/* ═══════════════════════════════════════════════════
   GardenNode Dashboard — style.css
   Theme: Professional Dark Green
   ═══════════════════════════════════════════════════ */

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

:root {
  --bg:          #07100d;
  --bg2:         #0d1a14;
  --surface:     rgba(255,255,255,0.035);
  --surface-hov: rgba(255,255,255,0.06);
  --border:      rgba(255,255,255,0.07);
  --border-hov:  rgba(74,222,128,0.25);

  --green:       #4ade80;
  --green-dim:   #22c55e;
  --green-dark:  #166534;
  --green-glow:  rgba(74,222,128,0.18);
  --amber:       #fbbf24;
  --amber-dim:   #f59e0b;
  --red:         #f87171;
  --red-dim:     #ef4444;

  --text:        #e2f0e8;
  --text-muted:  #5a7a65;
  --text-dim:    #8aab95;

  --sidebar-w:   240px;
  --radius:      14px;
  --radius-sm:   8px;
  --transition:  0.22s ease;
}

html { font-size: 16px; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
}

/* ──────────────── SCROLLBAR ──────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--green-dark); border-radius: 3px; }

/* ─────────────────── SIDEBAR ─────────────────── */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 24px 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 20px 28px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green);
  letter-spacing: -0.3px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.brand-icon {
  width: 24px; height: 24px;
  color: var(--green);
  flex-shrink: 0;
}

.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 10px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-dim);
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
  position: relative;
}
.nav-item svg { width: 17px; height: 17px; flex-shrink: 0; }
.nav-item:hover { background: var(--surface); color: var(--text); }
.nav-item.active {
  background: var(--green-glow);
  color: var(--green);
  border: 1px solid rgba(74,222,128,0.15);
}

.badge {
  margin-left: auto;
  background: var(--red-dim);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 99px;
  min-width: 18px;
  text-align: center;
  display: none;
}
.badge.visible { display: inline-block; }

.sidebar-footer {
  padding: 20px 20px 0;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.connection-status {
  display: flex;
  align-items: center;
  gap: 7px;
  font-weight: 500;
  color: var(--text-dim);
}

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
  transition: background 0.4s;
}
.status-dot.connected    { background: var(--green); box-shadow: 0 0 8px var(--green); }
.status-dot.disconnected { background: var(--red); }
.status-dot.demo         { background: var(--amber); }

/* ─────────────────── MAIN ─────────────────── */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 28px 28px 40px;
  min-width: 0;
}

/* ─────────────────── TOPBAR ─────────────────── */
.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.page-title {
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.5px;
}
.page-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.live-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--green-glow);
  border: 1px solid rgba(74,222,128,0.2);
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 5px 12px;
  border-radius: 99px;
}

.live-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 1.6s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.8); }
}

.refresh-btn {
  width: 36px; height: 36px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.refresh-btn svg { width: 16px; height: 16px; }
.refresh-btn:hover { border-color: var(--green); color: var(--green); background: var(--green-glow); }
.refresh-btn.spinning svg { animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ─────────────────── CARDS ─────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: border-color var(--transition);
}
.card:hover { border-color: var(--border-hov); }

.card-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 18px;
}
.card-label svg { width: 14px; height: 14px; }

.card-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 10px;
}

/* ─────────────────── STATS GRID ─────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

/* GAUGE CARD */
.gauge-card { display: flex; flex-direction: column; align-items: center; }
.gauge-wrap { width: 100%; max-width: 200px; }
.gauge-svg { width: 100%; height: auto; }

.gauge-track {
  fill: none;
  stroke: rgba(255,255,255,0.06);
  stroke-width: 14;
  stroke-dasharray: 377 502;
  stroke-linecap: round;
}
.gauge-fill {
  fill: none;
  stroke-width: 14;
  stroke-linecap: round;
  transition: stroke-dasharray 1s cubic-bezier(.4,0,.2,1);
}
.gauge-value {
  fill: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 32px;
  font-weight: 700;
}
.gauge-unit {
  fill: var(--text-muted);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
}
.gauge-state {
  fill: var(--green);
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* TEMP CARD */
.temp-card { display: flex; flex-direction: column; }
.big-value {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -2px;
  color: var(--text);
  line-height: 1;
  margin-top: 8px;
}
.big-unit {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 2px;
  margin-bottom: 14px;
}
.temp-bar-wrap { margin: 8px 0 6px; }
.temp-bar-track {
  height: 4px;
  background: rgba(255,255,255,0.07);
  border-radius: 2px;
  overflow: hidden;
}
.temp-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--green), var(--amber), var(--red));
  border-radius: 2px;
  transition: width 1s ease;
}
.temp-range {
  font-size: 0.68rem;
  color: var(--text-muted);
  display: block;
  margin-top: 5px;
  font-family: 'JetBrains Mono', monospace;
}

/* PUMP CARD */
.pump-card { display: flex; flex-direction: column; align-items: center; text-align: center; }
.pump-indicator {
  position: relative;
  width: 90px; height: 90px;
  display: flex; align-items: center; justify-content: center;
  margin: 10px auto;
}
.pump-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--text-muted);
  transition: border-color 0.4s, box-shadow 0.4s;
}
.pump-card.pump-on  .pump-ring { border-color: var(--green); box-shadow: 0 0 20px var(--green-glow), 0 0 40px var(--green-glow); }
.pump-card.pump-off .pump-ring { border-color: rgba(255,255,255,0.12); box-shadow: none; }
.pump-status-text {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  transition: color 0.4s;
}
.pump-card.pump-on  .pump-status-text { color: var(--green); }
.pump-card.pump-off .pump-status-text { color: var(--text-muted); }

.ctrl-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  gap: 8px;
}
.ctrl-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  white-space: nowrap;
}

/* MODE TOGGLE */
.mode-toggle {
  display: flex;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.mode-btn {
  padding: 4px 10px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.mode-btn.active {
  background: var(--green-dark);
  color: var(--green);
}
.mode-btn:not(.active):hover { color: var(--text); }

/* MANUAL FORCE BUTTONS */
.manual-controls {
  display: none;
  gap: 8px;
  margin-top: 10px;
}
.manual-controls.visible { display: flex; }
.pump-action-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 7px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  background: transparent;
}
.pump-action-btn svg { width: 13px; height: 13px; flex-shrink: 0; }
.pump-action-on  { color: var(--green); border-color: rgba(74,222,128,0.25); }
.pump-action-on:hover  { background: rgba(74,222,128,0.12); border-color: var(--green); }
.pump-action-off { color: var(--red); border-color: rgba(248,113,113,0.25); }
.pump-action-off:hover { background: rgba(248,113,113,0.1); border-color: var(--red); }

/* Active state styling for force buttons */
.pump-action-on.active-btn  { background: rgba(74,222,128,0.18); border-color: var(--green); }
.pump-action-off.active-btn { background: rgba(248,113,113,0.15); border-color: var(--red); }

/* THRESHOLD STEPPER */
.thresh-row { margin-top: 10px; }
.thresh-ctrl {
  display: flex;
  align-items: center;
  gap: 6px;
}
.thresh-btn {
  width: 26px; height: 26px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text-dim);
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
}
.thresh-btn svg { width: 13px; height: 13px; }
.thresh-btn:hover { border-color: var(--green); color: var(--green); background: var(--green-glow); }
.thresh-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--amber);
  min-width: 36px;
  text-align: center;
}

/* PACKETS CARD */
.packets-card { display: flex; flex-direction: column; }
.mini-stats {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.mini-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.mini-label { font-size: 0.75rem; color: var(--text-muted); }
.mono {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--green);
}

/* ─────────────────── CHART CARD ─────────────────── */
.chart-card {}
.chart-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
  flex-wrap: wrap;
}
.chart-sub { font-size: 0.75rem; color: var(--text-muted); }
.chart-legend { display: flex; gap: 16px; align-items: center; }
.legend-item {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
}
.legend-item.green { color: var(--green-dim); }
.legend-item.amber { color: var(--amber-dim); }
.chart-wrap { position: relative; height: 240px; }

/* ─────────────────── TABLE CARD ─────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.82rem; }
thead tr { border-bottom: 1px solid var(--border); }
th {
  text-align: left;
  padding: 8px 12px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
td {
  padding: 11px 12px;
  color: var(--text-dim);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
}
tbody tr:hover td { background: var(--surface-hov); color: var(--text); }
.empty-row { text-align: center; color: var(--text-muted); padding: 32px; font-family: 'Inter', sans-serif; }
.pill {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 99px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.pill-on  { background: rgba(74,222,128,0.12); color: var(--green);  border: 1px solid rgba(74,222,128,0.25); }
.pill-off { background: rgba(255,255,255,0.05); color: var(--text-muted); border: 1px solid var(--border); }

/* ─────────────────── MODAL ─────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  z-index: 9000;
  opacity: 1;
  transition: opacity 0.3s;
  pointer-events: all;
}
.modal-overlay.hidden { opacity: 0; pointer-events: none; display: none; }
.modal { position: relative; z-index: 9001; pointer-events: all; }

.modal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  position: relative;
  z-index: 9001;
}

.modal-icon {
  width: 48px; height: 48px;
  background: var(--green-glow);
  border: 1px solid rgba(74,222,128,0.2);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  color: var(--green);
}
.modal-icon svg { width: 22px; height: 22px; }

.modal h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}
.modal p {
  font-size: 0.83rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.5;
}

.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.form-group input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 0.85rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text);
  outline: none;
  transition: border-color var(--transition);
}
.form-group input:focus { border-color: var(--green); }
.form-group input::placeholder { color: var(--text-muted); }

.modal-btn {
  width: 100%;
  padding: 11px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  margin-top: 8px;
  background: var(--green-dim);
  color: #07100d;
}
.modal-btn:hover { background: var(--green); }
.modal-btn.secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.modal-btn.secondary:hover { border-color: var(--amber); color: var(--amber); background: rgba(251,191,36,0.07); }

/* ─────────────────── RESPONSIVE ─────────────────── */
@media (max-width: 1200px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .sidebar { display: none; }
  .stats-grid { grid-template-columns: 1fr; }
  .main { padding: 18px; }
}