:root {
  color-scheme: light;
  font-size: 16px;
  --color-bg: #F8F9FB;
  --color-surface: #FFFFFF;
  --color-primary: #111827;
  --color-secondary: #4C5465;
  --color-tertiary: #7B8295;
  --color-divider: #E3E6EF;
  --color-accent: #FF4D4F;
  --color-accent-hover: #FF2E3A;
  --color-accent-soft: rgba(255, 77, 79, 0.08);
  --color-blue: #1F2A5C;
  --color-gradient-start: #F8F9FB;
  --color-gradient-end: #F1F3F8;
  --shadow-base: 0 8px 24px rgba(17, 24, 39, 0.05);
  --shadow-hover: 0 14px 32px rgba(17, 24, 39, 0.08);
  --shadow-card: 0 12px 36px rgba(17, 24, 39, 0.06);
  --shadow-elevated: 0 18px 44px rgba(17, 24, 39, 0.1);
  --shadow-glass: 0 24px 60px rgba(15, 23, 42, 0.12);
  --nav-height: 4.5rem;
}

@media (max-width: 47.9375rem) {
  :root {
    font-size: 15px;
  }
}

body {
  background: linear-gradient(135deg, #FCFCFC 0%, #F8F8F8 100%);
  background-attachment: fixed;
  min-height: 100vh;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(249, 115, 22, 0.02) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(249, 115, 22, 0.02) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(15, 23, 42, 0.01) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

.bg-surface {
  background-color: var(--color-surface);
  position: relative;
  z-index: 1;
}

main {
  position: relative;
  z-index: 1;
}

.font-heading {
  font-family: "Inter", "SF Pro Display", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

.font-body {
  font-family: "Roboto", "Source Han Sans", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

.text-primary {
  color: var(--color-primary);
}

.text-secondary {
  color: var(--color-secondary);
}

.text-tertiary {
  color: var(--color-tertiary);
}


.text-accent {
  color: var(--color-accent);
}

.border-divider {
  border-color: var(--color-divider);
}

.shadow-card {
  box-shadow: var(--shadow-base);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.shadow-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-0.1875rem);
}

.hide-scrollbar {
  scrollbar-width: none;
}

.hide-scrollbar::-webkit-scrollbar {
  display: none;
}

.hero-bg {
  background: linear-gradient(180deg, #F7F9FC 0%, #FFFFFF 45%, #F5F7FA 100%);
  position: relative;
  overflow: hidden;
  min-height: auto;
}

.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 15% 25%, rgba(255, 87, 51, 0.12) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 75%, rgba(17, 24, 39, 0.08) 0%, transparent 60%),
    linear-gradient(120deg, rgba(255, 255, 255, 0.7) 0%, rgba(245, 247, 250, 0.9) 100%);
  pointer-events: none;
}

.features-bg {
  background: linear-gradient(180deg, #F7F9FC 0%, #FFFFFF 45%, #F5F7FA 100%);
  position: relative;
  overflow: hidden;
}

.features-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(79, 172, 254, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(255, 87, 51, 0.08) 0%, transparent 55%);
  pointer-events: none;
}

.cases-bg {
  background: linear-gradient(180deg, #FFFFFF 0%, #F7F9FC 50%, #FFFFFF 100%);
  position: relative;
  overflow: hidden;
}

.cases-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 30%, rgba(168, 237, 234, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 70%, rgba(250, 112, 154, 0.12) 0%, transparent 55%);
  pointer-events: none;
}

.cta-bg {
  background: linear-gradient(135deg, #F7F9FC 0%, #FFFFFF 50%, #F5F7FA 100%);
  position: relative;
  overflow: hidden;
}

.cta-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 20%, rgba(255, 107, 107, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 80%, rgba(79, 172, 254, 0.06) 0%, transparent 55%);
  pointer-events: none;
}

.hero-container {
  position: relative;
  z-index: 2;
}

.hero-shell {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.5rem;
  padding-bottom: 0.5rem;
}

@media (max-width: 47.9375rem) {
  .hero-shell {
    gap: 1.25rem;
    padding-bottom: 0.25rem;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.06);
  color: var(--color-blue);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 47.9375rem) {
  .hero-badge {
    font-size: 0.75rem;
    padding: 0.4rem 1rem;
  }
}

.hero-badge svg {
  width: 1.2rem;
  height: 1.2rem;
  color: var(--color-accent);
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.15;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

@media (max-width: 47.9375rem) {
  .hero-title {
    font-size: clamp(1.75rem, 6vw, 2.2rem);
  }
}

.hero-highlight {
  background: linear-gradient(90deg, #ff4d4f 0%, var(--color-accent) 45%, #ff922b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.hero-description {
  max-width: 40rem;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-secondary);
}

@media (max-width: 47.9375rem) {
  .hero-description {
    font-size: 0.95rem;
    line-height: 1.7;
  }
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  justify-content: center;
}

@media (max-width: 47.9375rem) {
  .hero-actions {
    gap: 0.75rem;
  }
}

.hero-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease, color 0.25s ease;
  text-decoration: none;
}

.hero-button--primary {
  background: linear-gradient(135deg, #ff4d4f 0%, var(--color-accent) 45%, var(--color-accent-hover) 100%);
  color: #ffffff;
  box-shadow: var(--shadow-card);
}

.hero-button--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.hero-button--ghost {
  background: rgba(249, 115, 22, 0.08);
  color: var(--color-accent);
  border: 1px solid rgba(249, 115, 22, 0.2);
}

.hero-button--ghost:hover {
  background: rgba(249, 115, 22, 0.12);
  transform: translateY(-2px);
}

.anchor-spacer {
  display: block;
  position: relative;
  top: calc(-1 * var(--nav-height));
  height: 0;
  visibility: hidden;
}

.hero-tabs {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1rem;
  width: 100%;
}

@media (max-width: 47.9375rem) {
  .hero-tabs {
    gap: 0.5rem;
    padding: 0 0.5rem;
    margin-top: 0.75rem;
  }
}

.hero-chip {
  flex: 1 1 0;
  min-width: 0;
  border-radius: 12px;
  border: 2px solid var(--color-accent);
  background: linear-gradient(135deg, #ff4d4f 0%, var(--color-accent) 50%, #ff6b6b 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.25rem;
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 8px 24px rgba(255, 77, 79, 0.35);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

@media (max-width: 47.9375rem) {
  .hero-chip {
    padding: 0.65rem 0.5rem;
    font-size: 0.8rem;
    border-radius: 10px;
  }
}

.hero-chip:hover,
.hero-chip:focus-visible {
  background: linear-gradient(135deg, #ff2e30 0%, #ff5252 50%, #ff4d4f 100%);
  border-color: var(--color-accent-hover);
  box-shadow: 0 12px 32px rgba(255, 77, 79, 0.5);
  transform: translateY(-3px);
  color: #ffffff;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-secondary);
  transition: color 0.3s ease;
  text-decoration: none;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.5rem;
  width: 100%;
  height: 0.15rem;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover));
  border-radius: 999px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-accent);
}

.nav-link.is-active {
  color: var(--color-accent);
}

.nav-link.is-active::after,
.nav-link:hover::after,
.nav-link:focus-visible::after {
  transform: scaleX(1);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-radius: 1rem;
  background-color: rgba(255, 255, 255, 0.9);
  border: 1px solid transparent;
  color: var(--color-secondary);
  transition: all 0.3s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link:focus-visible {
  background-color: rgba(255, 122, 69, 0.12);
  color: var(--color-primary);
  border-color: rgba(255, 122, 69, 0.3);
}

.mobile-nav-link.is-active {
  background-color: rgba(255, 122, 69, 0.2);
  border-color: rgba(255, 122, 69, 0.35);
  color: var(--color-primary);
}

header {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.03);
  transition: all 0.3s ease;
}

.header--scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-glass);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.brand-logo {
  font-size: 1.5rem !important;
  font-weight: 700 !important;
  background: linear-gradient(90deg, #ff4d4f 0%, var(--color-accent) 45%, #ff922b 100%) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  letter-spacing: 0.03em !important;
  position: relative !important;
  transition: all 0.3s ease !important;
  cursor: pointer !important;
  display: inline-block !important;
}

.brand-logo:hover {
  transform: translateY(-1px) !important;
  filter: brightness(1.1) !important;
}

.brand-logo::after {
  content: "" !important;
  position: absolute !important;
  bottom: -3px !important;
  left: 0 !important;
  width: 0 !important;
  height: 3px !important;
  background: linear-gradient(90deg, #ff4d4f, var(--color-accent), #ff922b) !important;
  transition: width 0.4s ease !important;
  border-radius: 2px !important;
}

.brand-logo:hover::after {
  width: 100% !important;
}

@media (max-width: 47.9375rem) {
  .brand-logo {
    font-size: 1.25rem !important;
  }
}


.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: clamp(14rem, 50vw, 18rem);
  padding: 1rem 1.5rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  color: white;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
  text-decoration: none;
}

.cta-button--primary {
  background: linear-gradient(135deg, #FF6B6B 0%, var(--color-accent) 50%, #FF8E53 100%);
  box-shadow: 0 8px 24px rgba(255, 107, 107, 0.35);
}

.cta-button--primary:hover {
  background: linear-gradient(135deg, #FF5252 0%, #FF6B2E 50%, #FF7A3D 100%);
  box-shadow: 0 12px 32px rgba(255, 107, 107, 0.45);
  transform: translateY(-3px);
}

.cta-button--accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
  box-shadow: 0 8px 24px rgba(249, 115, 22, 0.3);
}

.cta-button--accent:hover {
  background: linear-gradient(135deg, var(--color-accent-hover) 0%, #FF5A1A 100%);
  box-shadow: 0 12px 32px rgba(249, 115, 22, 0.4);
  transform: translateY(-3px);
}

.cta-button:active {
  transform: scale(0.97);
}

[data-cta] {
  will-change: transform, background-color;
}

@media (max-width: 47.9375rem) {
  footer {
    padding-bottom: calc(1rem + env(safe-area-inset-bottom, 0));
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.module-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--color-divider);
  background: #ffffff;
  box-shadow: var(--shadow-base);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-sub-card {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  padding: 1.5rem 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid var(--color-divider);
  background: var(--color-surface);
  box-shadow: var(--shadow-base);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  min-height: 200px;
  justify-content: flex-start;
  align-items: center;
}

@media (max-width: 47.9375rem) {
  .hero-sub-card {
    min-height: 180px;
    padding: 1.25rem 1rem;
  }
}

.hero-sub-card:hover {
  transform: translateY(-0.1875rem);
  box-shadow: var(--shadow-hover);
}

.hero-sub-card__icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  background: rgba(249, 115, 22, 0.12);
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  flex-shrink: 0;
}

.hero-sub-card__icon svg {
  width: 60%;
  height: 60%;
}

.hero-sub-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
  text-align: center;
}

.hero-sub-card__desc {
  font-size: 0.875rem;
  color: var(--color-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-align: center;
  flex-grow: 1;
}

.module-card:hover {
  transform: translateY(-0.1875rem);
  box-shadow: var(--shadow-hover);
}

.module-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 1rem;
  background: #eeeeee;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.module-icon svg {
  width: 60%;
  height: 60%;
}

.module-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
}

.module-desc {
  font-size: 0.9rem;
  color: var(--color-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

#core-module-grid {
  transform: translateY(1.5rem);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in {
  opacity: 1 !important;
  transform: translateY(0) !important;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.feature-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  padding: 2rem;
  border-radius: 20px;
  border: 1px solid rgba(249, 115, 22, 0.08);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.85) 100%);
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.06);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

@media (max-width: 47.9375rem) {
  .feature-card {
    padding: 1.5rem 1.25rem;
    gap: 0.875rem;
  }
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.feature-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(249, 115, 22, 0.05) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(249, 115, 22, 0.15);
  border-color: rgba(249, 115, 22, 0.2);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card:hover::after {
  opacity: 1;
}

.feature-icon {
  width: 4rem;
  height: 4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.12), rgba(249, 115, 22, 0.08));
  color: var(--color-accent);
  flex-shrink: 0;
  transition: all 0.4s ease;
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.1);
}

@media (max-width: 47.9375rem) {
  .feature-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 12px;
  }
}

.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.2), rgba(249, 115, 22, 0.15));
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 8px 24px rgba(249, 115, 22, 0.25);
}

.feature-icon svg {
  width: 60%;
  height: 60%;
}

.feature-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
}

@media (max-width: 47.9375rem) {
  .feature-title {
    font-size: 0.95rem;
  }
}

.feature-desc {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-secondary);
  margin: 0;
}

@media (max-width: 47.9375rem) {
  .feature-desc {
    font-size: 0.8rem;
    line-height: 1.55;
  }
}

.case-card {
  display: flex;
  flex-direction: column;
  border-radius: 20px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(249, 115, 22, 0.08);
}

@media (max-width: 47.9375rem) {
  .case-card {
    border-radius: 16px;
  }
}

.case-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 48px rgba(15, 23, 42, 0.15);
  border-color: rgba(249, 115, 22, 0.2);
}

.case-card__image {
  width: 100%;
  aspect-ratio: 5/4;
  overflow: hidden;
  position: relative;
}

@media (max-width: 47.9375rem) {
  .case-card__image {
    aspect-ratio: 4/3;
  }
}

.case-card__image svg {
  width: 100%;
  height: 100%;
  display: block;
}

.case-card__content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  position: relative;
}

.case-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0;
}

.case-card__desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-secondary);
  margin: 0;
}

.case-card__tag {
  display: inline-flex;
  align-self: flex-start;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.12), rgba(255, 107, 107, 0.08));
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: 0.25rem;
}

@media (max-width: 47.9375rem) {
  .case-card__title {
    font-size: 1rem;
  }
  
  .case-card__desc {
    font-size: 0.85rem;
  }
  
  .case-card__content {
    padding: 1.25rem;
  }
}

.system-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 2.5rem 2rem;
  border-radius: 16px;
  border: 1px solid rgba(0, 0, 0, 0.03);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  overflow: hidden;
}

.system-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
  border-radius: 16px 16px 0 0;
}

.system-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated);
  border-color: rgba(249, 115, 22, 0.1);
}

.system-card:hover::before {
  transform: scaleX(1);
}

.system-card__icon {
  width: 4rem;
  height: 4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.1), rgba(249, 115, 22, 0.05));
  color: var(--color-accent);
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.system-card:hover .system-card__icon {
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.15), rgba(249, 115, 22, 0.08));
  transform: scale(1.05);
}

.system-card__icon svg {
  width: 60%;
  height: 60%;
}

.system-card__title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0;
  letter-spacing: -0.02em;
}

.system-card__desc {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-secondary);
  margin: 0;
  flex-grow: 1;
}

.system-card__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 8px;
  background: rgba(249, 115, 22, 0.08);
  color: var(--color-accent);
  transition: all 0.3s ease;
  align-self: flex-start;
}

.system-card:hover .system-card__arrow {
  background: rgba(249, 115, 22, 0.12);
  color: var(--color-accent);
  transform: translateX(4px);
}

.system-card__arrow svg {
  width: 1.25rem;
  height: 1.25rem;
}

#features {
  position: relative;
  background: linear-gradient(135deg, #F8F8F8 0%, #FCFCFC 100%);
  overflow: hidden;
}

#features::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.05), transparent);
}

#features::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.05), transparent);
}

footer {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(0, 0, 0, 0.03);
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.03);
}

.hero-sub-card {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
}

.module-card {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
}

#cta {
  background: linear-gradient(135deg, #FCFCFC 0%, #F8F8F8 100%);
}

#cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.05), transparent);
}