:root{--color-primary: #1a56db;--color-primary-dark: #1447c0;--color-primary-light: #ebf2ff;--color-sidebar-bg: #0d1f38;--color-sidebar-top: #091629;--color-sidebar-text: #94a8c0;--color-sidebar-hover: #162d48;--color-bg: #f0f2f5;--color-surface: #ffffff;--color-border: #dde2ea;--color-border-strong: #c4cdd8;--color-text: #111827;--color-text-muted: #6b7280;--color-error: #c0392b;--color-error-bg: #fdf3f2;--color-success: #137333;--color-success-bg: #edf9f0;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 10px;--radius-xl: 12px;--shadow-sm: 0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 4px 12px rgba(0,0,0,.09), 0 2px 4px rgba(0,0,0,.05)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.5;font-size:14px;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button{font-family:inherit;cursor:pointer;border:none;background:none}input{font-family:inherit;font-size:.9375rem}.header{display:flex;align-items:center;justify-content:space-between;padding:0 1.75rem;height:60px;min-height:60px;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.header-title{font-size:1rem;font-weight:700;letter-spacing:.02em;text-transform:uppercase;color:var(--color-text)}.header-user{display:flex;align-items:center;gap:.75rem}.header-username{font-size:.85rem;font-weight:500;color:var(--color-text-muted)}.btn-logout{padding:.35rem .875rem;border-radius:var(--radius-md);border:1px solid var(--color-border-strong);background:var(--color-surface);color:var(--color-text-muted);font-size:.8125rem;font-weight:500;letter-spacing:.01em;transition:background .12s,color .12s,border-color .12s}.btn-logout:hover{background:#f8f9fb;border-color:var(--color-primary);color:var(--color-primary)}.sidebar{width:220px;min-width:220px;background:var(--color-sidebar-bg);display:flex;flex-direction:column;padding:0;overflow:hidden}.sidebar-logo{background:var(--color-sidebar-top);color:#fff;font-size:1.05rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:0 1.25rem;height:60px;display:flex;align-items:center;border-bottom:1px solid rgba(255,255,255,.05)}.sidebar-nav{display:flex;flex-direction:column;padding:1rem .75rem;gap:2px}.nav-item{display:block;padding:.55rem .875rem;border-radius:var(--radius-md);color:var(--color-sidebar-text);font-size:.875rem;font-weight:500;letter-spacing:.01em;transition:background .12s,color .12s}.nav-item:hover{background:var(--color-sidebar-hover);color:#e0e8f4}.nav-item--active{background:var(--color-primary);color:#fff}.layout{display:flex;height:100vh;overflow:hidden}.layout-main{display:flex;flex-direction:column;flex:1;overflow:hidden}.layout-content{flex:1;overflow-y:auto;padding:1.5rem 2rem;display:flex;flex-direction:column;min-height:0}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:url(/login_background.jpg) center / cover no-repeat;padding:1.5rem}.login-card{background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:0 8px 32px #00000040;padding:2.5rem 2.25rem;width:100%;max-width:380px}.login-title{font-size:1.35rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--color-text);margin-bottom:.25rem}.login-subtitle{font-size:.85rem;color:var(--color-text-muted);margin-bottom:2rem}.login-form{display:flex;flex-direction:column;gap:1rem}.form-group{display:flex;flex-direction:column;gap:.375rem}.form-group label{font-size:.8rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--color-text-muted)}.form-group input{padding:.6rem .875rem;border:1px solid var(--color-border-strong);border-radius:var(--radius-md);outline:none;transition:border-color .12s,box-shadow .12s;background:var(--color-surface);color:var(--color-text)}.form-group input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.login-error{font-size:.8125rem;color:var(--color-error);background:var(--color-error-bg);border-radius:var(--radius-sm);border-left:3px solid var(--color-error);padding:.5rem .75rem}.btn-primary{padding:.65rem;border-radius:var(--radius-md);background:var(--color-primary);color:#fff;font-size:.875rem;font-weight:600;letter-spacing:.03em;transition:background .12s;margin-top:.375rem}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark)}.btn-primary:disabled{opacity:.65;cursor:not-allowed}.chart-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);overflow:hidden;display:flex;flex-direction:column;flex:1;min-height:0}.chart-panel-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem;padding:1rem 1.25rem;border-bottom:1px solid var(--color-border)}.chart-panel-title-group{display:flex;align-items:baseline;gap:.75rem}.chart-panel-title{font-size:1rem;font-weight:700;letter-spacing:.02em}.chart-panel-change{font-size:.85rem;font-weight:600}.chart-panel-change--up{color:#16a34a}.chart-panel-change--down{color:var(--color-error)}.chart-panel-body{flex:1;min-height:0;padding:1rem 1.25rem;display:flex;flex-direction:column}.chart-panel-status{font-size:.875rem;color:var(--color-text-muted);padding-top:1rem}.chart-panel-status--error{color:var(--color-error)}.interval-tabs{display:flex;gap:2px;background:var(--color-bg);border-radius:var(--radius-md);padding:3px}.interval-tab{padding:.3rem .7rem;border-radius:var(--radius-sm);font-size:.8rem;font-weight:600;color:var(--color-text-muted);transition:background .12s,color .12s}.interval-tab:hover{color:var(--color-text)}.interval-tab--active{background:var(--color-surface);color:var(--color-primary);box-shadow:var(--shadow-sm)}.dashboard{display:flex;flex-direction:column;flex:1;min-height:0}.page-title{font-size:1.15rem;font-weight:700;letter-spacing:.02em;text-transform:uppercase;color:var(--color-text);margin-bottom:1.25rem;padding-bottom:.75rem;border-bottom:1px solid var(--color-border)}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:1rem;align-self:stretch}.card{background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-border);padding:1.25rem 1.5rem}.card--clickable{cursor:pointer;transition:border-color .12s,box-shadow .12s}.card--clickable:hover{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.card--selected{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light);background:color-mix(in srgb,var(--color-primary) 4%,var(--color-surface))}.card-label{font-size:.72rem;font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.07em;margin-bottom:.5rem}.section-title{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-muted);margin-bottom:.875rem}.card-change{font-size:.9rem;font-weight:600;margin-top:.25rem}.card-change--up{color:#16a34a}.card-change--down{color:var(--color-error)}.card-change-label{font-weight:400;font-size:.75rem;color:var(--color-text-muted)}.card-meta{display:flex;gap:.75rem;margin-top:.75rem;padding-top:.75rem;border-top:1px solid var(--color-border);font-size:.75rem;color:var(--color-text-muted)}.chart-section{margin-top:1.5rem;flex:1;display:flex;flex-direction:column;min-height:0;margin-bottom:.5rem}.analysis-page{display:flex;flex-direction:column;gap:1.25rem}.analysis-controls{display:flex;gap:.75rem;flex-wrap:wrap}.overall-card{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1.25rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:1.25rem 1.5rem}.overall-label{font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);margin-bottom:.4rem}.overall-signal{font-size:1.5rem;font-weight:800;letter-spacing:.04em}.overall-signal--buy{color:#16a34a}.overall-signal--sell{color:#c0392b}.overall-signal--neutral{color:var(--color-text-muted)}.score-section{min-width:280px;flex:1;max-width:420px}.score-label{font-size:.8rem;color:var(--color-text-muted);margin-bottom:.5rem}.score-bar-track{position:relative;height:8px;background:var(--color-bg);border-radius:99px;overflow:visible;border:1px solid var(--color-border)}.score-bar-fill{height:100%;border-radius:99px;transition:width .4s ease}.score-bar-marker{position:absolute;top:-3px;width:2px;height:14px;background:var(--color-border-strong);transform:translate(-50%)}.score-axis{display:flex;justify-content:space-between;font-size:.7rem;color:var(--color-text-muted);margin-top:.35rem}.indicator-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}.indicator-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.1rem 1.25rem;display:flex;flex-direction:column;gap:.5rem}.indicator-header{display:flex;align-items:center;justify-content:space-between}.indicator-name{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--color-text-muted)}.indicator-value{font-size:1.25rem;font-weight:700;letter-spacing:-.01em;color:var(--color-text)}.indicator-sub-row{display:flex;flex-wrap:wrap;gap:.5rem 1rem;font-size:.78rem;color:var(--color-text-muted)}.indicator-hint{font-size:.78rem;color:var(--color-text-muted);border-top:1px solid var(--color-border);padding-top:.5rem;margin-top:.25rem}.ma-table{display:flex;flex-direction:column;gap:.25rem}.ma-row{display:flex;justify-content:space-between;font-size:.8rem;color:var(--color-text-muted)}.ma-row span:last-child{color:var(--color-text);font-weight:500}.badge{display:inline-block;padding:.15rem .55rem;border-radius:99px;font-size:.7rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase}.badge--buy{background:#dcfce7;color:#16a34a}.badge--sell{background:#fee2e2;color:#c0392b}.badge--neutral{background:#f1f5f9;color:var(--color-text-muted)}.badge--high{background:#fef3c7;color:#92400e}.badge--low{background:#ede9fe;color:#6d28d9}.disclaimer{font-size:.75rem;color:var(--color-text-muted);background:#fffbeb;border:1px solid #fde68a;border-radius:var(--radius-md);padding:.625rem 1rem}.backtesting-page{display:flex;flex-direction:column;gap:1.25rem}.backtesting-controls{display:flex;flex-direction:column;gap:.75rem}.backtesting-form{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-end;padding:1rem 1.25rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg)}.backtesting-form .form-group{min-width:180px}.backtesting-form input{width:100%;padding:.6rem .875rem;border:1px solid var(--color-border-strong);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text)}.backtesting-submit{min-width:150px}.backtesting-note{color:var(--color-text-muted);font-size:.85rem}.backtesting-summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.backtesting-summary-card,.backtesting-overview-card,.backtesting-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.backtesting-summary-card{padding:1.25rem 1.5rem}.backtesting-summary-card h2{font-size:1.5rem;margin:.25rem 0}.backtesting-summary-label{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--color-text-muted)}.backtesting-value-positive{color:var(--color-success)}.backtesting-value-negative{color:var(--color-error)}.backtesting-overview-card,.backtesting-panel{padding:1.25rem 1.5rem}.backtesting-overview-card{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;flex-wrap:wrap}.backtesting-overview-title,.backtesting-panel-title{font-size:1.2rem;font-weight:700;color:var(--color-text)}.backtesting-overview-meta{display:flex;flex-direction:column;gap:.5rem;color:var(--color-text-muted)}.backtesting-panel-header{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:1rem}.backtesting-table-wrap{overflow-x:auto}.backtesting-table{width:100%;border-collapse:collapse}.backtesting-table th,.backtesting-table td{padding:.875rem .75rem;border-top:1px solid var(--color-border);text-align:left;vertical-align:top}.backtesting-table th{font-size:.78rem;letter-spacing:.05em;text-transform:uppercase;color:var(--color-text-muted)}.backtesting-badge{display:inline-flex;align-items:center;padding:.2rem .55rem;border-radius:999px;font-size:.72rem;font-weight:700}.backtesting-badge--buy{background:#dcfce7;color:#16a34a}.backtesting-badge--sell{background:#fee2e2;color:#c0392b}.backtesting-badge--neutral{background:#f1f5f9;color:var(--color-text-muted)}.backtesting-signal-stack{display:flex;flex-direction:column;gap:.35rem}@media (max-width: 640px){.backtesting-form{padding:1rem}.backtesting-submit{width:100%}}.coins-page{display:flex;flex-direction:column;gap:1.25rem}.coins-controls{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem}.coins-controls-left{display:flex;gap:.75rem;flex-wrap:wrap}.tab-group{display:flex;gap:2px;background:var(--color-bg);border-radius:var(--radius-md);padding:3px;border:1px solid var(--color-border)}.tab{padding:.3rem .875rem;border-radius:var(--radius-sm);font-size:.8rem;font-weight:600;color:var(--color-text-muted);transition:background .12s,color .12s}.tab:hover{color:var(--color-text)}.tab--active{background:var(--color-surface);color:var(--color-primary);box-shadow:var(--shadow-sm)}.selected-count{font-size:.8rem;font-weight:500;color:var(--color-primary);background:color-mix(in srgb,var(--color-primary) 8%,var(--color-surface));border:1px solid color-mix(in srgb,var(--color-primary) 25%,transparent);padding:.35rem .875rem;border-radius:var(--radius-md)}.coins-loading{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:3rem 1rem;color:var(--color-text-muted);font-size:.875rem}.coins-loading-spinner{width:36px;height:36px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.status-text{font-size:.875rem;color:var(--color-text-muted)}.status-text--error{color:var(--color-error)}.coins-table-wrap{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);overflow:hidden}.coins-table{width:100%;border-collapse:collapse}.coins-table thead tr{border-bottom:1px solid var(--color-border)}.coins-table th{padding:.65rem 1rem;text-align:left;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--color-text-muted);white-space:nowrap}.coins-row{border-bottom:1px solid var(--color-border);cursor:pointer;transition:background .1s}.coins-row:last-child{border-bottom:none}.coins-row:hover{background:var(--color-bg)}.coins-row--selected{background:color-mix(in srgb,var(--color-primary) 5%,var(--color-surface))}.coins-row--selected:hover{background:color-mix(in srgb,var(--color-primary) 9%,var(--color-surface))}.coins-table td{padding:.75rem 1rem;font-size:.85rem;color:var(--color-text)}.col-select{width:44px}.coin-checkbox{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:var(--radius-sm);border:2px solid var(--color-border-strong);font-size:.75rem;font-weight:700;color:#fff;background:transparent;transition:background .1s,border-color .1s}.coin-checkbox--checked{background:var(--color-primary);border-color:var(--color-primary)}.col-rank{width:40px;color:var(--color-text-muted);font-size:.78rem}.col-symbol{min-width:100px}.coin-base{font-weight:700}.coin-quote{font-size:.78rem;color:var(--color-text-muted);margin-left:1px}.col-price{text-align:right;font-weight:500;font-variant-numeric:tabular-nums}.col-change{text-align:right;font-weight:600;font-variant-numeric:tabular-nums}.change--up{color:#16a34a}.change--down{color:var(--color-error)}.col-signal{min-width:160px}.col-volume{text-align:right;color:var(--color-text-muted);font-size:.8rem}.score-pill{display:inline-block;padding:.2rem .6rem;border-radius:99px;font-size:.75rem;font-weight:700;letter-spacing:.03em;white-space:nowrap}.score-pill--buy{background:#dcfce7;color:#16a34a}.score-pill--sell{background:#fee2e2;color:#c0392b}.score-pill--neutral{background:#f1f5f9;color:var(--color-text-muted)}.account-page{display:flex;flex-direction:column;gap:1.5rem}.account-summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}.account-card,.account-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.account-card{padding:1.25rem 1.5rem}.account-card-label{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--color-text-muted);margin-bottom:.625rem}.account-card-value{font-size:1.5rem;font-weight:700;color:var(--color-text)}.account-card-value--password{letter-spacing:.14em}.account-card-help{margin-top:.5rem;color:var(--color-text-muted)}.account-panel{padding:1.5rem}.account-panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1rem}.account-panel-title{font-size:1.2rem;font-weight:700;color:var(--color-text)}.account-message{margin-bottom:1rem;padding:.75rem .875rem;border-radius:var(--radius-md);border-left:3px solid transparent;font-size:.875rem}.account-message--error{color:var(--color-error);background:var(--color-error-bg);border-left-color:var(--color-error)}.account-message--success{color:var(--color-success);background:var(--color-success-bg);border-left-color:var(--color-success)}.account-form{display:flex;flex-direction:column;gap:1rem}.account-form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.account-form-note{color:var(--color-text-muted)}.account-submit{align-self:flex-start;min-width:180px}.account-coin-input{min-height:88px;resize:vertical}.account-form select,.account-form textarea{width:100%;padding:.6rem .875rem;border-radius:var(--radius-md);border:1px solid var(--color-border-strong);background:var(--color-surface);color:var(--color-text);font:inherit;transition:border-color .12s,box-shadow .12s}.account-form select:focus,.account-form textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.account-table-wrap{overflow-x:auto}.account-table{width:100%;border-collapse:collapse}.account-table th,.account-table td{padding:.875rem .75rem;border-top:1px solid var(--color-border);text-align:left;vertical-align:middle}.account-table th{font-size:.78rem;letter-spacing:.05em;text-transform:uppercase;color:var(--color-text-muted)}.account-status-pill{display:inline-flex;align-items:center;padding:.3rem .55rem;border-radius:999px;font-size:.8rem;font-weight:600;color:var(--color-success);background:var(--color-success-bg)}.account-status-pill--blocked{color:var(--color-error);background:var(--color-error-bg)}.account-actions{display:flex;flex-wrap:wrap;gap:.5rem}.account-action-button{padding:.45rem .7rem;border:1px solid var(--color-border-strong);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);font:inherit}.account-action-button:hover:not(:disabled){border-color:var(--color-primary);color:var(--color-primary)}.account-action-button:disabled{opacity:.65;cursor:not-allowed}.account-action-button--danger:hover:not(:disabled){border-color:var(--color-error);color:var(--color-error)}.account-protected-note{color:var(--color-text-muted);font-size:.875rem}@media (max-width: 640px){.account-panel{padding:1.25rem}.account-panel-header{flex-direction:column}.account-submit{width:100%}}