/* Landing — Responsive styles
   All @media query blocks for responsive design,
   mobile, tablet, landscape, iOS/Android, PWA, high DPI */

/* Landing contrast tokens. Kept late in the landing cascade so shared app
   tokens cannot leave CTAs and accent links below readable contrast. */
:root {
  --primary-color: #d32f2f;
  --primary-dark: #991b1b;
  --primary-light: #b91c1c;
  --primary-color-light: rgba(211, 47, 47, 0.12);
  --primary-gradient: linear-gradient(135deg, #d32f2f 0%, #991b1b 100%);
  --gradient: linear-gradient(135deg, #d32f2f 0%, #991b1b 100%);
  --ai-accent: #4f46e5;
  --ai-accent-dark: #4c1d95;
  --success-color: #047857;
  --success-light: #059669;
  --success-dark: #065f46;
  --text-light: #475569;
  --text-secondary: #475569;
  --text-muted: #475569;
}

:root[data-theme="dark"] {
  --primary-color: #d32f2f;
  --primary-dark: #991b1b;
  --primary-light: #b91c1c;
  --primary-color-light: rgba(211, 47, 47, 0.16);
  --primary-gradient: linear-gradient(135deg, #d32f2f 0%, #991b1b 100%);
  --gradient: linear-gradient(135deg, #d32f2f 0%, #991b1b 100%);
  --ai-accent: #4f46e5;
  --ai-accent-dark: #4c1d95;
  --success-color: #047857;
  --success-light: #059669;
  --success-dark: #065f46;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --primary-color: #d32f2f;
    --primary-dark: #991b1b;
    --primary-light: #b91c1c;
    --primary-color-light: rgba(211, 47, 47, 0.16);
    --primary-gradient: linear-gradient(135deg, #d32f2f 0%, #991b1b 100%);
    --gradient: linear-gradient(135deg, #d32f2f 0%, #991b1b 100%);
    --ai-accent: #4f46e5;
    --ai-accent-dark: #4c1d95;
    --success-color: #047857;
    --success-light: #059669;
    --success-dark: #065f46;
  }
}

/* ===== LARGE SCREENS (1025px+) ===== */
@media (min-width: 1025px) {
  .container {
    max-width: 1400px;
  }

  .hero h2 {
    font-size: var(--text-5xl);
  }

  .hero p {
    font-size: var(--text-xl);
  }

  .features {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ===== TABLET (769px–1024px) ===== */
@media (max-width: 1024px) {
  .container {
    padding: 0 var(--space-6);
    padding-left: max(24px, var(--safe-area-inset-left));
    padding-right: max(24px, var(--safe-area-inset-right));
  }

  .hero h2 {
    font-size: clamp(2rem, 5vw, 2.5rem);
  }

  .hero p {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .hero h2 {
    font-size: var(--text-4xl);
  }

  .hero p {
    font-size: var(--text-xl);
  }

  .features {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ===== MOBILE (max-width: 768px) ===== */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
  }

  .hero {
    padding: var(--space-10) var(--space-5);
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-10);
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .hero-actions .btn {
    width: 100%;
    max-width: 280px;
  }

  .header-actions {
    margin-top: var(--space-4);
  }

  .header {
    padding: var(--space-8) 0;
    margin-bottom: var(--space-8);
  }

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

  .feature-card {
    padding: var(--space-6) var(--space-5);
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .stories-grid {
    grid-template-columns: 1fr;
  }

  .cases-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .pricing-card.featured {
    transform: none;
  }

  @media (hover: hover) {
    .pricing-card.featured:hover {
      transform: translateY(-4px);
    }
  }

  .modal-content {
    margin: 10px;
    padding: var(--space-6) var(--space-5);
    max-height: 85vh;
    width: 95%;
  }

  .terms-content {
    max-width: 95vw;
    max-height: 85vh;
  }

  .close-modal {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
  }

  .modal .payment-access-grid,
  .modal-content .payment-access-grid {
    grid-template-columns: 1fr;
  }

  .modal .payment-access-card,
  .modal-content .payment-access-card {
    padding: var(--space-6) var(--space-5);
  }

  .btn {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-sm);
    min-height: 44px;
  }

  .trust-badges {
    gap: var(--space-4);
  }

  .badge {
    font-size: var(--text-xs);
    padding: var(--space-2) var(--space-3);
  }

  .phone-mockup {
    width: 240px;
    height: 480px;
    transform: none;
  }

  @media (hover: hover) {
    .phone-mockup:hover {
      transform: none;
    }
  }

  .domain-card {
    flex-direction: column;
    text-align: center;
    gap: var(--space-4);
  }

  .domain-info {
    flex-direction: column;
    text-align: center;
  }

  .domain-price {
    margin-right: 0;
  }

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

  .premium-card {
    padding: var(--space-6) var(--space-5);
    position: relative;
  }

  .premium-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-2);
    z-index: var(--z-float);
  }

  .premium-card.featured {
    transform: none;
  }

  @media (hover: hover) {
    .premium-card.featured:hover {
      transform: translateY(-4px);
    }
  }

  .premium-price .amount {
    font-size: var(--text-4xl);
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  /* Touch-friendly tap targets */
  button,
  a,
  input[type="submit"],
  input[type="button"] {
    min-height: 44px;
    min-width: 44px;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }

  .form-group input,
  .form-group textarea {
    min-height: 44px;
  }

  .checkbox-label {
    min-height: 44px;
    min-width: 44px;
  }

  /* Prevent text size adjustment */
  body {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
  }

  /* Improved form inputs on mobile */
  input,
  textarea,
  select {
    font-size: var(--text-base);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
  }

  /* Payment modal — bottom sheet style on mobile */
  .payment-modal-content {
    width: 100%;
    max-width: 100%;
    margin: 0;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    max-height: 95vh;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    animation: modalSlideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  }

  @keyframes modalSlideUp {
    from {
      opacity: 0;
      transform: translateY(100%);
    }

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

  .payment-modal-header {
    padding: var(--space-8) var(--space-6) var(--space-6);
  }

  .payment-modal-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
  }

  .payment-modal-icon i {
    font-size: var(--text-3xl);
  }

  .payment-modal-header h2 {
    font-size: var(--text-2xl);
  }

  .payment-modal-header p {
    font-size: var(--text-sm);
  }

  .payment-plans-container {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    padding: var(--space-6) var(--space-4);
    max-height: 50vh;
    overflow-y: auto;
  }

  .payment-plan-card {
    padding: var(--space-6) var(--space-5);
  }

  .payment-plan-card.featured {
    transform: none;
    order: -1;
  }

  @media (hover: hover) {
    .payment-plan-card.featured:hover {
      transform: translateY(-2px);
    }
  }

  .plan-badge {
    font-size: var(--text-xs);
    padding: 5px var(--space-3);
  }

  .price-amount {
    font-size: var(--text-3xl);
  }

  .plan-features li {
    font-size: var(--text-sm);
    padding: var(--space-2) 0;
  }

  .plan-features li.highlight-feature {
    margin: 0 -20px;
    padding: var(--space-2) var(--space-5);
  }

  .payment-modal-footer {
    padding: var(--space-5) var(--space-4);
    padding-bottom: max(20px, env(safe-area-inset-bottom));
  }

  .footer-note {
    font-size: var(--text-xs);
  }
}

/* ===== SMALL PHONES (max-width: 480px) ===== */
@media (max-width: 480px) {
  .header {
    padding: var(--space-5) var(--space-4);
  }

  .hero {
    padding: var(--space-10) var(--space-4);
  }

  .hero-content,
  .hero-actions,
  .hero-actions-secondary,
  .hero-cta-register,
  .hero-guarantee,
  .hero-support-contacts,
  .hero-social-proof {
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }

  .hero h2 {
    font-size: var(--text-3xl);
  }

  .hero p {
    font-size: var(--text-lg);
  }

  .features {
    margin: var(--space-8) 5px;
  }

  .modal-content {
    padding: var(--space-5) var(--space-4);
    margin: 5px;
    width: 98%;
    max-height: 88vh;
    border-radius: var(--radius-md);
  }

  .modal .payment-access-price .amount,
  .modal-content .payment-access-price .amount {
    font-size: var(--text-2xl);
  }

  .modal .payment-access-header h4,
  .modal-content .payment-access-header h4 {
    font-size: var(--text-lg);
  }

  .terms-content {
    padding: var(--space-5) var(--space-4);
  }

  .terms-body h3 {
    font-size: var(--text-lg);
  }

  .checkbox-label {
    font-size: var(--text-sm);
  }

  .btn {
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
    min-height: 44px;
  }

  .payment-modal-content .close-modal-btn {
    top: var(--space-3);
    right: var(--space-3);
    width: 36px;
    height: 36px;
  }

  .payment-modal-header {
    padding: var(--space-7) var(--space-5) var(--space-5);
  }

  .payment-modal-icon {
    width: 56px;
    height: 56px;
  }

  .payment-modal-icon i {
    font-size: var(--text-2xl);
  }

  .payment-modal-header h2 {
    font-size: var(--text-xl);
  }

  .payment-plans-container {
    padding: var(--space-5) var(--space-3);
  }

  .payment-plan-card {
    padding: var(--space-5) var(--space-4);
    border-radius: var(--radius-md);
  }

  .plan-header h3 {
    font-size: var(--text-lg);
  }

  .price-amount {
    font-size: var(--text-2xl);
  }

  .price-currency,
  .price-period {
    font-size: var(--text-sm);
  }

  .plan-features li {
    gap: var(--space-3);
  }

  .plan-features li.highlight-feature {
    margin: 0 calc(-1 * var(--space-4));
    padding: var(--space-2) var(--space-4);
  }

  .footer-note {
    flex-direction: column;
    gap: var(--space-1);
  }
}

/* ===== EXTRA SMALL (max-width: 375px) ===== */
@media (max-width: 375px) {
  .container {
    padding-left: max(10px, env(safe-area-inset-left));
    padding-right: max(10px, env(safe-area-inset-right));
  }

  .hero {
    padding-left: var(--space-3);
    padding-right: var(--space-3);
  }

  .hero-actions-secondary,
  .hero-cta-register {
    padding-left: 0;
    padding-right: 0;
  }

  .hero-actions .btn,
  .hero-actions-secondary .btn,
  .btn-cta-register,
  .hero-support-whatsapp,
  .hero-support-telegram {
    max-width: 100%;
  }

  .logo {
    font-size: var(--text-3xl);
  }

  .hero-title {
    font-size: var(--text-2xl);
  }

  .hero-stats .stat-number {
    font-size: var(--text-2xl);
  }

  .btn-large {
    padding: var(--space-4) var(--space-5);
    font-size: var(--text-sm);
  }

  .trust-badges {
    flex-direction: column;
    gap: var(--space-2);
  }

  .badge {
    font-size: var(--text-xs);
    padding: var(--space-2) var(--space-3);
  }
}

/* ===== LANDSCAPE MOBILE ===== */
@media (max-height: 500px) and (orientation: landscape) {
  .header {
    padding: var(--space-5) 0;
    margin-bottom: var(--space-5);
  }

  .hero {
    grid-template-columns: 1fr;
    padding: var(--space-8) var(--space-4);
    gap: var(--space-5);
    margin-bottom: var(--space-8);
  }

  .hero h2 {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-4);
  }

  .hero p {
    font-size: var(--text-lg);
    margin-bottom: var(--space-6);
  }

  .hero-visual {
    display: none;
  }

  .hero-stats {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-4);
  }

  .features {
    margin: var(--space-8) 0;
  }

  .modal-content {
    max-height: 90vh;
    margin: 5vh auto;
  }
}

/* ===== iOS SAFARI FIXES ===== */
@supports (-webkit-touch-callout: none) {
  body {
    min-height: -webkit-fill-available;
  }

  .hero {
    min-height: auto;
  }

  .modal {
    height: -webkit-fill-available;
  }

  .modal-content {
    max-height: calc(100vh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 40px);
  }

  .footer {
    padding-bottom: calc(40px + env(safe-area-inset-bottom));
  }

  .whatsapp-support {
    bottom: calc(20px + env(safe-area-inset-bottom));
  }
}

/* iOS Safari input zoom prevention */
@media screen and (-webkit-min-device-pixel-ratio: 0) {

  .form-group input,
  .form-group textarea {
    font-size: var(--text-base);
  }
}

/* iOS Safe Area for payment modal */
@supports (padding: max(0px)) {
  .payment-modal-content {
    padding-bottom: max(0px, env(safe-area-inset-bottom)) !important;
  }
}

/* ===== ANDROID / TOUCH DEVICE FIXES ===== */
@media screen and (max-width: 768px) {

  .terms-body,
  .modal-content,
  .ai-preview-content {
    overscroll-behavior: contain;
  }

  body {
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
  }
}

@media (pointer: coarse) {

  .close-modal {
    min-width: 48px;
    min-height: 48px;
    width: 48px;
    height: 48px;
  }

  .lang-btn {
    min-height: 44px;
    padding: var(--space-3) var(--space-4);
  }

  .btn:hover,
  .feature-card:hover,
  .story-card:hover,
  .case-card:hover {
    transform: none;
  }

  .btn:active,
  .feature-card:active {
    transform: scale(0.98);
  }
}

@media (hover: none) and (pointer: coarse) {
  .payment-plan-card {
    -webkit-tap-highlight-color: transparent;
  }

  .payment-plan-card:active {
    transform: scale(0.98);
  }

  .payment-plan-card.featured:active {
    transform: scale(0.99);
  }
}

/* ===== LANDSCAPE PAYMENT MODAL ===== */
@media (max-height: 600px) and (orientation: landscape) {
  .payment-modal-content {
    max-height: 95vh;
    border-radius: var(--radius-md);
    position: relative;
    bottom: auto;
    margin: 2.5vh auto;
  }

  .payment-modal-header {
    padding: var(--space-5);
  }

  .payment-modal-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-3);
  }

  .payment-plans-container {
    grid-template-columns: repeat(2, 1fr);
    padding: var(--space-4);
    max-height: none;
  }

  .payment-modal-footer {
    padding: var(--space-4);
    flex-direction: row;
    justify-content: space-between;
  }
}

/* ===== PWA INSTALLED MODE ===== */
@media (display-mode: standalone) {
  .header-top {
    padding-top: env(safe-area-inset-top);
  }

  .footer {
    padding-bottom: calc(40px + env(safe-area-inset-bottom));
  }
}

/* ===== HIGH DPI SCREENS ===== */
@media (-webkit-min-device-pixel-ratio: 2),
(min-resolution: 192dpi) {

  .logo,
  .hero-title,
  h1,
  h2,
  h3 {
    text-rendering: optimizeLegibility;
  }
}

/* prefers-reduced-motion is handled globally in css/reset.css */