:root {
    --ink: #152238;
    --muted: #667085;
    --line: #e6eaf0;
    --surface: #ffffff;
    --canvas: #f4f7fb;
    --primary: #1769aa;
    --primary-dark: #0d4f87;
    --success: #087a55;
    --warning: #9a5b00;
    --danger: #b42318;
    font-family: Tahoma, "Segoe UI", Arial, sans-serif;
    color: var(--ink);
    background: var(--canvas);
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: var(--canvas); }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }
.shell { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }
.site-header { background: rgba(255,255,255,.94); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; backdrop-filter: blur(12px); }
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); }
.brand-mark { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 13px; background: linear-gradient(145deg, #1769aa, #38a3d1); color: white; font: 800 22px/1 Arial; box-shadow: 0 8px 18px rgba(23,105,170,.2); }
.brand strong, .brand small { display: block; direction: ltr; text-align: left; }
.brand small { color: var(--muted); margin-top: 3px; direction: rtl; text-align: right; }
nav { display: flex; gap: 20px; font-weight: 700; }
.page-content { padding-block: 44px 72px; }
.hero { padding: 34px; border-radius: 24px; color: white; background: radial-gradient(circle at 10% 10%, #2a91c6, transparent 35%), linear-gradient(125deg, #0d365f, #1769aa); display: flex; align-items: center; justify-content: space-between; gap: 32px; box-shadow: 0 22px 50px rgba(19,64,105,.18); margin-bottom: 28px; }
.hero h1 { margin: 10px 0 12px; font-size: clamp(1.7rem, 4vw, 2.7rem); }
.hero p { margin: 0; max-width: 720px; line-height: 2; color: #e9f5ff; }
.eyebrow { font: 700 .78rem/1.4 Arial, sans-serif; letter-spacing: .08em; text-transform: uppercase; opacity: .82; }
.default-provider { min-width: 220px; padding: 18px; border: 1px solid rgba(255,255,255,.25); border-radius: 17px; background: rgba(255,255,255,.1); }
.default-provider span, .default-provider strong { display: block; }
.default-provider span { color: #d9efff; margin-bottom: 8px; }
.default-provider strong { font-size: 1.05rem; }
.compact-hero { padding-block: 26px; }
.content-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(300px, .8fr); gap: 24px; align-items: start; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 26px; box-shadow: 0 12px 32px rgba(31,52,80,.06); }
.card h2 { margin: 0 0 18px; font-size: 1.25rem; }
.card-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.card-heading > div { display: flex; align-items: center; gap: 12px; }
.card-heading h2 { margin: 0; }
.step { width: 34px; height: 34px; display: inline-grid; place-items: center; border-radius: 11px; background: #e7f3fb; color: var(--primary-dark); font-weight: 800; }
.badge, .status { display: inline-flex; padding: 6px 11px; border-radius: 999px; background: #eef2f6; color: #475467; font-size: .8rem; font-weight: 800; direction: ltr; }
.badge-live, .status-succeeded, .status-alreadyprocessed { background: #e7f8f1; color: var(--success); }
.status-failed, .status-canceled { background: #ffefed; color: var(--danger); }
.status-unknown, .status-pending { background: #fff5df; color: var(--warning); }
.payment-form { display: grid; gap: 10px; }
.payment-form label { margin-top: 8px; font-weight: 700; }
.payment-form input, .payment-form select { width: 100%; min-height: 48px; padding: 10px 13px; border: 1px solid #ccd4df; border-radius: 11px; background: white; color: var(--ink); font: inherit; }
.payment-form input:focus, .payment-form select:focus { outline: 3px solid rgba(23,105,170,.14); border-color: var(--primary); }
.payment-form small { color: var(--muted); line-height: 1.7; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border: 0; border-radius: 11px; font: 700 1rem/1 Tahoma, sans-serif; cursor: pointer; }
.button-primary { margin-top: 14px; background: var(--primary); color: white; box-shadow: 0 9px 20px rgba(23,105,170,.2); }
.button-primary:hover { color: white; background: var(--primary-dark); }
.button-secondary { background: #edf4fa; color: var(--primary-dark); }
.guide-card p, .guide-card li { line-height: 1.95; }
.guide-card ol { padding-right: 20px; }
code { direction: ltr; unicode-bidi: isolate; display: inline-block; padding: 2px 6px; border-radius: 6px; background: #eef2f6; color: #344054; font: .86em Consolas, monospace; }
.notice { margin-block: 18px; padding: 14px 16px; border-radius: 12px; background: #edf6fc; color: #17496e; line-height: 1.9; }
.notice-warning { background: #fff7e8; color: #7a4800; }
.recent-card { margin-top: 24px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px; text-align: right; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-size: .82rem; }
.actions { display: flex; gap: 12px; }
.empty-state { padding: 28px; text-align: center; color: var(--muted); background: #f8fafc; border: 1px dashed #ccd4df; border-radius: 14px; }
.result-shell { max-width: 780px; margin-inline: auto; padding: 38px; text-align: center; background: white; border: 1px solid var(--line); border-radius: 24px; box-shadow: 0 18px 45px rgba(31,52,80,.08); }
.result-shell h1 { margin: 12px 0; }
.result-icon { width: 68px; height: 68px; margin: 0 auto 20px; display: grid; place-items: center; border-radius: 22px; background: #e7f8f1; color: var(--success); font-size: 2rem; font-weight: 800; }
.result-status { font-size: 1rem; }
.details-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 24px 0; text-align: right; }
.details-grid > div { padding: 14px; border-radius: 12px; background: #f7f9fc; }
.details-grid dt { color: var(--muted); font-size: .8rem; margin-bottom: 7px; }
.details-grid dd { margin: 0; overflow-wrap: anywhere; }
.single-column { grid-template-columns: 1fr; }
.result-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.checkbox-row { display: flex; align-items: center; gap: 10px; }
.checkbox-row input { width: 18px; min-height: 18px; }
.validation { color: var(--danger); font-size: .86rem; }
.site-footer { padding: 24px 0; border-top: 1px solid var(--line); color: var(--muted); text-align: center; background: white; }

@media (max-width: 820px) {
    .content-grid { grid-template-columns: 1fr; }
    .hero { align-items: stretch; flex-direction: column; }
    .header-inner { align-items: flex-start; flex-direction: column; padding-block: 14px; }
    nav { width: 100%; padding-top: 12px; border-top: 1px solid var(--line); }
    .details-grid { grid-template-columns: 1fr; }
    .card, .result-shell, .hero { padding: 22px; border-radius: 17px; }
}