.page-disclaimer {
  --tc-line: rgba(11, 31, 51, 0.14);
  --tc-line-light: rgba(233, 241, 245, 0.16);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .tc-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--text-light);
  padding: clamp(6.75rem, 13vw, 9rem) 0 clamp(2.5rem, 6vw, 4rem);
}

.page-disclaimer .tc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(233, 241, 245, 0.055) 0 1px,
    transparent 1px 104px
  );
  pointer-events: none;
}

.page-disclaimer .tc-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(35, 213, 230, 0.55), transparent);
  pointer-events: none;
}

.page-disclaimer .tc-hero .shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .tc-hero .eyebrow {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 0.6rem;
}

.page-disclaimer .tc-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  margin-top: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-disclaimer .tc-hero__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.9rem, 10.5vw, 6.2rem);
  line-height: 0.96;
  letter-spacing: -0.035em;
  color: #fff;
  margin: 0 0 1.1rem;
}

.page-disclaimer .tc-hero__lede {
  max-width: 46ch;
  margin: 0 0 1.4rem;
  font-size: clamp(0.94rem, 1.5vw, 1.04rem);
  line-height: 1.85;
  color: rgba(233, 241, 245, 0.8);
}

.page-disclaimer .tc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-disclaimer .tc-hero__visual {
  position: relative;
  min-width: 0;
}

.page-disclaimer .tc-hero__media {
  position: relative;
  margin: 0;
  border-radius: var(--r-m);
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid rgba(233, 241, 245, 0.14);
}

.page-disclaimer .tc-hero__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.65) contrast(1.05);
}

.page-disclaimer .tc-hero__stamp {
  position: absolute;
  left: 0.85rem;
  bottom: 0.75rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
  background: rgba(11, 31, 51, 0.72);
  border: 1px solid rgba(35, 213, 230, 0.35);
  border-radius: var(--r-s);
  padding: 0.24rem 0.5rem;
}

/* ---------- 条款主体 ---------- */
.page-disclaimer .tc-terms {
  padding-block: clamp(2.75rem, 6.5vw, 5rem);
}

.page-disclaimer .tc-terms__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: start;
}

.page-disclaimer .tc-toc {
  background: var(--mist);
  border: 1px solid rgba(62, 74, 82, 0.16);
  border-radius: var(--r-m);
  padding: 1.15rem 1rem 1.25rem;
  min-width: 0;
}

.page-disclaimer .tc-toc .sec-code {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--stone);
  margin: 0;
}

.page-disclaimer .tc-toc__list {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
}

.page-disclaimer .tc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  padding: 0.44rem 0.5rem;
  border-left: 2px solid transparent;
  border-radius: var(--r-s);
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .tc-toc__link:hover,
.page-disclaimer .tc-toc__link:focus-visible {
  background: rgba(35, 213, 230, 0.18);
  border-left-color: var(--cyan-ink);
  outline: none;
}

.page-disclaimer .tc-toc__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--orange-ink);
}

.page-disclaimer .tc-toc__note {
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(62, 74, 82, 0.2);
  font-size: 0.75rem;
  line-height: 1.75;
  color: var(--stone);
}

.page-disclaimer .tc-body {
  min-width: 0;
  display: grid;
  gap: clamp(1.1rem, 2.5vw, 1.6rem);
}

.page-disclaimer .tc-clause {
  min-width: 0;
  border-top: 1px solid var(--tc-line);
  padding-top: clamp(0.9rem, 2vw, 1.25rem);
  scroll-margin-top: 7.5rem;
}

.page-disclaimer .tc-clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .tc-clause__head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  cursor: pointer;
  list-style: none;
  padding: 0.1rem 0;
  border-radius: var(--r-s);
}

.page-disclaimer .tc-clause__head::-webkit-details-marker {
  display: none;
}

.page-disclaimer .tc-clause__head:focus-visible {
  outline: 2px solid var(--cyan-ink);
  outline-offset: 3px;
}

.page-disclaimer .tc-clause__head::after {
  content: "−";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1;
  color: var(--stone);
}

.page-disclaimer .tc-clause:not([open]) .tc-clause__head::after {
  content: "+";
  color: var(--orange-ink);
}

.page-disclaimer .tc-clause__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--orange-ink);
}

.page-disclaimer .tc-clause__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.08rem, 2.2vw, 1.35rem);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .tc-clause__body {
  max-width: 64ch;
  margin-top: 0.7rem;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--stone);
}

.page-disclaimer .tc-clause__body p {
  margin: 0 0 0.85rem;
}

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

.page-disclaimer .tc-clause__body ul {
  margin: 0 0 0.85rem;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.3rem;
}

.page-disclaimer .tc-clause__body li {
  line-height: 1.8;
}

.page-disclaimer .tc-clause__body li::marker {
  color: var(--orange-ink);
}

/* ---------- 相关页面条 ---------- */
.page-disclaimer .tc-rel {
  background: var(--mist);
  border-top: 1px solid rgba(62, 74, 82, 0.16);
  padding-block: 1.15rem;
}

.page-disclaimer .tc-rel__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.55rem 1.4rem;
}

.page-disclaimer .tc-rel__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--stone);
}

.page-disclaimer .tc-rel__link {
  font-size: 0.87rem;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(35, 213, 230, 0.55);
  padding-bottom: 0.1rem;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .tc-rel__link:hover,
.page-disclaimer .tc-rel__link:focus-visible {
  color: var(--cyan-ink);
  border-bottom-color: var(--cyan-ink);
  outline: none;
}

/* ---------- 联系区块 ---------- */
.page-disclaimer .tc-contact {
  position: relative;
  overflow: hidden;
  padding-block: clamp(2.6rem, 6.5vw, 4.5rem);
}

.page-disclaimer .tc-contact::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    -45deg,
    rgba(233, 241, 245, 0.045) 0 1px,
    transparent 1px 22px
  );
  pointer-events: none;
}

.page-disclaimer .tc-contact .shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .tc-contact__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3.25rem);
  align-items: start;
}

.page-disclaimer .tc-contact .sec-code {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--moss);
  margin: 0 0 0.7rem;
}

.page-disclaimer .tc-contact__title {
  margin: 0 0 0.9rem;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.6rem, 4.4vw, 2.5rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: #fff;
}

.page-disclaimer .tc-contact__text {
  margin: 0 0 1.35rem;
  max-width: 46ch;
  font-size: 0.92rem;
  line-height: 1.85;
  color: rgba(233, 241, 245, 0.78);
}

.page-disclaimer .tc-contact__list {
  display: grid;
  min-width: 0;
  border-top: 1px solid var(--tc-line-light);
}

.page-disclaimer .tc-contact__list .contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.3rem 0.85rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--tc-line-light);
}

.page-disclaimer .tc-contact__list .contact-row__key {
  flex: none;
  min-width: 5.2rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--moss);
}

.page-disclaimer .tc-contact__list .contact-row__val {
  flex: 1 1 12rem;
  min-width: 0;
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--text-light);
  overflow-wrap: anywhere;
}

.page-disclaimer .tc-contact__list .copy-btn {
  flex: none;
  margin-left: auto;
  padding: 0.22rem 0.58rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  background: transparent;
  border: 1px solid rgba(35, 213, 230, 0.42);
  border-radius: var(--r-s);
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .tc-contact__list .copy-btn:hover,
.page-disclaimer .tc-contact__list .copy-btn:focus-visible {
  background: rgba(35, 213, 230, 0.16);
  outline: none;
}

.page-disclaimer .tc-contact__list .copy-btn.is-copied {
  color: var(--ink);
  background: var(--orange);
  border-color: var(--orange);
}

.page-disclaimer .tc-contact__legal {
  margin: 1rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(233, 241, 245, 0.5);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .tc-clause__body {
    padding-left: 2.35rem;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .tc-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
    gap: clamp(2rem, 5vw, 4.5rem);
  }

  .page-disclaimer .tc-contact__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: clamp(2rem, 5vw, 4rem);
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .tc-terms__grid {
    grid-template-columns: minmax(200px, 258px) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
  }

  .page-disclaimer .tc-toc {
    position: sticky;
    top: 7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .tc-toc__link,
  .page-disclaimer .tc-rel__link,
  .page-disclaimer .tc-contact__list .copy-btn {
    transition: none;
  }
}
<<<END>>>