.page-privacy {
  --paper-line: rgba(26, 23, 18, .16);
  --paper-dim: #4C4438;
  --paper-accent: #B8460F;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(1.5rem, 1rem + 3vw, 3rem) 0 clamp(2rem, 1.4rem + 3vw, 3.5rem);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  right: -18%;
  bottom: -70%;
  width: min(720px, 90vw);
  height: 420px;
  background: radial-gradient(circle at 50% 50%, rgba(45, 226, 230, .16), rgba(45, 226, 230, 0) 68%);
  pointer-events: none;
}

.page-privacy .breadcrumb {
  margin-bottom: clamp(1.25rem, 1rem + 1.5vw, 2.25rem);
}

.page-privacy .privacy-hero-grid {
  display: grid;
  gap: clamp(1.75rem, 1.2rem + 3vw, 3rem);
  align-items: center;
}

.page-privacy .privacy-hero-copy .eyebrow {
  margin-bottom: .75rem;
}

.page-privacy .privacy-hero-copy .h1 {
  margin: 0 0 1rem;
  max-width: 20ch;
}

.page-privacy .privacy-hero-copy .lede {
  margin: 0 0 1.5rem;
  max-width: 56ch;
}

.page-privacy .privacy-stamp {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-stamp li {
  position: relative;
  padding-left: .95rem;
  font-size: var(--step--1);
  letter-spacing: .06em;
  color: var(--text-dim);
}

.page-privacy .privacy-stamp li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-privacy .privacy-hero-media {
  margin: 0;
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 目录 + 条文双栏 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(1.75rem, 1.2rem + 3vw, 3rem);
  padding: clamp(2rem, 1.4rem + 3vw, 3.5rem) 0 clamp(2.5rem, 1.6rem + 4vw, 4.5rem);
  align-items: start;
}

.page-privacy .privacy-toc {
  position: relative;
  padding: 1.35rem 1.25rem;
  border: 1px solid var(--line);
  background:
    linear-gradient(150deg, rgba(45, 226, 230, .07), rgba(10, 15, 30, 0) 60%),
    var(--slate);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-privacy .privacy-toc-title {
  margin: 0 0 1rem;
  font-size: var(--step--1);
  letter-spacing: .22em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-privacy .privacy-toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .15rem;
}

.page-privacy .privacy-toc-list a {
  display: flex;
  gap: .7rem;
  align-items: baseline;
  padding: .55rem .4rem .55rem 0;
  color: var(--text-dim);
  text-decoration: none;
  font-size: var(--step--1);
  line-height: 1.5;
  border-bottom: 1px solid rgba(107, 114, 128, .2);
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-privacy .privacy-toc-list a .mono {
  color: var(--violet);
  letter-spacing: .1em;
  transition: color var(--dur) var(--ease);
}

.page-privacy .privacy-toc-list a:hover,
.page-privacy .privacy-toc-list a:focus-visible {
  color: var(--white);
  padding-left: .5rem;
}

.page-privacy .privacy-toc-list a:hover .mono,
.page-privacy .privacy-toc-list a:focus-visible .mono {
  color: var(--neon);
}

.page-privacy .privacy-toc-note {
  margin: 1rem 0 0;
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--text-mute);
}

/* ---------- 暖纸色条文区 ---------- */
.page-privacy .privacy-doc {
  background: var(--paper);
  color: var(--paper-ink);
  padding: clamp(1.5rem, 1rem + 3.2vw, 3.5rem);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 26px 100%, 0 calc(100% - 26px));
  box-shadow: 0 26px 60px rgba(0, 0, 0, .38);
}

.page-privacy .clause + .clause {
  margin-top: clamp(2rem, 1.5rem + 2vw, 3rem);
  padding-top: clamp(2rem, 1.5rem + 2vw, 3rem);
  border-top: 1px solid var(--paper-line);
}

.page-privacy .clause-head {
  display: flex;
  align-items: baseline;
  gap: .9rem;
  margin-bottom: 1rem;
}

.page-privacy .clause-num {
  flex: none;
  font-size: var(--step--1);
  letter-spacing: .14em;
  color: var(--paper-accent);
}

.page-privacy .privacy-doc .h2 {
  margin: 0;
  color: var(--paper-ink);
  font-size: var(--step-2);
  line-height: 1.3;
}

.page-privacy .privacy-doc .h3 {
  margin: 0 0 .4rem;
  color: var(--paper-ink);
  font-size: var(--step-0);
  line-height: 1.4;
}

.page-privacy .clause-text {
  margin: 0 0 1.1rem;
  max-width: 68ch;
  color: var(--paper-dim);
  font-size: var(--step-0);
  line-height: 1.85;
}

.page-privacy .clause-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .9rem;
  border-left: 2px solid var(--paper-line);
  padding-left: 1.1rem;
}

.page-privacy .clause-list li {
  display: grid;
  gap: .25rem;
}

.page-privacy .clause-list p {
  margin: 0;
  max-width: 66ch;
  color: var(--paper-dim);
  font-size: var(--step-0);
  line-height: 1.8;
}

.page-privacy .clause-key {
  font-size: var(--step--1);
  letter-spacing: .16em;
  color: var(--paper-accent);
}

/* 使用目的四格 */
.page-privacy .purpose-grid {
  display: grid;
  gap: 1rem;
}

.page-privacy .purpose-item {
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, .42);
  border: 1px solid var(--paper-line);
  border-left: 3px solid var(--paper-accent);
}

.page-privacy .purpose-item .mono {
  display: block;
  margin-bottom: .5rem;
  font-size: var(--step--1);
  letter-spacing: .14em;
  color: var(--paper-dim);
}

.page-privacy .purpose-item p {
  margin: 0;
  color: var(--paper-dim);
  font-size: var(--step--1);
  line-height: 1.75;
}

/* 权利清单 */
.page-privacy .rights-list {
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
  counter-reset: none;
  display: grid;
  gap: .7rem;
}

.page-privacy .rights-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .85rem;
  align-items: baseline;
  padding-bottom: .7rem;
  border-bottom: 1px dashed var(--paper-line);
}

.page-privacy .rights-list .mono {
  font-size: var(--step--1);
  letter-spacing: .12em;
  color: var(--paper-accent);
}

.page-privacy .rights-list p {
  margin: 0;
  color: var(--paper-dim);
  font-size: var(--step-0);
  line-height: 1.75;
}

.page-privacy .rights-list strong {
  color: var(--paper-ink);
  font-weight: 700;
}

/* 折展组件（纸面配色的作用域覆盖） */
.page-privacy .privacy-doc .disclosure {
  margin: 1.25rem 0;
  border-top: 1px solid var(--paper-line);
  border-bottom: 1px solid var(--paper-line);
}

.page-privacy .privacy-doc .disclosure-trigger {
  display: flex;
  align-items: center;
  gap: .85rem;
  width: 100%;
  padding: 1rem 0;
  background: none;
  border: 0;
  color: var(--paper-ink);
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}

.page-privacy .privacy-doc .disclosure-trigger:hover,
.page-privacy .privacy-doc .disclosure-trigger:focus-visible {
  color: var(--paper-accent);
}

.page-privacy .privacy-doc .disclosure-index {
  flex: none;
  font-size: var(--step--1);
  letter-spacing: .14em;
  color: var(--paper-accent);
}

.page-privacy .privacy-doc .disclosure-icon {
  margin-left: auto;
  flex: none;
  color: var(--paper-accent);
}

.page-privacy .privacy-doc .disclosure-panel-inner {
  padding: .25rem 0 1.25rem;
}

/* 联系方式块 */
.page-privacy .contact-block {
  display: grid;
  gap: 0;
  margin: 1.25rem 0 1.5rem;
  border-top: 1px solid var(--paper-line);
}

.page-privacy .contact-line {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .2rem .9rem;
  align-items: center;
  padding: .85rem 0;
  border-bottom: 1px solid var(--paper-line);
}

.page-privacy .contact-key {
  grid-column: 1 / -1;
  font-size: var(--step--1);
  letter-spacing: .18em;
  color: var(--paper-accent);
}

.page-privacy .contact-val {
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--paper-ink);
  word-break: break-word;
}

.page-privacy .privacy-doc .copy-btn {
  justify-self: start;
  padding: .4rem .85rem;
  background: transparent;
  border: 1px solid var(--paper-ink);
  color: var(--paper-ink);
  font-family: var(--font-sans);
  font-size: var(--step--1);
  letter-spacing: .06em;
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .privacy-doc .copy-btn:hover,
.page-privacy .privacy-doc .copy-btn:focus-visible {
  background: var(--paper-ink);
  color: var(--paper);
}

/* 相关条款链接 */
.page-privacy .doc-links {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}

.page-privacy .doc-link {
  display: inline-block;
  padding: .5rem .9rem;
  border: 1px solid var(--paper-line);
  color: var(--paper-ink);
  text-decoration: none;
  font-size: var(--step--1);
  letter-spacing: .04em;
  background: rgba(255, 255, 255, .35);
  clip-path: polygon(0 0, calc(100% - 9px) 0, 100% 9px, 100% 100%, 9px 100%, 0 calc(100% - 9px));
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-privacy .doc-link:hover,
.page-privacy .doc-link:focus-visible {
  border-color: var(--paper-accent);
  background: rgba(184, 70, 15, .12);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .purpose-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .contact-line {
    grid-template-columns: 5.5rem 1fr auto;
    align-items: center;
  }

  .page-privacy .contact-key {
    grid-column: auto;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-privacy .privacy-layout {
    grid-template-columns: minmax(220px, 258px) minmax(0, 1fr);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 108px;
    z-index: 2;
  }

  .page-privacy .clause-head {
    gap: 1.2rem;
  }

  .page-privacy .privacy-doc .h2 {
    font-size: var(--step-3);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc-list a,
  .page-privacy .privacy-doc .copy-btn,
  .page-privacy .doc-link {
    transition: none;
  }
}