:root {
    --bg: #0f1115;
    --panel: #171a21;
    --border: #262b36;
    --text: #eef0f4;
    --muted: #9aa3b2;
    --accent: #4f8cff;
    --danger: #ff5c5c;
}

* { box-sizing: border-box; }

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

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

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    background: var(--panel);
}

.topbar h1 { font-size: 18px; margin: 0; }
.topbar h1 a { color: var(--text); }
.topbar nav a { margin-left: 20px; font-size: 14px; }

main { padding: 24px; max-width: 1200px; margin: 0 auto; }

.empty { color: var(--muted); text-align: center; margin-top: 60px; }

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.card video { width: 100%; display: block; background: #000; max-height: 360px; }

.card-body { padding: 12px 14px; }

.filename {
    font-size: 13px;
    margin: 0 0 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.meta { font-size: 12px; color: var(--muted); margin: 0 0 12px; }

.actions { display: flex; gap: 8px; }
.actions form { margin: 0; }

.btn {
    display: inline-block;
    padding: 8px 12px;
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
    font-size: 13px;
    border: none;
    cursor: pointer;
}

.btn-danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }

.upload-page { max-width: 480px; margin: 60px auto; text-align: center; }
.upload-page form { display: flex; flex-direction: column; gap: 14px; margin-top: 20px; }
.upload-page input[type="file"] {
    padding: 10px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
}
.upload-page button {
    padding: 12px;
    border-radius: 8px;
    border: none;
    background: var(--accent);
    color: #fff;
    font-size: 15px;
    cursor: pointer;
}
.hint { font-size: 12px; color: var(--muted); margin-top: 16px; }

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}
.login-box {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    width: 320px;
    text-align: center;
}
.login-box h1 { margin: 0 0 4px; }
.subtitle { color: var(--muted); font-size: 13px; margin: 0 0 24px; }
.login-box form { display: flex; flex-direction: column; gap: 12px; }
.login-box input {
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: #0f1115;
    color: var(--text);
    font-size: 14px;
}
.login-box button {
    padding: 10px;
    border-radius: 8px;
    border: none;
    background: var(--accent);
    color: #fff;
    font-size: 14px;
    cursor: pointer;
}
.error { color: var(--danger); font-size: 13px; }
.success { color: #4fdb8c; font-size: 13px; }