/* OptionPulse Personal — dark dashboard */

[data-theme="light"]{
  --bg:#f3f5f8;
  --bg-elevated:#ffffff;
  --surface:#ffffff;
  --surface-hover:#eef1f6;
  --border:rgba(0,0,0,.08);
  --border-strong:rgba(0,0,0,.12);
  --text:#141820;
  --text-secondary:#5c6570;
  --text-tertiary:#8b95a5;
  --brand:#3861fb;
  --brand-soft:rgba(56,97,251,.12);
  --buy:#0ecb81;
  --buy-soft:rgba(14,203,129,.12);
  --buy-text:#0a9d63;
  --sell:#f6465d;
  --sell-soft:rgba(246,70,93,.1);
  --sell-text:#d9364d;
  --accent:#c99400;
  --shadow:0 8px 28px rgba(15,23,42,.08);
  --chart-bg:#ffffff;
  --chart-grid:rgba(0,0,0,.06);
  --chart-text:#5c6570;
  --input-bg:rgba(0,0,0,.03);
  --atm-bg:rgba(56,97,251,.08);
  --atm-border:rgba(56,97,251,.28);
}

[data-theme="dark"]{
  --bg:#0b0e11;
  --bg-elevated:#12161c;
  --surface:#161a21;
  --surface-hover:#1c2129;
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.14);
  --text:#f5f6f8;
  --text-secondary:#8b95a5;
  --text-tertiary:#5c6570;
  --brand:#3861fb;
  --brand-soft:rgba(56,97,251,.14);
  --buy:#0ecb81;
  --buy-soft:rgba(14,203,129,.12);
  --buy-text:#0ecb81;
  --sell:#f6465d;
  --sell-soft:rgba(246,70,93,.12);
  --sell-text:#f6465d;
  --accent:#f0b90b;
  --shadow:0 8px 32px rgba(0,0,0,.4);
  --chart-bg:#12161c;
  --chart-grid:rgba(255,255,255,.06);
  --chart-text:#8b95a5;
  --input-bg:rgba(255,255,255,.04);
  --atm-bg:rgba(56,97,251,.08);
  --atm-border:rgba(56,97,251,.35);
}

:root{
  --radius-sm:6px;
  --radius:10px;
  --radius-lg:14px;
  --sidebar:240px;
  --font:"DM Sans",system-ui,sans-serif;
  --space-2:8px;
  --space-3:12px;
  --space-4:16px;
  --space-5:20px;
  --space-6:24px;
  --live-chart-w:500px;
  --live-chart-gap:20px;
  --live-chart-tab-w:28px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
html[data-theme="dark"]{color-scheme:dark}
html[data-theme="light"]{color-scheme:light}
body{
  margin:0;min-height:100vh;font-family:var(--font);font-size:14px;line-height:1.5;
  color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;
}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
a{text-decoration:none;color:inherit}

.app{display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr);min-height:100vh}
main{min-width:0;display:flex;flex-direction:column;min-height:100vh}
.main-body{flex:1;padding:var(--space-4) var(--space-5);max-width:1280px;margin:0 auto;width:100%}
.page{display:none;animation:fadeIn .2s ease}
.page.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

.sidebar{
  position:sticky;top:0;height:100vh;padding:var(--space-4);
  border-right:1px solid var(--border);background:var(--bg-elevated);
  display:flex;flex-direction:column;gap:var(--space-2);overflow:auto;
  transition:transform .22s ease;
}
.brand-row{
  display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);
  padding:var(--space-2) var(--space-2) var(--space-4);
  border-bottom:1px solid var(--border);margin-bottom:var(--space-2);
}
.brand-main{display:flex;align-items:center;gap:var(--space-3);min-width:0;flex:1}
.sidebar-collapse-btn{
  flex-shrink:0;width:28px;height:28px;border-radius:var(--radius-sm);
  border:none;background:transparent;color:var(--text-tertiary);
  display:grid;place-items:center;transition:color .15s,background .15s;
}
.sidebar-collapse-btn:hover{color:var(--text);background:var(--surface-hover)}
.brand{display:flex;align-items:center;gap:var(--space-3);padding:0 var(--space-2)}
.logo{
  width:36px;height:36px;border-radius:var(--radius);
  background:linear-gradient(135deg,var(--brand),#5b7cfa);
  display:grid;place-items:center;flex-shrink:0;
}
.logo::after{content:"OP";font-size:11px;font-weight:700;color:#fff}
.brand h1{margin:0;font-size:15px;font-weight:700;letter-spacing:-.03em}
.brand span{display:block;font-size:10px;color:var(--text-tertiary);font-weight:600;margin-top:2px}
.nav{
  display:grid;gap:2px;flex:0 0 auto;align-self:stretch;width:100%;
}
.nav button{
  display:flex;align-items:center;gap:var(--space-3);padding:10px var(--space-3);
  width:100%;text-align:left;border-radius:var(--radius);
  color:var(--text-secondary);font-weight:600;font-size:13px;
  transition:background .15s,color .15s;
}
.nav button:hover{background:var(--surface-hover);color:var(--text)}
.nav button.active{
  background:var(--brand);
  color:#fff;
  box-shadow:0 2px 10px rgba(56,97,251,.4);
}
.nav button.active .ico svg{stroke:#fff}
.nav .ico{width:20px;height:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.nav .ico svg{width:18px;height:18px}
.nav .soon{margin-left:auto;font-size:9px;font-weight:700;padding:2px 6px;border-radius:999px;background:var(--surface);color:var(--text-tertiary);border:1px solid var(--border)}
.sidebar-footer{margin-top:auto;display:flex;flex-direction:column;gap:var(--space-2)}
.theme-toggle{
  width:36px;height:36px;border-radius:var(--radius);border:1px solid var(--border);
  background:var(--surface);color:var(--text-secondary);display:grid;place-items:center;
  transition:background .15s,color .15s,border-color .15s;
}
.theme-toggle:hover{background:var(--surface-hover);color:var(--text);border-color:var(--border-strong)}
[data-theme="dark"] .theme-toggle .icon-sun{display:none}
[data-theme="light"] .theme-toggle .icon-moon{display:none}
.side-widget{padding:var(--space-3);border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface)}
.side-widget b{display:block;font-size:12px;font-weight:600;margin-bottom:var(--space-2)}
.auth-status{font-size:12px;margin:0 0 var(--space-2)}
.auth-link{display:inline-flex;margin-top:var(--space-2)}
.auth-widget-note{font-size:11px;margin:var(--space-2) 0 0}
.dhan-callback-box{padding:var(--space-3);border-radius:var(--radius);background:var(--bg-elevated);border:1px solid var(--border)}
.live-account-panel .account-metrics{margin-top:var(--space-2)}
.callback-url{display:block;margin-top:8px;padding:10px 12px;border-radius:var(--radius-sm);background:var(--surface);border:1px solid var(--border);font-size:12px;word-break:break-all;color:var(--accent)}
.callback-note{font-size:12px;margin:8px 0 0}

.app-header{
  display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);
  padding:var(--space-3) var(--space-5);border-bottom:1px solid var(--border);
  background:var(--bg-elevated);position:sticky;top:0;z-index:30;
}
.app-header-left,.app-header-right{display:flex;align-items:center;gap:var(--space-3)}
.icon-btn.menu-toggle{display:none!important}
.mobile-brand{display:none;font-weight:700;font-size:15px}
.tag-live{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:3px 8px;border-radius:999px;background:var(--brand-soft);color:var(--brand)}
.market-data-badge{font-size:10px;font-weight:600;padding:4px 10px;border-radius:999px;background:var(--surface);border:1px solid var(--border);color:var(--text-secondary)}
.market-data-badge.live{color:var(--buy);border-color:rgba(14,203,129,.35)}

.app-footer{
  display:flex;flex-wrap:wrap;gap:var(--space-4);justify-content:space-between;
  padding:var(--space-3) var(--space-5);border-top:1px solid var(--border);
  background:var(--bg-elevated);font-size:12px;color:var(--text-secondary);
}
.app-footer strong{color:var(--text)}

h2{font-size:24px;font-weight:700;letter-spacing:-.03em;margin:0 0 4px}
h3{font-size:16px;font-weight:700;margin:0 0 var(--space-2)}
h4{font-size:14px;font-weight:600;margin:0 0 var(--space-2)}
p{margin:0}
.muted{color:var(--text-secondary)}
.greenText,.up{color:var(--buy-text)!important}
.redText,.down{color:var(--sell-text)!important}
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-3);margin-bottom:var(--space-4)}
.section{margin-top:var(--space-5)}
.row{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.pad{padding:var(--space-5)}
.pad-lg{padding:var(--space-6)}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-3)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-3)}
.grid2>*,.grid3>*{min-width:0}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);
  padding:10px 16px;border-radius:var(--radius);font-weight:600;font-size:13px;
}
.btn.primary{background:var(--brand);color:#fff}
.btn.soft{background:var(--surface-hover);color:var(--text);border:1px solid var(--border)}
.btn-sm{padding:6px 12px;font-size:12px}

.seg{display:inline-flex;padding:3px;border-radius:var(--radius);background:var(--input-bg);border:1px solid var(--border);gap:2px}
.seg button{
  padding:6px 12px;border-radius:var(--radius-sm);font-size:12px;font-weight:600;
  color:var(--text-secondary);white-space:nowrap;
  transition:background .15s,color .15s,box-shadow .15s;
}
.seg button:hover:not(.active){color:var(--text);background:rgba(255,255,255,.05)}
.seg button.active{
  background:var(--brand);
  color:#fff;
  box-shadow:0 2px 8px rgba(56,97,251,.45);
}

.input,select{
  padding:10px 12px;border-radius:var(--radius);border:1px solid var(--border);
  background-color:var(--surface);color:var(--text);outline:none;
}
select{
  color-scheme:dark;
  cursor:pointer;
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b95a5' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 10px center;
  padding-right:32px;
}
select option,
select optgroup{
  background-color:var(--bg-elevated);
  color:var(--text);
}
.input:focus,select:focus{border-color:var(--brand)}

.badge{display:inline-flex;padding:3px 8px;border-radius:999px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;border:1px solid var(--border);color:var(--text-secondary)}
.badge.green{background:var(--buy-soft);color:var(--buy-text);border-color:transparent}
.badge.blue{background:var(--brand-soft);color:var(--brand);border-color:transparent}
.badge.red{background:var(--sell-soft);color:var(--sell-text);border-color:transparent}

.empty-state{text-align:center}
.empty-state h3{margin-top:var(--space-3)}

/* Skeleton loaders */
.skeleton{
  display:block;border-radius:var(--radius-sm);
  background:linear-gradient(90deg,var(--surface-hover) 0%,rgba(255,255,255,.07) 45%,var(--surface-hover) 90%);
  background-size:200% 100%;
  animation:skeleton-shimmer 1.15s ease-in-out infinite;
}
.skeleton-gap{margin-top:12px}
.skeleton-gap-sm{margin-top:8px}
.skeleton-page{animation:fadeIn .15s ease}
.skeleton-card{overflow:hidden}
.skeleton-grid .skeleton-card{min-height:88px}
.skeleton-oc-row{
  display:grid;grid-template-columns:1fr 72px 1fr;gap:8px;align-items:center;
  padding:10px 12px;border-bottom:1px solid var(--border);
}
.skeleton-oc-side{display:grid;gap:6px}
.skeleton-oc-strike{display:flex;justify-content:center}
.skeleton-list{display:grid;gap:8px;margin-top:var(--space-3)}
.skeleton-list-item{padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elevated)}
.skeleton-surge-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:var(--space-2);margin-top:var(--space-3)}
.skeleton-surge .skeleton{border-radius:var(--radius)}
@keyframes skeleton-shimmer{
  0%{background-position:200% 0}
  100%{background-position:-200% 0}
}
@media (prefers-reduced-motion:reduce){
  .skeleton{animation:none;background:var(--surface-hover)}
}

/* Option chain */
.chain-page{display:flex;flex-direction:column;gap:var(--space-3);height:calc(100vh - 200px);min-height:420px}
.chain-top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-3)}
.chain-spot-block strong{font-size:22px;font-weight:700}
.chain-spot-block span{font-size:12px;font-weight:600;margin-left:var(--space-2)}
.chain-metrics{display:flex;gap:var(--space-4);flex-wrap:wrap}
.chain-metrics div{font-size:12px;color:var(--text-secondary)}
.chain-metrics b{color:var(--text);margin-left:4px}
.chain-filters{display:flex;flex-wrap:wrap;gap:var(--space-2);align-items:center}
.chain-filters .input,.chain-filters select{width:auto;min-width:120px;padding:8px 10px;font-size:12px}

.oc-wrap{
  flex:1;display:flex;flex-direction:column;min-height:0;
  border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;background:var(--surface);
}
.oc-head{
  display:grid;grid-template-columns:1fr 72px 1fr;
  font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;
  border-bottom:1px solid var(--border);background:var(--bg-elevated);
}
.oc-head-calls,.oc-head-puts{display:grid;grid-template-columns:1fr 52px 1fr 64px;padding:8px 10px}
.oc-head-calls{color:var(--buy-text)}
.oc-head-puts{color:var(--sell-text);direction:rtl}
.oc-head-puts span{direction:ltr;display:block}
.oc-head-strike{display:grid;place-items:center;color:var(--text-tertiary);border-left:1px solid var(--border);border-right:1px solid var(--border)}
.oc-body{flex:1;overflow-y:auto}
.oc-row{
  display:grid;grid-template-columns:1fr 72px 1fr;align-items:stretch;
  border-bottom:1px solid var(--border);min-height:40px;
}
.oc-row:hover{background:var(--surface-hover)}
.oc-row.atm{background:var(--atm-bg);box-shadow:inset 0 0 0 1px var(--atm-border)}
.oc-call,.oc-put{display:grid;grid-template-columns:1fr 52px 1fr 64px;align-items:center;padding:0 10px;gap:4px}
.oc-put{direction:rtl}
.oc-put>*{direction:ltr}
.oc-strike{display:grid;place-items:center;font-weight:700;font-size:13px;border-left:1px solid var(--border);border-right:1px solid var(--border)}
.oc-oi{font-size:11px;color:var(--text-tertiary);font-variant-numeric:tabular-nums}
.oc-chg{font-size:10px;font-weight:600;font-variant-numeric:tabular-nums}
.oc-ltp{padding:4px 8px;border-radius:var(--radius-sm);font-weight:600;font-size:13px;background:transparent;border:0;cursor:pointer}
.oc-ltp.ce{color:var(--buy-text)}
.oc-ltp.pe{color:var(--sell-text)}
.oc-actions{display:flex;gap:2px;justify-content:flex-end}
.oc-actions button{
  width:26px;height:26px;border-radius:var(--radius-sm);font-size:11px;font-weight:700;
  border:1px solid var(--border);
}
.oc-actions .oc-buy{color:var(--buy-text);background:var(--buy-soft);border-color:transparent}
.oc-actions .oc-sell{color:var(--sell-text);background:var(--sell-soft);border-color:transparent}
.system-status .status-row{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:6px 0;border-bottom:1px solid var(--border);
}
.system-status .status-row:last-of-type{border-bottom:0}
.expiry-banner.warn{border-color:var(--yellow, #d4a017);background:rgba(212,160,23,.08)}
.expiry-index-grid{display:grid;gap:10px;margin-top:10px}
.expiry-index-card{padding:8px 10px;border-radius:var(--radius-sm);background:var(--surface-hover)}
.vix-bar{border-left:3px solid var(--brand-soft, rgba(56,97,251,.35))}
.vix-bar-top{justify-content:space-between;flex-wrap:wrap;gap:10px}
.vix-bar-title{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.vix-bar .badge{margin-left:0}
.vix-chg{font-size:12px;font-weight:600}
.vix-read{margin:10px 0 0;font-size:13px;line-height:1.45}
.vix-stale{margin:6px 0 0;font-size:11px;font-style:italic}
.gamma-blast-card{border-left:3px solid var(--yellow, #d4a017)}
.session-banner,.window-banner,.desk-summary{margin-bottom:0}
.order-warn{
  margin:0 0 10px;padding:8px 10px;border-radius:var(--radius-sm);
  background:var(--sell-soft);color:var(--sell-text);font-size:12px;font-weight:600;
}
  margin:0 0 10px;padding:8px 10px;border-radius:var(--radius-sm);
  background:var(--sell-soft);color:var(--sell-text);font-size:12px;font-weight:600;
}
@media (max-width:600px){
  .oc-head-calls,.oc-call{grid-template-columns:1fr 56px}
  .oc-head-puts,.oc-put{grid-template-columns:56px 1fr}
  .oc-head-calls span:nth-child(2),.oc-head-calls span:nth-child(4),
  .oc-head-puts span:nth-child(2),.oc-head-puts span:nth-child(4),
  .oc-chg,.oc-actions{display:none}
  .oc-ltp{font-size:12px;padding:3px 6px}
  .oc-oi{font-size:10px}
}

/* Strategy builder */
.strategy-grid{align-items:start}
.strategy-controls{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-bottom:var(--space-4)}
.leg-form .input{max-width:140px}
.legs-table-wrap{overflow:auto;border:1px solid var(--border);border-radius:var(--radius);margin-top:var(--space-3)}
.legs-table{width:100%;border-collapse:collapse;font-size:13px}
.legs-table th,.legs-table td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border)}
.legs-table th{font-size:10px;text-transform:uppercase;color:var(--text-tertiary);background:var(--bg-elevated)}
.legs-table .leg-buy{color:var(--buy-text)}
.legs-table .leg-sell{color:var(--sell-text)}
.payoff-wrap{width:100%;min-height:280px}
.payoff-wrap canvas{display:block;width:100%;height:280px}
.payoff-stats .stat{padding:var(--space-3);border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elevated)}
.payoff-stats .stat span{display:block;font-size:10px;color:var(--text-tertiary);text-transform:uppercase;margin-bottom:4px}
.payoff-stats .stat strong{font-size:16px}
.ai-brief{background:var(--bg-elevated)}
.ai-brief ul{margin:var(--space-2) 0 0;padding-left:18px;color:var(--text-secondary)}

.settings-pre{
  margin-top:var(--space-3);padding:var(--space-3);border-radius:var(--radius);
  background:var(--bg-elevated);border:1px solid var(--border);font-size:12px;overflow:auto;
}
.settings-stack{display:flex;flex-direction:column;gap:var(--space-4)}
.settings-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3);flex-wrap:wrap;margin-bottom:var(--space-3)}
.settings-card-desc{margin:4px 0 0;font-size:13px}
.settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-4)}
.settings-account-card h3,.settings-install-card h3,.settings-grid h3{margin:0 0 4px}
.live-account-panel--hero .account-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-4)}
.live-account-panel--hero .metric-card{
  padding:var(--space-5) var(--space-4);border:1px solid var(--border);border-radius:var(--radius-lg);
  background:var(--bg-elevated);display:grid;gap:var(--space-2);min-height:108px;
}
.live-account-panel--hero .metric-label{font-size:11px;letter-spacing:.04em}
.live-account-panel--hero .metric-val{font-size:clamp(24px,3vw,32px);line-height:1.1}
.live-account-panel--hero .metric-sub{font-size:13px;margin:var(--space-3) 0 0}
.settings-toggles{display:grid;gap:0;margin-top:var(--space-2)}
.setting-row{
  display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);
  padding:var(--space-4) 0;border-bottom:1px solid var(--border);cursor:pointer;
}
.setting-row:last-child{border-bottom:none;padding-bottom:0}
.setting-row-text{display:grid;gap:2px;min-width:0}
.setting-row-text strong{font-size:14px;font-weight:600}
.setting-row-text small{font-size:12px;line-height:1.35}
.setting-toggle{position:relative;flex-shrink:0;width:44px;height:26px}
.setting-toggle input{
  position:absolute;inset:0;opacity:0;width:100%;height:100%;margin:0;cursor:pointer;z-index:1;
}
.setting-toggle-ui{
  display:block;width:44px;height:26px;border-radius:999px;background:var(--surface-hover);
  border:1px solid var(--border);transition:background .2s,border-color .2s;position:relative;
}
.setting-toggle-ui::after{
  content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;
  background:var(--text-secondary);transition:transform .2s,background .2s;
}
.setting-toggle input:checked + .setting-toggle-ui{background:var(--brand);border-color:var(--brand)}
.setting-toggle input:checked + .setting-toggle-ui::after{transform:translateX(18px);background:#fff}
.settings-install-card{
  display:grid;grid-template-columns:1fr auto;grid-template-rows:auto auto;gap:var(--space-3) var(--space-4);align-items:center;
}
.settings-install-copy{grid-column:1}
.settings-install-card .btn.primary{grid-column:2;grid-row:1 / span 2;align-self:center;white-space:nowrap}
.settings-install-hint{grid-column:1 / -1;font-size:12px;margin:0;line-height:1.5}
@media (max-width:900px){
  .settings-grid,.live-account-panel--hero .account-metrics{grid-template-columns:1fr}
  .settings-install-card{grid-template-columns:1fr}
  .settings-install-card .btn.primary{grid-column:1;grid-row:auto;justify-self:start}
}

/* Trading desk layout */
#deskContent,#historyContent,#gammaContent,#oiContent{display:flex;flex-direction:column;gap:var(--space-4)}
#deskContent > *,#historyContent > *,#gammaContent > *,#oiContent > *{margin-top:0!important;margin-bottom:0!important}
#deskContent .section,#historyContent .section,#gammaContent .section,#oiContent .section{margin-top:0}
#page-desk .chain-filters,#page-history .chain-filters,#page-gamma .chain-filters,#page-oi .chain-filters{margin-bottom:var(--space-4)}
#page-gamma .chain-filters{gap:var(--space-3)}
#page-oi .chain-filters{gap:var(--space-3)}
.oi-summary.grid3{gap:var(--space-4)}
#oiContent .grid2{gap:var(--space-4)}
.activity-index-card{margin-bottom:0}
.news-event-card{border-left:3px solid var(--brand-soft)}
.impact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-3)}
.impact-box{padding:var(--space-3);border-radius:var(--radius);background:var(--bg-elevated);border:1px solid var(--border)}
.impact-box p{margin:6px 0 0;font-size:13px;color:var(--text-secondary);line-height:1.45}
.gamma-teaser{border-left:3px solid var(--accent, #f0b90b)}
.desk-stack{display:flex;flex-direction:column;gap:var(--space-3)}
.gamma-blast-card,.trade-call-card,.copilot-card{margin-top:0}

/* Trading desk */
.trade-call-card.primary-call{border-color:rgba(14,203,129,.35);box-shadow:0 0 0 1px rgba(14,203,129,.12)}
.trade-call-head{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-3);margin-top:var(--space-3)}
.trade-call-head h3{margin:0;font-size:18px}
.trade-prices .price-box{padding:var(--space-3);border-radius:var(--radius);background:var(--bg-elevated);border:1px solid var(--border)}
.trade-prices .price-box span{display:block;font-size:10px;text-transform:uppercase;color:var(--text-tertiary);margin-bottom:4px}
.trade-prices .price-box strong{font-size:18px}
.trade-prices .entry strong{color:var(--brand)}
.trade-prices .sl strong{color:var(--sell-text)}
.trade-prices .target strong{color:var(--buy-text)}
.trade-meta{font-size:12px;color:var(--text-secondary);gap:var(--space-3)!important}
.trade-outcome .stat{padding:var(--space-3);border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elevated)}
.desk-summary{margin-bottom:0}
.desk-capital{font-size:12px;text-align:right}
.alt-trades{display:grid;gap:var(--space-3)}
.disclaimer{font-size:11px}
.index-compare .metric-card{display:grid;gap:4px}
.metric-card .metric-label{font-size:11px;color:var(--text-tertiary);text-transform:uppercase;font-weight:700}
.metric-card .metric-val{font-size:22px;font-weight:700}
.metric-card .metric-sub{font-size:12px;margin:0}

/* OI analytics */
.oi-summary{margin-bottom:0}
.reason-list{margin:0;padding-left:18px;color:var(--text-secondary)}
.reason-list li{margin-bottom:6px}
.signal-time{margin:var(--space-2) 0 0;font-size:12px}
.move-analysis,.signal-context,.trade-brief{border-top:1px solid var(--border);padding-top:var(--space-3)}
.move-analysis h4,.signal-context h4,.trade-brief h4{margin:0 0 var(--space-2);font-size:13px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em}
.move-grid .stat span{font-size:11px}
.oi-target-note{font-size:13px;color:var(--accent-green)}
.warn-note{font-size:12px;color:var(--accent-red);margin-top:var(--space-2)}
.data-note{font-size:11px;margin-top:var(--space-2);font-style:italic}
.session-banner{margin-bottom:0}
.session-banner.yellow{border-color:rgba(240,185,11,.35)}
.session-banner.red{border-color:rgba(246,70,93,.4)}
.session-meta{font-size:11px;margin:var(--space-2) 0 0}
.desk-alert{padding:10px 14px;border-radius:var(--radius);margin-bottom:var(--space-3);font-size:13px}
.desk-alert.signal{background:rgba(14,203,129,.12);border:1px solid rgba(14,203,129,.3)}
.desk-alert.info{background:rgba(59,130,246,.1);border:1px solid rgba(59,130,246,.25)}
.desk-alert.success{background:rgba(14,203,129,.12);border:1px solid rgba(14,203,129,.35);color:var(--buy-text)}
.desk-alert.error{background:rgba(246,70,93,.12);border:1px solid rgba(246,70,93,.35);color:var(--sell-text)}
.desk-alert.red,.desk-alert.exit{background:rgba(246,70,93,.12);border:1px solid rgba(246,70,93,.3)}
.copilot-card{margin-bottom:var(--space-2)}
.copilot-card.critical{border-color:rgba(246,70,93,.5);box-shadow:0 0 0 1px rgba(246,70,93,.2)}
.copilot-msg{font-size:14px;margin:var(--space-2) 0}
.today-log .log-row{padding:6px 0;border-bottom:1px solid var(--border);font-size:12px}
.price-box.target strong{font-size:15px;color:var(--accent-green)}
.heatmap{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.heatmap-head,.heatmap-row{display:grid;grid-template-columns:1fr 72px 1fr;font-size:11px}
.heatmap-head{padding:8px 10px;background:var(--bg-elevated);color:var(--text-tertiary);font-weight:700;text-transform:uppercase}
.heatmap-row{border-top:1px solid var(--border);min-height:36px}
.heatmap-row.atm{background:var(--atm-bg)}
.hm-cell{position:relative;padding:6px 10px;display:flex;align-items:center;gap:8px;overflow:hidden}
.hm-strike{display:grid;place-items:center;font-weight:700;border-left:1px solid var(--border);border-right:1px solid var(--border)}
.hm-bar{position:absolute;left:0;top:0;bottom:0;opacity:.25;max-width:100%}
.hm-cell.ce .hm-bar{background:var(--buy)}
.hm-cell.pe .hm-bar{background:var(--sell)}
.hm-val,.hm-chg{position:relative;z-index:1;font-variant-numeric:tabular-nums}
.hm-chg{font-size:10px;font-weight:600}
.oi-mini-card{padding:var(--space-3);border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elevated)}
.oi-mini-card h4{margin:0 0 var(--space-2);font-size:13px}
.oi-signal-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.oi-signal-list li{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:12px;padding:8px;border-radius:var(--radius-sm);background:var(--surface);border:1px solid var(--border)}
.window-banner{margin-bottom:0}
.window-banner.warn{border-color:rgba(251,191,36,.35);background:rgba(251,191,36,.08)}

.order-modal-backdrop{
  position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:90;
  display:flex;align-items:center;justify-content:center;padding:var(--space-4);
}
.order-modal{max-width:440px;width:100%}
.order-confirm-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3)}
.order-confirm-grid span.muted{display:block;font-size:11px;margin-bottom:4px}
.window-stats{gap:16px;font-size:13px}
.window-stats strong{font-size:15px}
.surge-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:var(--space-2)}
.surge-legend{font-size:11px;margin-bottom:var(--space-2)}
.surge-card{padding:var(--space-3);border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elevated)}
.surge-card.surge-buy{border-color:rgba(14,203,129,.25)}
.surge-card.surge-sell{border-color:rgba(246,70,93,.3)}
.surge-flow{font-size:10px;margin:6px 0 0;line-height:1.3}
.surge-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.surge-meta{display:flex;flex-wrap:wrap;gap:8px;font-size:11px;color:var(--text-secondary)}
.stack-gap{display:grid;gap:var(--space-3)}

/* History */
.history-list{display:grid;gap:6px;max-height:420px;overflow:auto}
.history-item{display:flex;justify-content:space-between;align-items:center;width:100%;padding:10px 12px;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-elevated);text-align:left}
.history-item.active{
  border-color:var(--brand);
  background:var(--brand);
  color:#fff;
  box-shadow:0 2px 8px rgba(56,97,251,.35);
}
.history-item.active .muted{color:rgba(255,255,255,.75)}
.history-layout{align-items:start}

.icon-btn{
  width:36px;height:36px;border-radius:var(--radius);border:1px solid var(--border);
  background:var(--surface);color:var(--text-secondary);display:grid;place-items:center;
}

.toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%);
  padding:12px 20px;border-radius:var(--radius);background:var(--surface);
  border:1px solid var(--border);box-shadow:var(--shadow);z-index:100;font-size:13px;font-weight:600;
}

/* Smart alert toasts — non-blocking corner stack */
.alert-toast-stack{
  position:fixed;top:72px;right:16px;z-index:200;
  display:flex;flex-direction:column;gap:10px;
  max-width:min(320px,calc(100vw - 24px));
  pointer-events:none;
}
.alert-toast-stack[hidden]{display:none!important}
.alert-toast{
  pointer-events:auto;padding:10px 12px;border-radius:var(--radius);
  box-shadow:0 8px 28px rgba(0,0,0,.35);
  animation:alertToastIn .22s ease;
  border:1px solid var(--border);
  background:var(--bg-elevated);
}
@keyframes alertToastIn{
  from{transform:translateX(12px);opacity:0}
  to{transform:translateX(0);opacity:1}
}
.alert-toast-top{align-items:flex-start;gap:8px;margin-bottom:8px}
.alert-toast-icon{font-size:18px;line-height:1;flex-shrink:0;margin-top:1px}
.alert-toast-copy{flex:1;min-width:0}
.alert-toast-title{display:block;font-size:13px;line-height:1.3;margin-bottom:2px}
.alert-toast-msg{margin:0;font-size:12px;line-height:1.35;color:var(--text-secondary)}
.alert-toast-detail{margin:4px 0 0;font-size:11px;line-height:1.3}
.alert-toast-close{width:26px;height:26px;font-size:12px;flex-shrink:0}
.alert-toast-actions{margin:0;gap:6px}
.alert-toast-actions .btn-sm{padding:5px 10px;font-size:11px}
.alert-toast-more{margin:0;font-size:10px;text-align:right;pointer-events:none}
.alert-toast.alert-exit{border-left:3px solid var(--sell-text)}
.alert-toast.alert-trail{border-left:3px solid var(--accent)}
.alert-toast.alert-signal{border-left:3px solid var(--buy-text)}
.alert-toast.alert-gamma{border-left:3px solid #f0b90b}
.alert-toast.alert-flow{border-left:3px solid #ff6b35}
.alert-toast.alert-watch{border-left:3px solid var(--text-tertiary)}
.alert-toast.alert-info{border-left:3px solid var(--brand)}
body.live-charts-docked .alert-toast-stack{top:12px;right:12px}
@media(max-width:1023px){
  .alert-toast-stack{top:auto;bottom:16px;right:12px;left:12px;max-width:none}
}

/* PWA install banner */
.pwa-install-banner{
  position:fixed;bottom:72px;left:50%;transform:translateX(-50%);
  z-index:150;width:min(420px,calc(100% - 32px));animation:alertSlideUp .25s ease;
}
.pwa-install-inner{display:flex;flex-direction:column;gap:12px;box-shadow:var(--shadow)}
.pwa-install-inner p{margin:4px 0 0;font-size:12px}
.btn-sm{padding:8px 14px;font-size:12px}

@media (max-width:1024px){
  .pwa-install-banner{bottom:16px}
  .app{grid-template-columns:1fr}
  .sidebar{
    position:fixed;left:0;top:0;z-index:50;width:min(280px,88vw);
    transform:translateX(-105%);transition:transform .2s ease;
    box-shadow:var(--shadow);
  }
  .sidebar.open{transform:translateX(0)}
  .sidebar-backdrop{
    display:none;position:fixed;inset:0;z-index:45;
    background:rgba(0,0,0,.45);border:none;padding:0;margin:0;
  }
  .sidebar-backdrop.visible{display:block}
  .app-header .icon-btn.menu-toggle{display:grid!important}
  .mobile-brand{display:block}
  .grid2,.grid3{grid-template-columns:1fr}
  .chain-page{height:auto;min-height:calc(100dvh - 220px)}
}

@media (min-width:1025px){
  body.sidebar-collapsed .app{grid-template-columns:1fr}
  body.sidebar-collapsed .sidebar{
    position:fixed;left:0;top:0;z-index:50;
    transform:translateX(-105%);
    box-shadow:var(--shadow);
  }
  body.sidebar-collapsed .app-header .icon-btn.menu-toggle{display:grid!important}
  .sidebar-collapse-btn{display:grid}
}

@media (max-width:1024px){
  .sidebar-collapse-btn{display:none}
}

/* Live tick chart panel — side drawer, collapse / expand */
.live-chart-panel{
  position:fixed;top:56px;right:var(--live-chart-gap);bottom:32px;z-index:40;
  width:min(var(--live-chart-w),calc(100vw - var(--sidebar) - var(--live-chart-gap) * 2 - var(--live-chart-tab-w)));
  transform:translateX(calc(100% - var(--live-chart-tab-w)));
  transition:transform .22s ease,top .22s ease,bottom .22s ease;
  pointer-events:none;
  overflow:visible;
}
body.live-charts-open .live-chart-panel{top:0;bottom:0;z-index:55}
body.live-charts-open .app-header,
body.live-charts-open .app-footer{display:none}
.live-chart-panel.open{
  transform:translateX(0);
  pointer-events:auto;
}
.live-chart-tab{
  position:absolute;left:0;top:50%;
  transform:translate(calc(-100% - 4px),-50%);
  width:var(--live-chart-tab-w);height:52px;
  display:grid;place-items:center;
  border-radius:var(--radius-sm) 0 0 var(--radius-sm);
  background:var(--bg-elevated);color:var(--text-tertiary);
  border:1px solid var(--border);border-right:none;
  box-shadow:-3px 0 12px rgba(15,23,42,.08);
  pointer-events:auto;cursor:pointer;z-index:1;
  transition:opacity .18s ease,visibility .18s ease,color .15s,background .15s;
}
.live-chart-tab:hover{color:var(--text);background:var(--surface-hover)}
.live-chart-panel.open .live-chart-tab{
  opacity:0;visibility:hidden;pointer-events:none;
}
.live-chart-inner{
  height:100%;display:flex;flex-direction:column;gap:var(--space-2);
  padding:var(--space-3);overflow:hidden;background:var(--bg-elevated);
  border:1px solid var(--border);border-radius:var(--radius-lg) 0 0 var(--radius-lg);
  box-shadow:var(--shadow);
}
.live-chart-toolbar{display:flex;flex-direction:column;gap:6px;flex-shrink:0}
.live-chart-toolbar-row{display:flex;align-items:center;gap:6px;min-width:0}
.live-chart-toolbar .seg-fill{flex:1;min-width:0}
.live-chart-toolbar .seg-tight{flex-shrink:0}
.live-chart-toolbar .seg button{padding:6px 8px;font-size:11px}
.live-chart-actions{display:flex;align-items:center;gap:4px;flex-shrink:0;margin-left:auto}
.icon-btn-sm{width:28px;height:28px;font-size:14px}
.live-feed-dot{
  width:8px;height:8px;border-radius:50%;background:var(--text-tertiary);flex-shrink:0;
}
.live-feed-dot.live{background:var(--buy);box-shadow:0 0 0 3px var(--buy-soft)}
.live-feed-dot.loading{background:var(--accent);animation:livePulse 1s ease infinite}
.live-feed-dot.closed{background:var(--sell);box-shadow:0 0 0 3px rgba(246,70,93,.15)}
@keyframes livePulse{50%{opacity:.45}}
.live-chart-note{font-size:10px;margin:0;line-height:1.35;color:var(--sell-text)}
.live-chart-layers{display:flex;flex-wrap:wrap;gap:4px}
.live-layer{
  padding:3px 7px;font-size:10px;font-weight:600;border-radius:999px;
  border:1px solid var(--border);background:var(--surface);color:var(--text-tertiary);
  transition:background .15s,color .15s,border-color .15s;
}
.live-layer.active{
  background:rgba(56,97,251,.12);border-color:rgba(56,97,251,.35);color:var(--brand);
}
.live-chart-hud{
  display:flex;flex-wrap:wrap;gap:6px 10px;flex-shrink:0;
  padding:4px 0 2px;font-size:10px;color:var(--text-secondary);
}
.live-chart-hud span{
  padding:2px 8px;border-radius:999px;background:rgba(148,163,184,.08);
  border:1px solid rgba(148,163,184,.12);
}
.live-chart-hud strong{font-weight:600;color:var(--text);margin-left:4px}
.live-chart-strike-inline{flex:1;min-width:0;gap:4px}
.live-chart-strike-inline .strike-btn{min-width:28px;padding:6px 8px}
.live-chart-strike-select{flex:1;min-width:0;padding:6px 8px;font-size:12px;font-weight:600}
.live-chart-quote{
  justify-content:space-between;align-items:baseline;flex-shrink:0;
  padding:2px 0;border-bottom:1px solid var(--border);
}
.live-chart-quote strong:first-child{font-size:12px;font-weight:600;color:var(--text-secondary)}
.live-chart-quote strong:last-child{font-size:18px;font-weight:700}
.live-chart-canvas-main{
  flex:1;min-height:0;border-radius:var(--radius-sm);
  background:var(--chart-bg);border:1px solid var(--border);
}
.live-chart-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;flex-shrink:0;
}
.live-chart-stat{
  display:flex;align-items:center;justify-content:center;gap:6px;
  padding:4px 6px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
}
.live-chart-stat span{font-size:10px;color:var(--text-tertiary);font-weight:700}
.live-chart-stat strong{font-size:12px}
@media (max-width:1023px){
  .live-chart-panel{display:none}
}
@media (min-width:1024px){
  body.live-charts-docked:not(.live-charts-open) .main-body,
  body.live-charts-docked:not(.live-charts-open) .app-header,
  body.live-charts-docked:not(.live-charts-open) .app-footer{
    padding-right:calc(var(--space-5) + var(--live-chart-tab-w) + 16px);
  }
  body.live-charts-open .main-body,
  body.live-charts-open .app-header,
  body.live-charts-open .app-footer{
    padding-right:calc(var(--live-chart-w) + var(--live-chart-gap) * 2 + var(--live-chart-tab-w));
    max-width:none;
  }
  body.live-charts-open .main-body{max-width:none}
}