*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --color-bg: #ffffff;
    --color-bg-secondary: #f8f7f4;
    --color-bg-tertiary: #f1efe8;
    --color-text: #1a1a18;
    --color-text-secondary: #5f5e5a;
    --color-text-tertiary: #888780;
    --color-border: rgba(0,0,0,0.12);
    --color-border-strong: rgba(0,0,0,0.22);
    --color-accent: #3c3489;
    --color-accent-bg: #eeedfe;
    --color-accent-text: #3c3489;
    --radius-md: 8px;
    --radius-lg: 12px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #1c1c1a;
        --color-bg-secondary: #252523;
        --color-bg-tertiary: #2c2c2a;
        --color-text: #f0ede6;
        --color-text-secondary: #b4b2a9;
        --color-text-tertiary: #888780;
        --color-border: rgba(255,255,255,0.1);
        --color-border-strong: rgba(255,255,255,0.2);
        --color-accent: #afa9ec;
        --color-accent-bg: #26215c;
        --color-accent-text: #cecbf6;
    }
}

body {
    font-family: system-ui, -apple-system, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 16px;
    line-height: 1.7;
}

.progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--color-border);
    z-index: 1000;
}
.progress-bar {
    height: 100%;
    background: var(--color-accent);
    width: 0%;
    transition: width 0.1s;
}

.header {
    position: sticky;
    top: 0;
    background: var(--color-bg);
    border-bottom: 0.5px solid var(--color-border);
    z-index: 100;
    padding: 0.75rem 2rem;
}
.header nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem 1.5rem;
}
.header nav a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 14px;
}
.header nav a:hover { color: var(--color-text); }

.page {
    max-width: 860px;
    margin: 0 auto;
    padding: 2.5rem 2rem 4rem;
}

h1 { font-size: 28px; font-weight: 500; margin-bottom: 0.5rem; }
.subtitle { color: var(--color-text-secondary); margin-bottom: 2rem; }

.controls {
    background: var(--color-bg-secondary);
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.control-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.control-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    min-width: 80px;
}

.pill-group {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pill {
    font-size: 13px;
    padding: 4px 12px;
    border-radius: 999px;
    border: 0.5px solid var(--color-border-strong);
    background: var(--color-bg);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    user-select: none;
}
.pill:hover { background: var(--color-bg-tertiary); color: var(--color-text); }
.pill.active {
    background: var(--color-accent-bg);
    color: var(--color-accent-text);
    border-color: var(--color-accent);
    font-weight: 500;
}

select {
    font-size: 13px;
    padding: 4px 10px;
    border-radius: var(--radius-md);
    border: 0.5px solid var(--color-border-strong);
    background: var(--color-bg);
    color: var(--color-text);
    cursor: pointer;
    outline: none;
}
select:focus { border-color: var(--color-accent); }

.results-meta {
    font-size: 13px;
    color: var(--color-text-tertiary);
    margin-bottom: 1.25rem;
}

.project-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.project-card {
    background: var(--color-bg);
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    transition: border-color 0.15s;
}
.project-card:hover { border-color: var(--color-border-strong); }

.project-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.project-title {
    font-size: 17px;
    font-weight: 500;
    color: var(--color-text);
}
.project-title a {
    color: inherit;
    text-decoration: none;
}
.project-title a:hover { text-decoration: underline; }

.project-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 0.75rem;
}

.meta-badge {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: var(--radius-md);
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    border: 0.5px solid var(--color-border);
}
.meta-badge.org { color: var(--color-accent-text); background: var(--color-accent-bg); border-color: var(--color-accent); }

.project-desc {
    font-size: 15px;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}
.tag {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 999px;
    background: var(--color-bg-secondary);
    color: var(--color-text-tertiary);
    border: 0.5px solid var(--color-border);
}

.project-links {
    margin-top: 0.75rem;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.project-links a {
    font-size: 13px;
    color: var(--color-accent-text);
    text-decoration: none;
    padding: 3px 10px;
    border: 0.5px solid var(--color-accent);
    border-radius: var(--radius-md);
    background: var(--color-accent-bg);
}
.project-links a:hover { opacity: 0.8; }

.effort-dots {
    display: flex;
    gap: 3px;
    align-items: center;
    flex-shrink: 0;
}
.dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--color-border-strong);
}
.dot.filled { background: var(--color-accent); }

.no-results {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--color-text-tertiary);
    font-size: 15px;
}

hr.divider {
    border: none;
    border-top: 0.5px solid var(--color-border);
    margin: 2rem 0 0;
}

.footer {
    margin-top: 3rem;
    font-size: 13px;
    color: var(--color-text-tertiary);
}

/* ── Inverted cursor ── */
* { cursor: none; }

#invertedcursor {
    position: absolute;
    width: 28px;
    height: 28px;
    background: var(--color-accent);
    border-radius: 50%;
    top: var(--y, 0);
    left: var(--x, 0);
    transform: translate(-50%, -50%);
    z-index: 9999;
    mix-blend-mode: exclusion;
    transition: transform .2s;
    pointer-events: none;
}

/* Slightly enlarge on interactive elements */
a:hover ~ #invertedcursor,
button:hover ~ #invertedcursor,
select:hover ~ #invertedcursor,
.pill:hover ~ #invertedcursor {
    width: 40px;
    height: 40px;
}

.meta-badge.mentor {
    color: var(--color-text-secondary);
    background: var(--color-bg-tertiary);
    border-color: var(--color-border-strong);
    font-style: italic;
}

.meta-badge.mentor {
    color: var(--color-text-secondary);
    background: var(--color-bg-tertiary);
    border-color: var(--color-border-strong);
    font-style: italic;
}

.contributions {
    display: none;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 0.5px solid var(--color-border);
}
.contributions.open { display: block; }

.contributions ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}
.contributions ul li {
    font-size: 14px;
    color: var(--color-text-secondary);
    padding-left: 1.1em;
    position: relative;
}
.contributions ul li::before {
    content: "–";
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.read-more-btn {
    margin-top: 0.65rem;
    font-size: 12px;
    padding: 3px 10px;
    border-radius: 999px;
    border: 0.5px solid var(--color-border-strong);
    background: transparent;
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s;
}
.read-more-btn:hover {
    color: var(--color-accent-text);
    border-color: var(--color-accent);
}