/* ===== About Page — aligned with homepage design system ===== */

.page-about {
  --home-radius: 20px;
  --home-radius-lg: 24px;
  --home-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
  --home-shadow-sm: 0 12px 32px rgba(15, 23, 42, 0.06);
  --home-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --home-container: 1180px;
  --home-gutter: 20px;
  --home-section-gap: 28px;
  --home-panel-padding: 28px 30px 26px;
  --home-panel-padding-sm: 18px 16px 16px;
  --home-border: 1px solid rgba(148, 163, 184, 0.18);
  --home-panel-bg: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(248, 250, 252, 0.92) 100%);
  --home-kicker-size: 11px;
  --home-title-size: 22px;
  --home-subtitle-size: 14px;
  --home-text-title: #0f172a;
  --home-text-body: #475569;
  --home-text-muted: #64748b;
  --home-text-faint: #94a3b8;
  font-family: var(--home-font);
  background: linear-gradient(180deg, #eef2f7 0%, #f8fafc 240px, #ffffff 100%);
  min-height: 100vh;
}

.page-about .headband {
  display: none !important;
}

.page-about .container.use-motion {
  width: 100%;
  max-width: none;
  padding: 0;
  background: transparent;
}

.page-about.use-motion .brand,
.page-about.use-motion .site-title,
.page-about.use-motion .menu-item {
  opacity: 1 !important;
  top: 0 !important;
}

.page-about .header-inner {
  position: relative !important;
  top: auto !important;
  right: auto !important;
  left: auto !important;
  width: 100% !important;
  max-width: var(--home-container);
  margin: 0 auto !important;
  padding: 0 var(--home-gutter) !important;
  overflow: visible !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  background: transparent !important;
  display: flex !important;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
}

.page-about .header {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100% !important;
  margin: 0 !important;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.page-about .site-brand-container {
  background: transparent !important;
  box-shadow: none !important;
  align-items: center;
  justify-content: flex-start;
  width: auto;
  flex: 1 1 auto;
  min-width: 0;
  padding: 10px 0 !important;
  flex-wrap: nowrap;
}

.page-about .main-inner {
  display: block !important;
  width: calc(100% - var(--home-gutter) * 2) !important;
  max-width: var(--home-container) !important;
  margin: 0 auto !important;
}

.page-about .content-wrap {
  width: 100% !important;
  max-width: var(--home-container) !important;
  padding: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  border-radius: 0 !important;
  min-height: auto;
}

.page-about .footer-inner {
  padding-right: 0 !important;
  padding-left: 0 !important;
  width: calc(100% - var(--home-gutter) * 2) !important;
  max-width: var(--home-container) !important;
  margin: 0 auto !important;
}

.page-about .sidebar,
.page-about .sidebar-toggle,
.page-about #sidebar-dimmer {
  display: none !important;
}

.page-about .site-subtitle {
  display: none;
}

.page-about .site-meta {
  flex: 0 1 auto;
  text-align: left;
  padding: 0 !important;
}

.page-about .brand {
  padding: 0 !important;
}

.page-about .site-title {
  font-size: 17px;
  font-weight: 800;
  color: #0f172a !important;
}

.page-about .site-nav {
  position: static !important;
  display: block !important;
  width: auto !important;
  flex: 0 0 auto;
  margin: 0 !important;
  background: transparent !important;
}

.page-about .site-nav .menu {
  display: flex !important;
  align-items: center;
  gap: 2px;
  margin: 0 !important;
  padding: 0 !important;
  text-align: left !important;
}

.page-about .site-nav .menu-item {
  display: block !important;
  margin: 0 !important;
}

.page-about .site-nav .menu-item a {
  border-bottom: none !important;
  padding: 8px 12px !important;
  border-radius: 8px;
  color: #475569 !important;
  font-size: 14px !important;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-about .site-nav .menu-item a:hover,
.page-about .site-nav .menu-item-active a {
  background: rgba(37, 99, 235, 0.08) !important;
  color: #2563eb !important;
}

.page-about .main-menu .menu-item-active a::after {
  display: none !important;
}

.page-about .site-nav .menu-item a .fa {
  margin-right: 4px;
  opacity: 0.75;
}

.page-about .site-nav-toggle,
.page-about .site-nav-right {
  display: none !important;
}

.page-about .main {
  padding-top: 16px;
  padding-bottom: 48px;
}

.page-about .content.page.posts-expand {
  display: flex;
  flex-direction: column;
  width: 100%;
  margin: 0;
  padding: 0;
}

.page-about .post-block {
  margin: 0;
  padding: 0;
  background: transparent;
  box-shadow: none;
  border: none;
}

.page-about .post-header {
  display: none !important;
}

.page-about.use-motion .post-block,
.page-about.use-motion .post-body,
.page-about .post-block,
.page-about .post-body {
  opacity: 1 !important;
  transform: none !important;
  top: 0 !important;
}

.page-about .post-body {
  padding: 0 !important;
  margin: 0;
}

.page-about .about-page {
  display: flex;
  flex-direction: column;
  gap: var(--home-section-gap);
  width: 100%;
}

.page-about .about-section {
  width: 100%;
  min-width: 0;
}

.page-about .about-panel {
  padding: var(--home-panel-padding);
  border: var(--home-border);
  border-radius: var(--home-radius-lg);
  background: var(--home-panel-bg);
  box-shadow: var(--home-shadow-sm);
}

.page-about .about-kicker {
  color: var(--home-text-faint);
  font-size: var(--home-kicker-size);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-about .about-section-title {
  margin: 6px 0 0;
  color: var(--home-text-title);
  font-size: var(--home-title-size);
  font-weight: 800;
  line-height: 1.3;
}

.page-about .about-section-desc {
  margin: 8px 0 0;
  color: var(--home-text-muted);
  font-size: var(--home-subtitle-size);
  line-height: 1.65;
}

.page-about .about-panel-head {
  margin-bottom: 20px;
}

.page-about .about-panel-head--row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.page-about .about-panel-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  font-size: 16px;
  flex-shrink: 0;
}

/* ----- Hero ----- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: 0;
  border: none;
  border-radius: var(--home-radius-lg);
  background:
    linear-gradient(135deg, rgba(11, 18, 32, 0.96), rgba(30, 58, 138, 0.88)),
    url("/images/home-hero-bg.png") center / cover;
  box-shadow: 0 32px 80px rgba(15, 23, 42, 0.28);
}

.page-about .about-hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
}

.page-about .about-hero-glow-a {
  top: -40px;
  right: 12%;
  width: 240px;
  height: 240px;
  background: rgba(37, 99, 235, 0.45);
}

.page-about .about-hero-glow-b {
  bottom: -50px;
  left: 8%;
  width: 200px;
  height: 200px;
  background: rgba(20, 184, 166, 0.35);
}

.page-about .about-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 28px 32px;
  padding: 36px 40px 32px;
  align-items: center;
}

.page-about .about-hero-profile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
}

.page-about .about-hero-avatar {
  width: 96px;
  height: 96px;
  border: 3px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.28);
}

.page-about .about-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.82);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-about .about-hero-kicker-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 10px rgba(52, 211, 153, 0.8);
}

.page-about .about-hero-name {
  margin: 0;
  color: #fff;
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-about .about-hero-role {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 15px;
  font-weight: 600;
}

.page-about .about-hero-tagline {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 13px;
  font-style: italic;
}

.page-about .about-hero-main {
  min-width: 0;
  color: rgba(255, 255, 255, 0.84);
}

.page-about .about-hero-intro {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.84);
}

.page-about .about-hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

.page-about .about-hero-stat {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.page-about .about-hero-stat strong {
  display: block;
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.2;
}

.page-about .about-hero-stat span {
  display: block;
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 11px;
  font-weight: 600;
}

.page-about .about-hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .about-hero-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.92) !important;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none !important;
  border-bottom: none !important;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-about .about-hero-links a:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.28);
}

.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.page-about .about-hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.94) !important;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none !important;
  border-bottom: none !important;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-about .about-hero-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.28);
}

.page-about .about-hero-btn.primary {
  background: #fff;
  color: #0f172a !important;
  border-color: #fff;
}

.page-about .about-hero-btn-ghost kbd {
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.12);
  font-size: 11px;
  font-weight: 700;
}

/* ----- Bio ----- */
.page-about .about-bio-text--spaced {
  margin-top: 12px;
}
.page-about .about-bio-text {
  margin: 0 0 14px;
  color: var(--home-text-body);
  font-size: var(--home-subtitle-size);
  line-height: 1.8;
}

.page-about .about-bio-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0;
  font-size: 13px;
}

.page-about .about-bio-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #2563eb !important;
  font-weight: 600;
  text-decoration: none !important;
  border-bottom: none !important;
}

/* ----- Writing framework ----- */
.page-about .about-framework-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.page-about .about-framework-card {
  padding: 18px 18px 16px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: rgba(255, 255, 255, 0.72);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.page-about .about-framework-card:hover {
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
  transform: translateY(-1px);
}

.page-about .about-framework-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-bottom: 10px;
  border-radius: 8px;
  background: rgba(37, 99, 235, 0.1);
  color: #2563eb;
  font-size: 11px;
  font-weight: 800;
}

.page-about .about-framework-card strong {
  display: block;
  color: var(--home-text-title);
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 6px;
}

.page-about .about-framework-card p {
  margin: 0;
  color: var(--home-text-muted);
  font-size: 13px;
  line-height: 1.6;
}

/* ----- Reading paths ----- */
.page-about .about-path-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-about .about-path-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}

.page-about .about-path-legend-item.legend-agent {
  background: #eff6ff;
  color: #2563eb;
}

.page-about .about-path-legend-item.legend-security {
  background: #fff7ed;
  color: #ea580c;
}

.page-about .about-path-legend-item.legend-ops {
  background: #ecfdf5;
  color: #059669;
}

.page-about .about-path-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.page-about a.about-path-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 20px 18px;
  border-radius: 16px;
  border: var(--home-border);
  background: rgba(255, 255, 255, 0.82);
  text-decoration: none !important;
  border-bottom: none !important;
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.page-about a.about-path-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--home-shadow-sm);
}

.page-about .about-path-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-about .about-path-step {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--home-text-faint);
}

.page-about .about-path-series {
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.page-about .about-path-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.page-about a.about-path-card strong {
  display: block;
  color: var(--home-text-title);
  font-size: 16px;
  font-weight: 800;
}

.page-about a.about-path-card em {
  display: block;
  color: var(--home-text-muted);
  font-size: 13px;
  font-style: normal;
  line-height: 1.55;
}

.page-about .about-path-meta {
  color: var(--home-text-faint);
  font-size: 11px;
  font-weight: 700;
}

.page-about .about-path-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid rgba(148, 163, 184, 0.14);
  font-size: 12px;
  font-weight: 700;
}

.page-about a.about-path-card--agent:hover { border-color: rgba(37, 99, 235, 0.35); }
.page-about a.about-path-card--agent .about-path-series { background: #eff6ff; color: #2563eb; }
.page-about a.about-path-card--agent .about-path-icon { background: #dbeafe; color: #2563eb; }
.page-about a.about-path-card--agent .about-path-link { color: #2563eb; }

.page-about a.about-path-card--security:hover { border-color: rgba(234, 88, 12, 0.35); }
.page-about a.about-path-card--security .about-path-series { background: #fff7ed; color: #ea580c; }
.page-about a.about-path-card--security .about-path-icon { background: #ffedd5; color: #ea580c; }
.page-about a.about-path-card--security .about-path-link { color: #ea580c; }

.page-about a.about-path-card--ops:hover { border-color: rgba(5, 150, 105, 0.35); }
.page-about a.about-path-card--ops .about-path-series { background: #ecfdf5; color: #059669; }
.page-about a.about-path-card--ops .about-path-icon { background: #d1fae5; color: #059669; }
.page-about a.about-path-card--ops .about-path-link { color: #059669; }

/* ----- Skills ----- */
.page-about .about-skill-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.page-about .about-skill-card {
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: rgba(255, 255, 255, 0.72);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.page-about .about-skill-card:hover {
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
  transform: translateY(-1px);
}

.page-about .about-skill-label {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.75;
}

.page-about .about-skill-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
}

.page-about .about-skill-card--lang { background: #eff6ff; color: #1e40af; border-color: #dbeafe; }
.page-about .about-skill-card--framework { background: #f0fdf4; color: #166534; border-color: #dcfce7; }
.page-about .about-skill-card--frontend { background: #fefce8; color: #854d0e; border-color: #fef9c3; }
.page-about .about-skill-card--agent { background: #fdf2f8; color: #9d174d; border-color: #fce7f3; }
.page-about .about-skill-card--business { background: #ecfdf5; color: #065f46; border-color: #d1fae5; }
.page-about .about-skill-card--ops { background: #fff7ed; color: #9a3412; border-color: #ffedd5; }
.page-about .about-skill-card--security { background: #fef2f2; color: #991b1b; border-color: #fecaca; }

/* ----- Projects ----- */
.page-about .about-project-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-about .about-project-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  border-radius: 14px;
  border: var(--home-border);
  background: rgba(255, 255, 255, 0.72);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.page-about .about-project-item:hover {
  border-color: rgba(37, 99, 235, 0.28);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.08);
  transform: translateY(-1px);
}

.page-about .about-project-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #fff;
}

.page-about .about-project-icon--blue { background: #2563eb; }
.page-about .about-project-icon--purple { background: #8b5cf6; }
.page-about .about-project-icon--orange { background: #ea580c; }
.page-about .about-project-icon--green { background: #059669; }
.page-about .about-project-icon--lime { background: #22c55e; }
.page-about .about-project-icon--red { background: #ef4444; }

.page-about .about-project-link {
  text-decoration: none !important;
  border-bottom: none !important;
  color: inherit;
}

.page-about .about-project-body {
  flex: 1;
  min-width: 0;
}

.page-about .about-project-name {
  display: block;
  color: var(--home-text-title);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}

.page-about .about-project-desc {
  display: block;
  color: var(--home-text-muted);
  font-size: 13px;
  line-height: 1.55;
}

.page-about .about-project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.page-about .about-project-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  background: #f1f5f9;
  color: #475569;
  border: 1px solid #e2e8f0;
}

.page-about .about-project-badge--star {
  background: #fefce8;
  color: #ca8a04;
  border-color: #fef9c3;
}

.page-about .about-project-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

/* ----- Blog series ----- */
.page-about .about-series-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.page-about a.about-series-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 20px 18px;
  border-radius: 16px;
  border: var(--home-border);
  background: rgba(255, 255, 255, 0.82);
  text-decoration: none !important;
  border-bottom: none !important;
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.page-about a.about-series-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--home-shadow-sm);
}

.page-about .about-series-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-about .about-series-badge {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-about .about-series-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
}

.page-about .about-series-card strong {
  display: block;
  color: var(--home-text-title);
  font-size: 16px;
  font-weight: 800;
}

.page-about .about-series-card em {
  display: block;
  margin-top: 6px;
  color: var(--home-text-muted);
  font-size: 13px;
  font-style: normal;
  line-height: 1.55;
}

.page-about .about-series-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid rgba(148, 163, 184, 0.14);
  color: var(--home-text-faint);
  font-size: 12px;
  font-weight: 700;
}

.page-about a.about-series-card--agent:hover { border-color: rgba(37, 99, 235, 0.35); }
.page-about a.about-series-card--agent .about-series-badge { background: #eff6ff; color: #2563eb; }
.page-about a.about-series-card--agent .about-series-icon { background: #dbeafe; color: #2563eb; }
.page-about a.about-series-card--agent .about-series-footer { color: #2563eb; }

.page-about a.about-series-card--security:hover { border-color: rgba(234, 88, 12, 0.35); }
.page-about a.about-series-card--security .about-series-badge { background: #fff7ed; color: #ea580c; }
.page-about a.about-series-card--security .about-series-icon { background: #ffedd5; color: #ea580c; }
.page-about a.about-series-card--security .about-series-footer { color: #ea580c; }

.page-about a.about-series-card--ops:hover { border-color: rgba(5, 150, 105, 0.35); }
.page-about a.about-series-card--ops .about-series-badge { background: #ecfdf5; color: #059669; }
.page-about a.about-series-card--ops .about-series-icon { background: #d1fae5; color: #059669; }
.page-about a.about-series-card--ops .about-series-footer { color: #059669; }

.page-about .about-tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(148, 163, 184, 0.14);
}

.page-about .about-tag {
  display: inline-flex;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(148, 163, 184, 0.1);
  color: var(--home-text-muted);
  border: 1px solid rgba(148, 163, 184, 0.14);
  text-decoration: none !important;
  border-bottom: none !important;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-about a.about-tag:hover {
  background: rgba(37, 99, 235, 0.08);
  color: #2563eb;
  border-color: rgba(37, 99, 235, 0.2);
}

/* ----- CTA strip ----- */
.page-about .about-cta {
  padding: 24px 28px;
  border-radius: var(--home-radius-lg);
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.22);
}

.page-about .about-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.page-about .about-cta-copy .about-kicker {
  color: rgba(255, 255, 255, 0.55);
}

.page-about .about-cta-copy .about-section-title {
  color: #fff;
}

.page-about .about-cta-copy .about-section-desc {
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 0;
}

.page-about .about-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .about-cta-actions a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #fff !important;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none !important;
  border-bottom: none !important;
  transition: background 0.2s ease;
}

.page-about .about-cta-actions a:hover {
  background: rgba(255, 255, 255, 0.2);
}

.page-about .about-cta-actions a.primary {
  background: #fff;
  color: #0f172a !important;
  border-color: #fff;
}

/* ----- Footer (shared with home) ----- */
.page-about .back-to-top {
  right: max(16px, calc((100vw - min(100vw, var(--home-container))) / 2 + var(--home-gutter)));
}

.page-about .home-footer {
  margin-top: var(--home-section-gap);
}

.page-about .home-footer-inner {
  padding: 20px 24px !important;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: var(--home-radius);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
  text-align: left !important;
}

.page-about .home-footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
}

.page-about .home-footer-site {
  display: block;
  color: #0f172a;
  font-size: 15px;
  font-weight: 800;
}

.page-about .home-footer-tagline {
  display: block;
  margin-top: 4px;
  color: #94a3b8;
  font-size: 12px;
}

.page-about .home-footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .home-footer-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.1);
  color: #64748b;
  font-size: 12px;
  font-weight: 600;
}

.page-about .home-footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 14px;
}

.page-about .about-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-about .about-footer-nav a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #64748b !important;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none !important;
  border-bottom: none !important;
  transition: color 0.2s ease;
}

.page-about .about-footer-nav a:hover {
  color: #2563eb !important;
}

.page-about .home-footer-copy {
  margin: 0;
  color: #64748b;
  font-size: 12px;
}

.page-about .home-footer-visitors {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
  color: #94a3b8;
  font-size: 12px;
}

.page-about .home-footer-visitor {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-about .footer {
  margin-top: 12px;
}

/* ----- Responsive — Wide screens (matching homepage breakpoints) ----- */
@media (min-width: 1280px) {
  .page-about {
    --home-container: 1240px;
    --home-gutter: 24px;
    --home-section-gap: 32px;
    --home-panel-padding: 32px 36px 28px;
    --home-title-size: 24px;
    --home-subtitle-size: 15px;
  }

  .page-about .about-hero-inner {
    padding: 40px 44px 36px;
  }

  .page-about .about-hero-stats {
    gap: 12px;
  }

  .page-about .about-skill-grid {
    gap: 14px;
  }

  .page-about .about-project-list {
    gap: 14px;
  }

  .page-about .about-series-grid {
    gap: 18px;
  }
}

@media (min-width: 1440px) {
  .page-about {
    --home-container: 1360px;
    --home-gutter: 28px;
    --home-section-gap: 32px;
    --home-panel-padding: 36px 40px 30px;
    --home-title-size: 26px;
  }

  .page-about .about-hero-inner {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 32px 40px;
    padding: 44px 48px 40px;
  }

  .page-about .about-hero-avatar {
    width: 108px;
    height: 108px;
  }

  .page-about .about-hero-name {
    font-size: clamp(30px, 2.8vw, 38px);
  }

  .page-about .about-hero-intro {
    font-size: 16px;
  }

  .page-about .about-hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-skill-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-project-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .skill-grid--wide {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1600px) {
  .page-about {
    --home-container: 1520px;
    --home-gutter: 32px;
    --home-section-gap: 36px;
    --home-panel-padding: 40px 48px 32px;
    --home-title-size: 28px;
    --home-subtitle-size: 16px;
  }

  .page-about .about-hero-inner {
    gap: 36px 48px;
    padding: 48px 56px 44px;
  }

  .page-about .about-hero-avatar {
    width: 120px;
    height: 120px;
  }

  .page-about .about-hero-name {
    font-size: clamp(34px, 2.6vw, 42px);
  }

  .page-about .about-hero-role {
    font-size: 17px;
  }

  .page-about .about-hero-intro {
    font-size: 16px;
  }

  .page-about .about-hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

  .page-about .about-hero-stat {
    padding: 14px 16px;
  }

  .page-about .about-hero-stat strong {
    font-size: 22px;
  }

  .page-about .about-skill-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-about .about-series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-about .about-project-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-about .skill-grid--wide {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-about .about-cta {
    padding: 28px 32px;
  }

  .page-about .about-cta-inner {
    flex-direction: row;
  }
}

@media (min-width: 1920px) {
  .page-about {
    --home-container: 1680px;
    --home-gutter: 40px;
    --home-section-gap: 40px;
    --home-panel-padding: 44px 52px 36px;
    --home-title-size: 30px;
  }

  .page-about .about-hero-inner {
    gap: 40px 52px;
    padding: 52px 64px 48px;
  }

  .page-about .about-hero-avatar {
    width: 132px;
    height: 132px;
  }

  .page-about .about-hero-name {
    font-size: clamp(38px, 2.4vw, 48px);
  }

  .page-about .about-hero-stats {
    gap: 16px;
  }

  .page-about .about-hero-stat strong {
    font-size: 24px;
  }

  .page-about .about-skill-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .page-about .about-series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-about a.about-series-card {
    padding: 24px 24px 20px;
  }

  .page-about .skill-grid--wide {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-about .home-section-intro-title {
    font-size: 30px;
  }
}

@media (min-width: 2560px) {
  .page-about {
    --home-container: 1840px;
    --home-gutter: 48px;
  }
}

@media (max-width: 991px) {
  .page-about .about-hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 28px 24px 24px;
  }

  .page-about .about-hero-main {
    text-align: left;
  }

  .page-about .about-hero-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-skill-grid,
  .page-about .about-series-grid,
  .page-about .about-framework-grid {
    grid-template-columns: 1fr;
  }

  .page-about .about-path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-framework-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-project-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .page-about .site-nav-toggle,
  .page-about .site-nav-right {
    display: flex !important;
    align-items: center;
  }

  .page-about .site-brand-container {
    flex-wrap: wrap;
    width: 100%;
  }

  .page-about .site-nav {
    width: 100% !important;
    order: 3;
  }

  .page-about .site-nav .menu {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .page-about .site-nav .menu-item a {
    text-align: left !important;
    width: 100%;
  }

  .page-about .about-panel-head--row {
    flex-direction: column;
  }

  .page-about .about-path-legend {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .page-about {
    --home-gutter: 16px;
    --home-section-gap: 20px;
    --home-panel-padding: var(--home-panel-padding-sm);
  }

  .page-about .about-hero-inner {
    padding: 24px 18px 20px;
  }

  .page-about .about-hero-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-cta {
    padding: 20px 18px;
  }

  .page-about .about-cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-about .home-footer-inner {
    padding: 16px 18px !important;
  }

  .page-about .about-hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .page-about .about-hero-btn {
    justify-content: center;
  }

  .page-about .about-footer-nav {
    width: 100%;
  }

  .page-about .home-footer-top,
  .page-about .home-footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}