/* ==========================================================================
   Pricing — templates/modules/pricing/{public,partials/body}.html and
   templates/modules/upgrade/index.html. Builds on semai-ui.css (.sem-*).
   Feature classes: .pr-*. Behaviour: static/modules/pricing.js.
   ========================================================================== */

/* ---------------------------------------------------------------- public shell */
body.pr-public {
    margin: 0;
    background: #fff;
    color: var(--sem-ui-gray-900);
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
}
.pr-topbar {
    position: sticky;
    top: 0;
    z-index: 2;
    background: rgba(255, 255, 255, .9);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--sem-ui-gray-200);
}
.pr-topbar-inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.pr-brand img { display: block; height: 24px; width: auto; }
.pr-topnav { display: flex; gap: 22px; }
.pr-topnav a { color: var(--sem-ui-gray-600); font-weight: 600; font-size: 14px; text-decoration: none; }
.pr-topnav a:hover, .pr-topnav a[aria-current="page"] { color: var(--sem-ui-brand-700); }
.pr-topbar-actions { margin-left: auto; display: flex; gap: 8px; }
.pr-main { padding-top: 8px; padding-bottom: 48px; }
.pr-footer { border-top: 1px solid var(--sem-ui-gray-200); padding: 22px 0; color: var(--sem-ui-gray-500); font-size: 13px; }
.pr-footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; }
.pr-footer nav { display: flex; gap: 18px; }
.pr-footer a { color: var(--sem-ui-gray-600); text-decoration: none; }
.pr-footer a:hover { color: var(--sem-ui-brand-700); }

/* ---------------------------------------------------------------- hero */
.pr-hero {
    position: relative;
    text-align: center;
    padding: 44px 24px 34px;
    margin-top: 12px;
    border-radius: var(--sem-ui-radius-lg);
    border: 1px solid var(--sem-ui-brand-100);
    background:
        radial-gradient(circle 220px at 12% 0%, rgba(158, 119, 237, .18), transparent 70%),
        radial-gradient(circle 200px at 92% 100%, rgba(46, 144, 250, .12), transparent 70%),
        linear-gradient(180deg, var(--sem-ui-brand-50), #fff 78%);
}
.pr-eyebrow, .pr-kicker {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid var(--sem-ui-brand-200);
    color: var(--sem-ui-brand-700);
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: .02em;
}
.pr-title {
    margin: 16px auto 10px;
    max-width: 820px;
    font-size: 40px;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -.025em;
    color: var(--sem-ui-gray-900);
}
.pr-sub { margin: 0 auto; max-width: 680px; font-size: 16px; line-height: 1.6; color: var(--sem-ui-gray-600); }
.pr-controls { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 26px; }
.pr-switch {
    display: inline-flex;
    gap: 4px;
    padding: 4px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid var(--sem-ui-gray-200);
    box-shadow: var(--sem-ui-shadow-xs);
}
.pr-switch button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 20px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--sem-ui-gray-600);
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color .15s ease, color .15s ease;
}
.pr-switch button:hover { color: var(--sem-ui-gray-900); }
.pr-switch button:focus-visible { outline: none; box-shadow: var(--sem-ui-ring); }
.pr-switch button.is-active { background: var(--sem-ui-brand-600); color: #fff; }
.pr-save {
    padding: 1px 8px;
    border-radius: 999px;
    background: var(--sem-ui-success-50);
    color: var(--sem-ui-success-700);
    font-size: 11.5px;
    font-weight: 700;
}
.pr-switch button.is-active .pr-save { background: rgba(255, 255, 255, .22); color: #fff; }
.pr-trust {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 22px;
    margin: 22px 0 0;
    padding: 0;
    list-style: none;
    color: var(--sem-ui-gray-600);
    font-size: 13px;
    font-weight: 500;
}
.pr-trust i { color: var(--sem-ui-brand-600); margin-right: 4px; }

.pr-alert { margin-top: 16px; }
.pr-status-host:empty { display: none; }
.pr-status {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 16px;
    margin-top: 16px;
    padding: 14px 18px;
    border-radius: var(--sem-ui-radius);
    border: 1px solid var(--sem-ui-gray-200);
    background: #fff;
    box-shadow: var(--sem-ui-shadow-xs);
}
.pr-status .sem-avatar { flex: 0 0 38px; }
.pr-status-text { flex: 1 1 280px; min-width: 0; font-size: 14px; color: var(--sem-ui-gray-700); line-height: 1.5; }
.pr-status-text b { color: var(--sem-ui-gray-900); }
.pr-status.is-warning { border-color: var(--sem-ui-warning-200); background: var(--sem-ui-warning-50); }
.pr-status.is-danger { border-color: var(--sem-ui-danger-200); background: var(--sem-ui-danger-50); }
.pr-status.is-info { border-color: var(--sem-ui-brand-200); background: var(--sem-ui-brand-25); }

/* ---------------------------------------------------------------- plan cards */
.pr-plans {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
    margin-top: 28px;
    align-items: stretch;
}
.pr-plan {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 24px 20px 22px;
    border-radius: 18px;
    border: 1px solid var(--sem-ui-gray-200);
    background: #fff;
    box-shadow: var(--sem-ui-shadow-xs);
    transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.pr-plan:hover { box-shadow: var(--sem-ui-shadow-md); transform: translateY(-2px); }
.pr-plan.is-highlight {
    border: 2px solid var(--sem-ui-brand-600);
    padding: 23px 19px 21px;
    background: linear-gradient(180deg, var(--sem-ui-brand-25), #fff 40%);
    box-shadow: 0 16px 32px -12px rgba(127, 86, 217, .35);
}
.pr-plan.is-current { border-color: var(--sem-ui-success-500); }
.pr-plan.is-free { background: var(--sem-ui-gray-25); }
.pr-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 3px 12px;
    border-radius: 999px;
    background: var(--sem-ui-gradient-brand);
    color: #fff;
    font-size: 11.5px;
    font-weight: 700;
    white-space: nowrap;
    box-shadow: var(--sem-ui-shadow-brand);
}
.pr-current-tag {
    position: absolute;
    top: 14px;
    right: 14px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 9px;
    border-radius: 999px;
    background: var(--sem-ui-success-50);
    border: 1px solid var(--sem-ui-success-200);
    color: var(--sem-ui-success-700);
    font-size: 11.5px;
    font-weight: 700;
}
.pr-current-tag[hidden] { display: none; }
.pr-plan-name { margin: 0; font-size: 18px; font-weight: 700; color: var(--sem-ui-gray-900); }
.pr-plan-tag { margin: 6px 0 0; min-height: 42px; font-size: 13px; line-height: 1.5; color: var(--sem-ui-gray-500); }
.pr-price { display: flex; align-items: baseline; gap: 6px; margin-top: 18px; min-height: 48px; }
.pr-amount { font-size: 36px; line-height: 1.1; font-weight: 800; letter-spacing: -.03em; color: var(--sem-ui-gray-900); }
.pr-amount-text { font-size: 30px; }
.pr-per { font-size: 14px; font-weight: 500; color: var(--sem-ui-gray-500); }
.pr-billed { margin: 4px 0 0; min-height: 20px; font-size: 12.5px; color: var(--sem-ui-gray-500); }
.pr-billed .pr-save { margin-left: 4px; }
.pr-credits {
    margin-top: 16px;
    padding: 12px 14px;
    border-radius: 12px;
    background: var(--sem-ui-gray-50);
    border: 1px solid var(--sem-ui-gray-100);
}
.pr-plan.is-highlight .pr-credits { background: #fff; border-color: var(--sem-ui-brand-100); }
.pr-credits-line { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 8px; font-size: 12.5px; color: var(--sem-ui-gray-600); }
.pr-credits-line i { color: var(--sem-ui-warning-500); font-size: 15px; }
.pr-credits-line b { color: var(--sem-ui-gray-900); font-size: 20px; font-weight: 800; letter-spacing: -.01em; white-space: nowrap; }
.pr-meter { margin-top: 8px; }
.pr-per-credit { display: block; margin-top: 6px; font-size: 12px; color: var(--sem-ui-gray-500); }
.pr-cta { width: 100%; margin-top: 18px; }
.pr-cta.is-current, .pr-cta[aria-disabled="true"] { pointer-events: none; opacity: 1; }
.pr-cta.is-current { background: var(--sem-ui-success-50); border-color: var(--sem-ui-success-200); color: var(--sem-ui-success-700); box-shadow: none; }
.pr-cta-note { margin: 8px 0 0; min-height: 18px; font-size: 12px; text-align: center; color: var(--sem-ui-gray-500); }
.pr-cta-note:empty { min-height: 0; margin: 0; }
.pr-feats { margin: 18px 0 0; padding: 16px 0 0; list-style: none; border-top: 1px solid var(--sem-ui-gray-100); }
.pr-feats li { display: flex; gap: 8px; padding: 4px 0; font-size: 13px; line-height: 1.45; color: var(--sem-ui-gray-700); }
.pr-feats i { flex: 0 0 auto; color: var(--sem-ui-success-500); font-size: 15px; line-height: 1.3; }
.pr-fineprint { margin: 14px 0 0; text-align: center; font-size: 12.5px; color: var(--sem-ui-gray-500); }

/* ---------------------------------------------------------------- sections */
.pr-section { margin-top: 32px; }
.sem-card.pr-section { padding: 28px; }
.pr-section-head { text-align: center; max-width: 720px; margin: 0 auto 20px; }
.pr-h2 { margin: 12px 0 6px; font-size: 26px; line-height: 1.25; font-weight: 800; letter-spacing: -.02em; color: var(--sem-ui-gray-900); }
.pr-h3 { display: flex; align-items: center; gap: 8px; margin: 0; font-size: 16px; font-weight: 700; color: var(--sem-ui-gray-900); }
.pr-h3 i { color: var(--sem-ui-brand-600); }
.pr-lead { margin: 0; font-size: 14.5px; line-height: 1.65; color: var(--sem-ui-gray-600); }
.pr-section-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; align-items: start; }

.pr-costs { margin: 20px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.pr-costs li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--sem-ui-gray-100);
    background: var(--sem-ui-gray-25);
}
.pr-cost-label { flex: 1 1 auto; font-size: 13.5px; font-weight: 600; color: var(--sem-ui-gray-800); }
.pr-cost-val { font-size: 13px; color: var(--sem-ui-gray-500); white-space: nowrap; }
.pr-cost-val b { color: var(--sem-ui-brand-700); font-size: 14px; }

.pr-estimator {
    padding: 22px;
    border-radius: 16px;
    border: 1px solid var(--sem-ui-brand-100);
    background: linear-gradient(180deg, var(--sem-ui-brand-25), #fff 60%);
}
.pr-est-sub { margin: 4px 0 14px; font-size: 13px; color: var(--sem-ui-gray-500); }
.pr-est-rows { display: grid; gap: 8px; }
.pr-est-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin: 0;
    padding: 8px 10px 8px 12px;
    border-radius: 12px;
    background: #fff;
    border: 1px solid var(--sem-ui-gray-200);
    font-size: 13.5px;
    font-weight: 600;
    color: var(--sem-ui-gray-800);
}
.pr-est-row small { display: block; font-size: 11.5px; font-weight: 500; color: var(--sem-ui-gray-500); }
.pr-stepper { display: inline-flex; align-items: center; gap: 4px; flex: 0 0 auto; }
.pr-stepper input {
    width: 64px;
    height: 32px;
    padding: 0 6px;
    border: 1px solid var(--sem-ui-gray-300);
    border-radius: 8px;
    text-align: center;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    color: var(--sem-ui-gray-900);
    -moz-appearance: textfield;
}
.pr-stepper input::-webkit-outer-spin-button, .pr-stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.pr-stepper input:focus { outline: none; border-color: var(--sem-ui-brand-500); box-shadow: var(--sem-ui-ring); }
.pr-stepper .sem-icon-btn { border-color: var(--sem-ui-gray-200); color: var(--sem-ui-gray-600); }
.pr-est-result {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: 14px;
    background: var(--sem-ui-gray-900);
    color: #fff;
}
.pr-est-total { font-size: 28px; font-weight: 800; letter-spacing: -.02em; }
.pr-est-unit { font-size: 13px; color: rgba(255, 255, 255, .7); }
.pr-est-plan { display: flex; align-items: center; gap: 10px; font-size: 13.5px; }
.pr-est-plan b { font-size: 15px; }
.pr-est-plan .sem-btn { height: 34px; }

/* top-ups */
.pr-packs { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; max-width: 980px; margin: 0 auto; }
.pr-pack {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px;
    border-radius: 16px;
    border: 1px solid var(--sem-ui-gray-200);
    background: #fff;
    box-shadow: var(--sem-ui-shadow-xs);
}
.pr-pack .sem-avatar { background: var(--sem-ui-warning-50); border-color: var(--sem-ui-warning-200); color: var(--sem-ui-warning-700); }
.pr-pack-body { flex: 1 1 auto; min-width: 0; }
.pr-pack-name { margin: 0; font-size: 15px; font-weight: 700; color: var(--sem-ui-gray-900); }
.pr-pack-price { margin: 2px 0 0; font-size: 20px; font-weight: 800; color: var(--sem-ui-gray-900); letter-spacing: -.02em; }
.pr-pack-rate { font-size: 12px; color: var(--sem-ui-gray-500); }
.pr-pack-cta { flex: 0 0 auto; }
.pr-pack-cta[aria-disabled="true"] { pointer-events: none; opacity: .65; }

/* compare */
.pr-compare { padding: 0 !important; }
.pr-compare-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.pr-compare-table { min-width: 720px; margin: 0; }
.sem-table-card .pr-compare-table > thead > tr > th { position: sticky; top: 0; z-index: 1; text-align: center; font-size: 12.5px !important; color: var(--sem-ui-gray-800); }
.sem-table-card .pr-compare-table > thead > tr > th:first-child { text-align: left; }
.sem-table-card .pr-compare-table > tbody > tr > th { font-weight: 500; font-size: 13.5px; color: var(--sem-ui-gray-700); padding: 12px 20px; border-bottom: 1px solid var(--sem-ui-border); background: #fff; }
.sem-table-card .pr-compare-table > tbody > tr > td { text-align: center; padding: 12px 20px; }
.sem-table-card .pr-compare-table > tbody > tr.pr-compare-group > th {
    padding-top: 18px;
    background: var(--sem-ui-gray-25);
    color: var(--sem-ui-brand-700);
    font-weight: 700;
    font-size: 12.5px;
    letter-spacing: .04em;
    text-transform: uppercase;
}
.sem-table-card .pr-compare-table > tbody > tr.pr-compare-credits > * { font-weight: 700; color: var(--sem-ui-gray-900); background: var(--sem-ui-brand-25); }
.sem-table-card .pr-compare-table > thead > tr > th.is-current { color: var(--sem-ui-success-700); }
.pr-yes { color: var(--sem-ui-success-500); font-size: 16px; }
.pr-no { color: var(--sem-ui-gray-300); font-size: 16px; }

/* faq */
.pr-faq .sem-accordion { max-width: 860px; margin: 0 auto; }
.pr-faq-a { margin: 0; padding: 16px 20px 18px; font-size: 14px; line-height: 1.65; color: var(--sem-ui-gray-600); }

/* cta band */
.pr-cta-band { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; margin-top: 32px; }
.pr-cta-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 22px;
    border-radius: 18px;
    background: linear-gradient(135deg, #2D1B69, #53389E 55%, #7F56D9);
    color: #fff;
}
.pr-cta-card.is-alt { background: #fff; color: var(--sem-ui-gray-900); border: 1px solid var(--sem-ui-gray-200); }
.pr-cta-card .sem-hero-icon { box-shadow: none; background: rgba(255, 255, 255, .14); }
.pr-cta-card .sem-hero-icon.is-alt { background: var(--sem-ui-brand-50); color: var(--sem-ui-brand-700); }
.pr-cta-text { flex: 1 1 auto; min-width: 0; }
.pr-cta-text .pr-h2 { margin: 0 0 4px; font-size: 18px; color: inherit; }
.pr-cta-text p { margin: 0; font-size: 13.5px; opacity: .85; }
.pr-cta-card .sem-btn { flex: 0 0 auto; }
.pr-cta-card:not(.is-alt) .sem-btn-primary { background: #fff; color: var(--sem-ui-brand-800); border-color: #fff; }

/* ---------------------------------------------------------------- billing result / checkout pages */
.bl-result { max-width: 640px; margin: 24px auto 0; text-align: center; }
.bl-result .sem-card-body { padding: 34px 30px; }
.bl-result-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    font-size: 30px;
    background: var(--sem-ui-success-50);
    color: var(--sem-ui-success-700);
    border: 1px solid var(--sem-ui-success-200);
}
.bl-result-icon.is-pending { background: var(--sem-ui-brand-50); color: var(--sem-ui-brand-700); border-color: var(--sem-ui-brand-200); }
.bl-result-icon.is-failed { background: var(--sem-ui-danger-50); color: var(--sem-ui-danger-700); border-color: var(--sem-ui-danger-200); }
.bl-result h1 { margin: 16px 0 6px; font-size: 24px; font-weight: 800; letter-spacing: -.02em; color: var(--sem-ui-gray-900); }
.bl-result p.bl-lead { margin: 0 auto; max-width: 480px; color: var(--sem-ui-gray-600); font-size: 14.5px; line-height: 1.6; }
.bl-facts { margin: 22px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--sem-ui-gray-200); text-align: left; }
.bl-facts li { display: flex; justify-content: space-between; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--sem-ui-gray-100); font-size: 14px; }
.bl-facts span { color: var(--sem-ui-gray-500); }
.bl-facts b { color: var(--sem-ui-gray-900); text-align: right; }
.bl-facts b.bl-credit { color: var(--sem-ui-success-700, #067647); }
.bl-result p.bl-note { margin: 12px auto 0; max-width: 480px; padding: 10px 12px; border-radius: 10px; background: var(--sem-ui-success-50, #ECFDF3); color: var(--sem-ui-success-700, #067647); font-size: 13px; line-height: 1.5; text-align: left; }
.bl-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 24px; }
.bl-spinner {
    width: 26px;
    height: 26px;
    border: 3px solid var(--sem-ui-brand-200);
    border-right-color: var(--sem-ui-brand-600);
    border-radius: 50%;
    animation: sem-spin .8s linear infinite;
}
.bl-rz-wrap { max-width: 520px; margin: 40px auto; }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 1399.98px) {
    .pr-plans { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 991.98px) {
    .pr-plans { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .pr-section-grid, .pr-cta-band { grid-template-columns: minmax(0, 1fr); }
    .pr-title { font-size: 32px; }
}
@media (max-width: 575.98px) {
    .pr-plans { grid-template-columns: minmax(0, 1fr); }
    .pr-hero { padding: 30px 16px 26px; }
    .pr-title { font-size: 26px; }
    .pr-sub { font-size: 14.5px; }
    .pr-switch button { padding: 8px 14px; font-size: 13.5px; }
    .sem-card.pr-section { padding: 18px; }
    .pr-h2 { font-size: 22px; }
    .pr-topnav { display: none; }
    .pr-cta-card { flex-direction: column; align-items: flex-start; }
    .pr-pack { flex-wrap: wrap; }
    .pr-plan-tag { min-height: 0; }
}
/* plan-change confirmation (pricing.js confirmChange) */
.pr-dialog { width: min(460px, calc(100vw - 32px)); padding: 0; border: 1px solid var(--sem-ui-gray-200); border-radius: 16px;
    background: #fff; color: var(--sem-ui-gray-900); box-shadow: 0 24px 48px -12px rgba(16, 24, 40, .25); }
.pr-dialog::backdrop { background: rgba(16, 24, 40, .45); }
.pr-dialog-body { position: relative; padding: 22px 22px 20px; }
.pr-dialog h2 { margin: 0 28px 14px 0; font-size: 18px; font-weight: 700; line-height: 1.35; }
.pr-dialog-x { position: absolute; top: 14px; right: 14px; width: 32px; height: 32px; border: 0; border-radius: 8px;
    background: transparent; color: var(--sem-ui-gray-500); cursor: pointer; }
.pr-dialog-x:hover { background: var(--sem-ui-gray-100); color: var(--sem-ui-gray-900); }
.pr-dialog-rows { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--sem-ui-gray-200); }
.pr-dialog-rows li { display: flex; justify-content: space-between; gap: 14px; padding: 10px 0; border-bottom: 1px solid var(--sem-ui-gray-100); font-size: 14px; }
.pr-dialog-rows span { color: var(--sem-ui-gray-600); }
.pr-dialog-rows b { white-space: nowrap; }
.pr-dialog-rows li.is-credit b { color: var(--sem-ui-success-700, #067647); }
.pr-dialog-rows li.is-total { border-bottom: 0; font-size: 15.5px; }
.pr-dialog-rows li.is-total span { color: var(--sem-ui-gray-900); font-weight: 600; }
.pr-dialog p { margin: 12px 0 0; color: var(--sem-ui-gray-600); font-size: 13.5px; line-height: 1.55; }
.pr-dialog-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; margin-top: 18px; }
@media (max-width: 480px) { .pr-dialog-actions .sem-btn { flex: 1 1 100%; justify-content: center; } }

@media (prefers-reduced-motion: reduce) {
    .pr-plan, .pr-switch button { transition: none; }
    .pr-plan:hover { transform: none; }
    .bl-spinner { animation: none; }
}