:root {
    color-scheme: light;
    --green-900: #173f35;
    --green-800: #205447;
    --green-700: #2b6858;
    --mustard: #d1a72c;
    --ink: #202923;
    --muted: #66716b;
    --line: #d8ded9;
    --surface: #ffffff;
    --canvas: #f3f5f2;
    --error: #a52f2f;
    --shadow: 0 8px 24px rgb(23 63 53 / 8%);
}

* {
    box-sizing: border-box;
}

html {
    min-width: 320px;
    background: var(--canvas);
    color: var(--ink);
    font-family: Arial, Helvetica, sans-serif;
}

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

button,
input,
select {
    font: inherit;
}

.site-header {
    border-bottom: 4px solid var(--mustard);
    background: var(--green-900);
    color: white;
}

.header-inner,
main,
footer {
    width: min(1180px, calc(100% - 40px));
    margin-inline: auto;
}
footer a { color: var(--green-800); font-weight: 700; text-underline-offset: 3px; }

.header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: white;
    text-decoration: none;
}

.brand img {
    border: 1px solid rgb(255 255 255 / 35%);
}

.brand span {
    display: grid;
    gap: 3px;
}

.brand strong {
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 23px;
    line-height: 1;
}

.brand small {
    color: #d6e2dc;
    font-size: 12px;
}

nav {
    align-self: stretch;
    display: flex;
    align-items: stretch;
    gap: 22px;
}

nav a {
    display: flex;
    align-items: center;
    border-bottom: 3px solid transparent;
    color: #e4ece8;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
}

nav a[aria-current='page'] {
    border-bottom-color: var(--mustard);
    color: white;
}

main {
    padding-block: 42px 56px;
}

.intro {
    margin-bottom: 28px;
}

.eyebrow,
.section-label {
    margin: 0 0 7px;
    color: var(--green-700);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    max-width: 820px;
    margin-bottom: 10px;
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 38px;
    line-height: 1.15;
}

.intro > p:last-child {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 17px;
}

h2 {
    margin-bottom: 0;
    font-size: 21px;
    line-height: 1.25;
}

h3 {
    line-height: 1.3;
}

.directory-toolbar,
.career-search-panel {
    border: 1px solid var(--line);
    border-top: 4px solid var(--green-700);
    border-radius: 6px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.directory-toolbar {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) minmax(220px, 280px) minmax(220px, 320px);
    align-items: end;
    gap: 18px;
    padding: 22px 24px;
}

label {
    display: grid;
    gap: 7px;
    color: #344139;
    font-size: 13px;
    font-weight: 700;
}

input,
select {
    width: 100%;
    height: 44px;
    padding: 0 12px;
    border: 1px solid #aeb8b1;
    border-radius: 4px;
    background: white;
    color: var(--ink);
}

select {
    padding-right: 34px;
}

input:focus,
select:focus,
button:focus-visible,
a:focus-visible {
    outline: 3px solid rgb(209 167 44 / 45%);
    outline-offset: 2px;
}

select:disabled {
    background: #eef1ee;
    color: #78817c;
}

.page-status,
#form-status {
    min-height: 20px;
    margin: 14px 0;
    color: var(--muted);
    font-size: 13px;
}

.is-error {
    color: var(--error) !important;
    font-weight: 700;
}

.master-detail {
    display: grid;
    grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.5fr);
    min-height: 580px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--surface);
    overflow: hidden;
}

.institution-browser {
    border-right: 1px solid var(--line);
}

.section-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.institution-browser > .section-heading {
    min-height: 58px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--line);
}

.section-heading > span,
.institution-meta,
#institution-count,
#result-count {
    color: var(--muted);
    font-size: 12px;
}

.institution-list {
    max-height: 680px;
    overflow-y: auto;
}

.institution-item {
    width: 100%;
    min-height: 68px;
    display: grid;
    gap: 5px;
    padding: 13px 18px;
    border: 0;
    border-bottom: 1px solid #e9ece9;
    background: white;
    color: var(--ink);
    cursor: pointer;
    text-align: left;
}

.institution-item:hover,
.institution-item.is-active {
    background: #edf4f0;
}

.institution-item.is-active {
    box-shadow: inset 4px 0 var(--mustard);
}

.institution-item strong {
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 15px;
    line-height: 1.3;
}

.institution-detail {
    min-width: 0;
    padding: 28px 30px;
}

.detail-placeholder {
    max-width: 500px;
    margin: 90px auto;
    color: var(--muted);
    text-align: center;
}

.detail-placeholder h2 {
    margin-bottom: 8px;
    color: var(--ink);
}

.detail-content > h2 {
    max-width: 720px;
    margin-bottom: 22px;
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 27px;
}

.detail-facts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    padding: 15px 0;
    border-block: 1px solid var(--line);
}

.detail-facts div {
    display: grid;
    gap: 4px;
}

.detail-facts span,
.career-card dt {
    color: #77827b;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
}

.detail-facts strong {
    font-size: 13px;
}

.institution-information {
    margin: 18px 0 0;
    color: #4d5952;
    font-size: 14px;
    line-height: 1.55;
}

.website-link {
    display: inline-block;
    margin-top: 17px;
    color: var(--green-800);
    font-size: 14px;
    font-weight: 700;
    text-underline-offset: 3px;
}

.career-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 30px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--green-900);
}

.career-heading h3 {
    margin: 0;
    font-size: 18px;
}

.career-heading span {
    color: var(--muted);
    font-size: 12px;
}

.career-list {
    display: grid;
}

.institution-career {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(100px, auto);
    gap: 16px;
    padding: 12px 2px;
    border-bottom: 1px solid #e6eae7;
}

.institution-career strong {
    font-size: 13px;
}

.institution-career span {
    color: var(--muted);
    font-size: 12px;
    text-align: right;
}

.empty-state {
    padding: 44px 22px;
    color: var(--muted);
    font-size: 14px;
    text-align: center;
}

.career-search-panel {
    padding: 24px;
}

.career-filters {
    display: grid;
    grid-template-columns: 1fr 1fr 1.4fr;
    gap: 16px;
    margin-top: 22px;
}

.form-actions {
    min-height: 62px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-top: 10px;
    border-top: 1px solid #edf0ed;
}

.form-actions p {
    margin-bottom: 0;
}

.form-actions button,
.show-institutions {
    min-height: 44px;
    padding: 10px 18px;
    border: 1px solid var(--green-900);
    border-radius: 4px;
    background: var(--green-800);
    color: white;
    cursor: pointer;
    font-weight: 700;
}

.form-actions button:disabled {
    border-color: #abb3ae;
    background: #abb3ae;
    cursor: not-allowed;
}

.career-results-section {
    margin-top: 38px;
}

.results-heading {
    padding-bottom: 12px;
    border-bottom: 2px solid var(--green-900);
}

.career-results {
    display: grid;
    gap: 12px;
    margin-top: 16px;
}

.career-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    gap: 20px;
    padding: 20px 22px;
    border: 1px solid var(--line);
    border-left: 4px solid var(--mustard);
    border-radius: 5px;
    background: var(--surface);
}

.career-card h3 {
    margin-bottom: 13px;
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 19px;
}

.career-card dl {
    display: grid;
    grid-template-columns: repeat(3, minmax(110px, 1fr));
    gap: 18px;
    margin: 0;
}

.career-card dd {
    margin: 4px 0 0;
    font-size: 13px;
}

.show-institutions {
    min-width: 160px;
}

.career-institutions {
    grid-column: 1 / -1;
    border-top: 1px solid var(--line);
    padding-top: 12px;
}

.career-institutions[hidden] {
    display: none;
}

.career-institution {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(150px, auto);
    gap: 18px;
    padding: 11px 2px;
    border-bottom: 1px solid #e8ebe9;
}

.career-institution a {
    color: var(--green-800);
    font-size: 13px;
    font-weight: 700;
}

.career-institution span {
    color: var(--muted);
    font-size: 12px;
    text-align: right;
}

footer {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    border-top: 1px solid #dce1dd;
    color: var(--muted);
    font-size: 12px;
}

@media (max-width: 860px) {
    .directory-toolbar {
        grid-template-columns: 1fr 1fr;
    }

    .directory-toolbar > div {
        grid-column: 1 / -1;
    }

    .master-detail {
        grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.2fr);
    }

    .career-filters {
        grid-template-columns: 1fr 1fr;
    }

    .career-filters label:last-child {
        grid-column: 1 / -1;
    }
}

@media (max-width: 660px) {
    .header-inner,
    main,
    footer {
        width: min(100% - 28px, 1180px);
    }

    .header-inner {
        min-height: 70px;
        flex-wrap: wrap;
        gap: 0;
        padding-top: 12px;
    }

    .brand img {
        width: 44px;
        height: 44px;
    }

    .brand strong {
        font-size: 20px;
    }

    .brand small {
        display: none;
    }

    nav {
        width: 100%;
        min-height: 44px;
        gap: 12px;
        overflow-x: auto;
    }

    nav a {
        flex: 0 0 auto;
        font-size: 12px;
    }

    main {
        padding-block: 28px 40px;
    }

    h1 {
        font-size: 31px;
    }

    .directory-toolbar,
    .career-filters {
        grid-template-columns: 1fr;
    }

    .directory-toolbar > div,
    .career-filters label:last-child {
        grid-column: auto;
    }

    .master-detail {
        display: block;
    }

    .institution-browser {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .institution-list {
        max-height: 390px;
    }

    .institution-detail {
        padding: 24px 18px;
    }

    .detail-placeholder {
        margin: 44px auto;
    }

    .detail-content > h2 {
        font-size: 23px;
    }

    .detail-facts,
    .career-card dl {
        grid-template-columns: 1fr 1fr;
    }

    .institution-career,
    .career-institution {
        grid-template-columns: 1fr;
        gap: 5px;
    }

    .institution-career span,
    .career-institution span {
        text-align: left;
    }

    .career-search-panel {
        padding: 20px 16px;
    }

    .form-actions,
    .section-heading,
    footer {
        align-items: flex-start;
        flex-direction: column;
        gap: 9px;
    }

    .form-actions button {
        width: 100%;
    }

    .career-card {
        grid-template-columns: 1fr;
        padding: 18px 16px;
    }

    .show-institutions {
        width: 100%;
    }
}