/* ===========================================================
   Control de Accesos - PWA
   Diseño mobile-first, oscuro, pensado para usar con una mano
   =========================================================== */
:root {
  --bg:        #0e1117;
  --bg-soft:   #161b26;
  --card:      #1c2333;
  --card-hi:   #242d42;
  --border:    #2b3448;
  --text:      #e8ecf4;
  --text-dim:  #98a3b8;
  --accent:    #3d7eff;
  --accent-hi: #5a94ff;
  --ok:        #2ecc71;
  --warn:      #f5a623;
  --err:       #ff4d5e;
  --radius:    16px;
  --shadow:    0 8px 28px rgba(0,0,0,.45);
}

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding-bottom: env(safe-area-inset-bottom);
  overscroll-behavior-y: contain;
}

.hidden { display: none !important; }

/* ------------------------------------------------------------ login */
#login {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  background: radial-gradient(1000px 600px at 50% -10%, #1b2a4d 0%, var(--bg) 60%);
}
.login-box {
  width: 100%; max-width: 380px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 26px;
  box-shadow: var(--shadow);
}
.login-box h1 { font-size: 1.45rem; margin-bottom: 6px; text-align: center; }
.login-box .sub { color: var(--text-dim); font-size: .88rem; text-align: center; margin-bottom: 26px; }
.logo { font-size: 2.6rem; text-align: center; margin-bottom: 12px; }

input, select {
  width: 100%;
  padding: 14px 16px;
  margin-bottom: 14px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  font-size: 1rem;
  outline: none;
  transition: border-color .18s;
}
input:focus, select:focus { border-color: var(--accent); }
input::placeholder { color: #5f6a82; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: transform .1s, background .18s, opacity .18s;
}
button:active { transform: scale(.975); }
button:disabled { opacity: .5; cursor: not-allowed; }

.btn-primary {
  width: 100%;
  padding: 15px;
  background: var(--accent);
  color: #fff;
  border-radius: 12px;
  font-size: 1.02rem;
  font-weight: 600;
}
.btn-primary:hover:not(:disabled) { background: var(--accent-hi); }

.error-msg {
  background: rgba(255,77,94,.12);
  border: 1px solid rgba(255,77,94,.35);
  color: #ff8d98;
  padding: 11px 14px;
  border-radius: 10px;
  font-size: .88rem;
  margin-bottom: 14px;
}

/* ------------------------------------------------------------ layout */
header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14,17,23,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 14px 18px;
  padding-top: calc(14px + env(safe-area-inset-top));
  display: flex; align-items: center; justify-content: space-between;
}
header .title { font-size: 1.1rem; font-weight: 700; }
header .sub  { font-size: .74rem; color: var(--text-dim); }

/* Selector de edificio (barra debajo del header) */
.site-bar {
  position: sticky; top: 0; z-index: 49;
  display: flex; align-items: center; gap: 10px;
  padding: 10px 18px;
  background: rgba(14,17,23,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-bar-label { font-size: .8rem; color: var(--text-dim); white-space: nowrap; }
.site-bar select {
  flex: 1; margin-bottom: 0;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 9px 12px;
  font-size: .9rem;
}

.status-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--err);
  margin-right: 6px;
  vertical-align: middle;
}
.status-dot.on { background: var(--ok); box-shadow: 0 0 8px var(--ok); }

.icon-btn {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  width: 40px; height: 40px;
  border-radius: 11px;
  font-size: 1.05rem;
  display: grid; place-items: center;
}

main { padding: 18px; max-width: 900px; margin: 0 auto; }

/* --------------------------------------------------------- tabs */
.tabs {
  display: flex; gap: 6px;
  background: var(--bg-soft);
  padding: 5px;
  border-radius: 13px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
}
.tab {
  flex: 1;
  padding: 10px;
  background: transparent;
  color: var(--text-dim);
  border-radius: 9px;
  font-size: .87rem;
  font-weight: 600;
}
.tab.active { background: var(--accent); color: #fff; }

/* --------------------------------------------------- boton de emergencia */
.emergency-bar { margin-bottom: 16px; }
.emergency-btn {
  width: 100%;
  display: flex; align-items: center; gap: 14px;
  padding: 16px 18px;
  background: linear-gradient(135deg, #ff2d3f 0%, #c8102e 100%);
  color: #fff;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(200,16,46,.45);
  cursor: pointer;
  text-align: left;
  transition: transform .08s ease, box-shadow .2s ease, filter .2s ease;
}
.emergency-btn:hover:not(:disabled) { filter: brightness(1.08); box-shadow: 0 12px 34px rgba(200,16,46,.6); }
.emergency-btn:active:not(:disabled) { transform: scale(.985); }
.emergency-btn:disabled { opacity: .7; cursor: default; }
.emergency-ico { font-size: 2rem; line-height: 1; flex-shrink: 0; }
.emergency-txt { display: flex; flex-direction: column; min-width: 0; }
.emergency-title { font-weight: 800; font-size: 1.18rem; letter-spacing: .12em; }
.emergency-sub { font-size: .78rem; opacity: .92; margin-top: 2px; }
.emergency-btn.busy { filter: saturate(.7) brightness(.9); }
.emergency-btn.done { background: linear-gradient(135deg, #2ecc71 0%, #1e9e57 100%); box-shadow: 0 10px 30px rgba(46,204,113,.4); }

/* --------------------------------------------------- tarjetas puerta */
.grid { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid { grid-template-columns: 1fr 1fr; } }

.door-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  display: flex; align-items: center; gap: 15px;
  box-shadow: var(--shadow);
}
.door-card.offline { opacity: .55; }

.door-icon {
  font-size: 1.9rem;
  width: 54px; height: 54px;
  display: grid; place-items: center;
  background: var(--card-hi);
  border-radius: 14px;
  flex-shrink: 0;
}
.door-info { flex: 1; min-width: 0; }
.door-name {
  font-weight: 700; font-size: 1.04rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.door-loc { color: var(--text-dim); font-size: .8rem; margin-top: 2px; }
.door-meta { font-size: .72rem; margin-top: 5px; color: var(--text-dim); }
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: .68rem;
  font-weight: 700;
  margin-right: 5px;
}
.badge.on   { background: rgba(46,204,113,.16); color: var(--ok); }
.badge.off  { background: rgba(255,77,94,.16);  color: var(--err); }
.badge.open { background: rgba(245,166,35,.16); color: var(--warn); }
.badge.warn { background: rgba(245,166,35,.16); color: var(--warn); }

/* comandos avanzados de nodos (pestaña Nodos) */
.node-cmds {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  justify-content: flex-end;
  flex-shrink: 0;
  max-width: 190px;
}
.node-cmds .btn-sm { padding: 6px 10px; font-size: .74rem; }

/* linea de resultado de comandos (estado / ping) */
.node-result {
  grid-column: 1 / -1;
  margin-top: 8px;
  padding: 8px 10px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 9px;
  font-size: .76rem;
  color: var(--text-dim);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: pre-wrap;
  word-break: break-word;
  display: none;
}
.node-result.show { display: block; }
.node-result.ok  { border-color: rgba(46,204,113,.4); color: #9fe9c2; }
.node-result.err { border-color: rgba(255,77,94,.4);  color: #ffb0b8; }

/* En las tarjetas de puerta, la fila de comandos y el resultado van debajo,
   ocupando todo el ancho. */
.door-card { flex-wrap: wrap; }
.door-card > .node-cmds { width: 100%; max-width: none; justify-content: flex-start; margin-top: 2px; }
.door-card > .node-result { width: 100%; }

.btn-open {
  background: var(--accent);
  color: #fff;
  border-radius: 13px;
  padding: 15px 20px;
  font-weight: 700;
  font-size: .93rem;
  min-width: 92px;
  flex-shrink: 0;
}
.btn-open:hover:not(:disabled) { background: var(--accent-hi); }
.btn-open.success { background: var(--ok); }
.btn-open.fail    { background: var(--err); }

/* ------------------------------------------------------- eventos */
.event-list { display: flex; flex-direction: column; gap: 9px; }
.event {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 11px;
  padding: 12px 14px;
  display: flex; justify-content: space-between; gap: 12px;
}
.event.ok   { border-left-color: var(--ok); }
.event.warn { border-left-color: var(--warn); }
.event.err  { border-left-color: var(--err); }
.event .who  { font-size: .78rem; color: var(--text-dim); margin-top: 3px; }
.event .when { font-size: .72rem; color: var(--text-dim); white-space: nowrap; }
.event .what { font-weight: 600; font-size: .9rem; }

/* --------------------------------------------------------- admin */
.section-title {
  font-size: .78rem; text-transform: uppercase;
  letter-spacing: .09em; color: var(--text-dim);
  margin: 22px 0 11px; font-weight: 700;
}
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
}
.row { display: flex; gap: 10px; align-items: center; }
.row input, .row select { margin-bottom: 0; }
.btn-sm {
  padding: 9px 14px;
  background: var(--card-hi);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 9px;
  font-size: .82rem;
  font-weight: 600;
}
.btn-sm.danger { background: rgba(255,77,94,.16); color: #ff8d98; border-color: rgba(255,77,94,.3); }
.btn-sm.go     { background: var(--accent); color: #fff; border-color: transparent; }

table { width: 100%; border-collapse: collapse; font-size: .86rem; }
th, td { padding: 9px 8px; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--text-dim); font-size: .73rem; text-transform: uppercase; letter-spacing: .05em; }

.empty { text-align: center; color: var(--text-dim); padding: 36px 16px; font-size: .9rem; }

/* --------------------------------------------------- sub-tabs admin */
.subtabs {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-bottom: 18px;
}
.subtab {
  padding: 8px 14px;
  background: var(--bg-soft);
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: .82rem;
  font-weight: 600;
}
.subtab.active { background: var(--accent); color: #fff; border-color: transparent; }

/* ------------------------------------------------------- tarjeta rol */
.role-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 15px 16px;
  margin-bottom: 11px;
  display: flex; align-items: center; gap: 12px;
}
.role-info { flex: 1; min-width: 0; }
.role-name { font-weight: 700; font-size: .98rem; }
.role-desc { color: var(--text-dim); font-size: .8rem; margin-top: 2px; }
.role-meta { color: var(--text-dim); font-size: .74rem; margin-top: 5px; }
.dim { color: var(--text-dim); font-size: .78rem; }

/* --------------------------------------------------- checkboxes */
.check-line {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 9px 4px;
  cursor: pointer;
  font-size: .88rem;
  line-height: 1.35;
}
.check-line input[type="checkbox"] {
  width: 18px; height: 18px; margin: 1px 0 0;
  flex-shrink: 0;
  accent-color: var(--accent);
  cursor: pointer;
}
.check-line b { font-weight: 600; }

.cap-groups { display: flex; flex-direction: column; gap: 6px; }
.cap-group {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 12px;
}
.cap-group-title {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-dim); font-weight: 700; margin: 6px 0 2px;
}
.dev-list {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 6px 12px;
  max-height: 260px; overflow-y: auto;
}

/* --------------------------------------------------------- modal */
.modal {
  position: fixed; inset: 0; z-index: 900;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.modal-box {
  width: 100%; max-width: 560px;
  max-height: 92vh;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
}
.modal-title { font-weight: 700; font-size: 1.02rem; }
.modal-body { padding: 18px; overflow-y: auto; }
.modal-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 14px 18px;
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
}
.field-label {
  display: block;
  font-size: .74rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--text-dim); font-weight: 700;
  margin: 4px 0 6px;
}
.modal-body input, .modal-body select { margin-bottom: 12px; }

/* --------------------------------------------------------- toast */
#toast {
  position: fixed;
  bottom: calc(22px + env(safe-area-inset-bottom));
  left: 50%; transform: translateX(-50%) translateY(140%);
  background: var(--card-hi);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 13px 22px;
  border-radius: 13px;
  box-shadow: var(--shadow);
  font-size: .9rem; font-weight: 600;
  z-index: 999;
  transition: transform .28s cubic-bezier(.2,.9,.3,1.2);
  max-width: 88vw; text-align: center;
}
#toast.show { transform: translateX(-50%) translateY(0); }
#toast.ok   { border-color: var(--ok);   color: var(--ok); }
#toast.err  { border-color: var(--err);  color: var(--err); }

.spinner {
  width: 17px; height: 17px;
  border: 2.5px solid rgba(255,255,255,.28);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .65s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* --------------------------------------------------------- firmware / OTA */
input[type="file"] {
  padding: 12px 14px;
  background: var(--bg-soft);
  border: 1px dashed var(--border);
  border-radius: 12px;
  color: var(--text-dim);
  font-size: .86rem;
  cursor: pointer;
}
input[type="file"]::file-selector-button {
  font-family: inherit;
  font-weight: 600;
  margin-right: 12px;
  padding: 9px 14px;
  border: none;
  border-radius: 9px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}
input[type="file"]::file-selector-button:hover { background: var(--accent-hi); }

.ota-progress {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .8rem;
  line-height: 1.55;
  max-height: 320px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-dim);
}
.ota-line { padding: 1px 0; }
.ota-line .ts { color: #5f6a82; margin-right: 8px; }
.ota-line.ok   { color: var(--ok); }
.ota-line.err  { color: var(--err); }
.ota-line.warn { color: var(--warn); }
.ota-line.info { color: var(--accent-hi); }

.ota-bar {
  height: 8px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 99px;
  overflow: hidden;
  margin: 4px 0 10px;
}
.ota-bar > i {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-hi));
  transition: width .3s ease;
}
.ota-sha {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .72rem; color: var(--text-dim);
}