/*
  style.css — ポートフォリオサイト共通スタイル v4（2026-07-09 image-2 FV）
  コンセプト: 整理された販促デザインのアトリエ。温かいけれど、仕事の信頼感が先に伝わるサイト。
  正本: ../../スキル/portfolio-site-publisher/references/site-design-spec.md
*/

:root {
  --color-bg: #FBF3E8;
  --color-bg-alt: #F0E6D8;
  --color-surface: #FFFDF8;
  --color-ink: #3F3934;
  --color-ink-soft: #766A5D;
  --color-primary: #2F7A6B;
  --color-primary-deep: #27584E;
  --color-primary-soft: #DCEEE9;
  --color-coral: #DD7A62;
  --color-coral-deep: #C6614A;
  --color-coral-soft: #F8DFD5;
  --color-sage: #91A67C;
  --color-sage-soft: #E6ECDB;
  --color-mustard: #D7A53D;
  --color-line: #EADCC6;
  --color-footer: #27584E;

  --font-en: "Cormorant Garamond", serif;
  --font-heading: "Zen Maru Gothic", "Noto Sans JP", system-ui, sans-serif;
  --font-body: "Noto Sans JP", system-ui, -apple-system, "Hiragino Sans", sans-serif;

  --radius-card: 16px;
  --radius-input: 12px;
  --shadow-card: 0 8px 26px rgba(47, 75, 67, 0.12);
  --shadow-card-hover: 0 16px 36px rgba(47, 75, 67, 0.20);

  --container-width: 1120px;
  --tap-target-min: 44px;
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--color-bg);
  background-image:
    radial-gradient(circle at 12% 18%, rgba(47, 122, 107, 0.06) 0, transparent 42%),
    radial-gradient(circle at 88% 8%, rgba(221, 122, 98, 0.06) 0, transparent 40%);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.5;
  margin: 0 0 0.75em;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

p { margin: 0 0 1em; }

a { color: var(--color-primary-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

ul, ol { padding-left: 1.25em; }

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== セクション見出し ===== */

.section-label {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-coral);
  text-align: center;
  margin: 0 0 0.1em;
}

.section-title {
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 1.6em;
}

.section-title::after {
  content: "";
  display: block;
  width: 52px;
  height: 0;
  margin: 12px auto 0;
  border-bottom: 2px dotted var(--color-mustard);
}

.section-lead {
  max-width: 720px;
  margin: -1em auto 2.2em;
  text-align: center;
  color: var(--color-ink-soft);
  font-size: 0.9375rem;
}

.section-lead:empty { display: none; }

/* ===== ヘッダー ===== */

.site-header {
  padding: 18px 0;
  background: var(--color-surface);
  border-bottom: 1px solid rgba(234, 220, 198, 0.72);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

.site-header__logo {
  font-family: var(--font-en);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-ink);
  font-size: 1.4rem;
}

.site-header__logo:hover { text-decoration: none; opacity: 0.8; }

.site-header__nav {
  display: none;
  align-items: center;
  gap: 18px;
  font-family: var(--font-en);
  font-size: 1rem;
}

.site-header__nav a {
  color: var(--color-ink-soft);
}

.site-header__nav a:hover {
  color: var(--color-primary-deep);
  text-decoration: none;
}

/* ===== FV ===== */

.fv {
  position: relative;
  min-height: clamp(560px, 78svh, 700px);
  padding: 74px 0 92px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background: var(--color-primary-deep);
}

.fv__image,
.fv__overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.fv__image {
  object-fit: cover;
  object-position: center;
  transform: scale(1.01);
}

.fv__overlay {
  background:
    linear-gradient(90deg, rgba(39, 88, 78, 0.88) 0%, rgba(39, 88, 78, 0.70) 46%, rgba(251, 243, 232, 0.18) 100%),
    linear-gradient(0deg, rgba(39, 88, 78, 0.56) 0%, rgba(39, 88, 78, 0.12) 48%, rgba(39, 88, 78, 0.28) 100%);
  z-index: 1;
}

.fv__inner {
  position: relative;
  z-index: 2;
  max-width: var(--container-width);
  text-align: left;
}

.fv__label {
  font-family: var(--font-en);
  font-size: 1.05rem;
  letter-spacing: 0.12em;
  color: #F6C6A5;
  margin-bottom: 0.8em;
}

.fv__catch {
  font-size: clamp(1.6rem, 6.6vw, 2.7rem);
  margin-bottom: 0.5em;
  color: #fff;
  text-shadow: 0 3px 18px rgba(39, 51, 45, 0.28);
  max-width: 720px;
  line-break: strict;
  overflow-wrap: normal;
  text-wrap: balance;
  word-break: keep-all;
}

.fv__sub {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.90);
  max-width: 680px;
  margin-bottom: 1.4em;
}

.fv__sub:empty { display: none; margin: 0; }

.fv__badges {
  list-style: none;
  padding: 0;
  margin: 0 0 2em;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.fv__badges li {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 13px;
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.14);
  border: 1px solid rgba(255, 253, 248, 0.38);
  color: rgba(255, 255, 255, 0.94);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
}

.fv__cta {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
  position: relative;
  z-index: 2;
}

.fv .btn--outline {
  background: rgba(255, 253, 248, 0.92);
  color: var(--color-primary-deep);
  border-color: rgba(255, 253, 248, 0.84);
}

/* ===== ボタン ===== */

.btn {
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 34px;
  border: none;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9375rem;
  width: 100%;
  max-width: 320px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.btn:hover { text-decoration: none; transform: translateY(-2px); }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(47, 122, 107, 0.34);
}

.btn--primary:hover { background: var(--color-primary-deep); }

.btn--outline {
  background: var(--color-surface);
  color: var(--color-primary-deep);
  border: 1.5px solid var(--color-primary);
}

.btn--outline:hover { background: var(--color-primary-soft); }

/* ===== セクション共通（クリーム⇄白⇄砂のリズム） ===== */

.works, .reasons, .testimonials, .process, .services, .profile, .contact {
  padding: 64px 0;
}

.works {
  background: var(--color-surface);
  border-radius: 34px 34px 0 0;
  margin-top: -36px;
  position: relative;
  z-index: 3;
}

.reasons { background: var(--color-bg-alt); }
.testimonials { background: var(--color-bg); }
.process { background: var(--color-surface); }
.services { background: var(--color-bg); }
.profile { background: var(--color-bg-alt); }
.contact { background: var(--color-bg); }

/* ===== カテゴリタブ ===== */

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 36px;
}

.category-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: var(--tap-target-min);
  padding: 0 18px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.category-tab:hover { transform: translateY(-1px); border-color: var(--color-primary); }

.category-tab__icon { display: inline-flex; width: 16px; height: 16px; }
.category-tab__icon svg { width: 100%; height: 100%; }

.category-tab.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(47, 122, 107, 0.28);
}

/* ===== 作品グリッド（壁に飾った額） ===== */

.work-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.works-empty {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 24px;
  background:
    linear-gradient(135deg, rgba(220, 238, 233, 0.82), rgba(255, 253, 248, 0.94));
  border: 1px solid rgba(47, 122, 107, 0.18);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  text-align: center;
}

.works-empty__title {
  font-size: 1.1rem;
  margin-bottom: 0.4em;
}

.works-empty__text {
  color: var(--color-ink-soft);
  font-size: 0.9375rem;
  margin-bottom: 1.4em;
}

.work-card {
  display: block;
  color: inherit;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.work-card:hover {
  text-decoration: none;
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}

/* 額縁のマット */
.work-card__thumb {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-bg-alt);
  margin: 12px 12px 0;
  border-radius: 10px;
  border: 1px solid var(--color-line);
}

.work-card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.35s ease; }
.work-card:hover .work-card__thumb img { transform: scale(1.05); }

.work-card__body { padding: 14px 18px 20px; }
.work-card__title { font-size: 1.05rem; margin: 0.45em 0 0; }

.chip {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 999px;
  background: var(--color-sage-soft);
  color: #5E7049;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
}

/* ===== 選ばれる理由 ===== */

.reasons__grid { display: grid; grid-template-columns: 1fr; gap: 20px; }

.reason-card {
  padding: 26px 24px;
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.reason-card__title {
  font-size: 1.05rem;
  padding-left: 14px;
  border-left: 4px solid var(--color-mustard);
}

.reason-card__desc { margin: 0; font-size: 0.9375rem; }

/* ===== お客様の声 ===== */

.testimonials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: 820px;
  margin: 0 auto;
}

.testimonial-card {
  position: relative;
  padding: 32px 26px 26px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.testimonial-card__mark {
  position: absolute;
  top: 4px;
  right: 22px;
  color: var(--color-coral-soft);
  font-family: var(--font-en);
  font-size: 5rem;
  line-height: 1;
  pointer-events: none;
}

.testimonial-card__quote {
  position: relative;
  z-index: 1;
  margin: 0 0 1.5em;
  padding-left: 18px;
  border-left: 4px solid var(--color-coral);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.9;
}

.testimonial-card__meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.testimonial-card__client {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary-deep);
}

.testimonial-card__project {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-ink-soft);
}

.testimonial-card__result {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 34px;
  margin: 18px 0 0;
  padding: 5px 14px;
  border-radius: 999px;
  background: var(--color-sage-soft);
  color: #5E7049;
  font-size: 0.8125rem;
  font-weight: 700;
}

.testimonials-more {
  max-width: 960px;
  margin: 38px auto 0;
  padding-top: 28px;
  border-top: 1px dashed var(--color-line);
}

.testimonials-more__summary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: fit-content;
  min-height: var(--tap-target-min);
  margin: 0 auto;
  padding: 0 22px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-coral);
  cursor: pointer;
  font-family: var(--font-en);
  font-size: 1rem;
  font-style: italic;
  font-weight: 500;
  letter-spacing: 0.04em;
  list-style: none;
}

.testimonials-more__summary::-webkit-details-marker { display: none; }

.testimonials-more__summary:hover { border-color: var(--color-coral); }

.testimonials-more__chevron {
  width: 8px;
  height: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 0.2s ease;
}

.testimonials-more[open] .testimonials-more__summary {
  margin-bottom: 16px;
}

.testimonials-more[open] .testimonials-more__chevron {
  transform: translateY(2px) rotate(225deg);
}

.testimonials-more__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.testimonial-more-card {
  margin: 0;
  padding: 20px 22px;
  background: rgba(255, 253, 248, 0.7);
  border: 1px solid var(--color-line);
  border-radius: 12px;
}

.testimonial-more-card__quote {
  margin: 0 0 0.8em;
  font-size: 0.875rem;
  line-height: 1.8;
}

.testimonial-more-card__client {
  color: var(--color-primary-deep);
  font-size: 0.8125rem;
  font-weight: 700;
  text-align: right;
}

/* ===== 制作の流れ ===== */

.process__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.process-step {
  padding: 20px 22px;
  background: var(--color-bg);
  border-radius: var(--radius-card);
  display: grid;
  grid-template-columns: 42px 1fr;
  column-gap: 14px;
  align-items: start;
}

.process-step__num {
  grid-row: 1 / 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-en);
  font-weight: 600;
  font-size: 1.15rem;
  margin-top: 2px;
}

.process-step__title { font-size: 1.05rem; margin: 0 0 0.2em; }
.process-step__desc { margin: 0; font-size: 0.9rem; color: var(--color-ink-soft); }

.process__note {
  margin: 28px auto 0;
  text-align: center;
  font-size: 0.9375rem;
  color: var(--color-ink-soft);
}
.process__note:empty { display: none; }

/* ===== サービス・料金 ===== */

.services__lead {
  margin: -1em auto 2em;
  text-align: center;
  font-size: 0.9375rem;
  color: var(--color-ink-soft);
}
.services__lead:empty { display: none; }

.services__toggle-wrap { text-align: center; margin-bottom: 28px; }

.services__toggle {
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--tap-target-min);
  padding: 0 28px;
  border: 1.5px solid var(--color-primary);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-primary-deep);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.services__toggle:hover { background: var(--color-primary-soft); transform: translateY(-1px); }

.services__grid { display: grid; grid-template-columns: 1fr; gap: 16px; }

.service-card {
  padding: 22px 24px;
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.service-card__name { font-size: 1rem; margin: 0 0 0.2em; }

.service-card__price {
  display: none;
  font-family: var(--font-en);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-primary-deep);
  margin: 0 0 0.4em;
}

.services.show-prices .service-card__price { display: block; }

.service-card__desc { margin: 0; font-size: 0.875rem; color: var(--color-ink-soft); }

.services__note {
  display: none;
  margin: 28px auto 0;
  max-width: 640px;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-ink-soft);
}
.services.show-prices .services__note { display: block; }

/* ===== プロフィール ===== */

.profile__body {
  max-width: 640px;
  margin: 0 auto;
  padding: 32px 26px;
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  text-align: center;
}

.profile__name { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700; margin-bottom: 0.1em; }
.profile__role { font-size: 0.875rem; color: var(--color-primary-deep); font-weight: 700; margin-bottom: 1.2em; }
.profile__career, .profile__text { font-size: 0.9375rem; text-align: left; }
.profile__residence { font-size: 0.8125rem; color: var(--color-ink-soft); margin: 0; }

/* ===== お問い合わせ ===== */

.contact__lead { font-size: 0.9375rem; text-align: center; margin-bottom: 1.75em; }

.contact__links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-bottom: 36px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 640px;
  margin: 0 auto;
  background: var(--color-surface);
  padding: 30px 26px;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.contact-form__honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.contact-form__label { font-size: 0.875rem; font-weight: 700; margin-top: 12px; }

.contact-form__input, .contact-form__textarea {
  min-height: var(--tap-target-min);
  padding: 10px 14px;
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-input);
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--color-bg);
  color: var(--color-ink);
}

.contact-form__input:focus, .contact-form__textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: var(--color-primary);
}

.contact-form__textarea { min-height: 120px; resize: vertical; }
.contact-form .btn { margin-top: 20px; max-width: 100%; }

/* ===== フッター ===== */

.site-footer {
  padding: 30px 0;
  text-align: center;
  font-size: 0.8125rem;
  background: var(--color-footer);
  color: #F4EFE6;
  border-top: 4px solid var(--color-primary);
}
.site-footer__nav {
  margin-bottom: 10px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}
.site-footer__nav a {
  color: #F4EFE6;
  text-decoration: underline;
  text-underline-offset: 0.22em;
}
.site-footer__nav a:hover { color: var(--color-primary-soft); }
.site-footer p { margin: 0; }

/* ===== 法務ページ ===== */

.legal { padding: 48px 0 80px; }

.legal__inner {
  max-width: 840px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 34px 22px 42px;
}

.legal .section-label { text-align: left; margin-top: 0; }

.legal__title {
  margin: 0 0 1.4em;
  font-size: clamp(1.6rem, 6vw, 2.2rem);
}

.legal__section { margin-top: 30px; }
.legal__section:first-of-type { margin-top: 0; }

.legal__section h2 {
  margin: 0 0 0.85em;
  font-size: 1.12rem;
  font-weight: 700;
}

.legal__section p,
.legal__section li {
  color: var(--color-ink-soft);
  line-height: 1.9;
  font-size: 0.95rem;
}

.legal__section p { margin: 0 0 1em; }
.legal__section p:last-child { margin-bottom: 0; }
.legal__section ul { margin: 0 0 1em; padding-left: 1.4em; }
.legal__section a { text-decoration: underline; text-underline-offset: 0.22em; }

/* ===== サンクスページ ===== */

.thanks { padding: 64px 0 88px; }

.thanks__card {
  max-width: 540px;
  margin: 0 auto;
  padding: 44px 30px;
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  text-align: center;
}

.thanks__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--color-sage-soft);
  color: var(--color-sage);
  display: flex;
  align-items: center;
  justify-content: center;
}

.thanks__title { font-size: 1.35rem; margin-bottom: 0.6em; }
.thanks__message { font-size: 0.9375rem; color: var(--color-ink-soft); margin-bottom: 1.8em; }

/* ===== 作品詳細ページ ===== */

.work-detail { padding: 24px 0 72px; }
.work-detail .section-label { text-align: left; margin-top: 8px; }
.work-detail .section-title { text-align: left; font-size: 1.25rem; margin-bottom: 1em; }
.work-detail .section-title::after { margin-left: 0; }
.work-detail__title { font-size: clamp(1.4rem, 5.6vw, 2rem); margin-bottom: 0.6em; }
.work-detail__lead { font-size: 1rem; color: var(--color-ink-soft); margin-bottom: 28px; }

.work-detail__images { display: flex; flex-direction: column; gap: 18px; margin-bottom: 40px; }
.work-detail__image { border-radius: var(--radius-card); box-shadow: var(--shadow-card); }

.work-detail__full {
  margin: -14px 0 40px;
  text-align: center;
}

.work-detail__full-summary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: var(--tap-target-min);
  padding: 0 24px;
  border: 1.5px solid var(--color-primary);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-primary-deep);
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  list-style: none;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.work-detail__full-summary::-webkit-details-marker { display: none; }
.work-detail__full-summary:hover { background: var(--color-primary-soft); transform: translateY(-1px); }

.work-detail__full-chevron {
  width: 8px;
  height: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 0.2s ease;
}

.work-detail__full[open] .work-detail__full-summary { margin-bottom: 18px; }
.work-detail__full[open] .work-detail__full-chevron { transform: translateY(2px) rotate(225deg); }

.work-detail__full-frame {
  max-height: 78vh;
  overflow: auto;
  border-radius: var(--radius-card);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}

.work-detail__full-image {
  width: 100%;
  height: auto;
  display: block;
}

.work-detail--lp .work-detail__images,
.work-detail--lp .work-detail__full {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.work-detail__meta {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 40px;
  font-size: 0.9375rem;
  background: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: table;
}

.work-detail__meta th, .work-detail__meta td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--color-line); }
.work-detail__meta tr:last-child th, .work-detail__meta tr:last-child td { border-bottom: none; }
.work-detail__meta th { width: 30%; color: var(--color-ink-soft); font-weight: 700; }

.work-detail__section { margin-bottom: 36px; }
.work-detail__points { list-style: none; padding: 0; }
.work-detail__points li { margin-bottom: 0.6em; padding-left: 1.4em; position: relative; }
.work-detail__points li::before {
  content: ""; position: absolute; left: 0; top: 0.62em;
  width: 10px; height: 10px; border-radius: 50%; background: var(--color-mustard);
}

.work-detail__cta {
  padding: 30px 24px;
  background: var(--color-primary-soft);
  border-radius: var(--radius-card);
  text-align: center;
  margin-bottom: 36px;
}
.work-detail__cta .section-title { text-align: center; font-size: 1.15rem; }
.work-detail__cta .section-title::after { margin-left: auto; }

.work-detail__nav { display: flex; flex-direction: column; gap: 12px; padding-top: 24px; border-top: 1px solid var(--color-line); }
.work-detail__nav-link { min-height: var(--tap-target-min); display: flex; align-items: center; font-size: 0.9375rem; font-weight: 700; }

/* ===== ブレークポイント: タブレット 768px ===== */

@media (min-width: 768px) {
  .site-header__inner { justify-content: space-between; }
  .site-header__nav { display: flex; }
  .fv { padding: 92px 0 118px; }
  .fv__inner { padding-right: 34%; }
  .fv__cta { flex-direction: row; }
  .btn { width: auto; }

  .section-title { font-size: 1.75rem; }

  .work-grid { grid-template-columns: repeat(2, 1fr); }
  .reasons__grid { grid-template-columns: repeat(3, 1fr); }
  .testimonial-card { padding: 38px 40px 32px; }
  .testimonial-card__quote { font-size: 1.125rem; }
  .testimonials-more__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .process__list { grid-template-columns: repeat(4, 1fr); }
  .process-step { grid-template-columns: 1fr; text-align: center; justify-items: center; row-gap: 8px; }
  .process-step__num { grid-row: auto; }

  .contact__links { flex-direction: row; justify-content: center; }

  .work-detail__images { flex-direction: row; flex-wrap: wrap; }
  .work-detail__images .work-detail__image { width: calc(50% - 9px); }
  .work-detail--lp .work-detail__images { flex-direction: column; flex-wrap: nowrap; }
  .work-detail--lp .work-detail__images .work-detail__image { width: 100%; }
  .work-detail__nav { flex-direction: row; justify-content: space-between; }
}

/* ===== ブレークポイント: デスクトップ 1120px ===== */

@media (min-width: 1120px) {
  .fv__image { object-position: center 52%; }
  .work-grid { grid-template-columns: repeat(3, 1fr); }
  .services__grid { grid-template-columns: repeat(3, 1fr); }
}