/* BILL4 (D4-BILLING 10-19): packs, meter, auto top-up, overlays. On-brand per site: html.b4-dude = dude copper on dark,
   html.b4-holy = holydude navy and gold on white (class set by js/bill4.js and the pricing include). Text >= 13px, taps >= 44px. */
:root{--b4-acc:#1d4ed8;--b4-acc2:#1e40af;--b4-btn-ink:#fff;--b4-price:#1d4ed8;--b4-bar:#15803d;--b4-track:rgba(20,33,61,.1);
  --b4-card:#fff;--b4-ink:#14213d;--b4-sub:#4a5568;--b4-line:rgba(20,33,61,.14);--b4-bg2:#f4f7fb;--b4-ov:#fff;--b4-ov-ink:#14213d;--b4-sel-bg:#fff;--b4-sel-ink:#14213d;--b4-gf-bg:#eef6ff;--b4-gf-line:#bfdbfe;--b4-gf-ink:#1e3a8a}
html.b4-dude{--b4-acc:linear-gradient(135deg,#e2a46c,#c8894f);--b4-acc2:linear-gradient(135deg,#eab07c,#d0925a);--b4-btn-ink:#17110b;--b4-price:#e0a06a;--b4-bar:#c8894f;--b4-track:rgba(244,237,228,.14);
  --b4-card:rgba(255,255,255,.04);--b4-ink:#f4ede4;--b4-sub:rgba(244,237,228,.74);--b4-line:rgba(244,237,228,.16);--b4-bg2:rgba(200,137,79,.08);--b4-ov:#1b1611;--b4-ov-ink:#f4ede4;--b4-sel-bg:#241d17;--b4-sel-ink:#f4ede4;
  --b4-gf-bg:rgba(200,137,79,.12);--b4-gf-line:rgba(200,137,79,.45);--b4-gf-ink:#f4ede4}
html.b4-holy{--b4-acc:#0f1c3f;--b4-acc2:#1b2d5e;--b4-btn-ink:#fff;--b4-price:#0f1c3f;--b4-bar:#c9a227;--b4-track:rgba(15,28,63,.1);
  --b4-card:#fff;--b4-ink:#0f1c3f;--b4-sub:#4a5568;--b4-line:rgba(15,28,63,.14);--b4-bg2:#faf6e8;--b4-ov:#fff;--b4-ov-ink:#0f1c3f;--b4-sel-bg:#fff;--b4-sel-ink:#0f1c3f;
  --b4-gf-bg:#faf6e8;--b4-gf-line:rgba(201,162,39,.55);--b4-gf-ink:#0f1c3f}
.b4{margin:28px 0 8px;min-width:0;color:var(--b4-ink)}
.b4 h2{margin-bottom:6px}
.b4-packs{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:14px 0 8px}
.b4-pack{background:var(--b4-card);border:1px solid var(--b4-line);border-radius:14px;padding:16px 14px;display:flex;flex-direction:column;gap:4px;min-width:0;color:var(--b4-ink)}
html.b4-holy .b4-pack{border-top:3px solid #c9a227}
.b4-pack-n{font-size:26px;font-weight:800;line-height:1.1;overflow-wrap:anywhere}.b4-pack-n span{font-size:15px;font-weight:600;color:var(--b4-sub);white-space:nowrap}
.b4-pack-p{font-size:20px;font-weight:800;color:var(--b4-price)}
.b4-pack-s{font-size:13px;color:var(--b4-sub);margin-bottom:8px}
.b4-buy{appearance:none;border:0;border-radius:12px;min-height:44px;padding:10px 16px;font:700 15px/1.2 inherit;font-family:inherit;color:var(--b4-btn-ink);background:var(--b4-acc);cursor:pointer;margin-top:auto;width:100%}
.b4-buy:hover{background:var(--b4-acc2)}.b4-buy:focus-visible,.b4-btn2:focus-visible,.b4-sel:focus-visible,.b4-x:focus-visible{outline:3px solid #f59e0b;outline-offset:2px}
.b4-btn2{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 16px;border-radius:12px;border:1.5px solid var(--b4-line);background:transparent;color:inherit;font:700 15px/1.2 inherit;font-family:inherit;text-decoration:none;cursor:pointer}
.b4-fine{font-size:13px;color:var(--b4-sub);line-height:1.5}
.b4-auto{background:var(--b4-bg2);border:1px solid var(--b4-line);border-radius:14px;padding:16px;margin-top:16px;color:var(--b4-ink)}
.b4-auto h3{margin:0 0 6px;font-size:18px}
.b4-list li{margin:4px 0}
/* meter */
.b4-meter{margin:12px 0}
.b4-m{background:var(--b4-card);border:1px solid var(--b4-line);border-radius:14px;padding:14px;color:var(--b4-ink);display:flex;flex-direction:column;gap:10px;min-width:0}
.b4-m-t{font-size:14px;font-weight:700}
.b4-m-h{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:14px}
.b4-m-l{color:var(--b4-sub)}.b4-m-v{font-weight:800}
.b4-m-bar{height:8px;border-radius:99px;background:var(--b4-track);overflow:hidden;margin-top:6px}.b4-m-bar i{display:block;height:100%;background:var(--b4-bar);border-radius:99px}
.b4-m-s{font-size:13px;color:var(--b4-sub);margin:4px 0 0}
.b4-gf{margin:0;font-size:14px;line-height:1.45;background:var(--b4-gf-bg);border:1px solid var(--b4-gf-line);border-radius:10px;padding:10px 12px;color:var(--b4-gf-ink)}
.b4-at{border-top:1px solid var(--b4-line);padding-top:10px;display:flex;flex-direction:column;gap:8px}
.b4-at-h{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;font-size:15px}
.b4-at-f{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}
.b4-lab{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--b4-sub);min-width:0}
.b4-sel{min-height:44px;border-radius:10px;border:1.5px solid var(--b4-line);padding:0 10px;font:600 15px inherit;font-family:inherit;background:var(--b4-sel-bg);color:var(--b4-sel-ink);max-width:100%}
.b4-err{font-size:14px;color:#ef4444;margin:0}
/* overlays */
.b4-ov{position:fixed;inset:0;z-index:2147483000;background:rgba(10,8,6,.62);display:flex;align-items:flex-start;justify-content:center;overflow-y:auto;padding:24px 12px}
.b4-ov-c{position:relative;background:var(--b4-ov);color:var(--b4-ov-ink);border:1px solid var(--b4-line);border-radius:16px;padding:20px 16px 16px;width:100%;max-width:520px;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.b4-ov-c h3{margin:0 44px 4px 0;font-size:20px}
.b4-ov-c p{color:var(--b4-ov-ink)}
.b4-x{position:absolute;top:8px;right:8px;width:44px;height:44px;border:0;border-radius:12px;background:transparent;font-size:26px;line-height:1;cursor:pointer;color:var(--b4-ov-ink)}
.b4-packs-s{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.b4-mock{font-size:14px;background:#fff7e6;border:1px dashed #d97706;border-radius:10px;padding:10px;color:#7c2d12}
.b4-toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);z-index:2147483001;background:var(--b4-ov);color:var(--b4-ov-ink);border:1px solid var(--b4-line);padding:12px 18px;border-radius:12px;font-size:15px;max-width:calc(100vw - 32px);box-shadow:0 10px 30px rgba(0,0,0,.3)}
.b4-ts{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2147483002}
.b4-ts:empty{display:none}
/* app: the quota bar text becomes the one-line meter (13px+, 44px tap target for "Add messages") */
#quotaBar.b4-qb{font-size:13px!important;padding:4px 12px!important}
#quotaBar.b4-qb #quotaText{font-size:13px}
#quotaBar.b4-qb #quotaRemain{font-size:13px;font-weight:700;cursor:pointer;min-height:44px;display:inline-flex;align-items:center;padding:0 4px}
#subManageSection #quotaStats{display:none}
.b4-app{margin:0 0 10px}
.b4-app .b4-packs{margin:10px 0 0}
@media (max-width:420px){.b4-pack-n{font-size:22px}.b4-pack-n span{font-size:14px}}
.b4 .b4-buy,.b4-ov .b4-buy,.b4-app .b4-buy{color:var(--b4-btn-ink)!important;text-shadow:none}