/* ============================================================
   SnapVideo theme — réplica del sistema de diseño del frontend Next.js
   Tokens tomados de apps/web/src/app/globals.css
   ============================================================ */

:root {
  --color-background: #ffffff;
  --color-surface: #ffffff;
  --color-surface-alt: #f3f4f6;
  --color-surface-hover: #f9fafb;
  --color-border: #e5e7eb;
  --color-border-active: #dc2626;
  --color-primary: #dc2626;
  --color-primary-hover: #b91c1c;
  --color-primary-glow: rgba(220, 38, 38, 0.1);
  --color-secondary: #ef4444;
  --color-secondary-glow: rgba(239, 68, 68, 0.08);
  --color-accent: #f97316;
  --color-text: #111827;
  --color-text-muted: #6b7280;
  --color-success: #16a34a;
  --color-warning: #f59e0b;
  --color-error: #dc2626;
  --font-display: "Inter", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

@keyframes snap-fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes snap-slide-down {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

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

.snap-main { flex: 1; }

/* ---------- Layout ---------- */

.snap-container {
  margin: 0 auto;
  max-width: 72rem; /* max-w-6xl */
  padding: 0 1rem;
}

.snap-container-lg { max-width: 72rem; }
.snap-container-md { max-width: 48rem; } /* max-w-3xl */

.snap-center { text-align: center; }
.snap-mb-sm { margin-bottom: 1rem; }
.snap-mb-lg { margin-bottom: 3rem; }

.snap-section { padding: 4rem 1rem; }
.snap-section-pad-lg { padding: 5rem 1rem; }
.snap-section-bordered { border-top: 1px solid var(--color-border); }

@media (min-width: 768px) {
  .snap-section { padding: 6rem 1rem; }
  .snap-section-pad-lg { padding: 8rem 1rem; }
}

/* ---------- Tipografía ---------- */

.snap-h1 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1.2;
  font-size: 2.25rem;
  margin: 0;
}

.snap-h2 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.025em;
  font-size: 1.5rem;
  margin: 0 0 3rem;
}

.snap-subtitle {
  color: var(--color-text-muted);
  font-size: 1.125rem;
  line-height: 1.5;
  max-width: 36rem;
  margin: 1rem auto 0;
}

@media (min-width: 768px) {
  .snap-h1 { font-size: 3.75rem; }
  .snap-subtitle { font-size: 1.25rem; }
}

/* ---------- Header ---------- */

.snap-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-background);
}

.snap-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.snap-brand { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }

.snap-brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.875rem;
}

.snap-brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.05em;
  font-size: 1.125rem;
  color: var(--color-text);
}

.snap-nav { display: none; align-items: center; gap: 0.25rem; }

.snap-nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color 0.2s, background-color 0.2s;
}

.snap-nav-link:hover { color: var(--color-text); background-color: var(--color-surface-hover); }
.snap-nav-link.is-active { background-color: var(--color-primary-glow); color: var(--color-primary); }

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

/* ---------- Language picker ---------- */

.snap-lang-picker { position: relative; }

.snap-lang-trigger {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: none;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  transition: background-color 0.2s;
  font-family: inherit;
}

.snap-lang-trigger:hover { background-color: var(--color-surface-hover); }
.snap-lang-flag { font-size: 1rem; line-height: 1; }
.snap-lang-native { display: none; }
.snap-lang-chevron { color: var(--color-text-muted); transition: transform 0.2s; }
.snap-lang-picker.is-open .snap-lang-chevron { transform: rotate(180deg); }

@media (min-width: 640px) {
  .snap-lang-native { display: inline; }
}

.snap-lang-menu {
  display: none;
  position: absolute;
  inset-inline-end: 0;
  top: calc(100% + 0.25rem);
  width: 12rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background-color: var(--color-surface);
  padding: 0.25rem 0;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  animation: snap-slide-down 0.2s ease-out forwards;
  z-index: 60;
}

.snap-lang-picker.is-open .snap-lang-menu { display: block; }

.snap-lang-option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: var(--color-text);
  transition: background-color 0.2s;
  border: 0;
  background: none;
  text-align: start;
  cursor: pointer;
  font-family: inherit;
}

.snap-lang-option:hover { background-color: var(--color-surface-hover); }
.snap-lang-option.is-current { background-color: var(--color-primary-glow); color: var(--color-primary); font-weight: 600; }
.snap-lang-check { margin-inline-start: auto; font-size: 0.75rem; color: var(--color-primary); }

/* ---------- Iconos de plataforma ---------- */

.snap-icon-sm svg { width: 1.25rem; height: 1.25rem; display: block; }
.snap-icon-md svg { width: 1.75rem; height: 1.75rem; display: block; }
.snap-icon-lg svg { width: 2.25rem; height: 2.25rem; display: block; }

/* ---------- Grids ---------- */

.snap-grid {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 1.5rem;
}

@media (min-width: 640px) { .snap-grid-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 640px) { .snap-grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 640px) { .snap-grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 640px) { .snap-grid-5 { grid-template-columns: repeat(3, 1fr); } }

@media (min-width: 1024px) {
  .snap-grid-3 { grid-template-columns: repeat(3, 1fr); }
  .snap-grid-4 { grid-template-columns: repeat(4, 1fr); }
  .snap-grid-5 { grid-template-columns: repeat(5, 1fr); }
}

/* ---------- Cards ---------- */

.snap-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  padding: 1.5rem;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
  animation: snap-fade-up 0.6s ease-out forwards;
  opacity: 0;
}

.snap-card:hover { border-color: rgba(220, 38, 38, 0.4); box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1); }

.snap-tool-card:hover { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1); transform: translateY(-4px); }
.snap-tool-card:hover .snap-tool-icon { transform: scale(1.1) rotate(3deg); }

.snap-tool-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 5rem;
  height: 5rem;
  border-radius: 1rem;
  margin-bottom: 1.25rem;
  transition: transform 0.3s;
}

.snap-tool-name { font-weight: 700; font-size: 1.25rem; margin: 0 0 0.5rem; }

.snap-tool-badge {
  display: inline-block;
  padding: 0.25rem 1rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.snap-tool-desc { color: var(--color-text-muted); font-size: 0.875rem; line-height: 1.625; margin: 0; }

/* ---------- Features ---------- */

.snap-feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  background-color: var(--color-primary-glow);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.snap-feature-title { font-weight: 600; font-size: 1rem; margin: 0 0 0.25rem; }
.snap-feature-desc { color: var(--color-text-muted); font-size: 0.875rem; margin: 0; }

/* ---------- Stats ---------- */

.snap-stat { text-align: center; animation: snap-fade-up 0.5s ease-out forwards; opacity: 0; }

.snap-stat-value {
  font-weight: 700;
  font-size: 2.25rem;
  color: var(--color-primary);
}

.snap-stat-label { margin-top: 0.5rem; color: var(--color-text-muted); font-size: 0.875rem; }

@media (min-width: 768px) {
  .snap-stat-value { font-size: 3rem; }
}

/* ---------- Content section ---------- */

.snap-prose {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.625;
  color: var(--color-text-muted);
}

.snap-prose p { margin: 0; }

.snap-related {
  margin-top: 2.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background-color: var(--color-surface);
  padding: 1.5rem;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.snap-related-title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.025em;
  font-size: 1.125rem;
  margin: 0 0 1rem;
}

.snap-related-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

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

.snap-related-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  transition: border-color 0.2s, background-color 0.2s;
}

.snap-related-link:hover { border-color: rgba(220, 38, 38, 0.4); background-color: var(--color-surface-hover); }
.snap-related-link span[aria-hidden="true"] { color: var(--color-primary); }

/* ---------- Formats ---------- */

.snap-format-card { padding: 1rem; cursor: pointer; }
.snap-format-card:hover { border-color: rgba(220, 38, 38, 0.5); }

.snap-format-value { font-weight: 600; font-size: 0.875rem; text-transform: uppercase; }
.snap-format-quality { color: var(--color-text-muted); font-size: 0.75rem; margin-top: 0.25rem; }
.snap-format-label { color: var(--color-text-muted); font-size: 0.625rem; margin-top: 0.125rem; }

/* ---------- HowTo ---------- */

.snap-howto-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 1.5rem; }

.snap-howto-item { display: flex; gap: 1rem; }

.snap-howto-num {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  background-color: var(--color-primary-glow);
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 700;
}

.snap-howto-title { font-weight: 600; font-size: 1rem; margin: 0; }
.snap-howto-desc { margin: 0.25rem 0 0; color: var(--color-text-muted); font-size: 0.875rem; line-height: 1.625; }

/* ---------- FAQ ---------- */

.snap-faq-list { display: flex; flex-direction: column; gap: 1rem; }

.snap-faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  padding: 1rem 1.25rem;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  transition: box-shadow 0.2s;
}

.snap-faq-item[open] { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1); }

.snap-faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  list-style: none;
}

.snap-faq-item summary::-webkit-details-marker { display: none; }

.snap-faq-q { font-size: 1rem; font-weight: 600; margin: 0; }

.snap-faq-plus {
  flex-shrink: 0;
  color: var(--color-primary);
  font-size: 1.25rem;
  transition: transform 0.2s;
}

.snap-faq-item[open] .snap-faq-plus { transform: rotate(45deg); }

.snap-faq-a { margin: 0.75rem 0 0; color: var(--color-text-muted); font-size: 0.875rem; line-height: 1.625; }

/* ---------- Supported platforms ---------- */

.snap-supported-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-lg);
  margin-bottom: 0.75rem;
  transition: transform 0.3s;
}

.snap-supported-card:hover .snap-supported-icon { transform: scale(1.1); }
.snap-supported-name { font-weight: 600; font-size: 1rem; margin: 0 0 0.25rem; }
.snap-supported-desc { color: var(--color-text-muted); font-size: 0.75rem; margin: 0; }

/* ---------- Footer ---------- */

.snap-footer {
  border-top: 1px solid var(--color-border);
  background-color: var(--color-surface-alt);
}

.snap-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-top: 3rem;
  padding-bottom: 3rem;
}

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

.snap-footer-disclaimer { max-width: 20rem; color: var(--color-text-muted); font-size: 0.875rem; margin: 1rem 0 0; }
.snap-footer-title { font-size: 0.875rem; font-weight: 600; margin: 0 0 0.75rem; }

.snap-footer-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }

.snap-footer-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  transition: color 0.2s;
}

.snap-footer-link:hover { color: var(--color-text); }
.snap-footer-muted { color: var(--color-text-muted); font-size: 0.875rem; cursor: not-allowed; }

.snap-footer-copyright {
  border-top: 1px solid var(--color-border);
  text-align: center;
  padding-top: 2rem;
  padding-bottom: 2rem;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* ---------- Adsterra ---------- */

.snap-adsterra {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  min-height: 6.25rem;
  background-color: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin: 0 auto;
}

/* ---------- Contenido libre ---------- */

.snap-page-content { padding: 3rem 1rem; }
.snap-page-content h2, .snap-page-content h3 { font-family: var(--font-display); }
.snap-page-content p { color: var(--color-text-muted); line-height: 1.7; }

/* ---------- RTL ---------- */

[dir="rtl"] .snap-related-link span[aria-hidden="true"] { transform: scaleX(-1); }

/* ---------- Animaciones ---------- */

.snap-tool-card, .snap-feature-card, .snap-format-card, .snap-supported-card, .snap-stat {
  animation-delay: 0s;
}