/* ===========================================================
   使用协议 · page-disclaimer
   =========================================================== */

.page-disclaimer {
  --dlm-hair: 1px solid var(--grid-line);
  --dlm-shadow-wine: 6px 6px 0 rgba(74, 22, 32, .62);
  --dlm-shadow-indigo: 6px 6px 0 rgba(27, 33, 69, .85);

  display: block;
  background-color: var(--ink-charcoal);
  color: var(--paper-white);
  font-family: var(--font-body);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .dlm-crumb {
  margin: 0 0 var(--space-m);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dlm-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: var(--space-m) var(--space-l);
  border-bottom: var(--dlm-hair);
  background:
    radial-gradient(90% 130% at 90% -20%, rgba(70, 227, 196, .14), transparent 62%),
    radial-gradient(70% 90% at 0% 110%, rgba(255, 138, 61, .10), transparent 60%),
    linear-gradient(178deg, var(--pitch-deep) 0%, var(--ink-charcoal) 76%);
}

.page-disclaimer .dlm-hero__figure {
  position: absolute;
  inset: 0;
  z-index: -1;
  margin: 0;
  pointer-events: none;
}

.page-disclaimer .dlm-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .2;
  filter: saturate(.45) contrast(1.12);
}

.page-disclaimer .dlm-hero__text {
  max-width: 68ch;
}

.page-disclaimer .dlm-hero__kicker {
  margin: 0 0 .9rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--signal-cyan);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .dlm-hero h1 {
  margin: 0 0 1.1rem;
  max-width: 24ch;
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 7.4vw, 4rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -.026em;
  color: var(--paper-white);
}

.page-disclaimer .dlm-hero__lede {
  margin: 0 0 var(--space-m);
  max-width: 62ch;
  color: var(--paper-72);
  font-size: clamp(1rem, 1.6vw, 1.08rem);
  line-height: 1.82;
}

.page-disclaimer .dlm-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem 2.25rem;
  margin: 0;
  padding: var(--space-s) 0 0;
  border-top: var(--dlm-hair);
  list-style: none;
}

.page-disclaimer .dlm-hero__meta-item {
  display: flex;
  align-items: baseline;
  gap: .55rem;
}

.page-disclaimer .dlm-hero__meta-key {
  font-size: .8125rem;
  letter-spacing: .04em;
  color: var(--chalk-grey);
}

.page-disclaimer .dlm-hero__meta-val {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--alert-orange);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .dlm-hero__meta-item:first-child .dlm-hero__meta-val {
  color: var(--signal-cyan);
}

/* ---------- 主体双栏 ---------- */
.page-disclaimer .dlm-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: var(--space-m);
  padding-block: var(--space-l);
}

/* ---------- 章节头部 ---------- */
.page-disclaimer .dlm-sec {
  scroll-margin-top: 5.5rem;
}

.page-disclaimer .dlm-sec + .dlm-sec {
  margin-top: var(--space-l);
}

.page-disclaimer .dlm-sec__head {
  position: relative;
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  column-gap: 1rem;
  row-gap: .6rem;
  align-items: baseline;
  padding-bottom: 1rem;
  margin-bottom: var(--space-m);
  border-bottom: 2px solid var(--grid-line);
}

.page-disclaimer .dlm-sec__head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 3.5rem;
  height: 2px;
  background: var(--brocade-red);
}

.page-disclaimer .dlm-sec__num {
  grid-area: 1 / 1 / span 2 / 2;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--brocade-red);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .dlm-sec__title {
  grid-area: 1 / 2 / 2 / 3;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.2vw, 1.95rem);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -.015em;
  color: var(--paper-white);
}

.page-disclaimer .dlm-sec__lede {
  grid-area: 2 / 2 / 3 / 3;
  margin: 0;
  max-width: 58ch;
  color: var(--signal-cyan);
  font-size: .95rem;
  line-height: 1.72;
}

/* ---------- 段落 ---------- */
.page-disclaimer .dlm-sec .prose p {
  margin: 0 0 1.1rem;
  max-width: 64ch;
  color: var(--paper-72);
  font-size: 1rem;
  line-height: 1.82;
}

.page-disclaimer .dlm-sec .prose:last-child p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dlm-sec .prose strong {
  color: var(--paper-white);
  font-weight: 600;
}

.page-disclaimer .dlm-sec .prose + .dlm-list,
.page-disclaimer .dlm-sec .prose + .dlm-fold,
.page-disclaimer .dlm-sec .prose + .dlm-table-wrap,
.page-disclaimer .dlm-sec .prose + .dlm-icp {
  margin-top: var(--space-m);
}

.page-disclaimer .dlm-sec .dlm-list + .prose,
.page-disclaimer .dlm-sec .dlm-fold + .prose,
.page-disclaimer .dlm-sec .dlm-table-wrap + .prose {
  margin-top: var(--space-m);
}

/* ---------- 列表 ---------- */
.page-disclaimer .dlm-list {
  display: grid;
  gap: .7rem;
  margin: 0 0 var(--space-m);
  padding: 0;
  list-style: none;
}

.page-disclaimer .dlm-list:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dlm-list li {
  position: relative;
  padding-left: 1.5rem;
  max-width: 64ch;
  color: var(--paper-72);
  font-size: .975rem;
  line-height: 1.78;
}

.page-disclaimer .dlm-list li::before {
  content: "";
  position: absolute;
  left: .1rem;
  top: .7em;
  width: .45rem;
  height: .45rem;
  background: var(--signal-cyan);
  transform: rotate(45deg);
}

.page-disclaimer .dlm-list--orange li::before {
  background: var(--alert-orange);
}

.page-disclaimer .dlm-list--brocade li::before {
  background: var(--brocade-red-lite);
}

/* ---------- 表格 ---------- */
.page-disclaimer .dlm-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 0 var(--space-m);
  border: var(--dlm-hair);
  background: rgba(16, 35, 28, .55);
  box-shadow: var(--dlm-shadow-indigo);
}

.page-disclaimer .dlm-table {
  width: 100%;
  min-width: 34rem;
  border-collapse: collapse;
  font-size: .9375rem;
}

.page-disclaimer .dlm-table caption {
  padding: .85rem 1rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--chalk-grey);
  border-bottom: var(--dlm-hair);
}

.page-disclaimer .dlm-table th,
.page-disclaimer .dlm-table td {
  padding: .8rem 1rem;
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
  border-bottom: var(--dlm-hair);
}

.page-disclaimer .dlm-table thead th {
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--chalk-grey);
  background: rgba(11, 14, 13, .55);
}

.page-disclaimer .dlm-table tbody th {
  color: var(--paper-white);
  font-weight: 500;
}

.page-disclaimer .dlm-table tbody td {
  color: var(--paper-72);
}

.page-disclaimer .dlm-table tbody tr {
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-disclaimer .dlm-table tbody tr:hover {
  transform: translateY(-2px);
  background-color: rgba(70, 227, 196, .07);
}

.page-disclaimer .dlm-table tbody tr:last-child th,
.page-disclaimer .dlm-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-disclaimer .dlm-verdict {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .02em;
  white-space: nowrap;
}

.page-disclaimer .dlm-verdict--ok {
  color: var(--signal-cyan);
}

.page-disclaimer .dlm-verdict--warn {
  color: var(--alert-orange);
}

.page-disclaimer .dlm-verdict--no {
  color: var(--brocade-red-lite);
}

/* ---------- 折叠条款 ---------- */
.page-disclaimer .dlm-fold {
  margin: 0 0 var(--space-m);
  border: var(--dlm-hair);
  background: rgba(27, 33, 69, .5);
}

.page-disclaimer .dlm-fold > summary {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .9rem 1.1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .04em;
  color: var(--signal-cyan);
}

.page-disclaimer .dlm-fold > summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .dlm-fold > summary::before {
  content: "+";
  flex: none;
  width: 1.1rem;
  height: 1.1rem;
  line-height: 1.02rem;
  text-align: center;
  border: 1px solid currentColor;
  font-size: .85rem;
}

.page-disclaimer .dlm-fold[open] > summary::before {
  content: "−";
}

.page-disclaimer .dlm-fold__body {
  padding: 0 1.1rem 1.1rem;
  border-top: var(--dlm-hair);
}

.page-disclaimer .dlm-fold__body p {
  margin: .8rem 0 0;
  color: var(--paper-72);
  font-size: .9375rem;
  line-height: 1.78;
}

.page-disclaimer .dlm-fold__body p:last-child {
  color: var(--chalk-grey);
  font-size: .9rem;
}

/* ---------- 备案号 ---------- */
.page-disclaimer .dlm-icp {
  display: inline-block;
  margin: 0 0 var(--space-m);
  padding: .55rem .95rem;
  border: 1px solid var(--alert-orange);
  font-family: var(--font-mono);
  font-size: .9375rem;
  letter-spacing: .04em;
  color: var(--alert-orange);
  font-variant-numeric: tabular-nums;
}

/* ---------- 右栏 ---------- */
.page-disclaimer .dlm-side {
  display: grid;
  gap: var(--space-m);
  align-content: start;
}

.page-disclaimer .dlm-qref {
  position: relative;
  padding: var(--space-m);
  border: var(--dlm-hair);
  background: linear-gradient(180deg, var(--jewel-indigo) 0%, #141A38 100%);
  box-shadow: var(--dlm-shadow-wine);
}

.page-disclaimer .dlm-qref__kicker {
  margin: 0 0 .5rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--alert-orange);
}

.page-disclaimer .dlm-qref__title {
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-size: 1.32rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -.012em;
  color: var(--paper-white);
}

.page-disclaimer .dlm-qref__list {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dlm-qref__row {
  display: grid;
  gap: .45rem;
  padding: .8rem 0;
  border-top: var(--dlm-hair);
}

.page-disclaimer .dlm-qref__row:last-child {
  padding-bottom: 0;
}

.page-disclaimer .dlm-qref__name {
  font-size: .9rem;
  line-height: 1.5;
  color: var(--paper-white);
}

.page-disclaimer .dlm-qref__tags {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
}

.page-disclaimer .dlm-tag {
  display: inline-flex;
  align-items: center;
  padding: .16rem .5rem;
  border: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: .72rem;
  line-height: 1.5;
  letter-spacing: .03em;
  white-space: nowrap;
}

.page-disclaimer .dlm-tag--ok {
  color: var(--signal-cyan);
}

.page-disclaimer .dlm-tag--mid {
  color: var(--alert-orange);
}

.page-disclaimer .dlm-tag--no {
  color: var(--brocade-red-lite);
}

/* ---------- 章节导航卡 ---------- */
.page-disclaimer .dlm-toc {
  padding: var(--space-m);
  border: var(--dlm-hair);
  background: rgba(16, 35, 28, .62);
}

.page-disclaimer .dlm-toc__kicker {
  margin: 0 0 .75rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--chalk-grey);
}

.page-disclaimer .dlm-toc__list {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dlm-toc__link {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: .6rem;
  padding: .55rem .5rem .55rem 0;
  border-bottom: var(--dlm-hair);
  color: var(--paper-72);
  font-size: .9rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-disclaimer .dlm-toc__list li:last-child .dlm-toc__link {
  border-bottom: 0;
}

.page-disclaimer .dlm-toc__link .num {
  font-size: .78rem;
  color: var(--chalk-grey);
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .dlm-toc__link:hover,
.page-disclaimer .dlm-toc__link:focus-visible {
  color: var(--signal-cyan);
  padding-left: .5rem;
}

.page-disclaimer .dlm-toc__link[aria-current="true"] {
  color: var(--signal-cyan);
  padding-left: .5rem;
}

.page-disclaimer .dlm-toc__link[aria-current="true"] .num {
  color: var(--signal-cyan);
}

/* ---------- 页尾延伸 ---------- */
.page-disclaimer .dlm-next {
  padding-block: var(--space-l);
  border-top: var(--dlm-hair);
  background:
    linear-gradient(180deg, transparent 0%, rgba(16, 35, 28, .55) 100%);
}

.page-disclaimer .dlm-next__title {
  margin: 0 0 var(--space-m);
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -.015em;
  color: var(--paper-white);
}

.page-disclaimer .dlm-next__links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-s);
}

.page-disclaimer .dlm-next__item {
  display: block;
  padding: var(--space-s) var(--space-s) var(--space-s) var(--space-m);
  border-left: 2px solid var(--grid-line);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-disclaimer .dlm-next__item:hover,
.page-disclaimer .dlm-next__item:focus-visible {
  border-left-color: var(--signal-cyan);
  transform: translateX(2px);
}

.page-disclaimer .dlm-next__kicker {
  display: block;
  margin-bottom: .4rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--brocade-red-lite);
}

.page-disclaimer .dlm-next__text {
  display: block;
  max-width: 46ch;
  font-size: .9rem;
  line-height: 1.72;
  color: var(--paper-72);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 960px) {
  .page-disclaimer .dlm-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: clamp(2rem, 5vw, 4.5rem);
    row-gap: 0;
    align-items: start;
  }

  .page-disclaimer .dlm-side {
    position: sticky;
    top: 1.5rem;
  }

  .page-disclaimer .dlm-next__links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-m);
  }

  .page-disclaimer .dlm-hero {
    padding-block: var(--space-m) calc(var(--space-l) * 1.1);
  }
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 560px) {
  .page-disclaimer .dlm-sec__head {
    display: block;
    padding-bottom: .85rem;
  }

  .page-disclaimer .dlm-sec__num {
    display: block;
    margin-bottom: .45rem;
    font-size: 1.05rem;
  }

  .page-disclaimer .dlm-sec__lede {
    margin-top: .6rem;
    font-size: .9rem;
  }

  .page-disclaimer .dlm-hero__meta {
    gap: .7rem 1.5rem;
  }

  .page-disclaimer .dlm-hero__meta-val {
    font-size: 1.05rem;
  }

  .page-disclaimer .dlm-table {
    min-width: 28rem;
    font-size: .875rem;
  }

  .page-disclaimer .dlm-qref,
  .page-disclaimer .dlm-toc {
    padding: var(--space-s);
  }
}