/* ==========================
   home.css — COMPLETO
   ========================== */

/* Reset / variables */
:root{
  --accent: #00F6FF;
  --bg: #06071b;
  --card: #181c24;
  --sidebar-bg: #111227;
  --text-light: #E6F7FB;
  --muted: rgba(180,200,210,0.8);
}

* { box-sizing: border-box; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
html,body{ height:100%; }
body {
  margin: 0;
  font-family: 'Montserrat', sans-serif;
  background-color: var(--bg);
  color: var(--accent);
  overflow-x: hidden; /* evitar scroll horizontal por el canvas */
  -webkit-tap-highlight-color: transparent;
}

/* Canvas de partículas */
/* Canvas de partículas: dejamos control total al JS para posicionarlo justo debajo de la home-card */
#background,
#particles {
  position: fixed;   /* el JS ajustará top/height para que quede debajo de la card */
  left: 0;
  width: 100vw;
  height: 100vh;     /* valor inicial; el JS recalcula el height real */
  z-index: 10;       /* por debajo de .home-card (que usa z-index:20) y por encima del fondo */
  background: transparent; /* no cubrir el fondo, solo canvas */
  pointer-events: none;    /* no interferir con clicks */
  display: none;           /* oculto por defecto hasta que JS los posicione y muestre */
}

/* Overlay: que NO cubra la cabecera (asume header = 56px altura) */
#overlay {
  position: fixed;
  top: 56px; /* Empuja el overlay por debajo del header */
  left: 0;
  width: 100%;
  height: calc(100% - 56px); /* cubre solo lo que queda debajo del header */
  background: rgba(0,0,0,0.5);
  display: none;
  z-index: 45;
}
#overlay.active { display:block; }

/* Sidebar: encima del overlay pero debajo del header */
#sidebar {
  position: fixed;
  top: 56px;           /* alinear con la cabecera */
  left: 0;
  width: 260px;
  height: calc(100% - 56px);
  background: var(--sidebar-bg);
  transform: translateX(-100%);
  transition: transform 0.4s cubic-bezier(.2,.9,.3,1);
  z-index: 60;         /* encima del overlay */
  box-shadow: 0 10px 30px rgba(0,0,0,0.6);
  overflow-y: auto;
  padding: 18px;
}

/* abierto */
#sidebar.open { transform: translateX(0); }

/* Cabecera: siempre visible encima de todo */
header {
  position: relative;
  z-index: 70;         /* más alto que sidebar y overlay */
  background: #111227;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 16px;
}

/* Logo texto centrado */
.logo-gradient {
  background: linear-gradient(90deg, #8A6BFF 0%, #6FA7FF 50%, #00F6D4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  font-weight: 700;
  margin: 0;
  text-align: center;
}

/* Menú sidebar */
.menu-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .6rem .9rem;
  color: #ffffff;
  border-radius: .75rem;
  transition: background .25s ease, color .25s ease, box-shadow .25s ease;
  width: 100%;
  box-sizing: border-box;
  text-decoration: none;
  cursor: pointer;
  background: transparent;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}
.menu-item i { font-size: 1.05rem; display:inline-block; width: 24px; text-align:center; }
.menu-item span { display:inline-block; }
.menu-item:hover { background: rgba(255,255,255,0.02); }
.menu-item.active {
  background: linear-gradient(90deg, #8A6BFF 0%, #6FA7FF 40%, var(--accent) 100%);
  color: #10141c;
  box-shadow: 0 8px 24px rgba(10,20,30,0.45);
}

/* Tarjetas base (reutilizable) */
.card {
  background: var(--card);
  border-radius: .75rem;
  box-shadow: 0 4px 8px rgba(0,0,0,0.7);
  padding: 1rem;
  text-align: center;
  color: #fff;
}

/* ============================
   CUADRO DIFUMINADO (home-card)
   ============================ */
.home-card {
  position: relative;
  z-index: 20; /* encima de partículas, debajo de header */
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.06);
  backdrop-filter: blur(10px) saturate(120%);
  -webkit-backdrop-filter: blur(10px) saturate(120%);
  border-radius: 16px;
  padding: 20px;
  color: var(--text-light);
  box-shadow: 0 12px 30px rgba(3,6,23,0.7), inset 0 1px 0 rgba(255,255,255,0.02);
  display: block;
  margin: 0 auto;
}

/* Contenido superior (logo + titulo) */
.home-card-top {
  display:flex;
  align-items: center;
  gap: 16px;
}
.rc-logo {
  width: 72px;
  height: 72px;
  border-radius: 14px;
  border: 3px solid rgba(0,246,255,0.12);
  object-fit: cover;
  box-shadow: 0 6px 20px rgba(10,20,30,0.5);
}
.rc-title {
  font-size: 1.375rem;
  font-weight: 700;
  margin: 0;
  color: #FFFFFF;
  letter-spacing: 0.2px;
}
.rc-sub {
  margin: 2px 0 0;
  font-size: 0.95rem;
  color: rgba(230,247,251,0.8);
}

/* grid interno */
.rc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
}
.status-box, .users-box {
  background: linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.005));
  border-radius: 12px;
  padding: 12px;
  border: 1px solid rgba(255,255,255,0.03);
  box-shadow: 0 6px 18px rgba(2,6,20,0.55);
}
.status-box h4, .users-box h4 {
  margin: 0 0 6px 0;
  font-size: 0.95rem;
  color: #E8F9FF;
  font-weight: 700;
}
.muted {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0;
}

/* Acciones (botones) */
.rc-actions {
  margin-top: 12px;
  display:flex;
  gap: 10px;
  align-items:center;
}
.btn-primary {
  background: linear-gradient(90deg, #7c6bff 0%, #00f6d4 100%);
  color: #081019;
  padding: 10px 16px;
  border-radius: 12px;
  font-weight: 700;
  box-shadow: 0 8px 30px rgba(106, 88, 255, 0.18), 0 2px 6px rgba(0,246,255,0.05) inset;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-outline {
  background: transparent;
  color: var(--accent);
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.04);
  font-weight: 700;
  cursor: pointer;
}

/* consejo y footer pequeño */
.rc-advice {
  color: rgba(170,190,200,0.8);
  font-size: 0.92rem;
  margin-top: 12px;
}
.rc-footer {
  margin-top: 12px;
  display:flex;
  justify-content:space-between;
  color: rgba(150,170,180,0.8);
  font-size: 0.85rem;
}

/* =========================
   Carousel / Project List
   ========================= */
.carousel {
  display:flex;
  align-items:center;
  justify-content:center;
  gap:.75rem;
  margin-top:.75rem;
}
.carousel button {
  background:none;
  border:none;
  color:var(--accent);
  font-size:1.25rem;
  cursor:pointer;
}
.project {
  background:#10141c;
  border:2px solid var(--accent);
  border-radius:.5rem;
  padding:.4rem .8rem;
  cursor:pointer;
  transition: background .3s;
}
.project:hover { background: var(--accent); color: #10141c; }

/* Project card */
.project-card {
  background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
  border-radius: .75rem;
  box-shadow: 0 4px 10px rgba(0,0,0,0.7);
  padding: 1rem;
  text-align: center;
  color: #fff;
  transition: transform .3s;
}
.project-card:hover { transform: translateY(-5px); }
.project-card h3 { font-size: 1.125rem; font-weight: 600; margin-bottom: .5rem; }
.project-card p { font-size: .875rem; color: #cbd5e1; margin-bottom: .75rem; }
.project-card a {
  padding: .5rem 1rem;
  border: 1px solid var(--accent);
  border-radius: .5rem;
  color: var(--accent);
  transition: background .3s, color .3s;
  cursor: pointer;
}
.project-card a:hover { background: var(--accent); color: #10141c; }

/* =========================
   APIs / Cards
   ========================= */
.api-card { background: var(--card); border-radius: .75rem; padding: 1rem; color: #fff; }
.api-card h3 { color: var(--accent); font-size: 1.05rem; margin-bottom: 6px; }

/* =========================
   ChatBot
   ========================= */
#chatbot { display:none; flex-direction:column; height: calc(100vh - 56px - 48px); }
#chatbot.active { display:flex; }
#chat-box {
  flex:1;
  padding: 1rem;
  overflow-y:auto;
  display:flex;
  flex-direction:column;
  gap:.5rem;
  background: rgba(0,0,0,0.12);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.02);
  color: #e6eef2;
}
#chat-input {
  position: sticky;
  bottom: 1rem;
  display:flex;
  padding: .5rem 1rem;
  background: var(--card);
  border-top: 1px solid #333;
  gap: .5rem;
  z-index: 20;
  margin-top: 8px;
}
#user-input {
  flex:1;
  padding:.75rem 1rem;
  border-radius:.75rem;
  background:#252525;
  color:#fff;
  border:none;
  outline:none;
}
#send-btn {
  padding:.75rem 1.25rem;
  border-radius:.75rem;
  background:var(--accent);
  color:#10141c;
  font-weight:600;
  cursor:pointer;
}

/* Mensajes */
.message {
  max-width: 70%;
  padding: .75rem;
  border-radius: .75rem;
  margin-bottom: .5rem;
  line-height: 1.4;
}
.message.user {
  align-self: flex-end;
  background: linear-gradient(to right, #3b82f6, #06b6d4);
  color: #081019;
}
.message.bot {
  align-self: flex-start;
  background: #252525;
  border: 1px solid #333;
  color: #e6eef2;
}

/* =========================
   Layout screens / Footer
   ========================= */
.screen { display:none; }
.screen.active { display:block; }

footer.site-footer {
  background: var(--bg);
  padding: .75rem 0;
  width: 100%;
}
footer.site-footer p {
  margin: 0;
  text-align:center;
  font-size: .75rem;
  color: var(--accent);
}

/* =========================
   HAMBURGER: 3 palitos -> X
   ========================= */
/* Usamos posicionamiento absoluto para que la X quede centrada */
.hamburger {
  width: 34px;
  height: 22px;
  position: relative;
  display: inline-block;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  color: var(--accent);
}
.hamburger span {
  position: absolute;
  left: 0;
  right: 0;
  height: 3.5px;
  background-color: currentColor;
  border-radius: 3px;
  transition: transform 0.28s cubic-bezier(.2,.9,.3,1), opacity 0.18s ease, top 0.28s cubic-bezier(.2,.9,.3,1);
  transform-origin: center;
  will-change: transform, opacity, top;
}

/* Posiciones iniciales (top, center, bottom) */
.hamburger span:nth-child(1) { top: 3px; }
.hamburger span:nth-child(2) { top: calc(50% - 1.75px); } /* centro */
.hamburger span:nth-child(3) { top: calc(100% - 3px - 3.5px); } /* abajo */

/* Estado activo: llevar 1 y 3 al centro y rotarlos */
.hamburger.active span:nth-child(1) {
  top: calc(50% - 1.75px);
  transform: rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0.6);
}
.hamburger.active span:nth-child(3) {
  top: calc(50% - 1.75px);
  transform: rotate(-45deg);
}
.hamburger:focus {
  outline: 2px solid rgba(0,246,255,0.12);
  outline-offset: 4px;
  border-radius: 6px;
}

/* =========================
   Accesibilidad y pequeños ajustes
   ========================= */
.menu-item:focus, .menu-item:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(0,246,255,0.06);
}

/* =========================
   Responsive
   ========================= */
@media (max-width: 1024px) {
  /* En pantallas medias y pequeñas mantenemos sidebar oculto por defecto */
  #sidebar { transform: translateX(-100%); }
}
@media (max-width: 640px) {
  /* Ajustes mobile */
  .rc-grid { grid-template-columns: 1fr; }
  .home-card { padding: 14px; border-radius: 12px; margin: 12px; }
  .rc-logo { width: 56px; height: 56px; }
  .rc-title { font-size: 1.1rem; }
  #sidebar { width: 220px; padding: 12px; }
  header { padding: 0 10px; }
  .menu-item { padding: .5rem .7rem; }
  body { overflow-y: auto; } /* en mobile permitir scroll si hay mucho contenido */
}

/* Media queries para pantallas grandes — opcional: full-width card */
@media (min-width: 1200px) {
  .home-card { max-width: 920px; width: calc(100% - 160px); } /* centrada con margen */
}

/* Fin de archivo */