/* ============================================
   VB Ad Design System — Banner DS Extension
   バナー精度向上のための追加スクリーン専用クラス
   （site.css への追記ではなく分離管理）
   ============================================ */

/* ============================================
   SUB NAV (2段目ナビ)
   既存 site-header__nav が混雑するため
   バナーDS関連の新セクションを2段目に整理
   ============================================ */
.sub-nav {
  position: sticky; top: var(--vb-header-height); z-index: 99;
  background: var(--vb-color-background-cream);
  border-bottom: 1px solid var(--vb-color-gray-100);
}
.sub-nav__inner {
  max-width: 1280px; margin: 0 auto;
  padding: 0 24px; height: 44px;
  display: flex; align-items: center; gap: 20px;
  overflow-x: auto;
}
.sub-nav__label {
  font-size: 11px; font-weight: var(--vb-font-weight-bold);
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--vb-color-text-secondary);
  white-space: nowrap;
}
.sub-nav__list {
  display: flex; gap: 18px; flex: 1;
}
.sub-nav__list a {
  font-size: 13px; color: var(--vb-color-text-secondary);
  border-bottom: 2px solid transparent;
  padding: 4px 0; white-space: nowrap;
  transition: color .15s;
}
.sub-nav__list a:hover,
.sub-nav__list a.is-active {
  color: var(--vb-color-text-primary);
  border-bottom-color: var(--vb-color-brand);
}
@media (max-width: 768px) {
  .sub-nav__inner { padding: 0 16px; gap: 12px; }
  .sub-nav__label { display: none; }
}

/* ============================================
   FILTER BAR (カテゴリタグフィルタ)
   ============================================ */
.filter-bar {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 32px;
}
.filter-bar__btn {
  font-family: inherit; font-size: 12px; font-weight: var(--vb-font-weight-bold);
  letter-spacing: 1px; text-transform: uppercase;
  background: var(--vb-color-base-white);
  color: var(--vb-color-text-secondary);
  border: 1px solid var(--vb-color-gray-100);
  border-radius: 0;
  padding: 8px 16px;
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.filter-bar__btn:hover { color: var(--vb-color-text-primary); }
.filter-bar__btn.is-active {
  background: var(--vb-color-text-primary);
  color: var(--vb-color-text-inverse);
  border-color: var(--vb-color-text-primary);
}

/* ============================================
   INSPIRATION CARD (事例カード)
   ============================================ */
.insp-card {
  display: flex; flex-direction: column;
  padding: 24px;
  background: var(--vb-color-base-white);
  border: 1px solid var(--vb-color-gray-100);
  border-top: 4px solid var(--cat-color, var(--vb-color-text-secondary));
  transition: transform .2s, box-shadow .2s;
}
.insp-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,.06);
}
.insp-card__tag-row {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-bottom: 12px;
}
.insp-card__tag {
  display: inline-block;
  font-size: 10px; font-weight: var(--vb-font-weight-bold);
  letter-spacing: 1px; text-transform: uppercase;
  padding: 2px 8px;
  background: var(--vb-color-gray-50);
  color: var(--vb-color-text-secondary);
}
.insp-card__tag--buy    { background: var(--vb-color-service-buy);     color: #fff; }
.insp-card__tag--sell   { background: var(--vb-color-service-sell);    color: #fff; }
.insp-card__tag--hire   { background: var(--vb-color-service-library); color: #fff; }
.insp-card__tag--common { background: var(--vb-color-brand);           color: #fff; }
.insp-card__brand {
  font-size: 11px; font-weight: var(--vb-font-weight-bold);
  letter-spacing: 1px; text-transform: uppercase;
  color: var(--vb-color-text-secondary); margin-bottom: 4px;
}
.insp-card__title {
  font-size: 18px; font-weight: var(--vb-font-weight-bold);
  margin-bottom: 12px; line-height: 1.4;
}
.insp-card__desc {
  font-size: 13px; color: var(--vb-color-text-secondary);
  line-height: 1.7; margin-bottom: 16px;
}
.insp-card__learn {
  font-size: 13px; padding: 12px;
  background: var(--vb-color-background-cream);
  border-left: 3px solid var(--vb-color-brand);
  margin-bottom: 16px; line-height: 1.6;
}
.insp-card__learn strong {
  display: block; font-weight: var(--vb-font-weight-bold);
  font-size: 11px; letter-spacing: 1px;
  text-transform: uppercase; color: var(--vb-color-brand);
  margin-bottom: 4px;
}
.insp-card__link {
  margin-top: auto;
  font-size: 12px; color: var(--vb-color-text-primary);
  border-bottom: 1px solid currentColor;
  align-self: flex-start;
  word-break: break-all;
}

/* ============================================
   PATTERN MOCK (レイアウト図解)
   ============================================ */
.pattern-card {
  background: var(--vb-color-base-white);
  border: 1px solid var(--vb-color-gray-100);
}
.pattern-card__mock {
  background: var(--vb-color-gray-50);
  padding: 24px;
  border-bottom: 1px solid var(--vb-color-gray-100);
  display: flex; align-items: center; justify-content: center;
  min-height: 240px;
}
.pattern-card__mock svg {
  width: 100%; height: auto; max-width: 200px;
  display: block;
}
.pattern-card__body { padding: 20px; }
.pattern-card__cat {
  font-size: 10px; font-weight: var(--vb-font-weight-bold);
  letter-spacing: 1px; text-transform: uppercase;
  color: var(--cat-color, var(--vb-color-text-secondary));
  margin-bottom: 6px;
}
.pattern-card__name {
  font-size: 16px; font-weight: var(--vb-font-weight-bold);
  margin-bottom: 8px;
}
.pattern-card__desc {
  font-size: 12px; color: var(--vb-color-text-secondary);
  line-height: 1.6; margin-bottom: 12px;
}
.pattern-card__meta {
  display: flex; gap: 12px; flex-wrap: wrap;
  font-size: 11px; color: var(--vb-color-text-secondary);
  border-top: 1px solid var(--vb-color-gray-50);
  padding-top: 10px;
}
.pattern-card__meta-item strong {
  color: var(--vb-color-text-primary);
  font-weight: var(--vb-font-weight-bold);
}

/* ============================================
   TYPE SPECIMEN (タイポ実例)
   ============================================ */
.type-specimen {
  background: var(--vb-color-base-white);
  border: 1px solid var(--vb-color-gray-100);
  margin-bottom: 16px;
}
.type-specimen__preview {
  padding: 32px 24px;
  background: var(--vb-color-cream-vb-cream);
  border-bottom: 1px solid var(--vb-color-gray-100);
  min-height: 140px;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
}
.type-specimen__preview--dark {
  background: var(--vb-color-gray-500);
  color: var(--vb-color-text-inverse);
}
.type-specimen__preview--buy  { background: var(--vb-color-service-buy);  color: #fff; }
.type-specimen__preview--sell { background: var(--vb-color-service-sell); color: #fff; }
.type-specimen__preview--hire { background: var(--vb-color-service-library); color: #fff; }
.type-specimen__copy {
  font-family: var(--vb-font-family-base);
  font-weight: var(--vb-font-weight-bold);
  line-height: 1.2; letter-spacing: -0.5px;
}
.type-specimen__copy--regular {
  font-weight: var(--vb-font-weight-regular);
}
.type-specimen__meta {
  padding: 16px 20px;
  font-size: 12px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 12px;
}
.type-specimen__meta-item strong {
  display: block; font-weight: var(--vb-font-weight-bold);
  color: var(--vb-color-text-primary); margin-bottom: 2px;
}
.type-specimen__meta-item span {
  color: var(--vb-color-text-secondary);
  font-family: ui-monospace, monospace;
}
@media (max-width: 768px) {
  .type-specimen__meta { grid-template-columns: 1fr 1fr; }
}

/* ============================================
   RECIPE CARD (コピー × ビジュアルレシピ)
   ============================================ */
.recipe-card {
  background: var(--vb-color-base-white);
  border: 1px solid var(--vb-color-gray-100);
  border-left: 4px solid var(--cat-color, var(--vb-color-brand));
}
.recipe-card__header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--vb-color-gray-100);
}
.recipe-card__num {
  font-size: 11px; font-weight: var(--vb-font-weight-bold);
  letter-spacing: 2px; color: var(--vb-color-text-secondary);
  margin-bottom: 4px;
}
.recipe-card__name {
  font-size: 20px; font-weight: var(--vb-font-weight-bold);
  margin-bottom: 6px;
}
.recipe-card__tagline {
  font-size: 13px; color: var(--vb-color-text-secondary);
}
.recipe-card__body { padding: 20px 24px; }
.recipe-card__field {
  margin-bottom: 16px;
}
.recipe-card__field:last-child { margin-bottom: 0; }
.recipe-card__label {
  font-size: 10px; font-weight: var(--vb-font-weight-bold);
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--vb-color-text-secondary);
  margin-bottom: 6px;
}
.recipe-card__value {
  font-size: 14px; line-height: 1.6;
}
.recipe-card__copy {
  font-size: 16px; font-weight: var(--vb-font-weight-bold);
  padding: 12px 16px;
  background: var(--vb-color-background-cream);
  border-left: 3px solid var(--cat-color, var(--vb-color-brand));
  line-height: 1.4;
}
.recipe-card__prompt {
  font-family: ui-monospace, "Menlo", monospace;
  font-size: 12px; line-height: 1.6;
  padding: 12px 16px;
  background: var(--vb-color-gray-50);
  white-space: pre-wrap;
  color: var(--vb-color-text-primary);
}
.recipe-card__cats {
  display: flex; gap: 6px; flex-wrap: wrap;
}

/* ============================================
   CHECKLIST
   ============================================ */
.check-list {
  list-style: none; padding: 0; margin: 0;
}
.check-item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 16px 20px;
  background: var(--vb-color-base-white);
  border: 1px solid var(--vb-color-gray-100);
  margin-bottom: 8px;
  transition: background .15s, border-color .15s;
}
.check-item:has(input:checked) {
  background: var(--vb-color-background-cream);
  border-color: var(--vb-color-brand);
}
.check-item__box {
  width: 20px; height: 20px;
  margin: 2px 0 0 0;
  flex-shrink: 0;
  appearance: none; -webkit-appearance: none;
  border: 2px solid var(--vb-color-gray-200);
  background: var(--vb-color-base-white);
  cursor: pointer;
  position: relative;
}
.check-item__box:checked {
  background: var(--vb-color-brand);
  border-color: var(--vb-color-brand);
}
.check-item__box:checked::after {
  content: "✓";
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -55%);
  color: #fff; font-size: 14px; font-weight: 600;
  line-height: 1;
}
.check-item__body { flex: 1; }
.check-item__num {
  display: inline-block;
  font-size: 10px; font-weight: var(--vb-font-weight-bold);
  letter-spacing: 1px;
  color: var(--vb-color-text-secondary);
  margin-bottom: 4px;
}
.check-item__title {
  font-size: 15px; font-weight: var(--vb-font-weight-bold);
  margin-bottom: 4px; line-height: 1.4;
}
.check-item__hint {
  font-size: 12px; line-height: 1.6;
  color: var(--vb-color-text-secondary);
}
.check-progress {
  position: sticky; top: calc(var(--vb-header-height) + 44px); z-index: 50;
  padding: 12px 20px;
  background: var(--vb-color-base-white);
  border: 1px solid var(--vb-color-gray-100);
  margin-bottom: 24px;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 13px;
}
.check-progress__bar {
  flex: 1; height: 4px; margin: 0 16px;
  background: var(--vb-color-gray-50);
  position: relative; overflow: hidden;
}
.check-progress__bar-fill {
  position: absolute; top: 0; left: 0; bottom: 0;
  background: var(--vb-color-brand);
  width: 0%;
  transition: width .2s;
}
.check-progress__count {
  font-family: ui-monospace, monospace;
  font-weight: var(--vb-font-weight-bold);
  color: var(--vb-color-text-primary);
}

/* ============================================
   GRID GUIDE (4pxグリッド可視化)
   ============================================ */
.spacing-row {
  display: grid;
  grid-template-columns: 80px 1fr 100px 1fr;
  gap: 16px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--vb-color-gray-50);
  font-size: 13px;
}
.spacing-row__token {
  font-family: ui-monospace, monospace;
  font-weight: var(--vb-font-weight-bold);
  font-size: 13px;
}
.spacing-row__bar {
  background: var(--vb-color-brand);
  height: 16px;
}
.spacing-row__use {
  color: var(--vb-color-text-secondary);
  font-size: 12px;
}
.spacing-row__px {
  font-family: ui-monospace, monospace;
  font-size: 12px; color: var(--vb-color-text-secondary);
}
@media (max-width: 768px) {
  .spacing-row {
    grid-template-columns: 60px 1fr;
    grid-template-rows: auto auto;
  }
  .spacing-row__use, .spacing-row__px {
    grid-column: 1 / -1; padding-left: 76px;
  }
}

/* ============================================
   GRID VIZ (セーフゾーン図解)
   ============================================ */
.grid-viz {
  width: 100%; max-width: 480px; margin: 0 auto;
  aspect-ratio: 1 / 1;
  background: var(--vb-color-base-white);
  position: relative;
  border: 1px solid var(--vb-color-gray-200);
}
.grid-viz svg { width: 100%; height: 100%; display: block; }

/* ============================================
   GRID --AUTO (柔軟グリッド)
   ============================================ */
.grid--auto {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}
.grid--auto-lg {
  display: grid; gap: 24px;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

/* ============================================
   PROMPT BLOCK
   ============================================ */
.prompt-block {
  font-family: ui-monospace, "Menlo", monospace;
  font-size: 13px; line-height: 1.7;
  padding: 16px 20px;
  background: var(--vb-color-gray-500);
  color: var(--vb-color-text-inverse);
  white-space: pre-wrap; word-break: break-word;
}

/* ============================================
   CALLOUT
   ============================================ */
.callout {
  padding: 16px 20px;
  border-left: 4px solid var(--vb-color-brand);
  background: var(--vb-color-cream-vb-cream);
  margin: 24px 0;
  font-size: 14px; line-height: 1.7;
}
.callout--warn {
  border-color: var(--vb-color-semantic-error);
  background: #fdf2f4;
}
.callout strong {
  display: block; font-weight: var(--vb-font-weight-bold);
  font-size: 12px; letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 6px;
  color: var(--vb-color-brand);
}
.callout--warn strong { color: var(--vb-color-semantic-error); }

/* ============================================
   CATEGORY VARIANTS (data-cat)
   ============================================ */
[data-cat="buy"]    { --cat-color: var(--vb-color-service-buy); }
[data-cat="sell"]   { --cat-color: var(--vb-color-service-sell); }
[data-cat="hire"]   { --cat-color: var(--vb-color-service-library); }
[data-cat="common"] { --cat-color: var(--vb-color-brand); }