:root{--tg-bg: #0f1115;--tg-text: #f2f4f8;--tg-hint: #9aa3b2;--tg-link: #2aabee;--tg-button: #2aabee;--tg-button-text: #ffffff;--tg-secondary-bg: #171a21;--tg-header-bg: #171a21;--tg-accent: #2aabee;--tg-section-bg: #171a21;--tg-subtitle: #9aa3b2;--tg-destructive: #ff6b6b;--tg-bottom-bar: #171a21;--tg-separator: #2a3140;--bg: var(--tg-bg);--bg-elevated: var(--tg-secondary-bg);--bg-muted: color-mix(in srgb, var(--tg-secondary-bg) 80%, var(--tg-text) 8%);--border: var(--tg-separator);--text: var(--tg-text);--text-muted: var(--tg-hint);--accent: var(--tg-button);--accent-hover: color-mix(in srgb, var(--tg-button) 86%, #000);--success: #3dd68c;--error: var(--tg-destructive);--radius: 16px;--safe-bottom: env(safe-area-inset-bottom, 0px);--app-height: 100dvh;--bottom-cta-space: calc(96px + var(--safe-bottom));color-scheme:dark;font-family:IBM Plex Sans Arabic,Segoe UI,Tahoma,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}:root[data-color-scheme=light]{color-scheme:light}*,*:before,*:after{box-sizing:border-box}html,body,#root{min-height:var(--app-height)}body{margin:0;background:var(--bg);color:var(--text)}button,a,select{font:inherit}.app-shell{min-height:var(--app-height);display:flex;flex-direction:column;padding-bottom:calc(10px + var(--safe-bottom));background:radial-gradient(120% 60% at 100% 0%,color-mix(in srgb,var(--accent) 18%,transparent),transparent 55%),var(--bg)}.brand-bar{position:sticky;top:0;z-index:10;padding:14px 16px 12px;background:color-mix(in srgb,var(--tg-header-bg, var(--bg)) 92%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}.brand-bar__identity{margin-bottom:12px}.brand-bar__name{margin:0;font-family:Syne,IBM Plex Sans Arabic,sans-serif;font-size:1.65rem;font-weight:800;letter-spacing:-.03em;line-height:1.1;color:var(--text)}.brand-bar__hello{margin:2px 0 0;color:var(--text-muted);font-size:.9rem}.segmented{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;border-radius:14px;background:var(--bg-muted);border:1px solid var(--border)}.segmented__btn{border:none;background:transparent;color:var(--text-muted);border-radius:11px;padding:10px 12px;cursor:pointer;transition:background .15s ease,color .15s ease}.segmented__btn--active{background:var(--bg-elevated);color:var(--text);box-shadow:0 1px color-mix(in srgb,var(--text) 8%,transparent)}.app-main{flex:1;width:100%;max-width:560px;margin:0 auto;padding:16px}.page-header h1{margin:0 0 4px;font-size:1.45rem;letter-spacing:-.02em}.page-subtitle{margin:0;color:var(--text-muted);font-size:.95rem}.page{display:flex;flex-direction:column;gap:16px;animation:rise .28s ease}.page--with-cta{padding-bottom:var(--bottom-cta-space)}@keyframes rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.filter-bar{display:grid;grid-template-columns:1fr 1fr;gap:10px}.filter-bar label{display:flex;flex-direction:column;gap:6px;font-size:.85rem;color:var(--text-muted)}.filter-bar select{border:1px solid var(--border);background:var(--bg-elevated);color:var(--text);border-radius:12px;padding:10px 12px}.stack{display:flex;flex-direction:column;gap:12px}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.card-title{margin:0 0 12px;font-size:1rem}.strategy-card{cursor:pointer;transition:border-color .15s ease,transform .15s ease}.strategy-card:active{transform:scale(.985)}.strategy-card__header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:8px}.strategy-card__title{margin:0;font-size:1.1rem}.strategy-card__meta{display:flex;flex-wrap:wrap;gap:8px 16px;margin:0 0 12px;color:var(--text-muted);font-size:.9rem}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;background:var(--bg-muted);color:var(--text);font-size:.8rem;white-space:nowrap}.metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0 0 12px}.backtest-compact-line{margin:0 0 10px;color:var(--text-muted);font-size:.8rem;line-height:1.4}.backtest-card--compact{padding:12px}.metrics--compact{grid-template-columns:repeat(3,minmax(0,1fr));margin-bottom:0}.metrics--compact .metric dt{font-size:.75rem}.metric{margin:0}.metric dt{margin:0 0 2px;color:var(--text-muted);font-size:.8rem}.metric dd{margin:0;font-weight:600}.positive{color:var(--success)}.negative{color:var(--error)}.disclaimer{margin:0;color:var(--text-muted);font-size:.8rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:12px;padding:12px 16px;cursor:pointer;transition:background .15s ease,opacity .15s ease}.btn:disabled{opacity:.6;cursor:not-allowed}.btn--primary{background:var(--accent);color:var(--tg-button-text, #fff)}.btn--secondary{background:var(--bg-muted);color:var(--text);border:1px solid var(--border)}.btn--ghost{background:transparent;color:var(--text-muted);border:1px dashed var(--border)}.btn--block{width:100%;text-decoration:none}.info-row{display:flex;flex-wrap:wrap;gap:8px}.info-pill{padding:8px 12px;border-radius:999px;background:var(--bg-muted);color:var(--text);font-size:.9rem}.banner{margin:0;padding:12px 14px;border-radius:12px;font-size:.92rem;background:var(--bg-muted);border:1px solid var(--border)}.banner--error{background:color-mix(in srgb,var(--error) 14%,transparent);color:var(--error);border-color:color-mix(in srgb,var(--error) 35%,transparent)}.banner--success{background:color-mix(in srgb,var(--success) 14%,transparent);color:var(--success);border-color:color-mix(in srgb,var(--success) 35%,transparent)}.payment-box{padding:14px;border-radius:var(--radius);background:var(--bg-muted);border:1px solid var(--border)}.payment-box__label{margin:0 0 10px;color:var(--text-muted);font-size:.9rem}.payment-box__hint{margin:10px 0 0;color:var(--text-muted);font-size:.75rem;word-break:break-all}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;word-break:break-all}.state-message{margin:24px 0;text-align:center;color:var(--text-muted)}.state-message--error{color:var(--error)}.subscription-card__status,.subscription-card__trial,.subscription-card__period{margin:8px 0 0;color:var(--text-muted)}@media(min-width:480px){.app-main{padding:20px}.page-header h1{font-size:1.7rem}}