/**
 * Download Page Styles
 * ホワイトペーパーダウンロードページ
 */

/* ============================================
   Section 1: Intro (2-column hero)
   ============================================ */
.p-download-intro {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}

.p-download-intro__visual {
  display: flex;
  justify-content: center;
}

.p-download-intro__cover {
  max-width: 320px;
}

.p-download-intro__cover img {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-2);
  transition: transform var(--transition-slow);
  width: 100%;
  height: auto;
}

.p-download-intro__cover:hover img {
  transform: translateY(-8px);
}

.p-download-intro__badge {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-bg);
  border: 1px solid rgba(0, 122, 138, 0.18);
  border-radius: 999px;
  padding: 6px 18px;
  margin-bottom: 16px;
}

.p-download-intro__title {
  font-family: var(--font-ja);
  font-size: clamp(2.4rem, 4vw, 3.6rem);
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: 0.04em;
  color: var(--ink);
  margin-bottom: 20px;
}

.p-download-intro__lead {
  font-size: 1.6rem;
  line-height: 1.9;
  color: var(--color-text-2);
  margin-bottom: 24px;
}

.p-download-intro__meta {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.p-download-intro__meta-item {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-text-light);
  padding: 4px 12px;
  background: var(--color-bg-alt);
  border-radius: 4px;
}

/* ============================================
   Section 2: Benefits (この資料でわかること)
   ============================================ */
.p-download-benefits {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.p-download-benefit {
  padding: clamp(24px, 3vw, 40px);
  transition: all var(--transition-base);
}

.p-download-benefit:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
}

.p-download-benefit__icon {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.p-download-benefit__title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--ink);
}

.p-download-benefit__text {
  font-size: 1.4rem;
  line-height: 1.8;
  color: var(--color-text-2);
}

/* ============================================
   Section 3: TOC Preview (目次)
   ============================================ */
.p-download-toc {
  padding: clamp(32px, 4vw, 56px);
  max-width: 700px;
  margin: 48px auto 0;
}

.p-download-toc__list {
  list-style: none;
  padding: 0;
}

.p-download-toc__item {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 16px 0;
  border-bottom: var(--hairline);
}

.p-download-toc__item:last-child {
  border-bottom: none;
}

.p-download-toc__chapter {
  font-family: var(--font-en);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  flex-shrink: 0;
  min-width: 90px;
}

.p-download-toc__name {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--ink);
}

/* ============================================
   Section 4: Download Form
   ============================================ */
.p-download-form {
  max-width: 600px;
  margin: 0 auto;
}

.p-download-form__lead {
  text-align: center;
  font-size: 1.6rem;
  margin-bottom: 32px;
  color: var(--color-text-2);
}

.p-download-form__card {
  padding: clamp(32px, 5vw, 60px);
  border-radius: var(--radius-card);
}

.p-download-form__trust {
  text-align: center;
  margin-top: 24px;
  font-size: 1.3rem;
  color: var(--color-text-light);
}

.p-download-form__trust a {
  color: var(--color-primary);
  text-decoration: underline;
}

.p-download-form__company {
  margin-top: 4px;
  font-weight: 600;
}

/* ============================================
   Thank You / Download Section
   ============================================ */
.p-download-thankyou {
  text-align: center;
  padding: clamp(40px, 5vw, 64px);
  border-radius: var(--radius-card);
}

.p-download-thankyou__icon {
  font-size: 3.2rem;
  color: var(--color-primary);
  width: 64px;
  height: 64px;
  line-height: 64px;
  border-radius: 50%;
  background: var(--color-primary-bg);
  margin: 0 auto 24px;
}

.p-download-thankyou__title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 16px;
}

.p-download-thankyou__text {
  font-size: 1.5rem;
  line-height: 1.8;
  color: var(--color-text-2);
  margin-bottom: 32px;
}

.p-download-thankyou__btn {
  font-size: 1.6rem;
  padding: 18px 56px;
}

/* ============================================
   Section heading override
   ============================================ */
.p-download-page .c-heading-secondary {
  text-align: center;
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 16px;
}

/* Surface background (matches l-section--surface) */
.p-download-page .l-section--surface {
  background: var(--color-bg);
}

/* ============================================
   Responsive
   ============================================ */
@media screen and (max-width: 768px) {
  .p-download-intro {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .p-download-intro__cover {
    max-width: 240px;
    margin: 0 auto;
  }

  .p-download-intro__meta {
    justify-content: center;
  }

  .p-download-benefits {
    grid-template-columns: 1fr;
  }

  .p-download-form__card {
    padding: 40px 24px;
  }

  .p-download-toc {
    padding: 32px 24px;
  }

  .p-download-thankyou {
    padding: 40px 24px;
  }
}

@media screen and (max-width: 480px) {
  .p-download-intro__meta {
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }

  .p-download-form__card {
    padding: 32px 20px;
  }
}

/* ============================================
   Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  .p-download-intro__cover:hover img,
  .p-download-benefit:hover {
    transform: none;
  }
}