/* ============================================
   NavXD Theme — about.css
   关于我们页样式（浅色主题）
   ============================================ */


/* ── Hero ── */
.about-hero {
  padding: 56px 32px 48px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
}
.about-hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.about-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 20px;
  background: var(--blue-dim);
  border: 1px solid rgba(59, 126, 246, 0.2);
  font-size: 12px;
  color: var(--blue);
  margin-bottom: 14px;
}
.about-badge-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  animation: about-pulse 2s ease-in-out infinite;
}
@keyframes about-pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}
.about-hero h1 {
  font-size: 32px;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 12px;
  line-height: 1.25;
}
.about-hero h1 span { color: var(--blue); }
.about-hero-desc {
  font-size: 14px;
  color: var(--text2);
  line-height: 1.75;
  margin: 0 0 22px;
  max-width: 440px;
}
.about-hero-btns { display: flex; gap: 10px; flex-wrap: wrap; }
.about-btn-primary {
  padding: 10px 20px;
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font);
  transition: background 0.15s;
  text-decoration: none;
  display: inline-block;
}
.about-btn-primary:hover { background: var(--blue2); color: #fff; }
.about-btn-ghost {
  padding: 10px 20px;
  background: none;
  color: var(--text2);
  border: 1px solid var(--border2);
  border-radius: 8px;
  font-size: 13px;
  cursor: pointer;
  font-family: var(--font);
  transition: all 0.15s;
  text-decoration: none;
  display: inline-block;
}
.about-btn-ghost:hover { color: var(--text); }
.about-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.about-hstat {
  background: var(--bg3);
  border-radius: 12px;
  padding: 18px;
  text-align: center;
}
.about-hstat-num   { font-size: 26px; font-weight: 800; color: var(--text); margin-bottom: 4px; }
.about-hstat-label { font-size: 11px; color: var(--text3); text-transform: uppercase; letter-spacing: 0.5px; }

/* ── Content ── */
.about-content {
  padding: 28px 32px;
  max-width: 1100px;
  margin: 0 auto;
}
.about-sec-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}
.about-sec-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.about-sec-dot {
  width: 3px;
  height: 15px;
  background: var(--blue);
  border-radius: 2px;
  flex-shrink: 0;
}

/* ── Mission & Vision ── */
.about-mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}
.about-mv-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow-card);
}
.about-mv-icon {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 14px;
}
.about-mv-title { font-size: 15px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.about-mv-desc  { font-size: 13px; color: var(--text2); line-height: 1.7; }

/* ── Why Choose ── */
.about-why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 32px;
}
.about-why-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow-card);
  transition: all 0.18s;
}
.about-why-card:hover {
  border-color: rgba(59, 126, 246, 0.3);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.about-why-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 12px;
}
.about-why-title { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.about-why-desc  { font-size: 12px; color: var(--text2); line-height: 1.6; }

/* ── Founder ── */
.about-founder-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow-card);
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.about-founder-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--blue-dim);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  font-weight: 800;
  flex-shrink: 0;
}
.about-founder-info  { flex: 1; min-width: 0; }
.about-founder-name  { font-size: 18px; font-weight: 700; color: var(--text); margin-bottom: 3px; }
.about-founder-role  { font-size: 12px; color: var(--blue); font-weight: 600; margin-bottom: 8px; }
.about-founder-desc  { font-size: 13px; color: var(--text2); line-height: 1.65; }
.about-founder-tags  { display: flex; gap: 6px; margin-top: 10px; flex-wrap: wrap; }
.about-founder-tag   { padding: 3px 10px; background: var(--bg3); border-radius: 20px; font-size: 11px; color: var(--text2); }
.about-founder-stats { display: flex; flex-direction: column; gap: 10px; flex-shrink: 0; }
.about-fstat {
  text-align: center;
  padding: 12px 20px;
  background: var(--bg3);
  border-radius: 10px;
  min-width: 80px;
}
.about-fstat-num   { font-size: 18px; font-weight: 800; color: var(--text); }
.about-fstat-label { font-size: 10px; color: var(--text3); margin-top: 2px; }

/* ── Contact ── */
.about-contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}
.about-contact-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  box-shadow: var(--shadow-card);
}
.about-contact-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 7px;
}
.about-contact-dot  { width: 3px; height: 13px; background: var(--blue); border-radius: 2px; }
.about-contact-list { display: flex; flex-direction: column; gap: 10px; }
.about-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--bg3);
  border-radius: 8px;
}
.about-contact-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.about-contact-label { font-size: 11px; color: var(--text3); margin-bottom: 2px; }
.about-contact-value { font-size: 13px; font-weight: 600; color: var(--text); }
.about-contact-copy {
  margin-left: auto;
  padding: 4px 8px;
  background: var(--blue-dim);
  color: var(--blue);
  border: none;
  border-radius: 4px;
  font-size: 10px;
  cursor: pointer;
  font-family: var(--font);
  flex-shrink: 0;
  transition: background 0.15s;
}
.about-contact-copy:hover { background: rgba(59, 126, 246, 0.15); }
.about-qr-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.about-qr-img {
  width: 140px;
  height: 140px;
  border-radius: 12px;
  margin: 0 auto 14px;
  object-fit: cover;
  display: block;
}
.about-qr-placeholder {
  width: 140px;
  height: 140px;
  border-radius: 12px;
  margin: 0 auto 14px;
  background: var(--bg3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
}
.about-qr-title { font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.about-qr-sub   { font-size: 12px; color: var(--text3); }

/* ── Subscribe Banner ── */
.about-sub-banner {
  background: linear-gradient(135deg, #eef4ff 0%, #f0f7ff 100%);
  border: 1px solid rgba(59, 126, 246, 0.2);
  border-radius: 14px;
  padding: 28px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.about-sub-left h3  { font-size: 17px; font-weight: 700; color: var(--text); margin: 0 0 5px; }
.about-sub-left p   { font-size: 13px; color: var(--text2); margin: 0; }
.about-sub-perks    { display: flex; flex-direction: column; gap: 4px; margin-top: 10px; }
.about-sub-perk     { font-size: 12px; color: var(--text2); display: flex; align-items: center; gap: 6px; }
.about-perk-check   { color: var(--green); }
.about-sub-right    { text-align: center; flex-shrink: 0; }
.about-sub-price    { font-size: 26px; font-weight: 800; color: var(--text); }
.about-sub-price span { font-size: 13px; color: var(--text3); font-weight: 400; }
.about-sub-year     { font-size: 12px; color: var(--text3); margin-top: 2px; margin-bottom: 14px; }
.about-btn-subscribe {
  padding: 10px 24px;
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font);
  transition: background 0.15s;
  text-decoration: none;
  display: block;
  text-align: center;
}
.about-btn-subscribe:hover { background: var(--blue2); color: #fff; }

/* ── Responsive ── */
@media (max-width: 960px) {
  .about-hero-inner    { grid-template-columns: 1fr; gap: 28px; }
  .about-mv-grid       { grid-template-columns: 1fr; }
  .about-why-grid      { grid-template-columns: repeat(2, 1fr); }
  .about-founder-card  { flex-direction: column; align-items: flex-start; }
  .about-founder-stats { flex-direction: row; flex-wrap: wrap; }
  .about-contact-layout{ grid-template-columns: 1fr; }
  .about-sub-banner    { flex-direction: column; text-align: center; }
}
@media (max-width: 640px) {
  .about-hero,
  .about-content       { padding-left: 16px; padding-right: 16px; }
  .about-why-grid      { grid-template-columns: 1fr; }
  .about-hero-stats    { grid-template-columns: repeat(2, 1fr); }
}