/* v1.1.0 Light Theme — Pure Black & White, Left-aligned */
:root{
  --bcs-bg:#FFFFFF;
  --bcs-card:#FFFFFF;
  --bcs-border:#E5E7EB;
  --bcs-text:#111111;
  --bcs-text-dim:#555555;
  --bcs-accent:#111111;
}
.bcs-signup-container{max-width:860px;margin:24px auto;padding:0;background:var(--bcs-bg);color:var(--bcs-text);text-align:left;}
.bcs-header{display:flex;align-items:center;justify-content:flex-start;gap:12px;padding:0 2px 8px 2px;}
.bcs-brand{font-size:18px;font-weight:700;color:var(--bcs-text);}
.bcs-progressbar{width:100%;height:6px;background:#F7F7F7;border:1px solid var(--bcs-border);margin:6px 0 8px;}
.bcs-progressbar>span{display:block;height:100%;width:0;background:var(--bcs-accent);transition:width .25s ease;}
.bcs-progress-label{font-size:12px;color:var(--bcs-text-dim);margin:2px 0 14px;}
.bcs-card{border:1px solid var(--bcs-border);background:var(--bcs-card);border-radius:8px;padding:16px;}
.bcs-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
@media (max-width:720px){.bcs-grid{grid-template-columns:1fr;}}
.bcs-field{margin-bottom:14px;}
.bcs-field label{display:block;font-weight:600;margin-bottom:6px;color:var(--bcs-text);}
.bcs-input,.bcs-select{width:100%;padding:12px 12px;border-radius:6px;outline:0;border:1px solid var(--bcs-border);background:#FFFFFF;color:var(--bcs-text);}
.bcs-input:focus,.bcs-select:focus{border-color:var(--bcs-text);}
.bcs-help{font-size:12px;color:var(--bcs-text-dim);margin-top:6px;}
.bcs-actions{display:flex;gap:12px;margin-top:14px;flex-wrap:wrap;}
.bcs-btn{background:var(--bcs-accent);color:#FFFFFF;padding:10px 14px;border-radius:6px;border:1px solid var(--bcs-accent);cursor:pointer;font-weight:600;}
.bcs-btn:hover{opacity:.9;}
.bcs-btn[disabled]{opacity:.5;cursor:not-allowed;}
.bcs-secondary{background:#FFFFFF;color:var(--bcs-text);border:1px solid var(--bcs-text);}
.bcs-ghost{background:#FFFFFF;border:1px solid var(--bcs-border);color:var(--bcs-text);}
.bcs-error{color:var(--bcs-text);font-size:13px;margin-top:6px;}
.bcs-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;}
.bcs-plan{cursor:pointer;}
.bcs-plan.selected{outline:2px solid var(--bcs-text);}
.bcs-plan h3{margin:0 0 6px;}
.bcs-price{font-size:20px;font-weight:800;margin:4px 0 8px;}
.bcs-features{margin:0;padding-left:18px;color:var(--bcs-text-dim);}
.bcs-number-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;}
.bcs-number{border:1px solid var(--bcs-border);padding:10px;border-radius:6px;display:flex;flex-direction:column;gap:8px;align-items:flex-start;background:#FFFFFF;}
.bcs-meta{font-size:12px;color:var(--bcs-text-dim);}
.bcs-success{text-align:left;padding:16px;}
.bcs-success .big{font-size:40px;line-height:1;margin-bottom:8px;}
.bcs-toast{position:fixed;right:16px;bottom:16px;z-index:99999;background:#FFFFFF;color:var(--bcs-text);border:1px solid var(--bcs-text);border-radius:6px;padding:10px 12px;min-width:220px;}

/* List mode */
.bcs-number-list{display:block;border:1px solid var(--bcs-border);border-radius:6px;}
.bcs-number-row{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-bottom:1px solid var(--bcs-border);}
.bcs-number-row:last-child{border-bottom:0;}
.bcs-toolbar{display:flex;gap:12px;align-items:center;margin:8px 0;}
.bcs-pager{display:flex;gap:8px;align-items:center;margin:10px 0;}
.bcs-hint{display:block;font-size:11px;color:var(--bcs-text-dim);margin-top:2px;}

.bcs-empty{margin-top:10px;padding:12px;border:1px dashed var(--bcs-border);background:#fff;color:#000;border-radius:6px;}

.bcs-empty{margin-top:10px;padding:12px;border:1px solid #ccc;background:#fff;color:#000;border-radius:6px;}
.bcs-paypal-buttons{max-width:360px;margin:8px 0 12px 0;}