/* ============================================================
   shared.css — Cross-page layout, sidebar, responsive, utilities
   ============================================================ */

/* ── CSS Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

/* ── Root Variables ── */
:root{
  --call:#3fb950;
  --put:#f85149;
  --accent:#a78bfa;
  --bg:#0d1117;
  --surface:#161b22;
  --surface2:#1c2128;
  --border:#30363d;
  --muted:#8b949e;
  --text:#c9d1d9;
  --gold:#e3b341;
}

/* ── HTML / Body ── */
html{height:100%;color-scheme:dark}
body{height:100%;background:var(--bg);color:var(--text);font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;font-size:14px;margin-left:190px;padding-top:46px;color-scheme:dark}

/* ── Scrollbar (dark red matching logo) ── */
*{scrollbar-width:thin !important;scrollbar-color:#cc2233 #0d1117 !important}
html,body,div,nav,main,section,aside,article{scrollbar-width:thin !important;scrollbar-color:#cc2233 #0d1117 !important}
::-webkit-scrollbar{width:8px !important;height:8px !important}
::-webkit-scrollbar-track{background:#0d1117 !important}
::-webkit-scrollbar-thumb{background:#cc2233 !important;border-radius:4px !important}
::-webkit-scrollbar-thumb:hover{background:#e02040 !important}
::-webkit-scrollbar-corner{background:#0d1117 !important}
html::-webkit-scrollbar{width:8px !important;height:8px !important}
html::-webkit-scrollbar-track{background:#0d1117 !important}
html::-webkit-scrollbar-thumb{background:#cc2233 !important;border-radius:4px !important}
html::-webkit-scrollbar-corner{background:#0d1117 !important}

/* ── Standard Page Header Bar ── */
#sd-tb{position:fixed;top:0;left:190px;right:0;height:46px;z-index:9998;background:#161b22;border-bottom:1px solid #30363d;display:flex;align-items:center;gap:10px;padding:0 18px;box-sizing:border-box;font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif}
#sd-tb .sd-dot{width:8px;height:8px;border-radius:50%;background:#60a5fa;flex-shrink:0;animation:sd-pulse 1.8s ease-in-out infinite}
#sd-tb .sd-name{font-size:15px;font-weight:800;color:#fff;white-space:nowrap}
#sd-tb .sd-desc{font-size:13px;color:#8b949e;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@keyframes sd-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.3;transform:scale(.8)}}
/* top-actions no longer used — buttons are inside sd-tb */
#qg-btn{display:flex;align-items:center;gap:5px;padding:4px 12px 4px 9px;border-radius:16px;background:#1c2128;border:1px solid #30363d;color:#a78bfa;font-size:11px;font-weight:700;cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.4);transition:background .15s,border-color .15s;user-select:none;letter-spacing:.2px;white-space:nowrap;line-height:1}
#qg-btn:hover{background:#2d1b6e;border-color:#a78bfa;color:#c4b5fd}
#qg-btn-q{width:17px;height:17px;border-radius:50%;background:#a78bfa;color:#0d1117;font-size:11px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
@keyframes mn-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.75)}}

/* ── Link Reset ── */
a{color:inherit;text-decoration:none}

/* ── Utility Classes ── */
.up{color:var(--call)}
.down{color:var(--put)}
.neutral{color:var(--muted)}

/* ── Sidebar ── */
#sidebar{position:fixed;left:0;top:0;width:190px;height:100vh;background:#000000;border-right:1px solid #30363d;padding:16px 0;display:flex;flex-direction:column;z-index:100;overflow-y:auto}

/* ── Sidebar Logo ── */
.sb-title{display:none}
.sb-logo{display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 16px 14px;border-bottom:none;margin-bottom:8px}
.sb-wordmark{display:flex;align-items:baseline;gap:0;line-height:1;user-select:none}
.sb-signal{font-size:15px;font-weight:800;color:#fff;letter-spacing:-.3px}
.sb-deskword{font-size:15px;font-weight:400;color:#a78bfa;letter-spacing:-.3px}

/* ── Nav Section Labels ── */
.nav-section{font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:#555;padding:12px 10px 4px;font-weight:700;cursor:pointer;user-select:none}

/* ── Nav Layout ── */
#sidebar nav{display:flex;flex-direction:column;gap:2px;padding:0 8px}

/* ── Nav Links ── */
#sidebar .nav-link{color:#8b949e;text-decoration:none;padding:5px 10px;border-radius:6px;font-size:12px;display:block}
#sidebar .nav-link:hover{background:#21262d;color:#fff;border-bottom:2px solid #fff;padding-bottom:4px}
#sidebar .nav-link.active{background:#1a1030;color:#a78bfa;border-left:3px solid #a78bfa;padding-left:7px}

/* ── Sidebar Backdrop ── */
#sidebar-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:140;opacity:0;pointer-events:none;transition:opacity .3s ease}
#sidebar-backdrop.active{opacity:1;pointer-events:auto}

/* ── Mobile Top Bar (hidden on desktop) ── */
#mobile-topbar{display:none}
#mobile-cards{display:none}

/* ── Skeleton Loading ── */
.skeleton{background:linear-gradient(90deg,var(--surface2) 25%,var(--border) 50%,var(--surface2) 75%);background-size:200% 100%;animation:skeleton-pulse 1.5s infinite}
@keyframes skeleton-pulse{0%{background-position:200% 0}100%{background-position:-200% 0}}
.skeleton-row{height:32px;border-radius:4px;margin-bottom:4px}

/* ── Collapsible Nav Sections ── */
.nav-group{overflow:hidden;transition:max-height .3s ease}
.nav-group.collapsed{max-height:0 !important}
.section-arrow{display:inline-block;transition:transform .2s;font-size:8px;margin-right:4px}
.section-arrow.collapsed{transform:rotate(-90deg)}


/* ============================================================
   RESPONSIVE BREAKPOINTS
   ============================================================ */

/* ── Touch-friendly improvements (iPad + touch devices) ── */
@media(pointer:coarse){
  .nav-link{min-height:44px;display:flex;align-items:center}
  button,select,input{min-height:44px}
  .uoa-flt,.flt-btn,.aflt{min-height:40px;padding:8px 14px}
  .nav-link:hover{background:transparent;border-bottom:none}
}

/* ── iPad Air landscape / between tablet and desktop (1025–1180px) ── */
@media(max-width:1180px) and (min-width:1025px){
  #sidebar{width:160px}
  #sidebar .nav-link{font-size:11px;padding:5px 8px}
  body{margin-left:160px !important}
  #sd-tb{left:160px !important}
  .page-wrap{padding:12px 14px !important}
  .wrap{padding:12px !important}
  .top-row{grid-template-columns:1fr 1fr !important}
  .two-col{grid-template-columns:1fr 1fr !important}
  .stats-grid{grid-template-columns:repeat(3,1fr) !important}
}

/* ── Breakpoint 1: Tablet (max-width: 1024px) ── */
@media(max-width:1024px){
  /* Sidebar: collapse to 60px icon-only */
  #sidebar{width:60px;padding:8px 0;overflow:hidden}
  #sidebar .sb-logo img{width:40px}
  #sidebar .sb-wordmark,#sidebar .nav-section{display:none}
  #sidebar .nav-link{font-size:0;padding:10px 0;display:flex;align-items:center;justify-content:center;height:38px}
  #sidebar .nav-link::after{content:attr(data-short);font-size:11px;font-weight:700;color:inherit;display:block;width:40px;text-align:center;overflow:hidden}
  #sidebar .nav-group{max-height:none !important}
  #sidebar .section-arrow{display:none}
  #sidebar #mkt-clock{display:none}
  #sidebar .sb-logo{padding:10px 8px;justify-content:center}
  #sidebar .sb-logo svg{margin:0}

  /* Body: adjust for narrower sidebar */
  body{margin-left:60px !important}

  /* Header bar: adjust left position */
  #sd-tb{left:60px !important}

  /* Tables: horizontal scroll */
  .tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
  table{min-width:800px}

  /* KPI/stats strips: wrap */
  #stats-strip{flex-wrap:wrap;gap:8px;padding:8px 12px}

  /* Touch targets: minimum 44px */
  .nav-link,.flt-btn,.uoa-flt,.aflt,button,select{min-height:44px}

  /* Cards/grids: reduce columns */
  .top-row{grid-template-columns:1fr 1fr !important}
  .two-col{grid-template-columns:1fr !important}
  .stats-grid{grid-template-columns:repeat(2,1fr) !important}

  /* Filter rows: horizontal scroll on tablet */
  .filter-row,.filter-bar{overflow-x:auto;-webkit-overflow-scrolling:touch;flex-wrap:nowrap}

  /* Reduce content padding */
  .page-wrap{padding:10px 12px !important}
  .wrap{padding:10px 12px !important}

  /* Sentiment bar: full width when wrapped */
  #sentiment-bar-wrap{width:100%;max-width:100%}
}

/* ── Tablet landscape (max-width: 1024px, landscape) ── */
@media(max-width:1024px) and (orientation:landscape){
  #sidebar{width:80px}
  body{margin-left:80px !important}
  #sd-tb{left:80px !important}
  #sd-tb{height:40px}
  body{padding-top:40px !important}
  .page-wrap{padding-top:8px !important}
}

/* ── Breakpoint 2: Mobile (max-width: 768px) ── */
@media(max-width:768px){
  /* Reset ALL tablet sidebar overrides first */
  #sidebar{width:280px !important;padding:16px 0 !important;overflow:visible !important;overflow-y:auto !important;position:fixed;left:0;top:0;height:100vh;z-index:150;transform:translateX(-100%);transition:transform .3s ease;visibility:hidden;pointer-events:none;background:#000000;border-right:1px solid var(--border)}
  #sidebar.mobile-open{transform:translateX(0);visibility:visible;pointer-events:auto}
  #sidebar .sb-wordmark{display:flex !important}
  #sidebar .sb-logo{padding:14px 16px 14px !important;justify-content:flex-start !important}
  #sidebar .nav-section{display:block !important;font-size:11px !important}
  #sidebar .nav-link{font-size:12px !important;padding:8px 14px !important;justify-content:flex-start !important;height:auto !important;min-height:44px;display:flex !important;align-items:center}
  #sidebar .nav-link::after{display:none !important;content:none !important}
  #sidebar #mkt-clock{display:none}
  /* Hide less-important nav links on mobile for cleaner menu */
  #sidebar .nav-link[href="/guide"],
  #sidebar .nav-link[href="/flow-alerts"],
  #sidebar .nav-link[href="/contract-lookup"],
  #sidebar .nav-link[href="/premarket"],
  #sidebar .nav-link[href="/order-flow"],
  #sidebar .nav-link[href="/anomaly"],
  #sidebar .nav-link[href="/levels"],
  #sidebar .nav-link[href="/options-calc"],
  #sidebar .nav-link[href="/compare"],
  #sidebar .nav-link[href="/daily"],
  #sidebar .nav-link[href="/holidays"],
  #sidebar #tour-replay-btn{display:none !important}
  body{margin-left:0 !important;padding-top:48px !important;overflow-x:hidden !important}
  html{overflow-y:auto !important;overflow-x:hidden !important}

  /* Override page-level #sd-tb left:190px */
  #sd-tb{left:0 !important;display:none !important}

  /* Override page-level #shell margin-left:190px */
  #shell{margin-left:0 !important}

  /* Override page-level #detail-drawer left:190px */
  #detail-drawer{left:0 !important}

  /* Mobile top bar */
  #mobile-topbar{display:flex !important;position:fixed;top:0;left:0;right:0;height:48px;background:var(--surface);border-bottom:1px solid var(--border);z-index:120;align-items:center;padding:0 12px;gap:8px}
  #mobile-hamburger{background:none;border:none;color:var(--text);font-size:22px;cursor:pointer;padding:6px 8px;line-height:1;touch-action:manipulation;min-width:44px;min-height:44px;display:flex;align-items:center;justify-content:center}
  #mobile-brand{flex:1;text-align:center;font-size:15px;font-weight:800;color:var(--text);letter-spacing:-.3px}
  #mobile-brand .mb-signal{color:#fff}
  #mobile-brand .mb-desk{color:var(--accent)}
  #mobile-clock{font-size:11px;color:var(--muted);font-family:'SF Mono',monospace;text-align:right;min-width:60px}

  /* Stats strip — compact grid (shared layout override) */
  #stats-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;padding:8px 10px}
  #stats-strip .kpi{min-width:0;padding:4px 8px}
  #stats-strip .kpi .kpi-val{font-size:15px}
  #stats-strip .kpi .kpi-label{font-size:11px;letter-spacing:.5px}
  #stats-strip .kpi.kpi-idx .kpi-val{font-size:14px}
  #sentiment-bar-wrap{grid-column:1/-1;max-width:100%}
  .kpi.kpi-dp{display:none}
  #kpi-iwm-wrap{display:none}

  /* Mobile cards container */
  #mobile-cards{display:block;flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:8px}

  /* Signal card styles (mobile layout) */
  .signal-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:12px 14px;margin-bottom:10px;box-shadow:0 2px 8px rgba(0,0,0,.3);transition:border-color .2s}
  .signal-card:active{border-color:var(--accent)}
  .signal-card-top{display:flex;align-items:center;gap:8px;margin-bottom:8px}
  .signal-card-score{font-size:13px;font-weight:800;padding:3px 8px;border-radius:6px;flex-shrink:0}
  .signal-card-ticker{font-size:18px;font-weight:800;color:var(--text);flex:1;cursor:pointer}
  .signal-card-dir{font-size:11px;font-weight:700;padding:3px 10px;border-radius:5px;flex-shrink:0;letter-spacing:.5px}
  .signal-card-dir.dir-call{background:#1a3a1a;color:var(--call);border:1px solid var(--call)}
  .signal-card-dir.dir-put{background:#2a1a1a;color:var(--put);border:1px solid var(--put)}
  .signal-card-mid{display:flex;align-items:center;gap:10px;margin-bottom:6px;flex-wrap:wrap}
  .signal-card-mid span{font-size:12px;color:var(--muted)}
  .signal-card-mid .sc-premium{color:var(--gold);font-weight:700;font-size:13px}
  .signal-card-mid .sc-flow{font-size:11px;font-weight:700;padding:2px 6px;border-radius:4px}
  .signal-card-mid .sc-flow.flow-sweep{background:#2a2000;color:#e3b341;border:1px solid #e3b341}
  .signal-card-mid .sc-flow.flow-block{background:#001a2a;color:#60a5fa;border:1px solid #60a5fa}
  .signal-card-bottom{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--muted)}
  .signal-card-bottom .sc-voloi{color:var(--accent);font-weight:600}
  .signal-card.card-call{border-left:3px solid var(--call)}
  .signal-card.card-put{border-left:3px solid var(--put)}
  .signal-card.card-golden{background:linear-gradient(90deg,#f5c51808 0%,transparent 60%)}

  /* ── Tables: horizontal scroll on mobile ── */
  table{min-width:600px !important}
  .tbl-wrap,.table-wrap,.table-container{overflow-x:auto !important;-webkit-overflow-scrolling:touch}

  /* ── Grids: stack to single column on mobile ── */
  .top-row,.two-col,.grid-2,.grid-3,.grid-4{grid-template-columns:1fr !important}
  .stats-grid{grid-template-columns:repeat(2,1fr) !important}

  /* ── Filter rows: horizontal scroll ── */
  .filter-row,.filter-bar,.flt-row{overflow-x:auto !important;-webkit-overflow-scrolling:touch;flex-wrap:nowrap !important;gap:6px}

  /* ── Content padding: tighter on mobile ── */
  .page-wrap,.wrap{padding:8px 10px !important}

  /* ── Font size reduction ── */
  h1{font-size:20px !important}
  h2{font-size:16px !important}
  h3{font-size:14px !important}

  /* ── Flex layouts: wrap on mobile ── */
  .hero-stats{flex-wrap:wrap !important;gap:8px}

  /* ── TradingView modal: full screen on mobile ── */
  #tv-modal-inner{width:100vw !important;height:100vh !important;border-radius:0 !important}
}

/* ── Breakpoint 3: Small phones (max-width: 390px) ── */
@media(max-width:390px){
  #stats-strip{gap:4px;padding:6px 6px}
  #stats-strip .kpi .kpi-val{font-size:14px}
  #stats-strip .kpi .kpi-label{font-size:11px}
  #stats-strip .kpi{padding:3px 6px}
  .signal-card{padding:10px 10px}
  .signal-card-ticker{font-size:16px}
  .signal-card-top{gap:6px;margin-bottom:6px}
  .signal-card-mid{flex-direction:column;align-items:flex-start;gap:4px}
  .signal-card-mid span{font-size:11px}
  .signal-card-bottom{flex-wrap:wrap;gap:6px}
  .signal-card-bottom span{font-size:11px}
  #mobile-topbar{padding:0 8px}
  #mobile-brand{font-size:13px}
  #mobile-clock{font-size:11px}
  body{font-size:13px !important}
  .stats-grid{grid-template-columns:1fr !important}
}

/* Minimum font sizes for readability */
.nav-section { font-size: 12px !important; }

/* Call/Put directional icons for accessibility */
.cell-call::before { content: '\25B2 '; font-size: 9px; }
.cell-put::before { content: '\25BC '; font-size: 9px; }
.dir-call::before { content: '\25B2 '; font-size: 9px; }
.dir-put::before { content: '\25BC '; font-size: 9px; }