/* =========================================================
   Rasta Pets – sidebar.css (Pastel Naranja + Rosa)
   - Sidebar responsivo (clamp)
   - Zoom uniforme (--ui-scale)
   - Footer sticky al fondo (botón "Salir")
   - Modo mini, móvil y dark
   ========================================================= */

/* ------------------ Variables de diseño ------------------ */
:root{
  --ui-scale: 1;                          /* 1 = 100% | 0.33, 0.5, 0.75, etc. */
  --sidebar-w: clamp(72px, 15vw, 230px);
  --sidebar-w-mini: 68px;

  /* Este valor lo actualiza app.js con el alto real del footer */
  --footer-h: 64px;

  /* Colores (desde base.css) */
  --sidebar-bg: var(--color-surface);
  --sidebar-text: var(--color-text);
  --sidebar-border: var(--color-border);
  --sidebar-active: var(--color-primary);
  --sidebar-hover-bg: color-mix(in srgb, var(--color-secondary) 14%, transparent);
  --sidebar-hover-text: color-mix(in srgb, var(--color-text) 70%, var(--color-secondary) 30%);

  --sidebar-shadow: 0 4px 20px rgba(17, 24, 39, 0.06);
  --sidebar-font: "Inter", "Poppins", system-ui, sans-serif;
}

/* ------------------ Escalado uniforme (opcional) --------- */
#viewport{
  transform: scale(var(--ui-scale));
  transform-origin: 0 0;
  width: calc(100% / var(--ui-scale));
  height: calc(100% / var(--ui-scale));
}

/* ------------------ Contenedor fijo ---------------------- */
#sidebar-container{
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: calc(var(--sidebar-w) * var(--ui-scale));
  background: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  box-shadow: var(--sidebar-shadow);
  transition: width 0.25s ease;
  z-index: 20;
  overflow: hidden; /* importante p/ footer sticky */
}

#app-root{
  margin-left: calc(var(--sidebar-w) * var(--ui-scale));
  transition: margin-left 0.25s ease;
}

/* ------------------ Sidebar ------------------------------ */
.sidebar{
  position: relative;                      /* ancla footer absoluto */
  display: flex;
  flex-direction: column;
  height: 100%;
  font-family: var(--sidebar-font);
  font-weight: 400;
  letter-spacing: 0.1px;
  background: var(--sidebar-bg);
}

/* ------------------ Marca -------------------------------- */
.sidebar__brand{
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--sidebar-border);
}
.brand__link{
  display: flex; align-items: center; gap: .6rem;
  text-decoration: none; color: var(--sidebar-text);
}
.brand__logo{
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  box-shadow: 0 1px 4px rgba(17,24,39,.28);
  overflow: hidden;
}
.brand__logo img{ width: 90%; height: auto; object-fit: contain; }
.brand__name{ font-size: 1rem; font-weight: 600; color: var(--sidebar-text); }

.sidebar__toggle{
  margin-left: auto; background: transparent; border: none; cursor: pointer;
  font-size: 1.2rem; color: var(--sidebar-text);
  transition: transform .2s ease, color .2s ease;
}
.sidebar__toggle:hover{ color: var(--sidebar-active); transform: rotate(90deg); }

/* ------------------ Navegación --------------------------- */
.sidebar__nav{
  flex: 1;
  padding: .5rem;
  overflow-y: auto;
  /* deja espacio para no tapar el footer con el scroll */
  padding-bottom: calc(var(--footer-h) + 12px);
}

.nav__item{
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: .8rem;
  padding: .7rem .9rem;      /* un poco más alto */
  margin-bottom: 0.10rem;    /* agrega espacio entre cada link */
  border-radius: 12px;
  text-decoration: none;
  color: var(--sidebar-text);
  font-size: .95rem;
  font-weight: 500;
  transition: all .2s ease;
}

.nav__item .label{ color: var(--sidebar-text); transition: color .25s ease; }

/* Íconos: ahora con <img> */
.nav-icon{
  display: inline-flex; align-items: center; justify-content: center;
  width: 1.4rem; height: 1.4rem;
  opacity: .92; color: var(--sidebar-text);
  transition: transform .25s ease, opacity .25s ease;
}
.nav-icon img{
  width: 100%; height: 100%; object-fit: contain;
  filter: grayscale(1) brightness(0.35);       /* tono neutro base */
  transition: filter .25s ease;
}

/* (Opcional) si aún tienes algún SVG inline */
.nav-icon svg{ width: 100%; height: 100%; display: block; fill: currentColor; }

/* Hover */
.nav__item:hover{
  background: var(--sidebar-hover-bg);
  color: var(--sidebar-hover-text);
  transform: translateX(3px);
}
.nav__item:hover .label{ color: var(--sidebar-hover-text); }
.nav__item:hover .nav-icon img{ filter: brightness(1) saturate(1.25); }

/* Active */
.nav__item.active{
  background: linear-gradient(135deg,
              color-mix(in srgb, var(--color-primary) 26%, transparent),
              color-mix(in srgb, var(--color-secondary) 26%, transparent));
  color: #1F2937;
  border: 1px solid color-mix(in srgb, var(--color-primary) 28%, var(--sidebar-border));
  transform: translateX(3px);
}
.nav__item.active .label{ color: #1F2937; }
.nav__item.active .nav-icon img{ filter: none; }

/* ------------------ Footer sticky (botón "Salir") -------- */
.sidebar__footer{
  position: absolute;       /* pegado al fondo del contenedor */
  left: 0; right: 0; bottom: 0;
  /* la altura real la mide app.js y la pone en --footer-h */
  border-top: 1px solid var(--sidebar-border);
  background: var(--sidebar-bg);
  padding: 0.8rem 0.9rem 1rem 0.9rem;
  box-sizing: border-box;
}

.nav__logout{
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: .95rem;
  font-weight: 600;
  color: var(--sidebar-text);
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: .8rem;
  padding: .7rem .9rem;
  border-radius: 12px;
  transition: all .2s ease;
}

.nav__logout:hover{
  background: color-mix(in srgb, var(--color-danger) 12%, transparent);
  color: color-mix(in srgb, #b91c1c 90%, var(--sidebar-text));
  transform: translateX(3px);
}

/* ------------------ Estado mini -------------------------- */
body.sidebar-mini #sidebar-container{ width: var(--sidebar-w-mini); }
body.sidebar-mini #app-root{ margin-left: var(--sidebar-w-mini); }

body.sidebar-mini .brand__name,
body.sidebar-mini .label{ display: none !important; }

body.sidebar-mini .sidebar__brand{ padding: .6rem .5rem; justify-content: center; gap: 0; }
body.sidebar-mini .brand__logo{ width: 36px; height: 36px; margin: 0; }

body.sidebar-mini .sidebar__nav{ padding: .3rem; }
body.sidebar-mini .nav__item{
  justify-content: center !important; gap: 0 !important;
  padding: .45rem 0 !important; border-radius: 12px; transform: none !important;
}
body.sidebar-mini .nav-icon{
  width: 1.6rem; height: 1.6rem; margin: 0 !important; opacity: 1; transform: none !important;
}
body.sidebar-mini .nav__item:hover,
body.sidebar-mini .nav__item.active{ transform: none !important; }
body.sidebar-mini .nav__item:hover{ background: color-mix(in srgb, var(--color-primary) 12%, transparent); }
body.sidebar-mini .nav__item.active{ background: color-mix(in srgb, var(--color-primary) 18%, transparent); }
body.sidebar-mini .nav__logout{
  justify-content: center !important; gap: 0 !important; padding: .5rem 0 !important;
}

/* ------------------ Scrollbar ---------------------------- */
.sidebar__nav::-webkit-scrollbar{ width: 6px; }
.sidebar__nav::-webkit-scrollbar-thumb{
  background: rgba(0,0,0,.12);
  border-radius: 10px;
}

/* ------------------ Responsivo --------------------------- */
@media (max-width: 900px){
  #sidebar-container{ width: 0; border-right: none; }
  #app-root{ margin-left: 0; }

  .sidebar{
    position: fixed; top: 0; left: 0; bottom: 0;
    width: min(85vw, 300px); max-width: 320px;
    transform: translateX(-100%);
    background: var(--sidebar-bg);
    transition: transform .25s ease;
    z-index: 40;
  }
  .sidebar.show{ transform: translateX(0); }
}

/* --- Ocultar sidebar en login / sin sesión --------------- */
body.no-sidebar #sidebar-container{ display: none !important; }
body.no-sidebar #app-root{ margin-left: 0 !important; }

/* ------------------ Dark mode ---------------------------- */
:root[data-theme="dark"]{
  --sidebar-shadow: 0 8px 24px rgba(0,0,0,.45);
  --sidebar-hover-bg: color-mix(in srgb, var(--color-secondary) 18%, transparent);
}