/* =========================================================
   nanoTRACK journal page (jounal.html)
   Extends style.css — reuses its CSS variables, .container,
   .arrow, .reveal-up etc. Only page-specific components live
   here.
   Base styles are written for PC and overridden inside a
   single `@media (max-width: 768px)` block for SP, matching
   the convention used in style.css.
========================================================= */

/* ---------- page hero (title) ---------- */

.page-hero {
  padding: calc(var(--header-h) + clamp(32px, 6vw, 74px)) 0 clamp(32px, 5vw, 56px);
}

.page-hero__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.75rem, 0.4rem + 6.5vw, 6rem); /* 28px～96px */
  line-height: 1;
  letter-spacing: 0.1em;
  color: var(--text);
}

.page-hero__lead {
  margin: clamp(12px, 2vw, 20px) 0 0;
  font-size: var(--fs-18);
  font-weight: 500;
}

/* ---------- breadcrumb ---------- */

.breadcrumb {
  padding: clamp(16px, 3vw, 36px) 0;
}

.breadcrumb__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 8px;
  font-size: var(--fs-18);
  font-weight: 500;
}

.breadcrumb__inner a,
.breadcrumb__inner .breadcrumb__sep {
  white-space: nowrap;
}

.breadcrumb__inner a {
  text-decoration: underline;
}

.breadcrumb__sep {
  opacity: 0.6;
}

/* ---------- journal grid ---------- */

.journal-grid-section {
  padding: clamp(40px, 6vw, 80px) 0 clamp(80px, 10vw, 140px);
}

.journal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 30px);
}

.journal-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--black);
  overflow: hidden;
  transition: opacity 0.2s ease;
}

a.journal-card:hover {
  opacity: 0.85;
}

.journal-card::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, transparent 50%, var(--black) 50%);
}

.journal-card__arrow {
  position: absolute;
  right: 10px;
  bottom: 10px;
  z-index: 1;
  width: 8px;
  height: 8px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
  transform: rotate(45deg);
}

.journal-card__photo {
  display: block;
  background: #d9d9d9;
  aspect-ratio: 358 / 220;
  background-size: cover;
  background-position: center;
}

.journal-card__tags {
  display: flex;
  gap: 8px;
  padding: clamp(12px, 1.5vw, 20px) clamp(12px, 1.5vw, 16px) 0;
}

.journal-card__tag {
  background: var(--green);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  padding: 4px 12px;
}

.journal-card__title {
  margin: 0;
  padding: 8px clamp(12px, 1.5vw, 16px) clamp(16px, 2vw, 20px);
  font-size: var(--fs-18);
  font-weight: 500;
  line-height: 1.5;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- pagination ---------- */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(8px, 1.5vw, 16px);
  margin-top: clamp(32px, 4vw, 56px);
  font-size: var(--fs-18);
  font-weight: 500;
}

.pagination__prev,
.pagination__next {
  color: var(--text);
}

.pagination__prev.is-disabled {
  opacity: 0.4;
  pointer-events: none;
}

.pagination__list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.pagination__page {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  transition: opacity 0.2s ease;
}

a.pagination__page:hover {
  opacity: 0.7;
}

.pagination__page.is-current {
  background: var(--black);
  color: #fff;
}

.pagination__gap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
}

/* ---------- journal detail (jounal_detail.html) ---------- */

.journal-detail-page {
  padding: clamp(40px, 6vw, 80px) 0 clamp(80px, 10vw, 140px);
}

.journal-detail__date {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 16px;
  margin: 0 0 clamp(20px, 3vw, 32px);
  background: var(--green);
  color: #fff;
  font-size: var(--fs-18);
  font-weight: 500;
}

.journal-detail__title {
  margin: 0 0 clamp(24px, 3vw, 32px);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--fs-24);
  letter-spacing: 0.1em;
  line-height: 1.5;
  color: var(--text);
}

.journal-detail__image {
  margin: clamp(20px, 3vw, 32px) 0 0;
  background: #d9d9d9;
  aspect-ratio: 1140 / 622;
  background-size: cover;
  background-position: center;
}

.journal-detail__body {
  margin: clamp(20px, 3vw, 32px) 0 0;
}

.journal-detail__body p {
  margin: 0 0 clamp(24px, 3vw, 32px);
  font-size: var(--fs-18);
  font-weight: 500;
  line-height: 1.5;
  color: var(--text);
}

.journal-detail__body p:last-child {
  margin-bottom: 0;
}

.journal-detail__body h2 {
  margin: clamp(40px, 5vw, 64px) 0 clamp(16px, 2vw, 24px);
  padding-left: clamp(12px, 1.5vw, 16px);
  border-left: 4px solid var(--green);
  font-size: var(--fs-24);
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.journal-detail__body h2:first-child {
  margin-top: 0;
}

.journal-detail__body h3 {
  margin: clamp(28px, 3.5vw, 40px) 0 clamp(12px, 1.5vw, 16px);
  font-size: var(--fs-20);
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.journal-detail__body ul {
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding-left: 1.4em;
  list-style: disc;
}

.journal-detail__body ul:last-child {
  margin-bottom: 0;
}

.journal-detail__body li {
  margin: 0 0 8px;
  font-size: var(--fs-18);
  font-weight: 500;
  line-height: 1.5;
  color: var(--text);
}

.journal-detail__body li:last-child {
  margin-bottom: 0;
}

.journal-detail__body strong {
  font-weight: 700;
}

.journal-detail__body a {
  font-weight: 500;
  background-image: linear-gradient(to right, var(--green) 50%, var(--text) 50%);
  background-size: 200% 100%;
  background-position: 100% 0;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  text-decoration: underline;
  text-decoration-color: var(--text);
  text-underline-offset: 3px;
  transition: background-position 0.4s ease;
}

.journal-detail__body a:hover {
  background-position: 0 0;
  text-decoration: none;
}

@supports not (background-clip: text) {
  .journal-detail__body a {
    background: none;
    color: var(--text);
    -webkit-text-fill-color: unset;
  }

  .journal-detail__body a:hover {
    color: var(--green);
  }
}

/* ---------- in-article CTA link box (whole box is the clickable link) ---------- */

.journal-detail__body a.journal-detail__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: clamp(32px, 4vw, 48px) 0;
  padding: clamp(20px, 3vw, 32px);
  background: #EFF8F2;
  -webkit-background-clip: border-box;
  background-clip: border-box;
  -webkit-text-fill-color: unset;
  border: 1px solid var(--green);
  border-radius: 12px;
  color: var(--green);
  font-size: var(--fs-18);
  font-weight: 700;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.journal-detail__body a.journal-detail__cta:hover {
  opacity: 0.7;
  text-decoration: none;
}

.journal-detail__cta .arrow {
  border-color: var(--green);
}

/* ---------- author byline card ---------- */

.journal-author {
  display: flex;
  gap: clamp(16px, 2.5vw, 24px);
  margin: clamp(40px, 5vw, 64px) 0 0;
  padding: clamp(20px, 3vw, 32px);
  background: #FAFAFA;
  border: 1px solid var(--border);
  border-radius: 12px;
}

.journal-author__avatar {
  flex: none;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 3px solid var(--green);
  object-fit: cover;
}

.journal-author__label {
  margin: 0 0 8px;
  font-size: var(--fs-16);
  font-weight: 500;
  color: var(--text);
  opacity: 0.6;
}

.journal-author__name {
  margin: 0 0 4px;
  font-size: var(--fs-20);
  font-weight: 700;
  color: var(--text);
}

.journal-author__role {
  margin: 0 0 12px;
  font-size: var(--fs-16);
  font-weight: 500;
  color: var(--text);
  opacity: 0.7;
}

.journal-author__bio {
  margin: 0;
  font-size: var(--fs-16);
  font-weight: 500;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- floating contact button (journal detail only) ---------- */

.journal-floating-cta {
  position: fixed;
  right: 30px;
  bottom: calc(32px + clamp(64px, 6vw, 84px) + 16px);
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(64px, 6vw, 84px);
  height: clamp(64px, 6vw, 84px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease, visibility 0.5s ease;
}

body.journal-cta-visible .journal-floating-cta {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.journal-floating-cta__blob {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  transition: filter 0.2s ease;
}

.journal-floating-cta:hover .journal-floating-cta__blob {
  filter: brightness(1.15);
}

.journal-floating-cta__icon {
  position: relative;
  z-index: 1;
  width: 26px;
  height: 26px;
}

/* ---------- SP ---------- */

@media (max-width: 768px) {
  .page-hero {
    padding: calc(var(--header-h) + 32px) 0 32px;
  }

  .journal-grid-section {
    padding: 32px 0 64px;
  }

  .journal-grid {
    grid-template-columns: 1fr;
  }

  .journal-detail-page {
    padding: 32px 0 64px;
  }

  .journal-floating-cta {
    right: 16px;
    bottom: calc(16px + clamp(64px, 6vw, 84px) + 12px);
  }

  .journal-author {
    flex-direction: column;
  }
}