:root {
    --bg: #11170e;
    --bg-gradient: radial-gradient(circle at top left, #1d2a14 0%, #11170e 55%);
    --panel: #1a2415;
    --panel-alt: #202c19;
    --border: #3a4a2a;
    --text: #eef3e4;
    --muted: #a3b98c;
    --accent: #9ccc3c;
    --accent-dark: #6f9c1f;
    --accent2: #ffd54f;
    --danger: #e5484d;
    --success: #7cc142;
    --shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

body {
    background: var(--bg-gradient), var(--bg);
    background-attachment: fixed;
    color: var(--text);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    margin: 0;
    min-height: 100vh;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 1.75rem;
    background: linear-gradient(90deg, #1a2415 0%, #2a3a18 100%);
    border-bottom: 2px solid var(--accent-dark);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 10;
}

.navbar .brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 0.02em;
}

.nav-links {
    display: flex;
    gap: 1.25rem;
    align-items: center;
    color: var(--muted);
    font-size: 0.95rem;
}

.nav-links a {
    color: var(--accent2);
    text-decoration: none;
    font-weight: 600;
    padding: 0.3rem 0.1rem;
    border-bottom: 2px solid transparent;
    transition: border-color 0.15s ease, color 0.15s ease;
}

.nav-links a:hover {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.container {
    max-width: 960px;
    margin: 2.5rem auto;
    padding: 0 1.25rem 3rem;
}

h1 {
    color: var(--accent);
    font-size: 1.6rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.6rem;
    margin-bottom: 1.5rem;
}

form {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    max-width: 440px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

label {
    font-size: 0.82rem;
    color: var(--muted);
    margin-top: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

input {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.55rem 0.7rem;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(156, 204, 60, 0.25);
}

input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    vertical-align: middle;
    accent-color: var(--accent);
}

label input[type="checkbox"] {
    margin-right: 0.4rem;
}

button {
    margin-top: 1.25rem;
    padding: 0.65rem 1.2rem;
    background: linear-gradient(90deg, var(--accent-dark), var(--accent));
    color: #15230a;
    font-weight: 700;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    letter-spacing: 0.02em;
    transition: filter 0.15s ease, transform 0.1s ease;
}

button:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
}

/* Suchformular bei der Benutzerliste soll breiter & inline sein */
form[method="get"] {
    flex-direction: row;
    align-items: center;
    max-width: none;
    gap: 0.6rem;
    padding: 1rem 1.25rem;
}

form[method="get"] input {
    flex: 1;
    margin-top: 0;
}

form[method="get"] button {
    margin-top: 0;
    white-space: nowrap;
}

.error {
    color: var(--danger);
    background: rgba(229, 72, 77, 0.12);
    border: 1px solid rgba(229, 72, 77, 0.4);
    border-radius: 8px;
    padding: 0.6rem 0.9rem;
    font-size: 0.9rem;
}

.error:empty { display: none; }

.success {
    color: var(--success);
    background: rgba(124, 193, 66, 0.12);
    border: 1px solid rgba(124, 193, 66, 0.4);
    border-radius: 8px;
    padding: 0.6rem 0.9rem;
    font-size: 0.9rem;
}

table {
    border-collapse: collapse;
    width: 100%;
    margin-top: 1.25rem;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

th, td {
    padding: 0.65rem 0.9rem;
    text-align: left;
    font-size: 0.9rem;
}

th {
    background: var(--panel-alt);
    color: var(--accent2);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    border-bottom: 2px solid var(--accent-dark);
}

td {
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

tbody tr:hover {
    background: rgba(156, 204, 60, 0.08);
}

tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.015);
}

.admin-table a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
}

.admin-table a:hover {
    text-decoration: underline;
}

table.stats td:first-child {
    color: var(--muted);
    font-weight: 600;
    width: 40%;
}

table.stats td:last-child {
    color: var(--accent2);
    font-weight: 600;
}

/* Download-Button in der Navigation */
.nav-download-btn {
    background: linear-gradient(90deg, var(--accent-dark), var(--accent));
    color: #15230a !important;
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    font-weight: 700 !important;
    border-bottom: none !important;
}

.nav-download-btn:hover {
    filter: brightness(1.1);
    border-bottom: none !important;
}

/* Großer Download-Button auf der Download-Seite */
.download-button {
    display: inline-block;
    background: linear-gradient(90deg, var(--accent-dark), var(--accent));
    color: #15230a;
    font-weight: 800;
    font-size: 1.3rem;
    text-decoration: none;
    padding: 1.1rem 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: filter 0.15s ease, transform 0.1s ease;
}

.download-button:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
}

/* Screenshot-Galerie */
.screenshot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-top: 1.25rem;
}

.screenshot-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.9rem;
    box-shadow: var(--shadow);
}

.screenshot-card p {
    color: var(--muted);
    font-size: 0.85rem;
    margin: 0.75rem 0 0;
}

.screenshot-placeholder {
    aspect-ratio: 16 / 9;
    border: 2px dashed var(--border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-weight: 600;
    background: var(--panel-alt);
}