/* ===========================================
   隐私保护声明 — Bento Grid
   =========================================== */

/* ── Hero ── */
.privacy-hero {
  padding: calc(64px + var(--space-3xl)) 0 var(--space-2xl);
  text-align: center;
  background: linear-gradient(180deg, var(--accent-soft) 0%, transparent 100%);
  position: relative;
}

.privacy-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 2px;
  background: var(--accent-gradient);
  border-radius: 1px;
}

.privacy-hero-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.privacy-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-start);
  margin-bottom: var(--space-md);
}

.privacy-title {
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
  line-height: 1.15;
}

.privacy-lead {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 600px;
}

.privacy-version-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-lg);
  padding: 6px 18px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--bg-card);
}

.privacy-version-tag i {
  font-size: 10px;
  color: var(--accent-start);
}

/* ── Document area ── */
.privacy-content-section {
  padding: var(--space-2xl) 0 var(--space-3xl);
  background: var(--bg-body);
}

.privacy-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.privacy-document {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

/* ── Bento card sections ── */
.doc-section {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 36px;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.doc-section:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.doc-section:last-child {
  margin-bottom: 0;
}

/* ── Section header with gradient badge ── */
.doc-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: var(--space-lg);
}

.doc-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 36px;
  padding: 0 14px;
  background: var(--accent-gradient);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  font-family: var(--font-mono);
  border-radius: var(--radius-sm);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.doc-title {
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}

/* ── Subtitles ── */
.doc-subtitle {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  padding-left: 14px;
  border-left: 3px solid transparent;
  border-image: var(--accent-gradient) 1;
  line-height: 1.5;
}

/* ── Body text ── */
.doc-text {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: var(--space-sm);
}

.doc-text + .doc-subtitle {
  margin-top: var(--space-xl);
}

/* ── Lists with gradient bullets ── */
.doc-list {
  margin: var(--space-sm) 0 var(--space-md);
  padding-left: 0;
}

.doc-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 10px;
}

.doc-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--accent-gradient);
  opacity: 0.7;
}

/* ── Note / aside block ── */
.doc-note {
  font-size: 14px;
  color: var(--text-tertiary);
  line-height: 1.8;
  font-style: italic;
  margin-top: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-soft);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent-start);
}

/* ── Contact grid ── */
.contact-card {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 20px;
  background: var(--bg-soft);
  font-size: 14px;
  line-height: 1.6;
}

.contact-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-value {
  color: var(--text-primary);
  font-weight: 500;
}

/* ── Final text ── */
.doc-final {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  text-align: center;
  font-style: italic;
  color: var(--text-tertiary);
  font-size: 15px;
  line-height: 1.7;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .privacy-hero {
    padding: calc(64px + var(--space-xl)) 0 var(--space-xl);
  }

  .privacy-title {
    font-size: 30px;
  }

  .doc-section {
    padding: 24px;
  }

  .doc-header {
    gap: 12px;
  }

  .doc-number {
    min-width: 36px;
    height: 30px;
    padding: 0 10px;
    font-size: 12px;
  }

  .contact-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .doc-section {
    padding: 20px;
  }

  .doc-title {
    font-size: 18px;
  }
}