.billing-studio{--bs-brand:#3b5bfd;--bs-cyan:#22d3ee;--bs-grad:linear-gradient(100deg,#3b5bfd,#22d3ee);--bs-base:#eef1f7;--bs-surface:#fff;--bs-surface-2:#f3f5fa;--bs-line:#c5cde0;--bs-line-soft:#d7ddec;--bs-text:#0b1020;--bs-text-2:#3f4860;--bs-text-3:#5f6880;--bs-danger:#b91c1c;--bs-danger-bg:#fef2f2;--bs-danger-border:#fca5a5;--bs-ok:#047857;--bs-ok-bg:#ecfdf5;--bs-ok-border:#a7f3d0;--bs-focus:#3b5bfd38;color:var(--bs-text);background:var(--bs-base);box-sizing:border-box;width:100%;min-height:100dvh}.billing-studio--shell{min-height:100dvh}.billing-studio *{box-sizing:border-box}.billing-studio__inner{width:100%;max-width:1100px;margin:0 auto;padding:40px 20px 80px}@media (min-width:640px){.billing-studio__inner{padding:56px 28px 96px}}.billing-studio__kicker{letter-spacing:.18em;text-transform:uppercase;color:var(--bs-text-3);margin:0 0 10px;font-size:11px;font-weight:750}.billing-studio__title{letter-spacing:-.03em;color:var(--bs-text);margin:0;font-size:clamp(1.75rem,3vw,2.35rem);font-weight:800;line-height:1.15}.billing-studio__lead{max-width:36rem;color:var(--bs-text-2);margin:12px 0 0;font-size:15px;line-height:1.55}.billing-studio__card{background:var(--bs-surface);border:1px solid var(--bs-line);border-radius:0;margin-top:28px;padding:28px 22px}@media (min-width:640px){.billing-studio__card{padding:36px 40px}}.billing-studio__card--center{text-align:center}.billing-studio__card--center .billing-studio__lead{margin-left:auto;margin-right:auto}.billing-studio__form{text-align:left;gap:14px;max-width:420px;margin-top:28px;margin-left:auto;margin-right:auto;display:grid}.billing-studio__label{letter-spacing:.12em;text-transform:uppercase;color:var(--bs-text-3);margin-bottom:6px;font-size:11px;font-weight:700;display:block}.billing-studio__input{border:1px solid var(--bs-line);background:var(--bs-surface);width:100%;min-height:48px;color:var(--bs-text);border-radius:0;outline:none;padding:12px 14px;font-size:15px;transition:border-color .15s,box-shadow .15s}.billing-studio__input:focus{border-color:var(--bs-brand);box-shadow:0 0 0 3px var(--bs-focus)}.billing-studio__input--error{border-color:var(--bs-danger)}.billing-studio__hint{color:var(--bs-text-3);margin:6px 0 0;font-size:12px}.billing-studio__hint--error{color:var(--bs-danger)}.billing-studio__btn{min-height:48px;font:inherit;letter-spacing:.02em;cursor:pointer;appearance:none;border:none;border-radius:0;justify-content:center;align-items:center;padding:12px 22px;font-size:14px;font-weight:750;text-decoration:none;transition:opacity .15s,filter .15s;display:inline-flex}.billing-studio__btn:disabled{opacity:.45;cursor:not-allowed}.billing-studio__btn--primary{color:#fff;background:var(--bs-grad)}.billing-studio__btn--primary:hover:not(:disabled){filter:brightness(1.05)}.billing-studio__btn--ghost{color:var(--bs-text);border:1px solid var(--bs-line);background:0 0}.billing-studio__btn--ghost:hover:not(:disabled){background:var(--bs-surface-2)}.billing-studio__btn--block{width:100%}.billing-studio__actions{flex-wrap:wrap;justify-content:center;align-items:stretch;gap:10px;margin-top:28px;display:flex}.billing-studio__btn--equal{box-sizing:border-box;border:1px solid var(--bs-line);width:180px;min-width:180px;max-width:180px;height:48px;min-height:48px;padding:0 16px}.billing-studio__btn--equal.billing-studio__btn--ghost{border:1px solid var(--bs-line)}.billing-studio__toast{left:50%;bottom:calc(24px + env(safe-area-inset-bottom));z-index:80;opacity:0;pointer-events:none;border:1px solid var(--bs-ok-border);background:var(--bs-ok-bg);min-width:min(340px,100vw - 32px);max-width:calc(100vw - 32px);color:var(--bs-ok);text-align:center;border-radius:0;padding:14px 18px;font-size:14px;font-weight:650;line-height:1.4;transition:opacity .22s,transform .22s;position:fixed;transform:translate(-50%)translateY(12px);box-shadow:0 10px 28px #0b10201f}.billing-studio__toast.is-visible{opacity:1;transform:translate(-50%)translateY(0)}.billing-studio__toast--error{border-color:var(--bs-danger-border);background:var(--bs-danger-bg);color:var(--bs-danger)}.billing-studio__alert{border:1px solid var(--bs-line);color:var(--bs-text-2);background:var(--bs-surface-2);border-radius:0;margin-top:18px;padding:14px 16px;font-size:14px;line-height:1.45}.billing-studio__alert--error{border-color:var(--bs-danger-border);background:var(--bs-danger-bg);color:var(--bs-danger)}.billing-studio__alert--ok{border-color:var(--bs-ok-border);background:var(--bs-ok-bg);color:var(--bs-ok)}.billing-studio__money{font-variant-numeric:tabular-nums}.billing-studio__layout{align-items:start;gap:28px;display:grid}@media (min-width:960px){.billing-studio__layout--paper{grid-template-columns:minmax(0,1fr) 280px}.billing-studio__layout--pay{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr)}}.billing-studio__aside{border:1px solid var(--bs-line);background:var(--bs-surface);border-radius:0;padding:20px}@media (min-width:960px){.billing-studio__aside--sticky{position:sticky;top:24px}}.billing-studio__aside-label{letter-spacing:.14em;text-transform:uppercase;color:var(--bs-text-3);margin:0;font-size:11px;font-weight:700}.billing-studio__aside-amount{letter-spacing:-.03em;font-variant-numeric:tabular-nums;background:var(--bs-grad);color:#0000;-webkit-background-clip:text;background-clip:text;margin:8px 0 0;font-size:1.85rem;font-weight:800}.billing-studio__aside-meta{color:var(--bs-text-2);margin:8px 0 0;font-size:13px}.billing-studio__aside-actions{gap:10px;margin-top:18px;display:grid}.billing-studio__mobile-bar{z-index:30;padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:var(--bs-surface);border-top:1px solid var(--bs-line);justify-content:space-between;align-items:center;gap:12px;display:flex;position:fixed;bottom:0;left:0;right:0}@media (min-width:960px){.billing-studio__mobile-bar{display:none}}.billing-studio__back{font:inherit;color:var(--bs-text-2);cursor:pointer;appearance:none;background:0 0;border:none;align-items:center;gap:6px;margin-bottom:20px;padding:0;font-size:13px;font-weight:650;text-decoration:none;display:inline-flex}.billing-studio__back:hover{color:var(--bs-text)}.billing-studio__footer{border-top:1px solid var(--bs-line-soft);text-align:center;margin-top:48px;padding-top:24px}.billing-studio__footer p{color:var(--bs-text-3);margin:0;font-size:12px;line-height:1.5}.billing-studio__footer a{color:var(--bs-text-2);text-underline-offset:2px;text-decoration:underline}.billing-studio__footer p+p{margin-top:6px}.billing-studio__pay-panel{border:1px solid var(--bs-line);background:var(--bs-surface);border-radius:0;padding:24px 20px}@media (min-width:640px){.billing-studio__pay-panel{padding:28px 24px}}.billing-studio__pay-mount{border:1px solid var(--bs-line-soft);background:var(--bs-surface-2);min-height:240px;margin-top:18px;padding:14px}.billing-studio__thanks-mark{border:1px solid var(--bs-ok-border);background:var(--bs-ok-bg);width:56px;height:56px;color:var(--bs-ok);justify-content:center;align-items:center;margin:0 auto;font-size:1.5rem;font-weight:800;display:flex}.billing-studio-chrome{background:#fff;border-bottom:1px solid #c5cde0;padding:18px 16px}.billing-studio-chrome a{justify-content:center;align-items:center;width:fit-content;margin:0 auto;display:flex}.billing-studio-chrome img{-o-object-fit:contain;object-fit:contain;width:auto;height:26px}@media (min-width:640px){.billing-studio-chrome img{height:30px}}