/* ─── Workshop detail page — extends site design system ─── */
.wd-wrapper { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* Hero header — Option C: title area + 4-image montage */
.wd-hero { background: #efebeb; padding: 80px 0 0; }
@media (min-width: 980px) { .wd-hero { padding: 110px 0 0; } }
.wd-hero-title-area { text-align: center; padding: 0 20px 60px; max-width: 1120px; margin: 0 auto; }
@media (min-width: 980px) { .wd-hero-title-area { padding-bottom: 80px; } }
.wd-hero-eyebrow { font-family: 'Lato', sans-serif; font-size: 1.2rem; font-weight: 400; letter-spacing: .25em; color: #7a6a64; display: block; margin-bottom: 16px; }
.wd-hero-num { font-family: 'Lato', sans-serif; font-size: max(4rem, min(calc(1rem + 6vw), 7.2rem)); font-weight: 300; color: #ab5444; line-height: 1; display: block; margin: 0 0 18px; }
.wd-hero-title { font-size: max(2.4rem, min(calc(1rem + 3.2vw), 4.2rem)); font-weight: 700; color: #52342e; line-height: 1.35; margin: 0 0 12px; }
.wd-hero-sub { font-size: max(1.4rem, min(calc(.8rem + 1vw), 1.7rem)); color: #52342e; font-weight: 400; line-height: 1.85; }
.wd-breadcrumb { display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 1.2rem; margin-top: 32px; }
.wd-breadcrumb a { color: #1b1b1b; text-decoration: none; }
.wd-breadcrumb a:hover { color: #ab5444; }
.wd-bc-sep { display: inline-block; width: 6px; height: 6px; transform: rotate(45deg); border-top: 1px solid #52342e; border-right: 1px solid #52342e; }

/* 4-image montage */
.wd-hero-montage { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; height: clamp(220px, 28vw, 360px); }
@media (max-width: 768px) {
  .wd-hero-montage { grid-template-columns: repeat(2, 1fr); grid-template-rows: 1fr 1fr; height: clamp(360px, 80vw, 560px); }
}
.wd-hero-tile { background-size: cover; background-position: center; position: relative; }
.wd-hero-tile::after {
  content: attr(data-label);
  position: absolute; bottom: 14px; left: 14px;
  background: rgba(82,52,46,.85); color: #fff;
  padding: 5px 12px; font-size: 1rem; font-family: 'Lato', sans-serif;
  letter-spacing: .18em; font-weight: 700;
}
.wd-hero-tile--1 { background-image: url('../../img/wamen-01.jpg'); }
.wd-hero-tile--2 { background-image: url('../../img/wamen-02.jpg'); }
.wd-hero-tile--3 { background-image: url('../../img/wamen-03.jpg'); }
.wd-hero-tile--4 { background-image: url('../../img/wamen-04.jpg'); }

/* Date / Time / Place strip */
.wd-strip { background: #fff; padding: 60px 0; border-bottom: 1px solid #efebeb; }
.wd-strip-grid { display: grid; grid-template-columns: 1fr; gap: 32px; text-align: center; }
@media (min-width: 768px) { .wd-strip-grid { grid-template-columns: repeat(3, 1fr); } }
.wd-strip-item { padding: 0 20px; }
.wd-strip-label { font-family: 'Lato', sans-serif; font-size: 1.1rem; font-weight: 700; letter-spacing: .25em; color: #ab5444; display: block; margin-bottom: 12px; }
.wd-strip-value { font-family: 'Lato', sans-serif; font-size: max(2rem, min(calc(1rem + 1.8vw), 2.6rem)); font-weight: 300; color: #52342e; line-height: 1.2; display: block; margin-bottom: 6px; }
.wd-strip-sub { font-size: 1.3rem; color: #1b1b1b; line-height: 1.7; display: block; }

/* About section */
.wd-section { padding: 80px 0; }
@media (min-width: 980px) { .wd-section { padding: 120px 0; } }
.wd-section-title { text-align: center; margin: 0 0 48px; color: #52342e; line-height: 1.15; }
@media (min-width: 980px) { .wd-section-title { margin-bottom: 64px; } }
.wd-section-title-en { font-family: 'Lato', sans-serif; font-size: max(3rem, min(calc(1rem + 4vw), 5.3rem)); font-weight: 400; display: block; letter-spacing: .04em; line-height: 1.1; }
.wd-section-title-ja { font-size: max(1.4rem, min(calc(.8rem + 1vw), 1.7rem)); display: block; margin-top: 10px; color: #52342e; font-weight: 400; }
.wd-prose { max-width: 720px; margin: 0 auto; font-size: 1.5rem; line-height: 2; color: #1b1b1b; }
.wd-prose p + p { margin-top: 1.4em; }
.wd-prose-lead { font-size: 1.8rem; line-height: 1.85; font-weight: 700; color: #52342e; text-align: center; margin-bottom: 32px; }

/* From seed to thread — 4 step flow */
.wd-flow-section { background: #efebeb; }
.wd-flow-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 920px; margin: 0 auto; }
@media (min-width: 980px) { .wd-flow-grid { grid-template-columns: repeat(4, 1fr); gap: 20px; } }
.wd-flow-card { background: #fff; padding: 28px 20px; text-align: center; position: relative; }
.wd-flow-card.is-current { background: #52342e; color: #fff; }
.wd-flow-num { font-family: 'Lato', sans-serif; font-size: 2.6rem; font-weight: 300; color: #ab5444; display: block; margin-bottom: 6px; line-height: 1; }
.wd-flow-card.is-current .wd-flow-num { color: #fff; }
.wd-flow-en { font-family: 'Lato', sans-serif; font-size: 1.1rem; letter-spacing: .2em; color: #7a6a64; display: block; margin-bottom: 14px; }
.wd-flow-card.is-current .wd-flow-en { color: #efebeb; }
.wd-flow-ja { font-size: 1.5rem; font-weight: 700; color: #52342e; margin: 0 0 10px; line-height: 1.5; }
.wd-flow-card.is-current .wd-flow-ja { color: #fff; }
.wd-flow-body { font-size: 1.2rem; line-height: 1.7; color: #666; margin: 0 0 12px; }
.wd-flow-card.is-current .wd-flow-body { color: #efebeb; }
.wd-flow-when { font-family: 'Lato', sans-serif; font-size: 1.1rem; color: #ab5444; display: block; letter-spacing: .1em; }
.wd-flow-card.is-current .wd-flow-when { color: #fff; font-weight: 700; }

/* Details */
.wd-details-section { padding: 80px 0; }
.wd-details-table { max-width: 760px; margin: 0 auto; width: 100%; border-collapse: collapse; }
.wd-details-table th, .wd-details-table td { padding: 18px 16px; text-align: left; vertical-align: top; border-bottom: 1px solid #efebeb; font-size: 1.4rem; line-height: 1.85; }
.wd-details-table th { width: 30%; color: #52342e; font-weight: 700; font-size: 1.3rem; letter-spacing: .04em; }
.wd-details-table td { color: #1b1b1b; }
.wd-details-cta { text-align: center; margin-top: 48px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.wd-btn { display: inline-block; padding: 14px 36px; border-radius: 112.5px; text-decoration: none; font-size: 1.4rem; letter-spacing: .04em; transition: .15s ease; font-family: inherit; border: 1px solid #52342e; cursor: pointer; }
.wd-btn-primary { background: #52342e; color: #fff; }
.wd-btn-primary:hover { background: #ab5444; border-color: #ab5444; }
.wd-btn-ghost { background: transparent; color: #52342e; }
.wd-btn-ghost:hover { background: #efebeb; }

/* Instructor */
.wd-instructor-section { background: #fff; }
.wd-instructor-row { display: grid; grid-template-columns: 1fr; gap: 40px; max-width: 920px; margin: 0 auto; align-items: start; }
@media (min-width: 768px) { .wd-instructor-row { grid-template-columns: 320px 1fr; gap: 60px; } }
.wd-instructor-img { width: 100%; aspect-ratio: 3 / 2; background: #efebeb center/cover no-repeat url('../../img/instructor_nakatani.jpg'); display: block; }
.wd-instructor-name-en { font-family: 'Lato', sans-serif; font-size: 1.2rem; letter-spacing: .25em; color: #ab5444; display: block; margin-bottom: 6px; }
.wd-instructor-name { font-size: 2.4rem; font-weight: 700; color: #52342e; margin: 0 0 8px; line-height: 1.3; }
.wd-instructor-role { font-size: 1.3rem; color: #7a6a64; display: block; margin-bottom: 24px; }
.wd-instructor-bio { font-size: 1.4rem; line-height: 1.9; color: #1b1b1b; margin: 0 0 16px; }
.wd-instructor-note { font-size: 1.3rem; line-height: 1.8; color: #666; padding: 18px 22px; background: #faf7f7; border-left: 3px solid #ab5444; margin-top: 24px; }

/* Project intro / stats */
.wd-project-section { background: #efebeb; }
.wd-project-intro { max-width: 760px; margin: 0 auto 60px; text-align: center; font-size: 1.5rem; line-height: 2; color: #1b1b1b; }
.wd-stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 920px; margin: 0 auto; }
@media (min-width: 768px) { .wd-stats-grid { grid-template-columns: repeat(4, 1fr); } }
.wd-stat { text-align: center; padding: 28px 12px; background: #fff; }
.wd-stat-num { font-family: 'Lato', sans-serif; font-size: max(3.6rem, min(calc(1rem + 4vw), 5.6rem)); font-weight: 300; color: #52342e; display: block; line-height: 1; margin-bottom: 8px; }
.wd-stat-label-en { font-family: 'Lato', sans-serif; font-size: 1.1rem; letter-spacing: .2em; color: #ab5444; display: block; margin-bottom: 4px; }
.wd-stat-label-ja { font-size: 1.2rem; color: #52342e; display: block; }

/* CTA section */
.wd-cta-section { background: #fff; padding: 100px 0; text-align: center; }
.wd-cta-title-en { font-family: 'Lato', sans-serif; font-size: 1.3rem; letter-spacing: .3em; color: #ab5444; display: block; margin-bottom: 24px; }
.wd-cta-title { font-size: max(2rem, min(calc(1rem + 2vw), 3rem)); font-weight: 700; color: #52342e; line-height: 1.5; margin: 0 0 32px; }
.wd-cta-body { font-size: 1.4rem; line-height: 1.85; color: #1b1b1b; max-width: 640px; margin: 0 auto 40px; }
.wd-cta-contact { margin-top: 28px; font-size: 1.3rem; color: #7a6a64; }
.wd-cta-contact a { color: #52342e; }

@media (max-width: 600px) {
  .wd-details-table th { width: 36%; padding: 14px 8px; font-size: 1.2rem; }
  .wd-details-table td { padding: 14px 8px; font-size: 1.3rem; }
}