/* Pautinka Cloud — palette aligned with the controller dashboard
   (dark + neon-green hacker aesthetic), denser layout and richer cards. */
:root {
  --green:       #00ff41;
  --green-mid:   #00cc34;
  --green-dim:   #0a5c1f;
  --green-glow:  rgba(0,255,65,0.18);
  --green-soft:  rgba(0,255,65,0.06);

  --bg:          #020408;
  --bg-elev:     #06101a;          /* header / surfaces just above bg */
  --bg-card:     #0d1520;
  --bg-card-hi:  #11202d;          /* hovered card */
  --bg-input:    #050b14;
  --bg-hover:    #141f2e;
  --border:      #1d2835;
  --border-soft: #243445;

  --text:        #e0f0ea;
  --text-mid:    #8ea8b8;
  --text-dim:    #5a7a8f;

  --red:         #ff4444;
  --orange:      #f59e0b;
  --blue:        #3b82f6;
  --purple:      #a855f7;

  --font: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
  --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --radius: 10px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font: 14px/1.5 var(--font);
  background:
    radial-gradient(1100px 600px at 80% -10%, rgba(0,255,65,0.05), transparent 60%),
    radial-gradient(900px 500px  at -10% 100%, rgba(0,200,255,0.03), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

a { color: var(--green); text-decoration: none; }
a:hover { color: var(--green-mid); }

button { font-family: inherit; }

/* ── Centered card layout (login / register) ────────────────────────── */
.center {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px 16px;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  width: 100%; max-width: 420px;
  box-shadow: 0 0 0 1px rgba(0,255,65,0.04), 0 24px 60px rgba(0,0,0,0.6);
}
.card h1 {
  margin: 0 0 6px;
  font-size: 14px; font-weight: 700;
  color: var(--green);
  letter-spacing: 0.18em; text-transform: uppercase;
}
.card .sub { color: var(--text-dim); margin: 0 0 20px; font-size: 13px; line-height: 1.5; }

label { display: block; font-size: 12px; color: var(--text-dim); margin: 14px 0 6px; }
input[type=text], input[type=email], input[type=password], input[type=number] {
  width: 100%; padding: 11px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text); font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
input::placeholder { color: var(--text-dim); }
input:focus { border-color: var(--green-mid); box-shadow: 0 0 0 3px var(--green-soft); }
input.code {
  font-family: var(--mono);
  font-size: 22px; letter-spacing: 8px; text-align: center;
}

button.primary {
  width: 100%; margin-top: 22px;
  padding: 12px 14px;
  background: var(--green-dim); color: var(--green);
  border: 1px solid var(--green-mid); border-radius: 6px;
  font: 600 14px var(--font); letter-spacing: 0.04em;
  cursor: pointer; transition: background .15s, color .15s;
}
button.primary:hover  { background: var(--green-mid); color: #000; }
button.primary:active { transform: translateY(1px); }
button.primary:disabled { opacity: 0.5; cursor: not-allowed; }

button.ghost {
  background: transparent;
  border: 1px solid var(--border-soft);
  color: var(--text-mid);
  border-radius: 6px;
  padding: 8px 14px;
  font: 600 12px var(--font);
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
}
button.ghost:hover { border-color: var(--text-dim); color: var(--text); }
button.ghost.danger        { color: var(--red); border-color: rgba(255,68,68,0.5); }
button.ghost.danger:hover  { color: #fff; background: var(--red); border-color: var(--red); }

button.iconbtn {
  background: transparent; border: 0;
  color: var(--text-dim);
  font-size: 22px; line-height: 1;
  width: 36px; height: 36px;
  border-radius: 6px;
  cursor: pointer;
  transition: background .15s, color .15s;
}
button.iconbtn:hover { background: var(--bg-hover); color: var(--text); }

.error { color: var(--red);   margin-top: 10px; min-height: 18px; font-size: 13px; }
.ok    { color: var(--green); margin-top: 10px; font-size: 13px; }

.muted { color: var(--text-dim); }
.muted.small { font-size: 12px; line-height: 1.5; }
.center-text { text-align: center; }

.kvp {
  font-family: var(--mono);
  background: var(--bg-input);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 5px;
  word-break: break-all;
  display: inline-block;
}

/* ── App header (full-width, like UniFi top bar) ─────────────────────── */
.app-header {
  position: sticky; top: 0; z-index: 30;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 12px 22px;
  background: rgba(6,16,26,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.app-header .brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; letter-spacing: 0.16em;
  color: var(--green);
  text-transform: uppercase;
  font-size: 13px;
}
.app-header .brand .logo {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px;
  background: var(--green-dim);
  border: 1px solid var(--green-mid);
  border-radius: 7px;
  color: var(--green);
  font-size: 14px; font-weight: 800;
  box-shadow: 0 0 12px var(--green-glow);
}
.app-nav {
  display: flex; gap: 4px; justify-content: center;
}
.app-nav a {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px;
  border-radius: 999px;
  color: var(--text-mid);
  font-size: 13px; font-weight: 500;
  transition: background .15s, color .15s;
}
.app-nav a:hover { background: var(--bg-hover); color: var(--text); }
.app-nav a.active { background: var(--green-soft); color: var(--green); }

.app-header .user {
  display: flex; align-items: center; gap: 8px;
  min-width: 0;
}
.app-header .who {
  color: var(--text-mid); font-size: 13px;
  max-width: 32vw;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.app-header .avatar {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--green-dim);
  color: var(--green);
  border: 1px solid var(--green-mid);
  font-weight: 700; font-size: 13px;
  text-transform: uppercase;
  flex-shrink: 0;
}

/* ── Main page ─────────────────────────────────────────────────────── */
.page { padding: 28px 28px 80px; max-width: 1280px; margin: 0 auto; }
.page-head {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 16px; flex-wrap: wrap;
  margin-bottom: 22px;
}
.page-head h1 { font-size: 24px; font-weight: 600; margin: 0; }
.page-head .meta { color: var(--text-dim); font-size: 13px; margin-top: 4px; }

.chip-row { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-mid);
  padding: 6px 14px; border-radius: 999px;
  font-size: 12px; font-weight: 500;
  cursor: pointer;
  transition: all .15s;
}
.chip:hover  { border-color: var(--border-soft); color: var(--text); }
.chip.active { background: var(--green-soft); border-color: var(--green-mid); color: var(--green); }
.chip .count {
  margin-left: 6px; opacity: 0.7;
  font-family: var(--mono); font-size: 11px;
}

/* ── Device grid + cards ──────────────────────────────────────────── */
.device-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 14px;
}

.d-card {
  appearance: none; -webkit-appearance: none;
  display: block; width: 100%;
  text-align: left;
  background: linear-gradient(165deg, var(--bg-card) 0%, #0a1218 100%);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px 16px;
  color: inherit; font-family: inherit; font-size: inherit;
  cursor: pointer;
  position: relative; overflow: hidden;
  transition: border-color .18s, transform .05s, background .18s, box-shadow .18s;
}
.d-card::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px; background: var(--border-soft);
  transition: background .18s, box-shadow .18s;
}
.d-card.is-online::before {
  background: var(--green);
  box-shadow: 0 0 12px var(--green-glow);
}
.d-card:hover {
  border-color: var(--border-soft);
  background: linear-gradient(165deg, var(--bg-card-hi) 0%, #0d1622 100%);
  box-shadow: 0 12px 28px rgba(0,0,0,0.4);
}
.d-card:active { transform: translateY(1px); }

.d-head {
  display: flex; justify-content: space-between; align-items: center;
  gap: 10px; margin-bottom: 4px;
}
.d-name {
  font-size: 15px; font-weight: 600; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  flex: 1; min-width: 0;
}
.d-sub {
  font-family: var(--mono); font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  margin-bottom: 14px;
}

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.06em;
  flex-shrink: 0;
}
.badge.ok  { background: rgba(0,255,65,0.12); color: var(--green); border: 1px solid var(--green-mid); }
.badge.off { background: rgba(90,122,143,0.12); color: var(--text-dim); border: 1px solid var(--border-soft); }

.badge .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}
.badge.ok .dot {
  box-shadow: 0 0 6px var(--green-glow);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 6px var(--green-glow); }
  50%      { box-shadow: 0 0 14px rgba(0,255,65,0.55); }
}

/* Mini "uptime" timeline — visual placeholder for last-12h status.
   When we don't have heartbeat data: empty rail for offline,
   solid green rail for online. Heartbeat work plugs real data in here. */
.spark {
  height: 28px; margin-bottom: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 5px;
  position: relative; overflow: hidden;
  display: flex; align-items: center;
}
.spark .legend {
  position: absolute; left: 8px; right: 8px; top: 6px;
  display: flex; justify-content: space-between;
  color: var(--text-dim); font-size: 10px;
  font-family: var(--mono); pointer-events: none;
}
.spark .fill { height: 100%; background: linear-gradient(90deg, var(--green-dim), var(--green-mid)); }

.d-meta {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px;
  font-size: 12px; color: var(--text-mid);
}
.d-meta .m-row { min-width: 0; }
.d-meta .m-label {
  display: block; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 0.06em;
  font-size: 10px; font-weight: 600;
  margin-bottom: 2px;
}
.d-meta .m-val {
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  display: block;
}

/* ── Empty state ─────────────────────────────────────────────────── */
.empty-hero {
  background: var(--bg-card);
  border: 1px dashed var(--border-soft);
  border-radius: 12px;
  padding: 48px 28px;
  text-align: center;
  max-width: 540px; margin: 0 auto;
}
.empty-hero .hero-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 64px; height: 64px; margin: 0 auto 18px;
  background: var(--green-soft);
  border: 1px solid var(--green-dim);
  border-radius: 16px;
  font-size: 30px;
  color: var(--green);
  box-shadow: 0 0 20px var(--green-glow);
}
.empty-hero h2 {
  font-size: 18px; font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.empty-hero .lead {
  color: var(--text-dim); font-size: 13px; line-height: 1.5;
  margin-bottom: 22px;
}
.empty-hero ol {
  text-align: left;
  list-style: none;
  counter-reset: step;
  display: flex; flex-direction: column; gap: 10px;
  max-width: 380px; margin: 0 auto;
}
.empty-hero ol li {
  counter-increment: step;
  display: flex; gap: 12px;
  font-size: 13px; line-height: 1.5;
  color: var(--text-mid);
}
.empty-hero ol li::before {
  content: counter(step);
  flex-shrink: 0;
  width: 22px; height: 22px;
  background: var(--green-dim); border: 1px solid var(--green-mid);
  border-radius: 50%;
  font-family: var(--mono); font-size: 11px; font-weight: 700;
  color: var(--green);
  display: inline-flex; align-items: center; justify-content: center;
}
.empty-hero ol b { color: var(--text); }
.empty-hero ol code {
  font-family: var(--mono); font-size: 12px;
  background: var(--bg-input); border: 1px solid var(--border);
  padding: 1px 7px; border-radius: 4px;
  color: var(--green);
}

/* ── Modal ───────────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(2,4,8,0.78);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  animation: fadein .15s ease-out;
}
.modal-backdrop[hidden] { display: none; }
@keyframes fadein { from { opacity: 0; } to { opacity: 1; } }

.modal {
  width: 100%; max-width: 520px;
  max-height: 92vh; overflow-y: auto;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  box-shadow: 0 0 0 1px rgba(0,255,65,0.06), 0 30px 70px rgba(0,0,0,0.7);
  display: flex; flex-direction: column;
  animation: slideup .18s ease-out;
}
@keyframes slideup { from { transform: translateY(8px); opacity: 0; } to { transform: none; opacity: 1; } }

.modal > header {
  display: flex; align-items: center; gap: 12px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
}
.modal > header h2 {
  flex: 1;
  font-size: 16px; font-weight: 600;
  color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.modal-body { padding: 18px 22px; }
.modal > footer {
  padding: 14px 22px;
  border-top: 1px solid var(--border);
  display: flex; gap: 10px; justify-content: flex-end;
}

.kv {
  display: flex; justify-content: space-between; align-items: center;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border-soft);
  font-size: 13px;
}
.kv:last-of-type { border-bottom: none; }
.kv > span:first-child { color: var(--text-dim); flex-shrink: 0; }
.kv > span:last-child, .kv > code {
  color: var(--text); text-align: right;
  word-break: break-all; min-width: 0;
}
.kv code { font-family: var(--mono); font-size: 12px; }

.rename-label { margin-top: 18px; }
.rename-row { display: flex; gap: 8px; align-items: center; }
.rename-row input { flex: 1; }

/* ── Mobile ──────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  /* Switch header from desktop's 3-col grid to a flex layout that wraps:
     row-1 = brand + user (avatar + logout); row-2 = nav as horizontal tabs.
     Avoids the desktop columns squeezing the email block off-screen. */
  .app-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
  }
  .app-header .brand { font-size: 12px; order: 1; }
  .app-header .brand .logo { width: 26px; height: 26px; font-size: 13px; }
  .app-header .user { order: 2; margin-left: auto; }
  .app-header .who { display: none; }      /* hide email; avatar still shows */
  .app-nav {
    order: 3; flex-basis: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    gap: 2px; padding-top: 4px;
    border-top: 1px solid var(--border);
  }
  .app-nav a { padding: 6px 10px; font-size: 12px; flex-shrink: 0; }

  .page { padding: 18px 14px 60px; }
  .page-head { gap: 10px; }
  .page-head h1 { font-size: 20px; }

  .device-grid { grid-template-columns: 1fr; gap: 12px; }
  .d-meta { grid-template-columns: 1fr; }   /* stack info rows on narrow card */

  .modal { max-height: 100vh; border-radius: 0; }
  .modal > header { padding: 14px 16px; }
  .modal-body { padding: 14px 16px; }
  .modal > footer { padding: 12px 16px; }
}