:root {
    --bg: #0f1115;
    --panel: #181b22;
    --elevated: #1f232c;
    --border: #2a2f3a;
    --text: #e6e8ec;
    --muted: #9aa3b2;
    --accent: #43b074;
    --accent-dark: #368f5e;
    --danger: #e5484d;
    --input-bg: #11141a;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

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

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
}
.nav .brand { font-weight: 700; font-size: 1.1rem; }
.nav .links { display: flex; gap: 1.25rem; }
.nav .logout { margin-left: auto; }

main { max-width: 960px; margin: 2rem auto; padding: 0 1.5rem; }

/* Auth */
body.auth { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    width: 360px;
    box-shadow: 0 6px 24px rgba(0,0,0,.35);
}
.card h1 { margin: 0 0 .25rem; }
.muted { color: var(--muted); margin-top: 0; }

/* Forms */
label { display: block; margin-bottom: 1rem; font-size: .9rem; color: var(--muted); }
input, textarea, select {
    display: block;
    width: 100%;
    margin-top: .35rem;
    padding: .55rem .65rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    color: var(--text);
    background: var(--input-bg);
}
input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--accent);
}
input::placeholder, textarea::placeholder { color: var(--muted); }
.row { display: flex; gap: 1rem; }
.row label { flex: 1; }
fieldset { border: 1px solid var(--border); border-radius: 10px; margin: 0 0 1.25rem; padding: 1rem 1.25rem; }
legend { padding: 0 .4rem; color: var(--muted); font-size: .85rem; }

button {
    cursor: pointer;
    border: none;
    border-radius: 8px;
    background: var(--accent);
    color: #fff;
    padding: .55rem 1rem;
    font-size: .95rem;
}
button:hover { background: var(--accent-dark); }
button.danger { background: var(--danger); }
.secondary, a.button.secondary { background: var(--elevated); color: var(--text); border: 1px solid var(--border); }

.button {
    display: inline-block;
    border-radius: 8px;
    background: var(--accent);
    color: #fff !important;
    padding: .55rem 1rem;
    text-decoration: none;
}
.button:hover { background: var(--accent-dark); text-decoration: none; }

.form-actions { display: flex; gap: .75rem; align-items: center; }
.secondary { display: inline-block; }

/* Tables */
.page-header { display: flex; align-items: center; justify-content: space-between; }
.search { display: flex; gap: .5rem; margin: 1rem 0; }
.search input { margin-top: 0; max-width: 320px; }

table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: .6rem .75rem; border-bottom: 1px solid var(--border); font-size: .92rem; }
th { background: var(--elevated); color: var(--muted); font-weight: 600; }
tr:last-child td { border-bottom: none; }
td.mono { font-family: ui-monospace, monospace; color: var(--muted); }
td.empty { text-align: center; color: var(--muted); padding: 1.5rem; }
.actions { display: flex; gap: .75rem; align-items: center; }
.actions form { margin: 0; }

.pager { display: flex; gap: 1rem; align-items: center; margin-top: 1rem; color: var(--muted); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin-top: 1.5rem; }
.card-link { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem; color: var(--text); }
.card-link:hover { border-color: var(--accent); text-decoration: none; }
.card-link h2 { margin: 0 0 .35rem; font-size: 1.1rem; }
.card-link p { margin: 0; color: var(--muted); font-size: .9rem; }

/* Alerts */
.alerts:empty { display: none; }
.alert { padding: .65rem .85rem; border-radius: 8px; margin-bottom: 1rem; font-size: .9rem; }
.alert.info { background: #14301f; color: #7fd6a0; border: 1px solid #235c3b; }
.alert.error { background: #3a1414; color: #f1a3a3; border: 1px solid #6b2626; }