/* sun peds ai — shared shell (app + preview) */
:root{
  --purple:#7B2D8E;
  --sky:#36B5E5;
  --yellow:#F5C518;
  --ink:#0E0B14;
  --ink-2:#1A1622;
  --paper:#FAFAFB;
  --muted:#6B7280;
  --line:rgba(15,12,20,.08);
  --line-strong:rgba(15,12,20,.14);
  --green:#22C55E;
  --red:#EF4444;
  --shadow-sm:0 1px 2px rgba(15,12,20,.04), 0 4px 12px rgba(15,12,20,.06);
  --shadow-md:0 8px 24px rgba(15,12,20,.08), 0 2px 6px rgba(15,12,20,.04);
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Satoshi',-apple-system,system-ui,sans-serif;
  color:var(--ink);
  background:var(--paper);
  font-feature-settings:"ss01","cv01";
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:0;background:none}

/* ===== APP SHELL ===== */
.app{
  display:grid;
  grid-template-columns:240px 1fr;
  grid-template-rows:56px 1fr;
  grid-template-areas:"side top" "side main";
  height:100vh;
}
@media (max-width:900px){
  .app{grid-template-columns:1fr;grid-template-rows:56px 1fr;grid-template-areas:"top" "main"}
  .side{display:none}
}

/* TOP BAR */
.top{
  grid-area:top;
  display:flex;align-items:center;gap:14px;
  padding:0 24px;background:#fff;border-bottom:1px solid var(--line);
}
.top .crumbs{font-size:13px;color:var(--muted);font-weight:500}
.top .crumbs strong{color:var(--ink);font-weight:700}
.top .search{
  flex:1;max-width:480px;
  background:var(--paper);border:1px solid var(--line);
  border-radius:8px;padding:7px 12px 7px 32px;font-size:13px;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2.2'><circle cx='11' cy='11' r='7'/><path d='M21 21l-4.3-4.3'/></svg>");
  background-repeat:no-repeat;background-position:10px center;background-size:14px;
}
.top .search:focus{outline:0;border-color:var(--purple);background-color:#fff}
.top .badge-mode{
  font-size:10px;letter-spacing:.1em;text-transform:uppercase;font-weight:800;
  padding:4px 9px;border-radius:99px;
}
.top .badge-mode.live{background:rgba(34,197,94,.12);color:#178C42}
.top .badge-mode.preview{background:rgba(245,197,24,.18);color:#8A6E00}
.top .who{display:flex;align-items:center;gap:10px;margin-left:auto;font-size:13px}
.top .who .av{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--sky));color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}
.top .who .nm{font-weight:700;line-height:1.1}
.top .who .rl{font-size:11px;color:var(--muted)}

/* SIDEBAR */
.side{
  grid-area:side;
  background:#fff;border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  overflow-y:auto;
}
.side-brand{
  padding:14px 18px;display:flex;align-items:center;gap:10px;
  border-bottom:1px solid var(--line);
}
.side-brand img{width:26px;height:26px}
.side-brand .nm{font-weight:800;letter-spacing:-.01em;font-size:15px}
.side-brand .nm span{color:var(--purple)}
.side-nav{flex:1;padding:14px 10px;font-size:13px;display:flex;flex-direction:column;gap:2px}
.side-sec{
  display:flex;align-items:center;justify-content:space-between;
  font-size:10px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);font-weight:700;padding:14px 10px 6px;
  cursor:pointer;user-select:none;
}
.side-sec .caret{font-size:9px;transition:transform .15s}
.side-sec.collapsed .caret{transform:rotate(-90deg)}
.side-group{display:flex;flex-direction:column;gap:2px;overflow:hidden;transition:max-height .25s ease}
.side-group.hidden{max-height:0!important}
.side-item{
  padding:8px 12px;border-radius:7px;
  display:flex;align-items:center;gap:10px;
  color:#2A2331;font-weight:500;
}
.side-item:hover{background:rgba(123,45,142,.06)}
.side-item.active{background:rgba(123,45,142,.12);color:var(--purple);font-weight:700}
.side-item .ic{font-size:15px;width:18px;text-align:center;display:inline-flex;justify-content:center}
.side-item .badge{margin-left:auto;font-size:10px;font-weight:700;color:var(--muted);background:var(--paper);padding:1px 7px;border-radius:99px}
.side-item.active .badge{background:rgba(123,45,142,.15);color:var(--purple)}
.side-item .tag-soon{margin-left:auto;font-size:9px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#8A6E00;background:rgba(245,197,24,.18);padding:2px 6px;border-radius:4px}

.side-foot{
  padding:12px 18px;border-top:1px solid var(--line);
  font-size:11px;color:var(--muted);display:flex;align-items:center;gap:8px;
}
.side-foot .home{color:var(--purple);font-weight:700}

/* MAIN AREA */
.main{
  grid-area:main;
  overflow-y:auto;padding:32px;
}
.main-inner{max-width:1200px;margin:0 auto}
.page-h{margin-bottom:24px}
.page-h .eyebrow{
  display:inline-block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  font-weight:700;color:var(--purple);margin-bottom:6px;
}
.page-h h1{font-size:30px;font-weight:900;letter-spacing:-.02em;line-height:1.1}
.page-h .sub{color:var(--muted);font-size:14px;margin-top:6px}

/* CARDS */
.card{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:24px;box-shadow:var(--shadow-sm);
}
.card+.card{margin-top:18px}
.card-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.card-h h3{font-size:16px;font-weight:800}
.card-h .sub{font-size:12px;color:var(--muted)}

.row{display:grid;gap:18px}
.row.c2{grid-template-columns:1fr 1fr}
.row.c3{grid-template-columns:repeat(3,1fr)}
.row.c4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.row.c2,.row.c3,.row.c4{grid-template-columns:1fr}}

/* KPI */
.kpi{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}
.kpi .v{font-size:26px;font-weight:900;letter-spacing:-.02em}
.kpi .l{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:700;margin-top:2px}
.kpi .d{font-size:11px;font-weight:700;margin-top:5px}
.kpi .d.up{color:var(--green)}
.kpi .d.down{color:var(--red)}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:8px;
  font-weight:600;font-size:13px;
  transition:all .15s ease;border:1px solid transparent;
}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-sm{padding:6px 12px;font-size:12px;border-radius:7px}

/* TABLES */
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{
  text-align:left;padding:10px 12px;font-size:10px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--muted);font-weight:700;
  border-bottom:1px solid var(--line);
}
.tbl th.r,.tbl td.r{text-align:right}
.tbl td{padding:12px;border-bottom:1px solid var(--line)}
.tbl tr:last-child td{border-bottom:0}
.tbl tr:hover td{background:var(--paper)}
.tbl .name{font-weight:700}
.tbl .sub{font-size:11px;color:var(--muted);font-weight:400}

/* PILLS */
.pill{padding:3px 9px;border-radius:6px;font-size:11px;font-weight:700;display:inline-block}
.pill.warn{background:rgba(245,197,24,.18);color:#8A6E00}
.pill.ok{background:rgba(34,197,94,.12);color:#178C42}
.pill.low{background:rgba(239,68,68,.12);color:#B91C1C}
.pill.sky{background:rgba(54,181,229,.14);color:#1A8AB8}
.pill.purple{background:rgba(123,45,142,.12);color:var(--purple)}

/* EMPTY-state for "coming soon" pages */
.empty{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:64px 32px;text-align:center;
}
.empty .glyph{width:64px;height:64px;margin:0 auto 18px;opacity:.85}
.empty h2{font-size:22px;font-weight:800;letter-spacing:-.01em;margin-bottom:8px}
.empty p{color:var(--muted);font-size:14px;max-width:480px;margin:0 auto 18px;line-height:1.55}
.empty .roadmap{
  display:inline-flex;gap:12px;flex-wrap:wrap;justify-content:center;
  padding:14px 18px;background:var(--paper);border-radius:10px;font-size:12px;color:var(--muted);
}
.empty .roadmap strong{color:var(--ink)}

/* TOAST badge for preview mode */
.preview-banner{
  position:fixed;bottom:18px;right:18px;z-index:100;
  background:var(--ink);color:#fff;padding:10px 16px;border-radius:99px;
  font-size:12px;font-weight:600;display:flex;align-items:center;gap:8px;
  box-shadow:0 12px 32px rgba(15,12,20,.3);
}
.preview-banner .dot{width:8px;height:8px;background:var(--yellow);border-radius:50%}

/* DEMO MOCK CHAT (workspace page) */
.ws-grid{display:grid;grid-template-columns:240px 1fr 280px;gap:16px;height:calc(100vh - 56px - 64px)}
@media (max-width:1100px){.ws-grid{grid-template-columns:1fr}.ws-side,.ws-right{display:none}}
.ws-side,.ws-right{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;overflow-y:auto}
.ws-main{background:#fff;border:1px solid var(--line);border-radius:14px;display:flex;flex-direction:column;overflow:hidden}
.ws-head{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}
.ws-head .ti{font-weight:800;font-size:15px}
.ws-head .sub{font-size:12px;color:var(--muted);margin-left:auto}
.ws-body{flex:1;padding:18px;overflow-y:auto;display:flex;flex-direction:column;gap:12px}
.ws-foot{border-top:1px solid var(--line);padding:12px 14px;display:flex;gap:10px}
.ws-foot input{flex:1;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:9px 12px;font-size:13px}
.ws-foot input:focus{outline:0;border-color:var(--purple)}
.ws-side .sec{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;padding:8px 4px}
.ws-side .ch{padding:6px 8px;border-radius:6px;font-size:13px;display:flex;align-items:center;gap:8px;color:#2A2331}
.ws-side .ch:hover{background:var(--paper)}
.ws-side .ch.active{background:rgba(123,45,142,.1);color:var(--purple);font-weight:700}
.ws-side .ch .ic{color:var(--muted);font-weight:400}
.ws-side .ch.active .ic{color:var(--purple)}
.ws-side .ch .unread{margin-left:auto;background:var(--purple);color:#fff;font-size:10px;padding:1px 6px;border-radius:99px;font-weight:700}

.msg{display:flex;gap:10px;max-width:88%}
.msg.me{align-self:flex-end;flex-direction:row-reverse}
.msg .av{flex-shrink:0;width:30px;height:30px;border-radius:50%;background:var(--purple);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:11px}
.msg.ai .av{background:linear-gradient(135deg,var(--purple),var(--sky))}
.msg .bubble{padding:9px 13px;border-radius:13px;font-size:13.5px;line-height:1.45;background:var(--paper);border:1px solid var(--line)}
.msg .who{font-size:11px;color:var(--muted);margin-bottom:3px;font-weight:700}
.msg.me .bubble{background:var(--purple);color:#fff;border-color:transparent}

/* FORM */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:12px;font-weight:700;color:#2A2331}
.field input,.field select,.field textarea{
  background:var(--paper);border:1px solid var(--line);
  border-radius:8px;padding:9px 12px;font-size:13px;font-family:inherit;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--purple);background:#fff}

/* LOGIN (used at /app) */
.login{
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:
    radial-gradient(60% 50% at 80% 10%, rgba(54,181,229,.18), transparent 70%),
    radial-gradient(50% 50% at 12% 95%, rgba(123,45,142,.18), transparent 70%),
    var(--paper);
}
.login-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:0 24px 64px rgba(15,12,20,.12);
  padding:40px;width:100%;max-width:400px;
}
.login-card .logo{display:flex;align-items:center;gap:10px;margin-bottom:24px;font-weight:800;font-size:17px}
.login-card .logo img{width:32px;height:32px}
.login-card .logo span{color:var(--purple)}
.login-card h1{font-size:24px;letter-spacing:-.02em;margin-bottom:6px}
.login-card .sub{font-size:13px;color:var(--muted);margin-bottom:24px}
.login-card .btn{width:100%;justify-content:center;padding:12px}
.login-card .help{font-size:12px;color:var(--muted);margin-top:18px;text-align:center}
.login-card .help a{color:var(--purple);font-weight:700}

/* CHIP / TAG */
.chip{font-size:11px;font-weight:700;padding:3px 8px;border-radius:6px;background:var(--paper);border:1px solid var(--line);display:inline-block}