/* ==========================================================================
   CSS Variables & Reset
   ========================================================================== */

:root {
  /* Colors */
  --color-primary: #6366f1;
  --color-primary-dark: #4f46e5;
  --color-secondary: #8b5cf6;
  --color-accent: #f59e0b;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  
  /* Background Colors */
  --color-bg-primary: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-bg-tertiary: #334155;
  --color-bg-card: rgba(30, 41, 59, 0.8);
  --color-bg-overlay: rgba(15, 23, 42, 0.9);
  
  /* Text Colors */
  --color-text-primary: #ffffff;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #94a3b8;
  --color-text-inverse: #0f172a;
  
  /* Border Colors */
  --color-border: #334155;
  --color-border-light: #475569;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
  --gradient-secondary: linear-gradient(135deg, #1e293b 0%, #334155 100%);
  --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
  
  /* Spacing */
  --spacing-xs: 0.25rem;   /* 4px */
  --spacing-sm: 0.5rem;    /* 8px */
  --spacing-md: 1rem;      /* 16px */
  --spacing-lg: 1.5rem;    /* 24px */
  --spacing-xl: 2rem;      /* 32px */
  --spacing-2xl: 3rem;     /* 48px */
  --spacing-3xl: 4rem;     /* 64px */
  --spacing-4xl: 6rem;     /* 96px */
  
  /* Typography */
  --font-family-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-family-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  
  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem;  /* 36px */
  --font-size-5xl: 3rem;     /* 48px */
  --font-size-6xl: 3.75rem;  /* 60px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Borders & Radius */
  --border-radius-sm: 0.375rem;  /* 6px */
  --border-radius-md: 0.5rem;    /* 8px */
  --border-radius-lg: 0.75rem;   /* 12px */
  --border-radius-xl: 1rem;      /* 16px */
  --border-radius-2xl: 1.5rem;   /* 24px */
  --border-radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Z-Index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  
  /* Container Widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;
}

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

* {
  margin: 0;
  padding: 0;
  font: inherit;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  overflow-x: hidden;
}

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

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

ul, ol {
  list-style: none;
}

/* ==========================================================================
   Alert Banner
   ========================================================================== */

.alert-banner {
  background: var(--gradient-primary);
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.alert-banner__content {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
  text-align: center;
}

.alert-banner__text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.alert-banner__cta {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.2);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius-full);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.alert-banner__cta:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .alert-banner__content {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .alert-banner__text {
    font-size: var(--font-size-xs);
  }
}

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

.header {
  background: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 42px;
  z-index: var(--z-sticky);
  backdrop-filter: blur(20px);
}

.nav {
  position: relative;
}

.nav__container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.nav__logo-icon {
  font-size: var(--font-size-2xl);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav__link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  padding: var(--spacing-sm) 0;
  position: relative;
  transition: var(--transition-fast);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-text-primary);
}

.nav__link--active::after {
  content: '';
  position: absolute;
  bottom: -20px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: var(--border-radius-full);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: var(--spacing-sm);
  background: var(--color-bg-secondary);
  border-radius: var(--border-radius-md);
  transition: var(--transition-fast);
}

.nav__toggle:hover {
  background: var(--color-bg-tertiary);
}

.nav__toggle-line {
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: var(--border-radius-full);
  transition: var(--transition-fast);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(2) {
  opacity: 0;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Navigation Styles */
@media (max-width: 1024px) {
  .nav__menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    padding: var(--spacing-lg);
    flex-direction: column;
    gap: var(--spacing-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-xl);
  }
  
  .nav__menu--open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav__actions {
    display: none;
  }
  
  .nav__toggle {
    display: flex;
  }
  
  .nav__link {
    font-size: var(--font-size-base);
    padding: var(--spacing-md) 0;
    width: 100%;
    text-align: center;
  }
  
  .nav__link--active::after {
    bottom: 0;
  }
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-fast);
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}

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

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

.btn--secondary {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-border-light);
  transform: translateY(-1px);
}

.btn--large {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-base);
}

.btn--small {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-xs);
}

@media (max-width: 768px) {
  .btn {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-xs);
  }
  
  .btn--large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-sm);
  }
}

/* ==========================================================================
   Main Content
   ========================================================================== */

.main {
  min-height: 100vh;
}

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

.hero {
  background: var(--gradient-hero);
  padding: var(--spacing-4xl) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.5;
}

.hero__container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__content {
  max-width: 600px;
}

.hero__title {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-xl);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: var(--color-text-primary); /* Fallback for browsers that don't support background-clip */
}

.hero__description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-2xl);
}

.hero__actions {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.hero__devices {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 500px;
}

.device {
  position: absolute;
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.device:hover {
  transform: translateY(-10px) scale(1.05);
  box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.4);
}

.device--laptop {
  width: 400px;
  height: 250px;
  z-index: 3;
  border: 8px solid var(--color-bg-tertiary);
}

.device--tablet {
  width: 200px;
  height: 280px;
  top: 50px;
  right: -50px;
  z-index: 2;
  border: 6px solid var(--color-bg-tertiary);
}

.device--phone {
  width: 120px;
  height: 240px;
  top: 150px;
  left: -30px;
  z-index: 1;
  border: 4px solid var(--color-bg-tertiary);
}

.device__screen {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 1024px) {
  .hero__container {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    text-align: center;
  }
  
  .hero__title {
    font-size: var(--font-size-4xl);
  }
  
  .hero__devices {
    height: 300px;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
  }
  
  .device--laptop {
    width: 250px;
    height: 156px;
    position: relative;
    top: 0;
    left: 0;
    right: 0;
  }
  
  .device--tablet {
    width: 120px;
    height: 168px;
    position: relative;
    top: 20px;
    right: 0;
  }
  
  .device--phone {
    width: 80px;
    height: 160px;
    position: relative;
    top: 40px;
    left: 0;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: var(--spacing-2xl) 0;
  }
  
  .hero__title {
    font-size: var(--font-size-3xl);
  }
  
  .hero__description {
    font-size: var(--font-size-base);
  }
  
  .hero__actions {
    flex-direction: column;
    align-items: center;
  }
  
  .hero__devices {
    height: 200px;
    flex-direction: row;
    gap: var(--spacing-sm);
  }
  
  .device {
    position: relative !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
  }
  
  .device--laptop {
    width: 120px;
    height: 75px;
  }
  
  .device--tablet {
    width: 60px;
    height: 84px;
  }
  
  .device--phone {
    width: 40px;
    height: 80px;
  }
}

/* ==========================================================================
   Section Components
   ========================================================================== */

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-header__title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-lg);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: var(--color-text-primary); /* Fallback */
}

.section-header__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .section-header__title {
    font-size: var(--font-size-3xl);
  }
  
  .section-header__subtitle {
    font-size: var(--font-size-base);
  }
}

/* ==========================================================================
   Features Section
   ========================================================================== */

.features {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg-secondary);
}

.features__container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-2xl);
}

.feature-card {
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-2xl);
  transition: all var(--transition-normal);
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
}

.feature-card__icon {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-lg);
}

.feature-card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.feature-card__description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 768px) {
  .features__grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .feature-card {
    padding: var(--spacing-xl);
  }
}

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

.cta {
  padding: var(--spacing-4xl) 0;
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="20" cy="80" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="80" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
}

.cta__container {
  max-width: var(--container-lg);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  position: relative;
  z-index: 1;
}

.cta__content {
  text-align: center;
}

.cta__title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-primary);
}

.cta__description {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta__actions {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  flex-wrap: wrap;
}

.cta .btn--secondary {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
}

.cta .btn--secondary:hover {
  background: rgba(255, 255, 255, 0.3);
}

@media (max-width: 768px) {
  .cta__title {
    font-size: var(--font-size-3xl);
  }
  
  .cta__description {
    font-size: var(--font-size-base);
  }
  
  .cta__actions {
    flex-direction: column;
    align-items: center;
  }
}

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

.footer {
  background: var(--color-bg-primary);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-3xl) 0 var(--spacing-lg) 0;
}

.footer__container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.footer__content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-2xl);
}

.footer__brand {
  max-width: 400px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-lg);
}

.footer__logo-icon {
  font-size: var(--font-size-2xl);
}

.footer__description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-2xl);
}

.footer__column-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-lg);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer__link {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-text-primary);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.footer__copyright {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.footer__legal {
  display: flex;
  gap: var(--spacing-lg);
}

.footer__legal-link {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
}

.footer__legal-link:hover {
  color: var(--color-text-secondary);
}

@media (max-width: 1024px) {
  .footer__content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .footer__links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .footer__links {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% { transform: translateY(0); }
  40%, 43% { transform: translateY(-10px); }
  70% { transform: translateY(-5px); }
  90% { transform: translateY(-2px); }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out;
}

.animate-slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
  animation: slideInRight 0.6s ease-out;
}

.animate-bounce {
  animation: bounce 2s infinite;
}

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

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

.hidden { display: none; }
.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;
}

.container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ==========================================================================
   Page Hero (for internal pages)
   ========================================================================== */

.page-hero {
  background: var(--gradient-secondary);
  padding: var(--spacing-3xl) 0;
  text-align: center;
}

.page-hero__container {
  max-width: var(--container-lg);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.page-hero__title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-lg);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: var(--color-text-primary); /* Fallback */
}

.page-hero__description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: var(--line-height-relaxed);
}

@media (max-width: 768px) {
  .page-hero {
    padding: var(--spacing-2xl) 0;
  }
  
  .page-hero__title {
    font-size: var(--font-size-3xl);
  }
  
  .page-hero__description {
    font-size: var(--font-size-base);
  }
}

/* ==========================================================================
   Content Sections
   ========================================================================== */

.content-section {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg-primary);
}

.content-section__container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
}

.content-grid__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-primary);
}

.content-grid__description {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.content-grid__description:last-child {
  margin-bottom: 0;
}

.content-grid__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.content-grid__image {
  position: relative;
}

.content-grid__img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-xl);
}

.stat {
  text-align: center;
}

.stat__number {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.stat__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: var(--font-weight-medium);
}

@media (max-width: 1024px) {
  .content-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .content-grid__stats {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
  }
}

@media (max-width: 768px) {
  .content-grid__stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .content-grid__title {
    font-size: var(--font-size-2xl);
  }
}

/* ==========================================================================
   Team Section
   ========================================================================== */

.team-section {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg-secondary);
}

.team-section__container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-2xl);
}

.team-card {
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-normal);
}

.team-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
}

.team-card__image {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--spacing-lg);
  border: 4px solid var(--color-border);
}

.team-card__name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.team-card__role {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
}

.team-card__bio {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 768px) {
  .team-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

/* ==========================================================================
   Values Section
   ========================================================================== */

.values-section {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg-primary);
}

.values-section__container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-2xl);
}

.value-card {
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-2xl);
  text-align: center;
  transition: all var(--transition-normal);
}

.value-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
}

.value-card__icon {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-lg);
}

.value-card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
}

.value-card__description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 768px) {
  .values-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .value-card {
    padding: var(--spacing-xl);
  }
}

/* ==========================================================================
   Form Styles
   ========================================================================== */

.form {
  max-width: 600px;
  margin: 0 auto;
}

.form__group {
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.form__label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form__input--error,
.form__textarea--error,
.form__select--error {
  border-color: var(--color-error);
}

.form__textarea {
  min-height: 120px;
  resize: vertical;
}

.form__error {
  display: none;
  font-size: var(--font-size-xs);
  color: var(--color-error);
  margin-top: var(--spacing-xs);
}

.form__checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.form__checkbox {
  margin-top: 2px;
  accent-color: var(--color-primary);
}

.form__checkbox-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-normal);
}

.form__actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  margin-top: var(--spacing-xl);
}

@media (max-width: 768px) {
  .form__actions {
    flex-direction: column;
  }
}

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

.faq {
  max-width: var(--container-md);
  margin: 0 auto;
}

.faq__item {
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
  transition: all var(--transition-normal);
}

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

.faq__question {
  width: 100%;
  padding: var(--spacing-lg);
  background: none;
  border: none;
  text-align: left;
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-fast);
}

.faq__question:hover {
  background: var(--color-bg-secondary);
}

.faq__icon {
  font-size: var(--font-size-lg);
  transition: transform var(--transition-fast);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq__answer-content {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.faq__item--open .faq__answer {
  max-height: 300px;
}

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

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-3xl);
}

.pricing-card {
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-2xl);
  text-align: center;
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
}

.pricing-card--featured {
  border-color: var(--color-primary);
  background: var(--gradient-primary);
  color: var(--color-text-primary);
}

.pricing-card--featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-text-primary);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
}

.pricing-card__name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
}

.pricing-card__price {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-xs);
}

.pricing-card__period {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-xl);
}

.pricing-card__features {
  list-style: none;
  margin-bottom: var(--spacing-xl);
}

.pricing-card__feature {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
}

.pricing-card__feature:last-child {
  border-bottom: none;
}

.pricing-card--featured .pricing-card__feature {
  border-color: rgba(255, 255, 255, 0.2);
}

@media (max-width: 768px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

/* ==========================================================================
   Blog/Article Styles
   ========================================================================== */

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-2xl);
}

.article-card {
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.article-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
}

.article-card__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.article-card__content {
  padding: var(--spacing-xl);
}

.article-card__meta {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.article-card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-tight);
}

.article-card__excerpt {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.article-card__link {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: var(--transition-fast);
}

.article-card__link:hover {
  color: var(--color-primary-dark);
}

@media (max-width: 768px) {
  .article-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

/* ==========================================================================
   Contact Info Styles
   ========================================================================== */

.contact-info {
  margin-top: var(--spacing-2xl);
}

.contact-info__item {
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
}

.contact-info__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.contact-info__details {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.contact-info__note {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

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

@media print {
  .alert-banner,
  .nav__toggle,
  .hero__devices,
  .cta {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .btn {
    border: 1px solid black;
    background: white;
    color: black;
  }
}