Trying to save options page

I’m trying to create a plugin to save inputs from a select menu, i can find a thousand tutorials doing it the old way. Can anyone point me in the direction of something new / offer some advice?

cheers

<?php
/*
 * Plugin Name: opengraph
 * Description: Enabling your site with Open Graph metabox on posts
 * Version: 10.1
 * Author: user256
 */

    define('SSD_NAME', plugin_basename( __FILE__ ));
    define('SSD_PLUGIN_URL', plugin_dir_url( __FILE__ ));
    define('SSD_PLUGIN_PATH', plugin_dir_path( __FILE__ ));
    define('SSD_VERSION', '0.1');

/** register css & js **/
wp_register_style( 'ssd-style', plugins_url( 'css/style.css', __FILE__ ), array(), '20130510', 'all' );
wp_register_script( 'ssd-script', plugins_url( '/js/ssd.js', __FILE__ ), array( 'jquery' ) );
/** end register css & js **/

get_template_part( 'unknownpleasures ');

add_action('admin_menu', 'ssd_settings'); // register admin menu
add_action('admin_init', 'register_form_settings');  // register form

/** register menu page **/
function ssd_settings() {
	add_menu_page('Structured Social Settings', 'Structured Social', 'administrator', 'ssd_settings_page', 'ssd_display_settings');
} 

/** register form fields **/
function ssd_global_options(){
	register_setting('ssd_options_group', 'ssd_global_settings', 'ssd_validate');
}

/** enque css & js **/
wp_enqueue_style( 'ssd-style' );
wp_enqueue_script( 'ssd-script' );

function register_form_settings() { // whitelist options
	register_setting( 'ssd_global_options', 'twitterid' );
	register_setting( 'ssd_global_options', 'fb_link' );
	register_setting( 'ssd_global_options', 'ssd-card' ); 

}

function ssd_display_settings()
{
?>
<div class="wrap">
	<div class="icon32" id="icon-options-general"><br></div>
		<h2>Socially Structured Data</h2>
<div class="dev-banner">
				    <div class="dev-banner-left">Banner Area Left</div>
				    <div class="dev-banner-right">Banner Area Right</div>
			</div>
			<div class="dev-clear"></div>
<form method="post" action="options.php">
<?php	settings_fields( 'ssd_global_options' );  ?>
<?php	do_settings_fields( 'ssd_global_options' ); ?>

<p><strong>Twitter ID:</strong><br />
                <input type="text" name="twitterid" size="45" value="<?php echo get_option('twitterid'); ?>" />
            </p>
<p><strong>Facebook Page Links:</strong><br />
    <input type="text" name="fb_link" size="45" value="<?php echo get_option('fb_link'); ?>" />
</p>

<select name="ssd-card-type" id="ssd-card-type">
    <option value="summary">Select Card Type</option>
     	<option value="summary" <?php if($card_type=="summary") echo 'selected="selected"';?>>Summary Card</option>
    	<option value="summary_large_image" <?php if($card_type=="summary_large_image") echo 'selected="selected"';?> >Summary Large Image Card</option>
    	<option value="photo" <?php if($card_type=="photo") echo 'selected="selected"';?>>Photo Card</option>
    	<option value="gallery" <?php if($card_type=="gallery") echo 'selected="selected"';?>>Gallery Card</option>
    	<option value="app" <?php if($card_type=="app") echo 'selected="selected"';?>>App Card</option>
    	<option value="player" <?php if($card_type=="player") echo 'selected="selected"';?>>Player Card</option>
    	<option value="product" <?php if($card_type=="product") echo 'selected="selected"';?>>Product Card</option>
</select>
<!--summary card -->
			<tr id="summary" ><td colspan="2" class="head"><label>Summary Card Details</label></td></tr>
		    <tr id="summary" ><td class="dev-left">
			<label>Title</label></td>
     		<td class="dev-right">
			    <input type="text" name="summary[title]" value="<?php echo $summary['title'];?>" size="50" placeholder="Left blank to use Post title by default." />
			</td></tr>
		    <tr id="summary" ><td class="dev-left">
			<label>Description</label></td>
     		<td class="dev-right">
			    <textarea name="summary[description]" cols="47" rows="4" placeholder="Left blank to use Post excerpt by default."><?php echo $summary['description'];?></textarea>
			</td></tr>
			<tr id="summary" ><td class="dev-left">
			<label>Image</label></td>
     		<td class="dev-right">
			    <input type="text" name="summary[image]" value="<?php echo $summary['image'];?>" size="50" placeholder="No image selected then Post feature image or plugin default image will be used." />
			</td></tr>

<?php submit_button(); ?>
</form>
</div>
<?php
}
?>