/* ============================================================
   /ja/partners/ Editorial Mode
   v14.0 (2026-05-07): inline <style> から外部化
   v12 系で構築された JA partners 専用スタイル
   アイボリー × 真鍮(Cle de Peau Beauté inspired)
   EN/KO partners はこのファイルを参照しない(assets/css/style.css のみ使用)
   ============================================================ */

:root {
  --color-ivory: #FAF6F0;
  --color-ivory-soft: #F4ECE0;
  --color-brass: #B08D57;
  --color-brass-light: #C9A96E;
  --color-brass-dark: #8A6D3F;
  --color-deep-red: #5C1F2E;
  --color-noir: #1A1419;
}

/* Hero — refined editorial */
.partner-hero {
  padding: 120px 5% 90px;
  background:
    linear-gradient(180deg, transparent 0, transparent 70%, rgba(176,141,87,0.04) 100%),
    var(--color-ivory);
  text-align: center;
  position: relative;
}
.partner-hero::before, .partner-hero::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: min(900px, 80%);
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(176,141,87,0.5) 20%, rgba(176,141,87,0.8) 50%, rgba(176,141,87,0.5) 80%, transparent 100%);
}
.partner-hero::before { top: 50px; }
.partner-hero::after { bottom: 36px; }
.partner-hero__flourish {
  display: flex;
  justify-content: center;
  margin-bottom: 32px;
  color: var(--color-brass);
  opacity: 0.85;
}
.partner-hero__eyebrow {
  font-family: "Playfair Display", serif;
  font-size: 0.78rem;
  font-style: italic;
  letter-spacing: 0.36em;
  color: var(--color-brass);
  text-transform: uppercase;
  margin-bottom: 22px;
}
.partner-hero__title {
  font-family: "Playfair Display", "BIZ UDMincho", "Noto Serif JP", serif;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 500;
  color: var(--color-noir);
  letter-spacing: 0.08em;
  line-height: 1.55;
  margin: 0 auto 28px;
  max-width: 880px;
}
.partner-hero__lead {
  font-family: "BIZ UDMincho", "Noto Serif JP", serif;
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  color: #4a3540;
  line-height: 2.1;
  max-width: 740px;
  margin: 0 auto;
  letter-spacing: 0.07em;
  font-weight: 400;
}

/* WHY PARTNER — editorial 2x2 grid with big numbers */
.why-partner {
  padding: 100px 5% 90px;
  background: var(--color-ivory);
  position: relative;
}
.why-partner__inner {
  max-width: 1080px;
  margin: 0 auto;
}
.why-partner__title {
  font-family: "Playfair Display", serif;
  font-size: 0.85rem;
  font-style: italic;
  letter-spacing: 0.36em;
  color: var(--color-brass);
  text-transform: uppercase;
  text-align: center;
  margin: 0 0 14px;
  font-weight: 500;
}
.why-partner__heading {
  font-family: "Playfair Display", "BIZ UDMincho", serif;
  font-size: clamp(1.4rem, 2.8vw, 1.95rem);
  font-weight: 500;
  color: var(--color-noir);
  text-align: center;
  letter-spacing: 0.08em;
  line-height: 1.55;
  margin: 0 auto 70px;
  max-width: 720px;
}
.why-partner__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 56px 48px;
}
.why-card {
  position: relative;
  padding: 60px 28px 32px;
  background: transparent;
  border: none;
  border-radius: 0;
  text-align: left;
  transition: transform 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
}
/* Hairline brass top accent */
.why-card::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 0;
  width: 40px;
  height: 1px;
  background: var(--color-brass);
  transition: width 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
}
/* Big editorial number */
.why-card__numbig {
  display: block;
  font-family: "Playfair Display", serif;
  font-style: italic;
  font-weight: 400;
  font-size: 4.5rem;
  line-height: 1;
  /* v13.12: 白抜き → solid 真鍮(JA TOP の v13.5 と同期)*/
  color: var(--color-brass);
  -webkit-text-stroke: 0;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
  transition: color 0.4s ease;
}
.why-card__num {
  display: none; /* hidden — replaced by numbig */
}
.why-card__title {
  font-family: "BIZ UDMincho", "Noto Serif JP", serif;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-deep-red);
  margin: 0 0 18px;
  letter-spacing: 0.08em;
  line-height: 1.5;
  padding-bottom: 14px;
  position: relative;
}
.why-card__title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 1px;
  background: var(--color-brass);
  opacity: 0.5;
}
.why-card__text {
  font-family: "BIZ UDMincho", "Noto Serif JP", serif;
  font-size: 0.92rem;
  color: #4a3540;
  line-height: 2.05;
  margin: 0;
  letter-spacing: 0.06em;
}
.why-card:hover {
  transform: translateY(-4px);
}
.why-card:hover::before {
  width: 80px;
}
.why-card:hover .why-card__numbig {
  color: var(--color-brass-dark, #8A6D3F);
}

/* Channels — editorial 3-column with big numbers + asymmetric offset */
.channels-section {
  padding: 100px 5% 90px;
  background: var(--color-ivory-soft);
  position: relative;
}
.channels-section::before, .channels-section::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: min(900px, 80%);
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(176,141,87,0.5) 20%, rgba(176,141,87,0.8) 50%, rgba(176,141,87,0.5) 80%, transparent 100%);
}
.channels-section::before { top: 36px; }
.channels-section::after { bottom: 36px; }
.channels-section__inner {
  max-width: 1180px;
  margin: 0 auto;
}
.channels-section__eyebrow {
  font-family: "Playfair Display", serif;
  font-size: 0.78rem;
  font-style: italic;
  letter-spacing: 0.36em;
  color: var(--color-brass);
  text-transform: uppercase;
  text-align: center;
  margin: 0 0 14px;
  font-weight: 500;
}
.channels-section__title {
  font-family: "Playfair Display", "BIZ UDMincho", serif;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 500;
  color: var(--color-noir);
  text-align: center;
  letter-spacing: 0.08em;
  margin: 0 auto 70px;
}
.channels-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 64px 36px;
}
.channel-card-large {
  position: relative;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 56px 24px 32px;
  display: flex;
  flex-direction: column;
  transition: transform 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
}
/* v13.15: Asymmetric stagger 解除 — 01/02/03 を横一直線に揃える */
@media (min-width: 1025px) {
  .channel-card--01,
  .channel-card--02,
  .channel-card--03 { transform: translateY(0); }
  .channel-card--01:hover,
  .channel-card--02:hover,
  .channel-card--03:hover { transform: translateY(-6px); }
}
.channel-card-large::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 1px;
  background: var(--color-brass);
  transition: width 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.channel-card-large:hover::before {
  width: 80px;
}
/* Big channel number */
.channel-card__numbig {
  display: block;
  align-self: center;
  font-family: "Playfair Display", serif;
  font-style: italic;
  font-weight: 400;
  font-size: 6rem;
  line-height: 1;
  /* v13.12: 白抜き → solid 真鍮(JA TOP の v13.5 と同期)*/
  color: var(--color-brass);
  -webkit-text-stroke: 0;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  transition: color 0.4s ease;
}
.channel-card-large:hover .channel-card__numbig {
  color: var(--color-brass-dark, #8A6D3F);
}
.channel-card-large__badge {
  display: inline-block;
  align-self: center;
  font-family: "Playfair Display", serif;
  font-style: italic;
  font-size: 0.62rem;
  letter-spacing: 0.4em;
  padding: 0;
  background: transparent;
  color: var(--color-brass);
  text-transform: uppercase;
  margin: 0 0 28px;
  border-radius: 0;
  font-weight: 500;
}
.channel-card-large__title {
  font-family: "Playfair Display", "BIZ UDMincho", serif;
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--color-noir);
  margin: 0 0 6px;
  letter-spacing: 0.04em;
  text-align: center;
  line-height: 1.4;
}
.channel-card-large__title-ja {
  font-family: "BIZ UDMincho", "Noto Serif JP", serif;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-deep-red);
  margin: 0 0 4px;
  letter-spacing: 0.12em;
  text-align: center;
}
.channel-card-large__sub {
  font-family: "BIZ UDMincho", "Noto Serif JP", serif;
  font-size: 0.78rem;
  color: var(--color-brass-dark);
  margin: 0 0 22px;
  letter-spacing: 0.18em;
  text-align: center;
  padding-bottom: 18px;
  position: relative;
}
.channel-card-large__sub::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 1px;
  background: var(--color-brass);
  opacity: 0.5;
}
.channel-card-large__desc {
  font-family: "BIZ UDMincho", "Noto Serif JP", serif;
  font-size: 0.88rem;
  color: #4a3540;
  line-height: 2.0;
  margin: 0 0 24px;
  letter-spacing: 0.06em;
}
.channel-card-large__list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  font-family: "BIZ UDMincho", "Noto Serif JP", serif;
}
.channel-card-large__list li {
  font-size: 0.82rem;
  color: #5a4250;
  padding: 8px 0 8px 18px;
  position: relative;
  letter-spacing: 0.06em;
  line-height: 1.7;
  border-bottom: 1px solid rgba(176,141,87,0.15);
}
.channel-card-large__list li:last-child {
  border-bottom: none;
}
.channel-card-large__list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-brass);
  font-weight: 300;
}
.channel-card-large__btn {
  display: inline-block;
  align-self: stretch;
  text-align: center;
  font-family: "Playfair Display", "BIZ UDMincho", serif;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--color-deep-red);
  background: transparent;
  border: 1px solid var(--color-brass);
  padding: 14px 20px;
  text-decoration: none;
  border-radius: 0;
  transition: all 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
  margin-top: auto;
}
.channel-card-large__btn:hover {
  background: var(--color-brass);
  color: var(--color-ivory);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -8px rgba(176,141,87,0.4);
}

/* Process — refined editorial steps */
.process-section {
  padding: 100px 5% 80px;
  background: var(--color-ivory);
  position: relative;
}
.process-section::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 36px;
  width: min(900px, 80%);
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(176,141,87,0.5) 20%, rgba(176,141,87,0.8) 50%, rgba(176,141,87,0.5) 80%, transparent 100%);
}
.process-section__inner {
  max-width: 1080px;
  margin: 0 auto;
}
.process-section__title {
  font-family: "Playfair Display", "BIZ UDMincho", serif;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 500;
  color: var(--color-noir);
  text-align: center;
  letter-spacing: 0.12em;
  margin: 0 auto 60px;
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px 20px;
  position: relative;
}
/* Connecting line */
.process-steps::before {
  content: "";
  position: absolute;
  top: 36px;
  left: 12.5%;
  right: 12.5%;
  height: 1px;
  background: linear-gradient(90deg, var(--color-brass) 0%, var(--color-brass-light) 50%, var(--color-brass) 100%);
  opacity: 0.4;
}
.process-step {
  text-align: center;
  position: relative;
}
.process-step__num {
  font-family: "Playfair Display", serif;
  font-style: italic;
  font-size: 2.4rem;
  font-weight: 400;
  color: var(--color-brass);
  background: var(--color-ivory);
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-brass);
  border-radius: 50%;
  margin: 0 auto 18px;
  position: relative;
  z-index: 1;
  letter-spacing: -0.04em;
  transition: background 0.4s ease, color 0.4s ease;
}
.process-step:hover .process-step__num {
  background: var(--color-brass);
  color: var(--color-ivory);
}
.process-step__title {
  font-family: "BIZ UDMincho", "Noto Serif JP", serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-noir);
  letter-spacing: 0.12em;
  margin: 0 0 12px;
}
.process-step__desc {
  font-family: "BIZ UDMincho", "Noto Serif JP", serif;
  font-size: 0.85rem;
  color: #4a3540;
  line-height: 1.95;
  margin: 0;
  letter-spacing: 0.06em;
}

/* Upcoming briefing — refined banner */
.upcoming-section {
  padding: 90px 5%;
  background: var(--color-ivory-soft);
  text-align: center;
}
.upcoming-section__inner {
  max-width: 720px;
  margin: 0 auto;
}
.upcoming-section__title {
  font-family: "Playfair Display", "BIZ UDMincho", serif;
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  font-weight: 500;
  color: var(--color-noir);
  letter-spacing: 0.12em;
  margin: 0 0 24px;
}
.upcoming-section__lead {
  font-family: "BIZ UDMincho", "Noto Serif JP", serif;
  font-size: 0.95rem;
  color: #4a3540;
  line-height: 2.0;
  margin: 0 0 36px;
  letter-spacing: 0.07em;
}
.upcoming-link {
  display: inline-block;
  font-family: "Playfair Display", "BIZ UDMincho", serif;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--color-deep-red);
  background: transparent;
  border: 1px solid var(--color-deep-red);
  padding: 16px 36px;
  text-decoration: none;
  border-radius: 0;
  transition: all 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.upcoming-link:hover {
  background: var(--color-deep-red);
  color: var(--color-ivory);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -8px rgba(92,31,46,0.4);
}

/* SP — single column, reset offsets */
@media (max-width: 1024px) {
  .partner-hero { padding: 80px 5% 60px; }
  .why-partner { padding: 70px 5% 60px; }
  .why-partner__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .why-card__numbig { font-size: 3.6rem; }
  .channels-section { padding: 70px 5% 60px; }
  .channels-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .channel-card--01,
  .channel-card--02,
  .channel-card--03 { transform: translateY(0) !important; }
  .channel-card--01:hover,
  .channel-card--02:hover,
  .channel-card--03:hover { transform: translateY(-4px) !important; }
  .channel-card__numbig { font-size: 5rem; }
  .channel-card-large__title { font-size: 1.25rem; }
  .process-section { padding: 70px 5% 60px; }
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px 24px;
  }
  .process-steps::before { display: none; }
  .upcoming-section { padding: 60px 5%; }
}
@media (max-width: 480px) {
  .process-steps { grid-template-columns: 1fr; gap: 32px; }
}

/* Breadcrumb — refined for editorial */
.breadcrumb {
  max-width: 1080px;
  margin: 0 auto;
  padding: 20px 5% 0;
  font-family: "BIZ UDMincho", serif;
  font-size: 0.78rem;
  color: var(--color-brass-dark);
  letter-spacing: 0.06em;
}
.breadcrumb a {
  color: var(--color-brass-dark);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}
.breadcrumb a:hover {
  border-bottom-color: var(--color-brass);
}