/* Match the Home page's spacing below the nav (the global .page top padding
   of 96px dates from the old fixed header). */
.page.crt { padding-top: 26px; }

/* /certifications — Certification Roadmap (Phase 15B).
   Built on the site tokens in style.css (the colourful Home's palette:
   start.css). Everything is scoped under .crt. Phone layout at 820 / 520px. */

.crt {
    --crt-bg: var(--bg-secondary, #f5f5f7);
    --crt-card: var(--bg-card, #fff);
    --crt-line: var(--border-secondary, #e5e5ea);
    --crt-line2: var(--border-primary, #d2d2d7);
    --crt-ink: var(--text-primary, #1d1d1f);
    --crt-ink2: var(--text-secondary, #6e6e73);
    --crt-ink3: var(--text-tertiary, #aeaeb2);
    --crt-blue: var(--accent, #007aff);
    --crt-green: var(--success, #34c759);
    --crt-green-ink: #248a3d;
    --crt-orange: var(--warning, #ff9500);
    --crt-indigo: #5856d6;
    color: var(--crt-ink);
}
.crt *, .crt *::before, .crt *::after { box-sizing: border-box; }
.crt [hidden] { display: none !important; }
.crt-page { max-width: 1180px; margin: 0 auto; padding: 26px 24px 48px; display: grid; gap: 26px; }

.crt-kicker {
    display: inline-flex; align-items: center; gap: 6px; width: fit-content;
    font-size: 10.5px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase;
    padding: 3px 10px; border-radius: var(--radius-full, 999px);
    background: rgba(0,122,255,.11); color: #0062cc;
}
.crt-kicker-green { background: rgba(52,199,89,.13); color: var(--crt-green-ink); }
.crt-link { color: var(--crt-blue); font-weight: 600; font-size: 13px; text-decoration: none; white-space: nowrap; }
.crt-link:hover { text-decoration: underline; }
.crt-link-quiet { color: var(--crt-ink2); }
.crt-muted { color: var(--crt-ink2); }

.crt-btn {
    border: 0; border-radius: var(--radius-full, 999px); padding: 9px 16px; font: inherit; font-weight: 600;
    font-size: 13.5px; background: var(--crt-blue); color: #fff; white-space: nowrap; cursor: pointer;
    display: inline-flex; gap: 6px; align-items: center; justify-content: center; text-decoration: none;
}
.crt-btn:hover { filter: brightness(1.05); text-decoration: none; color: #fff; }
.crt-btn:disabled { opacity: .6; cursor: default; }
.crt-btn-line { background: var(--crt-card); color: var(--crt-ink); box-shadow: inset 0 0 0 1px var(--crt-line2); }
.crt-btn-line:hover { color: var(--crt-ink); }
.crt-btn-block { width: 100%; }
.crt button:focus-visible, .crt a:focus-visible, .crt input:focus-visible, .crt select:focus-visible, .crt summary:focus-visible {
    outline: 2px solid var(--crt-blue); outline-offset: 2px;
}

/* promo banner */
.crt-promo {
    display: flex; gap: 10px; align-items: center; justify-content: space-between; flex-wrap: wrap;
    background: linear-gradient(90deg, rgba(52,199,89,.10), var(--crt-card) 60%);
    border: 1px solid rgba(52,199,89,.25); border-left: 4px solid var(--crt-green);
    border-radius: 14px; padding: 10px 14px; font-size: 13px;
}
.crt-promo b { color: var(--crt-green-ink); }

/* hero */
.crt-hero {
    border-radius: 24px; border: 1px solid var(--crt-line); padding: 34px;
    background: radial-gradient(120% 140% at 0% 0%, rgba(0,122,255,.11), transparent 55%),
                radial-gradient(90% 120% at 100% 100%, rgba(52,199,89,.10), transparent 60%), var(--crt-card);
    display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 34px; align-items: center;
}
.crt-hero h1 { margin: 12px 0 10px; font-size: 38px; line-height: 1.08; letter-spacing: -.03em; font-weight: 800; text-wrap: balance; }
.crt-hero h1 em {
    font-style: normal; background: linear-gradient(90deg, #007aff, #30b05f);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.crt-lead { margin: 0 0 18px; color: var(--crt-ink2); font-size: 15px; max-width: 46ch; }
.crt-ctas { display: flex; gap: 8px; flex-wrap: wrap; }
.crt-meta { font-size: 12px; color: var(--crt-ink2); margin: 0; }
.crt-meta:empty { display: none; }

/* "Your numbers" */
.crt-form {
    background: var(--crt-card); border: 1px solid var(--crt-line); border-radius: 20px; padding: 20px;
    box-shadow: 0 12px 32px rgba(0,122,255,.10); border-top: 4px solid var(--crt-blue); display: grid; gap: 12px;
}
.crt-form-h { margin: 0; font-size: 15px; letter-spacing: -.01em; }
.crt-f2 { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 10px; }
.crt-fld { display: grid; gap: 4px; min-width: 0; }
.crt-fld label, .crt-lbl { font-size: 11px; font-weight: 700; color: var(--crt-ink2); letter-spacing: .02em; }
.crt-fld input, .crt-fld select {
    width: 100%; min-width: 0; border: 1px solid var(--crt-line2); border-radius: 10px; padding: 8px 11px;
    font: inherit; font-size: 13.5px; font-weight: 600; background: var(--crt-card); color: var(--crt-ink);
}
.crt-fld input::placeholder { color: var(--crt-ink3); font-weight: 500; }
.crt-fld input:disabled, .crt-fld select:disabled { color: var(--crt-ink2); background: var(--crt-card); }
.crt-money { display: flex; gap: 6px; }
.crt-money select { width: auto; flex: none; padding: 8px 6px; }
.crt-segs { display: flex; background: #f0f0f3; border-radius: 10px; padding: 3px; gap: 2px; }
.crt-segs button {
    flex: 1; border: 0; background: transparent; font: inherit; font-size: 12.5px; font-weight: 600;
    padding: 5px 0; border-radius: 8px; color: var(--crt-ink2); cursor: pointer;
}
.crt-segs button[aria-checked="true"], .crt-segs button[aria-pressed="true"] {
    background: var(--crt-card); color: var(--crt-ink); box-shadow: 0 1px 2px rgba(0,0,0,.08);
}
.crt-segs button:disabled { cursor: default; }
.crt-sort { flex: none; }
.crt-sort button { flex: none; padding: 5px 12px; white-space: nowrap; }
.crt-tags {
    display: flex; flex-wrap: wrap; gap: 5px; align-items: center;
    border: 1px solid var(--crt-line2); border-radius: 10px; padding: 6px; background: var(--crt-card);
}
.crt-tag-list { display: contents; }
.crt-tag {
    display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 600;
    background: rgba(0,122,255,.09); color: #0060cc; border-radius: 7px; padding: 2px 4px 2px 8px; max-width: 100%;
    overflow-wrap: anywhere;
}
.crt-tag-x {
    border: 0; background: transparent; color: inherit; cursor: pointer; font-size: 14px; line-height: 1;
    padding: 0 4px; border-radius: 5px;
}
.crt-tag-x:hover { background: rgba(0,122,255,.15); }
.crt-tags input { flex: 1; min-width: 120px; border: 0; padding: 3px 4px; font-weight: 500; font-size: 12.5px; }
.crt-tags input:focus { outline: none; }
.crt-from { font-size: 11.5px; color: var(--crt-ink2); display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.crt-from:empty { display: none; }
.crt-from i { width: 7px; height: 7px; border-radius: 50%; background: var(--crt-indigo); flex: none; }
.crt-from .crt-link { font-size: 11.5px; }
.crt-form-msg { margin: 0; font-size: 12.5px; color: #b25e00; }
.crt-remember { margin: 6px 0 0; font-size: 11.5px; color: var(--crt-ink2); }
.crt-remember-x { background: none; border: 0; padding: 0; font: inherit; color: var(--crt-blue); font-weight: 600; cursor: pointer; }
.crt-remember-x:hover { text-decoration: underline; }

/* tiles */
.crt-tiles { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
.crt-tiles:empty { display: none; }
.crt-tile { --c: var(--crt-blue); border-radius: 16px; padding: 16px 18px; border: 1px solid color-mix(in srgb, var(--c) 24%, transparent);
    background: linear-gradient(180deg, color-mix(in srgb, var(--c) 8%, var(--crt-card)), var(--crt-card) 70%); }
.crt-tile-green { --c: #34c759; } .crt-tile-blue { --c: #007aff; } .crt-tile-orange { --c: #ff9500; }
.crt-tile-lbl { font-size: 10.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: color-mix(in srgb, var(--c) 80%, #000); }
.crt-tile-num { font-size: 28px; font-weight: 800; letter-spacing: -.03em; margin: 4px 0 2px; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.crt-tile-num small { font-size: 14px; font-weight: 600; color: var(--crt-ink2); letter-spacing: 0; }
.crt-tile-who { font-size: 12.5px; color: var(--crt-ink2); }

/* layout */
.crt-body { position: relative; }
.crt-fade { display: grid; gap: 18px; }
.crt-grid { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr); gap: 18px; align-items: start; }
.crt-col { display: grid; gap: 18px; }
.crt-sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.crt-sec-head h2 { margin: 8px 0 2px; font-size: 22px; letter-spacing: -.02em; }
.crt-sec-head h2:empty { display: none; }
.crt-sec-head p { margin: 0; color: var(--crt-ink2); font-size: 13.5px; }
.crt-empty { margin: 0; padding: 18px; background: var(--crt-card); border: 1px dashed var(--crt-line2); border-radius: 16px; color: var(--crt-ink2); font-size: 13.5px; }
.crt-example-note { margin: 0; padding-top: 16px; font-size: 12.5px; color: var(--crt-ink2); }

/* ranking cards */
.crt-ranks { display: grid; gap: 12px; }
.crt-rank { background: var(--crt-card); border: 1px solid var(--crt-line); border-radius: 16px; padding: 16px 18px;
    display: grid; grid-template-columns: 34px minmax(0,1fr); gap: 4px 14px; }
.crt-rank.is-top { border-color: rgba(52,199,89,.45); box-shadow: 0 8px 22px rgba(52,199,89,.12); }
.crt-rank-n { width: 34px; height: 34px; border-radius: 10px; background: #f0f0f3; display: grid; place-items: center;
    font-weight: 800; font-size: 14px; color: var(--crt-ink2); }
.crt-rank.is-top .crt-rank-n { background: var(--crt-green); color: #fff; }
.crt-rank-h { display: flex; justify-content: space-between; gap: 10px; align-items: flex-start; flex-wrap: wrap; min-width: 0; }
.crt-rank-h h3 { margin: 0; font-size: 15px; letter-spacing: -.01em; overflow-wrap: anywhere; }
.crt-prov { font-size: 12px; color: var(--crt-ink2); overflow-wrap: anywhere; }
.crt-best { font-size: 10.5px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--crt-green-ink);
    background: rgba(52,199,89,.13); border-radius: 999px; padding: 2px 8px; white-space: nowrap; }
.crt-metrics { grid-column: 2; display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 8px; margin-top: 8px; }
.crt-m { background: var(--crt-bg); border-radius: 10px; padding: 8px 10px; min-width: 0; }
.crt-m-k { font-size: 10.5px; color: var(--crt-ink2); font-weight: 600; }
.crt-m-v { font-size: 14.5px; font-weight: 750; font-variant-numeric: tabular-nums; letter-spacing: -.01em; overflow-wrap: anywhere; }
.crt-m-s { font-size: 10.5px; color: var(--crt-ink2); font-variant-numeric: tabular-nums; }
.crt-m-pay .crt-m-v { color: var(--crt-green-ink); }
.crt-pb { grid-column: 2; display: grid; grid-template-columns: 74px minmax(0,1fr) 52px; gap: 8px; align-items: center;
    margin-top: 10px; font-size: 11px; color: var(--crt-ink2); }
.crt-track { height: 8px; border-radius: 4px; background: #eef0f3; position: relative; overflow: hidden; }
.crt-track i { position: absolute; inset: 0 auto 0 0; border-radius: 4px; background: linear-gradient(90deg, #34c759, #7fd99a); }
.crt-pb-end { text-align: right; font-variant-numeric: tabular-nums; }
.crt-covers { grid-column: 2; display: flex; gap: 5px; flex-wrap: wrap; margin-top: 8px; align-items: center; font-size: 11.5px; color: var(--crt-ink2); }
.crt-chip { font-size: 11px; font-weight: 600; border-radius: 6px; padding: 1px 7px; background: rgba(0,122,255,.08); color: #0060cc; overflow-wrap: anywhere; }
.crt-chip-gap { background: rgba(88,86,214,.12); color: #4442b8; }
.crt-rank-foot { grid-column: 2; display: flex; gap: 8px 16px; margin-top: 8px; flex-wrap: wrap; align-items: flex-start; }
.crt-res { flex: 1 1 260px; min-width: 0; font-size: 12.5px; }
.crt-res summary { color: var(--crt-blue); font-weight: 600; font-size: 13px; cursor: pointer; width: fit-content; }
.crt-res ul { margin: 8px 0 0; padding-left: 18px; display: grid; gap: 4px; }
.crt-res a { color: var(--crt-blue); overflow-wrap: anywhere; }
.crt-desc { margin: 8px 0 0; color: var(--crt-ink2); }
.crt-res .crt-muted { margin: 6px 0 0; }

/* side column */
.crt-card { background: var(--crt-card); border: 1px solid var(--crt-line); border-radius: 16px; padding: 18px; }
.crt-card h3 { margin: 0; font-size: 15px; letter-spacing: -.01em; }
.crt-card-sub { margin: 2px 0 12px; color: var(--crt-ink2); font-size: 12.5px; }
.crt-explain { display: grid; gap: 8px; font-size: 12.5px; color: var(--crt-ink2); }
.crt-eq { background: var(--crt-bg); border-radius: 10px; padding: 9px 11px; color: var(--crt-ink); line-height: 1.55; }
.crt-vs { display: grid; gap: 8px; }
.crt-vs-row { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 2px 10px; padding: 10px; border-radius: 12px; background: var(--crt-bg); font-size: 12.5px; }
.crt-vs-row b { font-size: 13px; overflow-wrap: anywhere; }
.crt-vs-r { text-align: right; font-weight: 700; font-variant-numeric: tabular-nums; }
.crt-vs-row.is-good { background: rgba(52,199,89,.10); }
.crt-vs-row small { color: var(--crt-ink2); grid-column: 1 / -1; font-size: 11.5px; }
.crt-backlink { background: linear-gradient(90deg, rgba(88,86,214,.08), var(--crt-card) 70%); border: 1px solid rgba(88,86,214,.22);
    border-left: 4px solid var(--crt-indigo); border-radius: 14px; padding: 12px 14px; font-size: 12.5px; display: grid; gap: 4px; }
.crt-backlink b { font-size: 13px; overflow-wrap: anywhere; }

/* not bought yet: faded preview, one unlock card near the top */
.crt-body.is-preview { min-height: 460px; }
.crt-body.is-preview .crt-fade { filter: saturate(.6); opacity: .7; pointer-events: none; user-select: none; }
.crt-veil {
    position: absolute; inset: 0; z-index: 1; border-radius: 16px; display: grid; place-items: start center; padding: 110px 16px 22px;
    background: linear-gradient(180deg, rgba(245,245,247,.35), rgba(245,245,247,.92) 55%);
}
.crt-ex-tag { position: absolute; top: -10px; left: 18px; z-index: 2; font-size: 10.5px; font-weight: 700; letter-spacing: .06em;
    text-transform: uppercase; color: var(--crt-ink2); background: var(--crt-card); border: 1px solid var(--crt-line2); border-radius: 6px; padding: 2px 7px; }
.crt-unlock { position: sticky; top: 90px; background: var(--crt-card); border: 1px solid var(--crt-line); border-radius: 18px; padding: 18px 20px;
    box-shadow: 0 12px 32px rgba(0,0,0,.10); max-width: 460px; width: 100%; display: grid; gap: 10px; }
.crt-unlock h2 { margin: 0; font-size: 16px; }
.crt-unlock p { margin: 0; color: var(--crt-ink2); font-size: 13px; }
.crt-unlock-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.crt-unlock-row .crt-btn { margin-left: auto; }
.crt-price { font-size: 22px; font-weight: 800; letter-spacing: -.02em; }
.crt-alt { font-size: 12px; color: var(--crt-ink2); }
.crt-unlock .crt-small { font-size: 12px; }

/* tablet and phone */
@media (max-width: 820px) {
    .crt-hero, .crt-grid { grid-template-columns: 1fr; }
    .crt-tiles { grid-template-columns: 1fr; }
    .crt-metrics { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 520px) {
    .crt-page { padding: 16px 14px 28px; gap: 20px; }
    .crt-hero { padding: 22px 18px; border-radius: 20px; gap: 20px; }
    .crt-hero h1 { font-size: 28px; }
    .crt-f2 { grid-template-columns: 1fr; }
    .crt-rank { grid-template-columns: 1fr; padding: 14px; }
    .crt-rank-n { display: none; }
    .crt-metrics, .crt-pb, .crt-covers, .crt-rank-foot { grid-column: 1; }
    .crt-sec-head h2 { font-size: 19px; }
    .crt-sort { width: 100%; }
    .crt-sort button { flex: 1; padding: 5px 6px; }
    .crt-veil { padding-top: 60px; }
    .crt-unlock-row .crt-btn { margin-left: 0; width: 100%; }
}