/* =====================================================
   HELLOBOTZ – Global Design System
   Enterprise AI SaaS Platform
   Single source of truth for all pages
   ===================================================== */

/* ---------- CSS Variables ---------- */
:root {
  /* Brand */
  --primary: #8B5CF6;
  --primary-hover: #7C3AED;
  --primary-light: rgba(139, 92, 246, 0.12);
  --primary-glow: rgba(139, 92, 246, 0.35);
  --accent: #06B6D4;
  --accent-hover: #0891B2;
  --accent-light: rgba(6, 182, 212, 0.12);
  --success: #22C55E;
  --success-light: rgba(34, 197, 94, 0.12);
  --warning: #F59E0B;
  --danger: #EF4444;

  /* Neutrals */
  --dark: #0B1120;
  --dark-card: #111827;
  --dark-elevated: #1F2937;
  --bg: #FFFFFF;
  --bg-alt: #F8FAFC;
  --bg-muted: #F1F5F9;
  --border: #E5E7EB;
  --border-light: #F3F4F6;
  --text: #111827;
  --text-secondary: #6B7280;
  --text-muted: #9CA3AF;
  --text-inverse: #FFFFFF;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #8B5CF6 0%, #06B6D4 100%);
  --gradient-primary-soft: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(6, 182, 212, 0.15) 100%);
  --gradient-dark: linear-gradient(180deg, #0B1120 0%, #111827 100%);
  --gradient-hero: linear-gradient(135deg, #0B1120 0%, #1E1B4B 50%, #0B1120 100%);
  --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.02) 100%);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Inter', var(--font-sans);
  --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;

  --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: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;

  --leading-tight: 1.15;
  --leading-snug: 1.3;
  --leading-normal: 1.5;
  --leading-relaxed: 1.65;

  --tracking-tight: -0.025em;
  --tracking-normal: 0;
  --tracking-wide: 0.025em;

  /* 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-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  --radius-3xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --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-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 0 40px var(--primary-glow);
  --shadow-card: 0 0 0 1px rgba(0,0,0,0.03), 0 2px 4px rgba(0,0,0,0.04), 0 12px 24px rgba(0,0,0,0.06);

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-bg-dark: rgba(17, 24, 39, 0.75);
  --glass-border: rgba(255, 255, 255, 0.18);
  --glass-blur: blur(16px) saturate(180%);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --duration-slow: 400ms;

  /* Layout */
  --container: 1200px;
  --container-wide: 1400px;
  --header-height: 72px;
  --header-height-scrolled: 64px;

  /* Z-index */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-header: 300;
  --z-overlay: 400;
  --z-modal: 500;
  --z-toast: 600;
  --z-widget: 700;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

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

ul, ol {
  list-style: none;
}

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

::selection {
  background: var(--primary);
  color: white;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--text);
}

h1 { font-size: clamp(2.5rem, 5vw, var(--text-6xl)); }
h2 { font-size: clamp(2rem, 4vw, var(--text-4xl)); }
h3 { font-size: clamp(1.5rem, 3vw, var(--text-3xl)); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

.lead {
  font-size: var(--text-xl);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

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

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.container-wide {
  max-width: var(--container-wide);
}

.section {
  padding: var(--space-24) 0;
  position: relative;
}

.section-sm {
  padding: var(--space-16) 0;
}

.section-lg {
  padding: var(--space-32) 0;
}

.section-dark {
  background: var(--dark);
  color: var(--text-inverse);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--text-inverse);
}

.section-dark .lead,
.section-dark p {
  color: rgba(255, 255, 255, 0.7);
}

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

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-16);
}

.section-header .badge {
  margin-bottom: var(--space-4);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header .lead {
  margin: 0 auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-weight: 600;
  font-size: var(--text-sm);
  line-height: 1;
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius-full);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  user-select: none;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--ripple-x, 50%) var(--ripple-y, 50%), rgba(255,255,255,0.35) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s var(--ease-out);
  pointer-events: none;
}

.btn:active::after {
  opacity: 1;
  transition: opacity 0s;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--primary-glow);
  filter: brightness(1.05);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--dark);
  color: white;
}

.btn-secondary:hover {
  background: var(--dark-elevated);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

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

.btn-white {
  background: white;
  color: var(--text);
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-lg {
  padding: 1.125rem 2rem;
  font-size: var(--text-base);
}

.btn-sm {
  padding: 0.625rem 1.125rem;
  font-size: var(--text-xs);
}

.btn-icon {
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border-radius: var(--radius-full);
}

.btn svg {
  width: 1.125rem;
  height: 1.125rem;
  flex-shrink: 0;
}

/* ---------- Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

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

.badge-accent {
  background: var(--accent-light);
  color: var(--accent);
}

.badge-success {
  background: var(--success-light);
  color: var(--success);
}

.badge-dark {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.9);
}

.badge-dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ---------- Cards ---------- */
.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
}

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

.card-glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

.card-dark {
  background: var(--dark-card);
  border-color: rgba(255,255,255,0.08);
  color: var(--text-inverse);
}

.card-dark:hover {
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 0 0 1px rgba(139, 92, 246, 0.15), var(--shadow-xl);
}

.card-feature {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card-feature .icon-box {
  margin-bottom: var(--space-5);
}

.card-feature h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.card-feature p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  flex: 1;
}

.card-interactive {
  cursor: pointer;
}

.card-interactive:hover {
  border-color: var(--primary);
}

/* Icon Box */
.icon-box {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: var(--primary-light);
  color: var(--primary);
}

.icon-box svg {
  width: 1.5rem;
  height: 1.5rem;
}

.icon-box-lg {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-2xl);
}

.icon-box-lg svg {
  width: 1.75rem;
  height: 1.75rem;
}

.icon-box-accent {
  background: var(--accent-light);
  color: var(--accent);
}

.icon-box-success {
  background: var(--success-light);
  color: var(--success);
}

.icon-box-gradient {
  background: var(--gradient-primary);
  color: white;
}

/* ---------- Forms ---------- */
.form-group {
  position: relative;
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text);
  margin-bottom: var(--space-2);
}

.form-input {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: var(--text-base);
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast) var(--ease-out);
  appearance: none;
}

.form-input:hover {
  border-color: #D1D5DB;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-floating {
  position: relative;
}

.form-floating .form-input {
  padding-top: 1.375rem;
  padding-bottom: 0.5rem;
}

.form-floating .form-label {
  position: absolute;
  top: 50%;
  left: 1rem;
  transform: translateY(-50%);
  margin: 0;
  color: var(--text-muted);
  pointer-events: none;
  transition: all var(--duration-fast) var(--ease-out);
  font-weight: 400;
}

.form-floating .form-input:focus ~ .form-label,
.form-floating .form-input:not(:placeholder-shown) ~ .form-label {
  top: 0.625rem;
  transform: none;
  font-size: var(--text-xs);
  color: var(--primary);
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  height: var(--header-height);
  transition: all var(--duration-normal) var(--ease-out);
}

.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid transparent;
  transition: all var(--duration-normal) var(--ease-out);
}

.site-header.scrolled::before {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom-color: rgba(0,0,0,0.06);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.site-header.scrolled {
  height: var(--header-height-scrolled);
}

.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
  gap: var(--space-6);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  font-size: var(--text-xl);
  color: var(--text);
  flex-shrink: 0;
  z-index: 1;
}

.logo-icon {
  width: 2rem;
  height: 2rem;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.logo-icon svg {
  width: 1.125rem;
  height: 1.125rem;
}

/* Nav */
.nav-desktop {
  display: none;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  justify-content: center;
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
  }
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.5rem 0.875rem;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
  background: rgba(0,0,0,0.04);
}

.nav-link svg {
  width: 0.875rem;
  height: 0.875rem;
  transition: transform var(--duration-fast) var(--ease-out);
}

.nav-item.open .nav-link svg {
  transform: rotate(180deg);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  z-index: 1;
}

.header-search {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  transition: all var(--duration-fast);
}

.header-search:hover {
  background: rgba(0,0,0,0.05);
  color: var(--text);
}

@media (min-width: 1024px) {
  .header-search {
    display: flex;
  }
}

.header-login {
  display: none;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.5rem 0.75rem;
}

.header-login:hover {
  color: var(--text);
}

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

.btn-header-cta {
  display: none;
}

@media (min-width: 640px) {
  .btn-header-cta {
    display: inline-flex;
  }
}

/* Mobile Toggle */
.mobile-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0.5rem;
  border-radius: var(--radius-md);
  z-index: 1;
}

@media (min-width: 1024px) {
  .mobile-toggle {
    display: none;
  }
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: all var(--duration-normal) var(--ease-out);
  transform-origin: center;
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Mega Menu ---------- */
.mega-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 560px;
  max-width: 720px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--duration-normal) var(--ease-out);
  z-index: var(--z-dropdown);
  overflow: hidden;
}

.nav-item.open .mega-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.mega-menu.align-left {
  left: 0;
  transform: translateX(0) translateY(8px);
}

.nav-item.open .mega-menu.align-left {
  transform: translateX(0) translateY(0);
}

.mega-menu.align-right {
  left: auto;
  right: 0;
  transform: translateX(0) translateY(8px);
}

.nav-item.open .mega-menu.align-right {
  transform: translateX(0) translateY(0);
}

.mega-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.mega-links {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mega-link {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast) var(--ease-out);
}

.mega-link:hover {
  background: var(--bg-alt);
}

.mega-link .icon-box {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-lg);
}

.mega-link .icon-box svg {
  width: 1.25rem;
  height: 1.25rem;
}

.mega-link-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.125rem;
}

.mega-link-desc {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.4;
}

.mega-featured {
  background: var(--bg-alt);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-left: 1px solid var(--border);
}

.mega-featured-badge {
  margin-bottom: var(--space-3);
}

.mega-featured h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-2);
}

.mega-featured p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

.mega-featured-img {
  border-radius: var(--radius-lg);
  background: var(--gradient-primary-soft);
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-top: auto;
}

/* ---------- Mobile Menu ---------- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  visibility: hidden;
  pointer-events: none;
}

.mobile-menu.open {
  visibility: visible;
  pointer-events: auto;
}

.mobile-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(11, 17, 32, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.mobile-menu.open .mobile-backdrop {
  opacity: 1;
}

.mobile-drawer {
  position: absolute;
  top: 0;
  right: 0;
  width: min(100%, 400px);
  height: 100%;
  background: var(--bg);
  transform: translateX(100%);
  transition: transform var(--duration-slow) var(--ease-out);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}

.mobile-menu.open .mobile-drawer {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.mobile-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  -webkit-overflow-scrolling: touch;
}

.mobile-nav-item {
  border-bottom: 1px solid var(--border-light);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-4);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--text);
  transition: color var(--duration-fast);
}

.mobile-nav-link:hover {
  color: var(--primary);
}

.mobile-nav-link svg {
  width: 1.125rem;
  height: 1.125rem;
  transition: transform var(--duration-normal) var(--ease-out);
}

.mobile-nav-item.open > .mobile-nav-link svg {
  transform: rotate(180deg);
}

.mobile-submenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out);
}

.mobile-nav-item.open .mobile-submenu {
  max-height: 600px;
}

.mobile-submenu-inner {
  padding: 0 var(--space-4) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-submenu a {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast);
}

.mobile-submenu a:hover {
  background: var(--bg-alt);
  color: var(--primary);
}

.mobile-drawer-footer {
  padding: var(--space-5);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-top: calc(var(--header-height) + var(--space-16));
  padding-bottom: var(--space-20);
  overflow: hidden;
  background: var(--bg);
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-gradient {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(139, 92, 246, 0.12) 0%, rgba(6, 182, 212, 0.06) 40%, transparent 70%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 8s ease-in-out infinite;
}

.hero-orb-1 {
  width: 400px;
  height: 400px;
  background: var(--primary);
  top: 10%;
  right: 10%;
  opacity: 0.15;
}

.hero-orb-2 {
  width: 300px;
  height: 300px;
  background: var(--accent);
  bottom: 20%;
  left: 5%;
  opacity: 0.12;
  animation-delay: -3s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}

.hero-badge {
  margin-bottom: var(--space-6);
  animation: fadeUp 0.6s var(--ease-out) both;
}

.hero h1 {
  margin-bottom: var(--space-6);
  animation: fadeUp 0.6s var(--ease-out) 0.1s both;
}

.hero .lead {
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeUp 0.6s var(--ease-out) 0.2s both;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-12);
  animation: fadeUp 0.6s var(--ease-out) 0.3s both;
}

.hero-visual {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  animation: fadeUp 0.8s var(--ease-out) 0.4s both;
}

.hero-dashboard {
  background: var(--dark-card);
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-2xl), 0 0 80px rgba(139, 92, 246, 0.15);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  position: relative;
}

.hero-dashboard-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.hero-dashboard-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
}

.hero-dashboard-dot:nth-child(1) { background: #EF4444; }
.hero-dashboard-dot:nth-child(2) { background: #F59E0B; }
.hero-dashboard-dot:nth-child(3) { background: #22C55E; }

.hero-dashboard-body {
  padding: var(--space-6);
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-4);
  height: calc(100% - 40px);
}

.hero-sidebar {
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.hero-sidebar-item {
  height: 12px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.06);
}

.hero-sidebar-item.active {
  background: var(--primary);
  opacity: 0.6;
  width: 70%;
}

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

.hero-chat {
  flex: 1;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.hero-msg {
  max-width: 70%;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.7);
}

.hero-msg.bot {
  background: rgba(139, 92, 246, 0.2);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.hero-msg.user {
  background: rgba(6, 182, 212, 0.2);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.hero-stat-card {
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  text-align: center;
}

.hero-stat-value {
  font-size: var(--text-lg);
  font-weight: 700;
  color: white;
  margin-bottom: 2px;
}

.hero-stat-label {
  font-size: 10px;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 768px) {
  .hero-dashboard-body {
    grid-template-columns: 1fr;
  }
  .hero-sidebar {
    display: none;
  }
}

/* ---------- Stats ---------- */
.stats-section {
  padding: var(--space-16) 0;
  background: var(--dark);
  position: relative;
  overflow: hidden;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

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

.stat-value {
  font-size: clamp(2rem, 4vw, var(--text-5xl));
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-2);
  line-height: 1;
}

.stat-label {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  font-weight: 500;
}

/* ---------- Trusted ---------- */
.trusted-section {
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--border);
}

.trusted-label {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: var(--space-8);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.trusted-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-8) var(--space-12);
  opacity: 0.5;
}

.trusted-logo {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: -0.02em;
  transition: opacity var(--duration-fast);
}

.trusted-logo:hover {
  opacity: 1;
  color: var(--text);
}

/* ---------- Features Grid ---------- */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

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

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

/* ---------- AI Features (Bento) ---------- */
.bento-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

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

@media (min-width: 1024px) {
  .bento-grid {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto auto;
  }
  .bento-item-large {
    grid-column: span 2;
  }
}

.bento-card {
  background: var(--dark-card);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
}

.bento-card:hover {
  border-color: rgba(139, 92, 246, 0.3);
  transform: translateY(-2px);
}

.bento-card h3 {
  color: white;
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.bento-card p {
  color: rgba(255,255,255,0.6);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.bento-visual {
  margin-top: var(--space-6);
  height: 140px;
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.bento-glow {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: var(--primary);
  filter: blur(80px);
  opacity: 0.2;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* ---------- WhatsApp Section ---------- */
.whatsapp-section {
  position: relative;
  overflow: hidden;
}

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

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

.whatsapp-content h2 {
  margin-bottom: var(--space-4);
}

.whatsapp-content .lead {
  margin-bottom: var(--space-8);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.feature-list-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.feature-list-item .check {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: var(--radius-full);
  background: var(--success-light);
  color: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-list-item .check svg {
  width: 0.875rem;
  height: 0.875rem;
}

.feature-list-item span {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

.whatsapp-visual {
  position: relative;
}

.phone-mockup {
  max-width: 320px;
  margin: 0 auto;
  background: var(--dark);
  border-radius: 2.5rem;
  padding: 0.75rem;
  box-shadow: var(--shadow-2xl), 0 0 60px rgba(37, 211, 102, 0.15);
  border: 2px solid rgba(255,255,255,0.1);
}

.phone-screen {
  background: #0B141A;
  border-radius: 2rem;
  overflow: hidden;
  min-height: 480px;
}

.wa-header {
  background: #1F2C34;
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.wa-avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: var(--text-sm);
}

.wa-info h4 {
  color: white;
  font-size: var(--text-sm);
  font-weight: 600;
}

.wa-info span {
  color: rgba(255,255,255,0.5);
  font-size: var(--text-xs);
}

.wa-messages {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-height: 360px;
}

.wa-bubble {
  max-width: 80%;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  line-height: 1.4;
}

.wa-bubble.incoming {
  background: #1F2C34;
  color: rgba(255,255,255,0.9);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.wa-bubble.outgoing {
  background: #005C4B;
  color: rgba(255,255,255,0.9);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.wa-time {
  font-size: 10px;
  color: rgba(255,255,255,0.4);
  margin-top: 2px;
  text-align: right;
}

/* ---------- Omnichannel ---------- */
.channels-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

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

@media (min-width: 1024px) {
  .channels-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.channel-card {
  text-align: center;
  padding: var(--space-6) var(--space-4);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  transition: all var(--duration-normal) var(--ease-out);
}

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

.channel-icon {
  width: 3rem;
  height: 3rem;
  margin: 0 auto var(--space-3);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.channel-card h4 {
  font-size: var(--text-sm);
  font-weight: 600;
}

/* ---------- Flow Builder ---------- */
.flow-visual {
  background: var(--dark-card);
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  min-height: 360px;
}

.flow-nodes {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.flow-node {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-4) var(--space-5);
  text-align: center;
  min-width: 120px;
  transition: all var(--duration-normal);
}

.flow-node:hover {
  border-color: var(--primary);
  background: rgba(139, 92, 246, 0.1);
}

.flow-node-icon {
  width: 2.5rem;
  height: 2.5rem;
  margin: 0 auto var(--space-2);
  border-radius: var(--radius-lg);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.flow-node-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.flow-node h4 {
  color: white;
  font-size: var(--text-sm);
  margin-bottom: 2px;
}

.flow-node span {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}

.flow-arrow {
  color: rgba(255,255,255,0.2);
  font-size: 1.5rem;
}

/* ---------- Integrations ---------- */
.integrations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

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

@media (min-width: 1024px) {
  .integrations-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.integration-card {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  transition: all var(--duration-normal) var(--ease-out);
}

.integration-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.integration-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-lg);
  background: var(--bg-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--text);
}

.integration-card span {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-secondary);
  text-align: center;
}

/* ---------- Industries ---------- */
.industries-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

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

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

.industry-card {
  position: relative;
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  background: var(--dark-card);
  border: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.industry-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  transform: translateY(-4px);
}

.industry-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: var(--primary);
  filter: blur(60px);
  opacity: 0.15;
  transition: opacity var(--duration-normal);
}

.industry-card:hover::before {
  opacity: 0.3;
}

.industry-card h3 {
  color: white;
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
  position: relative;
}

.industry-card p {
  color: rgba(255,255,255,0.5);
  font-size: var(--text-sm);
  position: relative;
}

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

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

.testimonial-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  transition: all var(--duration-normal) var(--ease-out);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-4);
  color: #F59E0B;
}

.testimonial-stars svg {
  width: 1rem;
  height: 1rem;
  fill: currentColor;
}

.testimonial-text {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text);
  margin-bottom: var(--space-6);
  flex: 1;
}

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

.testimonial-avatar {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: var(--text-sm);
}

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

.testimonial-role {
  font-size: var(--text-xs);
  color: var(--text-secondary);
}

/* ---------- Pricing Preview ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  max-width: 1000px;
  margin: 0 auto;
}

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

.pricing-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  position: relative;
  transition: all var(--duration-normal) var(--ease-out);
  display: flex;
  flex-direction: column;
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), var(--shadow-lg);
}

.pricing-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: white;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 0.25rem 0.875rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-name {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
}

.pricing-amount {
  font-size: var(--text-4xl);
  font-weight: 800;
  letter-spacing: var(--tracking-tight);
}

.pricing-period {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.pricing-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--border);
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  flex: 1;
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

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

.pricing-card .btn {
  width: 100%;
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
}

.faq-item:hover {
  border-color: #D1D5DB;
}

.faq-item.open {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary-light);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-5) var(--space-6);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text);
  text-align: left;
  gap: var(--space-4);
  transition: color var(--duration-fast);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  transition: transform var(--duration-normal) var(--ease-out);
  color: var(--text-muted);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out);
}

.faq-item.open .faq-answer {
  max-height: 400px;
}

.faq-answer-inner {
  padding: 0 var(--space-6) var(--space-5);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

/* ---------- Final CTA ---------- */
.final-cta {
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero);
  text-align: center;
  padding: var(--space-24) 0;
}

.final-cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, transparent 70%);
  pointer-events: none;
}

.final-cta h2 {
  color: white;
  margin-bottom: var(--space-4);
  position: relative;
}

.final-cta .lead {
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-8);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.final-cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  position: relative;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding-top: var(--space-20);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-16);
}

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

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  }
}

.footer-brand {
  max-width: 280px;
}

.footer-brand .logo {
  color: white;
  margin-bottom: var(--space-4);
}

.footer-brand p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  color: rgba(255,255,255,0.5);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social a {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: all var(--duration-fast);
}

.footer-social a:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

.footer-social a svg {
  width: 1rem;
  height: 1rem;
}

.footer-col h4 {
  color: white;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-col a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
  transition: color var(--duration-fast);
}

.footer-col a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-6) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-copy {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.4);
}

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

.footer-legal a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.4);
  transition: color var(--duration-fast);
}

.footer-legal a:hover {
  color: white;
}

/* ---------- WhatsApp Widget ---------- */
.wa-widget {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-widget);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-3);
}

.wa-widget-panel {
  background: var(--bg);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--border);
  width: 280px;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.95);
  transition: all var(--duration-normal) var(--ease-out);
  pointer-events: none;
}

.wa-widget.open .wa-widget-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.wa-widget-header {
  background: var(--gradient-primary);
  padding: var(--space-4);
  color: white;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.wa-widget-header h4 {
  color: white;
  font-size: var(--text-sm);
  font-weight: 600;
}

.wa-widget-header span {
  font-size: var(--text-xs);
  opacity: 0.8;
}

.wa-widget-body {
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.wa-widget-action {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text);
}

.wa-widget-action:hover {
  background: var(--bg-alt);
}

.wa-widget-action .action-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.wa-widget-action .action-icon.whatsapp {
  background: #25D366;
  color: white;
}

.wa-widget-action .action-icon.call {
  background: var(--primary-light);
  color: var(--primary);
}

.wa-widget-action .action-icon.demo {
  background: var(--accent-light);
  color: var(--accent);
}

.wa-widget-action .action-icon svg {
  width: 1.125rem;
  height: 1.125rem;
}

.wa-widget-btn {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-full);
  background: #25D366;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  border: none;
  cursor: pointer;
}

.wa-widget-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

.wa-widget-btn svg {
  width: 1.75rem;
  height: 1.75rem;
  transition: all var(--duration-normal);
}

.wa-widget.open .wa-widget-btn svg.icon-wa {
  opacity: 0;
  transform: scale(0);
  position: absolute;
}

.wa-widget-btn svg.icon-close {
  opacity: 0;
  transform: scale(0);
  position: absolute;
}

.wa-widget.open .wa-widget-btn svg.icon-close {
  opacity: 1;
  transform: scale(1);
}

.wa-widget-btn::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid #25D366;
  opacity: 0;
  animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* ---------- Animations & Utilities ---------- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

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

.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--primary);
  color: white;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  z-index: 9999;
  font-weight: 600;
  font-size: var(--text-sm);
}

.skip-link:focus {
  top: var(--space-4);
}

/* Responsive refinements */
@media (max-width: 639px) {
  .section {
    padding: var(--space-16) 0;
  }
  .hero {
    padding-top: calc(var(--header-height) + var(--space-10));
    padding-bottom: var(--space-12);
  }
  .hero-cta {
    flex-direction: column;
  }
  .hero-cta .btn {
    width: 100%;
  }
  .wa-widget {
    bottom: var(--space-4);
    right: var(--space-4);
  }
}