: 15px; line-height: 1.7;
  border-radius: 0;
  transition: border-color .3s var(--ease);
}
.contact-form textarea { resize: vertical; min-height: 150px; }
.contact-form select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--blue) 50%), linear-gradient(135deg, var(--blue) 50%, transparent 50%);
  background-position: calc(100% - 14px) 22px, calc(100% - 8px) 22px;
  background-size: 6px 6px, 6px 6px; background-repeat: no-repeat;
}
.contact-form ::placeholder { color: var(--ink-faint); }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: none; border-bottom-color: var(--blue);
}
.contact-form .is-error { border-bottom-color: #C0392B !important; }

.field-check .check {
  display: flex; align-items: flex-start; gap: 11px; margin: 0;
  font-family: var(--font-sans); font-size: 13.5px; line-height: 1.9; color: var(--ink-soft); cursor: pointer;
}
.field-check input { width: 18px; height: 18px; margin-top: 5px; accent-color: var(--blue); flex: none; }

.err { margin-top: 7px; font-size: 12.5px; color: #C0392B; }
.err:empty { display: none; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-status { margin-top: 18px; font-size: 14px; line-height: 1.9; }
.form-status.is-ok { color: var(--blue); }
.form-status.is-ng { color: #C0392B; }

.contact-side { display: grid; gap: 22px; }
.contact-card { border: 1.5px solid var(--ink); padding: clamp(24px, 3vw, 34px); }
.contact-card h3 { font-family: var(--font-display); font-weight: 400; font-size: 18px; letter-spacing: .06em; margin-bottom: 18px; }
.contact-links li { padding-block: 11px; background: var(--wobble) repeat-x left bottom; background-size: 200px 5px; }
.contact-links li:last-child { background: none; }
.cl-label { display: block; font-family: var(--font-display); font-size: 11px; letter-spacing: .18em; color: var(--ink-soft); margin-bottom: 2px; }
.contact-links a { font-size: 15px; color: var(--blue); border-bottom: 1px solid transparent; }
.contact-links a:hover { border-color: currentColor; }

.faq > div { padding-block: 13px; background: var(--wobble) repeat-x left bottom; background-size: 200px 5px; }
.faq > div:last-child { background: none; }
.faq dt { font-family: var(--font-display); font-size: 15px; margin-bottom: 4px; }
.faq dd { font-size: 13px; line-height: 1.95; color: var(--ink-soft); }

/* ---------- 11. Footer ---------- */
.site-footer { background: var(--blue); color: #fff; padding-top: clamp(44px, 6vw, 70px); }
.footer-inner {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 26px;
  padding-bottom: clamp(32px, 5vw, 50px);
  background: var(--wobble-light) repeat-x left bottom; background-size: 240px 5px;
}
.footer-brand { display: flex; align-items: baseline; }
.footer-brand .en { font-family: var(--font-display); font-size: 20px; letter-spacing: .2em; }
.footer-nav ul, .footer-social { display: flex; flex-wrap: wrap; gap: 10px 24px; }
.footer-nav a, .footer-social a { font-family: var(--font-display); font-size: 13px; letter-spacing: .14em; opacity: .88; }
.footer-nav a:hover, .footer-social a:hover { opacity: 1; }
.copyright { padding-block: 22px; text-align: center; font-family: var(--font-display); font-size: 11px; letter-spacing: .12em; opacity: .75; }

/* ---------- 12. Responsive ---------- */
@media (max-width: 1024px) {
  .works-grid { columns: 2; }
  .band-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-list { grid-template-columns: repeat(2, 1fr); }
  .about-body { grid-template-columns: 1fr; }
  .about-figure { max-width: 520px; }
  .contact-body { grid-template-columns: 1fr; }
  .lightbox-panel { grid-template-columns: 1fr; max-height: 88svh; }
  .lightbox-media img { max-height: 44svh; }
  .lightbox-info { border-left: 0; border-top: 1px solid var(--rule); }
}

@media (max-width: 767px) {
  html { scroll-padding-top: 66px; }
  body { font-size: 15px; }
  .sp-only { display: inline; }

  .site-header { padding-block: 11px; }
  .nav-toggle { display: block; }

  .nav {
    position: fixed; inset: 0; z-index: 105;
    flex-direction: column; align-items: flex-start; justify-content: center;
    gap: 36px; padding: 0 var(--gut);
    background: var(--blue); color: #fff;
    clip-path: circle(0% at calc(100% - 42px) 32px);
    transition: clip-path .55s var(--ease);
    pointer-events: none;
  }
  .nav.is-open { clip-path: circle(150% at calc(100% - 42px) 32px); pointer-events: auto; }
  .nav ul { flex-direction: column; gap: 24px; }
  .nav ul a { font-size: 20px; letter-spacing: .18em; }
  .nav ul a::after { background-image: var(--wobble-light); }

  .hero { padding-top: 96px; }
  .hero-art { padding-inline: 0; }
  .hero-art > img { width: 100%; }
  .hero-art figcaption { padding-inline: var(--gut); }
  .hero-art figcaption img { width: min(300px, 78%); }
  .hero-foot { display: block; }
  .hero-actions { margin-top: 26px; gap: 10px; }
  .hero-actions .btn { width: 100%; }

  .works-grid { columns: 1; }
  .band-grid, .flow-list { grid-template-columns: 1fr; gap: 24px; }

  .filters { gap: 6px 18px; }

  .service-item { grid-template-columns: 1fr; gap: 4px; }
  .service-num { font-size: 24px; }

  .timeline > div { grid-template-columns: 1fr; gap: 4px; }
  .field-row { grid-template-columns: 1fr; gap: 0; }

  /* iOS でフォーカス時に自動ズームさせないため 16px を維持 */
  .contact-form input[type="text"],
  .contact-form input[type="email"],
  .contact-form select,
  .contact-form textarea { font-size: 16px; }

  .lightbox { padding: 0; }
  .lightbox-panel { width: 100%; height: 100svh; max-height: 100svh; }
  .lightbox-info .btn { align-self: stretch; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 22px; }
}