/* ==========================================================================
   DOSI.AI Marketing Site - Pure CSS
   Optimized for SEO and Answer Engine crawlability
   ========================================================================== */

/* CSS Custom Properties (Design Tokens) */
:root {
  /* Colors */
  --color-background: #ffffff;
  --color-background-alt: #f8fafc;
  --color-foreground: #0f172a;
  --color-muted: #64748b;
  --color-border: #e2e8f0;
  
  /* Amber (Brand) */
  --color-amber: oklch(0.78 0.12 75);
  --color-amber-hover: oklch(0.72 0.12 75);
  --color-amber-subtle: oklch(0.96 0.03 75);
  --color-amber-foreground: #1a1207;
  
  /* Slate */
  --color-slate-50: #f8fafc;
  --color-slate-100: #f1f5f9;
  --color-slate-200: #e2e8f0;
  --color-slate-300: #cbd5e1;
  --color-slate-400: #94a3b8;
  --color-slate-500: #64748b;
  --color-slate-600: #475569;
  --color-slate-700: #334155;
  --color-slate-800: #1e293b;
  --color-slate-900: #0f172a;
  --color-slate-950: #020617;
  
  /* Footer */
  --color-footer-bg: #0f172a;
  
  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 300ms ease;
  
  /* Container */
  --container-max: 80rem;
  --container-padding: 1rem;
}

@media (min-width: 640px) {
  :root {
    --container-padding: 1.5rem;
  }
}

@media (min-width: 1024px) {
  :root {
    --container-padding: 2rem;
  }
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

* {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-foreground);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

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

ul, ol {
  list-style: none;
}

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

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

.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;
}

.text-balance {
  text-wrap: balance;
}

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

.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
.text-5xl { font-size: 3rem; line-height: 1.2; }
.text-6xl { font-size: 3.75rem; line-height: 1.1; }

.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.font-serif { font-family: var(--font-serif); }
.font-mono { font-family: var(--font-mono); }

.italic { font-style: italic; }

.tracking-tight { letter-spacing: -0.025em; }
.tracking-wide { letter-spacing: 0.025em; }
.tracking-wider { letter-spacing: 0.05em; }

.uppercase { text-transform: uppercase; }
.capitalize { text-transform: capitalize; }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.leading-relaxed { line-height: 1.625; }
.leading-loose { line-height: 2; }

/* Color utilities */
.text-amber { color: var(--color-amber); }
.text-white { color: #ffffff; }
.text-slate-400 { color: var(--color-slate-400); }
.text-slate-500 { color: var(--color-slate-500); }
.text-slate-600 { color: var(--color-slate-600); }
.text-slate-700 { color: var(--color-slate-700); }
.text-slate-900 { color: var(--color-slate-900); }

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

.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.hidden { display: none; }
.block { display: block; }

.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }

.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }

.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }

.flex-1 { flex: 1 1 0%; }
.flex-shrink-0 { flex-shrink: 0; }
.flex-grow { flex-grow: 1; }

.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-10 { gap: 2.5rem; }
.gap-12 { gap: 3rem; }
.gap-16 { gap: 4rem; }

/* ==========================================================================
   Spacing
   ========================================================================== */

.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }

.px-3 { padding-inline: 0.75rem; }
.px-4 { padding-inline: 1rem; }
.px-6 { padding-inline: 1.5rem; }
.px-8 { padding-inline: 2rem; }
.px-10 { padding-inline: 2.5rem; }

.py-2 { padding-block: 0.5rem; }
.py-3 { padding-block: 0.75rem; }
.py-4 { padding-block: 1rem; }
.py-8 { padding-block: 2rem; }
.py-12 { padding-block: 3rem; }
.py-16 { padding-block: 4rem; }
.py-20 { padding-block: 5rem; }
.py-28 { padding-block: 7rem; }

.pt-4 { padding-top: 1rem; }
.pt-6 { padding-top: 1.5rem; }
.pt-8 { padding-top: 2rem; }
.pb-3 { padding-bottom: 0.75rem; }
.pb-20 { padding-bottom: 5rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-12 { margin-top: 3rem; }
.mt-16 { margin-top: 4rem; }

.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }

.mx-auto { margin-inline: auto; }
.ml-1 { margin-left: 0.25rem; }

/* ==========================================================================
   Width & Height
   ========================================================================== */

.w-full { width: 100%; }
.w-36 { width: 9rem; }
.w-52 { width: 13rem; }
.w-56 { width: 14rem; }
.max-w-xs { max-width: 20rem; }
.max-w-sm { max-width: 24rem; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-7xl { max-width: 80rem; }

.h-8 { height: 2rem; }
.h-9 { height: 2.25rem; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.h-14 { height: 3.5rem; }
.h-16 { height: 4rem; }

.size-2 { width: 0.5rem; height: 0.5rem; }
.size-3 { width: 0.75rem; height: 0.75rem; }
.size-4 { width: 1rem; height: 1rem; }
.size-5 { width: 1.25rem; height: 1.25rem; }
.size-6 { width: 1.5rem; height: 1.5rem; }
.size-8 { width: 2rem; height: 2rem; }
.size-10 { width: 2.5rem; height: 2.5rem; }
.size-12 { width: 3rem; height: 3rem; }
.size-16 { width: 4rem; height: 4rem; }
.size-24 { width: 6rem; height: 6rem; }
.size-28 { width: 7rem; height: 7rem; }

/* ==========================================================================
   Background & Borders
   ========================================================================== */

.bg-background { background-color: var(--color-background); }
.bg-background-alt { background-color: var(--color-background-alt); }
.bg-amber { background-color: var(--color-amber); }
.bg-amber-subtle { background-color: var(--color-amber-subtle); }
.bg-amber-10 { background-color: oklch(0.78 0.12 75 / 0.1); }
.bg-amber-20 { background-color: oklch(0.78 0.12 75 / 0.2); }
.bg-white { background-color: #ffffff; }
.bg-slate-50 { background-color: var(--color-slate-50); }
.bg-slate-100 { background-color: var(--color-slate-100); }
.bg-slate-200 { background-color: var(--color-slate-200); }
.bg-slate-700 { background-color: var(--color-slate-700); }
.bg-slate-800 { background-color: var(--color-slate-800); }
.bg-slate-900 { background-color: var(--color-slate-900); }
.bg-slate-950 { background-color: var(--color-slate-950); }
.bg-footer { background-color: var(--color-footer-bg); }

.border { border: 1px solid var(--color-border); }
.border-2 { border-width: 2px; }
.border-t { border-top: 1px solid var(--color-border); }
.border-b { border-bottom: 1px solid var(--color-border); }
.border-slate-200 { border-color: var(--color-slate-200); }
.border-slate-800 { border-color: var(--color-slate-800); }
.border-amber { border-color: var(--color-amber); }
.border-amber-30 { border-color: oklch(0.78 0.12 75 / 0.3); }

.rounded { border-radius: var(--radius-md); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }

/* ==========================================================================
   Effects
   ========================================================================== */

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }

.ring-1 { box-shadow: 0 0 0 1px var(--color-amber); }

.opacity-60 { opacity: 0.6; }
.grayscale { filter: grayscale(100%); }

.overflow-hidden { overflow: hidden; }
.overflow-x-auto { overflow-x: auto; }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ==========================================================================
   Positioning
   ========================================================================== */

.relative { position: relative; }
.absolute { position: absolute; }
.sticky { position: sticky; }
.fixed { position: fixed; }

.inset-0 { inset: 0; }
.inset-x-0 { left: 0; right: 0; }
.top-0 { top: 0; }
.top-12 { top: 3rem; }
.left-0 { left: 0; }
.right-0 { right: 0; }
.-top-3 { top: -0.75rem; }
.-right-4 { right: -1rem; }

.z-10 { z-index: 10; }
.z-50 { z-index: 50; }
.-z-10 { z-index: -10; }

.-translate-x-1\/2 { transform: translateX(-50%); }
.left-1\/2 { left: 50%; }

/* ==========================================================================
   Transitions
   ========================================================================== */

.transition-colors {
  transition-property: color, background-color, border-color;
  transition-duration: 200ms;
  transition-timing-function: ease;
}

.transition-all {
  transition-property: all;
  transition-duration: 200ms;
  transition-timing-function: ease;
}

.transition-opacity {
  transition-property: opacity;
  transition-duration: 200ms;
  transition-timing-function: ease;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-amber);
  outline-offset: 2px;
}

.btn-primary {
  background-color: var(--color-amber);
  color: var(--color-amber-foreground);
}

.btn-primary:hover {
  background-color: var(--color-amber-hover);
}

.btn-secondary {
  background-color: var(--color-background);
  color: var(--color-slate-700);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-slate-50);
}

.btn-white {
  background-color: #ffffff;
  color: var(--color-amber);
  box-shadow: var(--shadow-lg);
}

.btn-white:hover {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-xl);
}

.btn-sm {
  height: 2rem;
  padding-inline: 0.75rem;
  font-size: 0.75rem;
}

.btn-md {
  height: 2.5rem;
  padding-inline: 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  height: 3rem;
  padding-inline: 1.5rem;
  font-size: 1rem;
}

.btn-xl {
  height: 3.5rem;
  padding-inline: 2rem;
  font-size: 1.125rem;
}

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

.input {
  width: 100%;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  background-color: var(--color-slate-50);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.input::placeholder {
  color: var(--color-slate-400);
}

.input:focus {
  outline: none;
  border-color: var(--color-amber);
  box-shadow: 0 0 0 3px oklch(0.78 0.12 75 / 0.2);
}

/* ==========================================================================
   Header / Navigation
   ========================================================================== */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  transition: border-color var(--transition-normal);
}

.header.scrolled {
  border-bottom: 1px solid var(--color-border);
}

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

.logo {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--color-slate-900);
}

.logo-accent {
  color: var(--color-amber);
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
  }
}

.nav-link {
  font-size: 0.875rem;
  color: var(--color-slate-700);
  transition: color var(--transition-normal);
}

.nav-link:hover {
  color: var(--color-slate-900);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.875rem;
  color: var(--color-slate-700);
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition-normal);
}

.nav-dropdown-trigger:hover {
  color: var(--color-slate-900);
}

.nav-dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 14rem;
  padding: 0.5rem;
  margin-top: 0.5rem;
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem);
  transition: all var(--transition-normal);
}

.nav-dropdown:hover .nav-dropdown-content,
.nav-dropdown:focus-within .nav-dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-item {
  display: block;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: var(--color-slate-700);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-normal);
}

.nav-dropdown-item:hover {
  background-color: var(--color-slate-100);
}

.header-right {
  display: none;
  align-items: center;
  gap: 1rem;
}

@media (min-width: 768px) {
  .header-right {
    display: flex;
  }
}

.header-signin {
  font-size: 0.875rem;
  color: var(--color-slate-600);
  transition: color var(--transition-normal);
}

.header-signin:hover {
  color: var(--color-slate-900);
}

/* Mobile menu */
.mobile-menu-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

.hamburger-btn {
  padding: 0.5rem;
  color: var(--color-slate-700);
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
}

.mobile-menu-overlay.open {
  display: block;
}

.mobile-menu-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.2);
  backdrop-filter: blur(4px);
}

.mobile-menu-panel {
  position: absolute;
  inset: 0 0 auto 0;
  background-color: var(--color-background);
  padding: 1rem;
  box-shadow: var(--shadow-lg);
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.mobile-menu-close {
  padding: 0.5rem;
  color: var(--color-slate-700);
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-menu-label {
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-slate-500);
}

.mobile-menu-link {
  display: block;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: var(--color-slate-700);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-normal);
}

.mobile-menu-link:hover {
  background-color: var(--color-slate-100);
}

.mobile-menu-link.nested {
  padding-left: 1.5rem;
}

.mobile-menu-ctas {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

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

.footer {
  background-color: var(--color-footer-bg);
  color: var(--color-slate-300);
  padding: 4rem 0;
}

@media (min-width: 640px) {
  .footer {
    padding: 6rem 0;
  }
}

.footer-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 4fr;
    gap: 2rem;
  }
}

.footer-brand {
  max-width: 20rem;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-slate-400);
}

.footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.footer-social a {
  color: var(--color-slate-400);
  transition: color var(--transition-normal);
}

.footer-social a:hover {
  color: var(--color-slate-200);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

@media (min-width: 640px) {
  .footer-links {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer-column h3 {
  font-size: 0.875rem;
  font-weight: 500;
  color: #ffffff;
}

.footer-column ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
}

.footer-column a {
  font-size: 0.875rem;
  color: var(--color-slate-400);
  transition: color var(--transition-normal);
}

.footer-column a:hover {
  color: var(--color-slate-200);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-slate-800);
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
  }
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--color-slate-500);
}

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

.hero {
  position: relative;
  overflow: hidden;
  padding: 4rem 0;
}

@media (min-width: 640px) {
  .hero {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: 7rem 0;
  }
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, oklch(0.78 0.12 75 / 0.08), transparent);
}

.hero-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

.hero-content {
  max-width: 36rem;
}

.hero-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-amber);
}

.hero-title {
  margin-top: 1rem;
  font-size: 2.25rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--color-slate-900);
  text-wrap: balance;
}

@media (min-width: 640px) {
  .hero-title {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.75rem;
  }
}

.hero-description {
  margin-top: 1.5rem;
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--color-slate-600);
}

@media (min-width: 640px) {
  .hero-description {
    font-size: 1.25rem;
  }
}

.hero-ctas {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .hero-ctas {
    flex-direction: row;
    align-items: center;
  }
}

.hero-secondary-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-slate-700);
  transition: color var(--transition-normal);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.hero-secondary-cta:hover {
  color: var(--color-slate-900);
}

.hero-trust {
  margin-top: 1.5rem;
  font-size: 0.875rem;
  color: var(--color-slate-500);
}

/* Hero Screenshot */
.hero-screenshot {
  position: relative;
}

.screenshot-container {
  padding: 0.5rem;
  background-color: var(--color-slate-900);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--color-slate-800);
}

.screenshot-inner {
  padding: 1rem;
  background-color: var(--color-slate-950);
  border-radius: var(--radius-lg);
}

.screenshot-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--color-slate-800);
}

.screenshot-header-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.screenshot-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background-color: var(--color-amber);
}

.screenshot-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-slate-200);
}

.screenshot-meta {
  font-size: 0.75rem;
  color: var(--color-slate-500);
}

.feed-item {
  padding: 0.75rem;
  border-radius: var(--radius-lg);
  margin-bottom: 0.75rem;
}

.feed-item:last-child {
  margin-bottom: 0;
}

.feed-item.highlighted {
  background-color: oklch(0.78 0.12 75 / 0.05);
  border: 1px solid oklch(0.78 0.12 75 / 0.3);
}

.feed-item.regular {
  background-color: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--color-slate-800);
}

.feed-item-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.mis-badge {
  padding: 0.125rem 0.375rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
}

.mis-badge.high {
  background-color: oklch(0.78 0.12 75 / 0.2);
  color: var(--color-amber);
}

.mis-badge.medium {
  background-color: var(--color-slate-700);
  color: var(--color-slate-300);
}

.feed-item-time {
  font-size: 0.75rem;
  color: var(--color-slate-500);
}

.feed-item-title {
  margin-top: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-slate-200);
}

.feed-item-desc {
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: var(--color-slate-400);
}

/* Hero Annotation */
.hero-annotation {
  display: none;
  position: absolute;
  top: 3rem;
  right: -1rem;
  padding: 0.5rem 0.75rem;
  background-color: #ffffff;
  border: 1px solid oklch(0.78 0.12 75 / 0.3);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 11rem;
}

@media (min-width: 1024px) {
  .hero-annotation {
    display: block;
  }
}

.hero-annotation p {
  font-size: 0.75rem;
  color: var(--color-slate-600);
}

.hero-annotation strong {
  font-weight: 500;
  color: var(--color-amber);
}

/* Demo Input */
.demo-input {
  max-width: 36rem;
  margin: 4rem auto 0;
  padding: 1rem;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.demo-input p {
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-slate-700);
  text-align: center;
}

.demo-input-row {
  display: flex;
  gap: 0.5rem;
}

.demo-input .input {
  flex: 1;
}

/* ==========================================================================
   Social Proof Section
   ========================================================================== */

.social-proof {
  background-color: var(--color-background-alt);
  padding: 4rem 0;
}

@media (min-width: 640px) {
  .social-proof {
    padding: 5rem 0;
  }
}

.social-proof-label {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-slate-500);
}

.logo-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .logo-strip {
    gap: 3.5rem;
  }
}

.logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 2rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--color-slate-400);
  opacity: 0.6;
  filter: grayscale(100%);
  transition: opacity var(--transition-normal);
}

.logo-item:hover {
  opacity: 1;
}

.testimonial {
  max-width: 48rem;
  margin: 3rem auto 0;
  text-align: center;
}

@media (min-width: 640px) {
  .testimonial {
    margin-top: 4rem;
  }
}

.testimonial blockquote {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--color-slate-700);
}

@media (min-width: 640px) {
  .testimonial blockquote {
    font-size: 1.5rem;
  }
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.testimonial-avatar {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  overflow: hidden;
  background-color: var(--color-slate-200);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: oklch(0.78 0.12 75 / 0.1);
  color: var(--color-amber);
}

.testimonial-avatar span {
  font-size: 0.875rem;
  font-weight: 500;
}

.testimonial-info {
  text-align: left;
}

.testimonial-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-slate-900);
}

.testimonial-role {
  font-size: 0.875rem;
  color: var(--color-slate-500);
}

.testimonial-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--color-amber);
  transition: color var(--transition-normal);
}

.testimonial-link:hover {
  color: var(--color-amber-hover);
}

/* ==========================================================================
   Section Styles
   ========================================================================== */

.section {
  padding: 5rem 0;
}

@media (min-width: 640px) {
  .section {
    padding: 7rem 0;
  }
}

.section-header {
  text-align: center;
  max-width: 42rem;
  margin: 0 auto;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-amber);
}

.section-title {
  margin-top: 0.75rem;
  font-size: 1.875rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--color-slate-900);
  text-wrap: balance;
}

@media (min-width: 640px) {
  .section-title {
    font-size: 2.25rem;
  }
}

.section-description {
  margin-top: 1rem;
  font-size: 1.125rem;
  color: var(--color-slate-600);
}

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

.card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background-color: oklch(0.78 0.12 75 / 0.1);
  border-radius: var(--radius-xl);
}

.card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--color-amber);
}

.card-title {
  margin-top: 1rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.card-description {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-slate-600);
}

/* ==========================================================================
   How It Works
   ========================================================================== */

.steps-grid {
  display: grid;
  gap: 2rem;
  margin-top: 4rem;
}

@media (min-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step-card {
  position: relative;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
}

.step-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background-color: oklch(0.78 0.12 75 / 0.1);
  border-radius: var(--radius-xl);
}

.step-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  stroke: var(--color-amber);
  stroke-width: 1.5;
  fill: none;
}

.step-title {
  margin-top: 1rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.step-description {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-slate-600);
}

.step-screenshot {
  margin-top: 1.5rem;
  padding: 0.75rem;
  background-color: var(--color-slate-950);
  border: 1px solid var(--color-slate-800);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.step-screenshot-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.step-screenshot-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  background-color: var(--color-amber);
}

.step-screenshot-title {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-slate-300);
}

.step-fields {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.step-field {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
}

.step-field-label {
  color: var(--color-slate-500);
}

.step-field-value {
  color: var(--color-slate-300);
}

.step-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.step-tag {
  padding: 0.125rem 0.5rem;
  font-size: 0.75rem;
  border-radius: var(--radius-sm);
}

.step-tag.competitor {
  background-color: var(--color-slate-800);
  color: var(--color-slate-300);
}

.step-tag.topic {
  background-color: oklch(0.78 0.12 75 / 0.2);
  color: var(--color-amber);
}

.step-items {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.step-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.5rem;
  background-color: var(--color-slate-900);
  border-radius: var(--radius-sm);
}

.step-item-score {
  padding: 0 0.25rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 0.125rem;
}

.step-item-score.high {
  background-color: oklch(0.78 0.12 75 / 0.2);
  color: var(--color-amber);
}

.step-item-score.medium {
  background-color: var(--color-slate-700);
  color: var(--color-slate-300);
}

.step-item-text {
  flex: 1;
  font-size: 0.75rem;
  color: var(--color-slate-300);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ==========================================================================
   Five Lenses
   ========================================================================== */

.lenses-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 4rem;
}

@media (min-width: 640px) {
  .lenses-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .lenses-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1280px) {
  .lenses-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.lens-card {
  display: flex;
  flex-direction: column;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1.25rem;
}

.lens-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background-color: oklch(0.78 0.12 75 / 0.1);
  border-radius: var(--radius-lg);
}

.lens-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  stroke: var(--color-amber);
  stroke-width: 1.5;
  fill: none;
}

.lens-title {
  margin-top: 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.lens-description {
  margin-top: 0.5rem;
  flex: 1;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-slate-600);
}

.lens-example {
  margin-top: 1rem;
  padding: 0.625rem;
  background-color: var(--color-slate-950);
  border: 1px solid var(--color-slate-800);
  border-radius: var(--radius-lg);
}

.lens-example-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lens-example-text {
  margin-top: 0.375rem;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--color-slate-300);
}

.lenses-note {
  margin-top: 2rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-slate-500);
}

/* ==========================================================================
   Viewer Seats
   ========================================================================== */

.viewer-seats {
  background-color: var(--color-amber-subtle);
}

.viewer-seats-header {
  margin-bottom: 3rem;
}

.viewer-seats-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .viewer-seats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

.viewer-seats-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

@media (min-width: 640px) {
  .viewer-seats-content h3 {
    font-size: 1.875rem;
  }
}

.viewer-seats-content p {
  margin-top: 1rem;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-slate-600);
}

@media (min-width: 640px) {
  .viewer-seats-content p {
    font-size: 1.125rem;
  }
}

.viewer-seats-link {
  display: inline-flex;
  align-items: center;
  margin-top: 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-amber);
  transition: color var(--transition-normal);
}

.viewer-seats-link:hover {
  color: var(--color-amber-hover);
}

.viewer-seats-diagram {
  display: flex;
  justify-content: center;
}

.seats-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .seats-diagram {
    flex-direction: row;
    gap: 2rem;
  }
}

.analysts-box {
  width: 9rem;
  padding: 1rem;
  background-color: #ffffff;
  border: 2px solid var(--color-amber);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.analysts-box-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  color: var(--color-amber);
}

.analysts-avatars {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  margin-top: 0.75rem;
}

.analyst-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background-color: oklch(0.78 0.12 75 / 0.1);
  border-radius: 50%;
}

.analyst-avatar svg {
  width: 1rem;
  height: 1rem;
  fill: var(--color-amber);
}

.analysts-note {
  margin-top: 0.5rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-slate-500);
}

.arrow-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.arrow-icon {
  width: 4rem;
  height: 4rem;
  color: var(--color-slate-300);
}

.arrow-icon.mobile {
  transform: rotate(90deg);
}

@media (min-width: 640px) {
  .arrow-icon.mobile {
    display: none;
  }
}

.arrow-icon.desktop {
  display: none;
}

@media (min-width: 640px) {
  .arrow-icon.desktop {
    display: block;
  }
}

.arrow-label {
  font-size: 0.75rem;
  color: var(--color-slate-500);
}

.viewers-box {
  width: 13rem;
  padding: 1rem;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

@media (min-width: 640px) {
  .viewers-box {
    width: 14rem;
  }
}

.viewers-box-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  color: var(--color-slate-500);
}

.viewers-avatars {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem;
  margin-top: 0.75rem;
}

.viewer-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  background-color: var(--color-slate-100);
  border-radius: 50%;
}

.viewer-avatar svg {
  width: 0.75rem;
  height: 0.75rem;
  fill: var(--color-slate-400);
}

.viewers-note {
  margin-top: 0.5rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-slate-500);
}

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

.pricing-cards {
  display: grid;
  gap: 1.5rem;
  margin-top: 3rem;
}

@media (min-width: 640px) {
  .pricing-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .pricing-cards {
    grid-template-columns: repeat(4, 1fr);
  }
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
}

.pricing-card.popular {
  border-color: var(--color-amber);
  box-shadow: 0 0 0 1px var(--color-amber);
}

.pricing-badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  background-color: var(--color-amber);
  color: var(--color-amber-foreground);
  border-radius: var(--radius-full);
}

.pricing-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.pricing-tagline {
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: var(--color-slate-500);
}

.pricing-price {
  margin-top: 1rem;
}

.pricing-amount {
  font-family: var(--font-mono);
  font-size: 2.25rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.pricing-period {
  margin-left: 0.25rem;
  font-size: 0.875rem;
  color: var(--color-slate-500);
}

.pricing-features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-top: 1.5rem;
}

.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.pricing-feature svg {
  flex-shrink: 0;
  margin-top: 0.125rem;
  width: 1rem;
  height: 1rem;
  color: var(--color-amber);
}

.pricing-feature span {
  font-size: 0.875rem;
  color: var(--color-slate-600);
}

.pricing-cta {
  display: block;
  margin-top: 1.5rem;
  padding: 0.625rem 1rem;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
}

.pricing-cta.primary {
  background-color: var(--color-amber);
  color: var(--color-amber-foreground);
}

.pricing-cta.primary:hover {
  background-color: var(--color-amber-hover);
}

.pricing-cta.secondary {
  background-color: #ffffff;
  color: var(--color-slate-700);
  border: 1px solid var(--color-border);
}

.pricing-cta.secondary:hover {
  background-color: var(--color-slate-50);
}

.pricing-enterprise-note {
  margin-top: 2rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-slate-500);
}

.pricing-enterprise-note a {
  color: var(--color-amber);
  transition: color var(--transition-normal);
}

.pricing-enterprise-note a:hover {
  color: var(--color-amber-hover);
}

/* ==========================================================================
   Founder Section
   ========================================================================== */

.founder-section {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto;
}

.founder-avatar-wrapper {
  display: flex;
  justify-content: center;
}

.founder-avatar {
  width: 6rem;
  height: 6rem;
  border-radius: 50%;
  overflow: hidden;
  background-color: var(--color-slate-100);
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (min-width: 640px) {
  .founder-avatar {
    width: 7rem;
    height: 7rem;
  }
}

.founder-avatar svg {
  width: 3rem;
  height: 3rem;
  fill: var(--color-slate-400);
}

.founder-name {
  margin-top: 1rem;
  font-size: 1rem;
  color: var(--color-slate-600);
}

.founder-quote {
  margin-top: 2rem;
}

.founder-quote blockquote {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--color-slate-700);
}

@media (min-width: 640px) {
  .founder-quote blockquote {
    font-size: 1.5rem;
  }
}

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

.final-cta {
  background-color: var(--color-amber);
  padding: 5rem 0;
}

@media (min-width: 640px) {
  .final-cta {
    padding: 7rem 0;
  }
}

.final-cta-content {
  max-width: 48rem;
  margin: 0 auto;
  text-align: center;
}

.final-cta h2 {
  font-size: 1.875rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: #ffffff;
  text-wrap: balance;
}

@media (min-width: 640px) {
  .final-cta h2 {
    font-size: 2.25rem;
  }
}

@media (min-width: 1024px) {
  .final-cta h2 {
    font-size: 3rem;
  }
}

.final-cta p {
  margin-top: 1rem;
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.9);
}

@media (min-width: 640px) {
  .final-cta p {
    font-size: 1.25rem;
  }
}

.final-cta-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-top: 2.5rem;
}

.final-cta-secondary {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-normal);
}

.final-cta-secondary:hover {
  color: #ffffff;
}

/* ==========================================================================
   Billing Toggle
   ========================================================================== */

.billing-toggle {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  margin-top: 2rem;
}

.billing-toggle button {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.billing-toggle button.active {
  background-color: var(--color-amber);
  color: var(--color-amber-foreground);
}

.billing-toggle button:not(.active) {
  background-color: transparent;
  color: var(--color-slate-600);
}

.billing-toggle button:not(.active):hover {
  color: var(--color-slate-900);
}

/* ==========================================================================
   Feature Table
   ========================================================================== */

.feature-table-container {
  overflow-x: auto;
  margin-top: 3rem;
}

.feature-table {
  width: 100%;
  min-width: 50rem;
  border-collapse: collapse;
}

.feature-table th,
.feature-table td {
  padding: 1rem;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.feature-table th:first-child,
.feature-table td:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  background-color: inherit;
}

.feature-table thead th {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.feature-table thead th:first-child {
  font-weight: 500;
  color: var(--color-slate-500);
}

.feature-table tbody td {
  font-size: 0.875rem;
  color: var(--color-slate-600);
}

.feature-table tbody td:first-child {
  color: var(--color-slate-700);
}

.feature-table .category-row td {
  padding-top: 1.5rem;
  font-weight: 600;
  color: var(--color-slate-900);
  background-color: var(--color-background-alt);
}

.feature-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.feature-check svg {
  width: 1rem;
  height: 1rem;
}

.feature-check svg.check {
  color: var(--color-amber);
}

.feature-check svg.dash {
  color: var(--color-slate-300);
}

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

.faq-section {
  margin-top: 5rem;
}

.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 2rem;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  font-size: 1rem;
  font-weight: 500;
  text-align: left;
  color: var(--color-slate-900);
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition-normal);
}

.faq-trigger:hover {
  color: var(--color-amber);
}

.faq-trigger svg {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  color: var(--color-slate-400);
  transition: transform var(--transition-normal);
}

.faq-item.open .faq-trigger svg {
  transform: rotate(180deg);
}

.faq-content {
  display: none;
  padding-bottom: 1.25rem;
}

.faq-item.open .faq-content {
  display: block;
}

.faq-content p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-slate-600);
}

/* ==========================================================================
   Comparison Page
   ========================================================================== */

.comparison-grid {
  display: grid;
  gap: 2rem;
  margin-top: 3rem;
}

@media (min-width: 1024px) {
  .comparison-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.comparison-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
}

.comparison-card.highlight {
  border-color: var(--color-amber);
  box-shadow: 0 0 0 1px var(--color-amber);
}

.comparison-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.comparison-card-logo {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
}

.comparison-card-logo.dosi {
  background-color: var(--color-amber);
  color: var(--color-amber-foreground);
  font-weight: 600;
  font-size: 0.75rem;
}

.comparison-card-logo.competitor {
  background-color: var(--color-slate-200);
  color: var(--color-slate-600);
  font-weight: 600;
  font-size: 0.75rem;
}

.comparison-card-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.comparison-card-tag {
  margin-left: auto;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  background-color: oklch(0.78 0.12 75 / 0.1);
  color: var(--color-amber);
  border-radius: var(--radius-full);
}

.comparison-section {
  margin-top: 1.5rem;
}

.comparison-section:first-of-type {
  margin-top: 0;
}

.comparison-section-title {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-slate-500);
  margin-bottom: 0.75rem;
}

.comparison-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.comparison-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-slate-700);
}

.comparison-item svg {
  flex-shrink: 0;
  margin-top: 0.125rem;
  width: 1rem;
  height: 1rem;
}

.comparison-item svg.pro {
  color: var(--color-amber);
}

.comparison-item svg.con {
  color: var(--color-slate-400);
}

.comparison-item.pro svg {
  color: var(--color-amber);
}

.comparison-item.con svg {
  color: var(--color-slate-400);
}

.comparison-table-section {
  margin-top: 4rem;
}

/* ==========================================================================
   Customer Story
   ========================================================================== */

.customer-story-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .customer-story-grid {
    grid-template-columns: 1fr 320px;
    gap: 4rem;
  }
}

.customer-story-content {
  max-width: 48rem;
}

.customer-story-sidebar {
  order: -1;
}

@media (min-width: 1024px) {
  .customer-story-sidebar {
    order: 0;
  }
}

.sidebar-card {
  position: sticky;
  top: 5rem;
  background-color: var(--color-background-alt);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
}

.sidebar-logo {
  width: 4rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-slate-200);
  border-radius: var(--radius-lg);
  font-weight: 600;
  color: var(--color-slate-600);
}

.sidebar-company {
  margin-top: 1rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.sidebar-meta {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sidebar-meta-item {
  display: flex;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.sidebar-meta-label {
  color: var(--color-slate-500);
}

.sidebar-meta-value {
  color: var(--color-slate-700);
}

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

.metric-card {
  background-color: var(--color-amber-subtle);
  border-radius: var(--radius-xl);
  padding: 1.25rem;
  text-align: center;
}

.metric-value {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-amber);
}

.metric-label {
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: var(--color-slate-600);
}

.pull-quote {
  margin: 2rem 0;
  padding: 1.5rem;
  background-color: var(--color-background-alt);
  border-left: 4px solid var(--color-amber);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.pull-quote blockquote {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--color-slate-700);
}

.pull-quote cite {
  display: block;
  margin-top: 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-style: normal;
  color: var(--color-slate-500);
}

.story-section {
  margin-top: 2.5rem;
}

.story-section h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-slate-900);
  margin-bottom: 1rem;
}

.story-section p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-slate-600);
  margin-bottom: 1rem;
}

.story-section p:last-child {
  margin-bottom: 0;
}

/* ==========================================================================
   About Page
   ========================================================================== */

.values-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 3rem;
}

@media (min-width: 640px) {
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.value-card {
  padding: 1.5rem;
  background-color: var(--color-background-alt);
  border-radius: var(--radius-2xl);
}

.value-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.value-description {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-slate-600);
}

.team-grid {
  display: grid;
  gap: 2rem;
  margin-top: 3rem;
}

@media (min-width: 640px) {
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .team-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.team-card {
  text-align: center;
}

.team-avatar {
  width: 8rem;
  height: 8rem;
  margin: 0 auto;
  border-radius: 50%;
  overflow: hidden;
  background-color: var(--color-slate-200);
  display: flex;
  align-items: center;
  justify-content: center;
}

.team-avatar svg {
  width: 4rem;
  height: 4rem;
  fill: var(--color-slate-400);
}

.team-name {
  margin-top: 1rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.team-role {
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: var(--color-slate-500);
}

.team-bio {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-slate-600);
}

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

.resources-header {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .resources-header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.category-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.category-filter {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  background-color: var(--color-background-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.category-filter:hover {
  border-color: var(--color-slate-300);
}

.category-filter.active {
  background-color: var(--color-amber);
  border-color: var(--color-amber);
  color: var(--color-amber-foreground);
}

.resources-grid {
  display: grid;
  gap: 2rem;
  margin-top: 3rem;
}

@media (min-width: 640px) {
  .resources-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .resources-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.resource-card {
  display: flex;
  flex-direction: column;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: box-shadow var(--transition-normal);
}

.resource-card:hover {
  box-shadow: var(--shadow-md);
}

.resource-image {
  aspect-ratio: 16 / 9;
  background-color: var(--color-slate-100);
  display: flex;
  align-items: center;
  justify-content: center;
}

.resource-image-placeholder {
  font-size: 2rem;
  color: var(--color-slate-300);
}

.resource-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
}

.resource-category {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-amber);
}

.resource-title {
  margin-top: 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-slate-900);
  line-height: 1.4;
}

.resource-excerpt {
  margin-top: 0.5rem;
  flex: 1;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-slate-600);
}

.resource-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--color-slate-500);
}

.newsletter-section {
  margin-top: 4rem;
  padding: 3rem;
  background-color: var(--color-background-alt);
  border-radius: var(--radius-2xl);
  text-align: center;
}

.newsletter-section h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-slate-900);
}

.newsletter-section p {
  margin-top: 0.5rem;
  font-size: 1rem;
  color: var(--color-slate-600);
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 28rem;
  margin: 1.5rem auto 0;
}

@media (min-width: 640px) {
  .newsletter-form {
    flex-direction: row;
  }
}

.newsletter-form .input {
  flex: 1;
}

/* ==========================================================================
   Responsive Visibility
   ========================================================================== */

@media (min-width: 640px) {
  .sm\:block { display: block; }
  .sm\:flex { display: flex; }
  .sm\:hidden { display: none; }
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .sm\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
  .sm\:flex-row { flex-direction: row; }
  .sm\:text-xl { font-size: 1.25rem; }
  .sm\:text-2xl { font-size: 1.5rem; }
  .sm\:text-3xl { font-size: 1.875rem; }
  .sm\:text-4xl { font-size: 2.25rem; }
  .sm\:text-5xl { font-size: 3rem; }
  .sm\:py-20 { padding-block: 5rem; }
  .sm\:py-28 { padding-block: 7rem; }
  .sm\:h-14 { height: 3.5rem; }
  .sm\:px-10 { padding-inline: 2.5rem; }
  .sm\:text-lg { font-size: 1.125rem; }
  .sm\:gap-8 { gap: 2rem; }
  .sm\:w-56 { width: 14rem; }
  .sm\:size-28 { width: 7rem; height: 7rem; }
}

@media (min-width: 768px) {
  .md\:block { display: block; }
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .lg\:block { display: block; }
  .lg\:flex { display: flex; }
  .lg\:hidden { display: none; }
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
  .lg\:grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
  .lg\:col-span-2 { grid-column: span 2; }
  .lg\:col-span-4 { grid-column: span 4; }
  .lg\:gap-8 { gap: 2rem; }
  .lg\:gap-16 { gap: 4rem; }
  .lg\:text-5xl { font-size: 3rem; }
  .lg\:text-6xl { font-size: 3.75rem; }
  .lg\:py-28 { padding-block: 7rem; }
  .lg\:px-8 { padding-inline: 2rem; }
}

@media (min-width: 1280px) {
  .xl\:grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
  .header,
  .footer,
  .final-cta {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.5;
  }
  
  a {
    text-decoration: underline;
  }
  
  a[href^="http"]:after {
    content: " (" attr(href) ")";
    font-size: 80%;
  }
}