@charset "UTF-8";
/**
 * css/bto-desktop/bto_desktop_guide.css - デスクトップPCの選び方（/bto-desktop/guide/）のページ部品
 * テンプレート: app/templates/bto-desktop/guide.tpl
 *
 * @changelog
 *   2026-11-11  AI(Cursor)  初版作成
 */

/* ---------- 記事の枠・目次 ---------- */
.bd-article {
  max-width: 1120px;
  padding-top: 48px;
  padding-bottom: 24px;
}

.bd-toc {
  margin-bottom: 24px;
  padding: 26px 28px;
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-radius);
  background: var(--bd-tint);
}

.bd-toc__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--bd-navy);
  font-size: 20px;
}

.bd-toc__title .bd-icon {
  color: var(--bd-brand-2);
}

.bd-toc__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 32px;
  counter-reset: bd-toc;
}

.bd-toc__list li {
  counter-increment: bd-toc;
}

.bd-toc__list a {
  display: grid;
  grid-template-columns: 2.2em minmax(0, 1fr);
  align-items: center;
  min-height: 44px;
  padding: 6px 0;
  border-bottom: 1px dashed var(--bd-line-strong);
  font-weight: 700;
  line-height: 1.5;
  text-decoration: none;
}

.bd-toc__list a::before {
  content: counter(bd-toc) ".";
  color: var(--bd-brand-2);
}

.bd-toc__list a:hover {
  text-decoration: underline;
}

@media (max-width: 767px) {
  .bd-toc {
    padding: 20px 16px;
  }

  .bd-toc__list {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- 章 ---------- */
.bd-art {
  padding: 56px 0 8px;
  scroll-margin-top: 110px;
}

.bd-art__title {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  overflow-wrap: anywhere;
  margin-bottom: 18px;
  padding-bottom: 14px;
  padding-top: 4px;
  border-bottom: 2px solid var(--bd-navy);
  color: var(--bd-navy);
  font-size: clamp(24px, 2.2vw, 32px);
  line-height: 1.5;
}

.bd-art__num {
  display: grid;
  flex: none;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: var(--bd-navy);
  color: var(--bd-white);
  font-size: 20px;
  line-height: 1;
}

.bd-art__lead {
  margin-bottom: 28px;
  font-size: 17px;
  line-height: 1.9;
}

.bd-art__text {
  margin-top: 24px;
  line-height: 1.9;
}

.bd-art__more {
  margin-top: 20px;
}

.bd-art .bd-size {
  margin-bottom: 28px;
}

.bd-art .bd-map {
  margin-top: 8px;
}

.bd-art .bd-recipe__links {
  margin-top: 20px;
}

.bd-art .bd-table-wrap + .bd-table-wrap {
  margin-top: 20px;
}

.bd-table--vs thead th:first-child,
.bd-table--os thead th:first-child {
  width: 17%;
}

.bd-table--vs td,
.bd-table--suffix td,
.bd-table--shape td {
  line-height: 1.7;
}

.bd-table--shape thead th:first-child {
  width: 14%;
}

/* ---------- 向いている人 ---------- */
.bd-who {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.bd-who__item {
  padding: 22px 24px;
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-radius);
  background: var(--bd-white);
}

.bd-who__item--desk {
  border: 2px solid var(--bd-brand-2);
  background: #f4f9ff;
}

.bd-who__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  color: var(--bd-navy);
  font-size: 19px;
  font-weight: 700;
}

.bd-who__title .bd-icon {
  color: var(--bd-brand-2);
}

@media (max-width: 767px) {
  .bd-who {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- 選ぶ順番（5段） ---------- */
.bd-flow--5 {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 24px;
  margin-top: 12px;
}

@media (max-width: 1023px) {
  .bd-flow--5 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 559px) {
  .bd-flow--5 {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- CPU の型番の読み方 ---------- */
.bd-model {
  margin-bottom: 24px;
  padding: 24px;
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-radius);
  background: var(--bd-white);
}

.bd-model__title {
  margin-bottom: 16px;
  color: var(--bd-navy);
  font-size: 19px;
  font-weight: 700;
}

.bd-model__row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  margin-bottom: 20px;
}

.bd-model__name {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 700;
  line-height: 1.2;
}

.bd-model__part {
  padding: 6px 12px 8px;
  border-bottom: 5px solid;
  border-radius: 6px 6px 0 0;
  background: var(--bd-tint);
  color: var(--bd-navy);
}

.bd-model__part--brand,
.bd-model__key--brand dt::before {
  border-color: #6b7a8c;
}

.bd-model__part--grade,
.bd-model__key--grade dt::before {
  border-color: var(--bd-brand-2);
}

.bd-model__part--gen,
.bd-model__key--gen dt::before {
  border-color: var(--bd-ok);
}

.bd-model__part--suffix,
.bd-model__key--suffix dt::before {
  border-color: #c25f0f;
}

.bd-model__legend {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px 20px;
  margin: 0;
}

.bd-model__key dt {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--bd-navy);
  font-weight: 700;
}

.bd-model__key dt::before {
  content: "";
  width: 22px;
  border-top-width: 5px;
  border-top-style: solid;
}

.bd-model__key dd {
  margin: 0;
  color: var(--bd-ink-soft);
  line-height: 1.6;
}

@media (max-width: 899px) {
  .bd-model__legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 479px) {
  .bd-model {
    padding: 18px 16px;
  }

  .bd-model__legend {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- ストレージの種類 ---------- */
.bd-store {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.bd-store__item {
  padding: 22px;
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-radius);
  background: var(--bd-white);
}

.bd-store__name {
  color: var(--bd-navy);
  font-size: 19px;
  font-weight: 700;
}

.bd-store__speed {
  display: grid;
  gap: 4px;
  margin: 10px 0 12px;
  color: var(--bd-muted);
  font-weight: 700;
}

.bd-store__meter {
  display: block;
  height: 10px;
  border-radius: 5px;
  background: #e6ebf1;
  overflow: hidden;
}

.bd-store__meter span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--bd-brand-2), var(--bd-cyan));
}

.bd-store__item--nvme .bd-store__meter span {
  width: 100%;
}

.bd-store__item--sata .bd-store__meter span {
  width: 50%;
}

.bd-store__item--hdd .bd-store__meter span {
  width: 18%;
}

.bd-store__text {
  color: var(--bd-ink-soft);
  line-height: 1.75;
}

@media (max-width: 899px) {
  .bd-store {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- グラフィックボードの段階 ---------- */
.bd-gpuladder {
  display: grid;
  gap: 8px;
}

.bd-gpuladder__step {
  display: grid;
  grid-template-columns: minmax(0, 18em) minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 12px 18px;
  border-radius: 8px;
  background: linear-gradient(90deg, var(--bd-step-bg, #eef3f9) var(--bd-step-w, 20%), #f7f9fc var(--bd-step-w, 20%));
  line-height: 1.5;
}

.bd-gpuladder__step--0 { --bd-step-w: 8%; --bd-step-bg: #e3f3ea; }
.bd-gpuladder__step--1 { --bd-step-w: 22%; --bd-step-bg: #dcebfa; }
.bd-gpuladder__step--2 { --bd-step-w: 32%; --bd-step-bg: #d2e5f8; }
.bd-gpuladder__step--3 { --bd-step-w: 42%; --bd-step-bg: #c6def6; }
.bd-gpuladder__step--4 { --bd-step-w: 54%; --bd-step-bg: #b9d6f3; }
.bd-gpuladder__step--5 { --bd-step-w: 66%; --bd-step-bg: #acceef; }
.bd-gpuladder__step--6 { --bd-step-w: 80%; --bd-step-bg: #a0c6ec; }
.bd-gpuladder__step--7 { --bd-step-w: 100%; --bd-step-bg: #94bee9; }

.bd-gpuladder__name {
  color: var(--bd-navy);
  font-weight: 700;
}

.bd-gpuladder__use {
  color: var(--bd-ink);
}

@media (max-width: 639px) {
  .bd-gpuladder__step {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
    padding: 10px 14px;
  }
}

/* ---------- 電源・冷却 ---------- */
.bd-cool {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.bd-cool__item {
  padding: 22px;
  border: 1px solid var(--bd-line);
  border-radius: var(--bd-radius);
  background: var(--bd-white);
  line-height: 1.75;
}

.bd-cool__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  color: var(--bd-navy);
  font-size: 19px;
  font-weight: 700;
}

.bd-cool__title .bd-icon {
  color: var(--bd-brand-2);
}

@media (max-width: 899px) {
  .bd-cool {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- モニターの解像度（面積の比率の図。幅を 1 : 4/3 : 2 にすると面積が 1 : 約1.8 : 4 になる） ---------- */
.bd-res {
  display: grid;
  grid-template-columns: 1fr 1.33fr 2fr;
  gap: 16px;
  align-items: end;
}

.bd-res__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bd-res__box {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 3px solid var(--bd-navy);
  border-radius: 6px;
  background: linear-gradient(135deg, #dcebfa, #f4f9ff);
}

.bd-res__name {
  color: var(--bd-navy);
  font-size: 19px;
  font-weight: 700;
}

.bd-res__name span {
  margin-left: 8px;
  color: var(--bd-muted);
  font-size: 16px;
  font-weight: 400;
}

.bd-res__text {
  color: var(--bd-ink-soft);
  line-height: 1.7;
}

@media (max-width: 767px) {
  .bd-res {
    grid-template-columns: minmax(0, 1fr);
  }

  .bd-res__item--fhd .bd-res__box {
    width: 40%;
  }

  .bd-res__item--wqhd .bd-res__box {
    width: 53.3%;
  }

  .bd-res__item--4k .bd-res__box {
    width: 80%;
  }
}

/* ---------- チェックリスト ---------- */
.bd-checklist {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 24px;
}

.bd-checklist li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  border: 1px solid var(--bd-line);
  border-radius: 8px;
  background: var(--bd-white);
  line-height: 1.7;
}

.bd-checklist__box {
  width: 24px;
  height: 24px;
  margin-top: 2px;
  border: 2px solid var(--bd-brand-2);
  border-radius: 4px;
}

.bd-checklist strong {
  color: var(--bd-navy);
}

@media (max-width: 767px) {
  .bd-checklist {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- 注文から届くまで ---------- */
.bd-order {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.bd-order__step {
  position: relative;
  padding: 22px 18px 20px;
  border-radius: var(--bd-radius);
  background: var(--bd-tint);
}

.bd-order__num {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 10px;
  border-radius: 50%;
  background: var(--bd-brand-2);
  color: var(--bd-white);
  font-weight: 700;
}

.bd-order__title {
  margin-bottom: 6px;
  color: var(--bd-navy);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
}

.bd-order__text {
  color: var(--bd-ink-soft);
  line-height: 1.7;
}

@media (max-width: 1199px) {
  .bd-order {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .bd-order {
    grid-template-columns: minmax(0, 1fr);
  }

  .bd-order__step {
    display: grid;
    grid-template-columns: 36px minmax(0, 1fr);
    column-gap: 14px;
  }

  .bd-order__num {
    grid-row: span 2;
    margin: 0;
  }
}