:root{--bg: #fafafa;--surface: #ffffff;--text-primary: #1d1d1f;--text-secondary: #6e6e73;--text-tertiary: #aeaeb2;--border: rgba(0, 0, 0, .06);--border-strong: rgba(0, 0, 0, .12);--bitcoin: #F7931A;--gold: #B8860B;--usd: #2E8B57;--equities: #2563EB;--realestate: #9333EA;--portfolio: #DC2626;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 40px;--space-2xl: 64px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--shadow-sm: 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 12px rgba(0,0,0,.06);--shadow-lg: 0 8px 30px rgba(0,0,0,.08)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text-primary);line-height:1.5;overflow-x:hidden}[dir=rtl] body{direction:rtl}[dir=rtl] .header-controls{flex-direction:row-reverse}[dir=rtl] .country-dropdown,[dir=rtl] .lang-dropdown{right:auto;left:0}[dir=rtl] .country-dropdown button small{margin-left:0;margin-right:auto}[dir=rtl] .input-wrapper{direction:ltr}#app{max-width:900px;margin:0 auto;padding:0 var(--space-lg)}.header{position:sticky;top:0;z-index:100;backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);background:#fafafad1;border-bottom:1px solid var(--border);margin:0 calc(-1 * var(--space-lg));padding:0 var(--space-lg)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:56px;max-width:900px;margin:0 auto}.header-controls{display:flex;align-items:center;gap:var(--space-sm)}.logo{display:flex;align-items:center;gap:var(--space-sm);font-weight:700;font-size:1rem;color:var(--text-primary);letter-spacing:-.02em}.logo svg{color:var(--bitcoin)}.country-selector,.lang-selector{position:relative}.country-btn,.lang-btn{display:flex;align-items:center;gap:6px;padding:6px 12px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--surface);cursor:pointer;font-size:.85rem;font-weight:500;color:var(--text-primary);transition:all .2s ease;font-family:inherit}.country-btn:hover,.lang-btn:hover{border-color:var(--text-tertiary);box-shadow:var(--shadow-sm)}.lang-btn{padding:6px 10px;font-size:.78rem}.country-dropdown,.lang-dropdown{position:absolute;top:calc(100% + 6px);right:0;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);overflow:hidden;min-width:180px;z-index:200;animation:dropdown-in .15s ease}.country-dropdown{min-width:220px}@keyframes dropdown-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.country-dropdown.hidden,.lang-dropdown.hidden{display:none}.country-dropdown button,.lang-dropdown button{display:flex;align-items:center;gap:var(--space-sm);width:100%;padding:10px 16px;border:none;background:none;cursor:pointer;font-size:.9rem;color:var(--text-primary);transition:background .12s;text-align:left;font-family:inherit}[dir=rtl] .country-dropdown button,[dir=rtl] .lang-dropdown button{text-align:right}.country-dropdown button:hover,.lang-dropdown button:hover{background:#0000000a}.country-dropdown button small{margin-left:auto;color:var(--text-tertiary);font-size:.78rem;font-weight:500}.hero{text-align:center;padding:var(--space-2xl) 0 var(--space-xl)}.hero h1{font-size:clamp(1.8rem,5vw,2.8rem);font-weight:800;letter-spacing:-.03em;line-height:1.15;color:var(--text-primary)}.hero .highlight{background:linear-gradient(135deg,var(--bitcoin) 0%,#e8720e 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero .subtitle{margin-top:var(--space-md);font-size:clamp(.95rem,2vw,1.1rem);color:var(--text-secondary);max-width:520px;margin-left:auto;margin-right:auto;line-height:1.6}.input-section{display:flex;justify-content:center;padding-bottom:var(--space-lg)}.input-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-lg);width:100%;max-width:400px;box-shadow:var(--shadow-md)}.input-card label{display:block;font-size:.8rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em;margin-bottom:var(--space-sm)}.input-wrapper{display:flex;align-items:center;border:1.5px solid var(--border-strong);border-radius:var(--radius-md);padding:2px;transition:border-color .2s;background:var(--bg)}.input-wrapper:focus-within{border-color:var(--bitcoin);box-shadow:0 0 0 3px #f7931a1f}.currency-symbol{padding:0 var(--space-md);font-size:1.2rem;font-weight:600;color:var(--text-secondary);-webkit-user-select:none;user-select:none}.input-wrapper input{flex:1;border:none;background:transparent;font-size:1.6rem;font-weight:600;color:var(--text-primary);padding:12px 0;outline:none;font-family:inherit;min-width:0}.currency-code{padding:6px 14px;background:var(--surface);border-radius:var(--radius-sm);font-size:.78rem;font-weight:600;color:var(--text-tertiary);margin-right:6px;-webkit-user-select:none;user-select:none}.input-hint{margin-top:var(--space-sm);font-size:.8rem;color:var(--text-tertiary);text-align:center}.period-section{display:flex;justify-content:center;padding-bottom:var(--space-md)}.period-buttons{display:flex;gap:4px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:3px;box-shadow:var(--shadow-sm)}.period-btn{padding:8px 16px;border:none;border-radius:6px;background:transparent;cursor:pointer;font-size:.82rem;font-weight:600;color:var(--text-secondary);transition:all .2s ease;-webkit-user-select:none;user-select:none;font-family:inherit}.period-btn:hover{color:var(--text-primary);background:#00000008}.period-btn.active{background:var(--text-primary);color:#fff;box-shadow:var(--shadow-sm)}.toggles-section{display:flex;justify-content:center;padding-bottom:var(--space-lg)}.asset-toggles{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}.asset-toggle{display:flex;align-items:center;gap:6px;padding:5px 12px;border:1.5px solid var(--border-strong);border-radius:20px;background:var(--surface);cursor:pointer;font-size:.78rem;font-weight:600;color:var(--text-secondary);transition:all .2s ease;-webkit-user-select:none;user-select:none;font-family:inherit}.asset-toggle:hover{border-color:var(--text-tertiary)}.asset-toggle.active{border-color:var(--toggle-color, var(--text-primary));background:var(--toggle-bg, rgba(0,0,0,.04));color:var(--text-primary)}.asset-toggle .dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.asset-toggle:not(.active) .dot{opacity:.3}.chart-section{padding-bottom:var(--space-xl)}.chart-container{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-lg) var(--space-md) var(--space-md);box-shadow:var(--shadow-md);position:relative;height:440px}.chart-container canvas{width:100%!important;height:100%!important}.summary-section{padding-bottom:var(--space-2xl)}.section-title{font-size:1.3rem;font-weight:700;letter-spacing:-.02em;text-align:center}.section-subtitle{text-align:center;color:var(--text-tertiary);font-size:.85rem;margin-top:4px;margin-bottom:var(--space-lg)}.summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-md)}.summary-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:var(--space-lg);box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease;position:relative;overflow:hidden}.summary-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.summary-card .accent-bar{position:absolute;top:0;left:0;right:0;height:3px}.summary-card .asset-label{font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary);margin-top:var(--space-xs)}.summary-card .asset-sublabel{font-size:.68rem;color:var(--text-tertiary);margin-top:1px}.summary-card .asset-return{font-size:1.25rem;font-weight:700;margin-top:6px;letter-spacing:-.01em}.summary-card .asset-return.positive{color:#16a34a}.summary-card .asset-return.negative{color:#dc2626}.summary-card .asset-value{font-size:1rem;font-weight:600;letter-spacing:-.02em;margin-top:6px;color:var(--text-secondary)}.summary-card .asset-dca{font-size:.78rem;font-weight:500;margin-top:2px}.summary-card .asset-dca.positive{color:#16a34a}.summary-card .asset-dca.negative{color:#dc2626}.summary-card .asset-invested{font-size:.78rem;color:var(--text-tertiary);margin-top:4px}.footer{text-align:center;padding:var(--space-xl) 0;border-top:1px solid var(--border);color:var(--text-tertiary);font-size:.78rem;line-height:1.8}.footer-brand{font-weight:500;color:var(--text-secondary);margin-top:var(--space-sm)}.footer-brand strong{font-weight:700}.footer-refresh{font-size:.7rem;margin-top:var(--space-xs);color:var(--text-tertiary)}@media (max-width: 640px){#app{padding:0 var(--space-md)}.header{margin:0 calc(-1 * var(--space-md));padding:0 var(--space-md)}.hero{padding:var(--space-xl) 0 var(--space-lg)}.hero h1{font-size:1.6rem}.hero .subtitle{font-size:.9rem}.chart-container{height:340px;padding:var(--space-md) var(--space-sm) var(--space-sm);border-radius:var(--radius-md)}.period-btn{padding:7px 11px;font-size:.78rem}.summary-grid{grid-template-columns:1fr 1fr;gap:var(--space-sm)}.summary-card{padding:var(--space-md)}.summary-card .asset-return{font-size:1.05rem}.summary-card .asset-value{font-size:.9rem}.input-card{padding:var(--space-md)}.input-wrapper input{font-size:1.3rem}.asset-toggle{font-size:.72rem;padding:4px 10px}}@media (max-width: 380px){.summary-grid{grid-template-columns:1fr}.period-btn{padding:6px 8px;font-size:.75rem}}::selection{background:#f7931a33}