/* ============================================
   UI COMPONENTS
   ============================================ */

/* ===================
   BUTTONS
   =================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-xl);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
  text-decoration: none;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Primary Button */
.btn--primary {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.btn--primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn--primary:active:not(:disabled) {
  transform: translateY(0);
}

/* Secondary Button */
.btn--secondary {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

.btn--secondary:hover:not(:disabled) {
  background: var(--color-surface-3);
  border-color: var(--color-primary);
}

/* Outline Button */
.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover:not(:disabled) {
  background: var(--color-primary);
  color: white;
}

/* Ghost Button */
.btn--ghost {
  background: transparent;
  color: var(--color-text-primary);
  border-color: transparent;
  padding: var(--space-xs) var(--space-md);
}

.btn--ghost:hover:not(:disabled) {
  background: var(--color-bg-tertiary);
}

/* White Button (for dark backgrounds) */
.btn--white {
  background: white;
  color: var(--color-bg-primary);
  border-color: white;
}

.btn--white:hover:not(:disabled) {
  background: transparent;
  color: white;
}

/* Button Sizes */
.btn--sm {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
}

.btn--lg {
  padding: var(--space-md) var(--space-2xl);
  font-size: var(--text-lg);
}

/* Icon Button */
.btn--icon {
  padding: var(--space-sm);
  border-radius: var(--radius-full);
}

.btn--icon svg {
  width: 20px;
  height: 20px;
}

/* Button Group */
.btn-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* Mobile-first: Full width buttons on mobile */
.btn-group .btn {
  width: 100%;
}

/* Small screens and up: Horizontal layout */
@media (min-width: 640px) {
  .btn-group {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .btn-group .btn {
    width: auto;
  }
}

/* ===================
   CARDS
   =================== */
.card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
}

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

.card__image {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.card__content {
  padding: var(--space-lg);
}

.card__overline {
  display: inline-block;
  margin-bottom: var(--space-xs);
}

.card__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.card__description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-md);
}

.card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

/* Service Card */
.service-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
}

.service-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  margin-bottom: var(--space-lg);
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  color: white;
}

.service-card__icon svg {
  width: 40px;
  height: 40px;
}

.service-card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

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

/* Feature Card */
.feature-card {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
}

.feature-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--color-primary-rgb), 0.1);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
}

.feature-card__icon svg {
  width: 24px;
  height: 24px;
}

.feature-card__content {
  flex: 1;
}

.feature-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xs);
}

.feature-card__description {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

/* ===================
   HEADER & NAVIGATION
   =================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  z-index: var(--z-fixed);
  transition: all var(--transition-theme);
}

.header--scrolled {
  background: var(--glass-bg-heavy);
  box-shadow: var(--shadow-md);
}

.header--hidden {
  transform: translateY(-100%);
}

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

/* Desktop: Use grid to truly center navigation */
@media (min-width: 1024px) {
  .header__container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
  }

  .header__actions {
    justify-self: end;
  }
}

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

.header__logo img,
.header__logo-img {
  height: 35px;
  width: auto;
  border-radius: var(--radius-sm);
}

/* 3D Logo */
.header__logo-3d {
  width: 35px !important;
  height: 35px !important;
  min-width: 35px;
  min-height: 35px;
  --poster-color: transparent;
  touch-action: pan-y;
}

.header__logo-3d::part(default-progress-bar) {
  display: none;
}

/* Footer 3D Logo - same size as header */
.footer__logo-3d {
  width: 35px !important;
  height: 35px !important;
  min-width: 35px;
  min-height: 35px;
  --poster-color: transparent;
  touch-action: pan-y;
}

.footer__logo-3d::part(default-progress-bar) {
  display: none;
}

.footer__logo-img {
  height: 35px;
  width: auto;
  border-radius: var(--radius-sm);
}

/* Dark/Light Mode Logo Switching */
.header__logo-img--light,
.footer__logo-img--light {
  display: block;
}

.header__logo-img--dark,
.footer__logo-img--dark {
  display: none;
}

[data-theme="dark"] .header__logo-img--light,
[data-theme="dark"] .footer__logo-img--light {
  display: none;
}

[data-theme="dark"] .header__logo-img--dark,
[data-theme="dark"] .footer__logo-img--dark {
  display: block;
}

/* Navigation */
.nav {
  display: none;
}

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

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav__link {
  display: block;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav__link:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-tertiary);
}

.nav__link--active {
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.1);
}

/* Header Actions */
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Mobile Navigation - Enhanced */
.nav-mobile {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  height: calc(100vh - var(--header-height));
  height: calc(100dvh - var(--header-height)); /* Dynamic viewport for mobile */
  background: var(--color-bg-primary);
  padding: var(--space-lg);
  transform: translateX(100%);
  transition: transform 400ms cubic-bezier(0.4, 0, 0.2, 1);
  z-index: var(--z-fixed);
  overflow-y: auto;
  will-change: transform;
}

/* Dark Overlay/Backdrop - CSS Only via ::before */
.nav-mobile::before {
  content: '';
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  height: calc(100vh - var(--header-height));
  height: calc(100dvh - var(--header-height)); /* Dynamic viewport for mobile */
  background: rgba(0, 0, 0, 0.6);
  opacity: 0;
  transition: opacity 400ms cubic-bezier(0.4, 0, 0.2, 1);
  z-index: -1;
  pointer-events: none;
}

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

/* Show backdrop when menu opens */
.nav-mobile--open::before {
  opacity: 1;
  pointer-events: auto;
}

/* Fallback: show menu when hamburger is active */
.hamburger--active ~ .nav-mobile,
.header:has(.hamburger--active) .nav-mobile {
  transform: translateX(0);
}

.hamburger--active ~ .nav-mobile::before,
.header:has(.hamburger--active) .nav-mobile::before {
  opacity: 1;
  pointer-events: auto;
}

.nav-mobile__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

/* Staggered Link Animation - CSS Only */
.nav-mobile__link {
  display: block;
  padding: var(--space-md);
  font-size: var(--text-lg);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  background: transparent;
  border-radius: var(--radius-lg);

  /* Initial state - hidden and offset */
  opacity: 0;
  transform: translateX(24px);

  /* Smooth transition with separate timing for hover vs reveal */
  transition:
    background-color 200ms ease,
    color 200ms ease,
    opacity 400ms cubic-bezier(0.4, 0, 0.2, 1),
    transform 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reveal links when menu opens - staggered with nth-child */
.nav-mobile--open .nav-mobile__link,
.hamburger--active ~ .nav-mobile .nav-mobile__link {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger delays for each link (60ms increments) - target li elements */
.nav-mobile__list > li:nth-child(1) .nav-mobile__link { transition-delay: 0ms, 0ms, 100ms, 100ms; }
.nav-mobile__list > li:nth-child(2) .nav-mobile__link { transition-delay: 0ms, 0ms, 160ms, 160ms; }
.nav-mobile__list > li:nth-child(3) .nav-mobile__link { transition-delay: 0ms, 0ms, 220ms, 220ms; }
.nav-mobile__list > li:nth-child(4) .nav-mobile__link { transition-delay: 0ms, 0ms, 280ms, 280ms; }
.nav-mobile__list > li:nth-child(5) .nav-mobile__link { transition-delay: 0ms, 0ms, 340ms, 340ms; }
.nav-mobile__list > li:nth-child(6) .nav-mobile__link { transition-delay: 0ms, 0ms, 400ms, 400ms; }

/* Hover states */
.nav-mobile__link:hover,
.nav-mobile__link--active {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
}

/* Hamburger Menu */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 24px;
  height: 24px;
  padding: 0;
}

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

.hamburger__line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: var(--radius-full);
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

.hamburger--active .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger--active .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger--active .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Accessibility: Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .nav-mobile,
  .nav-mobile::before,
  .nav-mobile__link,
  .hamburger__line {
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }
}

/* Light Theme - Mobile Navigation */
[data-theme="light"] .nav-mobile {
  background: var(--color-bg-primary);
  border-left: 1px solid var(--color-border);
  box-shadow: var(--shadow-xl);
}

[data-theme="light"] .nav-mobile::before {
  background: rgba(26, 20, 22, 0.4);
}

[data-theme="light"] .nav-mobile__list,
[data-theme="light"] .nav-mobile__list > li {
  background: transparent !important;
}

[data-theme="light"] .nav-mobile__link {
  color: var(--color-text-primary) !important;
  background: transparent !important;
}

[data-theme="light"] .nav-mobile__link:hover,
[data-theme="light"] .nav-mobile__link--active {
  background: var(--color-bg-tertiary) !important;
  color: var(--color-primary) !important;
}

/* Light Theme - Hamburger */
[data-theme="light"] .hamburger__line {
  background: var(--color-text-primary);
}

/* ===================
   TOGGLE SWITCHES
   =================== */
.toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
}

.toggle__btn {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.toggle__btn--active {
  background: var(--color-primary);
  color: white;
}

/* Theme Toggle */
.toggle-theme {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-bg-tertiary);
  border: none;
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.toggle-theme:hover {
  background: var(--color-surface-3);
  color: var(--color-primary);
}

.toggle-theme svg {
  width: 20px;
  height: 20px;
  position: absolute;
  transition: transform 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55),
              opacity 0.3s ease;
}

/* Sun icon - visible in dark mode */
.toggle-theme .icon-sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* Moon icon - hidden in dark mode */
.toggle-theme .icon-moon {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

/* Light mode - swap icons */
[data-theme="light"] .toggle-theme .icon-sun {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

[data-theme="light"] .toggle-theme .icon-moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* Hover effect on toggle button */
.toggle-theme:hover svg {
  filter: drop-shadow(0 0 4px var(--color-primary));
}

/* Active click animation */
.toggle-theme:active svg {
  transform: scale(0.85);
}

/* Theme transition overlay - creates subtle flash effect */
.theme-transition-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-primary);
  pointer-events: none;
  opacity: 0;
  z-index: 9999;
  transition: opacity 0.15s ease;
}

.theme-transition-overlay.active {
  animation: theme-flash 0.4s ease-out;
}

@keyframes theme-flash {
  0% {
    opacity: 0;
  }
  20% {
    opacity: 0.08;
  }
  100% {
    opacity: 0;
  }
}

/* Smooth theme color transitions for main elements */
body,
.header,
.section,
.card,
.footer {
  transition: background-color var(--transition-theme),
              color var(--transition-theme),
              border-color var(--transition-theme);
}

/* Reduced motion preference - disable animations */
@media (prefers-reduced-motion: reduce) {
  .toggle-theme svg {
    transition: none;
  }

  .theme-transition-overlay.active {
    animation: none;
  }
}

/* ===================
   FORMS
   =================== */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form__row {
  display: grid;
  gap: var(--space-lg);
}

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

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

.form__label--required::after {
  content: ' *';
  color: var(--color-error);
}

/* Input Fields */
.input {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

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

.input:hover {
  border-color: var(--color-border-light);
}

.input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

.input--error {
  border-color: var(--color-error);
}

.input--error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.input--success {
  border-color: var(--color-success);
}

/* Textarea */
textarea.input {
  min-height: 120px;
  resize: vertical;
}

/* Select */
select.input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-sm) center;
  background-size: 16px;
  padding-right: var(--space-2xl);
}

/* Error Message */
.input__error {
  font-size: var(--text-sm);
  color: var(--color-error);
  margin-top: var(--space-xxs);
}

/* Form Message */
.form__message {
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
}

.form__message--success {
  background: rgba(34, 197, 94, 0.1);
  color: var(--color-success);
  border: 1px solid var(--color-success);
}

.form__message--error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--color-error);
  border: 1px solid var(--color-error);
}

/* Checkbox & Radio */
.checkbox,
.radio {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
}

.checkbox__input,
.radio__input {
  width: 20px;
  height: 20px;
  margin: 0;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.checkbox__label,
.radio__label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.4;
}

/* ===================
   FOOTER
   =================== */
.footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-xl);
}

.footer__grid {
  display: grid;
  gap: var(--space-2xl);
}

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

@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: 2fr repeat(3, 1fr);
  }
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
}

.footer__logo img {
  height: 32px;
}

.footer__description {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-lg);
}

.footer__title {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  margin-bottom: var(--space-md);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

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

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

/* Social Links */
.social-links {
  display: flex;
  gap: var(--space-sm);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--color-primary);
  color: white;
}

.social-link svg {
  width: 20px;
  height: 20px;
}

/* Footer Bottom */
.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding-top: var(--space-xl);
  margin-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

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

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

/* ===================
   BADGES & TAGS
   =================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xxs);
  padding: var(--space-xxs) var(--space-sm);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
}

.badge--primary {
  background: rgba(var(--color-primary-rgb), 0.1);
  color: var(--color-primary);
}

.badge--success {
  background: rgba(34, 197, 94, 0.1);
  color: var(--color-success);
}

.badge--warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--color-warning);
}

.badge--error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--color-error);
}

/* ===================
   STATS
   =================== */
.stats {
  display: grid;
  gap: var(--space-lg);
  text-align: center;
}

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

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

.stat {
  padding: var(--space-lg);
}

.stat__value {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.stat__label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

/* ===================
   TESTIMONIALS
   =================== */
.testimonial {
  text-align: center;
  padding: var(--space-2xl);
}

.testimonial__quote {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-style: italic;
  color: var(--color-text-primary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-xl);
}

.testimonial__quote::before {
  content: '"';
  color: var(--color-primary);
}

.testimonial__quote::after {
  content: '"';
  color: var(--color-primary);
}

.testimonial__author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
}

.testimonial__avatar {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.testimonial__info {
  text-align: left;
}

.testimonial__name {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

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

/* ===================
   CAROUSEL
   =================== */
.carousel {
  position: relative;
  overflow: hidden;
}

.carousel__track {
  display: flex;
  transition: transform var(--transition-slow);
}

.carousel__slide {
  flex: 0 0 100%;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.carousel__slide--active {
  opacity: 1;
}

.carousel__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.carousel__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.carousel__btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.carousel__btn svg {
  width: 20px;
  height: 20px;
}

.carousel__dots {
  display: flex;
  gap: var(--space-xs);
}

.carousel__dot {
  width: 8px;
  height: 8px;
  background: var(--color-border);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.carousel__dot--active {
  width: 24px;
  background: var(--color-primary);
}

/* ===================
   LIGHTBOX
   =================== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.lightbox--open {
  opacity: 1;
  visibility: visible;
}

.lightbox__content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
}

.lightbox__image {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
}

.lightbox__close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-secondary);
  border: none;
  border-radius: var(--radius-full);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  z-index: 10;
}

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

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-secondary);
  border: none;
  border-radius: var(--radius-full);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.lightbox__nav--prev {
  left: var(--space-md);
}

.lightbox__nav--next {
  right: var(--space-md);
}

.lightbox__caption {
  text-align: center;
  padding: var(--space-md);
  color: white;
}

.lightbox__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xs);
}

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

/* ===================
   ACCORDION
   =================== */
.accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.accordion__item {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

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

.accordion__icon {
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  transition: transform var(--transition-fast);
}

.accordion__item--open .accordion__icon {
  transform: rotate(180deg);
}

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

.accordion__item--open .accordion__content {
  max-height: 500px;
}

.accordion__body {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* ===================
   LOADING STATES
   =================== */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-tertiary) 25%,
    var(--color-bg-secondary) 50%,
    var(--color-bg-tertiary) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ===================
   FORM INPUT ALIASES
   =================== */
.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-muted);
}

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

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

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

.form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-sm) center;
  background-size: 16px;
  padding-right: var(--space-2xl);
  cursor: pointer;
}

/* Form row for two columns */
@media (min-width: 640px) {
  .form__row {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ===================
   ENHANCED CHECKBOX
   =================== */
.checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
  user-select: none;
}

.checkbox input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox__mark {
  position: relative;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background: var(--color-bg-primary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.checkbox__mark::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) scale(0);
  transition: transform var(--transition-fast);
}

.checkbox input[type="checkbox"]:checked + .checkbox__mark {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.checkbox input[type="checkbox"]:checked + .checkbox__mark::after {
  transform: rotate(45deg) scale(1);
}

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

.checkbox__label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.checkbox__label a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ===================
   RADIO BUTTONS
   =================== */
.form__radio-group {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.radio {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  user-select: none;
}

.radio input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.radio__mark {
  position: relative;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background: var(--color-bg-primary);
  border: 2px solid var(--color-border);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.radio__mark::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 10px;
  background: white;
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  transition: transform var(--transition-fast);
}

.radio input[type="radio"]:checked + .radio__mark {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.radio input[type="radio"]:checked + .radio__mark::after {
  transform: translate(-50%, -50%) scale(1);
}

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

.radio__label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ===================
   FILE UPLOAD
   =================== */
.file-upload__label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xl);
  background: var(--color-bg-primary);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.file-upload__label:hover {
  border-color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.05);
}

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

.file-upload__name {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.file-upload__hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* File upload validation states */
.file-upload__label--error {
  border-color: var(--color-error);
  background: rgba(239, 68, 68, 0.05);
}

.file-upload__label--error svg {
  color: var(--color-error);
}

.file-upload__label--success {
  border-color: var(--color-success);
  background: rgba(34, 197, 94, 0.05);
}

.file-upload__label--success svg {
  color: var(--color-success);
}

/* ===================
   BUTTON MODIFIERS
   =================== */
.btn--full {
  width: 100%;
}

/* ===================
   BACK TO TOP
   =================== */
.back-to-top {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border: none;
  border-radius: var(--radius-full);
  color: white;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  z-index: var(--z-fixed);
  box-shadow: var(--shadow-lg);
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.back-to-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top svg {
  width: 24px;
  height: 24px;
}

/* ===================
   GAME FAB
   =================== */
.game-fab {
  position: fixed;
  bottom: calc(var(--space-xl) + 60px);
  right: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--radius-full);
  color: white;
  cursor: pointer;
  transition: all var(--transition-normal);
  z-index: var(--z-fixed);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
  animation: fabPulse 2s ease-in-out infinite;
}

.game-fab:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-glow);
  animation: none;
}

.game-fab:active {
  transform: scale(0.95);
}

.game-fab__icon {
  font-size: 1.5rem;
  line-height: 1;
}

.game-fab__tooltip {
  position: absolute;
  right: calc(100% + var(--space-sm));
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.game-fab:hover .game-fab__tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

@keyframes fabPulse {
  0%, 100% {
    box-shadow: var(--shadow-lg), 0 0 0 0 rgba(155, 58, 72, 0.4);
  }
  50% {
    box-shadow: var(--shadow-lg), 0 0 0 10px rgba(155, 58, 72, 0);
  }
}

/* Hide on game page */
.game-section ~ .game-fab,
body:has(.game-section) .game-fab {
  display: none;
}

@media (max-width: 480px) {
  .game-fab {
    width: 46px;
    height: 46px;
    bottom: calc(var(--space-lg) + 54px);
    right: var(--space-md);
  }

  .game-fab__tooltip {
    display: none;
  }
}

/* ===================
   PAGE HERO
   =================== */
.page-hero {
  position: relative;
  padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-3xl);
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-primary));
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background: radial-gradient(circle at 70% 30%, rgba(var(--color-primary-rgb), 0.1), transparent 60%);
  pointer-events: none;
}

.page-hero__content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.page-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@media (min-width: 768px) {
  .page-hero__title {
    font-size: var(--text-5xl);
  }
}

.page-hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

@media (min-width: 768px) {
  .page-hero__subtitle {
    font-size: var(--text-xl);
  }
}

/* ===================
   CTA SECTION
   =================== */
.cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
  padding: var(--space-3xl);
  background: var(--gradient-primary);
  border-radius: var(--radius-2xl);
  text-align: center;
}

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

.cta__content {
  max-width: 600px;
}

.cta__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  color: white;
  margin-bottom: var(--space-sm);
}

@media (min-width: 768px) {
  .cta__title {
    font-size: var(--text-3xl);
  }
}

.cta__text {
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--text-lg);
}

.cta__actions {
  flex-shrink: 0;
}

/* ===================
   FOOTER ENHANCEMENTS
   =================== */
.footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-lg);
}

.footer__social {
  display: flex;
  gap: var(--space-sm);
}

.footer__links li a,
.footer__contact li a {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.footer__links li a:hover,
.footer__contact li a:hover {
  color: var(--color-primary);
}

.footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

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

.footer__contact li svg {
  color: var(--color-text-muted);
  flex-shrink: 0;
}

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

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

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

/* ===================
   SECTION STYLES
   =================== */
.section__header {
  max-width: 700px;
  margin-bottom: var(--space-3xl);
}

.section__header.text-center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section__badge {
  display: inline-block;
  margin-bottom: var(--space-md);
  padding: var(--space-xxs) var(--space-md);
  background: rgba(var(--color-primary-rgb), 0.1);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
}

.section__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
}

@media (min-width: 768px) {
  .section__title {
    font-size: var(--text-4xl);
  }
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* ===================
   ENHANCED PAGE HERO
   =================== */
/* Mobile-first base */
.page-hero--enhanced {
  position: relative;
  padding: calc(var(--header-height) + var(--space-2xl)) 0 var(--space-xl);
  overflow: hidden;
  min-height: auto;
  display: flex;
  align-items: center;
}

/* Tablet and up: Larger padding */
@media (min-width: 768px) {
  .page-hero--enhanced {
    padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-2xl);
    min-height: 400px;
  }
}

.page-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-hero__gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(var(--color-primary-rgb), 0.15), transparent),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(var(--color-primary-rgb), 0.08), transparent),
    linear-gradient(180deg, var(--color-bg-primary), var(--color-bg-secondary));
}

.page-hero__pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 25% 25%, rgba(var(--color-primary-rgb), 0.03) 2px, transparent 2px),
    radial-gradient(circle at 75% 75%, rgba(var(--color-primary-rgb), 0.03) 2px, transparent 2px);
  background-size: 60px 60px;
  opacity: 0.5;
}

.page-hero--enhanced .page-hero__content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  text-align: center;
  margin: 0 auto;
}

.page-hero--enhanced .page-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin: var(--space-md) 0;
  color: var(--color-text-primary);
}

@media (min-width: 768px) {
  .page-hero--enhanced .page-hero__title {
    font-size: var(--text-5xl);
  }
}

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

.page-hero--enhanced .page-hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  max-width: 550px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .page-hero--enhanced .page-hero__subtitle {
    font-size: var(--text-xl);
  }
}

/* Text Gradient */
.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}