:root {
    --ink: #14203a;
    --ink-soft: #5a6784;
    --line: #dde3ee;
    --bg: #f6f8fc;
    --card: #ffffff;
    --accent: #1b6bff;
    --accent-dark: #0f4fd1;
    --gold: #b8860b;
    --ok: #0f7a44;
    --warn: #a8560c;
    --err: #b4271f;
    --radius: 14px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--ink);
    background: var(--bg);
}

a { color: var(--accent); }

.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 18px 24px;
    background: var(--card);
    border-bottom: 1px solid var(--line);
    flex-wrap: wrap;
}
.brand { font-weight: 700; text-decoration: none; color: var(--ink); letter-spacing: -0.01em; }
.secure { color: var(--ink-soft); font-size: 14px; }

.wrap { max-width: 940px; margin: 0 auto; padding: 32px 20px 56px; }
h1 { font-size: clamp(26px, 4vw, 34px); letter-spacing: -0.02em; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 32px 0 12px; }
.lead { color: var(--ink-soft); margin: 0 0 24px; }

.alert {
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    border: 1px solid;
}
.alert--error { background: #fdeceb; border-color: #f3c2be; color: var(--err); }
.alert--info { background: #eaf2ff; border-color: #c3d9ff; color: var(--accent-dark); }

.promo {
    background: linear-gradient(90deg, #fff6e0, #fffdf6);
    border: 1px solid #f0d999;
    color: #6b4c04;
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 24px;
    font-size: 15px;
}

/* Baner oferty otwieranej linkiem (np. cena dla absolwentów) — bez odliczania */
.promo--invite {
    background: linear-gradient(90deg, #eaf7ee, #fbfefc);
    border-color: #b8e0c4;
    color: #1d5b32;
}

/* ——— Plany ——— */
.plans { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

.plan { position: relative; display: block; cursor: pointer; }
.plan input { position: absolute; opacity: 0; pointer-events: none; }
.plan__body {
    display: block;
    height: 100%;
    background: var(--card);
    border: 2px solid var(--line);
    border-radius: var(--radius);
    padding: 20px 18px;
    transition: border-color .15s, box-shadow .15s;
}
.plan:hover .plan__body { border-color: #b9cdf5; }
.plan--active .plan__body { border-color: var(--accent); box-shadow: 0 6px 22px rgba(27, 107, 255, .13); }

.plan__badge {
    display: inline-block;
    background: var(--gold);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    padding: 3px 8px;
    border-radius: 999px;
    margin-bottom: 10px;
}
.plan__name { display: block; font-weight: 600; margin-bottom: 6px; }
.plan__price { display: block; font-size: 34px; font-weight: 700; letter-spacing: -0.02em; }
.plan__price small { font-size: 15px; font-weight: 500; color: var(--ink-soft); }
.plan__compare { display: block; color: var(--ink-soft); text-decoration: line-through; font-size: 14px; }
.plan__blurb { display: block; margin-top: 10px; color: var(--ink-soft); font-size: 14px; }
.plan__mode { display: block; margin-top: 10px; font-size: 12px; color: var(--ink-soft); border-top: 1px solid var(--line); padding-top: 10px; }

/* ——— Formularz ——— */
.fields {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px 20px;
    margin-top: 24px;
}
.row { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
@media (max-width: 620px) { .row { grid-template-columns: 1fr; } }

.field { display: block; margin-bottom: 14px; }
.field > span { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.field em { font-style: normal; font-weight: 400; color: var(--ink-soft); }
.field input {
    width: 100%;
    padding: 11px 12px;
    font: inherit;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: #fff;
}
.field input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }

.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--ink-soft); margin-top: 12px; }
.consent input { margin-top: 3px; }
.consent[hidden] { display: none; }

.pay {
    display: inline-block;
    margin-top: 20px;
    padding: 15px 28px;
    font: inherit;
    font-weight: 700;
    color: #fff;
    background: var(--accent);
    border: 0;
    border-radius: 12px;
    cursor: pointer;
    text-decoration: none;
}
.pay:hover { background: var(--accent-dark); }
.pay--secondary { background: #6b7686; }
.pay--secondary:hover { background: #55606f; }

.fineprint { color: var(--ink-soft); font-size: 13px; margin-top: 12px; }

.summary { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.summary p { margin: 4px 0; }

/* ——— Panel ——— */
.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: #f0f3f9; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--ink-soft); }
td small { color: var(--ink-soft); }

.status { font-size: 12px; font-weight: 700; }
.status--active, .status--COMPLETED { color: var(--ok); }
.status--past_due, .status--action_required, .status--PENDING, .status--WAITING_FOR_CONFIRMATION { color: var(--warn); }
.status--canceled, .status--expired, .status--REJECTED, .status--CANCELED, .status--ERROR { color: var(--err); }

button.link { background: none; border: 0; color: var(--err); cursor: pointer; font: inherit; text-decoration: underline; padding: 0; }

.site-footer { border-top: 1px solid var(--line); background: var(--card); padding: 20px; text-align: center; color: var(--ink-soft); font-size: 13px; }
.site-footer p { margin: 3px 0; }
.site-footer__seller { color: var(--ink); }
.site-footer__registry { font-size: 12px; }