/* ==========================================================================
   about.css — 关于页专用样式
   ========================================================================== */

/* === 故事区 === */
.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
  align-items: stretch;
}
.story-grid > .story-pull { min-height: 320px; display: flex; flex-direction: column; justify-content: center; }
.story-grid > .story-body { display: flex; flex-direction: column; }
.story-pull {
  background: var(--gradient-hero);
  color: white;
  padding: var(--sp-6);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}
.story-pull::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(0, 204, 255, 0.2) 0%, transparent 50%);
}
.story-pull > * { position: relative; }
.story-pull blockquote {
  font-size: var(--fs-xl);
  line-height: 1.5;
  font-weight: var(--fw-bold);
  margin: 0 0 var(--sp-4);
  color: white;
  position: relative;
  letter-spacing: 0.3px;
}
.story-pull blockquote::before {
  content: """;
  position: absolute;
  left: -16px;
  top: -16px;
  font-size: 80px;
  line-height: 1;
  color: var(--color-cyan);
  font-family: Georgia, serif;
  opacity: 0.4;
}
.story-pull cite {
  display: block;
  font-size: var(--fs-sm);
  font-style: normal;
  color: rgba(255, 255, 255, 0.7);
}
.story-body h2 {
  font-size: var(--fs-2xl);
  margin: 0 0 var(--sp-3);
  color: var(--color-ink);
}
.story-body h3 {
  font-size: var(--fs-md);
  margin: var(--sp-5) 0 var(--sp-2);
  color: var(--color-ink);
}
.story-body p {
  font-size: var(--fs-base);
  color: var(--color-text);
  line-height: 1.8;
  margin: 0 0 var(--sp-3);
}
.story-body p strong { color: var(--color-ink); }
.story-body ul {
  list-style: none;
  margin: var(--sp-3) 0;
  padding: 0;
}
.story-body ul li {
  position: relative;
  padding-left: 24px;
  font-size: var(--fs-base);
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 6px;
}
.story-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 14px;
  height: 2px;
  background: var(--gradient-cta);
  border-radius: 1px;
}
@media (max-width: 768px) {
  .story-grid { grid-template-columns: 1fr; gap: var(--sp-5); }
}

/* === 发起人卡 === */
.founder-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--sp-7);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--sp-6);
  align-items: stretch;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.founder-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-cta);
}
.founder-avatar {
  width: 200px;
  height: 280px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--gradient-hero);
  display: grid;
  place-items: center;
  color: white;
  font-size: 72px;
  font-weight: var(--fw-black);
  flex-shrink: 0;
  box-shadow: var(--shadow-md);
  align-self: stretch;
}
.founder-avatar img { width: 100%; height: 100%; object-fit: cover; }
.founder-info {
  display: flex;
  flex-direction: column;
}
.founder-info h2 {
  font-size: var(--fs-xl);
  margin: 0 0 4px;
  color: var(--color-ink);
}
.founder-info .founder-title {
  font-size: var(--fs-sm);
  color: var(--color-muted);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--sp-3);
}
.founder-info p {
  font-size: var(--fs-base);
  color: var(--color-text);
  line-height: 1.8;
  margin: 0 0 var(--sp-3);
  padding-top: var(--sp-2);
}
.founder-info .quote {
  font-size: var(--fs-md);
  color: var(--color-purple);
  font-weight: var(--fw-semibold);
  line-height: 1.6;
  padding: var(--sp-4);
  background: var(--color-bg-2);
  border-left: 3px solid var(--color-purple);
  border-radius: var(--radius);
  margin: var(--sp-3) 0 0;
  font-style: italic;
  margin-top: auto;
}
@media (max-width: 768px) {
  .founder-card { grid-template-columns: 1fr; padding: var(--sp-5); }
  .founder-avatar { width: 140px; height: 200px; margin: 0 auto; font-size: 56px; }
}

/* === 时间线 / 未来图景 === */
.vision-section { background: var(--color-bg-2); }
.vision-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}
.vision-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-5);
  position: relative;
}
.vision-card .vision-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-purple);
  font-weight: var(--fw-bold);
  letter-spacing: 1.5px;
  margin-bottom: var(--sp-2);
}
.vision-card h3 {
  font-size: var(--fs-md);
  margin: 0 0 var(--sp-2);
  color: var(--color-ink);
}
.vision-card p {
  font-size: var(--fs-sm);
  color: var(--color-muted);
  line-height: 1.7;
}
@media (max-width: 768px) { .vision-grid { grid-template-columns: 1fr; } }

/* === 联系区 === */
.contact-section { background: var(--color-bg); }

/* 主入口：需求 / 供应 */
.contact-entries {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}
.contact-entry {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: all var(--duration-base) var(--ease);
}
.contact-entry:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-purple);
  color: inherit;
}
.contact-entry .entry-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  background: var(--gradient-cta);
  color: white;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
}
.contact-entry .entry-icon svg { width: 24px; height: 24px; }
.contact-entry .entry-body { flex: 1; }
.contact-entry .entry-body h3 {
  font-size: var(--fs-md);
  margin: 0 0 4px;
  color: var(--color-ink);
  font-weight: var(--fw-bold);
}
.contact-entry .entry-body p {
  font-size: var(--fs-sm);
  color: var(--color-muted);
  margin: 0;
}
.contact-entry .entry-arrow {
  width: 20px;
  height: 20px;
  color: var(--color-light);
  flex-shrink: 0;
  transition: transform 0.2s, color 0.2s;
}
.contact-entry:hover .entry-arrow { transform: translateX(4px); color: var(--color-purple); }

/* 兜底：直接邮件 */
.contact-direct {
  text-align: center;
  padding: var(--sp-5);
  background: var(--color-bg-2);
  border-radius: var(--radius-lg);
}
.contact-direct-label {
  font-size: var(--fs-sm);
  color: var(--color-muted);
  margin: 0 0 var(--sp-3);
}
.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: var(--gradient-cta);
  color: white;
  border-radius: 999px;
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  text-decoration: none;
  box-shadow: var(--shadow-glow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.contact-email:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(122, 44, 255, 0.4); color: white; }
.contact-email svg { width: 18px; height: 18px; }
.contact-email .email-ext { width: 14px; height: 14px; opacity: 0.7; }

@media (max-width: 768px) {
  .contact-entries { grid-template-columns: 1fr; }
}

/* ============== 团队 logo ============== */
.brand-logo-large {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 18px;
}
.brand-logo-large img {
  width: 88px;
  height: 88px;
  border-radius: 18px;
  box-shadow: 0 8px 24px rgba(122, 44, 255, 0.18);
  background: white;
  padding: 6px;
  object-fit: contain;
}
.brand-logo-large .logo-text strong {
  display: block;
  font-size: 18px;
  font-weight: var(--fw-black);
  color: white;
  letter-spacing: 0.3px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}
.brand-logo-large .logo-text small {
  display: block;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: var(--fw-medium);
  letter-spacing: 1px;
  margin-top: 2px;
}
@media (max-width: 640px) {
  .brand-logo-large img { width: 64px; height: 64px; }
  .brand-logo-large .logo-text strong { font-size: 16px; }
}