:root {
  --bg: #0b1020; --panel: #131a30; --panel2: #1a2342; --line: #26315a;
  --text: #e8ecf8; --muted: #8b95b7; --accent: #ffc72c; --accent2: #2f7bff;
  --ok: #2ecc71; --bad: #ff5468; --radius: 12px;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.err { color: var(--bad); min-height: 1.2em; }
h2 { margin: 0; font-size: 1.15rem; }
h3 { margin: 0 0 10px; font-size: 1rem; }
input, select {
  background: var(--panel2); color: var(--text); border: 1px solid var(--line);
  border-radius: 10px; padding: 10px 12px; font: inherit; min-width: 0;
}
input:focus, select:focus { outline: 2px solid var(--accent2); outline-offset: -1px; }
.btn {
  background: var(--panel2); color: var(--text); border: 1px solid var(--line);
  padding: 10px 14px; border-radius: 10px; font: inherit; cursor: pointer; white-space: nowrap;
  display: inline-flex; align-items: center; gap: 6px; justify-content: center;
}
.btn:hover { border-color: var(--accent2); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.primary { background: var(--accent); color: #111; border-color: var(--accent); font-weight: 600; }
.btn.danger { background: var(--bad); border-color: var(--bad); color: #fff; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 6px 10px; font-size: .9rem; }

.logo { font-size: 2rem; letter-spacing: .5px; }
.logo b { color: var(--accent); }
.logo.small { font-size: 1.2rem; }

/* Login */
#login { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-box { width: 100%; max-width: 360px; background: var(--panel); padding: 28px; border-radius: 18px; border: 1px solid var(--line); text-align: center; }
.login-box form { display: grid; gap: 10px; margin-top: 16px; }

/* Header */
.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 12px; padding: 10px 14px; background: rgba(11,16,32,.95); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
#tabs { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
#tabs button, .subtabs button { background: none; border: 0; color: var(--muted); padding: 8px 12px; border-radius: 8px; font: inherit; cursor: pointer; white-space: nowrap; }
#tabs button.on, .subtabs button.on { color: var(--text); background: var(--panel2); }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--bad); display: inline-block; flex: none; }
.dot.on { background: var(--ok); }

.tab { padding: 14px; max-width: 1100px; margin: 0 auto; }
.bar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.row { display: flex; gap: 8px; align-items: center; margin: 10px 0; flex-wrap: wrap; }
.row input { flex: 1; }
.row label { min-width: 90px; color: var(--muted); }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.list { display: grid; gap: 6px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; margin-bottom: 12px; }
.card.warn { border-color: var(--accent); color: var(--accent); }
.card label { display: block; color: var(--muted); margin: 8px 0 4px; }
.card > input, .card > select { width: 100%; }
.card > .btn { margin-top: 12px; }

/* Card dispositivo */
.dev { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; cursor: pointer; transition: border-color .15s; }
.dev:hover { border-color: var(--accent2); }
.dev .head { display: flex; align-items: center; gap: 10px; }
.dev .ico { font-size: 1.6rem; }
.dev .nm { font-weight: 600; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dev .sub2 { color: var(--muted); font-size: .85rem; margin: 2px 0 10px; }
.meter { margin: 6px 0; font-size: .85rem; }
.meter .lbl { display: flex; justify-content: space-between; color: var(--muted); }
.meter .track { height: 6px; background: var(--panel2); border-radius: 4px; overflow: hidden; margin-top: 3px; }
.meter .fill { height: 100%; background: var(--accent2); }
.meter .fill.hi { background: var(--bad); }
.pill { font-size: .8rem; padding: 3px 10px; border-radius: 20px; background: var(--panel2); color: var(--muted); }
.pill.on { background: rgba(46,204,113,.15); color: var(--ok); }

/* Dettaglio */
.subtabs { display: flex; gap: 4px; overflow-x: auto; margin-bottom: 14px; border-bottom: 1px solid var(--line); padding-bottom: 8px; }
.stats { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); margin-bottom: 12px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; }
.stat .v { font-size: 1.3rem; font-weight: 600; }
.stat .k { color: var(--muted); font-size: .8rem; }
.actions { display: grid; gap: 8px; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.progress { margin-top: 10px; }
.progress div { height: 8px; width: 0; background: var(--accent); border-radius: 6px; transition: width .3s; }
.progress span { display: block; margin-top: 6px; font-size: .9rem; color: var(--muted); }

/* Schermo remoto */
.screen-wrap { position: relative; background: #000; border-radius: var(--radius); display: grid; place-items: center; min-height: 300px; overflow: hidden; }
#scr { max-width: 100%; max-height: 72vh; touch-action: none; cursor: crosshair; display: block; }
.scr-msg { position: absolute; color: var(--muted); pointer-events: none; text-align: center; padding: 10px; }
.remote { margin-top: 12px; display: grid; gap: 10px; }
.dpad { display: grid; grid-template-columns: repeat(3, 64px); grid-template-rows: repeat(3, 56px); gap: 6px; justify-content: center; }
.dpad .k { background: var(--panel2); border: 1px solid var(--line); color: var(--text); border-radius: 12px; font-size: 1.1rem; cursor: pointer; }
.dpad .k:active { background: var(--accent); color: #111; }
.dpad .up { grid-column: 2; grid-row: 1; } .dpad .left { grid-column: 1; grid-row: 2; }
.dpad .ok { grid-column: 2; grid-row: 2; font-weight: 700; } .dpad .right { grid-column: 3; grid-row: 2; }
.dpad .down { grid-column: 2; grid-row: 3; }
.keys { display: grid; gap: 6px; grid-template-columns: repeat(4, 1fr); }
.keys .btn { padding: 10px 4px; font-size: .85rem; }

/* Righe elenco */
.item { display: flex; align-items: center; gap: 10px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.item .main { flex: 1; min-width: 0; }
.item .t { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item .s { color: var(--muted); font-size: .8rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item.click { cursor: pointer; }
.item.click:hover { border-color: var(--accent2); }
.st-done { color: var(--ok); } .st-error, .st-expired { color: var(--bad); } .st-sent, .st-pending { color: var(--accent); }
.chk { display: flex; gap: 6px; align-items: center; color: var(--muted); }

/* Modale e toast */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: grid; place-items: center; z-index: 20; padding: 16px; }
.modal-box { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 20px; width: 100%; max-width: 460px; max-height: 90vh; overflow: auto; }
.modal-box label { display: block; color: var(--muted); margin: 10px 0 4px; }
.modal-box input, .modal-box select, .modal-box textarea { width: 100%; }
.modal-box label.chk { display: flex; gap: 10px; align-items: flex-start; color: var(--text); margin: 12px 0 0; }
.modal-box input[type=checkbox] { width: 18px; height: 18px; flex: none; margin: 2px 0 0; accent-color: var(--accent); }
.modal-box textarea { background: var(--panel2); color: var(--text); border: 1px solid var(--line); border-radius: 10px; padding: 10px; font: inherit; min-height: 60px; }
.modal-box .foot { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }
.code-big { font-size: 2.6rem; letter-spacing: 8px; text-align: center; color: var(--accent); font-weight: 700; margin: 10px 0; }
.days { display: flex; gap: 4px; flex-wrap: wrap; }
.days label { margin: 0; display: flex; gap: 4px; align-items: center; background: var(--panel2); padding: 6px 8px; border-radius: 8px; color: var(--text); }
.days input { width: auto; }
.toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); background: var(--panel2); border: 1px solid var(--line); padding: 10px 16px; border-radius: 10px; z-index: 30; max-width: 90vw; }
.toast.bad { border-color: var(--bad); }

@media (max-width: 600px) {
  .logo.small { display: none; }
  .keys { grid-template-columns: repeat(2, 1fr); }
  .row label { min-width: 100%; }
}