/* ==========================================================================
   AlterPhone Landing Page Styles
   ========================================================================== */

/* ==========================================================================
   CSS Variables
   ========================================================================== */
:root {
  /* Colors from app theme */
  --color-primary: #4A7D5C;
  --color-primary-dark: #2D5340;
  --color-primary-light: #6B9B7A;
  --color-background: #FDFDF6;
  --color-text: #0F110C;
  --color-text-muted: #5A5E52;
  --color-accent: #FFC107;
  --color-white: #FFFFFF;
  --color-surface: #F1F2E6;

  /* Extended palette */
  --color-overlay: rgba(45, 83, 64, 0.85);
  --color-shadow: rgba(15, 17, 12, 0.08);
  --color-shadow-medium: rgba(15, 17, 12, 0.12);
  --color-shadow-strong: rgba(15, 17, 12, 0.2);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Shadows */
  --shadow-sm: 0 1px 3px var(--color-shadow);
  --shadow-md: 0 4px 12px var(--color-shadow-medium);
  --shadow-lg: 0 8px 24px var(--color-shadow-strong);

  /* Layout */
  --container-max-width: 1200px;
  --header-height: 72px;
}

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

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

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  overflow-x: hidden;
}

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

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

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

/* ==========================================================================
   Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

h1 {
  font-size: 2rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.75rem;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

p {
  margin-bottom: var(--spacing-sm);
}

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

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

/* Desktop typography */
@media (min-width: 768px) {
  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.5rem;
  }

  h3 {
    font-size: 2rem;
  }
}

/* ==========================================================================
   Layout Utilities
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

@media (min-width: 768px) {
  .container {
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
  }
}

/* Container variations for specific sections */
.header__container,
.hero__container,
.stats__container,
.features__container,
.how-it-works__container,
.use-cases__container,
.pricing__container,
.cta__container,
.footer__container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

@media (min-width: 768px) {
  .header__container,
  .hero__container,
  .stats__container,
  .features__container,
  .how-it-works__container,
  .use-cases__container,
  .pricing__container,
  .cta__container,
  .footer__container {
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
  }
}

.section {
  padding: var(--spacing-2xl) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--spacing-3xl) 0;
  }
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

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

.btn--secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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

.btn--large {
  padding: 1rem 2.25rem;
  font-size: 1.125rem;
}

.btn--small {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

/* ==========================================================================
   Header
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: transparent;
  z-index: 1000;
  transition: all var(--transition-base);
}

.header.scrolled {
  background-color: rgba(253, 253, 246, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.header__container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.header__logo-image {
  display: block;
  flex-shrink: 0;
}

.header.scrolled .header__logo {
  color: var(--color-primary);
}

.header__actions {
  display: none;
}

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

.header__store-badges {
  display: none;
}

@media (min-width: 768px) {
  .header__store-badges {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
  }
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  list-style: none;
}

.header__nav-link {
  font-weight: var(--font-weight-medium);
  color: var(--color-white);
  padding: var(--spacing-xs) 0;
  position: relative;
}

.header.scrolled .header__nav-link {
  color: var(--color-text);
}

.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.header__nav-link:hover::after,
.header__nav-link:focus-visible::after {
  width: 100%;
}

/* Header Buttons */
.header__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.header__button:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.header__button--primary {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.header.scrolled .header__button--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.header__button--primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

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

/* Mobile Toggle Menu */
.header__mobile-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  height: 28px;
  cursor: pointer;
  z-index: 1001;
}

@media (min-width: 768px) {
  .header__mobile-toggle {
    display: none;
  }
}

.header__mobile-toggle-line {
  width: 100%;
  height: 3px;
  background-color: var(--color-white);
  transition: all var(--transition-base);
  border-radius: var(--radius-sm);
}

.header.scrolled .header__mobile-toggle-line {
  background-color: var(--color-primary);
}

.header__mobile-toggle.active .header__mobile-toggle-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.header__mobile-toggle.active .header__mobile-toggle-line:nth-child(2) {
  opacity: 0;
}

.header__mobile-toggle.active .header__mobile-toggle-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-background);
  padding: var(--spacing-lg);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
}

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

.mobile-menu__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.mobile-menu__link {
  display: block;
  font-size: 1.25rem;
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-sm) 0;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-surface);
}

.mobile-menu__actions {
  margin-top: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.mobile-menu__actions .btn {
  width: 100%;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  padding-bottom: var(--spacing-2xl);
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('/images/hero-pattern.svg');
  background-size: cover;
  background-position: center;
  opacity: 0.08;
  pointer-events: none;
}

.hero__container {
  display: grid;
  gap: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

@media (min-width: 1024px) {
  .hero__container {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: var(--spacing-3xl);
  }
}

.hero__content {
  text-align: center;
}

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

.hero__title {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
  line-height: 1.1;
}

.hero__title-highlight {
  color: var(--color-primary-dark);
}

.hero__subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: var(--spacing-xl);
  line-height: 1.5;
}

.hero__cta {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
}

@media (min-width: 768px) {
  .hero__cta {
    flex-direction: row;
  }
}

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

.hero__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 1rem 2.25rem;
  font-size: 1.125rem;
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.hero__button:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.hero__button--primary {
  background-color: var(--color-white);
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.hero__button--primary:hover {
  background-color: var(--color-surface);
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

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

.hero__button--secondary {
  background-color: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.hero__button--secondary:hover {
  background-color: var(--color-white);
  color: var(--color-primary);
}

.hero__app-badges {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.hero__badge-image {
  height: 40px;
  width: auto;
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Phone Mockup */
.hero__phone {
  width: 280px;
  background: #050505;
  border: 10px solid #1a1a1a;
  border-radius: 3rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 40px 80px -20px rgba(0,0,0,0.5);
  animation: float 6s ease-in-out infinite;
}

.hero__phone-statusbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 20px 0;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  position: relative;
  z-index: 10;
}

.hero__phone-statusbar-icons {
  display: flex;
  align-items: center;
  gap: 3px;
  color: #fff;
}

.hero__phone-island {
  width: 90px;
  height: 22px;
  background: #000;
  border-radius: 20px;
  margin: -14px auto 0;
  position: relative;
  z-index: 10;
}

.hero__phone-screen {
  background: #0b1513;
  border-radius: 0 0 2.2rem 2.2rem;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.hero__phone-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 12px;
  background: rgba(0,0,0,0.4);
}

.hero__phone-title {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin: 0;
}

.hero__phone-search-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__phone-tabs {
  display: flex;
  padding: 0 20px 14px;
  background: rgba(0,0,0,0.4);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  gap: 0;
}

.hero__phone-tab {
  flex: 1;
  text-align: center;
  padding: 8px;
  font-size: 12px;
  font-weight: 700;
  color: rgba(255,255,255,0.4);
  border-radius: 12px;
  background: rgba(255,255,255,0.05);
}

.hero__phone-tab--active {
  background: #17cfa1;
  color: #0b1513;
}

.hero__phone-list {
  padding: 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.hero__phone-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  border-radius: 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
}

.hero__phone-item--highlighted {
  background: rgba(23,207,161,0.05);
  border-color: rgba(23,207,161,0.3);
}

.hero__phone-flag {
  font-size: 22px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  flex-shrink: 0;
}

.hero__phone-item-info {
  flex: 1;
  min-width: 0;
}

.hero__phone-item-name {
  display: block;
  color: #fff;
  font-weight: 700;
  font-size: 12px;
}

.hero__phone-item-number {
  display: block;
  color: #6b7280;
  font-size: 10px;
}

.hero__phone-popular-badge {
  background: #d4af37;
  color: #0b1513;
  font-size: 7px;
  padding: 2px 5px;
  border-radius: 2px;
  font-weight: 900;
  text-transform: uppercase;
}

.hero__phone-item-price {
  text-align: right;
  flex-shrink: 0;
}

.hero__phone-price {
  display: block;
  color: #17cfa1;
  font-weight: 700;
  font-size: 12px;
}

.hero__phone-period {
  display: block;
  color: #6b7280;
  font-size: 9px;
}

.hero__phone-nav {
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 14px 16px;
  background: rgba(0,0,0,0.6);
  border-top: 1px solid rgba(255,255,255,0.05);
}

.hero__phone-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  color: #fff;
  font-size: 9px;
}

.hero__phone-nav-item .material-icons-outlined {
  font-size: 20px;
}

.hero__phone-nav-item--active {
  color: #17cfa1;
}

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

/* ==========================================================================
   Stats Section
   ========================================================================== */
.stats {
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-xl) 0;
  margin-top: calc(var(--spacing-2xl) * -1);
  position: relative;
  z-index: 10;
}

.stats__container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

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

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

.stats__item {
  text-align: center;
  padding: var(--spacing-md);
}

.stats__icon {
  margin: 0 auto var(--spacing-sm);
  display: flex;
  align-items: center;
  color: var(--color-primary);
  justify-content: center;
}

.stats__icon .material-icons-outlined {
  font-size: 40px;
}

.stats__value {
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stats__label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features {
  background-color: var(--color-white);
  padding: var(--spacing-3xl) 0;
}

.features__header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.features__subtitle {
  font-size: 0.875rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
}

.features__title {
  margin-bottom: var(--spacing-md);
}

.features__description {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto;
}

.features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

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

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

.features__card {
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  min-height: 280px;
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center;
}

.features__card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.7) 50%, rgba(0, 0, 0, 0.35) 100%);
  transition: background var(--transition-base);
}

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

.features__card:hover .features__card-overlay {
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.6) 50%, rgba(0, 0, 0, 0.25) 100%);
}

.features__card-content {
  position: relative;
  z-index: 1;
  padding: var(--spacing-xl);
}

.features__card-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  color: #fff;
}

.features__card-description {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

/* ==========================================================================
   How It Works Section
   ========================================================================== */
.how-it-works {
  background-color: var(--color-surface);
  padding: var(--spacing-3xl) 0;
}

.how-it-works__header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.how-it-works__subtitle {
  font-size: 0.875rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
}

.how-it-works__title {
  margin-bottom: var(--spacing-md);
}

.how-it-works__description {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto;
}

.how-it-works__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  position: relative;
}

@media (min-width: 1024px) {
  .how-it-works__steps {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
  }

  .how-it-works__steps::before {
    content: '';
    position: absolute;
    top: 48px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg,
      var(--color-primary) 0%,
      var(--color-primary) 33%,
      var(--color-primary-light) 33%,
      var(--color-primary-light) 66%,
      var(--color-primary) 66%,
      var(--color-primary) 100%);
    z-index: 0;
  }
}

.how-it-works__step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.how-it-works__step-number {
  width: 96px;
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  position: relative;
}

.how-it-works__step-number::after {
  content: '';
  position: absolute;
  inset: -8px;
  border: 2px solid var(--color-primary-light);
  border-radius: 50%;
  opacity: 0.3;
}

.how-it-works__step-visual {
  margin-bottom: var(--spacing-md);
}

.how-it-works__step-image {
  max-width: 200px;
  margin: 0 auto;
}

.how-it-works__step-content {
  margin-top: var(--spacing-md);
}

.how-it-works__step-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.how-it-works__step-description {
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Use Cases Section
   ========================================================================== */
.use-cases {
  background-color: var(--color-white);
  padding: var(--spacing-3xl) 0;
}

.use-cases__header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.use-cases__subtitle {
  font-size: 0.875rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
}

.use-cases__title {
  margin-bottom: var(--spacing-md);
}

.use-cases__description {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto;
}

.use-cases__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

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

.use-cases__card {
  position: relative;
  min-height: 400px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition-base);
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
}

.use-cases__card:hover {
  transform: scale(1.02);
}

.use-cases__card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.7) 50%, rgba(0, 0, 0, 0.35) 100%);
}

.use-cases__card-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--spacing-xl);
  color: var(--color-white);
}

.use-cases__card-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--color-white);
}

.use-cases__card-description {
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.5;
  margin-bottom: var(--spacing-sm);
}

.use-cases__card-benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.use-cases__card-benefit {
  color: rgba(255, 255, 255, 0.95);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.use-cases__card-benefit::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: var(--font-weight-bold);
}

/* ==========================================================================
   Pricing Section
   ========================================================================== */
.pricing {
  background-color: var(--color-surface);
}

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

.pricing__header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.pricing__title {
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.pricing__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto;
}

.pricing__content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

@media (min-width: 1024px) {
  .pricing__content {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-3xl);
  }
}

.pricing__info {
  flex: 1;
}

.pricing__info-title {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.pricing__info-description {
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.pricing__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.pricing__feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text);
}

.pricing__feature-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  font-size: 0.875rem;
  font-weight: var(--font-weight-bold);
}

.pricing__feature-text {
  color: var(--color-text);
}

.pricing__table-wrapper {
  flex: 2;
  overflow-x: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  background-color: var(--color-white);
}

.pricing__table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

.pricing__table-head {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.pricing__table-header {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  font-weight: var(--font-weight-semibold);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing__table-body {
  background-color: var(--color-white);
}

.pricing__table-row {
  border-bottom: 1px solid var(--color-surface);
  transition: background-color var(--transition-fast);
}

.pricing__table-row:hover {
  background-color: var(--color-surface);
}

.pricing__table-cell {
  padding: var(--spacing-md) var(--spacing-lg);
}

.pricing__table-flag {
  width: 24px;
  height: 16px;
  margin-right: var(--spacing-xs);
  vertical-align: middle;
}

.pricing__note {
  margin-top: var(--spacing-lg);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: var(--spacing-3xl) 0;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.cta::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.cta__container {
  position: relative;
  z-index: 1;
}

.cta__content {
  max-width: 800px;
  margin: 0 auto;
}

.cta__title {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.cta__subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta__actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

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

.cta__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 1rem 2.25rem;
  font-size: 1.125rem;
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.cta__button--primary {
  background-color: var(--color-white);
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.cta__button--primary:hover {
  background-color: var(--color-surface);
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.cta__button--secondary {
  background-color: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.cta__button--secondary:hover {
  background-color: var(--color-white);
  color: var(--color-primary);
}

.cta__app-badges {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  margin-top: var(--spacing-md);
}

.cta__badge {
  display: inline-block;
  transition: transform var(--transition-base);
}

.cta__badge:hover {
  transform: scale(1.05);
}

.cta__badge-image {
  height: 40px;
  width: auto;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background-color: var(--color-text);
  color: var(--color-surface);
  padding: var(--spacing-2xl) 0 var(--spacing-lg) 0;
}

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

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

@media (min-width: 768px) {
  .footer__main {
    grid-template-columns: 1.5fr 3fr;
    gap: var(--spacing-2xl);
  }
}

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

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  text-decoration: none;
}

.footer__logo-image {
  width: 40px;
  height: 40px;
}

.footer__logo-text {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
}

.footer__tagline {
  color: rgba(241, 242, 230, 0.8);
  line-height: 1.6;
  max-width: 300px;
}

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

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

.footer__nav-column {
  display: flex;
  flex-direction: column;
}

.footer__nav-title {
  font-size: 0.75rem;
  font-weight: var(--font-weight-semibold);
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
}

.footer__nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer__nav-item {
  margin: 0;
}

.footer__nav-link {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
  text-decoration: none;
}

.footer__nav-link:hover,
.footer__nav-link:focus-visible {
  color: var(--color-white);
}

.footer__bottom {
  border-top: 1px solid rgba(241, 242, 230, 0.2);
  padding-top: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
  justify-content: space-between;
  text-align: center;
}

@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    text-align: left;
  }
}

.footer__copyright {
  color: rgba(241, 242, 230, 0.6);
  font-size: 0.875rem;
}

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

.footer__legal-link {
  color: rgba(241, 242, 230, 0.6);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

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

.footer__social {
  display: flex;
  gap: var(--spacing-md);
}

.footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: rgba(241, 242, 230, 0.1);
  color: var(--color-surface);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

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

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

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

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

/* ==========================================================================
   Utilities
   ========================================================================== */
.hidden {
  display: none !important;
}

.visible {
  display: block !important;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}