@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

:root {
    --dark-blue-1: #0b2545; /* header primary */
    --dark-blue-2: #0f3760; /* accent */
    --pastel-green: #9be7c4; /* accent */
    --muted: #6b7280;
    --page-bg: #f6fbfd;
    --card-bg: #ffffff;
}

html, body {
    height: 100%;
}

body {
    font-family: 'Inter', Arial, sans-serif;
    background: linear-gradient(180deg, var(--page-bg) 0%, #f3fbf6 100%);
    margin: 0;
    padding: 0;
    color: #0f1724;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    text-align: center;
    background: linear-gradient(90deg, var(--dark-blue-1), var(--dark-blue-2));
    color: white;
    padding: 25px 10px; /* keep header height/spacing unchanged as requested */
}

header h1 {
    margin: 0;
    font-weight: 700;
    letter-spacing: -0.2px;
    font-size: 1.6rem;
}

header p {
    margin: 6px 0 0 0;
    opacity: 0.9;
    font-weight: 300;
}

/* Main content wrapper so footer can stick to bottom */
.content {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 22px 12px 36px 12px;
    width: 100%;
    box-sizing: border-box;
}

.search-box {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 18px 0;
    flex-wrap: wrap;
    width: 90%;
    max-width: 900px;
}

.search-box input {
    min-width: 170px;
    flex: 1 1 220px;
    padding: 12px 14px;
    font-size: 15px;
    border-radius: 10px;
    border: 1px solid rgba(15,23,36,0.08);
    background: white;
    box-shadow: 0 1px 0 rgba(15,23,36,0.02);
    transition: box-shadow .15s ease, transform .12s ease;
}

.search-box input:focus {
    outline: none;
    box-shadow: 0 6px 18px rgba(15,55,96,0.08);
    transform: translateY(-1px);
}

.search-box button {
    padding: 10px 20px;
    background: linear-gradient(180deg, var(--dark-blue-2), var(--dark-blue-1));
    color: white;
    border: none;
    cursor: pointer;
    font-size: 15px;
    border-radius: 10px;
    box-shadow: 0 6px 18px rgba(11,37,69,0.12);
    transition: transform .12s ease, box-shadow .12s ease, opacity .12s ease;
}

.search-box button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(11,37,69,0.14);
}

.filters {
    margin: 0 auto 20px;
    width: 90%;
    max-width: 900px;
    display: flex;
    justify-content: flex-start;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
    color: var(--muted);
}

.filters label { font-weight: 600; color: rgba(15,23,36,0.65); }

.filters select {
    padding: 8px 10px;
    border-radius: 8px;
    border: 1px solid rgba(11,37,69,0.06);
    background: white;
}

.loading {
    text-align: center;
    font-size: 16px;
    font-weight: 600;
    color: var(--muted);
    margin: 8px 0 18px 0;
}

.hidden { display: none; }

.results {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 16px;
    align-items: start;
}

.job-card {
    background: var(--card-bg);
    padding: 18px;
    border-radius: 12px;
    border-left: 6px solid var(--pastel-green);
    box-shadow: 0 6px 18px rgba(15,23,36,0.06);
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.job-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(11,37,69,0.09);
    border-left-color: var(--dark-blue-2);
}

.job-card h3 {
    margin: 0 0 8px 0;
    font-size: 1.05rem;
}

.job-card p { margin: 6px 0; color: #344054; font-size: 0.95rem; }

.job-card a {
    color: var(--dark-blue-2);
    text-decoration: none;
    font-weight: 600;
}

.job-card a:hover { text-decoration: underline; }

footer {
    text-align: center;
    padding: 14px 12px;
    color: var(--muted);
    font-size: 0.95rem;
    border-top: 1px solid rgba(15,23,36,0.04);
}

/* Small screens */
@media (max-width: 640px) {
    .search-box { gap: 8px; }
    .search-box input { flex: 1 1 100%; min-width: unset; }
    .search-box button { width: 100%; }
    .filters { padding: 0 8px; gap: 8px; }
    .results { grid-template-columns: 1fr; gap: 12px; }
}

/* Medium screens */
@media (min-width: 641px) and (max-width: 980px) {
    .search-box input { flex-basis: 200px; }
}

/* Reduce card density on very large screens */
@media (min-width: 1300px) {
    .results { max-width: 1200px; }
}

/* small accessibility tweak for focus visible */
.search-box button:focus, .search-box input:focus, .filters select:focus {
    outline: 3px solid rgba(155,231,196,0.18);
    outline-offset: 2px;
}