/* ===== Panel de Reservas — estilo limpio y legible ===== */
:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --ink: #1a1d21;
  --ink-soft: #5b626b;
  --line: #e3e6ea;
  --accent: #111111;
  --today: #1f8a4c;
  --today-bg: #e8f6ee;
  --error: #b3261e;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.05);
  --radius: 14px;
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

/* El atributo hidden SIEMPRE debe ocultar, aunque el elemento tenga display propio.
   (Sin esto, .login/.summary/.filtros con display:flex/grid ignoran el hidden.) */
[hidden] { display: none !important; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  padding-bottom: 60px;
}

/* ---- Cabecera ---- */
.top {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  background: var(--accent);
  color: #fff;
}
.brand h1 { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.01em; }
.brand .sub { font-size: 0.82rem; opacity: 0.7; }
.actions { display: flex; align-items: center; gap: 14px; }
.updated { font-size: 0.78rem; opacity: 0.65; white-space: nowrap; }
.btn-refresh {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #fff;
  color: var(--ink);
  border: none;
  padding: 10px 16px;
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.12s ease, opacity 0.12s ease;
}
.btn-refresh:hover { opacity: 0.85; }
.btn-refresh:active { transform: scale(0.96); }
.refresh-icon { font-size: 1.05rem; line-height: 1; }
.btn-refresh.loading .refresh-icon { animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Contenedor ---- */
.wrap { max-width: 860px; margin: 0 auto; padding: 24px 20px; }

/* ---- Resumen ---- */
.summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}
.stat {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 16px;
  text-align: center;
}
.stat-num { display: block; font-size: 1.9rem; font-weight: 700; line-height: 1; }
.stat-label { display: block; margin-top: 6px; font-size: 0.76rem; color: var(--ink-soft); }

/* ---- Pantalla de login ---- */
.login {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-box {
  background: var(--card);
  border-radius: 18px;
  box-shadow: 0 12px 48px rgba(0,0,0,0.3);
  padding: 40px 34px;
  width: 100%;
  max-width: 380px;
  text-align: center;
}
.login-box h1 { font-size: 1.5rem; font-weight: 700; margin-bottom: 8px; }
.login-sub { color: var(--ink-soft); font-size: 0.9rem; margin-bottom: 24px; }
.login-box input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-family: inherit;
  font-size: 1rem;
  margin-bottom: 14px;
  outline: none;
  transition: border-color 0.15s ease;
}
.login-box input:focus { border-color: var(--accent); }
.login-box button {
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.15s ease;
}
.login-box button:hover { opacity: 0.88; }
.login-error { color: var(--error); font-size: 0.86rem; margin-top: 14px; }

/* ---- Botón salir ---- */
.btn-logout {
  background: transparent;
  color: rgba(255,255,255,0.7);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 9px 14px;
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}
.btn-logout:hover { color: #fff; border-color: rgba(255,255,255,0.7); }

/* ---- Filtros por día ---- */
.filtros {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.filtro {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink-soft);
  padding: 10px 18px;
  border-radius: 24px;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}
.filtro:hover { border-color: var(--ink-soft); color: var(--ink); }
.filtro.is-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.filtro-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: 12px;
  background: var(--bg);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
}
.filtro.is-active .filtro-count { background: rgba(255,255,255,0.25); color: #fff; }

/* ---- Grupo por día ---- */
.day-group { margin-bottom: 28px; }
.day-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 12px;
  padding-left: 4px;
}
.day-title { font-size: 1.05rem; font-weight: 700; text-transform: capitalize; }
.day-count { font-size: 0.82rem; color: var(--ink-soft); }
.day-group.is-today .day-title { color: var(--today); }
.badge-today {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--today);
  background: var(--today-bg);
  padding: 3px 9px;
  border-radius: 20px;
}

/* ---- Tarjeta de reserva ---- */
.res {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 18px;
  margin-bottom: 10px;
}
.res-time {
  flex-shrink: 0;
  min-width: 66px;
  text-align: center;
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}
.res-divider { width: 1px; align-self: stretch; background: var(--line); }
.res-main { flex: 1; min-width: 0; }
.res-name { font-size: 1.05rem; font-weight: 600; }
.res-meta { font-size: 0.8rem; color: var(--ink-soft); margin-top: 2px; }
.res-people {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg);
  padding: 8px 14px;
  border-radius: 24px;
  font-size: 0.95rem;
  font-weight: 700;
}
.res-people .people-icon { font-size: 0.95rem; }

/* ---- Estados ---- */
.state {
  text-align: center;
  padding: 48px 20px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}
.state-error { color: var(--error); }
.state-sub { font-size: 0.82rem; margin-top: 6px; opacity: 0.8; }

/* ---- Móvil ---- */
@media (max-width: 560px) {
  .top { padding: 14px 16px; }
  .brand h1 { font-size: 1.2rem; }
  .updated { display: none; }
  .wrap { padding: 18px 14px; }
  .summary { gap: 8px; }
  .stat { padding: 14px 8px; }
  .stat-num { font-size: 1.5rem; }
  .stat-label { font-size: 0.68rem; }
  .res-time { min-width: 56px; font-size: 1.25rem; }
  .res-people { padding: 7px 11px; }
}