/* ============================================================================
   SinavPuanim - Genel tasarım sistemi
   Pastel, kart tabanlı, mobile-first. Harici bağımlılık yok.
   ========================================================================== */

:root {
    --bg: #f5f7fb;
    --surface: #ffffff;
    --surface-2: #f1f4fa;

    --blue-50: #eef4fc;
    --blue-100: #dbe8f9;
    --blue: #7fb0e6;
    --blue-strong: #4a83cf;
    --blue-ink: #2f5b9e;

    --purple-50: #f1edfb;
    --purple: #b6a4e6;
    --purple-strong: #7a63c9;

    --pink-50: #fdeef5;
    --pink: #f2b8d4;
    --pink-strong: #d16aa0;

    --green-50: #e9f7f1;
    --green: #9dd9c2;
    --green-strong: #3f9e7d;

    --amber-50: #fdf3e4;
    --amber-strong: #b5822f;

    --text: #2a2f3a;
    --muted: #626b7d;
    --border: #e5e8f0;
    --border-strong: #d3d8e4;

    --r-sm: 10px;
    --r: 16px;
    --r-lg: 22px;

    --sh-1: 0 1px 2px rgba(24, 38, 74, .05), 0 6px 20px rgba(24, 38, 74, .05);
    --sh-2: 0 10px 34px rgba(30, 50, 100, .12);

    --t: 160ms ease;
    --container: 1080px;

    --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
    margin: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.65;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { line-height: 1.25; color: #1f2530; margin: 0 0 .5em; font-weight: 700; }
h1 { font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.35rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.3rem, 1.1rem + .8vw, 1.7rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1rem; }
a { color: var(--blue-ink); text-decoration: none; transition: color var(--t); }
a:hover { color: var(--purple-strong); text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { padding-left: 1.3rem; }
hr { border: 0; border-top: 1px solid var(--border); margin: 1.5rem 0; }
small { color: var(--muted); }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; border-radius: 6px; }

.icon { width: 18px; height: 18px; flex: none; vertical-align: -3px; }
.btn .icon { width: 18px; height: 18px; }
.exam-card__go .icon { width: 16px; height: 16px; }
.hero__eyebrow .icon { width: 15px; height: 15px; }
.exam-card__icon svg { width: 24px; height: 24px; }
.nav-toggle svg { width: 22px; height: 22px; }

.container { max-width: var(--container); margin-inline: auto; padding-inline: 20px; }
.visually-hidden {
    position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.text-muted { color: var(--muted); }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

/* ---------------------------------------------------------------- skip link */
.skip-link {
    position: absolute; left: 12px; top: -60px; z-index: 200;
    background: var(--surface); color: var(--blue-ink); padding: 10px 16px;
    border-radius: var(--r-sm); box-shadow: var(--sh-2); transition: top var(--t);
}
.skip-link:focus { top: 12px; }

/* ---------------------------------------------------------------- header */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255, 255, 255, .92);
    backdrop-filter: saturate(180%) blur(8px);
    border-bottom: 1px solid var(--border);
}
.site-header__inner {
    display: flex; align-items: center; justify-content: space-between;
    gap: 16px; min-height: 66px;
}
.logo {
    display: inline-flex; align-items: center; gap: 10px;
    font-weight: 800; font-size: 1.2rem; color: #1f2530; letter-spacing: -.02em;
}
.logo:hover { text-decoration: none; color: #1f2530; }
.logo__mark {
    width: 34px; height: 34px; border-radius: 10px; flex: none;
    background: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
    display: grid; place-items: center; color: #fff; font-weight: 800;
}
.logo__mark span { font-size: 1rem; }

.nav { display: flex; align-items: center; gap: 2px; }
.nav a {
    padding: 8px 12px; border-radius: 999px; color: var(--muted); font-weight: 600;
    font-size: .95rem; transition: background var(--t), color var(--t);
}
.nav a:hover { background: var(--blue-50); color: var(--blue-ink); text-decoration: none; }
.nav a.is-active { background: var(--blue-100); color: var(--blue-ink); }

.nav-toggle {
    display: none; width: 44px; height: 44px; border: 1px solid var(--border-strong);
    background: var(--surface); border-radius: 12px; cursor: pointer; padding: 0;
    align-items: center; justify-content: center;
}
.nav-toggle svg { width: 22px; height: 22px; stroke: var(--text); }

@media (max-width: 900px) {
    .nav-toggle { display: inline-flex; }
    .nav {
        position: fixed; inset: 66px 0 auto 0; flex-direction: column; align-items: stretch;
        gap: 4px; background: var(--surface); border-bottom: 1px solid var(--border);
        padding: 14px 20px 20px; box-shadow: var(--sh-2);
        transform: translateY(-12px); opacity: 0; pointer-events: none;
        transition: transform var(--t), opacity var(--t);
    }
    .nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
    .nav a { padding: 12px 14px; border-radius: 12px; font-size: 1rem; }
}

/* ---------------------------------------------------------------- layout with ad rails */
.page { padding: 26px 0 50px; }
.layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 22px; align-items: start; }
.layout__rail { display: none; }
@media (min-width: 1220px) {
    .layout--rails { grid-template-columns: 168px minmax(0, 1fr) 168px; }
    .layout__rail { display: block; position: sticky; top: 84px; }
}
.layout__main { min-width: 0; }

/* ---------------------------------------------------------------- cards */
.card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--r); box-shadow: var(--sh-1); padding: 22px;
}
.card + .card { margin-top: 20px; }
.card--pad-lg { padding: 28px; }
@media (max-width: 560px) { .card { padding: 18px; } }

.section-title { margin-bottom: 14px; }
.section-title p { margin: 0; color: var(--muted); }

/* ---------------------------------------------------------------- buttons */
.btn {
    --btn-bg: var(--blue-strong); --btn-fg: #fff;
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 22px; border-radius: 999px; border: 1px solid transparent;
    background: var(--btn-bg); color: var(--btn-fg); font: inherit; font-weight: 700;
    cursor: pointer; transition: transform var(--t), box-shadow var(--t), background var(--t);
    box-shadow: 0 6px 18px rgba(74, 131, 207, .28); text-decoration: none;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 24px rgba(74, 131, 207, .34); color: #fff; text-decoration: none; }
.btn:active { transform: translateY(0); }
.btn--lg { padding: 15px 30px; font-size: 1.05rem; }
.btn--block { display: flex; width: 100%; }
.btn--purple { --btn-bg: var(--purple-strong); box-shadow: 0 6px 18px rgba(122, 99, 201, .3); }
.btn--ghost {
    --btn-bg: transparent; --btn-fg: var(--blue-ink);
    border-color: var(--border-strong); box-shadow: none;
}
.btn--ghost:hover { background: var(--blue-50); color: var(--blue-ink); box-shadow: none; }
.btn--soft {
    --btn-bg: var(--blue-50); --btn-fg: var(--blue-ink); box-shadow: none;
}
.btn--soft:hover { background: var(--blue-100); color: var(--blue-ink); box-shadow: none; }
.btn[disabled] { opacity: .55; cursor: not-allowed; transform: none; }

/* ---------------------------------------------------------------- hero */
.hero {
    position: relative; overflow: hidden;
    background: linear-gradient(135deg, var(--blue-50) 0%, var(--purple-50) 45%, var(--pink-50) 100%);
    border: 1px solid var(--border); border-radius: var(--r-lg);
    padding: clamp(26px, 4vw, 46px);
    display: grid; grid-template-columns: 1.15fr .85fr; gap: 30px; align-items: center;
}
.hero__eyebrow {
    display: inline-flex; align-items: center; gap: 8px; background: rgba(255, 255, 255, .7);
    border: 1px solid var(--border); color: var(--blue-ink); font-weight: 700; font-size: .82rem;
    padding: 6px 14px; border-radius: 999px; margin-bottom: 14px;
}
.hero h1 { margin-bottom: .35em; }
.hero p { font-size: 1.08rem; color: #45505f; max-width: 46ch; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.hero__art { justify-self: end; width: 100%; max-width: 340px; }
@media (max-width: 860px) {
    .hero { grid-template-columns: 1fr; text-align: left; }
    .hero__art { display: none; }
}

/* ---------------------------------------------------------------- exam grid */
.exam-grid {
    display: grid; gap: 16px;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 210px), 1fr));
}
.exam-card {
    display: flex; flex-direction: column; gap: 10px;
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
    padding: 20px; box-shadow: var(--sh-1);
    transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.exam-card:hover { transform: translateY(-3px); box-shadow: var(--sh-2); border-color: var(--blue-100); text-decoration: none; }
.exam-card__icon {
    width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
    background: var(--blue-50); color: var(--blue-strong); flex: none;
}
.exam-card__icon svg { width: 24px; height: 24px; }
.exam-card:nth-child(3n+2) .exam-card__icon { background: var(--purple-50); color: var(--purple-strong); }
.exam-card:nth-child(3n) .exam-card__icon { background: var(--green-50); color: var(--green-strong); }
.exam-card h3 { margin: 0; font-size: 1.1rem; color: #1f2530; }
.exam-card p { margin: 0; color: var(--muted); font-size: .92rem; flex: 1; }
.exam-card__go {
    display: inline-flex; align-items: center; gap: 6px; font-weight: 700;
    color: var(--blue-ink); font-size: .92rem;
}

/* ---------------------------------------------------------------- breadcrumb */
.breadcrumb { font-size: .85rem; color: var(--muted); margin-bottom: 14px; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0; }
.breadcrumb li::after { content: "/"; margin-left: 6px; color: var(--border-strong); }
.breadcrumb li:last-child::after { content: ""; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--blue-ink); }

/* ---------------------------------------------------------------- calculator form */
.calc-intro { color: #45505f; }
.calc-intro strong { color: var(--text); }

.type-switch { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 20px; }
.type-switch input { position: absolute; opacity: 0; pointer-events: none; }
.type-switch label {
    padding: 9px 18px; border-radius: 999px; border: 1px solid var(--border-strong);
    background: var(--surface); font-weight: 700; cursor: pointer; color: var(--muted);
    transition: background var(--t), color var(--t), border-color var(--t);
}
.type-switch input:checked + label { background: var(--blue-strong); border-color: var(--blue-strong); color: #fff; }
.type-switch input:focus-visible + label { outline: 3px solid var(--blue); outline-offset: 2px; }

.subject-group { margin-top: 18px; }
.subject-group__title {
    font-size: .95rem; font-weight: 800; color: var(--purple-strong);
    text-transform: uppercase; letter-spacing: .04em; margin-bottom: 10px;
}

.subject-head, .subject-row {
    display: grid; grid-template-columns: 1.5fr .8fr .8fr .7fr .8fr; gap: 10px; align-items: center;
}
.subject-head {
    font-size: .78rem; font-weight: 700; color: var(--muted); text-transform: uppercase;
    letter-spacing: .03em; padding: 0 4px 6px;
}
.subject-row { padding: 8px 0; border-top: 1px solid var(--border); }
.subject-row__name { font-weight: 600; font-size: .95rem; }
.subject-row__name span { display: block; font-weight: 400; font-size: .78rem; color: var(--muted); }
.subject-row input[type="number"] {
    width: 100%; padding: 10px 10px; border: 1px solid var(--border-strong); border-radius: var(--r-sm);
    font: inherit; text-align: center; background: var(--surface-2); transition: border-color var(--t), background var(--t);
    -moz-appearance: textfield;
}
.subject-row input[type="number"]::-webkit-outer-spin-button,
.subject-row input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.subject-row input:focus { background: #fff; border-color: var(--blue); }
.subject-row input.is-invalid { border-color: var(--pink-strong); background: var(--pink-50); }
.subject-row__out { text-align: center; font-weight: 700; color: var(--blue-ink); font-variant-numeric: tabular-nums; }
.subject-row__out--bos { color: var(--muted); font-weight: 600; }

@media (max-width: 640px) {
    .subject-head { display: none; }
    .subject-row { grid-template-columns: 1fr 1fr; gap: 8px 10px; padding: 14px 0; }
    .subject-row__name { grid-column: 1 / -1; }
    .subject-row [data-field]::before {
        content: attr(data-label); display: block; font-size: .7rem; font-weight: 700;
        color: var(--muted); text-transform: uppercase; margin-bottom: 3px; text-align: center;
    }
}

.calc-extra { margin-top: 20px; display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.field label { display: block; font-weight: 700; font-size: .9rem; margin-bottom: 6px; }
.field input[type="number"], .field input[type="text"], .field input[type="email"], .field select, .field textarea {
    width: 100%; padding: 11px 12px; border: 1px solid var(--border-strong); border-radius: var(--r-sm);
    font: inherit; background: var(--surface-2);
}
.field input:focus, .field select:focus, .field textarea:focus { background: #fff; border-color: var(--blue); }
.field__hint { font-size: .8rem; color: var(--muted); margin-top: 4px; }
.check { display: flex; align-items: flex-start; gap: 10px; font-size: .92rem; }
.check input { margin-top: 3px; width: 18px; height: 18px; accent-color: var(--blue-strong); }

.calc-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

.form-errors {
    background: var(--pink-50); border: 1px solid var(--pink); color: #8a3d64;
    border-radius: var(--r-sm); padding: 12px 16px; margin-bottom: 16px; font-size: .92rem;
}
.form-errors ul { margin: 6px 0 0; }

/* ---------------------------------------------------------------- result */
.result { margin-top: 22px; scroll-margin-top: 90px; }
.result__card {
    background: linear-gradient(135deg, var(--blue-50), var(--green-50));
    border: 1px solid var(--blue-100); border-radius: var(--r-lg); padding: 26px; text-align: center;
}
.result__label { font-weight: 700; color: var(--blue-ink); margin: 0 0 4px; }
.result__score {
    font-size: clamp(2.6rem, 2rem + 3vw, 3.6rem); font-weight: 800; color: #1f2530;
    letter-spacing: -.02em; line-height: 1; font-variant-numeric: tabular-nums;
}
.result__score small { font-size: 1rem; font-weight: 600; color: var(--muted); }
.result__scores { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); margin-top: 18px; }
.result__scores .mini {
    background: rgba(255, 255, 255, .7); border: 1px solid var(--border); border-radius: var(--r-sm);
    padding: 12px 14px; text-align: left;
}
.result__scores .mini b { display: block; font-size: 1.35rem; color: #1f2530; font-variant-numeric: tabular-nums; }
.result__scores .mini span { font-size: .82rem; color: var(--muted); }

.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 16px; }
.stat-row .stat {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-sm);
    padding: 12px 8px; text-align: center;
}
.stat b { display: block; font-size: 1.3rem; color: #1f2530; font-variant-numeric: tabular-nums; }
.stat span { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
@media (max-width: 560px) { .stat-row { grid-template-columns: repeat(2, 1fr); } }

.result details { margin-top: 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-sm); padding: 4px 16px; }
.result details summary { cursor: pointer; font-weight: 700; padding: 10px 0; color: var(--blue-ink); }
.result details ol, .result details ul { margin: 6px 0 14px; }
.result details li { margin-bottom: 6px; font-size: .92rem; }

.result__notes { margin-top: 14px; }
.note {
    display: flex; gap: 10px; align-items: flex-start; font-size: .88rem; color: var(--amber-strong);
    background: var(--amber-50); border: 1px solid #f0dcbc; border-radius: var(--r-sm);
    padding: 10px 14px; margin-top: 8px;
}
.note svg { width: 18px; height: 18px; flex: none; margin-top: 2px; }

.disclaimer {
    margin-top: 16px; font-size: .85rem; color: var(--muted);
    border-left: 3px solid var(--blue-100); padding: 4px 0 4px 14px;
}

/* ---------------------------------------------------------------- SEO content */
.prose { max-width: 72ch; }
.prose h2 { margin-top: 1.6em; }
.prose h3 { margin-top: 1.3em; }
.prose ul, .prose ol { margin: 0 0 1rem; }
.prose blockquote {
    margin: 1.2rem 0; padding: 12px 18px; background: var(--blue-50);
    border-left: 4px solid var(--blue); border-radius: 0 var(--r-sm) var(--r-sm) 0; color: #3a4757;
}
.prose img { border-radius: var(--r-sm); margin: 1rem 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 1rem 0; font-size: .92rem; }
.prose th, .prose td { border: 1px solid var(--border); padding: 8px 10px; text-align: left; }
.prose code { background: var(--surface-2); padding: 2px 6px; border-radius: 6px; font-size: .9em; }

.faq details {
    border: 1px solid var(--border); border-radius: var(--r-sm); padding: 2px 18px; margin-bottom: 10px;
    background: var(--surface);
}
.faq summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style: none; color: #1f2530; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--blue-strong); font-weight: 700; }
.faq details[open] summary::after { content: "–"; }
.faq details > p { padding-bottom: 14px; margin: 0; color: #45505f; }

/* ---------------------------------------------------------------- blog */
.post-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.post-card {
    display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--r); overflow: hidden; box-shadow: var(--sh-1); transition: transform var(--t), box-shadow var(--t);
}
.post-card:hover { transform: translateY(-3px); box-shadow: var(--sh-2); text-decoration: none; }
.post-card__body { padding: 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.post-card__cat { font-size: .74rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; color: var(--purple-strong); }
.post-card h3 { margin: 0; font-size: 1.08rem; color: #1f2530; }
.post-card p { margin: 0; font-size: .9rem; color: var(--muted); flex: 1; }
.post-card time { font-size: .8rem; color: var(--muted); }

.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.tag {
    font-size: .8rem; background: var(--blue-50); color: var(--blue-ink); padding: 4px 12px;
    border-radius: 999px; font-weight: 600;
}

.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.chip {
    padding: 7px 15px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border-strong);
    font-weight: 600; font-size: .9rem; color: var(--muted);
}
.chip.is-active, .chip:hover { background: var(--blue-100); color: var(--blue-ink); border-color: var(--blue-100); text-decoration: none; }

.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 26px; flex-wrap: wrap; }
.pagination a, .pagination span {
    min-width: 40px; height: 40px; display: grid; place-items: center; padding: 0 12px;
    border-radius: var(--r-sm); border: 1px solid var(--border-strong); background: var(--surface); font-weight: 700;
}
.pagination .is-current { background: var(--blue-strong); color: #fff; border-color: var(--blue-strong); }
.pagination .is-disabled { opacity: .4; pointer-events: none; }

.post-body { max-width: 74ch; }
.post-meta { color: var(--muted); font-size: .9rem; margin-bottom: 18px; display: flex; gap: 14px; flex-wrap: wrap; }
.cta-inline {
    margin: 24px 0; padding: 20px 22px; border-radius: var(--r);
    background: linear-gradient(135deg, var(--blue-50), var(--purple-50)); border: 1px solid var(--blue-100);
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px;
}
.cta-inline p { margin: 0; font-weight: 600; }

/* ---------------------------------------------------------------- ads */
.ad-slot {
    margin: 18px 0; text-align: center; overflow: hidden;
}
.ad-slot__label {
    display: block; font-size: .68rem; text-transform: uppercase; letter-spacing: .1em;
    color: #aeb6c4; margin-bottom: 4px;
}
.ad-slot__body { display: flex; justify-content: center; align-items: center; }
.ad-slot--top_ad .ad-slot__body, .ad-slot--bottom_ad .ad-slot__body { min-height: var(--ad-mh-d, 90px); }
.ad-slot--left_ad .ad-slot__body, .ad-slot--right_ad .ad-slot__body { min-height: var(--ad-mh-d, 600px); }
.ad-slot--empty { display: none; }
@media (max-width: 900px) {
    .ad-slot--hide-mobile { display: none !important; }
    .ad-slot--top_ad .ad-slot__body, .ad-slot--bottom_ad .ad-slot__body { min-height: var(--ad-mh-m, 100px); }
}
@media (min-width: 901px) {
    .ad-slot--hide-desktop { display: none !important; }
}

/* ---------------------------------------------------------------- footer */
.site-footer {
    background: linear-gradient(180deg, #fff 0%, var(--blue-50) 100%);
    border-top: 1px solid var(--border); margin-top: 40px; padding: 40px 0 24px;
}
.site-footer__cols {
    display: grid; gap: 26px; grid-template-columns: 1.4fr 1fr 1fr;
}
.site-footer h4 { font-size: .9rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.site-footer a { color: #45505f; font-weight: 500; }
.site-footer a:hover { color: var(--blue-ink); }
.site-footer__note {
    margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--border);
    font-size: .84rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: space-between;
}
@media (max-width: 760px) { .site-footer__cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .site-footer__cols { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------------- misc */
.grid-2 { display: grid; gap: 20px; grid-template-columns: 1fr; }
@media (min-width: 900px) { .grid-2 { grid-template-columns: 1.6fr 1fr; } }
.stack > * + * { margin-top: 14px; }
.badge {
    display: inline-block; font-size: .74rem; font-weight: 800; text-transform: uppercase;
    letter-spacing: .04em; padding: 3px 10px; border-radius: 999px; background: var(--green-50); color: var(--green-strong);
}
.alert { border-radius: var(--r-sm); padding: 12px 16px; margin-bottom: 16px; font-size: .92rem; }
.alert--ok { background: var(--green-50); border: 1px solid var(--green); color: var(--green-strong); }
.alert--err { background: var(--pink-50); border: 1px solid var(--pink); color: #8a3d64; }

/* ---------------------------------------------------------------- home page */
.home-section { margin-top: 40px; }
.home-section > h2 { margin-bottom: 6px; }
.home-section > .lead { color: var(--muted); margin: 0 0 18px; max-width: 60ch; }

.hero__trust {
    display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 22px 0 0; padding: 0;
    font-size: .88rem; font-weight: 600; color: #45505f; list-style: none;
}
.hero__trust li { display: inline-flex; align-items: center; gap: 7px; }
.hero__trust .icon { width: 16px; height: 16px; color: var(--green-strong); }

.exam-card__meta {
    align-self: flex-start; font-size: .76rem; font-weight: 600; color: var(--muted);
    background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; padding: 3px 11px;
}

.steps { display: grid; gap: 16px; grid-template-columns: repeat(3, 1fr); }
.step {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
    padding: 22px; box-shadow: var(--sh-1);
}
.step__num {
    width: 36px; height: 36px; border-radius: 11px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--blue), var(--purple)); color: #fff;
    font-weight: 800; margin-bottom: 12px;
}
.step h3 { font-size: 1.05rem; margin: 0 0 6px; }
.step p { margin: 0; color: var(--muted); font-size: .92rem; }
@media (max-width: 720px) { .steps { grid-template-columns: 1fr; } }

.feature-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.feature { display: flex; gap: 12px; align-items: flex-start; }
.feature__icon {
    width: 40px; height: 40px; border-radius: 11px; flex: none; display: grid; place-items: center;
    background: var(--blue-50); color: var(--blue-strong);
}
.feature:nth-child(2n) .feature__icon { background: var(--purple-50); color: var(--purple-strong); }
.feature:nth-child(3n) .feature__icon { background: var(--green-50); color: var(--green-strong); }
.feature h3 { font-size: 1rem; margin: 0 0 4px; }
.feature p { margin: 0; color: var(--muted); font-size: .9rem; }

.home-cta {
    margin-top: 40px; border-radius: var(--r-lg); padding: clamp(26px, 4vw, 44px); text-align: center;
    background: linear-gradient(135deg, var(--blue-strong), var(--purple-strong)); color: #fff;
}
.home-cta h2 { color: #fff; margin-bottom: 8px; }
.home-cta p { color: rgba(255, 255, 255, .92); margin: 0 auto 20px; max-width: 48ch; }
.home-cta .btn { --btn-bg: #fff; --btn-fg: var(--blue-ink); box-shadow: 0 12px 34px rgba(0, 0, 0, .2); }
.home-cta .btn:hover { --btn-bg: #fff; color: var(--blue-ink); }

.home-blog-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 18px; }
.home-blog-head h2 { margin: 0; }