/* ============================================
   PULSE OS — Design System v1
   Dark premium editorial. Tokens + componentes.
   ============================================ */
:root {
  --bg: #0a0a12; --bg-2: #10101c; --bg-3: #171728;
  --surface: #14141f; --surface-2: #1b1b2c;
  --border: #26263c; --border-hi: #3a3a58;
  --text: #eceaf6; --text-2: #a4a0c0; --text-3: #6b6788;
  --accent: #7c5cff; --accent-2: #9d85ff;
  --green: #00d4a6; --red: #ff5c7a; --amber: #f5c542;
  --blue: #4aa8ff; --pink: #e879c8; --orange: #ff7a59;
  --radius: 14px; --radius-sm: 9px;
  --font-display: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --shadow: 0 8px 32px rgba(0,0,0,.45);
  --sidebar-w: 236px;
}
[data-theme="light"] {
  --bg: #f4f4f9; --bg-2: #ffffff; --bg-3: #ebebf3;
  --surface: #ffffff; --surface-2: #f6f6fb;
  --border: #e2e2ee; --border-hi: #c9c9dd;
  --text: #17172a; --text-2: #55516e; --text-3: #8b87a5;
  --shadow: 0 8px 24px rgba(30,30,60,.10);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--text); font-family: var(--font-body); font-size: 14px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
h1,h2,h3,h4 { font-family: var(--font-display); letter-spacing: -0.02em; }
a { color: var(--accent-2); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: var(--border-hi); border-radius: 8px; }
::-webkit-scrollbar-track { background: transparent; }

/* Boot */
.boot-screen { display:flex; flex-direction:column; align-items:center; justify-content:center; height:100vh; gap:14px; }
.boot-logo { font-family:var(--font-display); font-size:30px; font-weight:800; display:flex; align-items:center; gap:12px; }
.boot-sub { color:var(--text-3); font-size:13px; }
.pulse-dot { width:14px; height:14px; border-radius:50%; background:var(--accent); animation:pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 0%,100%{transform:scale(1);opacity:1} 50%{transform:scale(1.5);opacity:.5} }

/* Layout */
.shell { display:flex; min-height:100vh; }
.sidebar { width:var(--sidebar-w); background:var(--bg-2); border-right:1px solid var(--border); position:fixed; top:0; bottom:0; left:0; z-index:40; display:flex; flex-direction:column; transition:transform .25s ease; }
.sb-logo { padding:20px 20px 14px; font-family:var(--font-display); font-weight:800; font-size:19px; display:flex; align-items:center; gap:10px; }
.sb-logo .pulse-dot { width:10px; height:10px; }
.sb-org { padding:0 20px 14px; font-size:12px; color:var(--text-3); border-bottom:1px solid var(--border); }
.sb-nav { flex:1; overflow-y:auto; padding:10px 10px 20px; }
.sb-section { font-size:10px; text-transform:uppercase; letter-spacing:.12em; color:var(--text-3); padding:14px 12px 6px; }
.sb-item { display:flex; align-items:center; gap:11px; padding:8px 12px; border-radius:var(--radius-sm); color:var(--text-2); font-size:13.5px; font-weight:500; margin-bottom:1px; transition:all .15s; border:1px solid transparent; cursor:pointer; }
.sb-item:hover { background:var(--surface-2); color:var(--text); }
.sb-item.active { background:linear-gradient(90deg, rgba(124,92,255,.16), transparent); color:var(--accent-2); border-color:rgba(124,92,255,.25); }
.sb-item i { width:17px; text-align:center; font-size:13px; }
.sb-item .badge { margin-left:auto; }
.sb-user { padding:14px 16px; border-top:1px solid var(--border); display:flex; align-items:center; gap:10px; font-size:13px; }
.main { flex:1; margin-left:var(--sidebar-w); min-width:0; }
.topbar { position:sticky; top:0; z-index:30; background:rgba(10,10,18,.82); backdrop-filter:blur(14px); border-bottom:1px solid var(--border); padding:12px 26px; display:flex; align-items:center; gap:14px; }
[data-theme="light"] .topbar { background:rgba(244,244,249,.85); }
.topbar h1 { font-size:17px; font-weight:700; }
.topbar .spacer { flex:1; }
.content { padding:24px 26px 80px; max-width:1480px; }

/* Components */
.card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:18px; }
.card:hover { border-color:var(--border-hi); }
.card-title { font-size:12px; text-transform:uppercase; letter-spacing:.1em; color:var(--text-3); font-weight:600; margin-bottom:10px; display:flex; align-items:center; gap:8px; }
.grid { display:grid; gap:16px; }
.g2 { grid-template-columns:repeat(2,1fr); } .g3 { grid-template-columns:repeat(3,1fr); } .g4 { grid-template-columns:repeat(4,1fr); }
@media (max-width:1100px){ .g4{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(2,1fr)} }
@media (max-width:640px){ .g4,.g3,.g2{grid-template-columns:1fr} }
.kpi-value { font-family:var(--font-display); font-size:26px; font-weight:700; }
.kpi-delta { font-size:12px; font-weight:600; display:inline-flex; align-items:center; gap:4px; margin-top:2px; }
.kpi-delta.up { color:var(--green); } .kpi-delta.down { color:var(--red); }
.kpi-sub { font-size:11.5px; color:var(--text-3); margin-top:5px; }
.badge { font-size:10.5px; font-weight:600; padding:2.5px 9px; border-radius:99px; display:inline-flex; align-items:center; gap:5px; white-space:nowrap; }
.badge.critical { background:rgba(255,92,122,.14); color:var(--red); }
.badge.warning { background:rgba(245,197,66,.14); color:var(--amber); }
.badge.opportunity { background:rgba(0,212,166,.13); color:var(--green); }
.badge.info { background:rgba(74,168,255,.13); color:var(--blue); }
.badge.neutral { background:var(--surface-2); color:var(--text-2); }
.badge.accent { background:rgba(124,92,255,.15); color:var(--accent-2); }
.badge.mock { background:rgba(245,197,66,.12); color:var(--amber); border:1px dashed rgba(245,197,66,.4); }
.badge.real { background:rgba(0,212,166,.12); color:var(--green); border:1px solid rgba(0,212,166,.3); }
.btn { display:inline-flex; align-items:center; gap:8px; padding:8.5px 16px; border-radius:var(--radius-sm); font-size:13px; font-weight:600; border:1px solid var(--border); background:var(--surface-2); color:var(--text); transition:all .15s; }
.btn:hover { border-color:var(--border-hi); transform:translateY(-1px); }
.btn.primary { background:linear-gradient(135deg,var(--accent),#6344e0); border-color:transparent; color:#fff; box-shadow:0 4px 18px rgba(124,92,255,.35); }
.btn.primary:hover { box-shadow:0 6px 24px rgba(124,92,255,.5); }
.btn.ghost { background:transparent; }
.btn.sm { padding:5px 11px; font-size:12px; }
.btn.danger { color:var(--red); border-color:rgba(255,92,122,.3); }
.btn:disabled { opacity:.5; cursor:not-allowed; transform:none; }
.input, select.input, textarea.input { width:100%; background:var(--bg-2); border:1px solid var(--border); border-radius:var(--radius-sm); padding:9px 13px; color:var(--text); font-size:13.5px; font-family:inherit; outline:none; transition:border .15s; }
.input:focus { border-color:var(--accent); }
label.lbl { display:block; font-size:11.5px; font-weight:600; color:var(--text-2); margin:12px 0 5px; text-transform:uppercase; letter-spacing:.06em; }
table.tbl { width:100%; border-collapse:collapse; font-size:13px; }
.tbl th { text-align:left; font-size:10.5px; text-transform:uppercase; letter-spacing:.09em; color:var(--text-3); padding:9px 12px; border-bottom:1px solid var(--border); font-weight:600; }
.tbl td { padding:11px 12px; border-bottom:1px solid var(--border); vertical-align:middle; }
.tbl tr:hover td { background:var(--surface-2); }
.avatar { width:30px; height:30px; border-radius:50%; display:inline-flex; align-items:center; justify-content:center; font-weight:700; font-size:12px; color:#fff; flex-shrink:0; }

/* Signal feed */
.signal { display:flex; gap:13px; padding:14px; border:1px solid var(--border); border-radius:var(--radius-sm); margin-bottom:10px; background:var(--bg-2); transition:border .15s; }
.signal:hover { border-color:var(--border-hi); }
.signal .sig-icon { width:34px; height:34px; border-radius:10px; display:flex; align-items:center; justify-content:center; flex-shrink:0; font-size:14px; }
.signal .sig-title { font-weight:600; font-size:13.5px; margin-bottom:3px; }
.signal .sig-detail { font-size:12.5px; color:var(--text-2); }
.signal .sig-evidence { font-family:var(--font-mono); font-size:10.5px; color:var(--text-3); margin-top:6px; }
.sig-actions { display:flex; gap:6px; margin-top:9px; flex-wrap:wrap; }

/* Calendario */
.cal-grid { display:grid; grid-template-columns:repeat(7,1fr); gap:1px; background:var(--border); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; }
.cal-head { background:var(--bg-3); padding:8px; text-align:center; font-size:10.5px; font-weight:600; text-transform:uppercase; letter-spacing:.08em; color:var(--text-3); }
.cal-cell { background:var(--surface); min-height:108px; padding:7px; cursor:pointer; transition:background .15s; position:relative; }
.cal-cell:hover { background:var(--surface-2); }
.cal-cell.other { opacity:.38; }
.cal-cell.today { box-shadow:inset 0 0 0 2px var(--accent); }
.cal-date { font-size:11.5px; font-weight:600; color:var(--text-2); margin-bottom:5px; }
.cal-post { font-size:10.5px; padding:3.5px 7px; border-radius:6px; margin-bottom:3px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; font-weight:500; border-left:2.5px solid; background:var(--bg-2); cursor:pointer; }

/* Kanban */
.kanban { display:flex; gap:14px; overflow-x:auto; padding-bottom:12px; }
.kb-col { min-width:260px; flex:1; background:var(--bg-2); border:1px solid var(--border); border-radius:var(--radius); padding:12px; }
.kb-title { font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.09em; color:var(--text-2); margin-bottom:11px; display:flex; justify-content:space-between; }
.kb-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-sm); padding:11px; margin-bottom:9px; cursor:pointer; transition:all .15s; }
.kb-card:hover { border-color:var(--accent); transform:translateY(-1px); }

/* Inbox */
.inbox-layout { display:grid; grid-template-columns:340px 1fr; gap:16px; height:calc(100vh - 170px); min-height:480px; }
.conv-list { overflow-y:auto; border:1px solid var(--border); border-radius:var(--radius); background:var(--surface); }
.conv-item { padding:13px 15px; border-bottom:1px solid var(--border); cursor:pointer; transition:background .12s; }
.conv-item:hover, .conv-item.active { background:var(--surface-2); }
.conv-detail { border:1px solid var(--border); border-radius:var(--radius); background:var(--surface); display:flex; flex-direction:column; overflow:hidden; }
.msg { max-width:75%; padding:10px 14px; border-radius:12px; margin-bottom:10px; font-size:13.5px; }
.msg.in { background:var(--surface-2); border:1px solid var(--border); }
.msg.out { background:linear-gradient(135deg,rgba(124,92,255,.25),rgba(124,92,255,.12)); border:1px solid rgba(124,92,255,.3); margin-left:auto; }
@media (max-width:900px){ .inbox-layout { grid-template-columns:1fr; height:auto; } }

/* Studio */
.studio-layout { display:grid; grid-template-columns:400px 1fr; gap:18px; }
@media (max-width:1000px){ .studio-layout { grid-template-columns:1fr; } }
.gen-preview { min-height:380px; border:1.5px dashed var(--border-hi); border-radius:var(--radius); display:flex; align-items:center; justify-content:center; flex-direction:column; gap:12px; color:var(--text-3); background:var(--bg-2); padding:20px; }
.gen-preview img, .gen-preview video { max-width:100%; max-height:520px; border-radius:var(--radius-sm); }
.tier-select { display:flex; gap:8px; }
.tier-opt { flex:1; border:1px solid var(--border); border-radius:var(--radius-sm); padding:10px; text-align:center; cursor:pointer; font-size:12px; transition:all .15s; }
.tier-opt:hover { border-color:var(--border-hi); }
.tier-opt.active { border-color:var(--accent); background:rgba(124,92,255,.1); }
.tier-opt .t-name { font-weight:700; font-size:12.5px; }
.tier-opt .t-cost { color:var(--text-3); font-size:10.5px; font-family:var(--font-mono); }
.ratio-row { display:flex; gap:7px; flex-wrap:wrap; }
.ratio-chip { border:1px solid var(--border); border-radius:8px; padding:6px 12px; font-size:12px; cursor:pointer; font-family:var(--font-mono); background:var(--surface); color:var(--text-2); }
.ratio-chip.active { border-color:var(--accent); background:rgba(124,92,255,.12); color:var(--accent-2); }

/* States */
.spinner { width:22px; height:22px; border:2.5px solid var(--border-hi); border-top-color:var(--accent); border-radius:50%; animation:spin .8s linear infinite; }
@keyframes spin { to { transform:rotate(360deg); } }
.skeleton { background:linear-gradient(90deg,var(--surface-2) 25%,var(--bg-3) 50%,var(--surface-2) 75%); background-size:200% 100%; animation:shimmer 1.4s infinite; border-radius:var(--radius-sm); }
@keyframes shimmer { to { background-position:-200% 0; } }
.empty { text-align:center; padding:44px 20px; color:var(--text-3); }
.empty i { font-size:34px; margin-bottom:12px; opacity:.5; display:block; }

/* Toast */
#toasts { position:fixed; bottom:22px; right:22px; z-index:100; display:flex; flex-direction:column; gap:9px; }
.toast { background:var(--surface); border:1px solid var(--border-hi); border-radius:var(--radius-sm); padding:12px 17px; font-size:13px; box-shadow:var(--shadow); display:flex; align-items:center; gap:10px; animation:slideIn .25s ease; max-width:380px; }
@keyframes slideIn { from { transform:translateX(30px); opacity:0; } }
.toast.ok i { color:var(--green); } .toast.err i { color:var(--red); }

/* Modal */
.modal-bg { position:fixed; inset:0; background:rgba(5,5,12,.72); backdrop-filter:blur(5px); z-index:60; display:flex; align-items:center; justify-content:center; padding:20px; }
.modal { background:var(--surface); border:1px solid var(--border-hi); border-radius:var(--radius); width:100%; max-width:560px; max-height:88vh; overflow-y:auto; padding:24px; box-shadow:var(--shadow); animation:modalIn .2s ease; }
@keyframes modalIn { from { transform:scale(.96); opacity:0; } }
.modal h3 { margin-bottom:6px; }

/* Command palette */
.cmdk { position:fixed; inset:0; background:rgba(5,5,12,.6); backdrop-filter:blur(4px); z-index:80; display:flex; justify-content:center; padding-top:14vh; }
.cmdk-box { width:100%; max-width:540px; height:fit-content; background:var(--surface); border:1px solid var(--border-hi); border-radius:var(--radius); box-shadow:var(--shadow); overflow:hidden; }
.cmdk-box input { width:100%; background:transparent; border:none; outline:none; color:var(--text); padding:17px 20px; font-size:15px; border-bottom:1px solid var(--border); }
.cmdk-list { max-height:320px; overflow-y:auto; padding:8px; }
.cmdk-item { padding:10px 13px; border-radius:8px; cursor:pointer; display:flex; align-items:center; gap:11px; font-size:13.5px; }
.cmdk-item:hover, .cmdk-item.sel { background:var(--surface-2); }
.cmdk-item i { width:16px; color:var(--text-3); }
kbd { background:var(--bg-3); border:1px solid var(--border-hi); border-radius:5px; padding:1px 6px; font-size:10.5px; font-family:var(--font-mono); }

/* Briefing */
.briefing-card { border:1px solid rgba(124,92,255,.35); background:linear-gradient(160deg, rgba(124,92,255,.09), var(--surface)); }
.brief-col h4 { font-size:12px; text-transform:uppercase; letter-spacing:.08em; margin-bottom:9px; display:flex; align-items:center; gap:7px; }
.brief-item { font-size:12.5px; padding:8px 0; border-bottom:1px solid var(--border); }
.brief-item b { display:block; font-size:12.5px; }
.brief-item span { color:var(--text-2); font-size:12px; }

/* Progress bar */
.pbar { height:7px; background:var(--bg-3); border-radius:99px; overflow:hidden; }
.pbar > div { height:100%; border-radius:99px; background:linear-gradient(90deg,var(--accent),var(--accent-2)); transition:width .4s; }

/* Health dots */
.hdot { width:9px; height:9px; border-radius:50%; display:inline-block; }
.hdot.ok { background:var(--green); box-shadow:0 0 8px rgba(0,212,166,.6); }
.hdot.warn { background:var(--amber); } .hdot.bad { background:var(--red); } .hdot.off { background:var(--text-3); }

/* Mobile */
.mobile-nav { display:none; }
.hamburger { display:none; }
@media (max-width:880px) {
  .sidebar { transform:translateX(-100%); }
  .sidebar.open { transform:translateX(0); box-shadow:var(--shadow); }
  .main { margin-left:0; }
  .hamburger { display:inline-flex; }
  .content { padding:16px 14px 100px; }
  .mobile-nav { display:flex; position:fixed; bottom:0; left:0; right:0; z-index:45; background:rgba(16,16,28,.94); backdrop-filter:blur(14px); border-top:1px solid var(--border); padding:7px 4px calc(7px + env(safe-area-inset-bottom)); }
  [data-theme="light"] .mobile-nav { background:rgba(255,255,255,.94); }
  .mnav-item { flex:1; display:flex; flex-direction:column; align-items:center; gap:3px; padding:5px 2px; color:var(--text-3); font-size:9.5px; font-weight:600; border-radius:8px; }
  .mnav-item.active { color:var(--accent-2); }
  .mnav-item i { font-size:16px; }
  .topbar { padding:10px 14px; }
  .kpi-value { font-size:21px; }
}
.overlay-close { position:fixed; inset:0; z-index:39; }

/* Utils */
.chips { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:16px; }
.chip { border:1px solid var(--border); background:var(--surface); border-radius:99px; padding:6px 14px; font-size:12.5px; font-weight:600; cursor:pointer; color:var(--text-2); transition:all .15s; }
.chip:hover { border-color:var(--border-hi); color:var(--text); }
.chip.active { border-color:var(--accent); color:var(--accent-2); background:rgba(124,92,255,.1); }
.mono { font-family:var(--font-mono); font-size:11.5px; }
.mt { margin-top:16px; } .mb { margin-bottom:16px; }
.flex { display:flex; align-items:center; gap:10px; } .between { justify-content:space-between; }
.muted { color:var(--text-3); font-size:12px; }

/* ---------- YouTube Studio ---------- */
.yt-kanban { grid-auto-columns: minmax(230px, 1fr); }
.yt-card { border-left: 3px solid var(--accent, #ff0033); }
.yt-card-top { display:flex; align-items:center; gap:8px; margin-bottom:6px; }
.yt-card-title { font-weight:600; font-size:13px; line-height:1.35; margin-bottom:6px; }
.yt-card-meta { font-size:11.5px; display:flex; flex-wrap:wrap; gap:4px; align-items:center; }
.yt-kws { display:flex; flex-wrap:wrap; gap:5px; margin-top:7px; }
.yt-plans-row { display:flex; gap:12px; overflow-x:auto; padding-bottom:4px; }
.yt-plan-chip { min-width:230px; padding:12px 14px; border:1px solid var(--border); border-radius:12px; cursor:pointer; transition:border-color .15s; background:var(--bg-2); }
.yt-plan-chip:hover { border-color:var(--accent-2); }
.yt-plan-video { display:flex; gap:10px; align-items:flex-start; padding:9px 0; border-bottom:1px solid var(--border); }
.yt-plan-video:last-child { border-bottom:none; }
.yt-pillar { padding:8px 0; border-bottom:1px solid var(--border); }
.yt-pillar:last-child { border-bottom:none; }
.yt-detail-badges { display:flex; flex-wrap:wrap; gap:7px; margin:8px 0; }
.yt-metrics-row { display:flex; flex-wrap:wrap; gap:14px; margin-top:8px; font-size:13px; }
.mini-list { margin:6px 0; padding-left:18px; font-size:13px; color:var(--text-2); }
.mini-list li { margin-bottom:4px; }
.view-loading { display:flex; flex-direction:column; align-items:center; gap:12px; padding:80px 0; color:var(--text-3); }
.spinner.sm { width:14px; height:14px; border-width:2px; display:inline-block; }