@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&display=swap');

/* =====================
   FUENTES LOCALES
   ===================== */
@font-face {
  font-family: 'Room';
  src: url('room-bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* =====================
   VARIABLES DE MARCA
   ===================== */
:root {
  --color-primary:     #1202f8;
  --color-secondary:   #7f18b3;
  --color-primary-dim: #1202f815;
  --color-sec-dim:     #7f18b315;
  --color-accent-blue: #8890ff;
  --color-accent-purp: #c070e0;
  --color-teal:        #1d9e75;
  --color-teal-dim:    #1d9e7520;

  --bg-base:    #0a0a0f;
  --bg-surface: #0f0f1a;
  --bg-card:    #111120;
  --bg-nav:     #0d0d15;

  --border-color:       #1a1a2e;
  --border-color-glow:  #1202f840;
  --border-color-hover: #1202f880;

  --text-primary:   #f0f0fa;
  --text-secondary: #9090aa;
  --text-muted:     #555566;
  --text-white:     #ffffff;

  --font-display: 'Room', sans-serif;
  --font-nav:     'Room', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
  --font-body:    'Room', sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  --transition: 0.2s ease;
  --max-width: 1100px;
}

/* =====================
   RESET Y BASE
   ===================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  font-size: 16px;
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }

/* =====================
   LAYOUT
   ===================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* =====================
   NAVBAR
   ===================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.nav-logo-icon svg {
  width: 18px;
  height: 18px;
  fill: white;
}

.nav-logo-img {
  height: 32px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 13px;
  font-family: var(--font-nav);
  color: var(--text-secondary);
  font-weight: 400;
  transition: color var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-white);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0; right: 0;
  height: 1px;
  background: var(--color-secondary);
}

.nav-cta {
  background: var(--color-primary);
  color: var(--text-white);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  border: none;
  transition: opacity var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-cta:hover { opacity: 0.85; }

.nav-mobile-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 22px;
  line-height: 1;
}

/* =====================
   HERO
   ===================== */
.hero {
  padding: 5rem 0 4rem;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
}

.hero-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 15% 60%, #1202f81a 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 85% 20%, #7f18b312 0%, transparent 60%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary-dim);
  border: 1px solid var(--border-color-glow);
  color: var(--color-accent-blue);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 5px 14px;
  border-radius: var(--radius-xl);
  margin-bottom: 1.5rem;
}

.hero-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 400;
  line-height: 1.1;
  color: var(--text-white);
  margin-bottom: 1.25rem;
  letter-spacing: 1px;
}

.hero-title .gradient-text {
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2rem;
  max-width: 460px;
}

.hero-btns {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--text-white);
  padding: 11px 24px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  border: none;
  transition: opacity var(--transition), transform var(--transition);
}

.btn-primary:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  padding: 11px 24px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 400;
  border: 1px solid var(--border-color);
  transition: border-color var(--transition), color var(--transition);
}

.btn-outline:hover {
  border-color: var(--border-color-hover);
  color: var(--text-primary);
}



/* Hero visual side */
.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

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

.terminal-bar {
  background: var(--bg-card);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--border-color);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dot.red   { background: #ff5f57; }
.terminal-dot.amber { background: #ffbd2e; }
.terminal-dot.green { background: #28ca41; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  margin-left: 6px;
}

.terminal-body {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 2;
}

.t-prompt { color: var(--color-secondary); }
.t-cmd    { color: var(--color-accent-blue); }
.t-out    { color: var(--text-secondary); }
.t-ok     { color: var(--color-teal); }
.t-warn   { color: #ef9f27; }
.t-cursor {
  display: inline-block;
  width: 8px;
  height: 14px;
  background: var(--color-primary);
  vertical-align: middle;
  animation: blink 1.2s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* =====================
   SECCIONES GENERALES
   ===================== */
.section {
  padding: 3.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 2rem;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 2px;
  white-space: nowrap;
}

.section-line {
  flex: 1;
  height: 1px;
  background: var(--border-color);
}

/* =====================
   CATEGORÍAS
   ===================== */
.cats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.cat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-decoration: none;
  transition: border-color var(--transition), transform var(--transition);
  display: block;
}

.cat-card:hover {
  border-color: var(--border-color-hover);
  transform: translateY(-2px);
}

.cat-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.85rem;
  font-size: 18px;
}

.cat-icon.blue   { background: var(--color-primary-dim); }
.cat-icon.purple { background: var(--color-sec-dim); }
.cat-icon.teal   { background: var(--color-teal-dim); }

.cat-name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 400;
  color: var(--text-white);
  margin-bottom: 4px;
}

.cat-desc {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* =====================
   GUÍAS
   ===================== */
.guides-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.guide-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-decoration: none;
  transition: border-color var(--transition);
}

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

.guide-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.guide-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.guide-dot.blue   { background: var(--color-primary); }
.guide-dot.purple { background: var(--color-secondary); }
.guide-dot.teal   { background: var(--color-teal); }

.guide-title {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 400;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--transition);
}

.guide-item:hover .guide-title {
  color: var(--text-primary);
}

.guide-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  padding: 3px 9px;
  border-radius: 4px;
}

.tag.blue   { background: var(--color-primary-dim); color: var(--color-accent-blue); }
.tag.purple { background: var(--color-sec-dim);     color: var(--color-accent-purp); }
.tag.teal   { background: var(--color-teal-dim);    color: var(--color-teal); }

.guide-arrow {
  color: var(--text-muted);
  font-size: 16px;
  transition: color var(--transition), transform var(--transition);
}

.guide-item:hover .guide-arrow {
  color: var(--color-primary);
  transform: translateX(3px);
}

/* =====================
   BANNER YOUTUBE
   ===================== */
.yt-banner {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.yt-banner-info { flex: 1; }

.yt-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.yt-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text-white);
  margin-bottom: 6px;
}

.yt-sub {
  font-size: 13px;
  color: var(--text-muted);
}

.btn-yt {
  background: var(--color-primary);
  color: var(--text-white);
  padding: 11px 22px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  border: none;
  white-space: nowrap;
  transition: opacity var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-yt:hover { opacity: 0.85; }

/* =====================
   NEWSLETTER
   ===================== */
.newsletter-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-color-glow);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
}

.newsletter-box h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text-white);
  margin-bottom: 0.5rem;
}

.newsletter-box p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.newsletter-form {
  display: flex;
  gap: 10px;
  max-width: 420px;
  margin: 0 auto;
}

.newsletter-input {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  font-size: 14px;
  color: var(--text-primary);
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition);
}

.newsletter-input::placeholder { color: var(--text-muted); }
.newsletter-input:focus { border-color: var(--border-color-hover); }

.newsletter-btn {
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font-body);
  transition: opacity var(--transition);
  white-space: nowrap;
}

.newsletter-btn:hover { opacity: 0.85; }

/* =====================
   FOOTER
   ===================== */
.footer {
  padding: 2rem 0;
  background: #080810;
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-brand {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 12px;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--text-secondary); }

/* =====================
   RESPONSIVE
   ===================== */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero-title { font-size: 2.2rem; }
  .cats-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
  .nav-mobile-btn { display: block; }
}

@media (max-width: 600px) {
  .container { padding: 0 1.25rem; }
  .hero { padding: 3rem 0 2.5rem; }
  .hero-title { font-size: 1.8rem; }
  .cats-grid { grid-template-columns: 1fr; }
  .yt-banner { flex-direction: column; align-items: flex-start; }
  .newsletter-form { flex-direction: column; }
  .hero-stats { gap: 1.25rem; }
  .footer .container { flex-direction: column; align-items: flex-start; gap: 1rem; }
}

/* =====================
   PÁGINA DE GUÍA
   ===================== */
.guide-page { display: flex; gap: 3rem; align-items: flex-start; padding: 3rem 0; }

.guide-content { flex: 1; min-width: 0; }

.guide-content h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--text-white);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.guide-content h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text-white);
  margin: 2rem 0 0.75rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.guide-content p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.8;
}

.guide-content pre {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  overflow-x: auto;
  margin: 1.25rem 0;
}

.guide-content code {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-accent-blue);
}

.guide-content p code {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 12px;
}

.guide-content ul, .guide-content ol {
  margin: 0.75rem 0 1rem 1.25rem;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
}

.guide-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.guide-breadcrumb {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.guide-breadcrumb a { color: var(--color-secondary); }
.guide-breadcrumb a:hover { color: var(--color-accent-purp); }

.guide-sidebar {
  width: 260px;
  flex-shrink: 0;
  position: sticky;
  top: 80px;
}

.sidebar-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.sidebar-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 1rem;
}

.sidebar-toc a {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  padding: 4px 0;
  border-left: 2px solid transparent;
  padding-left: 10px;
  transition: color var(--transition), border-color var(--transition);
}

.sidebar-toc a:hover {
  color: var(--text-primary);
  border-left-color: var(--color-primary);
}

/* =====================
   ANIMACIONES DE ENTRADA
   ===================== */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  animation: fadeIn 0.5s ease forwards;
}

.fade-in:nth-child(1) { animation-delay: 0.05s; }
.fade-in:nth-child(2) { animation-delay: 0.1s; }
.fade-in:nth-child(3) { animation-delay: 0.15s; }
.fade-in:nth-child(4) { animation-delay: 0.2s; }
.fade-in:nth-child(5) { animation-delay: 0.25s; }
.fade-in:nth-child(6) { animation-delay: 0.3s; }

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