/* Kwetu Base Theme */

:root {
    --bg-main: #0b1220;
    --bg-surface: #0f1b2d;
    --bg-topbar-start: #0f172a;
    --bg-topbar-end: #1e293b;
    --accent: #22d3ee;
    --accent-soft: #38bdf8;
    --text-main: #e5e7eb;
    --text-muted: #94a3b8;
    --border-subtle: #1f2937;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
}

header {
    background: linear-gradient(
        to right,
        var(--bg-topbar-start),
        var(--bg-topbar-end)
    );
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-subtle);
}

header h1 {
    margin: 0 0 8px 0;
    font-size: 20px;
    font-weight: 600;
}

nav a {
    color: var(--text-main);
    text-decoration: none;
    margin-right: 16px;
    font-weight: 500;
}

nav a:hover {
    color: var(--accent);
}

main {
    padding: 24px;
}

hr {
    border: none;
    border-top: 1px solid var(--border-subtle);
    margin: 16px 0;
}

button {
    background-color: var(--accent);
    color: #020617;
    border: none;
    padding: 8px 14px;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
}

button:hover {
    background-color: var(--accent-soft);
}

input {
    background-color: var(--bg-surface);
    color: var(--text-main);
    border: 1px solid var(--border-subtle);
    padding: 8px;
    border-radius: 8px;
}
/* Page surfaces */

.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 20px 24px;
    max-width: 900px;
}

.card + .card {
    margin-top: 24px;
}

.section-title {
    margin-top: 0;
    font-size: 18px;
    font-weight: 600;
}