:root {
  --bg: #f5f8ff;
  --bg-secondary: #eef3ff;
  --surface: rgba(255, 255, 255, 0.84);
  --surface-strong: #ffffff;
  --surface-soft: rgba(246, 249, 255, 0.92);
  --ink: #12203f;
  --muted: #5c6b8d;
  --line: rgba(62, 120, 242, 0.12);
  --line-strong: rgba(62, 120, 242, 0.22);
  --accent: #3e78f2;
  --accent-strong: #214dc0;
  --accent-soft: #dce7ff;
  --mint: #3bc7a3;
  --mint-soft: #d9fff4;
  --shadow-lg: 0 28px 80px rgba(49, 77, 145, 0.12);
  --shadow-md: 0 18px 40px rgba(61, 88, 150, 0.1);
  --radius-2xl: 34px;
  --radius-xl: 26px;
  --radius-lg: 20px;
  --radius-md: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(62, 120, 242, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(59, 199, 163, 0.12), transparent 26%),
    linear-gradient(180deg, #fbfcff 0%, var(--bg) 48%, #f1f6ff 100%);
}

.page-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.4;
  mask-image: radial-gradient(circle at center, black 35%, transparent 85%);
}

a {
  color: inherit;
  text-decoration: none;
}

.site-shell {
  position: relative;
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0 56px;
}

.announcement,
.topbar,
.hero-copy,
.hero-window,
.capability-card,
.quick-card,
.quick-steps article,
.module-card,
.docs-card,
.faq-item,
.footer,
.cloudflare-band {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-md);
}

.announcement {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border-radius: 999px;
  color: var(--muted);
}

.announcement p {
  margin: 0;
  font-size: 0.95rem;
}

.announcement-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent) 0%, #7ea8ff 100%);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: 999px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: "Outfit", sans-serif;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent) 0%, #79b0ff 100%);
  color: #fff;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
}

.topnav a:hover,
.footer-links a:hover {
  color: var(--ink);
}

.nav-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  background: #152a59;
  color: #fff;
  font-weight: 700;
}

.hero {
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  gap: 28px;
  padding: 36px 0 24px;
}

.hero-copy {
  padding: 42px;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Outfit", sans-serif;
  letter-spacing: -0.04em;
}

h1 {
  font-size: clamp(3rem, 6vw, 5.4rem);
  line-height: 0.95;
  max-width: 10.5ch;
}

h2 {
  font-size: clamp(2rem, 4.3vw, 3.3rem);
  line-height: 1;
  max-width: 14ch;
}

h3 {
  font-size: 1.22rem;
  line-height: 1.15;
}

.hero-text,
.section-copy,
.capability-card p,
.module-card p,
.docs-card p,
.faq-item p,
.footer p,
.cloudflare-copy p,
.quick-steps p,
.window-card p,
.window-card span {
  color: var(--muted);
  line-height: 1.7;
}

.hero-text {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: 1.04rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.button:hover,
.nav-action:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #5fa2ff 100%);
  color: #fff;
}

.button-secondary {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.88);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.hero-metrics article {
  padding: 16px 18px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(243, 248, 255, 0.95), rgba(255, 255, 255, 0.92));
  border: 1px solid rgba(62, 120, 242, 0.08);
}

.metric-value {
  display: block;
  font-family: "Outfit", sans-serif;
  font-size: 1.55rem;
  font-weight: 800;
}

.metric-label {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-visual {
  display: flex;
  align-items: stretch;
}

.hero-window {
  width: 100%;
  padding: 18px;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  background:
    radial-gradient(circle at top right, rgba(59, 199, 163, 0.12), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(240, 246, 255, 0.95));
}

.window-bar {
  display: flex;
  gap: 8px;
  padding-bottom: 14px;
}

.window-bar span {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: #d5def2;
}

.window-bar span:first-child {
  background: #ff8f8f;
}

.window-bar span:nth-child(2) {
  background: #ffd36f;
}

.window-bar span:nth-child(3) {
  background: #8fe2b1;
}

.window-body {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 18px;
}

.window-sidebar,
.window-card {
  border-radius: 22px;
  border: 1px solid rgba(62, 120, 242, 0.08);
  background: rgba(255, 255, 255, 0.86);
}

.window-sidebar {
  padding: 20px 16px;
}

.sidebar-label,
.window-kicker,
.quick-label,
.docs-tag,
.footer-title {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sidebar-label,
.window-kicker,
.quick-label,
.docs-tag {
  color: var(--accent-strong);
}

.window-sidebar ul {
  padding: 0;
  margin: 18px 0 0;
  list-style: none;
}

.window-sidebar li {
  padding: 12px 14px;
  border-radius: 14px;
  color: var(--muted);
}

.window-sidebar li.is-active {
  background: linear-gradient(135deg, var(--accent-soft) 0%, #edf4ff 100%);
  color: var(--ink);
  font-weight: 700;
}

.window-main {
  display: grid;
  gap: 16px;
}

.window-card {
  padding: 18px;
}

.window-card-hero {
  background:
    radial-gradient(circle at top right, rgba(62, 120, 242, 0.12), transparent 32%),
    rgba(255, 255, 255, 0.94);
}

.window-card-hero h2 {
  margin-top: 8px;
  max-width: 12ch;
  font-size: clamp(1.7rem, 2.8vw, 2.4rem);
}

.window-card-hero p {
  margin: 14px 0 0;
}

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

.window-card strong {
  display: block;
  margin-top: 10px;
  font-size: 1rem;
}

.window-card span {
  display: block;
  margin-top: 8px;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 6px 0 22px;
}

.trust-strip span {
  padding: 14px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.76);
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
}

.section {
  padding: 34px 0;
}

.section-panel,
.cloudflare-band {
  padding: 34px 28px;
  border-radius: var(--radius-2xl);
}

.section-heading {
  margin-bottom: 24px;
}

.section-heading-inline {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}

.section-copy {
  max-width: 40ch;
}

.capability-grid,
.module-grid,
.docs-grid,
.faq-list {
  display: grid;
  gap: 18px;
}

.capability-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.module-grid,
.docs-grid,
.faq-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.capability-card,
.quick-card,
.quick-steps article,
.module-card,
.docs-card,
.faq-item {
  border-radius: var(--radius-xl);
}

.capability-card,
.module-card,
.docs-card,
.faq-item {
  padding: 24px;
}

.capability-card-primary {
  background:
    linear-gradient(180deg, rgba(62, 120, 242, 0.14), rgba(255, 255, 255, 0.92)),
    rgba(255, 255, 255, 0.88);
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent-soft) 0%, #eef4ff 100%);
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.capability-card h3,
.module-card h3,
.docs-card h3,
.faq-item h3 {
  margin-top: 16px;
}

.quick-grid {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 18px;
}

.quick-card {
  padding: 22px;
  background: #10192e;
  color: #f5f8ff;
  box-shadow: var(--shadow-lg);
}

.quick-card pre {
  margin: 18px 0 0;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.93rem;
  line-height: 1.7;
}

.quick-card code {
  color: #dce7ff;
}

.quick-steps {
  display: grid;
  gap: 14px;
}

.quick-steps article {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 16px;
  padding: 20px;
}

.quick-steps span {
  display: inline-grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--mint-soft) 0%, rgba(62, 120, 242, 0.12) 100%);
  color: var(--accent-strong);
  font-family: "Outfit", sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
}

.quick-steps h3 {
  margin-top: 2px;
}

.module-card ul {
  padding-left: 18px;
  margin: 18px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.docs-card {
  transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.docs-card:hover,
.capability-card:hover,
.module-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.94);
}

.cloudflare-band {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 20px;
  background:
    radial-gradient(circle at top right, rgba(59, 199, 163, 0.12), transparent 28%),
    linear-gradient(180deg, rgba(246, 250, 255, 0.92), rgba(239, 246, 255, 0.92));
}

.cloudflare-copy h2 {
  max-width: 13ch;
}

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

.cloudflare-stack article {
  padding: 20px;
  border-radius: 22px;
  border: 1px solid rgba(62, 120, 242, 0.1);
  background: rgba(255, 255, 255, 0.88);
}

.cloudflare-stack strong {
  display: block;
  font-family: "Outfit", sans-serif;
  font-size: 1.05rem;
}

.cloudflare-stack span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.6;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 24px;
  padding: 24px 26px;
  border-radius: var(--radius-xl);
}

.footer-title {
  margin: 0 0 8px;
  color: var(--ink);
}

.footer p {
  margin: 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
}

@media (max-width: 1100px) {
  .hero,
  .quick-grid,
  .cloudflare-band {
    grid-template-columns: 1fr;
  }

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

  .window-body {
    grid-template-columns: 1fr;
  }

  .window-sidebar ul {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
  }
}

@media (max-width: 860px) {
  .topbar,
  .section-heading-inline,
  .footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .topnav {
    gap: 12px;
  }

  .trust-strip,
  .module-grid,
  .docs-grid,
  .faq-list,
  .cloudflare-stack {
    grid-template-columns: 1fr;
  }

  .hero-metrics,
  .window-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-shell {
    width: min(100% - 20px, 1200px);
  }

  .announcement,
  .topbar,
  .hero-copy,
  .hero-window,
  .section-panel,
  .cloudflare-band,
  .footer {
    border-radius: 24px;
  }

  .hero-copy,
  .hero-window,
  .section-panel,
  .cloudflare-band {
    padding: 22px;
  }

  .capability-grid {
    grid-template-columns: 1fr;
  }

  .quick-steps article {
    grid-template-columns: 1fr;
  }

  .quick-steps span {
    width: 56px;
    height: 56px;
  }

  h1 {
    max-width: none;
    font-size: clamp(2.4rem, 11vw, 4rem);
  }
}

/* --- Animations --- */

/* Scroll Animation Base State */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: opacity, transform;
}

/* Scroll Animation Triggered State */
.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Float Animation */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
  100% { transform: translateY(0px); }
}

.hero-window {
  animation: float 6s ease-in-out infinite;
}

/* Enhanced Hover Effects */
.capability-card, .module-card, .docs-card, .quick-card {
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), 
              box-shadow 0.4s ease, 
              border-color 0.4s ease, 
              background-color 0.4s ease;
}

.capability-card:hover, .module-card:hover, .docs-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 30px 60px -12px rgba(50, 50, 93, 0.25), 0 18px 36px -18px rgba(0, 0, 0, 0.3);
  border-color: var(--accent);
  z-index: 10;
}

.button:active {
  transform: scale(0.96);
}

/* Smooth anchor scrolling offset for fixed header */
html {
  scroll-padding-top: 100px;
}

/* Staggered Delays for Grid Items */
.capability-grid .animate-on-scroll:nth-child(1) { transition-delay: 0.1s; }
.capability-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.2s; }
.capability-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.3s; }
.capability-grid .animate-on-scroll:nth-child(4) { transition-delay: 0.4s; }

.module-grid .animate-on-scroll:nth-child(1) { transition-delay: 0.1s; }
.module-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.2s; }

.docs-grid .animate-on-scroll:nth-child(1) { transition-delay: 0.1s; }
.docs-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.2s; }
.docs-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.3s; }
.docs-grid .animate-on-scroll:nth-child(4) { transition-delay: 0.4s; }

/* FAQ Staggered Delays */
.faq-list .animate-on-scroll:nth-child(1) { transition-delay: 0.1s; }
.faq-list .animate-on-scroll:nth-child(2) { transition-delay: 0.2s; }
.faq-list .animate-on-scroll:nth-child(3) { transition-delay: 0.3s; }
.faq-list .animate-on-scroll:nth-child(4) { transition-delay: 0.4s; }

/* --- Accessibility (Reduced Motion) --- */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .animate-on-scroll {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* --- Code Block Copy Button --- */
.quick-card {
  position: relative;
}

.copy-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  color: #fff;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 5;
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.copy-btn.copied {
  background: var(--mint);
  color: #10192e;
  border-color: transparent;
}

/* --- Active Navigation State --- */
.topnav a {
  position: relative;
}

.topnav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  border-radius: 99px;
  transform: scaleX(0);
  transition: transform 0.2s ease;
  transform-origin: center;
}

.topnav a:hover::after {
  transform: scaleX(0.5);
  background: var(--line-strong);
}

.topnav a.active {
  color: var(--accent-strong);
  font-weight: 700;
}

.topnav a.active::after {
  transform: scaleX(1);
  background: var(--accent);
}