/* ===================================================
   使用条款 · page-disclaimer
   =================================================== */

.page-disclaimer {
  --dc-hair: rgba(42, 58, 92, .85);
  --dc-tint: rgba(182, 255, 59, .05);
  display: block;
  overflow-x: hidden;
  background: var(--ink-900);
  color: var(--body-text);
  font-family: var(--font-body);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .breadcrumb {
  padding: 22px 0 4px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .terms-hero {
  position: relative;
  isolation: isolate;
  padding: 26px 0 0;
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  inset: -30% -30% 30% -30%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(58% 62% at 16% 0%, rgba(182, 255, 59, .11), transparent 70%),
    radial-gradient(48% 52% at 90% 10%, rgba(255, 183, 3, .09), transparent 72%);
}

.page-disclaimer .terms-hero__inner {
  display: grid;
  gap: 16px;
  max-width: 860px;
}

.page-disclaimer .terms-hero__inner .eyebrow {
  margin: 0;
}

.page-disclaimer .terms-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 8vw, 3.6rem);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-disclaimer .terms-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 1.02rem;
  line-height: 1.78;
  color: var(--body-text);
}

.page-disclaimer .terms-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.page-disclaimer .terms-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 2px solid var(--line-600);
  border-radius: var(--radius-pill);
  background: var(--ink-850);
  font-family: var(--font-mono);
  font-size: .73rem;
  letter-spacing: .06em;
  color: var(--mute);
  white-space: nowrap;
}

/* ---------- 氛围图 ---------- */
.page-disclaimer .terms-media {
  margin: 30px 0 0;
  border: var(--border);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--ink-800);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .terms-media .media__frame {
  display: block;
}

.page-disclaimer .terms-media .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .terms-media .media__caption {
  padding: 11px 16px;
  border-top: 2px solid var(--line-600);
  background: var(--ink-850);
  font-size: .79rem;
  line-height: 1.6;
  color: var(--mute);
}

/* ---------- 条款索引 ---------- */
.page-disclaimer .terms-toc {
  margin-top: 28px;
  padding: 18px;
  border: var(--border);
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, var(--ink-850) 0%, var(--ink-900) 100%);
}

.page-disclaimer .terms-toc__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--turf);
}

.page-disclaimer .terms-toc__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-toc__item {
  min-width: 0;
}

.page-disclaimer .terms-toc__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px;
  border: 2px solid transparent;
  border-left: 4px solid var(--line-600);
  border-radius: var(--radius-s);
  color: var(--paper);
  font-size: .94rem;
  line-height: 1.5;
  text-decoration: none;
  transition: background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease), transform .22s var(--ease);
}

.page-disclaimer .terms-toc__link:hover,
.page-disclaimer .terms-toc__link:focus-visible {
  border-left-color: var(--turf);
  border-color: var(--line-600);
  border-left: 4px solid var(--turf);
  background: var(--dc-tint);
  color: var(--turf);
  transform: translateX(2px);
  outline: none;
}

.page-disclaimer .terms-toc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--amber);
}

.page-disclaimer .terms-toc__link:hover .terms-toc__num,
.page-disclaimer .terms-toc__link:focus-visible .terms-toc__num {
  color: var(--turf);
}

/* ---------- 条款正文长卷 ---------- */
.page-disclaimer .terms-body {
  margin-top: 10px;
  background-image:
    linear-gradient(90deg, var(--dc-tint) 1px, transparent 1px),
    linear-gradient(0deg, var(--dc-tint) 1px, transparent 1px);
  background-size: 88px 88px;
  background-position: center top;
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 0 14px;
  padding: 26px 0;
  border-top: 2px solid var(--line-600);
  scroll-margin-top: 96px;
}

.page-disclaimer .clause:last-child {
  border-bottom: 2px solid var(--line-600);
}

.page-disclaimer .clause__rail {
  position: relative;
}

.page-disclaimer .clause__rail::after {
  content: "";
  position: absolute;
  top: 50px;
  bottom: -26px;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, var(--line-600), rgba(42, 58, 92, 0));
}

.page-disclaimer .clause:last-child .clause__rail::after {
  display: none;
}

.page-disclaimer .clause__num {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 2px solid var(--turf);
  border-radius: 50%;
  background: var(--ink-900);
  font-family: var(--font-mono);
  font-size: .84rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--turf);
}

.page-disclaimer .clause__body {
  min-width: 0;
}

.page-disclaimer .clause__title {
  margin: 2px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.24rem, 5vw, 1.8rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--paper);
}

.page-disclaimer .clause__body p {
  margin: 0 0 14px;
  font-size: .96rem;
  line-height: 1.82;
  color: var(--body-text);
}

.page-disclaimer .clause__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .terms-list {
  display: grid;
  gap: 10px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-list li {
  position: relative;
  padding-left: 22px;
  font-size: .93rem;
  line-height: 1.75;
  color: var(--body-text);
}

.page-disclaimer .terms-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 10px;
  height: 2px;
  background: var(--amber);
}

.page-disclaimer .terms-list strong {
  color: var(--paper);
  font-weight: 600;
}

.page-disclaimer .terms-callout {
  margin: 0;
  padding: 15px 16px;
  border: 2px solid var(--line-600);
  border-left: 5px solid var(--signal);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: rgba(255, 59, 48, .07);
  font-size: .93rem;
  line-height: 1.75;
  color: var(--paper);
}

.page-disclaimer .terms-link {
  color: var(--turf);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
}

.page-disclaimer .terms-link:hover,
.page-disclaimer .terms-link:focus-visible {
  color: var(--amber);
  outline: none;
}

/* ---------- 联系方式块 ---------- */
.page-disclaimer .terms-contact {
  display: grid;
  gap: 14px;
  margin: 20px 0 18px;
  padding: 18px;
  border: 2px solid var(--line-600);
  border-radius: var(--radius-m);
  background: linear-gradient(135deg, rgba(18, 26, 46, .96) 0%, rgba(10, 15, 28, .96) 100%);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .terms-contact__item {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.page-disclaimer .terms-contact__label {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-disclaimer .terms-contact__value {
  font-size: .95rem;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: break-word;
  word-break: break-word;
}

/* ---------- 常见疑问 ---------- */
.page-disclaimer .terms-faq {
  margin-top: 6px;
  padding: 32px 0 0;
  border-top: 2px solid var(--line-600);
}

.page-disclaimer .terms-faq__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 5vw, 1.9rem);
  font-weight: 700;
  line-height: 1.28;
  color: var(--paper);
}

.page-disclaimer .terms-faq__items {
  display: grid;
  gap: 12px;
}

.page-disclaimer .disclosure {
  border: 2px solid var(--line-600);
  border-radius: var(--radius-m);
  background: var(--ink-850);
  overflow: hidden;
}

.page-disclaimer .disclosure__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 16px 16px;
  border: 0;
  background: transparent;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: .96rem;
  line-height: 1.6;
  text-align: left;
  cursor: pointer;
  transition: background .2s var(--ease);
}

.page-disclaimer .disclosure__trigger:hover,
.page-disclaimer .disclosure__trigger:focus-visible {
  background: var(--dc-tint);
  outline: 2px solid var(--turf);
  outline-offset: -2px;
}

.page-disclaimer .disclosure__mark {
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--amber);
}

.page-disclaimer .disclosure__panel {
  padding: 14px 16px 18px;
  border-top: 1px dashed var(--line-600);
}

.page-disclaimer .disclosure__panel p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.78;
  color: var(--body-text);
}

/* ---------- 尾部说明 ---------- */
.page-disclaimer .terms-tail {
  margin: 30px 0 0;
  padding: 18px 0 56px;
  border-top: 1px solid var(--dc-hair);
  font-size: .8rem;
  line-height: 1.7;
  color: var(--mute);
}

/* ---------- 中等屏 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .terms-hero {
    padding-top: 44px;
  }

  .page-disclaimer .terms-hero__lede {
    font-size: 1.08rem;
  }

  .page-disclaimer .terms-media {
    margin-top: 36px;
  }

  .page-disclaimer .terms-toc {
    padding: 22px 24px;
  }

  .page-disclaimer .terms-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .page-disclaimer .clause {
    grid-template-columns: 60px minmax(0, 1fr);
    gap: 0 24px;
    padding: 36px 0;
  }

  .page-disclaimer .clause__num {
    width: 54px;
    height: 54px;
    font-size: .95rem;
  }

  .page-disclaimer .clause__rail::after {
    top: 60px;
    bottom: -36px;
  }

  .page-disclaimer .clause__body p,
  .page-disclaimer .terms-list li {
    font-size: 1rem;
  }

  .page-disclaimer .terms-callout {
    padding: 18px 20px;
    font-size: .97rem;
  }

  .page-disclaimer .terms-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 24px;
    padding: 22px 24px;
  }

  .page-disclaimer .disclosure__trigger {
    padding: 18px 22px;
  }

  .page-disclaimer .disclosure__panel {
    padding: 16px 22px 20px;
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 1040px) {
  .page-disclaimer .terms-hero {
    padding-top: 64px;
  }

  .page-disclaimer .terms-hero__title {
    max-width: 16ch;
  }

  .page-disclaimer .terms-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .clause {
    padding: 44px 0;
  }

  .page-disclaimer .clause__title {
    margin-top: 6px;
  }

  .page-disclaimer .terms-faq {
    padding-top: 44px;
  }

  .page-disclaimer .terms-faq__items {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-disclaimer .disclosure__trigger {
    min-height: 92px;
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    transition: none !important;
    animation: none !important;
    transform: none !important;
  }
}