.hnet-purenet{width:100vw;margin-left:calc(50% - 50vw);margin-right:calc(50% - 50vw);
    --ink-900:#0E0E11; --ink-800:#1C1C20; --ink-700:#26262C; --ink-600:#33333B; --ink-500:#45454F;
    --copper-600:#A66C43; --copper-500:#C08457; --copper-400:#D19E77; --copper-300:#E4BE9A;
    --paper:#F6F3EF; --paper-2:#FCFAF7; --text:#20202A; --text-soft:#5C5763;
    --line:rgba(28,28,32,.14); --line-copper:rgba(192,132,87,.4);
    --shadow-md:0 14px 34px -16px rgba(14,14,17,.4);
    --maxw:1120px;
    --font:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
    --serif:"Noto Serif TC","Songti TC",serif;
    font-family:var(--font);color:var(--text);background:var(--paper);line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  }
  .hnet-purenet *{box-sizing:border-box;margin:0;padding:0}
  .hnet-purenet a{color:inherit;text-decoration:none}
  .hnet-purenet img{max-width:100%;display:block}
  .hnet-purenet .wrap{width:min(var(--maxw),100%);max-width:var(--maxw);margin:0 auto;padding:0 32px}
  .hnet-purenet h1,.hnet-purenet h2,.hnet-purenet h3{font-family:var(--serif);line-height:1.22;font-weight:700}
  .hnet-purenet .section{padding:100px 0}
  .hnet-purenet .section[id]{scroll-margin-top:64px}
  .hnet-purenet .copper-text{color:var(--copper-600)}

  /* 章節標題（大編號 + 細線） */
  .hnet-purenet .chapter{display:flex;align-items:flex-end;gap:26px;padding-bottom:22px;border-bottom:2px solid var(--ink-800);margin-bottom:52px}
  .hnet-purenet .chapter .no{font-family:var(--serif);font-weight:900;font-size:clamp(3rem,7vw,5rem);line-height:.75;color:var(--copper-500);letter-spacing:-.03em;flex:none}
  .hnet-purenet .chapter .meta{flex:1}
  .hnet-purenet .chapter .kicker{display:block;font-size:.78rem;letter-spacing:.28em;font-weight:700;color:var(--copper-600);text-transform:uppercase;margin-bottom:8px}
  .hnet-purenet .chapter h2{font-size:clamp(1.8rem,3.4vw,2.5rem);color:var(--ink-800)}
  .hnet-purenet .chapter .lead{color:var(--text-soft);font-size:1rem;max-width:560px;margin-top:8px}

  /* 進場動態 */
  .hnet-purenet .reveal{opacity:0;transform:translateY(30px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
  .hnet-purenet .reveal.in{opacity:1;transform:none}
  .hnet-purenet .reveal.d1{transition-delay:.08s}.hnet-purenet .reveal.d2{transition-delay:.16s}
  .hnet-purenet .reveal.d3{transition-delay:.24s}.hnet-purenet .reveal.d4{transition-delay:.32s}
  @media(prefers-reduced-motion:reduce){.hnet-purenet .reveal{opacity:1;transform:none;transition:none}}

  /* 按鈕 */
  .hnet-purenet .btn{display:inline-flex;align-items:center;gap:10px;justify-content:center;font-weight:700;font-size:1rem;padding:15px 30px;border-radius:2px;cursor:pointer;border:none;transition:.25s;letter-spacing:.03em}
  .hnet-purenet .btn-copper{background:linear-gradient(135deg,var(--copper-400),var(--copper-600));color:#fff;position:relative;overflow:hidden}
  .hnet-purenet .btn-copper::after{content:"";position:absolute;top:0;left:-120%;width:60%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.5),transparent);transform:skewX(-18deg);transition:.6s}
  .hnet-purenet .btn-copper:hover{transform:translateY(-2px)}.hnet-purenet .btn-copper:hover::after{left:130%}
  .hnet-purenet .btn-ghost{background:transparent;color:var(--copper-300);border:1px solid rgba(192,132,87,.55)}
  .hnet-purenet .btn-ghost:hover{background:var(--copper-500);color:#fff;border-color:var(--copper-500)}
  .hnet-purenet .btn svg{width:18px;height:18px}
  .hnet-purenet .txt-link{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:.9rem;color:var(--copper-600);border-bottom:1.5px solid var(--copper-400);padding-bottom:2px;transition:.2s}
  .hnet-purenet .txt-link:hover{gap:11px}
  .hnet-purenet .txt-link svg{width:15px;height:15px}

  /* HERO：置中大標編輯封面 */
  .hnet-purenet .hero{position:relative;min-height:clamp(540px,82vh,780px);display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--ink-900)}
  .hnet-purenet .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
  .hnet-purenet .hero-mask{position:absolute;inset:0;z-index:1;background:
      radial-gradient(1000px 560px at 50% 8%,rgba(192,132,87,.22),transparent 62%),
      linear-gradient(180deg,rgba(14,14,17,.78),rgba(14,14,17,.52) 42%,rgba(14,14,17,.9))}
  .hnet-purenet .hero-mask::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);background-size:24px 24px;opacity:.5;pointer-events:none}
  .hnet-purenet .hero-inner{position:relative;z-index:2;max-width:880px;margin:0 auto;text-align:center;padding:88px 32px}
  .hnet-purenet .hero .kicker{display:inline-block;font-size:.8rem;letter-spacing:.34em;font-weight:700;color:var(--copper-300);text-transform:uppercase;padding-bottom:22px;position:relative}
  .hnet-purenet .hero .kicker::after{content:"";position:absolute;left:50%;bottom:8px;transform:translateX(-50%);width:44px;height:1px;background:var(--copper-500)}
  .hnet-purenet .hero h1{font-size:clamp(2.7rem,6.4vw,4.8rem);color:#fff;font-weight:900;letter-spacing:.01em;margin-bottom:22px;text-shadow:0 2px 26px rgba(0,0,0,.45)}
  .hnet-purenet .hero h1 .accent{background:linear-gradient(120deg,var(--copper-300),var(--copper-500));-webkit-background-clip:text;background-clip:text;color:transparent}
  .hnet-purenet .hero .lede{color:rgba(246,243,239,.86);font-size:1.08rem;max-width:600px;margin:0 auto 26px;text-shadow:0 1px 14px rgba(0,0,0,.4)}
  .hnet-purenet .hero .price-lead{font-family:var(--serif);font-size:1.2rem;color:var(--copper-300);margin-bottom:30px}
  .hnet-purenet .hero .price-lead b{font-size:2.3rem;color:var(--copper-400);vertical-align:-3px}
  .hnet-purenet .hero-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
  /* （Hero 已改為整塊背景圖 + 遮罩） */

  /* 刊頭資訊條 masthead */
  .hnet-purenet .masthead{background:var(--ink-900);border-top:1px solid rgba(192,132,87,.22)}
  .hnet-purenet .masthead-inner{display:grid;grid-template-columns:repeat(3,1fr);max-width:var(--maxw);margin:0 auto}
  .hnet-purenet .masthead .cell{padding:22px 32px;border-left:1px solid rgba(255,255,255,.06)}
  .hnet-purenet .masthead .cell:first-child{border-left:none}
  .hnet-purenet .masthead .k{font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--copper-400);font-weight:700;margin-bottom:5px}
  .hnet-purenet .masthead .v{color:#fff;font-family:var(--serif);font-size:1.02rem;font-weight:600}

  /* 跑馬燈（細版） */
  .hnet-purenet .marquee{background:var(--ink-800);border-bottom:1px solid rgba(192,132,87,.22);overflow:hidden}
  .hnet-purenet .marquee-track{display:flex;width:max-content;animation:hnetMarquee 34s linear infinite}
  .hnet-purenet .marquee:hover .marquee-track{animation-play-state:paused}
  .hnet-purenet .marquee-group{display:flex;flex-shrink:0}
  .hnet-purenet .marquee-item{display:inline-flex;align-items:center;padding:12px 0;color:var(--copper-300);font-weight:600;font-size:.9rem;letter-spacing:.04em;white-space:nowrap}
  .hnet-purenet .marquee-item::after{content:"";display:inline-block;width:5px;height:5px;margin:0 26px;transform:rotate(45deg);background:var(--copper-500);flex:none}
  @keyframes hnetMarquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
  @media(prefers-reduced-motion:reduce){.hnet-purenet .marquee-track{animation:none;flex-wrap:wrap;justify-content:center}}

  /* 導覽（底線式） */
  .hnet-purenet .section-nav{position:sticky;top:0;z-index:40;background:rgba(246,243,239,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--ink-800)}
  .hnet-purenet .section-nav-inner{display:flex;align-items:center;gap:4px;height:56px;max-width:var(--maxw);margin:0 auto;padding:0 32px;overflow-x:auto;scrollbar-width:none}
  .hnet-purenet .section-nav-inner::-webkit-scrollbar{display:none}
  .hnet-purenet .section-nav a{flex:none;position:relative;font-size:.92rem;font-weight:600;color:var(--ink-700);padding:8px 16px;transition:.2s;white-space:nowrap}
  .hnet-purenet .section-nav a .n{font-size:.7rem;color:var(--copper-500);margin-right:5px;font-weight:800}
  .hnet-purenet .section-nav a::after{content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;background:var(--copper-500);transform:scaleX(0);transition:transform .25s;transform-origin:left}
  .hnet-purenet .section-nav a:hover::after,.hnet-purenet .section-nav a.active::after{transform:scaleX(1)}
  .hnet-purenet .section-nav a.active{color:var(--ink-900)}
  .hnet-purenet .section-nav .snav-cta{margin-left:auto;background:var(--ink-800);color:var(--copper-300);border-radius:2px}
  .hnet-purenet .section-nav .snav-cta::after{display:none}
  .hnet-purenet .section-nav .snav-cta:hover{background:var(--copper-600);color:#fff}

  /* 01 服務地區 */
  .hnet-purenet .areas{background:var(--paper-2)}
  .hnet-purenet .sys-row{display:grid;grid-template-columns:minmax(220px,300px) 1fr;gap:36px;align-items:center;padding:30px 8px;border-bottom:1px solid var(--line);transition:background .25s}
  .hnet-purenet .sys-row:hover{background:rgba(192,132,87,.06)}
  .hnet-purenet .sys-row:last-child{border-bottom:none}
  .hnet-purenet .sys-name{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
  .hnet-purenet .sys-name h3{font-size:1.5rem;color:var(--ink-800)}
  .hnet-purenet .sys-name .plan-flag{font-size:.72rem;font-weight:800;letter-spacing:.08em;color:#fff;background:var(--copper-600);padding:3px 9px;border-radius:2px}
  .hnet-purenet .sys-name .plan-flag.b{background:var(--ink-700)}
  .hnet-purenet .sys-county{display:block;font-size:.86rem;color:var(--copper-600);font-weight:700;margin-top:6px;letter-spacing:.04em}
  .hnet-purenet .sys-regions{display:flex;flex-wrap:wrap;gap:8px}
  .hnet-purenet .sys-regions span{font-size:.85rem;color:var(--text);border:1px solid var(--line);border-radius:2px;padding:5px 12px;background:#fff}

  /* 02 為什麼純寬頻（規格列） */
  .hnet-purenet .why{background:var(--paper)}
  .hnet-purenet .feat-list{display:flex;flex-direction:column;gap:40px}
  .hnet-purenet .feat-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
  .hnet-purenet .feat-row:nth-child(even) .feat-media{order:2}
  .hnet-purenet .feat-media{overflow:hidden;border-radius:4px;border:1px solid var(--line);box-shadow:var(--shadow-md)}
  .hnet-purenet .feat-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .6s}
  .hnet-purenet .feat-row:hover .feat-media img{transform:scale(1.05)}
  .hnet-purenet .feat-text .fh{display:flex;align-items:center;gap:14px;margin-bottom:14px}
  .hnet-purenet .feat-text .ic{width:46px;height:46px;flex:none;border-radius:2px;display:grid;place-items:center;background:var(--ink-800);color:var(--copper-300)}
  .hnet-purenet .feat-text .ic svg{width:24px;height:24px}
  .hnet-purenet .feat-text .fnum{font-family:var(--serif);font-weight:900;color:var(--copper-500);font-size:1.1rem;margin-left:auto}
  .hnet-purenet .feat-text h3{font-size:1.7rem;color:var(--ink-800)}
  .hnet-purenet .feat-text p{color:var(--text-soft);font-size:1.04rem;margin-top:6px}

  /* 03 加值好禮（深色橫列） */
  .hnet-purenet .perks{background:var(--ink-900);color:#fff}
  .hnet-purenet .perks .chapter{border-bottom-color:rgba(192,132,87,.5)}
  .hnet-purenet .perks .chapter h2{color:#fff}
  .hnet-purenet .perk-grid{display:grid;grid-template-columns:repeat(4,1fr)}
  .hnet-purenet .perk{padding:8px 26px 8px 0;border-left:1px solid rgba(255,255,255,.08);padding-left:26px}
  .hnet-purenet .perk:first-child{border-left:none;padding-left:0}
  .hnet-purenet .perk .ic{width:46px;height:46px;border-radius:2px;display:grid;place-items:center;background:rgba(192,132,87,.14);color:var(--copper-300);margin-bottom:16px}
  .hnet-purenet .perk .ic svg{width:24px;height:24px}
  .hnet-purenet .perk h4{font-family:var(--serif);font-size:1.12rem;font-weight:700;color:var(--copper-300);margin-bottom:8px}
  .hnet-purenet .perk p{font-size:.9rem;color:rgba(246,243,239,.72)}

  /* 04 速率月租 */
  .hnet-purenet .plans{background:var(--paper-2)}
  .hnet-purenet .plan-block + .plan-block{margin-top:64px}
  .hnet-purenet .block-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:6px}
  .hnet-purenet .block-head .tag{font-size:.74rem;font-weight:800;letter-spacing:.1em;color:#fff;background:var(--copper-600);padding:5px 13px;border-radius:2px;flex:none}
  .hnet-purenet .block-head .tag.b{background:var(--ink-700)}
  .hnet-purenet .block-head h3{font-size:clamp(1.25rem,2.3vw,1.6rem);color:var(--ink-800)}
  .hnet-purenet .block-sub{color:var(--text-soft);font-size:.95rem;margin-bottom:24px}
  .hnet-purenet .block-sub b{color:var(--copper-600)}

  /* A組：橫向長條列 */
  .hnet-purenet .rate-row{display:grid;grid-template-columns:1.5fr 1fr 1.1fr auto;gap:24px;align-items:center;padding:26px 22px;border-top:1px solid var(--line);position:relative;transition:background .25s}
  .hnet-purenet .rate-list .rate-row:last-child{border-bottom:1px solid var(--line)}
  .hnet-purenet .rate-row:hover{background:rgba(192,132,87,.06)}
  .hnet-purenet .rate-row.featured{background:#fff;border-left:3px solid var(--copper-500);box-shadow:var(--shadow-md)}
  .hnet-purenet .rate-row .rr-speed{font-family:var(--serif);font-weight:900;font-size:1.85rem;color:var(--ink-800);display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
  .hnet-purenet .rate-row .rr-speed .flag{font-family:var(--font);font-size:.7rem;font-weight:800;letter-spacing:.06em;color:#fff;background:var(--copper-600);padding:3px 8px;border-radius:2px}
  .hnet-purenet .rate-row .rr-detail{color:var(--text-soft);font-size:.88rem;font-weight:400;font-family:var(--font);display:block;margin-top:4px}
  .hnet-purenet .rate-row .rr-orig{color:var(--text-soft);font-size:.9rem}
  .hnet-purenet .rate-row .rr-orig s{opacity:.85}
  .hnet-purenet .rate-row .rr-price{font-family:var(--serif)}
  .hnet-purenet .rate-row .rr-price b{font-size:2.1rem;color:var(--copper-600);font-weight:900}
  .hnet-purenet .rate-row .rr-price span{font-size:.9rem;color:var(--text-soft)}
  .hnet-purenet .rate-label{display:none;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-soft);font-weight:700;margin-bottom:3px}
  .hnet-purenet .rate-row.simple{grid-template-columns:1.7fr 1fr auto}
  .hnet-purenet .rate-group-title{font-family:var(--serif);font-weight:700;color:var(--ink-800);font-size:1.06rem;margin:32px 0 0;padding-bottom:2px}
  .hnet-purenet .rate-group-title .rg-tag{font-family:var(--font);font-size:.72rem;font-weight:800;letter-spacing:.06em;color:var(--copper-600);border:1px solid var(--line-copper);border-radius:2px;padding:2px 8px;margin-left:10px;vertical-align:2px}

  /* 佳聯：編輯風表格 */
  .hnet-purenet .rate-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-top:2px solid var(--ink-800)}
  .hnet-purenet table.rate{width:100%;border-collapse:collapse;min-width:560px}
  .hnet-purenet table.rate caption{caption-side:top;text-align:left;font-family:var(--serif);font-weight:700;color:var(--ink-800);font-size:1.1rem;padding:20px 4px 14px}
  .hnet-purenet table.rate th,.hnet-purenet table.rate td{padding:14px 16px;text-align:center;font-size:.95rem;border-bottom:1px solid var(--line)}
  .hnet-purenet table.rate thead th{color:var(--copper-600);font-weight:700;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;border-bottom:1.5px solid var(--copper-500);background:transparent}
  .hnet-purenet table.rate th:first-child,.hnet-purenet table.rate td:first-child{text-align:left}
  .hnet-purenet table.rate tbody tr:hover{background:rgba(192,132,87,.06)}
  .hnet-purenet table.rate .spd{font-weight:900;color:var(--ink-800);font-family:var(--serif);font-size:1.08rem}
  .hnet-purenet table.rate .fee{font-weight:900;color:var(--copper-600);font-size:1.1rem;font-family:var(--serif)}
  .hnet-purenet table.rate .pt{color:var(--text-soft)}
  .hnet-purenet table.rate .pt b{color:var(--ink-700)}
  .hnet-purenet .swipe-hint{display:none;text-align:center;color:var(--copper-600);font-size:.8rem;font-weight:600;margin:10px 0 0}
  .hnet-purenet .plan-note{margin-top:20px;color:var(--text-soft);font-size:.88rem;line-height:1.9}
  .hnet-purenet .plan-note b{color:var(--copper-600)}

  /* 客服 CTA 條 */
  .hnet-purenet .cs-cta{background:var(--paper)}
  .hnet-purenet .cs-box{max-width:var(--maxw);margin:0 auto;background:var(--ink-800);border-left:4px solid var(--copper-500);padding:38px 44px;display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;color:#fff}
  .hnet-purenet .cs-box h3{font-size:1.45rem;color:#fff;margin-bottom:6px}
  .hnet-purenet .cs-box p{color:rgba(246,243,239,.78);font-size:.98rem}

  /* 表單 */
  .hnet-purenet .apply{background:linear-gradient(180deg,var(--paper),var(--paper-2))}
  .hnet-purenet .form-card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--copper-500);padding:42px 40px;box-shadow:var(--shadow-md);max-width:720px;margin:0 auto}
  .hnet-purenet .form-card h3{font-size:1.5rem;color:var(--ink-800);margin-bottom:6px;text-align:center}
  .hnet-purenet .form-card .form-sub{text-align:center;color:var(--copper-600);font-size:.92rem;font-weight:600;margin-bottom:26px}
  .hnet-purenet .field{margin-bottom:18px}
  .hnet-purenet .field label{display:block;font-size:.88rem;font-weight:700;color:var(--ink-800);margin-bottom:7px}
  .hnet-purenet .field label .req{color:var(--copper-600)}
  .hnet-purenet .field .hint{font-size:.8rem;color:var(--text-soft);margin-top:6px;line-height:1.6}
  .hnet-purenet .field input,.hnet-purenet .field select{width:100%;padding:13px 15px;border:1.4px solid var(--line);border-radius:2px;font-family:var(--font);font-size:.98rem;color:var(--text);background:var(--paper-2);transition:.2s}
  .hnet-purenet .field input:focus,.hnet-purenet .field select:focus{outline:none;border-color:var(--copper-500);background:#fff;box-shadow:0 0 0 3px rgba(192,132,87,.16)}
  .hnet-purenet .field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .hnet-purenet .radio-group{display:flex;gap:12px}
  .hnet-purenet .radio-group label{flex:1;display:flex;align-items:center;justify-content:center;padding:12px;border:1.4px solid var(--line);border-radius:2px;cursor:pointer;font-weight:600;color:var(--text-soft);background:var(--paper-2);margin:0;transition:.2s}
  .hnet-purenet .radio-group input{display:none}
  .hnet-purenet .radio-group label:has(input:checked){border-color:var(--copper-500);background:rgba(192,132,87,.12);color:var(--ink-800)}
  .hnet-purenet .summary-bar{display:flex;align-items:center;justify-content:space-between;background:var(--ink-800);color:#fff;border-radius:2px;padding:16px 20px;margin:8px 0 18px}
  .hnet-purenet .summary-bar .val{font-family:var(--serif);font-size:1.5rem;color:var(--copper-300);font-weight:700}
  .hnet-purenet .gift-note{display:flex;align-items:center;gap:10px;background:rgba(192,132,87,.12);border:1px dashed var(--copper-500);border-radius:2px;padding:14px 16px;color:var(--ink-800);font-weight:600;font-size:.95rem;margin-bottom:18px}
  .hnet-purenet .gift-note svg{width:22px;height:22px;color:var(--copper-600);flex:none}
  .hnet-purenet .consent{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--text-soft);margin-bottom:20px}
  .hnet-purenet .consent a{color:var(--copper-600);text-decoration:underline}
  .hnet-purenet .form-card .btn{width:100%}
  .hnet-purenet .form-foot{text-align:center;font-size:.82rem;color:var(--text-soft);margin-top:14px}

  /* 05 FAQ */
  .hnet-purenet .faq{background:var(--paper)}
  .hnet-purenet .faq-list{border-top:2px solid var(--ink-800)}
  .hnet-purenet .faq-item{border-bottom:1px solid var(--line);transition:.3s}
  .hnet-purenet .faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:18px;padding:24px 6px;font-family:var(--serif);font-weight:700;color:var(--ink-800);font-size:1.1rem}
  .hnet-purenet .faq-item summary::-webkit-details-marker{display:none}
  .hnet-purenet .faq-item .qn{font-family:var(--serif);font-weight:900;color:var(--copper-500);font-size:1rem;flex:none;width:32px}
  .hnet-purenet .faq-item .qt{flex:1}
  .hnet-purenet .faq-item .sign{width:30px;height:30px;flex:none;display:grid;place-items:center;color:var(--copper-600);transition:.35s}
  .hnet-purenet .faq-item .sign svg{width:18px;height:18px;transition:transform .35s}
  .hnet-purenet .faq-item[open] .sign svg{transform:rotate(45deg)}
  .hnet-purenet .faq-item .ans{max-height:0;overflow:hidden;transition:max-height .4s,padding .4s;padding:0 6px 0 56px;color:var(--text-soft);font-size:.98rem;line-height:1.9}
  .hnet-purenet .faq-item[open] .ans{max-height:520px;padding:0 6px 24px 56px}

  /* 注意事項 */
  .hnet-purenet .notes{background:var(--ink-900);color:rgba(246,243,239,.7)}
  .hnet-purenet .notes .wrap{padding:56px 32px}
  .hnet-purenet .notes h4{font-family:var(--serif);color:var(--copper-300);font-size:1.1rem;margin-bottom:16px;font-weight:700}
  .hnet-purenet .notes ul{list-style:none;display:grid;gap:10px;font-size:.9rem;max-width:900px}
  .hnet-purenet .notes li{display:flex;gap:12px}
  .hnet-purenet .notes li::before{content:"";width:5px;height:5px;background:var(--copper-500);margin-top:9px;flex:none;transform:rotate(45deg)}

  /* RWD */
  @media(max-width:960px){
    .hnet-purenet .section{padding:72px 0}
    .hnet-purenet .hero-inner{padding:70px 30px 38px}
    .hnet-purenet .sys-row{grid-template-columns:1fr;gap:14px;padding:24px 6px}
    .hnet-purenet .feat-list{gap:30px}
    .hnet-purenet .feat-row{grid-template-columns:1fr;gap:18px}
    .hnet-purenet .feat-row:nth-child(even) .feat-media{order:0}
    .hnet-purenet .feat-media img{aspect-ratio:16/9}
    .hnet-purenet .perk-grid{grid-template-columns:1fr 1fr;gap:8px 0}
    .hnet-purenet .perk{padding-left:22px}
    .hnet-purenet .perk:nth-child(3){border-left:none;padding-left:0}
  }
  @media(max-width:560px){
    .hnet-purenet .section{padding:48px 0}
    .hnet-purenet .wrap{padding:0 22px}
    .hnet-purenet .hero-inner{padding:52px 24px 30px}
    .hnet-purenet .chapter{gap:16px;margin-bottom:34px}
    .hnet-purenet .masthead-inner{grid-template-columns:1fr}
    .hnet-purenet .masthead .cell{border-left:none;border-top:1px solid rgba(255,255,255,.06);padding:15px 22px}
    .hnet-purenet .masthead .cell:first-child{border-top:none}
    .hnet-purenet .hero{min-height:70vh}
    .hnet-purenet .swipe-hint{display:block}
    .hnet-purenet .perks .swipe-hint{color:var(--copper-300)}
    /* 服務地區：左右滑動卡片 */
    .hnet-purenet .sys-list{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:14px;margin:0 -22px;padding:2px 22px 14px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
    .hnet-purenet .sys-list::-webkit-scrollbar{display:none}
    .hnet-purenet .sys-row{flex:0 0 82%;scroll-snap-align:center;grid-template-columns:1fr;gap:12px;padding:22px 20px;border:1px solid var(--line);background:#fff}
    .hnet-purenet .sys-list .sys-row:last-child{border-bottom:1px solid var(--line)}
    /* 加值好禮：左右滑動卡片 */
    .hnet-purenet .perk-grid{display:flex;grid-template-columns:none;overflow-x:auto;scroll-snap-type:x mandatory;gap:12px;margin:0 -22px;padding:2px 22px 14px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
    .hnet-purenet .perk-grid::-webkit-scrollbar{display:none}
    .hnet-purenet .perk{flex:0 0 76%;scroll-snap-align:center;border-left:none;padding:0}
    /* 速率列壓成單行：左速率、右價格 */
    .hnet-purenet .rate-row{grid-template-columns:1fr auto;gap:2px 14px;align-items:center;padding:14px 8px;border:none;border-top:1px solid var(--line);margin:0}
    .hnet-purenet .rate-list .rate-row:last-child{border-bottom:1px solid var(--line)}
    .hnet-purenet .rate-row.featured{box-shadow:none;background:rgba(192,132,87,.08)}
    .hnet-purenet .rate-row .rr-speed{grid-column:1;font-size:1.3rem}
    .hnet-purenet .rate-row .rr-orig{display:none}
    .hnet-purenet .rate-row .rr-price{grid-column:2;text-align:right}
    .hnet-purenet .rate-row .rr-price b{font-size:1.65rem}
    .hnet-purenet .rate-row .rr-go{display:none}
    .hnet-purenet .rate-label{display:none}
    .hnet-purenet .rate-group-title{margin-top:22px}
    .hnet-purenet .field-row{grid-template-columns:1fr}
    .hnet-purenet .form-card{padding:30px 22px}
    .hnet-purenet .cs-box{padding:28px 24px}
    .hnet-purenet .faq-item .ans,.hnet-purenet .faq-item[open] .ans{padding-left:6px}
    .hnet-purenet .faq-item summary{padding:20px 4px;font-size:1.02rem}
  }

  .hnet-purenet .hero, .hnet-purenet .masthead, .hnet-purenet .marquee, .hnet-purenet .section-nav, .hnet-purenet .section, .hnet-purenet .notes{margin-left:0;margin-right:0;width:100%;}