/* ============================================================
   NOVA AI — Dashboard Styles (Phase 1)
   Dark mode · Purple/Blue neon · Mobile-first
   ============================================================ */
:root{
  --bg:#070b16;
  --bg2:#0b1224;
  --card:#111a2e;
  --card2:#0d1526;
  --border:#22304e;
  --border-soft:#1a2742;
  --text:#eef2ff;
  --muted:#9aa7c2;
  --muted2:#6b7a99;
  --purple:#8b5cf6;
  --violet:#a78bfa;
  --blue:#3b82f6;
  --cyan:#38bdf8;
  --green:#22c55e;
  --amber:#f59e0b;
  --red:#ef4444;
  --glow:0 0 28px rgba(139,92,246,.35);
  --glow-soft:0 0 14px rgba(139,92,246,.22);
  --radius:18px;
  --radius-sm:12px;
}
[data-accent="blue"]{
  --purple:#3b82f6;
  --violet:#60a5fa;
  --glow:0 0 28px rgba(59,130,246,.35);
  --glow-soft:0 0 14px rgba(59,130,246,.22);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 520px at 85% -10%, rgba(139,92,246,.28), transparent 60%),
    radial-gradient(900px 480px at -10% 18%, rgba(59,130,246,.22), transparent 60%),
    var(--bg);
  color:var(--text);
  font-family:'Hind Siliguri','Inter',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  line-height:1.6;
  padding-bottom:84px;
}
a{color:var(--cyan);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.3;margin:0}
p{margin:0}
button{font-family:inherit;cursor:pointer}
input,select{font-family:inherit}
.wrap{max-width:1024px;margin:0 auto;padding:0 16px}

/* ---------- Header ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(7,11,22,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border-soft);
}
.header-in{display:flex;align-items:center;gap:10px;padding:12px 16px;max-width:1024px;margin:0 auto;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;min-width:0}
.logo-mark{
  width:42px;height:42px;border-radius:12px;flex:none;
  display:grid;place-items:center;font-size:22px;
  background:linear-gradient(135deg,var(--purple),var(--blue));
  box-shadow:var(--glow);
}
.logo-name{font-size:21px;font-weight:800;letter-spacing:.5px;line-height:1.1}
.logo-name span{background:linear-gradient(90deg,var(--violet),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.logo-tag{font-size:10px;letter-spacing:2px;color:var(--muted);text-transform:uppercase}
.header-sp{flex:1}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;color:var(--green);
  background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.35);
  padding:6px 10px;border-radius:999px;white-space:nowrap;
}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 8px var(--green)}
.clock{font-size:12px;color:var(--muted);white-space:nowrap}
.lang-toggle{display:flex;border:1px solid var(--border);border-radius:999px;overflow:hidden}
.lang-toggle button{
  border:0;background:transparent;color:var(--muted);
  padding:7px 12px;font-size:13px;font-weight:700;
}
.lang-toggle button.on{background:linear-gradient(135deg,var(--purple),var(--blue));color:#fff}
.icon-btn{
  border:1px solid var(--border);background:var(--card);color:var(--text);
  width:38px;height:38px;border-radius:12px;font-size:17px;
}

/* ---------- Hero ---------- */
.hero{
  margin-top:18px;
  background:linear-gradient(135deg,rgba(139,92,246,.32),rgba(16,46,85,.55));
  border:1px solid rgba(139,92,246,.4);
  border-radius:var(--radius);
  padding:24px 20px;
  box-shadow:var(--glow-soft);
}
.hero h1{font-size:26px}
.hero h1 span{background:linear-gradient(90deg,var(--violet),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:#d0d4e8;margin-top:8px;font-size:14px;max-width:640px}
.hero-actions{display:flex;gap:10px;margin-top:16px;flex-wrap:wrap}
.btn{
  border:0;border-radius:12px;padding:12px 18px;font-weight:800;font-size:14px;
  background:linear-gradient(135deg,var(--purple),var(--blue));color:#fff;
  box-shadow:var(--glow-soft);
}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:var(--card);color:var(--text);border:1px solid var(--border);box-shadow:none}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}
.stat{background:rgba(7,11,22,.55);border:1px solid var(--border-soft);border-radius:var(--radius-sm);padding:12px 8px;text-align:center}
.stat b{display:block;font-size:22px;line-height:1.1}
.stat span{font-size:11px;color:var(--muted)}

/* ---------- Sections ---------- */
section.block{margin-top:28px}
.sec-head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:4px}
.sec-head h2{font-size:20px}
.sec-head .phase-tag{margin-left:auto}
.sec-sub{color:var(--muted);font-size:13px;margin-bottom:14px}

/* ---------- Agent grid ---------- */
.grid{display:grid;grid-template-columns:1fr;gap:12px}
.card{
  background:linear-gradient(180deg,var(--card),var(--card2));
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:18px;
}
.card:hover{border-color:rgba(167,139,250,.55);box-shadow:var(--glow-soft)}
.card-top{display:flex;align-items:flex-start;gap:12px}
.card-emoji{
  width:48px;height:48px;flex:none;border-radius:14px;font-size:26px;
  display:grid;place-items:center;
  background:rgba(139,92,246,.16);border:1px solid rgba(139,92,246,.35);
}
.card h3{font-size:16px}
.card .desc{color:var(--muted);font-size:13px;margin-top:6px;min-height:40px}
.card-foot{display:flex;align-items:center;gap:8px;margin-top:14px;flex-wrap:wrap}
.status-badge{font-size:11px;font-weight:800;padding:5px 10px;border-radius:999px;letter-spacing:.4px}
.status-badge.demo{color:var(--amber);background:rgba(245,158,11,.13);border:1px solid rgba(245,158,11,.4)}
.status-badge.active{color:var(--green);background:rgba(34,197,94,.13);border:1px solid rgba(34,197,94,.4)}
.status-badge.off{color:var(--muted);background:rgba(154,167,194,.1);border:1px solid var(--border)}
.phase-tag{font-size:11px;color:var(--violet);background:rgba(139,92,246,.12);border:1px solid rgba(139,92,246,.35);padding:4px 9px;border-radius:999px;font-weight:700}
.card-foot .btn{margin-left:auto;padding:9px 14px;font-size:13px}
.card-foot .btn.off{background:var(--card);border:1px solid var(--border);color:var(--text);box-shadow:none}

/* ---------- Chat ---------- */
.chat-box{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.demo-badge{font-size:11px;font-weight:800;color:var(--amber);background:rgba(245,158,11,.13);border:1px solid rgba(245,158,11,.4);padding:4px 9px;border-radius:999px}
.demo-badge.live{color:#4ade80;background:rgba(34,197,94,.13);border-color:rgba(34,197,94,.45)}
#messages{min-height:120px;max-height:340px;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding:6px 2px}
.msg{max-width:88%;padding:11px 14px;border-radius:14px;font-size:14px;line-height:1.55;white-space:pre-wrap;word-break:break-word}
.msg.bot{align-self:flex-start;background:var(--card2);border:1px solid var(--border);border-bottom-left-radius:4px}
.msg.user{align-self:flex-end;background:linear-gradient(135deg,var(--purple),var(--blue));border-bottom-right-radius:4px}
.msg.typing{color:var(--muted);font-style:italic}
.chat-input{display:flex;gap:8px;margin-top:12px}
.chat-input input{
  flex:1;min-width:0;padding:13px 14px;border-radius:12px;
  border:1px solid var(--border);background:var(--bg2);color:var(--text);font-size:14px;outline:none;
}
.chat-input input:focus{border-color:var(--purple);box-shadow:var(--glow-soft)}
.chat-hint{font-size:11px;color:var(--muted2);margin-top:10px}

/* ---------- VPN ---------- */
.vpn-note{
  background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.35);
  color:#c9ecff;border-radius:var(--radius-sm);padding:12px 14px;font-size:13px;margin-bottom:14px;
}
.vpn-note b{color:#fff}
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:16px}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:520px}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border-soft)}
th{background:var(--card2);color:var(--violet);font-size:12px;letter-spacing:.4px;text-transform:uppercase}
tr:last-child td{border-bottom:0}
td code,code.inline{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;
  background:var(--bg2);border:1px solid var(--border-soft);
  padding:2px 7px;border-radius:7px;color:#dbeafe;word-break:break-all;
}
.copy-btn{
  border:1px solid var(--border);background:var(--card);color:var(--text);
  border-radius:8px;padding:5px 10px;font-size:12px;font-weight:700;white-space:nowrap;
}
.copy-btn:hover{border-color:var(--purple)}
.load-bar{height:6px;border-radius:99px;background:var(--bg2);overflow:hidden;min-width:70px}
.load-bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--green),var(--amber))}
.guide{counter-reset:step;display:grid;gap:10px;margin-top:6px}
.guide div{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:12px 14px 12px 46px;position:relative;font-size:13px;color:var(--muted);
}
.guide div::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:12px;top:12px;width:24px;height:24px;border-radius:50%;
  display:grid;place-items:center;font-size:12px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,var(--purple),var(--blue));
}
.guide div b{color:var(--text)}

/* ---------- Settings ---------- */
.set-row{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:14px;margin-bottom:10px;
}
.set-row .lbl{flex:1;min-width:180px}
.set-row .lbl b{display:block;font-size:14px}
.set-row .lbl span{font-size:12px;color:var(--muted)}
.set-row input[type="password"],.set-row input[type="text"]{
  flex:1;min-width:200px;padding:11px 12px;border-radius:10px;
  border:1px solid var(--border);background:var(--bg2);color:var(--text);font-size:13px;outline:none;
}
.swatch{
  width:40px;height:40px;border-radius:12px;border:2px solid transparent;cursor:pointer;
}
.swatch.purple{background:linear-gradient(135deg,#8b5cf6,#3b82f6)}
.swatch.blue{background:linear-gradient(135deg,#3b82f6,#38bdf8)}
.swatch.on{border-color:#fff;box-shadow:var(--glow-soft)}
.danger{border-color:rgba(239,68,68,.5)}
.btn.danger-btn{background:rgba(239,68,68,.14);border:1px solid rgba(239,68,68,.5);color:#fca5a5;box-shadow:none}
.small-note{font-size:12px;color:var(--muted);margin-top:8px}
.small-note b{color:var(--amber)}

/* ---------- Footer / bottom nav ---------- */
footer.site{text-align:center;color:var(--muted2);font-size:12px;margin:34px 0 10px;line-height:1.9}
footer.site b{color:var(--muted)}
.bottom-nav{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  background:rgba(11,18,36,.94);backdrop-filter:blur(12px);
  border-top:1px solid var(--border-soft);
  display:flex;justify-content:space-around;padding:6px 4px calc(8px + env(safe-area-inset-bottom));
}
.bottom-nav a{
  color:var(--muted);font-size:11px;font-weight:700;text-align:center;
  padding:6px 10px;border-radius:10px;text-decoration:none;flex:1;
}
.bottom-nav a span{display:block;font-size:19px;line-height:1.2}
.bottom-nav a.on{color:var(--violet);background:rgba(139,92,246,.13)}

/* ---------- Android agent (Phase 6) ---------- */
.install-banner{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  background:linear-gradient(135deg,rgba(139,92,246,.25),rgba(59,130,246,.18));
  border:1px solid rgba(139,92,246,.5);
  border-radius:var(--radius-sm);
  padding:12px 14px;margin-top:16px;font-size:13px;
}
.install-banner[hidden]{display:none}
.install-banner span{flex:1;min-width:180px}
.install-banner .btn{padding:9px 14px;font-size:13px}
.install-banner .icon-btn{width:32px;height:32px;font-size:13px}
.mic-btn{flex:none;width:48px}
.mic-btn.listening{background:rgba(239,68,68,.2);border-color:var(--red);color:#fca5a5}
.android-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.android-actions .btn{padding:11px 16px;font-size:13px;text-decoration:none}
.android-actions .btn:hover{text-decoration:none}

/* ---------- Responsive ---------- */
@media(min-width:600px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:30px}
}
@media(min-width:900px){
  .grid{grid-template-columns:repeat(3,1fr)}
  body{padding-bottom:40px}
  .bottom-nav{display:none}
  .hero{padding:30px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
}