/* ===== 使用说明页（page-disclaimer） ===== */

.page-disclaimer {
  padding-top: clamp(92px, 13vw, 138px);
  padding-bottom: clamp(56px, 9vw, 104px);
  color: var(--cream);
}

.page-disclaimer .disc-crumbs {
  margin-bottom: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
}

.page-disclaimer .disc-hero__inner {
  position: relative;
}

.page-disclaimer .disc-hero .board-title {
  margin: 16px 0 0;
  font-size: clamp(32px, 7vw, 62px);
  line-height: 1.05;
  letter-spacing: .01em;
  color: var(--cream);
}

.page-disclaimer .disc-hero .board-lead {
  max-width: 62ch;
  margin: 18px 0 0;
  font-size: clamp(16px, 2.1vw, 18px);
  line-height: 1.85;
  color: rgba(245, 238, 220, .84);
}

.page-disclaimer .disc-side {
  display: none;
}

@media (min-width: 1180px) {
  .page-disclaimer .disc-side {
    display: block;
    position: absolute;
    top: 8px;
    right: 0;
    writing-mode: vertical-rl;
    letter-spacing: .32em;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--slate);
  }
}

/* ---------- 章节色带 ---------- */
.page-disclaimer .disc-band {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(24px, 4vw, 38px);
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(118deg, rgba(16, 49, 41, .92), rgba(10, 31, 26, .74));
}

.page-disclaimer .disc-band__item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1 1 190px;
  padding: 11px 14px 11px 18px;
  border-radius: 10px;
  background: rgba(7, 26, 21, .62);
  color: var(--cream);
  font-size: 15px;
  line-height: 1.4;
  text-decoration: none;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}

.page-disclaimer .disc-band__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 3px;
  border-radius: 2px;
  background: var(--gold);
}

.page-disclaimer .disc-band__item:nth-child(2)::before { background: var(--card-yellow); }
.page-disclaimer .disc-band__item:nth-child(3)::before { background: var(--card-red); }
.page-disclaimer .disc-band__item:nth-child(4)::before { background: var(--teal-soft); }
.page-disclaimer .disc-band__item:nth-child(5)::before { background: var(--slate); }

.page-disclaimer .disc-band__item:hover,
.page-disclaimer .disc-band__item:focus-visible {
  background: rgba(217, 164, 65, .15);
  color: var(--gold-soft);
  transform: translateX(3px);
}

.page-disclaimer .disc-band__num {
  font-size: 12px;
  color: var(--gold);
}

/* ---------- 首屏图 ---------- */
.page-disclaimer .disc-hero__media {
  margin: clamp(26px, 5vw, 46px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--pine);
}

.page-disclaimer .disc-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .disc-hero__cap {
  padding: 10px 16px 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 正文骨架 ---------- */
.page-disclaimer .disc-body {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  margin-top: clamp(34px, 6vw, 66px);
}

@media (min-width: 900px) {
  .page-disclaimer .disc-body {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }
}

.page-disclaimer .disc-index-wrap {
  min-width: 0;
}

@media (min-width: 900px) {
  .page-disclaimer .disc-index-wrap {
    position: sticky;
    top: 112px;
  }
}

.page-disclaimer .disc-index {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-disclaimer .disc-index .board-index__link {
  flex: 0 0 auto;
  white-space: nowrap;
}

@media (min-width: 900px) {
  .page-disclaimer .disc-index {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .disc-index .board-index__link {
    white-space: normal;
  }
}

.page-disclaimer .disc-sections {
  min-width: 0;
}

/* ---------- 条款面板 ---------- */
.page-disclaimer .disc-clause {
  position: relative;
  padding: clamp(20px, 4vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel-grad);
  overflow: hidden;
}

.page-disclaimer .disc-clause::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -70px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 164, 65, .14), transparent 68%);
  pointer-events: none;
}

.page-disclaimer .disc-clause + .disc-clause {
  margin-top: clamp(18px, 3vw, 30px);
}

.page-disclaimer .disc-clause__head {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: clamp(14px, 2.4vw, 20px);
}

.page-disclaimer .disc-clause__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  height: 40px;
  padding: 0 12px;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  background: var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.page-disclaimer .disc-clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.2vw, 30px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--cream);
}

.page-disclaimer .disc-text {
  margin: 0 0 12px;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.9;
  color: rgba(245, 238, 220, .86);
}

.page-disclaimer .disc-text:last-child {
  margin-bottom: 0;
}

/* ---------- 清单 ---------- */
.page-disclaimer .disc-list {
  margin: clamp(14px, 2.4vw, 20px) 0 0;
}

.page-disclaimer .disc-list .board-list__item {
  font-size: clamp(15px, 2vw, 16px);
  line-height: 1.85;
  color: rgba(245, 238, 220, .84);
}

/* ---------- 折叠条款 ---------- */
.page-disclaimer .board-accordion {
  margin-top: 12px;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: rgba(7, 26, 21, .55);
  overflow: hidden;
}

.page-disclaimer .board-accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: clamp(16px, 2.2vw, 18px);
  letter-spacing: .02em;
  color: var(--cream);
  transition: color .2s ease, background .2s ease;
}

.page-disclaimer .board-accordion__trigger::-webkit-details-marker {
  display: none;
}

.page-disclaimer .board-accordion__trigger::after {
  content: "＋";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--gold);
}

.page-disclaimer .board-accordion[open] .board-accordion__trigger {
  color: var(--gold-soft);
  border-bottom: 1px solid var(--line);
  background: rgba(217, 164, 65, .06);
}

.page-disclaimer .board-accordion[open] .board-accordion__trigger::after {
  content: "－";
}

.page-disclaimer .board-accordion__trigger:hover {
  color: var(--gold-soft);
}

.page-disclaimer .board-accordion__panel {
  padding: 14px 16px 4px;
}

.page-disclaimer .board-accordion__panel .disc-text {
  font-size: clamp(14px, 1.9vw, 16px);
  color: rgba(245, 238, 220, .8);
}

/* ---------- 标签、注释、按钮 ---------- */
.page-disclaimer .disc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(14px, 2.4vw, 20px) 0 4px;
}

.page-disclaimer .disc-note {
  margin: clamp(14px, 2.4vw, 20px) 0 0;
  padding: 12px 14px;
  border-left: 3px solid var(--card-yellow);
  border-radius: 0 10px 10px 0;
  background: rgba(242, 194, 48, .08);
  font-size: clamp(14px, 1.9vw, 15px);
  line-height: 1.8;
  color: rgba(245, 238, 220, .8);
}

.page-disclaimer .disc-link {
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 164, 65, .5);
  transition: color .2s ease, border-color .2s ease;
}

.page-disclaimer .disc-link:hover,
.page-disclaimer .disc-link:focus-visible {
  color: var(--teal-soft);
  border-color: var(--teal-soft);
}

.page-disclaimer .disc-actions {
  margin-top: clamp(16px, 2.6vw, 24px);
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 联系方式复制 ---------- */
.page-disclaimer .disc-copy {
  display: grid;
  gap: 10px;
  margin-top: clamp(16px, 2.6vw, 22px);
}

@media (min-width: 720px) {
  .page-disclaimer .disc-copy {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-disclaimer .disc-copyrow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 14px;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: rgba(7, 26, 21, .6);
}

.page-disclaimer .disc-copyrow .board-copyrow__text {
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.9vw, 16px);
  color: var(--gold-soft);
  word-break: break-all;
}

.page-disclaimer .disc-copybtn {
  flex: 0 0 auto;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 14px;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.page-disclaimer .disc-copybtn:hover,
.page-disclaimer .disc-copybtn:focus-visible {
  background: rgba(217, 164, 65, .16);
  border-color: var(--gold);
  color: var(--gold-soft);
}

.page-disclaimer .disc-copybtn[data-state="done"] {
  background: rgba(46, 125, 107, .25);
  border-color: var(--teal);
  color: var(--teal-soft);
}

@media (max-width: 480px) {
  .page-disclaimer .disc-band__item {
    flex: 1 1 100%;
  }

  .page-disclaimer .disc-clause__no {
    min-width: 46px;
    height: 34px;
    font-size: 17px;
  }
}