/* ==========================================================
   Rx Challenger — Design System
   Dark premium SaaS theme (IMC Hub ecosystem)
   ========================================================== */

:root {
  /* Surfaces */
  --color-dark-950: #050507;
  --color-dark-925: #08080d;
  --color-dark-900: #0a0a0f;
  --color-dark-850: #0d0d14;
  --color-dark-800: #0f0f16;
  --color-dark-700: #16161f;
  --color-dark-600: #1e1e2a;
  --color-dark-500: #2a2a3a;
  --color-dark-400: #3a3a4f;

  /* Text */
  --color-text-primary: #f0f0f5;
  --color-text-secondary: #c8c8d8;
  --color-text-muted: #8888a0;

  /* Accents */
  --color-gold: #f5a623;
  --color-gold-light: #fbbf24;
  --color-gold-dark: #d48e1c;
  --color-gold-glow: rgba(245, 166, 35, 0.15);
  --color-gold-glow-strong: rgba(245, 166, 35, 0.3);
  --color-red: #dc2626;
  --color-red-light: #ef4444;
  --color-red-glow: rgba(220, 38, 38, 0.2);
  --color-sky: #38bdf8;
  --color-violet: #a78bfa;
  --color-emerald: #34d399;
  --color-amber: #fbbf24;
  --color-rose: #fb7185;

  /* Semantic */
  --bg: var(--color-dark-950);
  --bg-alt: var(--color-dark-900);
  --bg-card: var(--color-dark-800);
  --bg-card-hover: var(--color-dark-700);
  --border: rgba(255, 255, 255, 0.06);
  --border-strong: rgba(255, 255, 255, 0.1);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, monospace;

  /* Spacing */
  --section-py: clamp(4rem, 8vw, 7rem);
  --container-px: clamp(1rem, 3vw, 2rem);
  --container-max: 80rem;

  /* Radii */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-card: 0 4px 24px -8px rgba(0, 0, 0, 0.6);
  --shadow-glow-gold: 0 0 20px var(--color-gold-glow-strong), 0 0 60px var(--color-gold-glow);
  --shadow-glow-red: 0 0 20px var(--color-red-glow);

  /* Motion */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s var(--ease-out-expo);
  --transition-base: 0.3s var(--ease-out-expo);

  /* Z layers */
  --z-nav: 50;
  --z-overlay: 60;
  --z-modal: 70;
  --z-floating: 9996;
  --z-cookie: 9998;
  --z-prompt: 9997;
}

/* ==========================================================
   Reset
   ========================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -moz-tab-size: 4;
  tab-size: 4;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

img, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
  border: none;
  background: transparent;
}

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-text-primary);
}

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

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ==========================================================
   Accessibility helpers
   ========================================================== */

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: calc(var(--z-modal) + 1);
  background: var(--color-gold);
  color: var(--color-dark-950);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  transition: top 0.2s;
}
.skip-link:focus { top: 1rem; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================
   Layout primitives
   ========================================================== */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

.section {
  position: relative;
  padding-block: var(--section-py);
}

.section-alt { background-color: var(--bg-alt); }

.section-dark {
  background-color: rgba(5, 5, 7, 0.7);
}

/* Subtle grid background (hero / cta) */
.bg-grid {
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ==========================================================
   Section header (eyebrow + heading + sub)
   ========================================================== */

.section-header {
  max-width: 48rem;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  text-align: center;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.section-title + .section-sub {
  margin-top: 1rem;
}

.section-sub {
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  color: var(--color-text-muted);
  line-height: 1.625;
  max-width: 42rem;
  margin-inline: auto;
}

/* ==========================================================
   Typography utilities
   ========================================================== */

.text-gradient-gold {
  background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-light) 50%, var(--color-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-red {
  background: linear-gradient(135deg, var(--color-red) 0%, var(--color-red-light) 50%, #f87171 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gold { color: var(--color-gold); }
.text-muted { color: var(--color-text-muted); }

/* ==========================================================
   Buttons
   ========================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 3rem;
  padding: 0 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
  white-space: nowrap;
  transition: all var(--transition-base);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-dark-950);
  box-shadow: var(--shadow-glow-gold);
}
.btn-primary:hover {
  background: var(--color-gold-light);
  transform: translateY(-1px);
  box-shadow: 0 0 28px var(--color-gold-glow-strong), 0 0 80px var(--color-gold-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text-primary);
  border-color: var(--border-strong);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--color-text-primary);
  border-color: rgba(255, 255, 255, 0.15);
}
.btn-outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  background: rgba(245, 166, 35, 0.04);
}

.btn-sm { height: 2.5rem; padding: 0 1rem; font-size: 0.875rem; }
.btn-lg { height: 3.5rem; padding: 0 2rem; font-size: 1rem; }

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  justify-content: center;
}

/* ==========================================================
   Cards
   ========================================================== */

.card {
  background: rgba(15, 15, 22, 0.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  backdrop-filter: blur(4px);
  transition: all var(--transition-base);
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px -8px rgba(0, 0, 0, 0.5);
  border-color: rgba(255, 255, 255, 0.12);
}

.card-gold:hover {
  border-color: rgba(245, 166, 35, 0.3);
  box-shadow: 0 8px 32px -8px var(--color-gold-glow);
}

/* Icon box (feature / benefit) */
.icon-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  background: var(--color-gold-glow);
  border: 1px solid var(--border);
  color: var(--color-gold);
  flex-shrink: 0;
}
.icon-box svg { width: 1.5rem; height: 1.5rem; }

.icon-box-sky { background: rgba(56, 189, 248, 0.08); color: var(--color-sky); }
.icon-box-violet { background: rgba(167, 139, 250, 0.08); color: var(--color-violet); }
.icon-box-emerald { background: rgba(52, 211, 153, 0.08); color: var(--color-emerald); }
.icon-box-amber { background: rgba(251, 191, 36, 0.08); color: var(--color-amber); }
.icon-box-rose { background: rgba(251, 113, 133, 0.08); color: var(--color-rose); }

/* ==========================================================
   Reveal animations
   ========================================================== */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out-expo), transform 0.6s var(--ease-out-expo);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.6s var(--ease-out-expo), transform 0.6s var(--ease-out-expo);
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

.reveal-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.6s var(--ease-out-expo), transform 0.6s var(--ease-out-expo);
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.5s var(--ease-out-expo), transform 0.5s var(--ease-out-expo);
}
.reveal-scale.visible { opacity: 1; transform: scale(1); }

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .reveal-left, .reveal-right, .reveal-scale {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================
   Header / Nav
   ========================================================== */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-nav);
  height: 4rem;
  transition: background var(--transition-base), border-color var(--transition-base), backdrop-filter var(--transition-base);
}
.site-header.scrolled {
  background: rgba(5, 5, 7, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 1.125rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  flex-shrink: 0;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-sm);
  background: var(--color-gold);
  color: var(--color-dark-950);
  font-weight: 900;
  font-size: 0.875rem;
}
.brand-accent { color: var(--color-gold); }

.nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav a {
  display: inline-block;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-fast), background var(--transition-fast);
  letter-spacing: 0.02em;
}
.nav a:hover, .nav a[aria-current="page"] {
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.04);
}
.nav a[aria-current="page"] { color: var(--color-gold); }

.nav-cta {
  margin-left: 0.5rem;
  height: 2.25rem !important;
  padding: 0 1rem !important;
  font-size: 0.8125rem !important;
}

.menu-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
}
.menu-toggle svg { width: 1.5rem; height: 1.5rem; }

/* Mobile nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  background: rgba(5, 5, 7, 0.98);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}
.mobile-nav.open { opacity: 1; pointer-events: auto; }
.mobile-nav a {
  font-size: 1.25rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
}
.mobile-nav a:hover, .mobile-nav a[aria-current="page"] { color: var(--color-gold); background: rgba(245, 166, 35, 0.05); }
.mobile-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
}

@media (max-width: 820px) {
  .nav { display: none; }
  .menu-toggle { display: inline-flex; }
}

/* ==========================================================
   Footer
   ========================================================== */

.site-footer {
  background: var(--color-dark-925);
  border-top: 1px solid var(--border);
  padding-top: clamp(3rem, 5vw, 5rem);
  padding-bottom: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 2rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}

.footer-brand p {
  margin-top: 1rem;
  max-width: 20rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col a {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}
.footer-col a:hover { color: var(--color-gold); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}
.footer-bottom a { color: var(--color-text-secondary); }
.footer-bottom a:hover { color: var(--color-gold); }
.footer-bottom-links { display: flex; gap: 1.25rem; flex-wrap: wrap; }

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ==========================================================
   AdSense placeholders
   ========================================================== */

.ad-slot {
  position: relative;
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  overflow: hidden;
  min-height: 5rem;
}
.ad-slot::before {
  content: "Ad Slot";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.5;
}
.ad-slot > * { position: relative; z-index: 1; }

.ad-header { width: 100%; height: 5rem; }
.ad-sidebar { width: 100%; min-height: 16rem; }
.ad-incontent { width: 100%; min-height: 6rem; margin: 2rem 0; }

/* ==========================================================
   Floating social
   ========================================================== */

.floating-social {
  position: fixed;
  right: 1.25rem;
  bottom: 5rem;
  z-index: var(--z-floating);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: opacity 0.3s, transform 0.3s;
}
.floating-social.hidden {
  opacity: 0;
  transform: translateY(1rem);
  pointer-events: none;
}

.float-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: rgba(5, 5, 7, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  color: var(--color-text-secondary);
  transition: all var(--transition-base);
}
.float-btn svg { width: 1.125rem; height: 1.125rem; }
.float-btn:hover {
  background: rgba(220, 38, 38, 0.15);
  border-color: rgba(220, 38, 38, 0.3);
  color: var(--color-red);
  transform: scale(1.1);
  box-shadow: 0 0 16px var(--color-red-glow);
}

@media (max-width: 820px) {
  .floating-social { bottom: 1.25rem; right: 1rem; }
}

/* ==========================================================
   Cookie consent
   ========================================================== */

.cookie-banner {
  position: fixed;
  left: 50%;
  bottom: 1.25rem;
  transform: translateX(-50%) translateY(120%);
  z-index: var(--z-cookie);
  width: min(48rem, calc(100% - 2rem));
  background: rgba(15, 15, 22, 0.95);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  backdrop-filter: blur(20px);
  box-shadow: 0 16px 48px -8px rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: transform 0.4s var(--ease-out-expo);
  opacity: 0;
  pointer-events: none;
}
.cookie-banner.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.cookie-banner p {
  flex: 1;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}
.cookie-banner a { color: var(--color-gold); text-decoration: underline; }
.cookie-actions { display: flex; gap: 0.5rem; flex-shrink: 0; }

@media (max-width: 640px) {
  .cookie-banner { flex-direction: column; text-align: center; }
  .cookie-actions { width: 100%; }
  .cookie-actions .btn { flex: 1; }
}

/* ==========================================================
   PWA install prompt
   ========================================================== */

.pwa-prompt {
  position: fixed;
  left: 1rem;
  bottom: 1rem;
  z-index: var(--z-prompt);
  background: rgba(15, 15, 22, 0.96);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  max-width: 22rem;
  box-shadow: 0 16px 48px -8px rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(20px);
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.4s var(--ease-out-expo), opacity 0.4s;
}
.pwa-prompt.show { transform: translateY(0); opacity: 1; }
.pwa-prompt-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}
.pwa-prompt-header strong { color: var(--color-text-primary); font-size: 0.9375rem; }
.pwa-prompt p { font-size: 0.8125rem; color: var(--color-text-muted); margin-bottom: 0.75rem; }
.pwa-prompt-actions { display: flex; gap: 0.5rem; }
.pwa-close {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  width: 1.5rem;
  height: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}

/* ==========================================================
   Breadcrumbs
   ========================================================== */

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  padding: 5rem 0 1.5rem;
}
.breadcrumb a { color: var(--color-text-secondary); transition: color var(--transition-fast); }
.breadcrumb a:hover { color: var(--color-gold); }
.breadcrumb [aria-current="page"] { color: var(--color-text-primary); }
.breadcrumb-sep { opacity: 0.4; }

/* ==========================================================
   Utility
   ========================================================== */

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

@media (max-width: 990px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.tc { text-align: center; }

/* ==========================================================
   Hero
   ========================================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 6rem 0 4rem;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 56rem;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(245, 166, 35, 0.2);
  background: rgba(245, 166, 35, 0.05);
  backdrop-filter: blur(4px);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-gold);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}
.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 0 0 rgba(245, 166, 35, 0.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(245, 166, 35, 0.6); }
  70% { box-shadow: 0 0 0 8px rgba(245, 166, 35, 0); }
  100% { box-shadow: 0 0 0 0 rgba(245, 166, 35, 0); }
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  font-weight: 500;
  color: rgba(245, 166, 35, 0.85);
  margin-top: 1rem;
}

.hero-desc {
  font-size: clamp(1rem, 1.4vw, 1.0625rem);
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 40rem;
  margin: 1rem auto 0;
}

.hero-ctas { margin-top: 2rem; }

.hero-fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 6rem;
  background: linear-gradient(to top, var(--bg), transparent);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
}
.hero-glow-1 {
  top: 10%;
  right: -5%;
  width: 400px;
  height: 300px;
  background: var(--color-gold-glow);
}
.hero-glow-2 {
  bottom: 10%;
  left: -10%;
  width: 500px;
  height: 350px;
  background: var(--color-red-glow);
}

/* ==========================================================
   Feature / benefit grid
   ========================================================== */

.feature-card { height: 100%; }
.feature-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-top: 1rem;
}
.feature-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-top: 0.5rem;
}

.benefit-row {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
}
.benefit-row h3 {
  font-size: 1rem;
  font-weight: 700;
}
.benefit-row p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

/* ==========================================================
   Screenshots / mockup
   ========================================================== */

.screenshot-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  background: var(--color-dark-800);
  box-shadow: var(--shadow-card);
}
.screenshot-wrap img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================
   Testimonials
   ========================================================== */

.testimonial-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}
.testimonial-stars {
  display: flex;
  gap: 0.25rem;
  color: var(--color-gold);
  margin-bottom: 1rem;
}
.testimonial-stars svg { width: 1rem; height: 1rem; fill: currentColor; }
.testimonial-body {
  flex: 1;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}
.testimonial-avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-gold);
}
.testimonial-name { font-weight: 600; font-size: 0.9375rem; }
.testimonial-role { font-size: 0.75rem; color: var(--color-text-muted); }

/* ==========================================================
   FAQ
   ========================================================== */

.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}
.faq-question:hover { color: var(--color-gold); }
.faq-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  color: var(--color-gold);
  transition: transform var(--transition-base);
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s var(--ease-out-expo);
}
.faq-item.open .faq-answer { grid-template-rows: 1fr; }
.faq-answer > div {
  overflow: hidden;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  padding-bottom: 1.25rem;
}

/* ==========================================================
   CTA banner
   ========================================================== */

.cta-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(135deg, rgba(15, 15, 22, 0.8), rgba(10, 10, 15, 0.9));
  padding: clamp(2rem, 5vw, 4rem);
  text-align: center;
}
.cta-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(245, 166, 35, 0.3), transparent);
}
.cta-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 150px;
  background: radial-gradient(ellipse at center, var(--color-gold-glow) 0%, transparent 70%);
  pointer-events: none;
}

/* ==========================================================
   Subpage hero
   ========================================================== */

.subpage-hero {
  padding: 8rem 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.subpage-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
}

/* ==========================================================
   Legal / long-form content
   ========================================================== */

.prose { max-width: 48rem; margin-inline: auto; }
.prose h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
}
.prose h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 1.75rem 0 0.75rem;
}
.prose p { margin-bottom: 1rem; line-height: 1.7; }
.prose ul { list-style: disc; padding-left: 1.5rem; margin-bottom: 1rem; }
.prose li { margin-bottom: 0.375rem; line-height: 1.6; color: var(--color-text-secondary); }

/* ==========================================================
   Blog
   ========================================================== */

.blog-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}
.blog-card-img {
  aspect-ratio: 16 / 9;
  width: 100%;
  object-fit: cover;
  background: var(--color-dark-700);
}
.blog-card-body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.blog-card-meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}
.blog-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.5rem;
}
.blog-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}
.blog-card-link {
  margin-top: 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gold);
  transition: color var(--transition-fast);
}
.blog-card-link:hover { color: var(--color-gold-light); }

.reading-progress {
  position: fixed;
  top: 4rem;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.05);
  z-index: calc(var(--z-nav) - 1);
}
.reading-progress-bar {
  height: 100%;
  background: var(--color-gold);
  width: 0%;
  transition: width 0.1s linear;
}

.toc {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}
.toc h4 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}
.toc ul { display: flex; flex-direction: column; gap: 0.375rem; }
.toc a {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}
.toc a:hover { color: var(--color-gold); }

/* ==========================================================
   Forms
   ========================================================== */

.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}
.form-input, .form-textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  color: var(--color-text-primary);
  font: inherit;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px var(--color-gold-glow);
}
.form-textarea { min-height: 8rem; resize: vertical; }

/* ==========================================================
   Download badges
   ========================================================== */

.download-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1.5rem;
}
.download-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.625rem 1.25rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-base);
}
.download-badge:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-gold);
  transform: translateY(-2px);
}
.download-badge svg { width: 1.25rem; height: 1.25rem; }

/* ==========================================================
   Stats row
   ========================================================== */

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}
@media (max-width: 760px) { .stats-row { grid-template-columns: repeat(2, 1fr); } }
.stat-value {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
}
.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}

/* ==========================================================
   Toast
   ========================================================== */

.toast {
  position: fixed;
  top: 5rem;
  right: 1rem;
  z-index: var(--z-cookie);
  background: var(--color-dark-800);
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.25rem;
  color: var(--color-text-primary);
  font-size: 0.875rem;
  box-shadow: var(--shadow-card);
  transform: translateX(120%);
  opacity: 0;
  transition: all 0.3s var(--ease-out-expo);
}
.toast.show { transform: translateX(0); opacity: 1; }