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

body {
    background: #0a0a0a;
    color: #f5f5f5;
    font-family: 'Segoe UI', sans-serif;
    padding: 20px;
}

/* LOGIN */
.login-box {
    background: #111;
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid #cf9f2e;
    width: 320px;
    margin: 100px auto;
    text-align: center;
}
.login-box h2 { color: #cf9f2e; margin-bottom: 1.5rem; }
.login-box input {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    background: #222;
    border: 1px solid #444;
    color: white;
    border-radius: 8px;
}
.login-box button {
    background: linear-gradient(135deg, #cf9f2e, #f3d779);
    border: none;
    padding: 12px;
    width: 100%;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
}
.error { color: #ff6b6b; margin-top: 10px; }

/* PANEL */
.container { max-width: 1000px; margin: 0 auto; }
.header-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}
h1 {
    color: #cf9f2e;
    border-bottom: 2px solid #cf9f2e;
    padding-bottom: 10px;
}
.logout {
    color: #cf9f2e;
    text-decoration: none;
    font-size: 1.1rem;
}
.info-text { margin-bottom: 20px; color: #ccc; }
.mensaje {
    background: #2e7d32;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 20px;
}
.categoria-card {
    background: #111;
    border: 1px solid #333;
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 30px;
}
.categoria-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}
.categoria-header h2 {
    margin: 0;
    color: #f3d779;
}
.contador {
    background: #222;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
}
.imagenes-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 15px;
    min-height: 80px;
}
.imagenes-preview img {
    width: 100px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid #444;
}
.no-imagenes { color: #888; font-style: italic; width: 100%; }
.upload-form {
    background: #1a1a1a;
    padding: 15px;
    border-radius: 12px;
}
.upload-form label { display: block; margin-bottom: 10px; }
.upload-form input[type="file"] {
    background: #222;
    color: white;
    padding: 8px;
    border-radius: 6px;
    border: 1px solid #444;
    width: 100%;
    margin-bottom: 15px;
}
.btn {
    background: #cf9f2e;
    color: #000;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
}
.btn:hover { opacity: 0.9; }