/* =========================================================
   Design tokens
   ========================================================= */

:root {
    --color-primary: #0B7A33;
    --color-primary-hover: #065B24;
    --color-primary-soft: #B9C691;

    --color-text: #222222;
    --color-text-muted: #595959;

    --color-background: #ffffff;
    --color-surface: #f6f8f7;
    --color-border: #8A8A8A;

    --color-footer: #10251e;
    --color-footer-text: #dce7e3;

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

    --container-width: 1200px;

    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1.25rem;

    --shadow-sm:
        0 1px 3px rgb(0 0 0 / 0.06),
        0 1px 2px rgb(0 0 0 / 0.04);

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 4rem;

    --transition-fast: 160ms ease;

    --font-sans:
        "Source Sans 3",
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    --font-display:
        "Source Serif 4",
        Georgia,
        "Times New Roman",
        serif;
}


/* =========================================================
   Reset
   ========================================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;

    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;

    color: var(--color-text);
    background: var(--color-background);
}

h1,
h2,
h3 {
    font-family: var(--font-display);
    overflow-wrap: anywhere;
    hyphens: auto;
}

h2 {
    font-weight: 600;
    letter-spacing: -0.035em;
}

h3 {
    font-weight: 600;
    letter-spacing: -0.025em;
}

img,
svg {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea,
select {
    font: inherit;
}

button {
    cursor: pointer;
}


/* =========================================================
   Accessibility
   ========================================================= */

.skip-link {
    position: fixed;
    top: 1rem;
    left: 1rem;

    z-index: 9999;

    padding: 0.75rem 1rem;

    background: var(--color-primary);
    color: #fff;

    border-radius: var(--radius-sm);

    transform: translateY(-200%);
}

.skip-link:focus {
    transform: translateY(0);
}

:focus-visible {
    outline: 3px solid var(--color-primary-hover);
    outline-offset: 3px;
    box-shadow: 0 0 0 3px #fff;
}

[id] {
    scroll-margin-top: 6rem;
}


/* =========================================================
   Layout
   ========================================================= */

.container {
    width: min(
        calc(100% - 2rem),
        var(--container-width)
    );

    margin-inline: auto;
}


/* =========================================================
   Buttons
   ========================================================= */

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 44px;

    padding: 0.7rem 1.25rem;

    border: 1px solid transparent;
    border-radius: var(--radius-md);

    font-weight: 600;

    transition:
        background var(--transition-fast),
        color var(--transition-fast),
        border-color var(--transition-fast);
}

.button--primary {
    background: var(--color-primary);
    color: #fff;
}

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


/* =========================================================
   Header
   ========================================================= */

.site-header {
    position: sticky;
    top: 0;

    z-index: 100;

    background: rgb(255 255 255 / 0.96);
    border-bottom: 1px solid var(--color-border);

    backdrop-filter: blur(10px);
}

.site-header__inner {
    min-height: 76px;

    display: flex;
    align-items: center;

    gap: 2rem;
}

.brand {
    display: inline-flex;
    align-items: center;

    flex-shrink: 0;

    font-size: 1.5rem;
    font-weight: 800;

    letter-spacing: -0.03em;

    color: var(--color-primary);
}

.brand > img { width: 180px; height: 60px; object-fit: contain; }
.brand--footer > img { padding: .35rem; border-radius: .5rem; background: #fff; }
.content-image { margin: 0 0 2rem; }
.content-image img { width: 100%; height: auto; max-height: 30rem; object-fit: contain; border-radius: var(--radius-lg); }
.content-image figcaption { margin-top: .75rem; color: var(--color-text-muted); font-size: .9rem; }
.hero-figure { margin: 0; min-width: 0; }
.hero-caption { margin-top: .5rem; color: var(--color-text-muted); font-size: .9rem; text-align: center; overflow-wrap: anywhere; }

.primary-nav {
    display: flex;
    align-items: center;

    width: 100%;
}

.primary-nav__links {
    display: flex;
    align-items: center;

    gap: 1.5rem;

    margin: 0 auto;
    padding: 0;

    list-style: none;
}

.primary-nav__links a {
    font-size: 0.95rem;
    font-weight: 500;

    color: var(--color-text-muted);

    transition: color var(--transition-fast);
}

.primary-nav__links a:hover {
    color: var(--color-primary);
}

.primary-nav__actions {
    display: flex;
    align-items: center;

    gap: 1.25rem;
}


/* =========================================================
   Language switcher
   ========================================================= */

.language-switcher {
    display: flex;
    align-items: center;

    gap: 0.25rem;
}

.language-switcher a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
    padding: 0.3rem 0.45rem;

    border-radius: var(--radius-sm);

    font-size: 0.75rem;
    font-weight: 700;

    color: var(--color-text-muted);
}

.language-switcher a:hover {
    color: var(--color-primary);
}

.language-switcher a[aria-current="page"] {
    color: var(--color-primary-hover);
    background: var(--color-primary-soft);
}


/* =========================================================
   Mobile navigation
   ========================================================= */

.nav-toggle {
    display: none;

    width: 44px;
    height: 44px;

    margin-left: auto;

    padding: 10px;

    border: 0;
    background: transparent;
}

.nav-toggle span {
    display: block;

    width: 100%;
    height: 2px;

    margin-block: 5px;

    background: var(--color-text);
}


/* =========================================================
   Footer
   ========================================================= */

.site-footer {
    margin-top: var(--space-xl);

    padding-top: 4rem;

    color: var(--color-footer-text);
    background: var(--color-footer);
}

.site-footer__grid {
    display: grid;

    grid-template-columns:
        minmax(240px, 2fr)
        repeat(2, 1fr);

    gap: 3rem;

    padding-bottom: 3rem;
}

.site-footer__brand p {
    max-width: 360px;

    color: #aebdb8;
}

.brand--footer {
    color: #fff;
}

.site-footer__title {
    margin: 0 0 1rem;

    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;

    color: #fff;
}

.site-footer__links {
    display: grid;

    gap: 0.65rem;

    margin: 0;
    padding: 0;

    list-style: none;
}

.site-footer__links a {
    color: #aebdb8;
}

.site-footer__links a:hover {
    color: #fff;
}

.site-footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 1rem;

    padding-block: 1.5rem;

    border-top: 1px solid rgb(255 255 255 / 0.12);

    font-size: 0.875rem;

    color: #aebdb8;
}

.site-footer__bottom p {
    margin: 0;
}

/* =========================================================
   Responsive
   ========================================================= */

@media (max-width: 1120px) {

    .site-header__inner {
        min-height: 68px;
    }

    .nav-ready .nav-toggle {
        display: block;
    }

    .primary-nav {
        position: absolute;

        top: 100%;
        left: 0;

        display: block;

        width: 100%;

        padding: 1.5rem;

        background: #fff;

        border-bottom: 1px solid var(--color-border);

        box-shadow: var(--shadow-sm);
    }

    .primary-nav.is-open {
        display: block;
    }

    .nav-ready .primary-nav:not(.is-open) {
        display: none;
    }

    html:not(.nav-ready) .site-header {
        position: static;
    }

    html:not(.nav-ready) .site-header__inner {
        flex-wrap: wrap;
    }

    html:not(.nav-ready) .primary-nav {
        position: static;
    }

    .primary-nav__links {
        display: grid;

        gap: 0;

        margin: 0;
    }

    .primary-nav__links a {
        display: block;

        padding-block: 0.85rem;

        border-bottom: 1px solid var(--color-border);
    }

    .primary-nav__actions {
        justify-content: space-between;

        margin-top: 1.5rem;
    }

    .site-footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}


@media (max-width: 600px) {

    .container {
        width: min(
            calc(100% - 1.5rem),
            var(--container-width)
        );
    }

    .site-footer__grid {
        grid-template-columns: 1fr;
    }

    .site-footer__bottom {
        align-items: flex-start;
        flex-direction: column;
    }

}


/* =========================================================
   Reduced motion
   ========================================================= */

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;

        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

/* =========================================================
   Sections
   ========================================================= */

.section {
    padding-block: clamp(4rem, 8vw, 7rem);
}

.section--soft {
    background: var(--color-surface);
}

.eyebrow {
    display: inline-block;

    margin-bottom: 1rem;

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

    line-height: 1.4;
    letter-spacing: 0.1em;
    text-transform: uppercase;

    color: var(--color-primary);
}

.eyebrow--light {
    color: #fff;
}

.section-heading {
    max-width: 680px;

    margin-bottom: 3rem;
}

.section-heading--center {
    margin-inline: auto;

    text-align: center;
}

.section-heading h2 {
    max-width: 620px;
}

.section-heading h2,
.section-intro h2 {
    margin: 0;

    font-size: clamp(2rem, 4vw, 3.25rem);
    line-height: 1.1;
    letter-spacing: -0.035em;
}

.section-heading p,
.section-intro p {
    margin-top: 1.25rem;

    color: var(--color-text-muted);

    font-size: 1.075rem;
}


/* =========================================================
   Hero
   ========================================================= */

/* =========================================================
   Hero
   ========================================================= */

.hero {
    position: relative;

    overflow: hidden;

    min-height: calc(100vh - 76px);

    display: flex;
    align-items: center;

    padding-block:
        clamp(5rem, 9vw, 8.5rem);

    background:
        linear-gradient(
            135deg,
            #fbfdfb 0%,
            #ffffff 52%,
            #eef7f1 100%
        );
}


/* Layout */

.hero__grid {
    position: relative;

    z-index: 2;

    display: grid;

    grid-template-columns:
        minmax(0, 1.05fr)
        minmax(380px, 0.95fr);

    align-items: center;

    gap:
        clamp(3rem, 7vw, 7rem);
}


/* Copy */

.hero__content {
    max-width: 720px;
}


.hero__eyebrow {
    max-width: 520px;

    margin:
        0
        0
        1.5rem;

    font-family: var(--font-sans);

    font-size: 0.8rem;
    font-weight: 700;

    line-height: 1.4;

    letter-spacing: 0.12em;
    text-transform: uppercase;

    color: var(--color-primary);
}


.hero__title {
    max-width: 780px;

    margin: 0;

    font-family: var(--font-display);

    font-size:
        clamp(3.5rem, 6.8vw, 6.5rem);

    font-weight: 600;

    line-height: 0.96;

    letter-spacing: -0.055em;

    text-wrap: balance;

    color: var(--color-text);
}


.hero__description {
    max-width: 610px;

    margin:
        2rem
        0
        0;

    font-size:
        clamp(1.075rem, 1.7vw, 1.3rem);

    line-height: 1.65;

    color: var(--color-text-muted);
}


/* Actions */

.hero__actions {
    display: flex;

    align-items: center;
    flex-wrap: wrap;

    gap: 1.5rem;

    margin-top: 2.5rem;
}


.button--large {
    min-height: 52px;

    padding-inline: 1.6rem;

    font-size: 1rem;
}


/* =========================================================
   Hero visual
   ========================================================= */

.hero__visual {
    position: relative;

    min-height: 520px;
}


/* Main frame */

.hero__image-frame {
    position: absolute;

    top: 50%;
    left: 50%;

    z-index: 3;

    width:
        min(420px, 84%);

    aspect-ratio: 4 / 5;

    overflow: hidden;

    border-radius:
        48% 48% 38% 38%
        /
        35% 35% 48% 48%;

    background:
        linear-gradient(
            145deg,
            #ffffff,
            #f2f7f4
        );

    box-shadow:
        0 35px 80px
        rgb(17 75 42 / 0.15);

    transform:
        translate(-50%, -50%);
}

.hero__image-frame picture {
    display: block;
    width: 100%;
    height: 100%;
}

.hero__image-frame img {
    display: block;

    width: 100%;
    height: 100%;

    object-position: 52% 45%;


    object-fit: cover;
    object-position: center;

    border-radius: inherit;
}


/* Organic elements */

.hero__blob {
    position: absolute;

    border-radius:
        55% 45% 60% 40%
        /
        45% 55% 45% 55%;
}


.hero__blob--primary {
    width: 400px;
    height: 400px;

    top: 15px;
    right: -40px;

    background:
        var(--color-primary);

    transform:
        rotate(12deg);
}


.hero__blob--accent {
    width: 230px;
    height: 230px;

    left: 15px;
    bottom: 5px;

    background:
        var(--color-primary-soft);

    transform:
        rotate(-18deg);
}


/* =========================================================
   About
   ========================================================= */

.section-intro {
    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: clamp(3rem, 8vw, 8rem);

    align-items: start;
}

.section-intro__content {
    max-width: 600px;
}

/* =========================================================
   News
   ========================================================= */

.empty-state {
    padding: 4rem 2rem;

    border: 1px dashed var(--color-border);
    border-radius: var(--radius-lg);

    text-align: center;

    color: var(--color-text-muted);
}



/* =========================================================
   Donation
   ========================================================= */

.donation-section {
    background: var(--color-primary);
    color: #fff;
}

.donation-section__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 4rem;
}

.donation-section h2 {
    max-width: 700px;

    margin: 0;

    font-size: clamp(2rem, 4vw, 3.5rem);

    line-height: 1.1;
    letter-spacing: -0.04em;
}

.donation-section p {
    max-width: 650px;

    margin-bottom: 0;

    color: #fff;

    font-size: 1.075rem;
}

/* =========================================================
   Home responsive
   ========================================================= */

@media (max-width: 960px) {

    .hero {
        min-height: auto;
    }

    .hero__grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero__visual {
        min-height: 0;
        padding-block: 1rem;
    }

    .hero__image-frame {
        position: relative;
        top: auto;
        left: auto;
        margin-inline: auto;
        transform: none;
    }

    .section-intro {
        grid-template-columns: 1fr;

        gap: 2rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .donation-section__inner {
        align-items: flex-start;
        flex-direction: column;

        gap: 2rem;
    }
}


@media (max-width: 600px) {

    .hero__title {
        font-size: clamp(2.8rem, 14vw, 4rem);
    }

    .project-card {
        grid-template-columns: 1fr;
    }

    .project-card__logo {
        min-height: 180px;
    }

}

/* Shared page templates */
.brand { flex-direction: column; align-items: flex-start; line-height: 1.2; }
.brand__descriptor { margin-top: .3rem; font-family: var(--font-sans); font-size: .65rem; font-weight: 500; letter-spacing: .04em; color: var(--color-text-muted); }
.demo-notice { padding-block: .85rem; background: #edf1df; border-bottom: 1px solid var(--color-primary-soft); color: var(--color-primary-hover); font-size: .85rem; }
.demo-notice strong { margin-right: .3rem; }
.primary-nav__links a[aria-current] { color: var(--color-primary-hover); text-decoration: underline; text-underline-offset: .4em; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.text-link { display: inline-flex; align-items: center; gap: .6rem; min-height: 44px; color: var(--color-primary-hover); font-weight: 700; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .3em; }
.text-link:hover { text-decoration-thickness: 2px; }
.button--light { flex-shrink: 0; background: #fff; color: var(--color-primary-hover); }
.button--light:hover { background: #edf1df; }
.page-heading { padding-block: 2rem 4rem; background: var(--color-surface); border-bottom: 1px solid #dfe5e2; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: .65rem; margin-bottom: 3.5rem; color: var(--color-text-muted); font-size: .85rem; }
.breadcrumbs a { text-decoration: underline; text-underline-offset: .2em; }
.page-heading h1, .error-page h1 { max-width: 920px; margin: 0; font-size: clamp(2.6rem, 5.5vw, 5.3rem); font-weight: 600; letter-spacing: -.045em; line-height: 1.04; }
.page-lead { max-width: 700px; margin: 1.5rem 0 0; color: var(--color-text-muted); font-size: clamp(1.1rem, 2vw, 1.3rem); }
.section--compact { padding-top: 3.5rem; }
.section-heading--split { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; max-width: none; }
.section-heading--split h2 { max-width: 650px; }
.section-heading--split > .text-link { flex-shrink: 0; }
.content-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; }
.content-grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.content-card { min-width: 0; overflow: hidden; border: 1px solid #dfe5e2; border-radius: var(--radius-lg); background: #fff; }
.content-card__visual { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; min-height: 170px; padding: 1.5rem; background: #edf1df; color: var(--color-primary-hover); }
.content-card__visual > span:first-child { font-family: var(--font-display); font-size: 4rem; line-height: 1; }
.content-card__visual > span:last-child { font-size: .8rem; font-weight: 700; }
.content-card__visual { flex-wrap: wrap; }
.content-card__visual img { width: 160px; height: 120px; object-fit: contain; }
.content-card--news .content-card__visual { min-height: 100px; background: #eaf3ed; }
.content-card__body { padding: 1.75rem; }
.sample-label { margin: 0 0 .8rem; color: var(--color-text-muted); font-size: .8rem; }
.content-card__title { margin: 0; font-size: 1.8rem; line-height: 1.18; }
.content-card__title a:hover { color: var(--color-primary); text-decoration: underline; text-underline-offset: .15em; }
.content-card__body > p:not(.sample-label) { color: var(--color-text-muted); }
.content-card .text-link { font-size: .95rem; }
.detail-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(240px, 1fr); align-items: start; gap: clamp(2rem, 5vw, 5rem); }
.prose { max-width: 70ch; font-size: 1.1rem; line-height: 1.85; }
.prose h2, .info-panel h2, .detail-grid > div > h2 { margin: 0 0 1rem; font-size: clamp(1.6rem, 3vw, 2.3rem); line-height: 1.2; }
.prose p { margin-top: 0; color: var(--color-text-muted); }
.prose blockquote { margin: 2.5rem 0; padding: 1rem 0 1rem 1.5rem; border-left: 4px solid var(--color-primary); color: var(--color-primary-hover); font-family: var(--font-display); font-size: 1.65rem; line-height: 1.4; }
.info-panel { padding: clamp(1.5rem, 3vw, 2.5rem); border: 1px solid #dfe5e2; border-radius: var(--radius-lg); background: var(--color-surface); }
.info-panel p { margin-bottom: 0; color: var(--color-text-muted); }
.related-links { display: grid; gap: 1rem; margin: 1.5rem 0 0; padding: 0; list-style: none; }
.related-links a { display: block; padding-block: .4rem; color: var(--color-primary-hover); text-decoration: underline; text-underline-offset: .2em; overflow-wrap: anywhere; }
.subsection-title { margin-block: 4rem 1.5rem; font-size: 2rem; }
.callout { margin-top: 2rem; padding: 1.5rem; border-left: 4px solid var(--color-primary); background: #edf1df; }
.callout p { margin-top: 0; }
.filter-form { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem; }
.filter-form label, .contact-form label { font-weight: 600; }
select, input, textarea { min-height: 48px; padding: .7rem .9rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: #fff; color: var(--color-text); max-width: 100%; }
textarea { resize: vertical; }
.contact-form fieldset { display: grid; gap: .65rem; margin: 0; padding: 0; border: 0; min-width: 0; }
.contact-form input, .contact-form textarea { width: 100%; margin-bottom: 1rem; }
.contact-form button { justify-self: start; }
.form-status:not(:empty) { padding: 1rem; border-left: 4px solid var(--color-primary); background: #edf1df; }
.error-page { padding-block: 3rem; }
.error-page > .button { margin-top: 2rem; }
@media (max-width: 960px) {
    .content-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .detail-grid { grid-template-columns: minmax(0, 1fr); }
    .section-heading--split { align-items: flex-start; flex-direction: column; gap: 1rem; }
}
@media (max-width: 600px) {
    .content-grid { grid-template-columns: minmax(0, 1fr); }
    .page-heading { padding-block: 1.5rem 3rem; }
    .breadcrumbs { margin-bottom: 2rem; }
    .filter-form { align-items: stretch; flex-direction: column; }
    .filter-form button { align-self: flex-start; }
    .demo-notice { font-size: .8rem; }
}