:root{--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;--bg-color:#fff;--text-color:#1a1a1a;--text-muted:#666;--border-color:#e5e5e5;--card-bg:#f9f9f9;--primary-color:#06c;--positive-color:#080;--negative-color:#c00;--hover-bg:#f0f0f0}[data-theme=dark]{--bg-color:#121212;--text-color:#e0e0e0;--text-muted:#999;--border-color:#333;--card-bg:#1e1e1e;--primary-color:#39f;--positive-color:#0c0;--negative-color:#f33;--hover-bg:#2a2a2a}[data-theme=midnight]{--bg-color:#0f172a;--text-color:#f8fafc;--text-muted:#94a3b8;--border-color:#1e293b;--card-bg:#1e293b;--primary-color:#3b82f6;--positive-color:#10b981;--negative-color:#ef4444;--hover-bg:#334155}[data-theme=forest]{--bg-color:#064e3b;--text-color:#ecfdf5;--text-muted:#a7f3d0;--border-color:#065f46;--card-bg:#065f46;--primary-color:#10b981;--positive-color:#34d399;--negative-color:#f87171;--hover-bg:#047857}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-color);min-height:100vh;line-height:1.5;transition:background-color .2s,color .2s}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.text-positive{color:var(--positive-color)}.text-negative{color:var(--negative-color)}.text-muted{color:var(--text-muted)}.text-primary{color:var(--primary-color)}.auth-container{background-color:var(--bg-color);justify-content:center;align-items:center;height:100vh;display:flex}.auth-card{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;width:100%;max-width:400px;padding:3rem;box-shadow:0 4px 6px #0000000d}.auth-header{text-align:center;margin-bottom:2rem}.auth-logo{color:var(--primary-color);margin-bottom:1rem}.auth-header h2{color:var(--text-color);margin-bottom:.5rem;font-size:1.75rem}.auth-header p{color:var(--text-muted)}.auth-form{flex-direction:column;gap:1.25rem;display:flex}.input-group{flex-direction:column;gap:.5rem;display:flex}.input-group label{color:var(--text-color);font-size:.85rem;font-weight:600}.input-group input{border:1px solid var(--border-color);background-color:var(--bg-color);color:var(--text-color);border-radius:6px;padding:.75rem;font-size:1rem}.input-group input:focus{border-color:var(--primary-color);outline:none}.auth-btn{background-color:var(--primary-color);color:#fff;border:none;border-radius:6px;margin-top:1rem;padding:.85rem;font-size:1rem;font-weight:700;transition:opacity .2s}.auth-btn:hover{opacity:.9}.auth-footer{text-align:center;color:var(--text-muted);margin-top:2rem;font-size:.9rem}.auth-footer a{color:var(--primary-color);font-weight:600}.auth-footer a:hover{text-decoration:underline}.home-container{background-color:var(--bg-color);min-height:100vh}.portfolio-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1.5rem;display:grid}.portfolio-card{background-color:var(--card-bg);border:1px solid var(--border-color);text-align:center;cursor:pointer;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;padding:2rem;transition:all .2s;display:flex}.portfolio-card:hover{border-color:var(--primary-color);transform:translateY(-5px);box-shadow:0 10px 20px #0000000d}.add-card{background-color:#0000;border-style:dashed}.add-card:hover{border-color:var(--text-color)}.delete-btn{background-color:var(--card-bg);border:1px solid var(--border-color);color:var(--negative-color);cursor:pointer;z-index:10;border-radius:4px;justify-content:center;align-items:center;padding:6px;transition:all .2s;display:flex;position:absolute;top:10px;right:10px}.delete-btn:hover{background-color:var(--negative-color);color:#fff}.portfolio-icon{margin-bottom:1rem}.modal-overlay{z-index:1000;background-color:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;width:100%;max-width:400px;padding:2rem}.modal-content h2{margin-bottom:1.5rem}.icon-select{cursor:pointer;color:var(--text-muted);border:2px solid #0000;border-radius:8px;padding:.5rem}.icon-select:hover{color:var(--text-color)}.icon-select.active{color:var(--primary-color);border-color:var(--primary-color)}.btn-secondary{border:1px solid var(--border-color);color:var(--text-color);cursor:pointer;background:0 0;border-radius:6px;padding:.85rem 1.5rem;font-weight:700}.btn-secondary:hover{background-color:var(--hover-bg)}.setup-container{background-color:var(--bg-color);justify-content:center;align-items:center;height:100vh;display:flex}.setup-card{background-color:var(--card-bg);border:1px solid var(--border-color);text-align:center;border-radius:12px;width:100%;max-width:500px;padding:3rem}.setup-card h2{margin-bottom:.5rem;font-size:2rem}.mb-4{margin-bottom:2rem}.theme-options{justify-content:center;gap:1.5rem;display:flex}.theme-btn{border:2px solid var(--border-color);background-color:var(--bg-color);width:150px;height:150px;color:var(--text-color);border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:1rem;font-size:1.1rem;font-weight:600;transition:all .2s;display:flex}.theme-btn:hover{border-color:var(--primary-color);transform:translateY(-5px)}.light-btn{color:#f59e0b}.light-btn span{color:var(--text-color)}.dark-btn{color:#3b82f6}.dark-btn span{color:var(--text-color)}.dashboard-container{padding:1rem 0 3rem}.dashboard-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:1rem;display:flex}.dashboard-header h1{align-items:center;gap:.5rem;font-size:1.5rem;display:flex}.settings-btn{color:var(--text-color);cursor:pointer;border:none;border:1px solid var(--border-color);background:0 0;border-radius:4px;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.9rem;display:flex}.settings-btn:hover{background-color:var(--hover-bg)}.ticker-container{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:8px;gap:2rem;margin-bottom:2rem;padding:1rem;display:flex;overflow-x:auto}.ticker-item{flex-direction:column;min-width:max-content;display:flex}.ticker-label{color:var(--text-muted);margin-bottom:.25rem;font-size:.75rem;font-weight:600}.ticker-value{font-size:1.25rem;font-weight:700}.dashboard-grid{grid-template-columns:2fr 1fr;gap:2rem;display:grid}@media (width<=900px){.dashboard-grid{grid-template-columns:1fr}}.panel{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:8px;padding:1.5rem}.panel-header{border-bottom:1px solid var(--border-color);margin-bottom:1rem;padding-bottom:.5rem;font-size:1.1rem;font-weight:600}.time-filters{justify-content:center;gap:.5rem;margin-top:1rem;display:flex}.filter-btn{border:1px solid var(--border-color);color:var(--text-color);background:0 0;border-radius:4px;padding:.25rem .75rem;font-size:.8rem;font-weight:500}.filter-btn:hover{background-color:var(--hover-bg)}.filter-btn.active{background-color:var(--primary-color);color:#fff;border-color:var(--primary-color)}