:root {
    --bg: #0f1217;
    --card: #171c24;
    --text: #e6e9ee;
    --muted: #8b94a3;
    --accent: #4da3ff;
    --border: #232a35;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    line-height: 1.5;
    max-width: 860px;
    margin: 0 auto;
    padding: 1rem;
}

header { margin-bottom: 1.5rem; }

.header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: .5rem;
}

h1 { font-size: 1.5rem; }

.top-nav a {
    color: var(--muted);
    text-decoration: none;
    padding: .3rem .7rem;
    border-radius: 999px;
    font-size: .9rem;
}

.top-nav a:hover { color: var(--text); }

/* Login */
body.center {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-box {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 2rem;
    width: 100%;
    max-width: 22rem;
    text-align: center;
}

.login-box h1 { margin-bottom: 1.2rem; }

.login-box form {
    display: flex;
    flex-direction: column;
    gap: .7rem;
}

.login-box input {
    padding: .6rem .9rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 1rem;
}

.login-box button {
    padding: .6rem;
    border-radius: 8px;
    border: 1px solid var(--accent);
    background: var(--accent);
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
}

.login-box button:hover { opacity: .85; }

.login-error { color: #e0644d; margin-bottom: .8rem; }
.login-hint { color: var(--muted); font-size: .8rem; margin-top: 1rem; }

/* Dashboard-Kacheln */
.tiles {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
    gap: .8rem;
}

.tile {
    display: flex;
    flex-direction: column;
    gap: .2rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.2rem;
    text-decoration: none;
    color: var(--text);
}

a.tile:hover { border-color: var(--accent); }

.tile-icon { font-size: 1.8rem; }
.tile-name { font-weight: 600; font-size: 1.05rem; }
.tile-desc { color: var(--muted); font-size: .85rem; }

.tile-empty { opacity: .45; border-style: dashed; }

/* Passwort ändern */
.config-msg {
    background: var(--card);
    border: 1px solid var(--accent);
    border-radius: 10px;
    padding: .7rem 1rem;
    margin-bottom: 1rem;
    font-size: .9rem;
}

.config-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem 1.2rem;
}

.config-hint { color: var(--muted); font-size: .85rem; }

.config-form {
    display: flex;
    flex-direction: column;
    gap: .7rem;
    margin-top: .8rem;
    max-width: 24rem;
}

.config-form label {
    display: flex;
    flex-direction: column;
    gap: .25rem;
    font-size: .9rem;
}

.config-form input {
    padding: .5rem .8rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: .95rem;
}

.config-form button {
    align-self: flex-start;
    padding: .5rem 1.1rem;
    border-radius: 8px;
    border: 1px solid var(--accent);
    background: var(--accent);
    color: #fff;
    font-size: .9rem;
    cursor: pointer;
}

.config-form button:hover { opacity: .85; }

footer {
    color: var(--muted);
    font-size: .8rem;
    text-align: center;
    padding: 1.5rem 0;
}