/* MarketOS v4.1 — Core Styles + Plan Gates + Profile */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0b0f19;
  --card:#111827;
  --border:#1f2937;
  --text:#e2e8f0;
  --muted:#6b7280;
  --brand:#4d6fff;
  --success:#10b981;
  --warn:#f59e0b;
  --danger:#ef4444;
  --purple:#8b5cf6;
  --wa:#25d366;
}
body{background:var(--bg);color:var(--text);font-family:'Inter',sans-serif;overflow-x:hidden;font-size:14px;line-height:1.5}
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#2d3748;border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:#374151}

/* ── Sidebar ───────────────────────────────────────── */
#sidebar{
  width:248px;min-height:100vh;background:#0d1220;
  border-right:1px solid var(--border);
  position:fixed;left:0;top:0;z-index:200;
  overflow:hidden;transition:width .3s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;
  overflow-y:auto;
}
#sidebar.collapsed{width:64px;overflow-y:auto}

/* Section headers */
.nav-section{
  padding:8px 12px 2px;font-size:10px;font-weight:700;
  text-transform:uppercase;letter-spacing:.1em;color:#374151;margin-top:2px;
  transition:opacity .15s,height .2s,padding .2s;
  white-space:nowrap;overflow:hidden;
}
#sidebar.collapsed .nav-section{
  opacity:0;height:0;padding:0;margin:0;overflow:hidden;
}

/* Nav items */
.nav-item{
  display:flex;align-items:center;gap:10px;
  padding:8px 14px;margin:1px 6px;border-radius:8px;
  cursor:pointer;color:#9ca3af;font-size:13px;font-weight:500;
  transition:background .15s,color .15s;
  white-space:nowrap;overflow:hidden;
  position:relative;
}
.nav-item:hover{background:rgba(77,111,255,.08);color:#e2e8f0}
.nav-item.active{
  background:linear-gradient(135deg,rgba(77,111,255,.15),rgba(139,92,246,.08));
  color:#4d6fff;border-left:2px solid #4d6fff;margin-left:6px;padding-left:12px;
}
/* Tooltip on collapsed hover */
#sidebar.collapsed .nav-item::after{
  content:attr(data-label);
  position:absolute;left:68px;top:50%;transform:translateY(-50%);
  background:#1f2937;color:#e2e8f0;font-size:12px;font-weight:600;
  padding:5px 10px;border-radius:7px;white-space:nowrap;
  pointer-events:none;opacity:0;transition:opacity .15s;
  border:1px solid rgba(77,111,255,.2);z-index:999;
}
#sidebar.collapsed .nav-item:hover::after{opacity:1}

.nav-icon{width:20px;text-align:center;font-size:15px;flex-shrink:0}

/* Nav label — slides out on collapse */
.nav-label{
  overflow:hidden;white-space:nowrap;
  transition:opacity .2s,max-width .3s;
  max-width:160px;flex:1;
}
#sidebar.collapsed .nav-label{opacity:0;max-width:0;pointer-events:none}

/* Nav badge — hide on collapse */
.nav-badge{
  background:#ef4444;color:white;font-size:10px;font-weight:700;
  min-width:18px;height:18px;padding:0 4px;border-radius:9px;
  margin-left:auto;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  transition:opacity .15s;
}
.nav-badge.warn{background:#f59e0b;color:#000}
#sidebar.collapsed .nav-badge{opacity:0;pointer-events:none;width:0;min-width:0;padding:0}

/* Sidebar toggle button */
.sidebar-toggle{
  background:none;border:none;color:#6b7280;cursor:pointer;
  padding:6px;border-radius:6px;line-height:1;transition:color .15s,background .15s;
  margin-left:auto;flex-shrink:0;
}
.sidebar-toggle:hover{color:#e2e8f0;background:rgba(255,255,255,.06)}
.sidebar-toggle i{transition:transform .3s cubic-bezier(.4,0,.2,1)}

/* Sidebar user footer on collapse */
#sidebar.collapsed #sidebar-user-info{opacity:0;max-width:0;pointer-events:none;overflow:hidden}
#sidebar-user-info{transition:opacity .2s,max-width .3s;max-width:160px;min-width:0;overflow:hidden}

/* Mobile overlay */
#sidebar-overlay{
  display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);
  z-index:199;backdrop-filter:blur(2px);
}

/* Cards */
.card{
  background:var(--card);border:1px solid var(--border);
  border-radius:12px;padding:18px;transition:border-color .2s;
}
.card:hover{border-color:rgba(77,111,255,.2)}
.card-sm{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:14px}
.stat-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:12px;padding:18px;position:relative;overflow:hidden;
}
.stat-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--accent,#4d6fff),transparent);
}
.stat-value{font-size:28px;font-weight:800;line-height:1.1}
.stat-label{font-size:12px;color:var(--muted);margin-top:4px;font-weight:500}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:8px;font-weight:600;
  font-size:13px;cursor:pointer;border:none;
  transition:all .18s;white-space:nowrap;
  font-family:'Inter',sans-serif;line-height:1;
}
.btn-primary{
  background:linear-gradient(135deg,#4d6fff,#7c3aed);color:white;
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 20px rgba(77,111,255,.4)}
.btn-primary:active{transform:translateY(0)}
.btn-secondary{
  background:rgba(255,255,255,.06);color:#e2e8f0;
  border:1px solid var(--border);
}
.btn-secondary:hover{background:rgba(255,255,255,.1)}
.btn-danger{background:rgba(239,68,68,.12);color:#ef4444;border:1px solid rgba(239,68,68,.2)}
.btn-danger:hover{background:rgba(239,68,68,.2)}
.btn-success{background:rgba(16,185,129,.12);color:#10b981;border:1px solid rgba(16,185,129,.2)}
.btn-sm{padding:6px 12px;font-size:12px;border-radius:7px}
.btn-icon{padding:7px;border-radius:7px;width:32px;height:32px;justify-content:center}
.btn-icon.btn-sm{width:28px;height:28px;padding:5px}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}

/* Inputs */
.input{
  background:rgba(255,255,255,.04);border:1px solid var(--border);
  border-radius:8px;padding:9px 13px;color:var(--text);
  font-size:13px;width:100%;outline:none;
  transition:border-color .2s,box-shadow .2s;
  font-family:'Inter',sans-serif;
}
.input:focus{border-color:#4d6fff;box-shadow:0 0 0 3px rgba(77,111,255,.1)}
.input::placeholder{color:var(--muted)}
select.input option{background:#1f2937;color:var(--text)}
textarea.input{resize:vertical;min-height:80px}

/* Tables */
.table-wrap{overflow-x:auto;border-radius:10px;border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;font-size:13px}
th{
  background:#0d1220;padding:10px 14px;text-align:left;
  font-size:11px;font-weight:700;text-transform:uppercase;
  letter-spacing:.05em;color:var(--muted);border-bottom:1px solid var(--border);
  white-space:nowrap;
}
td{padding:11px 14px;border-bottom:1px solid rgba(31,41,55,.5);vertical-align:middle}
tr:last-child td{border-bottom:none}
tr:hover td{background:rgba(255,255,255,.015)}

/* Badges */
.badge{
  display:inline-flex;align-items:center;gap:3px;
  padding:3px 9px;border-radius:20px;font-size:11px;font-weight:600;
  white-space:nowrap;
}
.badge-hot{background:rgba(239,68,68,.15);color:#ef4444}
.badge-warm{background:rgba(245,158,11,.15);color:#f59e0b}
.badge-cold{background:rgba(99,102,241,.15);color:#818cf8}
.badge-green{background:rgba(16,185,129,.15);color:#10b981}
.badge-blue{background:rgba(77,111,255,.15);color:#4d6fff}
.badge-gray{background:rgba(107,114,128,.15);color:#9ca3af}
.badge-warn{background:rgba(245,158,11,.15);color:#f59e0b}
.badge-purple{background:rgba(139,92,246,.15);color:#8b5cf6}

/* Onboarding */
.onboarding-card{
  animation:fadeUp .5s ease;
}
@keyframes fadeUp{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}

/* ── Topbar & Main layout ───────────────────────────── */
#topbar{
  position:fixed;top:0;right:0;left:248px;height:54px;
  background:rgba(11,15,25,.95);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;padding:0 18px;gap:12px;z-index:100;
  transition:left .3s cubic-bezier(.4,0,.2,1);
}
#main{
  margin-left:248px;padding-top:54px;min-height:100vh;
  transition:margin-left .3s cubic-bezier(.4,0,.2,1);
}
/* These fire when sidebar has .collapsed class — no inline style needed */
#sidebar.collapsed~#topbar{left:64px}
#sidebar.collapsed~#main{margin-left:64px}

/* Progress */
.progress{background:rgba(255,255,255,.06);border-radius:10px;height:5px;overflow:hidden}
.progress-bar{height:100%;border-radius:10px;transition:width .4s ease}

/* Empty states */
.empty-state{
  text-align:center;padding:40px 20px;color:var(--muted);
  display:flex;flex-direction:column;align-items:center;gap:10px;
}
.empty-state i{font-size:36px;color:#374151}
.empty-state p{font-size:13px}

/* Tabs */
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);padding-bottom:0;flex-wrap:wrap}
.tab{
  background:none;border:none;color:#6b7280;cursor:pointer;
  padding:9px 16px;border-radius:8px 8px 0 0;
  font-size:13px;font-weight:500;font-family:Inter,sans-serif;
  transition:all .15s;display:flex;align-items:center;gap:6px;
  border-bottom:2px solid transparent;margin-bottom:-1px;
}
.tab:hover{background:rgba(255,255,255,.04);color:#e2e8f0}
.tab.active{background:rgba(77,111,255,.08);color:#4d6fff;border-bottom-color:#4d6fff}
.tab-pane{padding-top:16px}

/* AI messages */
.ai-msg{
  padding:10px 14px;border-radius:10px;font-size:13px;
  line-height:1.6;max-width:88%;
}
.ai-msg.user{
  background:linear-gradient(135deg,rgba(77,111,255,.12),rgba(139,92,246,.08));
  border:1px solid rgba(77,111,255,.2);align-self:flex-end;margin-left:auto;
}
.ai-msg.ai{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  align-self:flex-start;
}

/* Animations */
@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
.spinning{animation:spin .8s linear infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
@keyframes slideIn{from{transform:translateX(30px);opacity:0}to{transform:translateX(0);opacity:1}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* ── Responsive ─────────────────────────────────────── */
@media(max-width:900px){
  /* On mobile: sidebar slides in/out from left — NOT collapsed-mode */
  #sidebar{
    transform:translateX(-100%);width:248px!important;
    z-index:300;transition:transform .3s cubic-bezier(.4,0,.2,1);
  }
  #sidebar.open{transform:translateX(0)}
  /* Override any collapsed rules on mobile — always full width */
  #sidebar.collapsed{width:248px!important;transform:translateX(-100%)}
  #sidebar.open.collapsed{transform:translateX(0)!important}
  #main{margin-left:0!important}
  #topbar{left:0!important}
  #sidebar.collapsed~#topbar{left:0!important}
  #sidebar.collapsed~#main{margin-left:0!important}
  /* Overlay is shown/hidden via JS toggleSidebar() */
  #kpi-row{grid-template-columns:1fr 1fr!important}
  /* Always show labels & badges on mobile when sidebar is open */
  #sidebar.open .nav-label{opacity:1!important;max-width:160px!important}
  #sidebar.open .nav-badge{opacity:1!important;width:auto!important;min-width:18px!important;padding:0 4px!important}
  #sidebar.open .nav-section{opacity:1!important;height:auto!important;padding:8px 12px 2px!important;margin-top:2px!important}
  /* Toggle icon stays hidden on mobile (hamburger in topbar is used instead) */
  #sidebar-toggle-btn{display:none}
}
@media(max-width:600px){
  #kpi-row{grid-template-columns:1fr 1fr!important}
  .stat-value{font-size:22px}
  .card{padding:14px}
}

/* ── Plan Gate Overlay ──────────────────────────────── */
.plan-gate-overlay{
  position:absolute;inset:0;background:rgba(11,15,25,.92);
  z-index:50;display:flex;align-items:center;justify-content:center;
  border-radius:12px;backdrop-filter:blur(6px);
  animation:fadeIn .3s ease;
}
.plan-gate-overlay .gate-content{
  text-align:center;padding:32px;max-width:420px;
}
.plan-gate-overlay .gate-icon{font-size:52px;margin-bottom:14px}
.plan-gate-overlay h3{font-size:20px;font-weight:800;margin-bottom:8px}
.plan-gate-overlay p{font-size:13px;color:#9ca3af;margin-bottom:20px;line-height:1.6}

/* ── Plan badges in nav ─────────────────────────────── */
.plan-badge-pill{
  display:inline-flex;align-items:center;
  padding:1px 6px;border-radius:8px;
  font-size:9px;font-weight:700;white-space:nowrap;
  letter-spacing:.3px;
}

/* ── Profile page enhancements ──────────────────────── */
.profile-avatar{
  width:70px;height:70px;border-radius:18px;
  display:flex;align-items:center;justify-content:center;
  font-size:28px;font-weight:900;color:white;flex-shrink:0;
  box-shadow:0 8px 24px rgba(0,0,0,.3);
}
.profile-stat{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);
  border-radius:10px;padding:12px;text-align:center;
  transition:border-color .2s;
}
.profile-stat:hover{border-color:rgba(77,111,255,.3)}
.profile-stat-val{font-size:20px;font-weight:900;line-height:1.1;margin-bottom:3px}
.profile-stat-lbl{font-size:10px;color:#6b7280;font-weight:500}

/* ── Feature gate card ──────────────────────────────── */
.feature-locked{
  position:relative;overflow:hidden;
  opacity:.5;pointer-events:none;
  filter:blur(1px);
}
.feature-locked::after{
  content:'🔒 Upgrade to unlock';
  position:absolute;inset:0;
  background:rgba(11,15,25,.8);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;color:#9ca3af;
  pointer-events:all;cursor:pointer;
}

/* ── Upgrade CTA Banner ─────────────────────────────── */
.upgrade-banner{
  background:linear-gradient(135deg,rgba(77,111,255,.1),rgba(139,92,246,.08));
  border:1px solid rgba(77,111,255,.25);border-radius:12px;
  padding:14px 18px;margin-bottom:18px;
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
}
.upgrade-banner .upgrade-icon{
  width:40px;height:40px;background:linear-gradient(135deg,#4d6fff,#7c3aed);
  border-radius:10px;display:flex;align-items:center;justify-content:center;
  flex-shrink:0;font-size:16px;color:white;
}

/* ── Credit Meter ───────────────────────────────────── */
.credit-meter{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);
  border-radius:20px;padding:4px 12px 4px 8px;cursor:pointer;
  transition:all .2s;
}
.credit-meter:hover{background:rgba(77,111,255,.1);border-color:rgba(77,111,255,.3)}
.credit-meter-bar{
  flex:1;background:rgba(255,255,255,.06);border-radius:6px;height:4px;
  min-width:40px;overflow:hidden;
}
.credit-meter-fill{height:100%;border-radius:6px;transition:width .4s}

/* ── Subscription plan cards ─────────────────────────── */
.plan-upgrade-cta{
  display:flex;align-items:center;gap:10px;
  padding:12px 16px;background:rgba(77,111,255,.06);
  border:1px solid rgba(77,111,255,.2);border-radius:10px;
  cursor:pointer;transition:all .2s;
}
.plan-upgrade-cta:hover{background:rgba(77,111,255,.12);border-color:rgba(77,111,255,.4);transform:translateX(4px)}

/* ── Mobile responsiveness improvements ───────────────── */
@media(max-width:768px){
  .plan-upgrade-cta{flex-direction:column;text-align:center}
  .upgrade-banner{flex-direction:column;text-align:center}
}

/* ── Toast improvements ──────────────────────────────── */
@keyframes toastSlide{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}
#toast-wrap > div{animation:toastSlide .3s ease!important}

/* ── Settings page ───────────────────────────────────── */
.settings-section{
  background:var(--card);border:1px solid var(--border);
  border-radius:12px;padding:18px;margin-bottom:14px;
}
.settings-section-title{
  font-size:13px;font-weight:700;margin-bottom:12px;color:#e2e8f0;
  display:flex;align-items:center;gap:8px;
}
.integration-row{
  display:flex;align-items:center;gap:10px;
  padding:10px 0;border-bottom:1px solid rgba(31,41,55,.4);
}
.integration-row:last-child{border-bottom:none}
.integration-icon{
  width:32px;height:32px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;flex-shrink:0;
}
.integration-status{
  margin-left:auto;font-size:10px;font-weight:700;
  padding:2px 7px;border-radius:6px;
}
.status-active{background:rgba(16,185,129,.15);color:#10b981}
.status-inactive{background:rgba(107,114,128,.1);color:#6b7280}
.status-error{background:rgba(239,68,68,.1);color:#ef4444}