/* ==========================================================================
   TecnoRecomendado — Sistema de diseño
   Paleta: índigo tecnológico + neón ciber (cian + magenta) + violeta ambiental
   Tipografía: Space Grotesk (titulares) + Inter (texto)
   ========================================================================== */

:root {
  --bg: #161C30;
  --panel: #1E2740;
  --panel-2: #262F4D;
  --border: #37416B;
  --border-soft: #2B3355;
  --text: #EAF0FF;
  --text-muted: #9FADD9;
  --text-faint: #6D79A8;
  --accent: #00E5FF;
  --accent-ink: #04141C;
  --accent-2: #FF3EC9;
  --accent-3: #7C4DFF;

  --glow-cyan: 0 0 14px rgba(0, 229, 255, 0.55), 0 0 34px rgba(0, 229, 255, 0.22);
  --glow-pink: 0 0 14px rgba(255, 62, 201, 0.55), 0 0 34px rgba(255, 62, 201, 0.22);

  --font-display: "Space Grotesk", "IBM Plex Sans", sans-serif;
  --font-body: "Inter", "IBM Plex Sans", sans-serif;

  --container: 1180px;
  --radius-sm: 3px;
  --radius-md: 6px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(640px circle at 12% 18%, rgba(0, 229, 255, 0.14), transparent 60%),
    radial-gradient(560px circle at 88% 12%, rgba(124, 77, 255, 0.12), transparent 60%),
    radial-gradient(600px circle at 80% 82%, rgba(255, 62, 201, 0.10), transparent 60%);
  animation: bgDrift 22s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes bgDrift {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  100% { transform: translate3d(-3%, 3%, 0) scale(1.06); }
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.01em;
}

p { color: var(--text-muted); max-width: 62ch; }

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

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

::selection { background: var(--accent); color: var(--accent-ink); }

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(17, 22, 40, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-soft);
  box-shadow: 0 1px 24px rgba(0, 229, 255, 0.06);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  object-fit: contain;
  animation: markPulse 3.2s ease-in-out infinite;
}

@keyframes markPulse {
  0%, 100% { filter: drop-shadow(0 0 6px rgba(0, 229, 255, 0.65)); }
  50% { filter: drop-shadow(0 0 10px rgba(255, 62, 201, 0.75)); }
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.main-nav a {
  font-size: 0.92rem;
  color: var(--text-muted);
  transition: color 0.15s ease;
}

.main-nav a:hover { color: var(--accent); }

.nav-cta {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  background-size: 200% 200%;
  animation: gradientShift 5s ease infinite;
  color: var(--accent-ink) !important;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.88rem;
  box-shadow: var(--glow-cyan);
  transition: box-shadow 0.2s ease, transform 0.15s ease;
}

.nav-cta:hover { box-shadow: var(--glow-pink); transform: translateY(-1px); }

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

/* ---------- Hero ---------- */

.hero {
  padding: 96px 0 80px;
  border-bottom: 1px solid var(--border-soft);
}

.hero .container {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 64px;
  align-items: end;
}

.hero-eyebrow {
  color: var(--accent-2);
  font-size: 0.88rem;
  margin-bottom: 20px;
  display: block;
  text-shadow: 0 0 12px rgba(255, 62, 201, 0.35);
}

.hero h1 {
  font-size: clamp(2.2rem, 4.4vw, 3.3rem);
  max-width: 16ch;
}

.hero h1 em,
.compare-hero h1 em {
  font-style: normal;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradientShift 6s ease infinite;
}

.hero-sub {
  margin-top: 22px;
  font-size: 1.08rem;
  max-width: 46ch;
}

.hero-actions {
  margin-top: 34px;
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.hero-stats {
  border-left: 1px solid var(--border);
  padding-left: 32px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.stat-figure {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--accent);
  text-shadow: 0 0 16px rgba(0, 229, 255, 0.35);
}

.stat-label {
  color: var(--text-faint);
  font-size: 0.85rem;
  margin-top: 4px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, box-shadow 0.2s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  background-size: 200% 200%;
  animation: gradientShift 4s ease infinite;
  color: var(--accent-ink);
  box-shadow: var(--glow-cyan);
}

.btn-primary:hover { box-shadow: var(--glow-pink); }

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-ghost:hover { border-color: var(--accent); box-shadow: 0 0 16px rgba(0, 229, 255, 0.28); }

/* ---------- Section shell ---------- */

.section {
  padding: 84px 0;
  border-bottom: 1px solid var(--border-soft);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.section-head h2 {
  font-size: clamp(1.7rem, 2.6vw, 2.1rem);
}

.section-tag {
  color: var(--accent-2);
  font-size: 0.88rem;
}

.section-link {
  color: var(--text-muted);
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  white-space: nowrap;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.section-link:hover { color: var(--accent); border-color: var(--accent); }

/* ---------- Ranking (top picks) ---------- */

.rank-list {
  display: flex;
  flex-direction: column;
}

.rank-item {
  display: grid;
  grid-template-columns: 48px 96px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 28px 20px;
  margin: 0 -20px;
  border-top: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.rank-item:hover {
  background: var(--panel);
  box-shadow: 0 0 28px rgba(0, 229, 255, 0.10);
  transform: translateY(-2px);
}

.product-thumb {
  width: 96px;
  height: 96px;
  border-radius: var(--radius-md);
  background: linear-gradient(155deg, var(--panel-2), var(--panel));
  border: 1px solid var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-faint);
  font-size: 0.7rem;
  text-align: center;
  flex-shrink: 0;
}

.stars {
  color: var(--accent);
  font-size: 0.95rem;
  letter-spacing: 1px;
  text-shadow: 0 0 10px rgba(0, 229, 255, 0.4);
}

.rank-item:last-child { border-bottom: 1px solid var(--border-soft); }

.rank-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--text-faint);
}

.rank-item.is-top {
  box-shadow: inset 3px 0 0 var(--accent-2);
}

.rank-item.is-top .rank-num {
  color: var(--accent-2);
  text-shadow: 0 0 14px rgba(255, 62, 201, 0.6);
}

.rank-main h3 {
  font-size: 1.2rem;
  margin-bottom: 6px;
}

.rank-main p { font-size: 0.95rem; margin: 0; }

.rank-tags {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.tag {
  font-size: 0.76rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 4px 9px;
  border-radius: var(--radius-sm);
  transition: border-color 0.15s ease, color 0.15s ease;
}

.rank-item:hover .tag { border-color: var(--border); }

.rank-score {
  text-align: right;
}

.score-figure {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--accent-2);
}

.score-label {
  font-size: 0.78rem;
  color: var(--text-faint);
  margin-top: 2px;
}

.rank-cta {
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--accent);
  border-bottom: 1px solid transparent;
  display: inline-block;
  transition: color 0.15s ease, border-color 0.15s ease, text-shadow 0.15s ease;
}

.rank-cta:hover {
  color: var(--accent-2);
  border-color: var(--accent-2);
  text-shadow: 0 0 10px rgba(255, 62, 201, 0.5);
}

/* ---------- Comparison table ---------- */

.compare-wrap {
  overflow-x: auto;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
}

table.compare {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
}

table.compare th, table.compare td {
  text-align: left;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.92rem;
}

table.compare thead th {
  color: var(--text-faint);
  font-weight: 500;
  font-size: 0.78rem;
  background: var(--panel);
}

table.compare tbody tr:last-child td { border-bottom: none; }

table.compare tbody tr {
  transition: background 0.15s ease, box-shadow 0.15s ease;
}

table.compare tbody tr:hover {
  background: var(--panel-2);
  box-shadow: inset 3px 0 0 var(--accent);
}

table.compare td.tool-name { font-weight: 600; }

.pill {
  display: inline-block;
  font-size: 0.76rem;
  padding: 3px 10px;
  border-radius: 20px;
  background: rgba(255, 62, 201, 0.14);
  color: var(--accent-2);
}

/* ---------- Newsletter ---------- */

.newsletter {
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 56px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
  box-shadow: 0 0 50px rgba(124, 77, 255, 0.08);
}

.newsletter h2 { font-size: 1.7rem; max-width: 16ch; }

.newsletter-form {
  display: flex;
  gap: 12px;
}

.newsletter-form input {
  flex-grow: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.newsletter-form input:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.15);
}

.newsletter-note {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--text-faint);
}

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

.site-footer {
  padding: 56px 0 40px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.footer-cols {
  display: flex;
  gap: 64px;
}

.footer-col h4 {
  font-size: 0.82rem;
  color: var(--text-faint);
  margin-bottom: 14px;
  font-family: var(--font-body);
  font-weight: 600;
}

.footer-col a {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  transition: color 0.15s ease;
}

.footer-col a:hover { color: var(--accent); }

.footer-disclosure {
  border-top: 1px solid var(--border-soft);
  padding-top: 28px;
  font-size: 0.8rem;
  color: var(--text-faint);
  max-width: 74ch;
}

.footer-bottom {
  margin-top: 24px;
  font-size: 0.8rem;
  color: var(--text-faint);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- Comparador ---------- */

.compare-hero {
  padding: 72px 0 40px;
  border-bottom: 1px solid var(--border-soft);
}

.compare-hero h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  max-width: 20ch;
}

.compare-hero p {
  margin-top: 16px;
  font-size: 1.02rem;
  max-width: 56ch;
}

.compare-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-chip {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.85rem;
  padding: 8px 16px;
  border-radius: 20px;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.filter-chip:hover { border-color: var(--accent); color: var(--text); }

.filter-chip.is-active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: var(--accent-ink);
  box-shadow: var(--glow-cyan);
  font-weight: 600;
}

.compare-controls {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.compare-search,
.compare-sort {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.88rem;
}

.compare-search { min-width: 220px; }

.compare-search:focus,
.compare-sort:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.15);
}

.compare-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.compare-card {
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 0.2s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.compare-card:hover {
  border-color: var(--border);
  box-shadow: 0 0 28px rgba(0, 229, 255, 0.10);
  transform: translateY(-2px);
}

.compare-card.is-selected {
  border-color: var(--accent);
  box-shadow: var(--glow-cyan);
}

.compare-card .product-thumb { width: 100%; height: 140px; }

.compare-card-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-grow: 1;
}

.compare-card-body h3 { font-size: 1.05rem; }

.compare-card-body p { font-size: 0.88rem; margin: 0; }

.compare-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 8px;
}

.compare-card-price {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--accent);
}

.compare-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--border-soft);
  padding-top: 14px;
}

.compare-select-btn {
  padding: 8px 14px;
  font-size: 0.82rem;
}

.compare-select-btn.is-selected {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.25);
}

.compare-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-faint);
}

.compare-bar {
  position: sticky;
  bottom: 20px;
  margin-top: 8px;
  background: var(--panel);
  border: 1px solid var(--accent);
  box-shadow: var(--glow-cyan);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  z-index: 20;
}

.compare-bar[hidden] { display: none; }

.compare-bar-text { font-size: 0.92rem; }

.compare-bar-count {
  color: var(--accent);
  font-weight: 700;
  font-family: var(--font-display);
}

.compare-bar-actions { display: flex; gap: 12px; align-items: center; }

.compare-bar-clear {
  background: none;
  border: none;
  color: var(--text-faint);
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: underline;
  font-family: var(--font-body);
}

.compare-bar-clear:hover { color: var(--text); }

.compare-results {
  margin-top: 56px;
  padding-top: 56px;
  border-top: 1px solid var(--border-soft);
}

table.compare-results-table th {
  text-align: left;
  color: var(--text-faint);
  font-weight: 500;
  font-size: 0.8rem;
  background: var(--panel);
  white-space: nowrap;
  vertical-align: top;
}

table.compare-results-table td { min-width: 220px; }

/* ---------- Busca tu móvil ---------- */

.device-detail {
  margin-top: 56px;
  padding-top: 56px;
  border-top: 1px solid var(--border-soft);
}

.device-verdict-card {
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  box-shadow: var(--glow-cyan);
}

.device-verdict-card.is-warning {
  border-left-color: var(--accent-2);
  box-shadow: var(--glow-pink);
}

.device-verdict-price {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--accent);
  white-space: nowrap;
}

.device-verdict-card.is-warning .device-verdict-price { color: var(--accent-2); }

.device-verdict-text {
  margin: 0;
  color: var(--text);
  max-width: none;
  flex: 1;
  min-width: 240px;
}

.device-alt-callout {
  margin-top: 20px;
  background: rgba(255, 62, 201, 0.08);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 18px 24px;
  font-size: 0.92rem;
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.device-alt-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.85rem;
  padding: 0;
}

.device-source-note {
  margin-top: 32px;
  font-size: 0.8rem;
  color: var(--text-faint);
  max-width: none;
}

/* ---------- Responsive ---------- */

@media (max-width: 880px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-stats {
    border-left: none;
    border-top: 1px solid var(--border);
    padding-left: 0;
    padding-top: 24px;
    flex-direction: row;
    gap: 40px;
  }
  .newsletter { grid-template-columns: 1fr; padding: 36px; }
  .main-nav { display: none; }
  .main-nav.nav-open {
    display: flex;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border-soft);
    padding: 8px 20px 20px;
  }
  .main-nav.nav-open a { padding: 12px 0; width: 100%; }
  .nav-toggle { display: block; }
  .footer-top { flex-direction: column; }
}

@media (max-width: 620px) {
  .container { padding: 0 20px; }
  .rank-item { grid-template-columns: 32px 64px 1fr; margin: 0; padding: 28px 0; }
  .product-thumb { width: 64px; height: 64px; }
  .rank-score { grid-column: 1 / 4; text-align: left; display: flex; align-items: center; gap: 10px; margin-top: 10px; }
  .compare-wrap { border-radius: 0; margin: 0 -20px; width: calc(100% + 40px); }
  .newsletter-form { flex-direction: column; }
  .compare-tools { flex-direction: column; align-items: stretch; }
  .compare-controls { flex-direction: column; }
  .compare-search { min-width: 0; }
  .compare-grid { grid-template-columns: 1fr; }
  .compare-bar { bottom: 12px; padding: 14px 18px; }
}