/* Nadace Trantina – Donate plugin frontend */
.nadace-donate-form, .nadace-widget, .nadace-result { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; line-height: 1.5; color: #1f2937; }

/* Errors */
.nadace-errors { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; padding: 12px 16px; border-radius: 8px; margin-bottom: 20px; }
.nadace-errors p { margin: 4px 0; }

/* Tabs (FO / firma) – customizable */
.nadace-tabs { display: flex; gap: 0; border-bottom: 1px solid #e5e7eb; margin-bottom: 24px; }
.nadace-tab { padding: 12px 20px; cursor: pointer; border-bottom: 3px solid transparent; font-weight: 500; border-radius: var(--nadace-tab-radius, 0) var(--nadace-tab-radius, 0) 0 0; transition: all .15s; color: #6b7280; }
.nadace-tab input { display: none; }
.nadace-tab:has(input:checked) {
    border-bottom-color: var(--nadace-tab-active-bg, #2563eb);
    color: var(--nadace-tab-active-color, #fff);
    background: var(--nadace-tab-active-bg, #2563eb);
}

/* Amount chips – customizable via CSS vars */
.nadace-amounts { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0; }
.nadace-chip { cursor: pointer; padding: 8px 16px; border: 1px solid #d1d5db; border-radius: var(--nadace-chip-radius, 8px); background: #fff; font-weight: 500; transition: all .15s; }
.nadace-chip input { display: none; }
.nadace-chip:has(input:checked), .nadace-chip--active { background: var(--nadace-chip-active-bg, #2563eb); color: var(--nadace-chip-active-color, #fff); border-color: var(--nadace-chip-active-bg, #2563eb); }
.nadace-chip:hover { border-color: var(--nadace-chip-active-bg, #2563eb); }

/* Form fields */
.nadace-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.nadace-full { grid-column: 1 / -1; }
@media (max-width: 640px) { .nadace-grid { grid-template-columns: 1fr; } }
.nadace-row { margin-bottom: 12px; }
.nadace-row label { display: block; font-size: 0.9rem; color: #374151; font-weight: 500; }
.nadace-input { width: 100%; padding: 10px 12px; border: 1px solid #d1d5db; border-radius: 6px; font: inherit; background: #fff; margin-top: 4px; }
.nadace-input--short { max-width: 180px; }
.nadace-help { font-size: 0.85rem; color: #6b7280; margin: 4px 0 16px; }

/* Checkboxes */
.nadace-checkboxes { margin: 20px 0; }
.nadace-checkboxes label { display: block; margin: 8px 0; cursor: pointer; }

/* Buttons */
.nadace-btn { display: inline-block; padding: 12px 24px; border: none; border-radius: 8px; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; text-align: center; }
.nadace-btn--primary { background: var(--nadace-btn-bg, #dc2626); color: var(--nadace-btn-color, #fff); font-size: 1.05rem; border-radius: var(--nadace-btn-radius, 8px); }
.nadace-btn--primary:hover { filter: brightness(0.9); }
.nadace-btn--full { width: 100%; display: block; }

/* ============================= */
/* Quick-donate widget           */
/* ============================= */
.nadace-widget { background: var(--nadace-widget-bg, #f3f4f6); border-radius: var(--nadace-widget-radius, 12px); padding: 32px; margin: 24px 0; }
.nadace-widget__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; }
@media (max-width: 768px) { .nadace-widget__inner { grid-template-columns: 1fr; } }
.nadace-widget__title { font-size: 1.5rem; font-weight: 700; margin: 0 0 8px; color: #111827; }
.nadace-widget__desc { color: #6b7280; margin: 0; font-size: 0.95rem; }
.nadace-widget__form { display: flex; flex-direction: column; gap: 12px; }
.nadace-widget__amounts { display: flex; flex-wrap: wrap; gap: 8px; }
.nadace-widget__amounts .nadace-chip { padding: 10px 18px; font-size: 0.95rem; }

/* Result pages */
.nadace-result { max-width: 700px; margin: 0 auto; }
.nadace-table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.nadace-table th, .nadace-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid #e5e7eb; }
.nadace-table th { color: #6b7280; width: 40%; }
.nadace-qr { display: flex; gap: 20px; align-items: flex-start; margin: 24px 0; padding: 20px; background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 8px; }
.nadace-qr img { background: #fff; padding: 8px; border-radius: 6px; }
.nadace-page { padding: 40px 16px; max-width: 900px; margin: 0 auto; }