:root{
    --white:#FFFFFF;
    --grey:#ECEBE6;
    --dark:#1F1E1C;
    --sage:#8B9A7C;
    --sage-deep:#6E7C61;
    --ink-soft:rgba(31,30,28,.68);
    --ink-faint:rgba(31,30,28,.4);
    --hair:rgba(31,30,28,.1);
    --hair-on-dark:rgba(255,255,255,.14);
    --ink-soft-on-dark:rgba(255,255,255,.74);
    --ink-faint-on-dark:rgba(255,255,255,.46);
    --ease:cubic-bezier(.22,1,.36,1);
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{margin:0;background:var(--white);color:var(--dark);font-family:'Taipei Sans TC','Noto Sans TC',sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
  img{max-width:100%;display:block;}
  a{text-decoration:none;color:inherit;}
  .jost{font-family:'Jost',sans-serif;}
  .wrap{max-width:30rem;margin:0 auto;padding:0 1.5rem;}
  .sub{font-size:1rem;line-height:1.85;color:var(--ink-soft);max-width:22rem;margin:0;}

  /* ---- Header ---- */
  header{position:sticky;top:0;z-index:40;background:var(--white);border-bottom:1px solid var(--hair);}
  .header-row{display:flex;align-items:center;justify-content:space-between;height:4.1rem;max-width:30rem;margin:0 auto;padding:0 1.5rem;}
  .logo{font-family:'Jost',sans-serif;font-weight:500;font-size:1rem;letter-spacing:.03em;color:var(--dark);}
  .menu-btn{width:2.25rem;height:2.25rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:none;border:0;cursor:pointer;padding:0;}
  .menu-btn span{display:block;width:20px;height:1.5px;background:var(--dark);transition:transform .35s var(--ease),opacity .25s ease;}
  .menu-btn:active span{opacity:.6;}
  header.open .menu-btn span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
  header.open .menu-btn span:nth-child(2){opacity:0;}
  header.open .menu-btn span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}

  /* ---- Drawer ---- */
  .scrim{position:fixed;inset:0;background:rgba(31,30,28,.4);opacity:0;pointer-events:none;transition:opacity .4s var(--ease);z-index:45;}
  header.open ~ .scrim, .scrim.show{opacity:1;pointer-events:auto;}
  .drawer{position:fixed;top:0;right:0;bottom:0;width:78%;max-width:19rem;background:var(--white);z-index:50;
    transform:translateX(100%);transition:transform .45s var(--ease);display:flex;flex-direction:column;padding:1.5rem 1.5rem 2rem;}
  header.open + .scrim + .drawer, .drawer.show{transform:translateX(0);}
  .drawer-top{display:flex;justify-content:flex-end;margin-bottom:2.25rem;}
  .drawer-close{width:2.25rem;height:2.25rem;border:0;background:none;position:relative;cursor:pointer;}
  .drawer-close::before,.drawer-close::after{content:'';position:absolute;left:50%;top:50%;width:18px;height:1.5px;background:var(--dark);}
  .drawer-close::before{transform:translate(-50%,-50%) rotate(45deg);}
  .drawer-close::after{transform:translate(-50%,-50%) rotate(-45deg);}
  .drawer-nav{display:flex;flex-direction:column;}
  .drawer-nav a{font-size:1.05rem;font-weight:400;color:var(--dark);padding:1rem 0;border-bottom:1px solid var(--hair);transition:color .25s ease,padding-left .25s ease;}
  .drawer-nav a:active{color:var(--sage-deep);padding-left:.3rem;}
  .drawer-cta{margin-top:2rem;align-self:flex-start;}

  /* ---- Buttons ---- */
  .btn-pill{display:inline-flex;align-items:center;justify-content:center;min-height:3rem;min-width:9.125rem;padding:.75rem 1.75rem;border-radius:999px;
    background:var(--dark);color:var(--white);font-family:'Jost',sans-serif;font-weight:500;font-size:1rem;letter-spacing:.02em;
    box-shadow:0 2px 4px rgba(31,30,28,.22),0 16px 28px -16px rgba(31,30,28,.6);
    transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .25s ease;}
  .btn-pill:active{transform:translateY(1px) scale(.98);background:#332f29;box-shadow:0 2px 4px rgba(31,30,28,.25);}
  @media (hover:hover){.btn-pill:hover{background:#332f29;transform:translateY(-1px);}}

  .link-arrow{display:inline-flex;align-items:center;gap:.35rem;font-family:'Jost',sans-serif;font-weight:500;font-size:.88rem;color:var(--dark);
    padding-bottom:2px;border-bottom:1px solid var(--ink-faint);transition:border-color .25s ease,gap .3s var(--ease),color .25s ease;}
  .link-arrow:active{gap:.55rem;}
  @media (hover:hover){.link-arrow:hover{border-color:var(--dark);gap:.55rem;}}

  /* ---- Reveal ---- */
  .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
  .reveal.in{opacity:1;transform:none;}
  @media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none;}}

  /* ---- Eyebrow ---- */
  .eyebrow{font-family:'Jost',sans-serif;font-weight:500;font-size:.72rem;letter-spacing:.16em;color:var(--ink-soft);
    display:inline-flex;align-items:center;gap:.55rem;margin-bottom:1.4rem;}
  .eyebrow::before{content:'';width:5px;height:5px;border-radius:999px;background:var(--sage);}
  .eyebrow--sm{font-size:.6rem;letter-spacing:.12em;}

  /* ---- Placeholder photo fill ---- */
  .ph-fill{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;color:var(--ink-faint);}
  .ph-fill svg{width:34px;height:34px;opacity:.55;}
  .ph-fill span{font-family:'Jost',sans-serif;font-size:.68rem;letter-spacing:.08em;}

  /* ---- 01 Hero：標題 + 結構化重點列 ---- */
  .c-hero{padding:2.75rem 0 4rem;}
  .c-hero h1{font-family:'Taipei Sans TC','Noto Sans TC',sans-serif;font-weight:700;font-size:2.05rem;line-height:1.4;letter-spacing:-.025em;margin:0 0 1.1rem;}
  .c-hero .sub{margin:0;}
  .c-stat-strip{display:flex;margin-top:2.25rem;padding-top:1.5rem;border-top:1px solid var(--hair);margin-bottom:2.5rem;}
  .c-stat{flex:1 1 0;min-width:0;padding:0 .75rem;border-left:1px solid var(--hair);}
  .c-stat:first-child{padding-left:0;border-left:0;}
  .c-stat:last-child{padding-right:0;}
  .c-stat-value{font-family:'Jost',sans-serif;font-weight:500;font-size:.88rem;color:var(--dark);display:block;margin-bottom:.35rem;line-height:1.3;}
  .c-stat-value .latin{font-family:'Taipei Sans TC','Noto Sans TC',sans-serif;}
  .c-stat-label{font-size:.7rem;color:var(--ink-faint);line-height:1.4;display:block;}
  .c-hero-photo{position:relative;width:100%;aspect-ratio:1.5;border-radius:85px 8px 8px 8px;overflow:hidden;background:var(--grey);}
  .c-hero-photo img{width:100%;height:100%;object-fit:cover;display:block;}

  /* ---- 02 找到適合你的學習方式：結構化對照表 ---- */
  .c-compare{padding:0 0 4.75rem;}
  .c-compare h2{font-family:'Taipei Sans TC','Noto Sans TC',sans-serif;font-weight:700;font-size:1.6rem;line-height:1.42;margin:0 0 2.5rem;}

  .c-track-tag{font-family:'Jost',sans-serif;font-weight:500;font-size:.72rem;letter-spacing:.1em;color:var(--sage);display:block;margin-bottom:.75rem;}
  .c-track--primary{padding-top:2rem;border-top:1px solid rgba(139,154,124,.4);padding-bottom:2.5rem;border-bottom:1px solid rgba(139,154,124,.4);margin-bottom:2.5rem;}
  .c-track--primary h3{font-size:1.4rem;font-weight:700;margin:0 0 .5rem;letter-spacing:-.01em;}
  .c-track--primary .c-track-sub{font-family:'Jost',sans-serif;font-weight:500;font-size:.84rem;color:var(--sage-deep);margin:0 0 1rem;letter-spacing:.01em;}
  .c-track--primary .c-track-desc{font-size:.93rem;line-height:1.8;color:var(--ink-soft);margin:0;max-width:22rem;}

  .c-track--secondary .c-track-tag{font-size:.6rem;letter-spacing:.06em;}
  .c-track--secondary h3{font-size:1.4rem;font-weight:700;margin:0 0 .5rem;letter-spacing:-.01em;}
  .c-track--secondary .c-track-sub{font-family:'Jost',sans-serif;font-weight:500;font-size:.74rem;color:var(--ink-soft);margin:0 0 .8rem;letter-spacing:.01em;}
  .c-track--secondary .c-track-desc{font-size:.86rem;line-height:1.7;color:var(--ink-soft);margin:0;max-width:22rem;}
  .c-track--secondary .c-track-note{font-size:.78rem;line-height:1.6;color:var(--ink-faint);margin:1.75rem 0 1.25rem;}
  .c-track--secondary .c-track-note a{color:var(--sage-deep);border-bottom:1px solid var(--sage);padding-bottom:1px;}
  .c-trial-note{font-size:.85rem;line-height:1.7;color:var(--ink-soft);margin:2.5rem 0 0;padding-top:1.5rem;border-top:1px solid rgba(139,154,124,.4);}
  .c-trial-photo{position:relative;width:100%;aspect-ratio:1.5;border-radius:85px 8px 8px 8px;overflow:hidden;background:var(--white);margin:2rem 0 0;}
  .c-trial-photo img{width:100%;height:100%;object-fit:cover;display:block;}

  .c-fact-grid{margin-top:1.5rem;border-top:1px solid var(--hair);}
  .c-fact-row{display:grid;grid-template-columns:6.5rem minmax(0,1fr);gap:1rem;padding:.85rem 0;border-bottom:1px solid var(--hair);}
  .c-fact-grid--primary .c-fact-row:last-child{border-bottom:none;}
  .c-fact-grid--secondary .c-fact-row:last-child{border-bottom:none;}
  .c-fact-row .label{min-width:0;font-family:'Jost',sans-serif;font-size:.76rem;color:var(--ink-soft);letter-spacing:.02em;padding-top:.1rem;}
  .c-fact-row .value{min-width:0;font-size:.9rem;color:var(--dark);line-height:1.5;}
  .c-fact-grid--secondary .c-fact-row{padding:.65rem 0;}
  .c-fact-grid--secondary .label{font-size:.72rem;}
  .c-fact-grid--secondary .value{font-size:.84rem;color:var(--ink-soft);}

  /* ---- 03 課程會學到什麼：單欄循序排列 ---- */
  .c-skills{background:var(--grey);padding:4.25rem 0 4.75rem;border-radius:1.5rem 1.5rem 0 0;}
  .c-skills .eyebrow{margin-bottom:.6rem;}
  .c-skills h2{font-family:'Taipei Sans TC','Noto Sans TC',sans-serif;font-weight:700;font-size:1.6rem;line-height:1.42;margin:0 0 .5rem;}
  .c-skills .sub{margin:0 0 1.75rem;}
  .c-skills-photo{position:relative;width:100%;aspect-ratio:1.4;border-radius:85px 8px 8px 8px;overflow:hidden;background:var(--white);margin:1.75rem 0 0;}
  .c-skills-photo img{width:100%;height:100%;object-fit:cover;display:block;}
  .c-skills-grid{display:flex;flex-direction:column;gap:.9rem;}
  .c-skill-cell{min-width:0;background:var(--white);border-radius:12px;padding:1.3rem 1.1rem;}
  .c-skill-cell .num{font-family:'Jost',sans-serif;font-weight:500;font-size:.78rem;color:var(--sage-deep);display:block;margin-bottom:.6rem;}
  .c-skill-cell h3{font-size:.92rem;font-weight:700;margin:0 0 .4rem;letter-spacing:-.005em;line-height:1.35;}
  .c-skill-cell p{font-size:.78rem;line-height:1.55;color:var(--ink-soft);margin:0;}

  /* ---- 04 上課需要準備什麼 ---- */
  .c-prep{padding:4.25rem 0 4.75rem;}
  .c-prep .eyebrow{margin-bottom:.6rem;}
  .c-prep h2{font-family:'Taipei Sans TC','Noto Sans TC',sans-serif;font-weight:700;font-size:1.6rem;line-height:1.42;margin:0 0 1.75rem;}
  .c-prep-list{list-style:none;margin:0;padding:0;}
  .c-prep-list li{display:flex;align-items:center;gap:.9rem;padding:.8rem 0;border-top:1px solid var(--hair);font-size:.95rem;color:var(--dark);}
  .c-prep-list .num{flex-shrink:0;width:6px;height:6px;border-radius:999px;background:var(--sage);}
  .c-prep-list .spec{color:var(--ink-faint);font-size:.82rem;}
  .c-prep-note{margin:1.75rem 0 0;padding-left:.9rem;border-left:2px solid var(--sage);display:flex;flex-direction:column;gap:1.1rem;}
  .c-prep-note-item b{display:block;font-size:.88rem;font-weight:700;color:var(--dark);margin-bottom:.3rem;}
  .c-prep-note-item span{font-size:.82rem;color:var(--ink-soft);line-height:1.6;}

  /* ---- 05 FAQ：編號清單 ---- */
  .faq{background:var(--grey);padding:4.25rem 0 4.75rem;border-radius:1.5rem 1.5rem 0 0;}
  .faq .eyebrow{margin-bottom:.6rem;}
  .faq h2{font-family:'Taipei Sans TC','Noto Sans TC',sans-serif;font-weight:700;font-size:1.6rem;line-height:1.42;margin:0 0 2.25rem;}
  .faq-list{display:flex;flex-direction:column;}
  .faq-item{border-top:1px solid var(--hair);padding:1.5rem 0;cursor:pointer;}
  .faq-item:last-child{border-bottom:1px solid var(--hair);}
  .faq-q{display:block;font-family:'Jost',sans-serif;font-weight:500;font-size:.72rem;color:var(--sage-deep);letter-spacing:.08em;margin-bottom:.6rem;}
  .faq-item h3{font-size:1rem;font-weight:700;line-height:1.5;margin:0 0 .55rem;letter-spacing:-.005em;}
  .faq-preview{font-size:.88rem;line-height:1.65;color:var(--dark);margin:0;}
  .faq-toggle{display:inline-flex;align-items:center;gap:.4rem;margin-top:.75rem;font-family:'Jost',sans-serif;font-weight:500;font-size:.8rem;color:var(--sage-deep);}
  .faq-toggle svg{width:11px;height:11px;transition:transform .35s var(--ease);}
  .faq-close-label{display:none;}
  .faq-full{max-height:0;opacity:0;overflow:hidden;transition:max-height .45s var(--ease),opacity .3s ease,margin-top .45s var(--ease);}
  .faq-full p{font-size:.9rem;line-height:1.75;color:var(--dark);margin:0;}
  .faq-item.open .faq-preview{display:none;}
  .faq-item.open .faq-open-label{display:none;}
  .faq-item.open .faq-close-label{display:inline;}
  .faq-item.open .faq-toggle svg{transform:rotate(180deg);}
  .faq-item.open .faq-full{max-height:14rem;opacity:1;margin-top:.9rem;}

  /* ---- 06 Final CTA：靠左結構化收尾 ---- */
  .c-final{background:var(--dark);padding:4.25rem 0;text-align:center;}
  .c-final h2{color:var(--white);font-size:1.45rem;font-weight:700;line-height:1.4;letter-spacing:-.01em;margin:0 0 2rem;}
  .c-final .btn-pill{background:var(--white);color:var(--dark);box-shadow:0 2px 4px rgba(0,0,0,.2),0 16px 28px -16px rgba(0,0,0,.45);}
  .c-final .btn-pill:active{background:var(--grey);box-shadow:0 2px 4px rgba(0,0,0,.22);}
  @media (hover:hover){.c-final .btn-pill:hover{background:var(--grey);}}

  /* ---- Footer ---- */
  .site-footer{background:var(--grey);padding:3.5rem 0 2.25rem;}
  .site-footer .wrap{display:flex;flex-direction:column;align-items:flex-start;gap:1.9rem;}
  .site-footer .logo{color:var(--dark);}
  .footer-tag{font-family:'Jost',sans-serif;font-weight:500;font-size:.72rem;letter-spacing:.16em;color:var(--ink-faint);margin:.6rem 0 0;}
  .footer-location{font-size:.84rem;color:var(--ink-soft);margin:.5rem 0 0;}
  .footer-social{display:flex;gap:.65rem;}
  .footer-social a{width:2.15rem;height:2.15rem;border-radius:999px;border:1px solid var(--hair);display:flex;align-items:center;justify-content:center;color:var(--ink-soft);}
  .footer-social svg{width:16px;height:16px;}
  @media (hover:hover){.footer-social a:hover{border-color:var(--sage);color:var(--sage-deep);}}
  .footer-links{display:flex;flex-direction:column;gap:.85rem;}
  .footer-links a{font-size:.88rem;color:var(--ink-soft);transition:color .25s ease;}
  .drawer-nav a.is-active{color:var(--sage-deep);}
  .footer-links a.is-active{color:var(--dark);}
  @media (hover:hover){.footer-links a:hover{color:var(--dark);}}
  .footer-copy{font-family:'Jost',sans-serif;font-size:.74rem;color:var(--ink-faint);margin:0;}