:root {
    --background: #f4f1e8;
    --text: #17211c;
    --muted: #667168;
    --accent: #315b4a;
    --line: rgb(23 33 28 / 14%);
    --surface: rgb(255 255 255 / 52%);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;

    color: var(--text);

    background:
        radial-gradient(
            circle at top right,
            rgb(49 91 74 / 10%),
            transparent 35%
        ),
        var(--background);

    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
}

a {
    color: inherit;
}

.site-shell {
    min-height: 100vh;

    display: flex;
    flex-direction: column;
}

.site-main {
    width: min(1100px, calc(100% - 32px));
    margin-inline: auto;

    flex: 1;

    padding-block: 70px;
}


/* ---------------------------------------------------------
   Typography
   --------------------------------------------------------- */

.eyebrow {
    margin: 0 0 20px;

    color: var(--accent);

    font-size: 0.78rem;
    font-weight: 700;

    letter-spacing: 0.15em;
    text-transform: uppercase;
}

h1 {
    margin: 0;

    max-width: 850px;

    font-size: clamp(3rem, 7vw, 6.4rem);
    line-height: 0.97;

    letter-spacing: -0.055em;
}

[dir="rtl"] h1 {
    letter-spacing: normal;
}

h2 {
    margin-block-end: 16px;

    font-size: 1.5rem;
}

p,
li {
    line-height: 1.75;
}

.lead {
    max-width: 760px;

    margin-block: 30px 50px;

    color: var(--muted);

    font-size: 1.18rem;
    line-height: 1.75;
}


/* ---------------------------------------------------------
   Home
   --------------------------------------------------------- */

.home-hero {
    min-height: 62vh;

    display: grid;
    grid-template-columns: 1.4fr 0.8fr;

    gap: 68px;

    align-items: center;
}


/* ---------------------------------------------------------
   Actions and buttons
   --------------------------------------------------------- */

.actions {
    display: flex;
    flex-wrap: wrap;

    gap: 14px;
}

.button {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    min-height: 48px;

    padding-inline: 22px;

    border-radius: 999px;

    text-decoration: none;
    font-weight: 600;
}

.button-primary {
    color: white;
    background: var(--accent);
}

.button-secondary {
    border: 1px solid var(--line);

    background: var(--surface);
}

.button:focus-visible {
    outline: 3px solid rgb(49 91 74 / 35%);
    outline-offset: 3px;
}


/* ---------------------------------------------------------
   Cards
   --------------------------------------------------------- */

.concept-card,
.summary-card {
    padding: 28px;

    border: 1px solid var(--line);
    border-radius: 24px;

    background: var(--surface);
}

.concept-card p {
    color: var(--muted);
}


/* ---------------------------------------------------------
   Content pages
   --------------------------------------------------------- */

.content-page {
    width: min(880px, 100%);
}

.content-page section {
    margin-block: 50px;
}

blockquote {
    margin: 54px 0;

    padding: 30px;

    border-inline-start: 4px solid var(--accent);
    border-radius: 18px;

    background: var(--surface);

    font-size: 1.2rem;
    line-height: 1.7;
}


/* ---------------------------------------------------------
   Language page
   --------------------------------------------------------- */

.language-summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));

    gap: 16px;

    margin-block-end: 36px;
}

.summary-label {
    display: block;

    margin-block-end: 8px;

    color: var(--muted);

    font-size: 0.78rem;

    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.language-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));

    gap: 14px;
}

.language-option {
    display: flex;

    align-items: center;
    justify-content: space-between;

    gap: 20px;

    padding: 20px;

    border: 1px solid var(--line);
    border-radius: 18px;

    background: var(--surface);

    text-decoration: none;
}

.language-option[aria-current="true"] {
    border-color: var(--accent);

    box-shadow: 0 0 0 1px var(--accent);
}

.language-option small {
    display: block;

    margin-block-start: 5px;

    color: var(--muted);
}

.language-code {
    min-width: 44px;

    padding: 7px 9px;

    border-radius: 999px;

    color: var(--accent);
    background: rgb(49 91 74 / 9%);

    text-align: center;
    font-weight: 700;
}


/* ---------------------------------------------------------
   Footer
   --------------------------------------------------------- */

.site-footer {
    display: flex;

    justify-content: space-between;

    gap: 20px;

    padding: 24px 7vw 30px;

    border-block-start: 1px solid var(--line);

    color: var(--muted);

    font-size: 0.9rem;
}


/* ---------------------------------------------------------
   Responsive content
   --------------------------------------------------------- */

@media (max-width: 900px) {
    .home-hero {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 680px) {
    .language-summary,
    .language-grid {
        grid-template-columns: 1fr;
    }

    .site-footer {
        flex-direction: column;
    }
}