:root {
    --bg: #0f1115;
    --card: #171a21;
    --border: #262a33;
    --text: #e6e8eb;
    --muted: #8a919e;
    --accent: #4f8cff;
    --danger: #ff5c5c;
}

* { box-sizing: border-box; }

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

/* --- Login --- */
.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.login-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    width: 320px;
}
.login-card h1 {
    margin: 0;
    font-size: 28px;
    letter-spacing: 2px;
}
.subtitle {
    color: var(--muted);
    margin-top: 4px;
    margin-bottom: 24px;
    font-size: 13px;
}
label {
    display: block;
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 6px;
    margin-top: 14px;
}
input {
    width: 100%;
    padding: 10px 12px;
    background: #0f1115;
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
}
input:focus { outline: none; border-color: var(--accent); }
button {
    width: 100%;
    margin-top: 22px;
    padding: 11px;
    background: var(--accent);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}
button:hover { opacity: 0.9; }
.error {
    background: rgba(255, 92, 92, 0.1);
    border: 1px solid var(--danger);
    color: var(--danger);
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 13px;
}

/* --- Dashboard --- */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 32px;
    border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; letter-spacing: 2px; }
.topbar nav { display: flex; align-items: center; gap: 16px; }
.user { color: var(--muted); font-size: 13px; }
.logout { color: var(--muted); text-decoration: none; font-size: 13px; }
.logout:hover { color: var(--text); }

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
    padding: 32px;
}
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
}
.card h3 { margin: 0 0 6px 0; font-size: 15px; }
.card .desc { color: var(--muted); font-size: 13px; margin: 0 0 14px 0; }
.badge {
    display: inline-block;
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 20px;
    background: rgba(138, 145, 158, 0.15);
    color: var(--muted);
}
.card-link { text-decoration: none; color: inherit; display: block; }
.card-link:hover { border-color: var(--accent); }
.brand-link { color: inherit; text-decoration: none; }

/* --- Módulos internos (consumo, etc.) --- */
.page { padding: 32px; max-width: 960px; }
.notice {
    background: rgba(79, 140, 255, 0.1);
    border: 1px solid var(--accent);
    color: var(--text);
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 16px;
}
code {
    background: rgba(138, 145, 158, 0.15);
    padding: 1px 5px;
    border-radius: 4px;
    font-size: 12px;
}
.table { width: 100%; border-collapse: collapse; margin: 10px 0; font-size: 13px; }
.table td { padding: 3px 0; color: var(--muted); }
.table td:last-child { text-align: right; color: var(--text); }
.inline { display: inline-block; margin-right: 8px; margin-top: 10px; }
.inline button { width: auto; margin-top: 0; padding: 8px 14px; font-size: 13px; }
.btn-danger { background: var(--danger); }
.supply-form { max-width: 420px; margin-bottom: 12px; }