OLDBOY/skin/member/basic/login.skin.php
<?php
if (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가

// 폰트 및 외부 라이브러리 추가
add_stylesheet('<link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&family=Noto+Sans+KR:wght@300;500&display=swap">', 0);
add_stylesheet('<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">', 0);
?>

<style>
    /* 다크 테마 변수 설정 */
    :root {
        --bg-color: #05060f;
        --card-bg: rgba(20, 24, 35, 0.6);
        --accent-color: #00d2ff;
        --accent-purple: #9d50bb;
        --text-color: #e2e8f0;
        --glass-border: rgba(255, 255, 255, 0.1);
    }

    #mb_login {
        min-height: 100vh;
        background: var(--bg-color);
        display: flex;
        align-items: center;
        justify-content: center;
        font-family: 'Noto Sans KR', sans-serif;
        color: var(--text-color);
        position: relative;
        overflow: hidden;
    }

    /* 배경 애니메이션 오라 */
    #mb_login::before {
        content: '';
        position: absolute;
        width: 500px; height: 500px;
        background: radial-gradient(circle, rgba(0, 210, 255, 0.15) 0%, transparent 70%);
        top: -10%; left: -10%;
        animation: move 20s infinite alternate;
    }

    @keyframes move {
        from { transform: translate(0, 0); }
        to { transform: translate(100vw, 50vh); }
    }

    .mbskin_box {
        width: 100%;
        max-width: 420px;
        padding: 40px;
        background: var(--card-bg);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid var(--glass-border);
        border-radius: 24px;
        box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
        z-index: 10;
        animation: fadeIn 0.8s ease-out;
    }

    @keyframes fadeIn {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
    }

    #mb_login h1 {
        font-family: 'Orbitron', sans-serif;
        font-size: 1.8rem;
        text-align: center;
        margin-bottom: 30px;
        background: linear-gradient(to right, var(--accent-color), var(--accent-purple));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        letter-spacing: 2px;
    }

    .mb_log_cate {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 20px;
        font-size: 0.9rem;
    }

    .mb_log_cate .join {
        color: var(--accent-color);
        text-decoration: none;
        border: 1px solid var(--accent-color);
        padding: 4px 12px;
        border-radius: 15px;
        transition: 0.3s;
    }

    .mb_log_cate .join:hover {
        background: var(--accent-color);
        color: #000;
        box-shadow: 0 0 15px var(--accent-color);
    }

    /* 입력창 디자인 */
    #login_fs .frm_input {
        width: 100%;
        height: 55px;
        background: rgba(0, 0, 0, 0.4);
        border: 1px solid var(--glass-border);
        border-radius: 12px;
        margin-bottom: 15px;
        padding: 0 20px;
        color: #fff;
        font-size: 1rem;
        transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        box-sizing: border-box;
    }

    #login_fs .frm_input:focus {
        border-color: var(--accent-color);
        box-shadow: 0 0 15px rgba(0, 210, 255, 0.3);
        background: rgba(0, 0, 0, 0.6);
        outline: none;
    }

    /* 로그인 버튼 */
    #login_fs .btn_submit {
        width: 100%;
        height: 55px;
        background: linear-gradient(45deg, var(--accent-color), var(--accent-purple));
        border: none;
        border-radius: 12px;
        color: #fff;
        font-weight: 700;
        font-size: 1.1rem;
        cursor: pointer;
        transition: 0.4s;
        margin-top: 10px;
    }

    #login_fs .btn_submit:hover {
        transform: translateY(-3px);
        box-shadow: 0 10px 20px rgba(0, 210, 255, 0.4);
        filter: brightness(1.1);
    }

    /* 하단 옵션 */
    #login_info {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 20px;
        font-size: 0.85rem;
        color: #94a3b8;
    }

    .chk_box input[type="checkbox"] {
        accent-color: var(--accent-color);
    }

    #login_info a {
        color: #94a3b8;
        text-decoration: none;
    }

    #login_info a:hover {
        color: #fff;
    }

    /* 소셜 로그인 섹션 */
    .sns-login {
        margin-top: 30px;
        padding-top: 20px;
        border-top: 1px solid var(--glass-border);
    }

    /* 비회원 구매/조회 영역 */
    #mb_login_notmb, #mb_login_od_wr {
        margin-top: 20px;
        padding: 20px;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 15px;
        border: 1px dashed var(--glass-border);
    }
</style>

<div id="mb_login" class="mbskin">
    <div class="mbskin_box">
        <h1>LOGIN</h1>
        
        <div class="mb_log_cate">
            <h2>SIGN IN</h2>
            <a href="<?php echo G5_BBS_URL ?>/register.php" class="join">Create Account</a>
        </div>

        <form name="flogin" action="<?php echo $login_action_url ?>" onsubmit="return flogin_submit(this);" method="post">
        <input type="hidden" name="url" value="<?php echo $login_url ?>">
        
        <fieldset id="login_fs">
            <legend class="sound_only">회원로그인</legend>
            <input type="text" name="mb_id" id="login_id" required class="frm_input required" placeholder="Username">
            <input type="password" name="mb_password" id="login_pw" required class="frm_input required" placeholder="Password">
            
            <button type="submit" class="btn_submit">SIGN IN</button>
            
            <div id="login_info">
                <div class="chk_box">
                    <input type="checkbox" name="auto_login" id="login_auto_login">
                    <label for="login_auto_login">Stay signed in</label>  
                </div>
                <div class="login_if_lpl">
                    <a href="<?php echo G5_BBS_URL ?>/password_lost.php">Forgot Access?</a>  
                </div>
            </div>
        </fieldset> 
        </form>

        <div class="sns-login">
            <?php @include_once(get_social_skin_path().'/social_login.skin.php'); ?>
        </div>

        <?php if (isset($default['de_level_sell']) && $default['de_level_sell'] == 1) { ?>
            <?php if (preg_match("/orderform.php/", $url)) { ?>
            <section id="mb_login_notmb">
                <h2 style="font-size:1rem; margin-bottom:10px;">Guest Checkout</h2>
                <div id="guest_privacy" style="font-size:0.75rem; height:80px; overflow-y:auto; background:rgba(0,0,0,0.2); padding:10px; margin-bottom:10px;">
                    <?php echo conv_content($default['de_guest_privacy'], $config['cf_editor']); ?>
                </div>
                <div class="chk_box" style="font-size:0.8rem; margin-bottom:15px;">
                    <input type="checkbox" id="agree" value="1">
                    <label for="agree">I agree to the privacy policy.</label>
                </div>
                <a href="javascript:guest_submit(document.flogin);" class="btn_submit" style="display:block; text-align:center; text-decoration:none; line-height:55px;">Guest Purchase</a>
            </section>
            <?php } ?>
        <?php } ?>
    </div>
</div>

<script>
jQuery(function($){
    // 자동로그인 경고 애니메이션 효과 포함
    $("#login_auto_login").click(function(){
        if (this.checked) {
            this.checked = confirm("자동로그인을 사용하시면 다음부터 회원아이디와 비밀번호를 입력하실 필요가 없습니다.\n\n공공장소에서는 개인정보가 유출될 수 있으니 사용을 자제하여 주십시오.\n\n자동로그인을 사용하시겠습니까?");
        }
    });

    // 입력창 포커스 시 배경 광원 효과 추가 제어 (옵션)
    $(".frm_input").on("focus", function(){
        $(this).closest(".mbskin_box").css("box-shadow", "0 0 30px rgba(0, 210, 255, 0.2)");
    }).on("blur", function(){
        $(this).closest(".mbskin_box").css("box-shadow", "0 25px 50px rgba(0, 0, 0, 0.5)");
    });
});

function flogin_submit(f) {
    if( $( document.body ).triggerHandler( 'login_sumit', [f, 'flogin'] ) !== false ){
        return true;
    }
    return false;
}

function guest_submit(f) {
    if (document.getElementById('agree')) {
        if (!document.getElementById('agree').checked) {
            alert("개인정보수집에 대한 내용을 읽고 이에 동의하셔야 합니다.");
            return;
        }
    }
    f.url.value = "<?php echo $url; ?>";
    f.action = "<?php echo $url; ?>";
    f.submit();
}
</script>