@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;700&family=Space+Grotesk:wght@500;700&display=swap');

:root {
  color-scheme: dark;

  --bg-void: #05070A;
  --bg-void-soft: #0A0D14;
  --bg-canvas: #07090E;
  --card: rgba(13, 17, 23, 0.75);
  --card-solid: #0E121A;
  
  --accent-lime: #CFFF5C;
  --accent-lime-dim: rgba(207, 255, 92, 0.15);
  --accent-lime-glow: rgba(207, 255, 92, 0.35);
  
  --accent-teal: #00F0FF;
  --accent-teal-glow: rgba(0, 240, 255, 0.35);
  
  --ink: #F0F4F8;
  --ink-muted: #7E899B;
  --line: rgba(255, 255, 255, 0.08);
  --line-dark: rgba(255, 255, 255, 0.12);
  --line-active: rgba(207, 255, 92, 0.4);
  
  --radius: 16px;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --backdrop-blur: blur(20px);
}

* { 
  box-sizing: border-box; 
  transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  background: var(--bg-canvas);
  color: var(--ink);
  font-family: var(--font-body);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

button { font-family: inherit; cursor: pointer; }

/* Scrollbar Futurista */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(207, 255, 92, 0.2); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-lime); box-shadow: 0 0 10px var(--accent-lime); }

/* ---------- APP SHELL ---------- */
.app-shell {
  display: grid;
  grid-template-columns: 264px 1fr;
  height: 100dvh;
  background: var(--bg-canvas);
}

/* ---------- SIDEBAR & BRAND LOGO ---------- */
.sidebar {
  background: var(--bg-void-soft);
  color: var(--ink);
  display: flex;
  flex-direction: column;
  padding: 28px 18px;
  gap: 10px;
  border-right: 1px solid var(--line);
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 8px 24px 8px;
  user-select: none;
}

.brand-logo {
  width: 30px;
  height: 30px;
  object-fit: contain;
  filter: drop-shadow(0 0 8px var(--accent-lime-glow));
}

.brand:hover .brand-logo {
  transform: scale(1.15) rotate(6deg);
  filter: drop-shadow(0 0 16px var(--accent-lime));
}

.brand-mark {
  color: var(--accent-lime);
  font-size: 22px;
  filter: drop-shadow(0 0 8px var(--accent-lime-glow));
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.5px;
  color: #FFFFFF;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  color: var(--ink-muted);
  background: transparent;
  border: 1px solid transparent;
  text-align: left;
  font-size: 14px;
  font-weight: 500;
}
.nav-item:hover { 
  background: rgba(255, 255, 255, 0.03); 
  color: var(--ink); 
  border-color: var(--line);
  transform: translateX(3px);
}
.nav-item.active {
  background: rgba(207, 255, 92, 0.08);
  color: var(--accent-lime);
  border-color: var(--line-active);
  font-weight: 600;
  box-shadow: inset 3px 0 0 var(--accent-lime);
}
.nav-icon { 
  width: 20px; 
  text-align: center; 
  font-size: 16px; 
}

/* BOTÓN HABLEMOS */
.hablemos-btn {
  margin-top: 12px;
  background: rgba(5, 7, 10, 0.6);
  border: 1px solid var(--line-dark);
  color: #FFF;
  border-radius: 12px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  font-size: 14px;
  font-family: var(--font-display);
}
.hablemos-btn:hover { 
  border-color: var(--accent-teal); 
  box-shadow: 0 0 15px var(--accent-teal-glow);
  transform: translateY(-2px);
}
.hablemos-dots { display: flex; gap: 5px; }
.hablemos-dots .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-teal);
  box-shadow: 0 0 6px var(--accent-teal);
  animation: pulseDot 2s infinite ease-in-out;
}
.hablemos-dots .dot:nth-child(2) { animation-delay: 0.3s; opacity: 0.7; }
.hablemos-dots .dot:nth-child(3) { animation-delay: 0.6s; opacity: 0.4; }

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.4; }
}

/* ---------- MAIN & VISTAS PANTALLA COMPLETA ---------- */
.main {
  padding: 32px 36px 20px 36px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: 
    radial-gradient(circle at 60% 30%, rgba(207, 255, 92, 0.04) 0%, transparent 60%),
    radial-gradient(circle at 90% 80%, rgba(0, 240, 255, 0.03) 0%, transparent 50%),
    linear-gradient(to right, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    var(--bg-canvas);
  background-size: 100% 100%, 100% 100%, 36px 36px, 36px 36px, 100% 100%;
  position: relative;
  overflow: hidden;
}

.view-screen {
  display: none;
  flex-direction: column;
  width: 100%;
  height: 100%;
}

.view-screen.active {
  display: flex;
  animation: viewFade 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes viewFade {
  from { opacity: 0; transform: translateY(12px) scale(0.99); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* HEADER MAIN */
.main-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-shrink: 0;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-lime);
  margin: 0 0 6px 0;
}
.main-header h1 {
  font-family: var(--font-display);
  font-size: 34px;
  margin: 0;
  letter-spacing: -0.5px;
  color: #FFF;
}
.tagline { color: var(--ink-muted); margin: 6px 0 0 0; font-size: 14.5px; }

.header-status {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(13, 17, 23, 0.8);
  border: 1px solid var(--line);
  backdrop-filter: var(--backdrop-blur);
  border-radius: 999px;
  padding: 8px 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-teal);
  box-shadow: 0 0 10px var(--accent-teal);
  animation: statusGlow 2s infinite ease-in-out;
}

@keyframes statusGlow {
  0%, 100% { box-shadow: 0 0 6px var(--accent-teal); }
  50% { box-shadow: 0 0 14px var(--accent-teal), 0 0 20px var(--accent-teal); }
}

.mono { font-family: var(--font-mono); font-size: 11px; color: var(--ink-muted); letter-spacing: 0.05em; }

/* ---------- BENTO GRID ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(160px, 1fr);
  gap: 18px;
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
  padding: 14px 14px 28px 14px;
  margin: -14px -14px 0 -14px;
}

.card {
  background: var(--card);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  position: relative;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.05);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 35px rgba(0,0,0,0.5), 0 0 20px var(--accent-lime-dim);
  border-color: var(--line-active);
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: rgba(5, 7, 10, 0.7);
  border: 1px solid var(--line);
  color: var(--accent-lime);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  box-shadow: 0 0 10px rgba(0,0,0,0.5);
}
.card:hover .card-icon {
  border-color: var(--accent-lime);
  box-shadow: 0 0 12px var(--accent-lime-glow);
}

.card-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 12px;
}

.card h3 {
  font-family: var(--font-display);
  font-size: 19px;
  margin: 16px 0 6px 0;
  color: #FFF;
  letter-spacing: -0.3px;
}
.card p {
  font-size: 13px;
  color: var(--ink-muted);
  margin: 0;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card.feature { 
  grid-column: span 2; 
  background: linear-gradient(135deg, rgba(14, 18, 26, 0.95), rgba(5, 7, 10, 0.95));
  border: 1px solid var(--line-active); 
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), 0 0 25px rgba(207, 255, 92, 0.08);
}
.card.feature:hover {
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.7), 0 0 30px var(--accent-lime-glow);
}
.card.feature .card-icon { 
  background: var(--accent-lime); 
  color: #05070A; 
  border: none;
  box-shadow: 0 0 15px var(--accent-lime-glow);
}
.card.feature h3 { color: #FFF; }
.card.feature p { color: #9AA5B5; }
.card.feature .card-count { 
  border-color: rgba(207, 255, 92, 0.3); 
  color: var(--accent-lime); 
  background: rgba(207, 255, 92, 0.05);
}

/* ---------- VISTA DE SECCIÓN COMPLETA ---------- */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(207, 255, 92, 0.06);
  border: 1px solid var(--line-active);
  color: var(--accent-lime);
  padding: 8px 16px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 20px;
  width: fit-content;
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
}
.back-btn:hover {
  background: var(--accent-lime);
  color: #05070A;
  box-shadow: 0 0 20px var(--accent-lime-glow);
  transform: translateX(-4px);
}

.section-page-header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}

.section-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-title-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.section-page-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(5, 7, 10, 0.8);
  border: 1px solid var(--line-active);
  color: var(--accent-lime);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: 0 0 15px var(--accent-lime-glow);
}

.section-page-header h1 {
  font-family: var(--font-display);
  font-size: 32px;
  margin: 2px 0 0 0;
  color: #FFF;
}

.section-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
  overflow-y: auto;
  flex: 1;
  padding: 12px 12px 28px 12px;
  margin: -12px -12px 0 -12px;
}

.full-item-card {
  background: var(--card);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  text-decoration: none;
  color: var(--ink);
  position: relative;
  overflow: hidden;
}

.full-item-card:hover {
  border-color: var(--accent-lime);
  background: rgba(13, 17, 23, 0.9);
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.5), 0 0 20px var(--accent-lime-dim);
}

.full-item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.full-item-header h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  color: #FFF;
  line-height: 1.3;
}

.full-item-card p {
  margin: 0;
  font-size: 13.5px;
  color: var(--ink-muted);
  line-height: 1.5;
}

.full-item-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.link-action {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-lime);
  display: flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  font-weight: 600;
}

.full-item-card:hover .link-action {
  text-shadow: 0 0 8px var(--accent-lime-glow);
}

.item-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  background: var(--accent-lime);
  color: #05070A;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  white-space: nowrap;
  box-shadow: 0 0 8px var(--accent-lime-glow);
}

.empty-state {
  grid-column: 1 / -1;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 40px 20px;
  background: rgba(13, 17, 23, 0.4);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  text-align: center;
}

/* ---------- MOBILE NAV ---------- */
.mobile-nav { display: none; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .card.feature { grid-column: span 2; }
  .section-items-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  html, body { overflow: auto; }
  .app-shell { grid-template-columns: 1fr; height: auto; min-height: 100dvh; }
  .sidebar { display: none; }
  .main { padding: 20px 16px 100px 16px; }
  .main-header { flex-direction: column; align-items: flex-start; gap: 16px; }
  .grid { grid-template-columns: 1fr; overflow: visible; margin: 0; padding: 0; }
  .card.feature { grid-column: span 1; }

  .mobile-nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: rgba(5, 7, 10, 0.9);
    backdrop-filter: blur(16px);
    border-top: 1px solid var(--line);
    padding: 12px 8px calc(12px + env(safe-area-inset-bottom));
    z-index: 30;
  }
  .mobile-nav-item {
    background: none; border: none; color: var(--ink-muted);
    display: flex; flex-direction: column; align-items: center; gap: 4px;
    font-size: 10px; font-family: var(--font-mono); padding: 4px 8px;
  }
  .mobile-nav-item.active { color: var(--accent-lime); text-shadow: 0 0 10px var(--accent-lime-glow); }
  .mobile-nav-item .mn-icon { font-size: 18px; }
}