:root{--bg-primary: #0a0f1c;--bg-secondary: #1a1f2e;--bg-tertiary: #252b3d;--accent: #3b82f6;--accent-hover: #2563eb;--success: #10b981;--danger: #ef4444;--warning: #f59e0b;--info: #60a5fa;--text-primary: #e5e7eb;--text-secondary: #9ca3af;--text-muted: #6b7280;--border: #374151;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: 1rem;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .5)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;line-height:1.5}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh}#root{min-height:100vh}a{color:var(--accent);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-hover)}button,input,select,textarea{font:inherit}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin-bottom:var(--spacing-md)}h1{font-size:1.75rem}h2{font-size:1.375rem}h3{font-size:1.125rem}@media (min-width: 640px){h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}}@media (min-width: 1024px){h1{font-size:2.25rem}}input,select,textarea{background-color:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);padding:var(--spacing-sm) var(--spacing-md);width:100%;transition:border-color .2s ease,box-shadow .2s ease;-webkit-appearance:none;-moz-appearance:none;appearance:none}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #3b82f633}input::placeholder,textarea::placeholder{color:var(--text-muted)}label{display:block;color:var(--text-secondary);font-size:.875rem;margin-bottom:var(--spacing-xs)}button{border:none;background:none}.app-shell{min-height:100vh;display:flex;flex-direction:column}.main{flex:1}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}@media (min-width: 640px){.container{padding:0 var(--spacing-lg)}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-md);font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s ease;min-height:44px;min-width:44px;text-align:center}.btn:active{outline:none;box-shadow:0 0 0 3px #3b82f633}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background-color:var(--accent);color:#fff}.btn-primary:hover{background-color:var(--accent-hover)}.btn-secondary{background-color:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background-color:var(--bg-secondary)}.btn-ghost{background-color:transparent;color:var(--text-secondary);border:1px solid transparent}.btn-ghost:hover{color:var(--text-primary);border-color:var(--border)}.btn-danger{background-color:#ef444429;color:#fff;border:1px solid rgba(239,68,68,.5)}.btn-full{width:100%}.card{background-color:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--spacing-lg);box-shadow:var(--shadow-md)}.card.subscription-status-card{padding-block:var(--spacing-md);gap:var(--spacing-sm)}.card.subscription-status-card .section-header{gap:var(--spacing-xs)}.card.subscription-status-card .subscription-status-card__body{display:flex;flex-direction:column;gap:var(--spacing-xs)}.card-grid{display:grid;gap:var(--spacing-lg)}@media (min-width: 768px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width: 1100px){.card-grid.three-up{grid-template-columns:repeat(3,minmax(0,1fr))}}.dashboard-grid{display:grid;grid-template-columns:1fr 2fr;gap:var(--spacing-lg)}@media (min-width: 900px){.dashboard-grid{grid-template-columns:1fr 2fr}}@media (max-width: 900px){.dashboard-grid{display:flex;flex-direction:column}}.dashboard-sidebar,.page-stack,.stack{display:flex;flex-direction:column;gap:var(--spacing-lg)}.page-shell{padding:var(--spacing-2xl) 0}.page-shell-narrow{padding:var(--spacing-xl) 0;max-width:700px;margin:0 auto}.auth-shell{min-height:60vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-2xl) 0}.section-lead{color:var(--text-secondary);max-width:720px}.hero-copy{max-width:720px;text-align:center;margin:0 auto}.hero-copy h1 span{color:var(--accent)}.hero-actions{width:100%;max-width:420px;display:flex;flex-direction:column;gap:var(--spacing-md);margin:0 auto}@media (min-width: 640px){.hero-actions{flex-direction:row}}.exchanges{display:flex;justify-content:center;gap:var(--spacing-lg);flex-wrap:wrap;opacity:.75;font-weight:600}.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}.text-success{color:var(--success)}.text-danger{color:var(--danger)}.text-warning{color:var(--warning)}.text-center{text-align:center}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.alert{border-radius:var(--radius-md);padding:var(--spacing-md);border:1px solid var(--border)}.alert-success{background-color:#10b9811a;border-color:var(--success)}.alert-error{background-color:#ef44441a;border-color:var(--danger)}.alert-warning{background-color:#f59e0b1a;border-color:var(--warning)}.alert-info{background-color:#60a5fa1a;border-color:var(--info)}.status-badge{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .7rem;border-radius:999px;font-size:.875rem;font-weight:600}.status-badge-success{background-color:#10b98126;color:var(--success)}.status-badge-warning{background-color:#f59e0b26;color:var(--warning)}.status-badge-neutral{background-color:#9ca3af1f;color:var(--text-secondary)}.status-badge-danger{background-color:#ef444426;color:var(--danger)}.field{display:flex;flex-direction:column;gap:var(--spacing-xs)}.field-hint{color:var(--text-muted);font-size:.875rem}.field-error{color:var(--danger);font-size:.875rem}.checkbox-row{display:flex;gap:var(--spacing-sm);align-items:center;flex-wrap:wrap}.checkbox-row label{margin-bottom:0;color:var(--text-primary);cursor:pointer}.checkbox-input{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:1.25rem;height:1.25rem;min-width:1.25rem;padding:0;border-radius:.35rem;border:1px solid var(--border);background-color:var(--bg-tertiary);display:inline-grid;place-items:center;cursor:pointer;flex-shrink:0}.checkbox-input:after{content:"";width:.65rem;height:.35rem;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg) scale(0);transform-origin:center;transition:transform .15s ease;margin-top:-.1rem}.checkbox-input:checked{background-color:var(--success);border-color:var(--success)}.checkbox-input:checked:after{transform:rotate(-45deg) scale(1)}.checkbox-input:focus-visible{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #3b82f633}.monitoring-toggle-row{justify-content:space-between}.monitoring-toggle-control{min-width:220px}.empty-state{padding:var(--spacing-xl);border:1px dashed var(--border);border-radius:var(--radius-lg);color:var(--text-secondary);text-align:center}.loader,.loader-inline{border-radius:999px;border:2px solid rgba(255,255,255,.15);border-top-color:var(--accent);animation:spin .8s linear infinite}.loader{width:2.4rem;height:2.4rem}.loader-inline{width:1rem;height:1rem}@keyframes spin{to{transform:rotate(360deg)}}.header{background-color:var(--bg-secondary);border-bottom:1px solid var(--border);padding:var(--spacing-md) 0;position:sticky;top:0;z-index:100}.header-content{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md)}.logo{font-size:1.5rem;font-weight:700;color:var(--text-primary)}.logo span{color:var(--accent)}.nav{display:none;gap:var(--spacing-lg)}.nav a{color:var(--text-secondary);font-weight:500}.nav a.active,.nav a:hover{color:var(--text-primary)}.header-actions{display:none;align-items:center;gap:var(--spacing-md)}.header-user{color:var(--text-muted);font-size:.875rem;max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.burger-btn{display:flex;flex-direction:column;gap:5px;align-items:center;justify-content:center;min-height:44px;min-width:44px;cursor:pointer}.burger-btn span{width:24px;height:2px;border-radius:2px;background:var(--text-primary)}.mobile-menu{display:none;position:absolute;top:100%;left:0;right:0;background-color:var(--bg-secondary);border-bottom:1px solid var(--border);padding:var(--spacing-md);box-shadow:var(--shadow-md)}.mobile-menu.open{display:flex;flex-direction:column;gap:var(--spacing-md)}.mobile-menu nav{display:flex;flex-direction:column;gap:var(--spacing-sm)}@media (min-width: 768px){.nav,.header-actions{display:flex}.header-content{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:var(--spacing-md)}.header-content .logo{justify-self:start}.header-content .nav{justify-self:center}.header-content .header-actions{justify-self:end}.burger-btn,.mobile-menu{display:none!important}}.footer{margin-top:auto;background-color:var(--bg-secondary);border-top:1px solid var(--border);padding:var(--spacing-xl) 0}.footer-row{display:flex;flex-direction:column;gap:var(--spacing-md);align-items:center;text-align:center}@media (min-width: 640px){.footer-row{flex-direction:row;justify-content:space-between;text-align:left}}.footer-links{display:flex;gap:var(--spacing-lg);flex-wrap:wrap;justify-content:center}.pricing-card-highlight{border-width:2px;border-color:var(--accent)}.pricing-pill{display:inline-block;background:var(--accent);color:#fff;border-radius:999px;font-size:.75rem;padding:.25rem .75rem;margin-bottom:var(--spacing-sm)}.plan-price{font-size:2.5rem;font-weight:700}.plan-feature-list{list-style:none;display:flex;flex-direction:column;gap:var(--spacing-sm)}.plan-feature-item{border-bottom:1px solid var(--border);padding-bottom:var(--spacing-sm)}.legal-shell{max-width:800px;margin:0 auto}.legal-content{display:flex;flex-direction:column;gap:var(--spacing-lg)}.legal-list{margin-left:1.25rem}.legal-list li+li{margin-top:var(--spacing-xs)}.link-row{display:flex;flex-direction:column;gap:var(--spacing-sm)}@media (min-width: 640px){.link-row{flex-direction:row;align-items:center}}.action-row{display:flex;flex-wrap:wrap;gap:var(--spacing-sm)}.feature-kicker{font-family:JetBrains Mono,monospace;font-size:.75rem;color:var(--accent);letter-spacing:.08em;text-transform:uppercase}.section-header{display:flex;flex-direction:column;gap:var(--spacing-sm)}.stat-line{display:flex;flex-direction:column;gap:var(--spacing-xs)}.signal-feed-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.signal-feed-toolbar{display:flex;flex-direction:column;gap:var(--spacing-sm)}.signal-feed-item{display:flex;flex-direction:column;gap:var(--spacing-sm);padding:var(--spacing-md);border:1px solid var(--border);border-radius:var(--radius-md);background:#ffffff05}.signal-feed-header{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--spacing-md)}.signal-feed-meta{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md);color:var(--text-secondary);font-size:.9375rem}.signal-feed-actions{display:flex;flex-wrap:wrap;gap:var(--spacing-sm)}.signal-feed-link{min-height:36px;padding:.45rem .9rem;font-size:.9375rem;color:var(--text-primary)}.signal-feed-link:hover{color:var(--text-primary)}@media (min-width: 640px){.signal-feed-toolbar{flex-direction:row;align-items:flex-start;justify-content:space-between}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}