/* ═══════════════════════════════════════════════════════════════
   Dualmicro Agriculture — Global Stylesheet
   ═══════════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@300;400;500&family=Syne:wght@400;500;600;700;800&display=swap');

/* ── TOKENS ─────────────────────────────────────────────────── */
:root {
  --bg:      #0e1117; --bg2: #161b24; --bg3: #1e2535; --bg4: #242d40;
  --border:  rgba(255,255,255,0.07);
  --border2: rgba(255,255,255,0.12);
  --border3: rgba(255,255,255,0.18);
  --text:    #e8eaf0; --text2: #8a90a0; --text3: #565e72; --text4: #3a4155;
  --accent:  #4ade80; --accent2: #22d3ee; --accent3: #f59e0b;
  --accent4: #f87171; --accent5: #a78bfa; --accent6: #fb923c;
  --red: #ef4444; --yellow: #eab308; --green: #22c55e; --blue: #3b82f6;
  --sidebar-w: 220px;
  --topbar-h:  56px;
  --radius-sm: 6px; --radius: 10px; --radius-lg: 14px; --radius-xl: 18px;
  --shadow: 0 2px 12px rgba(0,0,0,.4);
}
[data-theme="light"] {
  --bg:  #f0f2f5; --bg2: #ffffff; --bg3: #e8eaed; --bg4: #dde0e6;
  --border:  rgba(0,0,0,0.07);
  --border2: rgba(0,0,0,0.12);
  --border3: rgba(0,0,0,0.18);
  --text:  #111827; --text2: #4b5563; --text3: #9ca3af; --text4: #d1d5db;
  --accent:  #16a34a; --accent2: #0891b2; --accent3: #d97706;
  --accent4: #dc2626; --accent5: #7c3aed; --accent6: #ea580c;
  --shadow: 0 2px 12px rgba(0,0,0,.1);
}

/* ── RESET ───────────────────────────────────────────────────── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { font-size:14px; height:100%; }
body { font-family:'Syne',sans-serif; background:var(--bg); color:var(--text);
       min-height:100vh; transition:background .25s,color .25s; overflow-x:hidden; }
a { text-decoration:none; color:inherit; }
button { font-family:inherit; cursor:pointer; border:none; background:none; }
input, select, textarea { font-family:inherit; }

/* ── TYPOGRAPHY ──────────────────────────────────────────────── */
.mono   { font-family:'DM Mono',monospace; }
.t-xs   { font-size:10px; }
.t-sm   { font-size:11px; }
.t-base { font-size:13px; }
.t-lg   { font-size:15px; }
.t-xl   { font-size:18px; }
.t-2xl  { font-size:22px; }
.fw-5   { font-weight:500; }
.fw-6   { font-weight:600; }
.fw-7   { font-weight:700; }
.fw-8   { font-weight:800; }
.ls-wide { letter-spacing:.08em; }
.ls-wider { letter-spacing:.12em; }
.c-1    { color:var(--text); }
.c-2    { color:var(--text2); }
.c-3    { color:var(--text3); }
.c-accent  { color:var(--accent); }
.c-accent2 { color:var(--accent2); }
.c-accent3 { color:var(--accent3); }
.c-accent4 { color:var(--accent4); }
.c-accent5 { color:var(--accent5); }
.c-green   { color:var(--green); }
.c-red     { color:var(--red); }
.c-yellow  { color:var(--yellow); }

/* ── LAYOUT ──────────────────────────────────────────────────── */
.sidebar {
  position:fixed; left:0; top:0; bottom:0; width:var(--sidebar-w);
  background:var(--bg2); border-right:1px solid var(--border);
  display:flex; flex-direction:column; z-index:200; transition:background .25s;
}
.logo { padding:22px 20px 18px; border-bottom:1px solid var(--border); }
.logo-mark { font-size:10px; font-weight:700; letter-spacing:.16em;
  color:var(--accent); text-transform:uppercase; font-family:'DM Mono',monospace; }
.logo-name { font-size:17px; font-weight:800; letter-spacing:-.025em; margin-top:1px; }
.logo-sub  { font-size:10px; color:var(--text3); font-family:'DM Mono',monospace; margin-top:2px; }

nav { flex:1; padding:12px 0; overflow-y:auto; }
nav::-webkit-scrollbar { width:3px; }
nav::-webkit-scrollbar-thumb { background:var(--border2); border-radius:2px; }
.nav-section { font-size:9px; font-weight:600; letter-spacing:.13em; color:var(--text3);
  text-transform:uppercase; padding:10px 20px 4px; font-family:'DM Mono',monospace; }
.nav-item { display:flex; align-items:center; gap:10px; padding:8px 20px;
  cursor:pointer; font-size:13px; font-weight:500; color:var(--text2);
  transition:all .15s; border-left:2px solid transparent; user-select:none; }
.nav-item:hover { color:var(--text); background:rgba(255,255,255,.03); }
.nav-item.active { color:var(--text); border-left-color:var(--accent);
  background:rgba(74,222,128,.06); }
.nav-dot { width:6px; height:6px; border-radius:50%; background:currentColor;
  opacity:.35; flex-shrink:0; transition:opacity .15s; }
.nav-item.active .nav-dot { opacity:1; background:var(--accent); }
.nav-item .nav-icon { font-size:13px; width:16px; text-align:center; flex-shrink:0; }
.nav-badge { margin-left:auto; font-size:10px; font-family:'DM Mono',monospace;
  background:rgba(239,68,68,.15); color:var(--accent4);
  padding:1px 6px; border-radius:10px; }

.sidebar-bottom { padding:14px 20px; border-top:1px solid var(--border);
  display:flex; align-items:center; justify-content:space-between; }
.theme-toggle { display:flex; align-items:center; gap:8px; cursor:pointer;
  font-size:11px; color:var(--text3); font-family:'DM Mono',monospace; }
.toggle-pill { width:30px; height:17px; background:var(--bg3); border-radius:9px;
  position:relative; border:1px solid var(--border2); }
.toggle-thumb { position:absolute; top:2px; left:2px; width:11px; height:11px;
  border-radius:50%; background:var(--text3); transition:all .2s; }
[data-theme="light"] .toggle-thumb { left:15px; background:var(--accent3); }
.conn-status { display:flex; align-items:center; gap:5px;
  font-size:10px; font-family:'DM Mono',monospace; color:var(--text3); }
.conn-dot { width:7px; height:7px; border-radius:50%; background:var(--green);
  box-shadow:0 0 5px var(--green); animation:pulse 2s infinite; }
.conn-dot.offline { background:var(--red); box-shadow:0 0 5px var(--red); }

.main { margin-left:var(--sidebar-w); min-height:100vh; }
.topbar { position:sticky; top:0; z-index:100; height:var(--topbar-h);
  padding:0 24px; display:flex; align-items:center; justify-content:space-between;
  background:var(--bg); border-bottom:1px solid var(--border);
  backdrop-filter:blur(10px); transition:background .25s; }
.topbar-left { display:flex; align-items:center; gap:10px; }
.topbar-breadcrumb { font-size:11px; color:var(--text3); font-family:'DM Mono',monospace; }
.topbar-title { font-size:15px; font-weight:700; letter-spacing:-.01em; }
.topbar-right { display:flex; align-items:center; gap:10px; }
.topbar-clock { font-family:'DM Mono',monospace; font-size:12px; color:var(--text3); }
.topbar-btn { width:32px; height:32px; border-radius:var(--radius-sm);
  background:var(--bg2); border:1px solid var(--border2);
  display:flex; align-items:center; justify-content:center;
  cursor:pointer; font-size:13px; transition:all .15s; position:relative; }
.topbar-btn:hover { border-color:var(--border3); }
.topbar-btn .badge { position:absolute; top:5px; right:5px;
  width:6px; height:6px; border-radius:50%; background:var(--accent4); }
.page-content { padding:22px 24px; }

/* ── COMPONENTS ──────────────────────────────────────────────── */
/* Cards */
.card { background:var(--bg2); border:1px solid var(--border);
  border-radius:var(--radius-lg); overflow:hidden;
  transition:background .25s, border-color .15s; }
.card:hover { border-color:var(--border2); }
.card-header { padding:14px 18px 0;
  display:flex; align-items:center; justify-content:space-between; }
.card-title { font-size:11px; font-weight:700; letter-spacing:.07em;
  text-transform:uppercase; color:var(--text2); font-family:'DM Mono',monospace; }
.card-body { padding:14px 18px 18px; }
.card-footer { padding:10px 18px 14px; border-top:1px solid var(--border); }

/* Stat cards */
.stat-card { background:var(--bg2); border:1px solid var(--border);
  border-radius:var(--radius-lg); padding:16px 18px;
  display:flex; align-items:flex-start; justify-content:space-between;
  transition:border-color .2s,background .25s; position:relative; overflow:hidden; }
.stat-card::before { content:''; position:absolute; left:0; top:0; bottom:0;
  width:3px; background:var(--card-accent,var(--accent)); }
.stat-label { font-size:10px; font-weight:600; letter-spacing:.08em; color:var(--text3);
  text-transform:uppercase; font-family:'DM Mono',monospace; margin-bottom:5px; }
.stat-value { font-size:28px; font-weight:800; letter-spacing:-.03em; line-height:1; }
.stat-unit  { font-size:12px; font-weight:400; color:var(--text3); margin-left:2px; }
.stat-delta { font-size:10px; font-family:'DM Mono',monospace;
  color:var(--green); margin-top:4px; }
.stat-delta.neg { color:var(--accent4); }
.stat-icon  { width:36px; height:36px; border-radius:var(--radius-sm);
  display:flex; align-items:center; justify-content:center; font-size:16px;
  background:color-mix(in srgb,var(--card-accent,var(--accent)) 12%,transparent); }

/* Buttons */
.btn { display:inline-flex; align-items:center; gap:6px; padding:7px 14px;
  border-radius:var(--radius-sm); font-size:12px; font-weight:600;
  cursor:pointer; transition:all .15s; border:1px solid transparent; font-family:inherit; }
.btn-primary { background:var(--accent); color:#0a1a0e; }
.btn-primary:hover { opacity:.9; }
.btn-secondary { background:var(--bg3); border-color:var(--border2); color:var(--text2); }
.btn-secondary:hover { border-color:var(--border3); color:var(--text); }
.btn-danger { background:rgba(239,68,68,.12); border-color:rgba(239,68,68,.3); color:var(--red); }
.btn-danger:hover { background:rgba(239,68,68,.2); }
.btn-sm { padding:4px 10px; font-size:11px; }
.btn-icon { padding:6px; min-width:28px; justify-content:center; }

/* Pills / badges */
.pill { display:inline-flex; align-items:center; gap:4px;
  font-size:10px; font-family:'DM Mono',monospace;
  padding:2px 8px; border-radius:10px; }
.pill-dot { width:5px; height:5px; border-radius:50%; background:currentColor; }
.pill-online  { background:rgba(34,197,94,.12);  color:var(--green); }
.pill-offline { background:rgba(239,68,68,.12);  color:var(--red); }
.pill-warning { background:rgba(234,179,8,.12);  color:var(--yellow); }
.pill-info    { background:rgba(34,211,238,.12); color:var(--accent2); }
.pill-purple  { background:rgba(167,139,250,.12);color:var(--accent5); }

/* Tables */
.data-table { width:100%; border-collapse:collapse; }
.data-table th { font-size:9px; font-weight:600; letter-spacing:.1em; color:var(--text3);
  text-transform:uppercase; font-family:'DM Mono',monospace;
  padding:8px 12px; text-align:left; border-bottom:1px solid var(--border); }
.data-table td { padding:10px 12px; border-bottom:1px solid var(--border);
  font-size:12px; color:var(--text2); }
.data-table tr:last-child td { border-bottom:none; }
.data-table tr:hover td { background:rgba(255,255,255,.02); }
.data-table td.bold { color:var(--text); font-weight:600; }
.data-table td.mono { font-family:'DM Mono',monospace; font-size:11px; }

/* Form elements */
.form-group { margin-bottom:14px; }
.form-label { display:block; font-size:10px; font-weight:600; letter-spacing:.08em;
  color:var(--text3); text-transform:uppercase; font-family:'DM Mono',monospace; margin-bottom:5px; }
.form-input { width:100%; padding:8px 12px; background:var(--bg3);
  border:1px solid var(--border2); border-radius:var(--radius-sm);
  color:var(--text); font-size:13px; transition:border-color .15s; font-family:inherit; }
.form-input:focus { outline:none; border-color:var(--accent2); }
.form-select { appearance:none; cursor:pointer; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:12px; }

/* Toggle switch */
.toggle-switch { width:36px; height:20px; border-radius:10px;
  background:var(--bg3); border:1px solid var(--border2);
  position:relative; cursor:pointer; transition:background .2s; flex-shrink:0; }
.toggle-switch.on { background:var(--accent); border-color:var(--accent); }
.toggle-switch-thumb { position:absolute; top:2px; left:2px; width:14px; height:14px;
  border-radius:50%; background:var(--text3); transition:all .2s; }
.toggle-switch.on .toggle-switch-thumb { left:18px; background:#fff; }

/* Device navigator */
.dev-nav { display:flex; align-items:center; gap:5px; }
.dev-nav-btn { width:20px; height:20px; border-radius:4px; background:var(--bg3);
  border:1px solid var(--border2); color:var(--text3); font-size:12px;
  cursor:pointer; display:flex; align-items:center; justify-content:center; transition:all .15s; }
.dev-nav-btn:hover { border-color:var(--accent2); color:var(--accent2); }
.dev-nav-label { font-size:10px; font-family:'DM Mono',monospace; color:var(--text3); min-width:28px; text-align:center; }

/* Grid layouts */
.grid-2  { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; }
.grid-3  { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.grid-4  { display:grid; grid-template-columns:repeat(4,1fr); gap:14px; }
.grid-12 { display:grid; grid-template-columns:1fr 2fr; gap:16px; }
.grid-21 { display:grid; grid-template-columns:2fr 1fr; gap:16px; }
.gap-12  { gap:12px; }
.mb-16   { margin-bottom:16px; }
.mb-20   { margin-bottom:20px; }

/* Section header */
.section-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:14px; }
.section-title  { font-size:13px; font-weight:700; letter-spacing:-.01em; }
.section-sub    { font-size:11px; color:var(--text3); font-family:'DM Mono',monospace; margin-top:1px; }

/* Divider */
.divider { height:1px; background:var(--border); margin:14px 0; }

/* Row item */
.row-item { display:flex; align-items:center; justify-content:space-between;
  padding:9px 0; border-bottom:1px solid var(--border); }
.row-item:last-child { border-bottom:none; }
.row-key { font-size:11px; color:var(--text3); font-family:'DM Mono',monospace; }
.row-val { font-size:13px; font-weight:700; font-family:'DM Mono',monospace; }

/* Animations */
@keyframes fadeUp { from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:none} }
@keyframes pulse  { 0%,100%{opacity:1} 50%{opacity:.5} }
@keyframes flow   { from{transform:translateX(-100%)} to{transform:translateX(200%)} }
.animate-in { animation:fadeUp .3s ease both; }