:root{
      --dark:#070b14;
      --ink:#2c2030;
      --text:#433640;
      --muted:#7b6872;
      --paper:#fffaf5;
      --cream:#fff2e4;
      --rose-bg:#fff0f4;
      --card:#fffdf9;
      --pink:#e75a78;
      --pink-deep:#d74e71;
      --purple:#74327d;
      --gold:#c8954a;
      --gold-light:#f1d092;
      --blue:#2f6fb4;
      --max:1120px;
      --nav-h:60px;
      --shadow:0 18px 48px rgba(92,49,72,.16);
      --radius:26px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth;overflow-x:hidden}
    body {  margin:0 !important ; padding:0 !important ;}
    #CM828 a{color:inherit;text-decoration:none}
    #CM828 img{max-width:100%;display:block}

    #CM828{
      width:100%;
      height: auto;
      font-family:"Noto Sans TC","Microsoft JhengHei","PingFang TC",sans-serif;
      color:var(--text);
      background:var(--paper);
      line-height:1.82;
      box-sizing:border-box;
    }

    #CM828 .hero{background:#070b14;overflow:hidden;margin: 0 auto;}
    #CM828 .hero picture{display:block;margin: 0 auto;}

    #CM828 .hero img {
      width: 100%; 
      display: block;
      margin: 0 auto;
      object-fit: cover;
      object-position: center top;
    }
    
    /* 針對電腦版單獨調整寬度 (如你原稿的 55%) */
    @media (min-width: 1025px) {
      #CM828 .hero img {
        width: 55%;
        aspect-ratio: 1537 / 1023;
      }
    }

    @media (max-width: 767px) {
      .hero img {
        aspect-ratio: 750 / 1000;
      }
    }

    #CM828 .sticky-nav{
      position: -webkit-sticky; /* 支援舊版 Safari */
      position: sticky;
      top: 0px;                   /* 距離頂端 0 像素時固定 */
      z-index: 1000;   
      width: 100%;        /* 確保導覽列不會被其他內容遮住 */
      background:var(--pink);
      box-shadow:0 8px 20px rgba(0,0,0,.16);
    }

    #CM828 .sticky-nav .inner{width: 100%; max-width:var(--max);height:var(--nav-h);margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);padding:0 10px}
    #CM828 .sticky-nav a{ display:flex;align-items:center;justify-content:center;color:#fff;letter-spacing:.08em;font-size:1.5rem;font-weight:bold;border-left:1px solid rgba(255,255,255,.28);transition:background .2s ease}
    #CM828 .sticky-nav a:last-child{border-right:1px solid rgba(255,255,255,.28)}.sticky-nav a:hover{background:var(--purple)}

    #CM828 section{scroll-margin-top:calc(var(--nav-h) + 24px)}
    #CM828 .block{padding:78px 18px}
    #CM828 .alt-a{background:linear-gradient(180deg,#fffaf4,#fff1e4)}
    #CM828 .alt-b{background:linear-gradient(180deg,#fff0f4,#fff9f0)}
    #CM828 .container{max-width:var(--max);margin:0 auto}

    #CM828 .offer-strip{background:linear-gradient(180deg,#fffaf5 0%,#fff3e8 52%,#fffaf5 100%);padding:56px 18px 64px;text-align:center;position:relative;overflow:hidden}
    #CM828 .offer-strip:before, #CM828 .offer-strip:after{content:"";position:absolute;left:50%;width:min(760px,84vw);height:1px;transform:translateX(-50%);background:linear-gradient(90deg,transparent,rgba(231,90,120,.48),rgba(118,52,124,.30),transparent)}
    #CM828 .offer-strip:before{display:none}
    #CM828 .offer-strip:after{bottom:0;width:min(660px,82vw);background:linear-gradient(90deg,transparent,rgba(231,90,120,.62),rgba(200,149,74,.38),transparent)}
    #CM828 .offer-card{max-width:820px;margin:0 auto;position:relative;z-index:1}
    #CM828 .offer-kicker{font-size:13px;letter-spacing:.28em;color:#9e3667;font-weight:500;margin-bottom:14px;text-transform:uppercase}
    #CM828 .offer-date{font-size:17px;color:#7b606c;letter-spacing:.08em}
    #CM828 .offer-headline{font-family:"Noto Serif TC","Noto Serif CJK TC",serif;font-size:clamp(32px,5vw,56px);font-weight:900;color:#352333;line-height:1.25;margin:10px 0 6px;letter-spacing:.06em}
    #CM828 .offer-headline .discount{color:var(--pink)}.offer-sub{font-size:18px;color:#594553;letter-spacing:.12em;margin-bottom:18px}

    #CM828 .coupon-wrap{display:flex;flex-direction:column;align-items:center;gap:8px}

    #CM828 .code-copy{display:inline-flex;align-items:center;justify-content:center;max-width:100%;border:2px dashed var(--pink);background:linear-gradient(135deg,#fff6ed,#ffe9f0);color:#7a2759;border-radius:18px;padding:13px 28px;font-size:34px;font-weight:900;letter-spacing:.04em;cursor:pointer;user-select:none;box-shadow:0 12px 30px rgba(209,92,120,.18);font-family:"Noto Serif TC","Noto Serif CJK TC",serif}
    #CM828 .code-copy:hover{filter:brightness(1.03);transform:translateY(-1px)}.copy-note{font-size:14px;color:#8a6d79;min-height:20px}.offer-limit{margin-top:14px;color:#594553;font-size:18px;letter-spacing:.05em}
    
    #CM828 .offer-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-top:28px}
    #CM828 .offer-actions .btn{min-width:275px;padding:0 28px}

    h1,h2,h3{margin:0;line-height:1.35}
    #CM828 .page-title{font-family:"Noto Serif TC","Noto Serif CJK TC",serif;font-size:clamp(28px,3.4vw,44px);color:#302331;max-width:100%;letter-spacing:.02em;margin-bottom:22px}
    #CM828 .subtitle{font-size:clamp(21px,2.4vw,30px);font-weight:800;color:#6b3f58;margin:0 0 32px;line-height:1.65;max-width:100%}

    #CM828 .copy{font-size:18px;max-width:100%;color:var(--text)}
    #CM828 .copy p{margin:0 0 20px}
    #CM828 .copy p.intro-last{margin-top:34px}

    #CM828 .pull{margin-top:28px;padding:18px 22px;border-left:5px solid var(--pink);border-radius:0 16px 16px 0;background:#fff;box-shadow:0 8px 22px rgba(92,49,72,.10);font-size:22px;font-weight:900;color:#7a3159}

    #CM828 .teacher-head{display:grid;grid-template-columns:300px 1fr;gap:44px;align-items:center;margin-bottom:42px}
    #CM828 .teacher-photo{border-radius:24px;overflow:hidden;box-shadow:var(--shadow);background:#fff}
    #CM828 .teacher-photo img{width:100%;aspect-ratio:320/497;object-fit:cover;object-position:center}
    #CM828 .teacher-photo .risa img{object-position:center top}
    #CM828 .teacher-photo.noa img{object-position:center}
    #CM828 .section-title{font-family:"Noto Serif TC","Noto Serif CJK TC",serif;font-size:clamp(30px,4vw,46px);color:#3b2539;margin-bottom:8px}
    #CM828 .teacher-name{font-family:"Noto Sans TC","Microsoft JhengHei","PingFang TC",sans-serif;font-size:clamp(24px,2.1vw,26px);color:#aa6c2d;margin-bottom:14px;font-weight:400;letter-spacing:.02em}

    #CM828 .tags{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:22px}
    #CM828 .tag{background:linear-gradient(135deg,#f8d78e,#fff0bf);color:#49301e;padding:6px 13px;border-radius:999px;font-weight:900;font-size:14px}
    #CM828 .teacher-copy{font-size:18px;color:var(--text)}.teacher-copy p{margin:0 0 15px}.teacher-copy ul{margin:8px 0 16px;padding-left:1.2em;color:#5b334b;font-weight:700}.teacher-copy .core{border-left:4px solid var(--pink);padding-left:14px;color:#6b2b55;font-weight:900}
    #CM828 .more-btn{display:inline-flex;align-items:center;justify-content:center;margin-top:16px;height:42px;padding:0 24px;border-radius:999px;border:1px solid rgba(199,150,77,.65);color:#754a1e;background:rgba(255,255,255,.58);font-weight:900;letter-spacing:.08em}.more-btn:hover{background:#fff4d9}

    #CM828 .product-title-area{margin:0 0 22px}
    #CM828 .product-title-area h3{font-size:clamp(25px,3vw,36px);color:#372432;font-family:"Noto Serif TC","Noto Serif CJK TC",serif}
    #CM828 .products{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
    #CM828 .product-card{background:#fff;border-radius:22px;overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(211,166,137,.24);display:flex;flex-direction:column;transition:transform .22s ease,box-shadow .22s ease}
    #CM828 .product-card:hover{transform:translateY(-6px);box-shadow:0 26px 64px rgba(78,38,58,.22)}
    #CM828 .product-img{display:block;overflow:hidden;background:#1b1220}
    #CM828 .product-img img{width:100%;aspect-ratio:1/1;object-fit:cover;object-position:center;transition:transform .32s ease}
    #CM828 .product-card:hover .product-img img{transform:scale(1.035)}
    #CM828 .product-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
    #CM828 .product-special-offer{font-family:"Noto Serif TC","Noto Serif CJK TC",serif;font-size:16.2px;color:#aa6c2d;line-height:1.65; text-align: center; font-weight: 400; margin:0 0 10px 0;}
    #CM828 .product-special-offer span{text-decoration: line-through;}

    #CM828 .fit{font-size:16.2px;color:#5f535a;line-height:1.65;margin:0 0 5px 0;}
    #CM828 .btn{height:48px;border-radius:999px;background:linear-gradient(135deg,var(--pink),var(--purple));color:#fff;font-weight:900;display:inline-flex;align-items:center;justify-content:center;letter-spacing:.10em;box-shadow:0 10px 22px rgba(222,82,116,.25);transition:filter .2s,transform .2s}
    #CM828 .btn:hover{filter:brightness(1.06);transform:translateY(-2px)}

    #CM828 .offer{max-width:920px;margin:0 auto;text-align:center}
    #CM828 .offer h2{font-size:clamp(34px,5vw,56px);color:#6d2b55;margin-bottom:14px;font-family:"Noto Serif TC","Noto Serif CJK TC",serif}
    #CM828 .offer .lead{font-size:20px;max-width:760px;margin:0 auto 30px;color:#5e5057}

    #CM828 .extension{max-width:900px;margin:0 auto;text-align:center;background:#fff;border-radius:32px;padding:52px 44px;box-shadow:var(--shadow);overflow:hidden}
    #CM828 .extension-art{display:none}.extension h2{font-size:clamp(30px,4vw,46px);color:#3c253b;font-family:"Noto Serif TC","Noto Serif CJK TC",serif;margin-bottom:16px}
    #CM828 .extension p{font-size:18px;margin:0 0 16px;color:#51434b;text-align:left;}
    #CM828 .extension .btn{margin-top:12px;min-width:240px}

    #CM828 .reminder{width:90%;max-width: 650px; margin:0 auto;height: auto; margin-top: 30px;}
    #CM828 .reminder p{font-size:16.2px;color:#5f535a;line-height:1.65;}
    #CM828 .reminder a{color:#268fff;line-height:1.65; text-decoration: underline;}

    #CM828 .top-button{
      position:fixed;
      right:18px;
      bottom:18px;
      z-index:40;
      width:46px;
      height:46px;
      border-radius:50%;
      background:#fff;
      color:#9e3667;
      border:1px solid rgba(202,124,150,.55);
      box-shadow:var(--shadow);
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight:900;
      text-align: center;
      line-height: 46px;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.4s ease, visibility 0.4s ease;
    }
        /* 當 JS 幫我們加上 .show 這個 class 時，按鈕就顯現 */
    #CM828 .top-button.show {
      opacity: 1;
      visibility: visible;
    }


    @media (min-width: 968px) {
      .MOBILE_LOGIN, .FOOT_MOBILE{ display:none;}	
      .PC_LOGIN, .FOOT_PC{ width:100%; display:block;}
     }
     
    @media(max-width:968px){
      .MOBILE_LOGIN, .FOOT_MOBILE{ display:none;}	
      .PC_LOGIN, .FOOT_PC{ width:100%; display:block;}
      #CM828 .teacher-head{grid-template-columns:1fr;gap:24px}
      #CM828 .teacher-photo{max-width:320px; margin:0 auto;}
      #CM828 .products{grid-template-columns:repeat(2,1fr)}
      #CM828 .extension{grid-template-columns:1fr}
      
    }
    @media(max-width:640px){
      :root{--nav-h:54px}
      #CM828{
        margin-top: 45px;
      }
      #CM828 .sticky-nav{
        top: 45px; 
      }
      #CM828 .sticky-nav .inner{padding:0}
      #CM828 .sticky-nav a{font-size:1.1rem;letter-spacing:0}
      #CM828 .offer-strip{padding:38px 14px 46px}
      #CM828 .offer-date{font-size:14px}
      #CM828 .offer-sub{font-size:15px}
      #CM828 .offer-kicker{font-size:11px;margin-bottom:10px}
      #CM828 .code-copy{font-size:28px;padding:11px 20px}
      #CM828 .block{padding:52px 16px}
      #CM828.page-title{font-size:27px}
      #CM828.subtitle{font-size:21px}
      #CM828 .copy, #CM828 .teacher-copy{font-size:18px}
      #CM828 .teacher-photo{max-width:270px}
      #CM828 .products{grid-template-columns:1fr}
      #CM828 .product-card{border-radius:18px}
      #CM828 .offer-actions{flex-direction:column;gap:12px}
      #CM828 .offer-actions .btn{width:100%;min-width:0}
      #CM828 .extension{padding:32px 20px;border-radius:24px}
      #CM828 .extension-art{display:none}
      #CM828 .extension-art:after{font-size:25px}
      #CM828 .top-button{display:block}
      .MOBILE_LOGIN, .FOOT_MOBILE{ display:block;}
      .PC_LOGIN, .FOOT_PC{ width:100%; display:none;}

    }

  
      @media (orientation:portrait) and (min-width:641px) and (max-width:1024px){

        #CM828 .container,#CM828 .sticky-nav .inner,#CM828 .offer-card,#CM828 .offer,#CM828 .extension{max-width:min(var(--max), calc(100vw - 36px))}        }