/* =========================================
   Beaver Innovation - Components
   组件样式
   ========================================= */

/* =========================================
   Hero / 首屏 Banner
   ========================================= */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 100px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: var(--z-bg);
  overflow: hidden;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(5, 11, 26, 0.4) 0%,
    rgba(5, 11, 26, 0.7) 60%,
    var(--color-bg-primary) 100%
  );
}

.hero-bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-bg-fallback {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(30, 91, 255, 0.4) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 224, 255, 0.25) 0%, transparent 50%),
    var(--gradient-hero);
}

/* Animated grid overlay */
.hero-bg-fallback::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78, 139, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78, 139, 255, 0.08) 1px, transparent 1px);
  background-size: 80px 80px;
  animation: grid-move 20s linear infinite;
}

@keyframes grid-move {
  0% { background-position: 0 0; }
  100% { background-position: 80px 80px; }
}

/* Floating orbs */
.hero-orbs {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.5;
  animation: float 8s ease-in-out infinite;
}

.orb-1 {
  width: 400px;
  height: 400px;
  background: var(--color-blue-primary);
  top: 10%;
  left: -100px;
}

.orb-2 {
  width: 300px;
  height: 300px;
  background: var(--color-cyan);
  bottom: 20%;
  right: -50px;
  animation-delay: -3s;
  opacity: 0.3;
}

.orb-3 {
  width: 250px;
  height: 250px;
  background: var(--color-blue-bright);
  top: 50%;
  right: 30%;
  animation-delay: -6s;
  opacity: 0.25;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-inner {
  position: relative;
  z-index: var(--z-content);
  max-width: 920px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: rgba(30, 91, 255, 0.15);
  border: 1px solid rgba(78, 139, 255, 0.3);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  color: var(--color-blue-glow);
  text-transform: uppercase;
  margin-bottom: 28px;
  backdrop-filter: blur(10px);
}

.hero-eyebrow .pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-cyan);
  box-shadow: 0 0 12px var(--color-cyan);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: var(--fs-hero);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.hero-title .accent {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  letter-spacing: 0.05em;
  color: var(--color-blue-glow);
  margin-bottom: 32px;
}

.hero-tagline {
  font-size: clamp(1.1rem, 1.8vw, 1.4rem);
  line-height: 1.5;
  color: var(--color-text-secondary);
  max-width: 680px;
  margin-bottom: 44px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 64px;
}

/* Hero stats */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.hero-stat-num {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 6px;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-stat-num .plus {
  color: var(--color-cyan);
  -webkit-text-fill-color: var(--color-cyan);
}

.hero-stat-label {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--color-blue-primary), transparent);
  position: relative;
  overflow: hidden;
}

.hero-scroll-line::after {
  content: '';
  position: absolute;
  top: -10px;
  left: 0;
  width: 100%;
  height: 10px;
  background: var(--color-cyan);
  animation: scroll-down 2s ease-in-out infinite;
}

@keyframes scroll-down {
  0% { top: -10px; opacity: 0; }
  50% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

/* =========================================
   Quick Entries / 快捷入口
   ========================================= */

.quick-entries {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: -60px;
  margin-bottom: 60px;
  position: relative;
  z-index: 5;
}

.quick-entry {
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.quick-entry-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--gradient-card);
  border: 1px solid var(--color-border-bright);
  display: grid;
  place-items: center;
  color: var(--color-blue-glow);
  flex-shrink: 0;
}

.quick-entry-icon svg {
  width: 22px;
  height: 22px;
}

.quick-entry-text {
  display: flex;
  flex-direction: column;
}

.quick-entry-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-white);
}

.quick-entry-sub {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

/* =========================================
   Business Cards / 四大业务
   ========================================= */

.business-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.business-card {
  padding: 40px;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  cursor: pointer;
}

.business-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--gradient-card);
  border: 1px solid var(--color-border-bright);
  display: grid;
  place-items: center;
  color: var(--color-cyan);
  margin-bottom: 24px;
}

.business-card-icon svg {
  width: 28px;
  height: 28px;
}

.business-card-num {
  position: absolute;
  top: 32px;
  right: 32px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
}

.business-card-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-white);
}

.business-card-desc {
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
  margin-bottom: 24px;
  flex-grow: 1;
}

.business-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.business-card-tag {
  padding: 4px 12px;
  background: rgba(30, 91, 255, 0.1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  color: var(--color-blue-glow);
  font-family: var(--font-mono);
}

/* =========================================
   Video Showcase / 视频展示
   ========================================= */

.video-showcase {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  cursor: pointer;
  group: video;
}

.video-showcase-poster {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0A1F4E 0%, #050B1A 100%);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.video-showcase-poster::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(30, 91, 255, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(0, 224, 255, 0.2) 0%, transparent 50%);
}

.video-showcase-poster::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78, 139, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78, 139, 255, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
}

.video-play-btn {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: rgba(30, 91, 255, 0.2);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(78, 139, 255, 0.5);
  display: grid;
  place-items: center;
  position: relative;
  z-index: 2;
  transition: all var(--transition-base);
}

.video-play-btn::before {
  content: '';
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  border: 1px solid var(--color-blue-bright);
  opacity: 0.6;
  animation: ripple 2s ease-out infinite;
}

@keyframes ripple {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.5); opacity: 0; }
}

.video-showcase:hover .video-play-btn {
  background: rgba(30, 91, 255, 0.4);
  transform: scale(1.05);
}

.video-play-btn svg {
  width: 32px;
  height: 32px;
  color: var(--color-white);
  margin-left: 4px;
}

.video-showcase-info {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  z-index: 2;
}

.video-showcase-tag {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(0, 224, 255, 0.15);
  border: 1px solid rgba(0, 224, 255, 0.4);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-cyan);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.video-showcase-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 4px;
}

.video-showcase-desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* =========================================
   Product Cards / 产品卡片
   ========================================= */

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.product-card {
  padding: 28px;
  position: relative;
}

.product-card-visual {
  height: 180px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-secondary) 100%);
  border: 1px solid var(--color-border);
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}

.product-card-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(30, 91, 255, 0.25) 0%, transparent 70%);
}

.product-card-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78, 139, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78, 139, 255, 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
}

.product-card-visual svg {
  width: 64px;
  height: 64px;
  color: var(--color-blue-bright);
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 0 20px rgba(78, 139, 255, 0.5));
}

.product-card-cat {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--color-cyan);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.product-card-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 10px;
}

.product-card-desc {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

/* =========================================
   Course / 课程卡片
   ========================================= */

.course-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.course-tab {
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.course-tab:hover {
  color: var(--color-white);
  border-color: var(--color-border-bright);
}

.course-tab.active {
  background: var(--gradient-blue);
  color: var(--color-white);
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(30, 91, 255, 0.3);
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.course-pane {
  display: none;
  animation: fadeIn 0.5s var(--ease-out);
}

.course-pane.active {
  display: grid;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.course-card {
  padding: 28px;
}

.course-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(30, 91, 255, 0.12);
  display: grid;
  place-items: center;
  color: var(--color-blue-glow);
  margin-bottom: 20px;
}

.course-card-icon svg {
  width: 22px;
  height: 22px;
}

.course-card-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-white);
}

.course-card-desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.course-card-meta {
  display: flex;
  gap: 16px;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.course-card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* =========================================
   Case Cards / 案例
   ========================================= */

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.case-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  cursor: pointer;
}

.case-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-border-bright);
  box-shadow: var(--shadow-lg);
}

.case-card-cover {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--color-bg-tertiary), var(--color-bg-secondary));
  position: relative;
  overflow: hidden;
}

.case-card-cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(30, 91, 255, 0.25) 0%, transparent 70%);
}

.case-card-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78, 139, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78, 139, 255, 0.06) 1px, transparent 1px);
  background-size: 30px 30px;
}

.case-card-cover svg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  color: var(--color-blue-bright);
  opacity: 0.7;
  filter: drop-shadow(0 0 30px rgba(78, 139, 255, 0.5));
}

.case-card-cover-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 12px;
  background: rgba(5, 11, 26, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-cyan);
  letter-spacing: 0.1em;
  z-index: 2;
}

.case-card-body {
  padding: 24px;
}

.case-card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 8px;
  line-height: 1.4;
}

.case-card-desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.case-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

/* =========================================
   Team / 团队
   ========================================= */

.team-founders {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.founder-card {
  padding: 40px;
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 28px;
  align-items: start;
}

.founder-avatar {
  width: 140px;
  height: 140px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-bg-tertiary), var(--color-bg-secondary));
  border: 1px solid var(--color-border-bright);
  display: grid;
  place-items: center;
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-blue-glow);
  position: relative;
  overflow: hidden;
}

.founder-avatar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(30, 91, 255, 0.3) 0%, transparent 70%);
}

.founder-avatar span {
  position: relative;
  z-index: 1;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.founder-name {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.founder-role {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-cyan);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.founder-bio {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.founder-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.founder-tag {
  padding: 4px 10px;
  background: rgba(30, 91, 255, 0.1);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.72rem;
  color: var(--color-blue-glow);
  font-family: var(--font-mono);
}

.team-categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.team-cat-card {
  padding: 28px;
  text-align: center;
}

.team-cat-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--gradient-card);
  border: 1px solid var(--color-border-bright);
  display: grid;
  place-items: center;
  color: var(--color-blue-glow);
  margin: 0 auto 16px;
}

.team-cat-icon svg {
  width: 26px;
  height: 26px;
}

.team-cat-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-white);
}

.team-cat-desc {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

/* =========================================
   News / 新闻动态
   ========================================= */

.news-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 24px;
}

.news-card {
  background: var(--color-bg-card);
  backdrop-filter: var(--blur-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  border-color: var(--color-border-bright);
  transform: translateY(-4px);
}

.news-card-cover {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--color-bg-tertiary), var(--color-bg-secondary));
  position: relative;
  overflow: hidden;
}

.news-card-cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 30%, rgba(30, 91, 255, 0.3) 0%, transparent 60%),
    linear-gradient(45deg, transparent 30%, rgba(78, 139, 255, 0.1) 50%, transparent 70%);
}

.news-card-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78, 139, 255, 0.05) 1px, transparent 1px);
  background-size: 100% 24px;
}

.news-card.featured .news-card-cover {
  aspect-ratio: 16 / 11;
}

.news-card-body {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.news-card-meta {
  display: flex;
  gap: 12px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.news-card-meta span:first-child {
  color: var(--color-cyan);
}

.news-card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.4;
  margin-bottom: 12px;
}

.news-card.featured .news-card-title {
  font-size: 1.4rem;
}

.news-card-excerpt {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  flex-grow: 1;
}

/* =========================================
   Charity / 公益
   ========================================= */

.charity-banner {
  background: linear-gradient(135deg, rgba(255, 182, 99, 0.08) 0%, rgba(30, 91, 255, 0.08) 100%);
  border: 1px solid rgba(255, 182, 99, 0.2);
  border-radius: var(--radius-lg);
  padding: 60px;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.charity-banner::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 182, 99, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.charity-banner-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255, 182, 99, 0.15);
  border: 1px solid rgba(255, 182, 99, 0.4);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-accent-warm);
  letter-spacing: 0.15em;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.charity-banner-title {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

.charity-banner-desc {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.charity-banner-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.charity-stat {
  padding: 20px;
  background: rgba(5, 11, 26, 0.4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
}

.charity-stat-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent-warm);
  line-height: 1;
  margin-bottom: 6px;
}

.charity-stat-label {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* =========================================
   Contact Form
   ========================================= */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info-card {
  padding: 40px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-info-item:last-child {
  border-bottom: none;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(30, 91, 255, 0.1);
  border: 1px solid var(--color-border);
  display: grid;
  place-items: center;
  color: var(--color-blue-glow);
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 20px;
  height: 20px;
}

.contact-info-label {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

.contact-info-value {
  font-size: 1rem;
  color: var(--color-white);
  font-weight: 500;
}

.contact-form {
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(5, 11, 26, 0.5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-family: inherit;
  font-size: 0.92rem;
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-blue-bright);
  background: rgba(5, 11, 26, 0.8);
  box-shadow: 0 0 0 3px rgba(30, 91, 255, 0.15);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

/* =========================================
   Call Card (预约咨询电话卡)
   ========================================= */

.call-card {
  padding: 48px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.call-card::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(30, 91, 255, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.call-card-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  padding: 6px 14px;
  background: rgba(0, 224, 255, 0.1);
  border: 1px solid rgba(0, 224, 255, 0.3);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--color-cyan);
  text-transform: uppercase;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.call-card-eyebrow .pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-cyan);
  box-shadow: 0 0 10px var(--color-cyan);
  animation: pulse 2s ease-in-out infinite;
}

.call-card-title {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.call-card-desc {
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.call-number {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 28px;
  background: linear-gradient(135deg, rgba(30, 91, 255, 0.18) 0%, rgba(0, 224, 255, 0.08) 100%);
  border: 1px solid var(--color-border-bright);
  border-radius: var(--radius-md);
  color: var(--color-white);
  margin-bottom: 28px;
  transition: all var(--transition-base);
  position: relative;
  z-index: 1;
  box-shadow: 0 8px 24px rgba(30, 91, 255, 0.18);
}

.call-number::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(30, 91, 255, 0.3) 0%, rgba(0, 224, 255, 0.15) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.call-number:hover {
  transform: translateY(-2px);
  border-color: var(--color-cyan);
  box-shadow: 0 12px 32px rgba(30, 91, 255, 0.35);
}

.call-number:hover::before {
  opacity: 1;
}

.call-number svg {
  width: 32px;
  height: 32px;
  color: var(--color-cyan);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 0 8px rgba(0, 224, 255, 0.5));
}

.call-number-text {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  position: relative;
  z-index: 1;
}

.call-card-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 24px;
  background: rgba(5, 11, 26, 0.4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.call-meta-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--color-text-secondary);
}

.call-meta-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-blue-glow);
  flex-shrink: 0;
}

.call-meta-item a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.call-meta-item a:hover {
  color: var(--color-blue-glow);
}

.call-card-tip {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
  position: relative;
  z-index: 1;
}

/* =========================================
   Page Hero (内页通用 banner)
   ========================================= */

.page-hero {
  padding: 180px 0 80px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(30, 91, 255, 0.2) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 50%, rgba(0, 224, 255, 0.12) 0%, transparent 60%);
}

.page-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78, 139, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78, 139, 255, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 80%);
}

.page-hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.breadcrumb a {
  color: var(--color-blue-glow);
}

.breadcrumb-sep {
  opacity: 0.4;
}

.page-hero-title {
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-hero-desc {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 680px;
  margin: 0 auto;
}

/* =========================================
   Feature List / 优势列表
   ========================================= */

.feature-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-item {
  padding: 32px;
}

.feature-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-cyan);
  letter-spacing: 0.15em;
  margin-bottom: 16px;
}

.feature-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* =========================================
   Solution Categories
   ========================================= */

.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.solution-card {
  padding: 36px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.solution-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--gradient-card);
  border: 1px solid var(--color-border-bright);
  display: grid;
  place-items: center;
  color: var(--color-cyan);
  flex-shrink: 0;
}

.solution-icon svg {
  width: 32px;
  height: 32px;
}

.solution-content {
  flex: 1;
}

.solution-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-white);
}

.solution-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.solution-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.solution-list li {
  padding: 4px 12px;
  background: rgba(30, 91, 255, 0.08);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.78rem;
  color: var(--color-text-secondary);
}

/* =========================================
   CTA Section
   ========================================= */

.cta-section {
  position: relative;
  padding: 80px;
  background: linear-gradient(135deg, rgba(30, 91, 255, 0.12) 0%, rgba(0, 224, 255, 0.06) 100%);
  border: 1px solid var(--color-border-bright);
  border-radius: var(--radius-lg);
  text-align: center;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 50%, rgba(30, 91, 255, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 70% 50%, rgba(0, 224, 255, 0.12) 0%, transparent 50%);
  pointer-events: none;
}

.cta-section::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78, 139, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78, 139, 255, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

.cta-desc {
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}