:root {
  --bg: #040a06;
  --bg-soft: #07110b;
  --bg-card: rgba(7, 18, 12, 0.84);
  --bg-card-hover: rgba(10, 26, 17, 0.94);

  --green: #00ff88;
  --green-mid: #00cc66;
  --green-dark: #00994d;

  --text: #ecfff4;
  --text-muted: rgba(236, 255, 244, 0.72);
  --text-dim: rgba(236, 255, 244, 0.48);

  --border: rgba(0, 255, 136, 0.12);
  --border-hover: rgba(0, 255, 136, 0.3);

  --shadow-soft: 0 12px 32px rgba(0, 0, 0, 0.25);
  --shadow-strong: 0 18px 60px rgba(0, 0, 0, 0.38);

  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;

  --font-main: "Rajdhani", sans-serif;
  --font-mono: "Share Tech Mono", monospace;

  --container: 1240px;
  --nav-height: 78px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top, rgba(0, 255, 136, 0.04), transparent 30%),
    linear-gradient(180deg, #040a06 0%, #020603 100%);
  color: var(--text);
  font-family: var(--font-main);
  overflow-x: hidden;
}

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

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

button,
input,
textarea,
select {
  font: inherit;
}

#matrix {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.22;
}

.navbar,
.hero,
.section,
.footer,
.amenazas-main,
.splash {
  position: relative;
  z-index: 1;
}

/* ---------------- NAVBAR ---------------- */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 28px;
  background: rgba(3, 10, 7, 0.72);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
  z-index: 50;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  mix-blend-mode: screen;
  filter: brightness(1.15) contrast(1.3);
}

.logo-text {
  font-family: var(--font-main);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.logo-accent {
  color: var(--green);
}

.navbar nav {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.nav-link {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--green);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -7px;
  width: 100%;
  height: 1px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 12px rgba(0, 255, 136, 0.75);
  animation: pulseDot 1.4s ease-in-out infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.8); }
}

/* ---------------- HERO ---------------- */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height) + 40px) 28px 56px;
  position: relative;
  overflow: hidden;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 255, 136, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 136, 0.04) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), rgba(0,0,0,0.25));
  pointer-events: none;
}

.mantis-bg {
  position: absolute;
  top: 0;
  right: 0;
  width: min(64vw, 1180px);
  height: 100%;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.mantis-bg-img {
  --mantis-x: 0px;
  --mantis-y: -50%;
  --mantis-scale: 1.12;
  --mantis-float: 12px;
  position: absolute;
  top: 64%;
  right: clamp(-210px, -7vw, -68px);
  transform: translateX(var(--mantis-x)) translateY(var(--mantis-y)) scale(var(--mantis-scale));
  width: clamp(820px, 66vw, 1300px);
  height: auto;
  max-width: none;
  mix-blend-mode: screen;
  opacity: 0.32;
  filter: blur(0.6px) drop-shadow(0 0 80px rgba(0, 255, 136, 0.26));
  animation: floatMantis 4s ease-in-out infinite;
}

@keyframes floatMantis {
  0%, 100% { transform: translateX(var(--mantis-x)) translateY(var(--mantis-y)) scale(var(--mantis-scale)); }
  50% { transform: translateX(var(--mantis-x)) translateY(calc(var(--mantis-y) - var(--mantis-float))) scale(var(--mantis-scale)); }
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(100%, 760px);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 36px;
  padding: 0 14px;
  margin-bottom: 22px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(5, 15, 10, 0.7);
  box-shadow: var(--shadow-soft);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green);
}

.hero-title {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 0 0 18px;
  font-size: clamp(2.8rem, 7vw, 5.8rem);
  line-height: 0.92;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.hero-accent {
  color: var(--green);
  text-shadow: 0 0 20px rgba(0, 255, 136, 0.18);
}

.hero-subtitle {
  width: min(100%, 560px);
  margin: 0 0 26px;
  color: var(--text-muted);
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.5;
}

.buttons {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    background 0.18s ease,
    color 0.18s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, rgba(0, 255, 136, 0.16), rgba(0, 204, 102, 0.1));
  border-color: rgba(0, 255, 136, 0.22);
  color: var(--green);
  box-shadow: 0 0 24px rgba(0, 255, 136, 0.16);
}

.btn-primary:hover {
  border-color: rgba(0, 255, 136, 0.36);
  background: linear-gradient(135deg, rgba(0, 255, 136, 0.2), rgba(0, 204, 102, 0.14));
}

.btn-secondary {
  background: rgba(9, 18, 13, 0.8);
  border-color: var(--border);
  color: var(--text);
}

.btn-secondary:hover {
  border-color: var(--border-hover);
  background: rgba(12, 24, 17, 0.95);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  opacity: 0.82;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-num {
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 1rem;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.stat-divider {
  width: 1px;
  height: 34px;
  background: var(--border);
}

.scroll-indicator {
  position: absolute;
  left: 28px;
  bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-line {
  width: 38px;
  height: 1px;
  background: var(--green-mid);
  animation: scrollPulse 1.8s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.35; transform: scaleX(0.75); }
  50% { opacity: 1; transform: scaleX(1); }
}

/* ---------------- SECCIONES ---------------- */

.section {
  padding: 84px 28px;
}

.section-alt {
  background: linear-gradient(180deg, rgba(0, 255, 136, 0.015), transparent);
}

.section-inner {
  width: min(100%, var(--container));
  margin: 0 auto;
}

.section-header {
  margin-bottom: 30px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(8, 18, 13, 0.72);
  color: var(--green-mid);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-title {
  margin: 12px 0 8px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: -0.03em;
}

.section-desc {
  max-width: 620px;
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.55;
}

/* ---------------- CATEGORÍAS ---------------- */

.categories {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.category-card {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 78px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(8, 17, 12, 0.72);
  color: var(--text-muted);
  cursor: pointer;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    background 0.18s ease,
    color 0.18s ease;
}

.category-card:hover,
.category-card.active {
  transform: translateY(-2px);
  border-color: rgba(0, 255, 136, 0.28);
  background: rgba(10, 24, 16, 0.95);
  color: var(--text);
}

.cat-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(0, 255, 136, 0.08);
  color: var(--green);
  flex-shrink: 0;
}

.category-card span {
  font-size: 1rem;
  font-weight: 600;
}

/* ---------------- VÍDEOS ---------------- */

.video-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.video-card {
  position: relative;
  min-height: 320px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(10, 24, 17, 0.95), rgba(5, 12, 8, 0.95));
  box-shadow: var(--shadow-soft);
  transition:
    transform 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease;
}

.video-card:hover {
  transform: translateY(-4px) scale(1.02);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-strong);
  z-index: 2;
}

.video-thumb {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 180px;
  background:
    radial-gradient(circle at center, rgba(0, 255, 136, 0.08), transparent 60%),
    linear-gradient(180deg, rgba(0, 255, 136, 0.04), rgba(0, 0, 0, 0));
}

.video-placeholder {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  border-radius: 999px;
  background: rgba(0, 255, 136, 0.1);
  color: var(--green);
  box-shadow: inset 0 0 0 1px rgba(0, 255, 136, 0.1);
}

.video-duration,
.video-badge {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 999px;
}

.video-duration {
  right: 14px;
  bottom: 12px;
  padding: 5px 8px;
  background: rgba(0, 0, 0, 0.58);
  color: var(--text);
}

.video-badge {
  top: 12px;
  left: 12px;
  padding: 5px 8px;
  background: rgba(0, 255, 136, 0.12);
  border: 1px solid rgba(0, 255, 136, 0.18);
  color: var(--green);
}

.video-hover-info {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
}

.video-category {
  color: var(--green-mid);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.video-title {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.1;
}

.video-desc {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.5;
  font-size: 0.95rem;
}

.videos-layout {
  display: flex;
  gap: 20px;
  align-items: stretch;
}

.nivel-slider-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  width: 30px;
  align-self: stretch;
  position: sticky;
  top: 80px;
  margin-right: 16px;
}

.nivel-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  writing-mode: vertical-rl;
}

.nivel-label.top { color: var(--green-mid); }
.nivel-label.bottom { color: var(--text-dim); }

.nivel-track {
  width: 4px;
  flex: 1;
  min-height: 400px;
  background: var(--border);
  border-radius: 4px;
  position: relative;
  cursor: pointer;
}

.nivel-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(to top, var(--green-dark), var(--green));
  border-radius: 4px;
  height: 100%;
  transition: height 0.1s;
}

.nivel-thumb {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  background: var(--green);
  border-radius: 50%;
  cursor: grab;
  bottom: calc(100% - 7px);
  transition: bottom 0.1s;
  box-shadow: 0 0 8px rgba(0,255,136,0.5);
  z-index: 2;
}

.nivel-thumb:active { cursor: grabbing; }

.videos-content { flex: 1; }

.video-card.nivel-active {
  border-color: var(--green);
  box-shadow: 0 0 20px rgba(0,255,136,0.2);
  transform: scale(1.05);
  z-index: 10;
}

.sidebar-item.proximamente {
  position: relative;
  flex-direction: column;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-card);
  transition: all 0.2s;
  margin-top: 8px;
}

.sidebar-item.proximamente:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.proximamente-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-card);
  margin-bottom: 24px;
}
.prox-num {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--green-mid);
  letter-spacing: 0.1em;
}

.prox-texto {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  display: block;
}

.prox-next {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--green);
}

.prox-texto-banner {
  font-size: 0.9rem;
  color: var(--text-muted);
  flex: 1;
}


.prox-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--green-mid);
  text-transform: uppercase;
  border-right: 1px solid var(--border);
  padding-right: 12px;
}

.sidebar-item.proximamente:hover .prox-texto {
  color: var(--text);
}

.sidebar-label {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--green-mid);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.section-with-sidebar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  max-width: 100%;
  padding: 0 48px;
}

.prox-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--green-dark);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 2px;
  animation: pulse 2s ease-in-out infinite;
}

/* ---------------- RUTAS DE VÍDEO ---------------- */

.learning-paths {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.path-card {
  position: relative;
  display: flex;
  min-height: 260px;
  flex-direction: column;
  justify-content: flex-end;
  gap: 12px;
  overflow: hidden;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 78% 18%, rgba(0, 255, 136, 0.12), transparent 34%),
    linear-gradient(180deg, rgba(10, 24, 17, 0.9), rgba(4, 10, 6, 0.95));
  color: var(--text);
  text-align: left;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

.path-card::before {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(0, 255, 136, 0.06);
  border-radius: 12px;
  pointer-events: none;
}

.path-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-hover);
  background:
    radial-gradient(circle at 78% 18%, rgba(0, 255, 136, 0.18), transparent 38%),
    linear-gradient(180deg, rgba(12, 30, 20, 0.94), rgba(4, 10, 6, 0.98));
  box-shadow: var(--shadow-strong);
}

.path-num {
  position: absolute;
  top: 18px;
  right: 20px;
  color: rgba(0, 255, 136, 0.22);
  font-family: var(--font-mono);
  font-size: 3rem;
  line-height: 1;
}

.path-kicker {
  color: var(--green-mid);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.path-card strong {
  position: relative;
  z-index: 1;
  max-width: 320px;
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  line-height: 1.05;
}

.path-card span:last-child {
  position: relative;
  z-index: 1;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.45;
}

.route-view {
  animation: routeFade 0.28s ease both;
}

.route-view[hidden],
.learning-paths.is-hidden {
  display: none;
}

@keyframes routeFade {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.route-topbar {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: start;
  margin-bottom: 22px;
}

.route-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(8, 17, 12, 0.72);
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.route-back:hover {
  transform: translateX(-2px);
  border-color: var(--border-hover);
  background: rgba(10, 24, 16, 0.95);
}

.route-title {
  margin: 12px 0 8px;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1;
}

.route-desc {
  max-width: 680px;
  margin: 0;
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.55;
}

.route-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.filter-chip {
  min-height: 36px;
  padding: 0 13px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(5, 15, 10, 0.72);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.filter-chip:hover,
.filter-chip.active {
  border-color: var(--border-hover);
  background: rgba(0, 255, 136, 0.08);
  color: var(--green);
}

.route-video-grid .video-card {
  min-height: 280px;
  animation: routeFade 0.24s ease both;
}

.video-embed {
  width: 100%;
  height: 100%;
  border: 0;
}

.video-empty {
  grid-column: 1 / -1;
  padding: 28px;
  border: 1px dashed rgba(0, 255, 136, 0.2);
  border-radius: var(--radius-lg);
  background: rgba(8, 17, 12, 0.58);
  color: var(--text-muted);
  text-align: center;
}

/* ---------------- SUGERENCIAS ---------------- */

.section-sugerencias {
  background:
    linear-gradient(180deg, rgba(0, 255, 136, 0.018), rgba(0, 0, 0, 0)),
    radial-gradient(circle at 82% 18%, rgba(0, 255, 136, 0.07), transparent 34%);
}

.sugerencias-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1.15fr);
  gap: 32px;
  align-items: start;
}

.sugerencias-header {
  position: sticky;
  top: calc(var(--nav-height) + 28px);
  margin-bottom: 0;
}

.sugerencias-form {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(7, 18, 12, 0.84);
  box-shadow: var(--shadow-soft);
  padding: 22px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.form-field span,
.form-check span {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.form-check a,
.form-legal a,
.legal-content a {
  color: var(--green);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(3, 10, 7, 0.82);
  color: var(--text);
  outline: none;
  padding: 13px 14px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.form-field textarea {
  min-height: 160px;
  resize: vertical;
  line-height: 1.5;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--text-dim);
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--border-hover);
  background: rgba(5, 14, 9, 0.96);
  box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.07);
}

.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
}

.form-check input {
  width: 18px;
  height: 18px;
  accent-color: var(--green);
  flex-shrink: 0;
}

.form-status {
  min-height: 22px;
  margin: 14px 0 0;
  color: var(--green-mid);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.form-legal {
  margin: 16px 0 0;
  padding: 14px;
  border: 1px solid rgba(0, 255, 136, 0.1);
  border-radius: 10px;
  background: rgba(0, 255, 136, 0.035);
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

/* ---------------- LEGAL ---------------- */

.legal-main {
  padding: calc(var(--nav-height) + 64px) 28px 84px;
}

.legal-shell {
  width: min(100%, 920px);
  margin: 0 auto;
}

.legal-content {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(7, 18, 12, 0.84);
  box-shadow: var(--shadow-soft);
  padding: clamp(22px, 4vw, 40px);
}

.legal-content h1 {
  margin: 0 0 10px;
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.03em;
}

.legal-content h2 {
  margin: 32px 0 10px;
  color: var(--green);
  font-size: 1.4rem;
  line-height: 1.15;
}

.legal-content p,
.legal-content li {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.65;
}

.legal-content ul {
  padding-left: 20px;
}

.legal-meta {
  margin: 0 0 28px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.legal-note {
  margin-top: 28px;
  padding: 16px;
  border: 1px solid rgba(0, 255, 136, 0.12);
  border-radius: 10px;
  background: rgba(0, 255, 136, 0.04);
}

.footer-legal-links {
  padding-top: 4px;
}

.cookie-banner {
  position: fixed;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 110;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(calc(100% - 36px), 980px);
  margin: 0 auto;
  padding: 16px;
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-md);
  background: rgba(3, 10, 7, 0.96);
  box-shadow: var(--shadow-strong);
  backdrop-filter: blur(14px);
}

.cookie-banner.is-visible {
  display: flex;
}

.cookie-banner strong {
  display: block;
  margin-bottom: 4px;
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.cookie-banner p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.5;
}

.cookie-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}
/* ---------------- RECURSOS ---------------- */

.recursos-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.recurso-group {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(8, 17, 12, 0.78);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.recurso-group-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 18px 14px;
  border-bottom: 1px solid rgba(0, 255, 136, 0.08);
  color: var(--green);
}

.recurso-group-header h3 {
  margin: 0;
  font-size: 1.12rem;
  color: var(--text);
}

.recurso-list {
  display: flex;
  flex-direction: column;
  padding: 8px;
}

.recurso-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 54px;
  padding: 0 12px;
  border-radius: 12px;
  color: var(--text-muted);
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.recurso-item:hover {
  background: rgba(0, 255, 136, 0.06);
  color: var(--text);
  transform: translateX(2px);
}

.recurso-name {
  font-size: 0.98rem;
}

.recurso-tag {
  color: var(--green-mid);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

/* ---------------- BLOG ---------------- */

.blog-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 18px;
}

.featured-blog {
  min-height: 100%;
}

.blog-grid > .blog-card:not(.featured-blog) + .blog-card {
  margin-top: 18px;
}

.blog-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(8, 17, 12, 0.78);
  box-shadow: var(--shadow-soft);
  padding: 20px;
  transition:
    transform 0.2s ease,
    border-color 0.2s ease,
    background 0.2s ease;
}

.blog-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
  background: rgba(10, 22, 15, 0.92);
}

.blog-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.blog-tag,
.blog-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.blog-tag {
  color: var(--green-mid);
}

.blog-date {
  color: var(--text-dim);
}

.blog-title {
  margin: 0 0 10px;
  font-size: 1.35rem;
  line-height: 1.1;
}

.blog-excerpt {
  margin: 0 0 16px;
  color: var(--text-muted);
  line-height: 1.55;
}

.blog-link {
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------------- FOOTER ---------------- */

.footer {
  padding: 42px 28px 26px;
  border-top: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(0, 255, 136, 0.025), rgba(3, 10, 7, 0.92)),
    rgba(3, 10, 7, 0.9);
}

.footer-inner {
  width: min(100%, var(--container));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto auto;
  gap: clamp(28px, 6vw, 86px);
  align-items: start;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-tagline {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.footer-credit {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.94rem;
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 170px;
}

.footer-column h3 {
  margin: 0 0 4px;
  color: var(--text);
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-column a,
.footer-link-button {
  color: var(--green-mid);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.18s ease, transform 0.18s ease;
}

.footer-link-button {
  width: fit-content;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
}

.footer-column a:hover,
.footer-link-button:hover {
  color: var(--green);
  transform: translateX(2px);
}

.footer-bottom {
  width: min(100%, var(--container));
  margin: 32px auto 0;
  padding-top: 18px;
  border-top: 1px solid rgba(0, 255, 136, 0.09);
}

.footer-bottom p {
  margin: 0;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---------------- SPLASH ---------------- */

.splash {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at center, rgba(0, 255, 136, 0.04), rgba(0, 0, 0, 0.97) 65%),
    #020603;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.splash::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at center,
    rgba(0,255,136,0.05),
    rgba(0,0,0,0.95)
  );
  pointer-events: none;
}

.splash.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.splash-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
}

.splash-logo {
  width: 92px;
  height: 92px;
  object-fit: contain;
  mix-blend-mode: screen;
  filter: brightness(1.2) contrast(1.3) drop-shadow(0 0 20px rgba(0, 255, 136, 0.18));
  z-index: 2;
}

.splash-name {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: #f3fff8;
  z-index: 2;
}

.splash-accent {
  color: var(--green);
}

.smoke-container {
  position: absolute;
  left: 50%;
  bottom: -160px;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  pointer-events: none;
  z-index: 1;
  overflow: visible;
}

.smoke {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 220px;
  height: 160px;

  background: radial-gradient(
    ellipse at center,
    rgba(0,255,136,0.5) 0%,
    rgba(0,255,136,0.3) 25%,
    rgba(0,255,136,0.15) 50%,
      transparent 80%
  );

  filter: blur(45px);
  opacity: 0;

  animation: smokeReal 5s ease-in-out infinite;
}

.smoke:nth-child(odd) {
  animation-duration: 5.5s;
}

.smoke:nth-child(even) {
  animation-duration: 4.5s;
}

.smoke:nth-child(3n) {
  animation-delay: 0.5s;
}

.smoke:nth-child(4n) {
  animation-delay: 1s;
}

.smoke:nth-child(5n) {
  animation-delay: 1.5s;
}

.s1  { width: 120px; height: 120px; margin-left: -320px; animation-delay: 0s; }
.s2  { width: 160px; height: 160px; margin-left: -260px; animation-delay: 0.12s; }
.s3  { width: 130px; height: 130px; margin-left: -210px; animation-delay: 0.24s; }
.s4  { width: 180px; height: 180px; margin-left: -150px; animation-delay: 0.36s; }
.s5  { width: 150px; height: 150px; margin-left: -90px; animation-delay: 0.48s; }
.s6  { width: 200px; height: 200px; margin-left: -30px; animation-delay: 0.6s; }
.s7  { width: 140px; height: 140px; margin-left: 30px; animation-delay: 0.72s; }
.s8  { width: 170px; height: 170px; margin-left: 90px; animation-delay: 0.84s; }
.s9  { width: 150px; height: 150px; margin-left: 150px; animation-delay: 0.96s; }
.s10 { width: 190px; height: 190px; margin-left: 220px; animation-delay: 1.08s; }

.s11 { width: 130px; height: 130px; margin-left: -290px; animation-delay: 1.2s; }
.s12 { width: 160px; height: 160px; margin-left: -230px; animation-delay: 1.32s; }
.s13 { width: 140px; height: 140px; margin-left: -170px; animation-delay: 1.44s; }
.s14 { width: 200px; height: 200px; margin-left: -110px; animation-delay: 1.56s; }
.s15 { width: 150px; height: 150px; margin-left: -40px; animation-delay: 1.68s; }
.s16 { width: 180px; height: 180px; margin-left: 20px; animation-delay: 1.8s; }
.s17 { width: 140px; height: 140px; margin-left: 80px; animation-delay: 1.92s; }
.s18 { width: 170px; height: 170px; margin-left: 145px; animation-delay: 2.04s; }
.s19 { width: 150px; height: 150px; margin-left: 210px; animation-delay: 2.16s; }
.s20 { width: 190px; height: 190px; margin-left: 280px; animation-delay: 2.28s; }

.s21 { width: 125px; height: 125px; margin-left: -340px; animation-delay: 2.4s; }
.s22 { width: 165px; height: 165px; margin-left: -250px; animation-delay: 2.52s; }
.s23 { width: 145px; height: 145px; margin-left: -120px; animation-delay: 2.64s; }
.s24 { width: 205px; height: 205px; margin-left: -10px; animation-delay: 2.76s; }
.s25 { width: 150px; height: 150px; margin-left: 60px; animation-delay: 2.88s; }
.s26 { width: 180px; height: 180px; margin-left: 130px; animation-delay: 3s; }
.s27 { width: 145px; height: 145px; margin-left: 210px; animation-delay: 3.12s; }
.s28 { width: 170px; height: 170px; margin-left: 290px; animation-delay: 3.24s; }
.s29 { width: 155px; height: 155px; margin-left: -60px; animation-delay: 3.36s; }
.s30 { width: 210px; height: 210px; margin-left: 0px; animation-delay: 3.48s; }


@keyframes smokeReal {
  0% {
    opacity: 0;
    transform: translateY(0) translateX(0) scale(0.6) rotate(0deg);
  }

  15% {
    opacity: 0.9;
  }

  40% {
    transform: translateY(-120px) translateX(-40px) scale(1.2) rotate(10deg);
  }

  70% {
    transform: translateY(-280px) translateX(60px) scale(1.8) rotate(-15deg);
    opacity: 0.4;
  }

  100% {
    transform: translateY(-520px) translateX(-20px) scale(2.4) rotate(20deg);
    opacity: 0;
  }
}
/* ---------------- RESPONSIVE ---------------- */

@media (max-width: 1100px) {
  .video-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .learning-paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sugerencias-inner {
    grid-template-columns: 1fr;
  }

  .sugerencias-header {
    position: static;
  }

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

  .blog-grid > .blog-card:not(.featured-blog) + .blog-card {
    margin-top: 0;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 900px) {
  .navbar {
    padding: 0 16px;
    gap: 14px;
    flex-wrap: wrap;
    height: auto;
    min-height: var(--nav-height);
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .navbar nav {
    width: 100%;
    gap: 16px;
    justify-content: center;
  }

  .nav-status {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 140px 20px 54px;
  }

  .mantis-bg {
    top: 78px;
    left: 50%;
    right: auto;
    width: clamp(560px, 118vw, 860px);
    height: clamp(560px, 118vw, 860px);
    transform: translateX(-50%);
    overflow: hidden;
    opacity: 0.62;
  }

  .mantis-bg-img {
    --mantis-x: -50%;
    --mantis-y: 0px;
    --mantis-scale: 1.18;
    --mantis-float: 10px;
    top: 0;
    left: 50%;
    right: auto;
    width: 100%;
    height: auto;
  }

  .hero-stats {
    gap: 12px;
  }

  .stat-divider {
    display: none;
  }

  .section {
    padding: 70px 20px;
  }

  .categories,
  .video-grid,
  .recursos-grid {
    grid-template-columns: 1fr 1fr;
  }

  .route-topbar {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero {
    padding-top: 132px;
  }

  .mantis-bg {
    top: 86px;
    left: 50%;
    right: auto;
    width: clamp(470px, 145vw, 720px);
    height: clamp(470px, 145vw, 720px);
    transform: translateX(-50%);
    opacity: 0.52;
  }

  .mantis-bg-img {
    --mantis-x: -50%;
    --mantis-scale: 1.16;
    left: 50%;
    right: auto;
  }

  .hero-content {
    width: min(100%, 560px);
  }

  .hero-title {
    font-size: clamp(2.2rem, 11vw, 3.4rem);
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    justify-content: center;
  }

  .categories,
  .video-grid,
  .learning-paths,
  .recursos-grid {
    grid-template-columns: 1fr;
  }

  .path-card {
    min-height: 220px;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .sugerencias-form {
    padding: 18px;
  }

  .form-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .cookie-banner,
  .cookie-banner.is-visible {
    align-items: stretch;
    flex-direction: column;
  }

  .cookie-actions {
    flex-direction: column;
  }

  .category-card {
    min-height: 66px;
  }

  .video-card {
    min-height: 280px;
  }

  .scroll-indicator {
    display: none;
  }

  .footer {
    padding: 34px 20px 28px;
    text-align: center;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-logo {
    justify-content: center;
  }

  .footer-column {
    align-items: center;
    min-width: 0;
  }

  .footer-link-button {
    width: auto;
  }

  .footer-column a:hover,
  .footer-link-button:hover {
    transform: none;
  }

  .footer-bottom {
    margin-top: 24px;
  }
}