/* ==========================================================================
   Knotwork Landing Page - Circle.so Inspired Design
   Clean, bright, modern SaaS landing page
   ========================================================================== */

/* ==========================================================================
   CSS Variables / Design Tokens
   ========================================================================== */

:root {
  /* Primary Colors - Blue (Clean, Professional) */
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-light: #dbeafe;
  --primary-foreground: #ffffff;

  /* Gradient for highlights */
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
  --accent-cyan: #06b6d4;
  --accent-indigo: #6366f1;

  /* Backgrounds - Pure White & Light Grays */
  --background: #ffffff;
  --background-secondary: #fafafa;
  --background-tertiary: #f5f5f5;

  /* Text Colors */
  --foreground: #18181b;
  --foreground-secondary: #3f3f46;
  --muted-foreground: #71717a;

  /* Border */
  --border: #e4e4e7;
  --border-light: #f4f4f5;

  /* Accent Colors */
  --success: #22c55e;
  --success-light: #dcfce7;
  --info: #3b82f6;
  --info-light: #dbeafe;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --destructive: #ef4444;

  /* Feature Colors */
  --violet: #8b5cf6;
  --violet-light: #ede9fe;
  --blue: #3b82f6;
  --blue-light: #dbeafe;
  --emerald: #10b981;
  --emerald-light: #d1fae5;
  --amber: #f59e0b;
  --amber-light: #fef3c7;
  --rose: #f43f5e;
  --rose-light: #ffe4e6;
  --cyan: #06b6d4;
  --cyan-light: #cffafe;

  /* Typography */
  --font-sans: 'Inter', 'Pretendard Variable', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Font sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.5rem;
  --text-6xl: 4rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows - Softer, more subtle */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.05), 0 2px 4px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 6px 12px rgba(0, 0, 0, 0.06), 0 4px 8px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.08), 0 6px 12px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.08), 0 10px 20px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 32px 64px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
  --transition-slower: 400ms ease;

  /* Z-index */
  --z-dropdown: 10;
  --z-sticky: 20;
  --z-fixed: 30;
  --z-overlay: 40;
  --z-modal: 50;
}

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

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--foreground);
  background-color: var(--background);
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

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

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--foreground);
}

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

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (min-width: 640px) {
  .container {
    padding: 0 var(--space-8);
  }
}

.section {
  padding: var(--space-20) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-32) 0;
  }
}

/* ==========================================================================
   Navigation - Clean & Minimal
   ========================================================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition-base);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
}

@media (min-width: 640px) {
  .nav-container {
    padding: var(--space-4) var(--space-8);
  }
}

.nav-logo {
  display: flex;
  align-items: center;
}

.logo {
  height: 28px;
  width: auto;
}

.logo-text {
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 700;
  fill: var(--foreground);
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

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

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--muted-foreground);
  transition: color var(--transition-fast);
}

.nav-links a:hover {
  color: var(--foreground);
}

.lang-toggle {
  display: flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.lang-option {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--muted-foreground);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.lang-option:hover {
  color: var(--foreground);
  background: var(--background-secondary);
}

.lang-option.active {
  color: var(--primary-foreground);
  background: var(--primary);
}

/* Mobile language toggle - larger touch targets */
@media (max-width: 767px) {
  .lang-toggle {
    border-radius: var(--radius-full);
    border: 2px solid var(--border);
  }

  .lang-option {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
  }
}

.nav-cta {
  padding: var(--space-2) var(--space-5) !important;
  background: var(--primary) !important;
  color: var(--primary-foreground) !important;
  border-radius: var(--radius-full);
  font-weight: 600 !important;
  transition: all var(--transition-fast) !important;
}

.nav-cta:hover {
  background: var(--primary-hover) !important;
  transform: translateY(-1px);
}

/* Mobile menu */
.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  background: none;
  border: none;
  cursor: pointer;
  z-index: calc(var(--z-fixed) + 2);
  position: relative;
}

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

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--foreground);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform-origin: center;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu - Fullscreen Overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-fixed) + 1);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--space-20) var(--space-8);
  background: linear-gradient(180deg, var(--background) 0%, var(--background-secondary) 100%);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.mobile-menu::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 20%, rgba(59, 130, 246, 0.08), transparent),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(236, 72, 153, 0.06), transparent);
  z-index: -1;
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

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

.mobile-menu a {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--foreground);
  border-bottom: none;
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-base), transform var(--transition-base), color var(--transition-fast);
}

.mobile-menu.active a {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu.active a:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active a:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu.active a:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.active a:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu.active a:nth-child(5) { transition-delay: 0.3s; }

.mobile-menu a:hover {
  color: var(--primary);
}

.mobile-menu .nav-cta {
  margin-top: var(--space-8);
  padding: var(--space-4) var(--space-10) !important;
  font-size: var(--text-lg) !important;
  text-align: center;
  border-radius: var(--radius-full);
}

.mobile-menu .lang-toggle {
  justify-content: center;
  margin: var(--space-6) 0;
  border: 2px solid var(--border);
  border-radius: var(--radius-full);
  padding: var(--space-1);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.mobile-menu.active .lang-toggle {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.25s;
}

.mobile-menu .lang-toggle .lang-option {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-base);
  border-radius: var(--radius-full);
}

/* Prevent body scroll when mobile menu is open */
body.mobile-menu-open {
  overflow: hidden;
}

/* ==========================================================================
   Hero Section - Bright & Welcoming
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 80px;
  overflow: hidden;
  background: var(--background);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(59, 130, 246, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 80% 50%, rgba(236, 72, 153, 0.06), transparent),
    var(--background);
  z-index: -1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
  padding: var(--space-8) var(--space-4);
}

@media (min-width: 640px) {
  .hero-content {
    padding: var(--space-12) 0;
  }
}

@media (min-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    padding: var(--space-16) 0;
  }
}

.hero-text {
  text-align: center;
}

@media (min-width: 1024px) {
  .hero-text {
    text-align: left;
  }
}

.hero-title {
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-6);
  letter-spacing: -0.03em;
}

@media (min-width: 640px) {
  .hero-title {
    font-size: var(--text-5xl);
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: var(--text-6xl);
  }
}

.hero-title .highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--foreground-secondary);
  margin-bottom: var(--space-3);
  font-weight: 500;
}

@media (min-width: 640px) {
  .hero-subtitle {
    font-size: var(--text-xl);
  }
}

.hero-subtext {
  font-size: var(--text-base);
  color: var(--muted-foreground);
  margin-bottom: var(--space-8);
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .hero-cta {
    flex-direction: row;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  .hero-cta {
    justify-content: flex-start;
  }
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
}

.screenshot-container {
  position: relative;
  width: 100%;
  max-width: 560px;
}

.screenshot-frame {
  position: relative;
  background: var(--background);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  overflow: hidden;
  border: 1px solid var(--border);
}

.screenshot-img {
  width: 100%;
  height: auto;
  display: block;
}

.screenshot-placeholder {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-20) var(--space-8);
  background: linear-gradient(145deg, var(--background-secondary), var(--background));
  color: var(--muted-foreground);
  text-align: center;
  min-height: 400px;
}

.screenshot-frame.placeholder .screenshot-img {
  display: none;
}

.screenshot-frame.placeholder .screenshot-placeholder {
  display: flex;
}

.screenshot-placeholder svg {
  opacity: 0.4;
  color: var(--muted-foreground);
}

.screenshot-placeholder span {
  font-size: var(--text-sm);
  font-weight: 500;
}

.placeholder-hint {
  font-size: var(--text-xs) !important;
  font-weight: 400 !important;
  opacity: 0.6;
}

/* Floating badges */
.floating-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--background);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1px solid var(--border-light);
  animation: float 4s ease-in-out infinite;
}

.floating-badge svg {
  color: var(--primary);
}

.floating-1 {
  top: 10%;
  right: -10px;
  animation-delay: 0s;
}

.floating-2 {
  bottom: 15%;
  left: -10px;
  animation-delay: 2s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@media (prefers-reduced-motion: reduce) {
  .floating-badge {
    animation: none;
  }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--muted-foreground);
  font-size: var(--text-sm);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-8px); }
  60% { transform: translateX(-50%) translateY(-4px); }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-indicator {
    animation: none;
  }
}

@media (max-width: 1023px) {
  .scroll-indicator {
    display: none;
  }
}

/* ==========================================================================
   Section Headers - Clean & Centered
   ========================================================================== */

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--space-16);
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
  letter-spacing: -0.03em;
}

@media (min-width: 640px) {
  .section-title {
    font-size: var(--text-4xl);
  }
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--muted-foreground);
  line-height: 1.7;
}

@media (min-width: 640px) {
  .section-subtitle {
    font-size: var(--text-xl);
  }
}

/* ==========================================================================
   Problem Section - Cards on White
   ========================================================================== */

.problem {
  background: var(--background);
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}

@media (min-width: 768px) {
  .problem-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }
}

.problem-card {
  padding: var(--space-8);
  background: var(--background);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

.problem-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

@media (prefers-reduced-motion: reduce) {
  .problem-card:hover {
    transform: none;
  }
}

.problem-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--primary-light);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-5);
  color: var(--primary);
}

.problem-title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--foreground);
}

.problem-desc {
  font-size: var(--text-base);
  color: var(--muted-foreground);
  line-height: 1.7;
}

.problem-quote {
  text-align: center;
  padding: var(--space-10) var(--space-8);
  background: linear-gradient(135deg, var(--primary-light) 0%, rgba(236, 72, 153, 0.1) 100%);
  border-radius: var(--radius-2xl);
}

.problem-quote blockquote {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--foreground);
}

@media (min-width: 640px) {
  .problem-quote blockquote {
    font-size: var(--text-2xl);
  }
}

.problem-quote p {
  color: var(--foreground-secondary);
  font-size: var(--text-base);
}

/* ==========================================================================
   Features Section - Screenshot + Text Layout
   ========================================================================== */

.features {
  background: var(--background-secondary);
}

.feature-screenshot {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
  padding: var(--space-12) 0;
}

@media (min-width: 768px) {
  .feature-screenshot {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    padding: var(--space-16) 0;
  }

  .feature-screenshot.reverse {
    direction: rtl;
  }

  .feature-screenshot.reverse > * {
    direction: ltr;
  }
}

.feature-screenshot + .feature-screenshot {
  border-top: 1px solid var(--border);
}

.feature-screenshot-content {
  text-align: center;
}

@media (min-width: 768px) {
  .feature-screenshot-content {
    text-align: left;
  }
}

.feature-screenshot-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--primary-light);
  color: var(--primary);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}

.feature-screenshot-badge svg {
  width: 16px;
  height: 16px;
}

.feature-screenshot-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .feature-screenshot-title {
    font-size: var(--text-3xl);
  }
}

.feature-screenshot-desc {
  font-size: var(--text-base);
  color: var(--muted-foreground);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}

@media (min-width: 640px) {
  .feature-screenshot-desc {
    font-size: var(--text-lg);
  }
}

.feature-screenshot-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.feature-screenshot-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--foreground-secondary);
}

.feature-screenshot-list svg {
  flex-shrink: 0;
  margin-top: 4px;
  color: var(--success);
}

.feature-screenshot-visual {
  display: flex;
  justify-content: center;
}

.feature-screenshot-visual .screenshot-frame {
  max-width: 480px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.feature-screenshot-visual .screenshot-placeholder {
  min-height: 320px;
  padding: var(--space-16) var(--space-8);
}

/* Small screenshot frames for steps */
.screenshot-frame-sm {
  max-width: 320px;
  border-radius: var(--radius-xl);
}

.screenshot-frame-sm .screenshot-placeholder {
  min-height: 220px;
  padding: var(--space-12) var(--space-6);
}

.screenshot-frame-sm .screenshot-placeholder svg {
  width: 36px;
  height: 36px;
}

/* ==========================================================================
   Target Audiences Section
   ========================================================================== */

.targets {
  background: var(--background);
}

.targets-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .targets-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }
}

.target-card {
  padding: var(--space-8);
  background: var(--background);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  text-align: center;
  transition: all var(--transition-base);
}

.target-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

@media (prefers-reduced-motion: reduce) {
  .target-card:hover {
    transform: none;
  }
}

.target-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-5);
  background: var(--primary-light);
  border-radius: var(--radius-xl);
  color: var(--primary);
}

.target-title {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--foreground);
}

.target-desc {
  font-size: var(--text-base);
  color: var(--primary);
  font-weight: 600;
  margin-bottom: var(--space-5);
}

.target-benefits {
  list-style: none;
  text-align: left;
}

.target-benefits li {
  position: relative;
  padding-left: var(--space-6);
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
  font-size: var(--text-sm);
  color: var(--muted-foreground);
  border-top: 1px solid var(--border-light);
}

.target-benefits li:first-child {
  border-top: none;
}

.target-benefits li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: var(--radius-full);
}

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

.how-it-works {
  background: var(--background-secondary);
}

.steps-container {
  max-width: 900px;
  margin: 0 auto;
}

.step {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: center;
  padding: var(--space-8) 0;
}

@media (min-width: 768px) {
  .step {
    grid-template-columns: auto 1fr 1fr;
    gap: var(--space-10);
  }
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  font-size: var(--text-xl);
  font-weight: 700;
  background: var(--primary);
  color: var(--primary-foreground);
  border-radius: var(--radius-full);
  margin: 0 auto;
}

@media (min-width: 768px) {
  .step-number {
    margin: 0;
  }
}

.step-content {
  text-align: center;
}

@media (min-width: 768px) {
  .step-content {
    text-align: left;
  }
}

.step-title {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--foreground);
}

.step-desc {
  font-size: var(--text-base);
  color: var(--muted-foreground);
  line-height: 1.7;
}

.step-visual {
  display: flex;
  justify-content: center;
}

.step-connector {
  display: none;
  width: 2px;
  height: 32px;
  background: var(--border);
  margin: 0 auto;
}

@media (min-width: 768px) {
  .step-connector {
    display: block;
    margin-left: 27px;
  }
}

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

.social-proof {
  background: var(--background);
  padding: var(--space-20) 0;
}

.proof-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.proof-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  background: var(--success-light);
  color: var(--success);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.proof-badge svg {
  color: var(--success);
}

.proof-title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .proof-title {
    font-size: var(--text-4xl);
  }
}

.proof-desc {
  font-size: var(--text-lg);
  color: var(--muted-foreground);
  margin-bottom: var(--space-12);
}

.proof-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  padding: var(--space-10);
  background: var(--background-secondary);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--border);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .stat-number {
    font-size: var(--text-5xl);
  }
}

.stat-unit {
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--primary);
}

.stat-label {
  display: block;
  font-size: var(--text-sm);
  color: var(--muted-foreground);
  margin-top: var(--space-2);
}

.stat-subtext {
  display: block;
  font-size: var(--text-xs);
  color: var(--muted-foreground);
  margin-top: var(--space-1);
  opacity: 0.8;
}

/* ==========================================================================
   Demo Request Section
   ========================================================================== */

.demo {
  background: linear-gradient(180deg, var(--background-secondary) 0%, var(--background) 100%);
  padding: var(--space-24) 0;
}

.demo .container {
  padding: 0 var(--space-4);
}

@media (min-width: 640px) {
  .demo .container {
    padding: 0 var(--space-8);
  }
}

.demo-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .demo-wrapper {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-20);
  }
}

.demo-info {
  text-align: center;
}

@media (min-width: 1024px) {
  .demo-info {
    text-align: left;
  }
}

.demo-title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-5);
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .demo-title {
    font-size: var(--text-4xl);
  }
}

.demo-desc {
  font-size: var(--text-lg);
  color: var(--muted-foreground);
  margin-bottom: var(--space-8);
  line-height: 1.8;
}

.demo-benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

@media (min-width: 1024px) {
  .demo-benefits {
    align-items: flex-start;
  }
}

.demo-benefits li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--foreground-secondary);
}

.demo-benefits svg {
  color: var(--success);
  flex-shrink: 0;
}

.demo-form-container {
  position: relative;
}

.demo-form {
  padding: var(--space-6);
  background: var(--background);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-xl);
}

@media (min-width: 640px) {
  .demo-form {
    padding: var(--space-10);
    border-radius: var(--radius-2xl);
  }
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--foreground);
}

.form-group .required {
  color: var(--destructive);
}

.form-group .optional {
  color: var(--muted-foreground);
  font-weight: 400;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  font-size: var(--text-base);
  color: var(--foreground);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

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

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2371717a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 18px;
  padding-right: var(--space-10);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-success {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-10);
  background: var(--background);
  border-radius: var(--radius-2xl);
  text-align: center;
}

.form-success[hidden] {
  display: none;
}

.success-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: var(--success-light);
  color: var(--success);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.form-success h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--foreground);
}

.form-success p {
  color: var(--muted-foreground);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.3);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.btn-full {
  width: 100%;
}

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

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

@media (prefers-reduced-motion: reduce) {
  .btn-primary:hover {
    transform: none;
  }
}

.btn-outline {
  background: transparent;
  color: var(--foreground);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background: var(--background-secondary);
  border-color: var(--foreground);
}

/* ==========================================================================
   Scenarios Section
   ========================================================================== */

.scenarios {
  background: var(--background);
}

.scenarios-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .scenarios-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.scenario-card {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--transition-base);
}

.scenario-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.scenario-situation {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: var(--space-3);
}

.scenario-pain {
  font-size: var(--text-sm);
  color: var(--muted-foreground);
  line-height: 1.5;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-light);
}

.scenario-solution {
  font-size: var(--text-sm);
  color: var(--foreground);
  line-height: 1.5;
  font-weight: 500;
}

.scenario-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  margin-right: var(--space-2);
}

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

.faq {
  background: var(--background-secondary);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .faq-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.faq-item {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--transition-base);
}

.faq-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.faq-item h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: var(--space-3);
}

.faq-item p {
  font-size: var(--text-base);
  color: var(--muted-foreground);
  line-height: 1.7;
  margin: 0;
}

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

.footer {
  background: var(--background);
  color: var(--foreground);
  padding: var(--space-20) 0 var(--space-10);
  border-top: 1px solid var(--border);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: 2fr 3fr;
  }
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  height: 28px;
  margin-bottom: var(--space-4);
}

.footer-logo .logo-text {
  fill: var(--foreground);
}

.footer-tagline {
  font-size: var(--text-base);
  color: var(--muted-foreground);
  line-height: 1.7;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-10);
}

@media (min-width: 640px) {
  .footer-links {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-column h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-4);
  color: var(--foreground);
}

.footer-column a {
  display: block;
  font-size: var(--text-sm);
  color: var(--muted-foreground);
  padding: var(--space-2) 0;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-8);
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-copyright {
  font-size: var(--text-sm);
  color: var(--muted-foreground);
}

.footer-business-info {
  font-size: var(--text-xs);
  color: var(--muted-foreground);
  opacity: 0.6;
  line-height: 1.6;
}

.footer-legal {
  display: flex;
  gap: var(--space-6);
}

.footer-legal a:hover {
  color: var(--primary);
}

/* ==========================================================================
   Animations - Premium Effects
   ========================================================================== */

/* Base fade up animation */
.animate-fade-up {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll-triggered animations with stagger support */
[data-animate] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger animations for grid items */
[data-animate-stagger] > [data-animate]:nth-child(1) { transition-delay: 0.1s; }
[data-animate-stagger] > [data-animate]:nth-child(2) { transition-delay: 0.2s; }
[data-animate-stagger] > [data-animate]:nth-child(3) { transition-delay: 0.3s; }
[data-animate-stagger] > [data-animate]:nth-child(4) { transition-delay: 0.4s; }
[data-animate-stagger] > [data-animate]:nth-child(5) { transition-delay: 0.5s; }
[data-animate-stagger] > [data-animate]:nth-child(6) { transition-delay: 0.6s; }

/* Scale in animation */
[data-animate="scale"] {
  opacity: 0;
  transform: scale(0.9);
}

[data-animate="scale"].visible {
  opacity: 1;
  transform: scale(1);
}

/* Fade in from left */
[data-animate="fade-left"] {
  opacity: 0;
  transform: translateX(-40px);
}

[data-animate="fade-left"].visible {
  opacity: 1;
  transform: translateX(0);
}

/* Fade in from right */
[data-animate="fade-right"] {
  opacity: 0;
  transform: translateX(40px);
}

[data-animate="fade-right"].visible {
  opacity: 1;
  transform: translateX(0);
}

/* Blur in animation */
[data-animate="blur"] {
  opacity: 0;
  filter: blur(10px);
  transform: translateY(20px);
}

[data-animate="blur"].visible {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

/* Floating animation - continuous */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes floatRotate {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-12px) rotate(2deg); }
}

/* Pulse glow animation */
@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
  }
  50% {
    box-shadow: 0 0 40px rgba(59, 130, 246, 0.4);
  }
}

/* Shimmer effect for badges */
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.shimmer-effect {
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.4) 50%,
    transparent 100%
  );
  background-size: 200% 100%;
  animation: shimmer 3s infinite;
}

/* Gradient text animation */
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.animate-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent-pink) 50%, var(--primary) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 4s ease infinite;
}

/* Hero screenshot enhanced animations */
.screenshot-container {
  animation: floatRotate 6s ease-in-out infinite;
}

.screenshot-frame {
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.screenshot-frame:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-2xl), 0 0 60px rgba(59, 130, 246, 0.15);
}

/* Floating badges enhanced */
.floating-badge {
  animation: float 4s ease-in-out infinite;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.floating-badge:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: var(--shadow-xl);
}

.floating-1 {
  animation-delay: 0s;
  animation-duration: 4s;
}

.floating-2 {
  animation-delay: 2s;
  animation-duration: 5s;
}

/* Card hover animations enhanced */
.problem-card,
.target-card,
.scenario-card,
.faq-item {
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.problem-card:hover,
.target-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl), 0 0 40px rgba(59, 130, 246, 0.15);
}

.scenario-card:hover,
.faq-item:hover {
  transform: translateY(-4px);
}

/* Icon animations on hover */
.problem-icon,
.target-icon {
  transition: transform var(--transition-base), background var(--transition-base);
}

.problem-card:hover .problem-icon,
.target-card:hover .target-icon {
  transform: scale(1.1) rotate(5deg);
  background: var(--primary);
}

.problem-card:hover .problem-icon svg,
.target-card:hover .target-icon svg {
  color: var(--primary-foreground);
  transition: color var(--transition-fast);
}

/* Step number pulse */
.step-number {
  position: relative;
  transition: transform var(--transition-base);
}

.step-number::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-full);
  border: 2px solid var(--primary);
  opacity: 0;
  transform: scale(0.8);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.step:hover .step-number {
  transform: scale(1.1);
}

.step:hover .step-number::after {
  opacity: 0.5;
  transform: scale(1.2);
  animation: pulseRing 1.5s ease-out infinite;
}

@keyframes pulseRing {
  0% {
    opacity: 0.5;
    transform: scale(1.2);
  }
  100% {
    opacity: 0;
    transform: scale(1.6);
  }
}

/* Button hover enhancements */
.btn-primary {
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.btn-primary:hover::after {
  width: 300px;
  height: 300px;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(59, 130, 246, 0.3);
}

/* Section badge animation */
.section-badge {
  position: relative;
  overflow: hidden;
}

.section-badge::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: shimmer 3s infinite;
}

/* Stats counter glow */
.stat-number {
  transition: text-shadow var(--transition-base);
}

.stat-item:hover .stat-number {
  text-shadow: 0 0 30px rgba(59, 130, 246, 0.5);
}

/* Feature screenshot visual parallax-like effect */
.feature-screenshot-visual {
  transition: transform var(--transition-slow);
}

.feature-screenshot:hover .feature-screenshot-visual {
  transform: translateY(-8px);
}

/* Demo form glow on focus */
.demo-form {
  transition: box-shadow var(--transition-base);
}

.demo-form:focus-within {
  box-shadow: var(--shadow-2xl), 0 0 60px rgba(59, 130, 246, 0.15);
}

/* Navigation link underline animation */
.nav-links > a {
  position: relative;
}

.nav-links > a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition-base);
}

.nav-links > a:hover::after {
  width: 100%;
}

/* Scroll indicator enhanced */
.scroll-indicator {
  animation: bounce 2s infinite, fadeInOut 2s ease-in-out infinite;
}

@keyframes fadeInOut {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

/* Problem quote gradient animation */
.problem-quote {
  position: relative;
  overflow: hidden;
}

.problem-quote::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 40%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 60%
  );
  animation: shine 4s infinite;
}

@keyframes shine {
  0% { transform: translateX(-100%) rotate(45deg); }
  100% { transform: translateX(100%) rotate(45deg); }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  .animate-fade-up,
  [data-animate],
  .floating-badge,
  .screenshot-container,
  .scroll-indicator,
  .btn-primary,
  .problem-card,
  .target-card,
  .scenario-card,
  .faq-item,
  .section-badge::after,
  .problem-quote::before {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
    filter: none;
  }

  .btn-primary::after,
  .nav-links > a::after {
    display: none;
  }
}

/* ==========================================================================
   Tabbed Features Section - Circle.so Style
   Large sections with tab switching, left text + right image
   ========================================================================== */

.features-tabbed {
  background: var(--background);
}

/* Section wrapper for each feature block */
.feature-block {
  padding: var(--space-20) 0;
  border-bottom: 1px solid var(--border-light);
}

.feature-block:last-child {
  border-bottom: none;
}

.feature-block.alt-bg {
  background: var(--background-secondary);
}

/* Feature block header */
.feature-block-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-12);
}

.feature-block-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.feature-block-badge.violet {
  background: var(--primary-light);
  color: var(--primary);
}

.feature-block-badge.emerald {
  background: var(--emerald-light);
  color: var(--emerald);
}

.feature-block-badge.amber {
  background: var(--amber-light);
  color: var(--amber);
}

.feature-block-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .feature-block-title {
    font-size: var(--text-4xl);
  }
}

.feature-block-desc {
  font-size: var(--text-lg);
  color: var(--muted-foreground);
  line-height: 1.7;
}

/* Sub-feature tabs within each block */
.feature-subtabs {
  display: flex;
  justify-content: center;
  gap: var(--space-1);
  margin-bottom: var(--space-10);
  flex-wrap: wrap;
}

.feature-subtab {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--muted-foreground);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
}

.feature-subtab:hover {
  color: var(--foreground);
  background: var(--background-secondary);
}

.feature-subtab.active {
  color: var(--foreground);
  background: var(--background);
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

/* Sub-panels: left text + right image */
.feature-subpanels {
  position: relative;
}

.feature-subpanel {
  display: none;
  animation: subtabFadeIn 0.5s ease;
}

.feature-subpanel.active {
  display: block;
}

@keyframes subtabFadeIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Two-column layout: text left, image right */
.feature-subpanel-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 1024px) {
  .feature-subpanel-content {
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-16);
  }
}

/* Text side */
.feature-text {
  text-align: center;
  order: 2;
}

@media (min-width: 1024px) {
  .feature-text {
    text-align: left;
    order: 1;
  }
}

.feature-text-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .feature-text-title {
    font-size: var(--text-3xl);
  }
}

.feature-text-desc {
  font-size: var(--text-base);
  color: var(--muted-foreground);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}

@media (min-width: 640px) {
  .feature-text-desc {
    font-size: var(--text-lg);
  }
}

.feature-text-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.feature-text-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--foreground-secondary);
}

@media (min-width: 1024px) {
  .feature-text-list {
    align-items: flex-start;
  }
}

.feature-text-list svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--primary);
}

/* Image side */
.feature-image {
  display: flex;
  justify-content: center;
  order: 1;
}

@media (min-width: 1024px) {
  .feature-image {
    order: 2;
  }
}

.feature-image .screenshot-frame {
  width: 100%;
  max-width: 560px;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition-slow);
}

.feature-image .screenshot-frame:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-2xl), 0 20px 60px rgba(59, 130, 246, 0.15);
}

@media (prefers-reduced-motion: reduce) {
  .feature-image .screenshot-frame:hover {
    transform: none;
  }
}

/* ==========================================================================
   Hero Logo Strip - Circle.so Style
   ========================================================================== */

.hero-logos {
  margin-top: var(--space-12);
  text-align: center;
}

@media (min-width: 1024px) {
  .hero-logos {
    text-align: left;
  }
}

.hero-logos-label {
  font-size: var(--text-sm);
  color: var(--muted-foreground);
  margin-bottom: var(--space-2);
  font-weight: 500;
}

.logo-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-6);
  opacity: 0.8;
  /* filter: grayscale(1); */
  transition: all var(--transition-base);
}

@media (min-width: 1024px) {
  .logo-strip {
    justify-content: flex-start;
  }
}

.logo-strip:hover {
  opacity: 0.7;
}

.logo-strip-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  /* color: var(--muted-foreground); */
}

/* ==========================================================================
   Testimonials Section - Circle.so Style
   ========================================================================== */

.testimonials {
  background: var(--background);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

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

.testimonial-card {
  padding: var(--space-8);
  background: var(--background);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(59, 130, 246, 0.1);
  transform: translateY(-4px);
}

@media (prefers-reduced-motion: reduce) {
  .testimonial-card:hover {
    transform: none;
  }
}

.testimonial-quote {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-6);
}

.testimonial-quote::before {
  content: '"';
  position: absolute;
  left: 0;
  top: -8px;
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  opacity: 0.5;
}

.testimonial-text {
  font-size: var(--text-base);
  color: var(--foreground-secondary);
  line-height: 1.7;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 700;
  font-size: var(--text-lg);
}

.testimonial-info {
  display: flex;
  flex-direction: column;
}

.testimonial-name {
  font-weight: 600;
  color: var(--foreground);
  font-size: var(--text-base);
}

.testimonial-role {
  font-size: var(--text-sm);
  color: var(--muted-foreground);
}

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

.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;
}