/* ============================================================
   Tutorial Modal - Design Tokens
   ============================================================ */
:root {
  /* サイズ */
  --tutorial-modal-width: 40vw;
  --tutorial-modal-height: 50vh;
  --tutorial-modal-small-height: 15vh;
  --tutorial-modal-radius: 16px;
  --tutorial-modal-padding: 40px 36px 32px;

  /* オーバーレイ */
  --tutorial-overlay-bg: rgba(0, 0, 0, 60%);

  /* テキストサイズ */
  --tutorial-title-size: 1.8rem;

  /* 矢印ボタン */
  --tutorial-arrow-size: 56px;
  --tutorial-arrow-color: #fff;
  --tutorial-arrow-border: rgba(255, 255, 255, 60%);
  --tutorial-arrow-bg: rgba(255, 255, 255, 15%);
  --tutorial-arrow-bg-hover: rgba(255, 255, 255, 25%);
  --tutorial-arrow-disabled-opacity: 0.25;

  /* ドット */
  --tutorial-dot-size: 13px;
  --tutorial-dot-border: rgba(255, 255, 255, 70%);
  --tutorial-dot-active-bg: #fff;
}

@media (max-width: 1280px) {
  :root {
    --tutorial-modal-width: 50vw;
    --tutorial-modal-height: 60vh;
    --tutorial-modal-small-height: 25vh;
    --tutorial-modal-padding: 40px 28px 24px;
  }
}

@media (max-width: 768px) {
  :root {
    --tutorial-modal-width: 80vw;
    --tutorial-modal-height: 70vh;
    --tutorial-modal-small-height: 20vh;
    --tutorial-modal-padding: 40px 20px 18px;
  }
}

/* ============================================================
   トリガーボタン（？）とタイトル行
   ============================================================ */
.tutorial-modal__ttl-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.tutorial-modal__btn {
  width: 22px;
  height: 22px;
  padding: 0;
  border: 2px solid var(--title);
  border-radius: 50%;
  background: transparent;
  color: var(--title);
  font-size: 12px;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.box__body .tutorial-modal__btn {
  margin: 10px 0 14px 0;
}

@media (max-width: 768px) {
  .box__body .tutorial-modal__btn {
    margin: 16px 0 12px 0;
  }
}

/* ============================================================
   オーバーレイ
   ============================================================ */
.tutorial-modal__container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  background: var(--tutorial-overlay-bg);
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s, visibility .3s;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.tutorial-modal__container.active {
  opacity: 1;
  visibility: visible;
}

/* ============================================================
   モーダル本体
   ============================================================ */
.tutorial-modal__arrow-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
}

.tutorial-modal__body {
  position: relative;
  width: var(--tutorial-modal-width);
  height: var(--tutorial-modal-height);
  padding: var(--tutorial-modal-padding);
  background: var(--on-primary);
  border-radius: var(--tutorial-modal-radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.tutorial-modal__body--text-only {
  height: var(--tutorial-modal-small-height);
}

.tutorial-modal__close {
  position: absolute;
  top: 14px;
  right: 18px;
  background: transparent;
  border: none;
  color: var(--title);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}

/* ============================================================
   ページコンテンツ
   ============================================================ */
.tutorial-modal__pages {
  flex: 1;
  min-height: 0;
}

.tutorial-modal__page {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.tutorial-modal__page.hidden {
  display: none;
}

.tutorial-modal__page-title {
  margin-bottom: 12px;
  color: var(--title);
  font-size: var(--tutorial-title-size);
  font-weight: 700;
}

.tutorial-modal__page-desc {
  color: var(--title);
  line-height: 1.8;
  text-align: left;
}

.tutorial-modal__page-img-wrap {
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tutorial-modal__page-img {
  width: 90%;
  height: 90%;
  object-fit: contain;
  display: block;
}

.tutorial-modal__page-img.pc__only {
  display: block;
}

.tutorial-modal__page-img.sp__only {
  display: none;
}

@media (max-width: 768px) {
  .tutorial-modal__page-img.pc__only {
    display: none;
  }
  .tutorial-modal__page-img.sp__only {
    display: block;
  }
}

/* ============================================================
   レイアウト: 画像下（--bottom）
   ============================================================ */
.tutorial-modal__page--bottom {
  justify-content: flex-start;
}

.tutorial-modal__page--bottom .tutorial-modal__page-img-wrap {
  flex: 1;
  min-height: 0;
}

/* ============================================================
   レイアウト: 画像右（--right）
   ============================================================ */
.tutorial-modal__page--right {
  justify-content: flex-start;
}

.tutorial-modal__page--right .tutorial-modal__page-body {
  flex: 1;
  min-height: 0;
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.tutorial-modal__page--right .tutorial-modal__page-desc {
  flex: 1;
}

.tutorial-modal__page--right .tutorial-modal__page-img-wrap {
  flex: 0 0 45%;
  height: 100%;
}

/* ============================================================
   矢印ボタン
   ============================================================ */
.tutorial-modal__prev,
.tutorial-modal__next {
  width: var(--tutorial-arrow-size);
  height: var(--tutorial-arrow-size);
  flex-shrink: 0;
  background: var(--tutorial-arrow-bg);
  border: 2px solid var(--tutorial-arrow-border);
  border-radius: 50%;
  color: var(--tutorial-arrow-color);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tutorial-modal__prev:hover,
.tutorial-modal__next:hover {
  background: var(--tutorial-arrow-bg-hover);
}

.tutorial-modal__prev:disabled,
.tutorial-modal__next:disabled {
  opacity: var(--tutorial-arrow-disabled-opacity);
  cursor: not-allowed;
}

.tutorial-modal__prev.pc__only,
.tutorial-modal__next.pc__only {
  display: flex;
}

.tutorial-modal__prev.sp__only,
.tutorial-modal__next.sp__only {
  display: none;
}

@media (max-width: 768px) {
  .tutorial-modal__prev,
  .tutorial-modal__next {
    width: 40px;
    height: 40px;
    font-size: 13px;
  }
  .tutorial-modal__prev.pc__only,
  .tutorial-modal__next.pc__only {
    display: none;
  }
  .tutorial-modal__prev.sp__only,
  .tutorial-modal__next.sp__only {
    display: flex;
  }
}

/* ============================================================
   スマホ用ナビゲーション（ドット + 左右ボタン横並び）
   ============================================================ */
.tutorial-modal__sp-nav {
  margin-top: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

@media (max-width: 768px) {
  .tutorial-modal__sp-nav {
    width: var(--tutorial-modal-width);
    justify-content: space-evenly;
  }
}

/* ============================================================
   ドットナビゲーション
   ============================================================ */
.tutorial-modal__dots {
  margin-top: 20px;
  display: flex;
  gap: 10px;
}

.tutorial-modal__sp-nav .tutorial-modal__dots {
  margin-top: 0;
}

.tutorial-modal__dot {
  width: var(--tutorial-dot-size);
  height: var(--tutorial-dot-size);
  padding: 0;
  border: 2px solid var(--tutorial-dot-border);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}

.tutorial-modal__dot.active {
  background: var(--tutorial-dot-active-bg);
}

/* ============================================================
   ポートフォリオチュートリアル用テーブル
   ============================================================ */
.portfolio-tutorial__table {
  width: 100%;
  margin: auto 0;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: 1.1rem;
}

.portfolio-tutorial__table thead {
  background: #0FBC73;
}

.portfolio-tutorial__table th,
.portfolio-tutorial__table td {
  padding: 6px 8px;
  border: 1px solid color-mix(in srgb, var(--title) 15%, transparent);
  text-align: left;
  vertical-align: middle;
}

.portfolio-tutorial__table th {
  font-size: 1.1rem;
  font-weight: 700;
}

.portfolio-tutorial__table td {
  color: var(--title);
  line-height: 1.4;
}

.portfolio-tutorial__table th:nth-child(1),
.portfolio-tutorial__table td:nth-child(1) {
  width: 15%;
}

.portfolio-tutorial__table th:nth-child(2),
.portfolio-tutorial__table td:nth-child(2) {
  width: 70%;
}

.portfolio-tutorial__table th:nth-child(3),
.portfolio-tutorial__table td:nth-child(3) {
  width: 15%;
}

.portfolio-tutorial__table br.sp__only {
  display: none;
}

@media (max-width: 768px) {
  .portfolio-tutorial__table th,
  .portfolio-tutorial__table td {
    padding: 3px 4px;
  }
  .portfolio-tutorial__table th:nth-child(1),
  .portfolio-tutorial__table td:nth-child(1) {
    width: 25%;
  }
  .portfolio-tutorial__table th:nth-child(2),
  .portfolio-tutorial__table td:nth-child(2) {
    width: 50%;
  }
  .portfolio-tutorial__table th:nth-child(3),
  .portfolio-tutorial__table td:nth-child(3) {
    width: 25%;
  }
  .portfolio-tutorial__table br.sp__only {
    display: initial;
  }
}