* { box-sizing: border-box; }

:root {
    --bg-black: #0a0a0a;
    --gray-1: #1c1c1c;
    --gray-2: #2a2a2a;
    --gray-3: #3d3d3d;
    --gray-light: #9a9a9a;
    --text: #f0f0f0;
    --accent: #6e6e6e;
    --danger: #c25b5b;
    --success: #6fae6f;
}

body {
    margin: 0;
    min-height: 100vh;
    background: #000;
    background: radial-gradient(circle at top, #1a1a1a 0%, #000000 70%);
    color: var(--text);
    font-family: 'Segoe UI', Arial, Helvetica, sans-serif;
    font-weight: 700;
    font-size: 18px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 32px;
    background: linear-gradient(180deg, #2a2a2a 0%, #101010 100%);
    border-bottom: 2px solid var(--gray-3);
}

.topbar .logo-wrap {
    display: flex;
    align-items: center;
    gap: 14px;
}

.topbar img.logo {
    max-height: 54px;
}

.topbar .site-name {
    font-size: 30px;
    font-weight: 900;
    letter-spacing: 2px;
    color: #fff;
    text-shadow: 0 0 12px rgba(255,255,255,0.15);
}

.topbar nav a {
    color: var(--gray-light);
    text-decoration: none;
    font-weight: 800;
    margin-left: 22px;
    font-size: 16px;
}

.topbar nav a:hover { color: #fff; }

.wrap {
    max-width: 960px;
    margin: 40px auto;
    padding: 0 20px;
}

.card {
    background: linear-gradient(160deg, #232323 0%, #101010 100%);
    border: 1px solid var(--gray-3);
    border-radius: 14px;
    padding: 32px;
    margin-bottom: 26px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.6);
}

h1, h2, h3 { color: #fff; font-weight: 900; letter-spacing: 0.5px; }
h1 { font-size: 34px; }
h2 { font-size: 26px; }

label {
    display: block;
    margin-bottom: 6px;
    font-size: 15px;
    color: var(--gray-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

input[type=text], input[type=email], input[type=password], input[type=file] {
    width: 100%;
    padding: 14px 16px;
    margin-bottom: 18px;
    background: #141414;
    border: 2px solid var(--gray-3);
    border-radius: 8px;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}

input:focus { outline: none; border-color: var(--gray-light); }

button, .btn {
    display: inline-block;
    background: linear-gradient(180deg, #4a4a4a 0%, #262626 100%);
    border: 1px solid var(--gray-3);
    color: #fff;
    font-weight: 900;
    font-size: 18px;
    letter-spacing: 1px;
    padding: 14px 26px;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    text-transform: uppercase;
    transition: transform 0.06s ease, background 0.15s ease;
}

button:hover, .btn:hover {
    background: linear-gradient(180deg, #5c5c5c 0%, #303030 100%);
}

button:active, .btn:active { transform: scale(0.98); }

.btn-danger { background: linear-gradient(180deg, #6b3a3a 0%, #3a1f1f 100%); border-color: #5a2c2c; }
.btn-small { padding: 8px 14px; font-size: 14px; }

.flash {
    padding: 14px 18px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 16px;
    border: 1px solid var(--gray-3);
}
.flash-error { border-color: var(--danger); color: #ffb3b3; }
.flash-success { border-color: var(--success); color: #c4e8c4; }
.flash-info { border-color: var(--gray-3); color: var(--gray-light); }

table { width: 100%; border-collapse: collapse; margin-top: 10px; }
th, td { padding: 12px 10px; border-bottom: 1px solid var(--gray-3); text-align: left; font-size: 15px; }
th { color: var(--gray-light); text-transform: uppercase; letter-spacing: 1px; font-size: 13px; }

code, .url-box {
    background: #141414;
    border: 1px solid var(--gray-3);
    border-radius: 6px;
    padding: 8px 12px;
    display: inline-block;
    color: #dcdcdc;
    font-family: Consolas, monospace;
    font-weight: 700;
    word-break: break-all;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin-top: 18px;
}
.stat-box {
    background: #161616;
    border: 1px solid var(--gray-3);
    border-radius: 10px;
    padding: 20px;
    text-align: center;
}
.stat-box .num { font-size: 34px; font-weight: 900; color: #fff; }
.stat-box .label { font-size: 13px; color: var(--gray-light); text-transform: uppercase; letter-spacing: 1px; margin-top: 6px; }

.center { text-align: center; }
.muted { color: var(--gray-light); font-weight: 600; font-size: 15px; }
.actions-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
form.inline { display: inline; }

.toggle-row { display: flex; align-items: center; gap: 10px; margin: 16px 0; }