@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300;400;500;700;900&display=swap');

  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  :root {
    --brand:#01968D; --brand-dk:#017C75; --brand-lt:#E6F5F4; --brand-xl:#F4FBFA;
    --peach:#F4A261; --peach-lt:#FFF1E3; --cream:#FDF9F3;
    --ink:#1F2937; --mid:#556670; --line:#E7EDED; --white:#FFFFFF;
    --radius:20px;
    --shadow-sm:0 2px 10px rgba(1,150,141,.06);
    --shadow:0 10px 32px rgba(1,150,141,.12);
    --shadow-lg:0 20px 50px rgba(1,150,141,.15);
  }

  html { scroll-behavior: smooth; }
  body {
    font-family: 'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', sans-serif;
    color: var(--ink); background: var(--cream); line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }
  img { max-width: 100%; display: block; }
  a { text-decoration: none; color: inherit; }

  /* ── NAV ── */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(253,249,243,.92); backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(1,150,141,.08);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 5%; height: 110px;
  }
  .nav-logo { display: flex; align-items: center; gap: 10px; }
  .nav-logo img { height: 98px; width: auto; transition: .25s; }
  .nav-logo:hover img { transform: scale(1.04); }
  .nav-links { display: flex; gap: 36px; list-style: none; }
  .nav-links a {
    color: var(--ink); font-size: 15px; font-weight: 500;
    padding: 8px 0; border-bottom: 2px solid transparent; transition: .2s;
  }
  .nav-links a:hover, .nav-links a.active { color: var(--brand); border-bottom-color: var(--brand); }
  .nav-cta {
    background: var(--brand); color: white;
    padding: 11px 26px; border-radius: 50px; font-size: 14px; font-weight: 700;
    transition: .25s; display: inline-flex; align-items: center; gap: 6px;
  }
  .nav-cta:hover { background: var(--brand-dk); transform: translateY(-1px); box-shadow: 0 8px 22px rgba(1,150,141,.3); }

  /* ── PAGE HERO ── */
  .page-hero {
    padding: 180px 5% 80px; position: relative; overflow: hidden;
    background: linear-gradient(135deg, var(--cream) 0%, var(--brand-xl) 55%, var(--peach-lt) 100%);
    text-align: center;
  }
  .page-hero-blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .35; z-index: 0; }
  .page-hero-blob.b1 { width: 420px; height: 420px; background: var(--brand-lt); top: -120px; right: -80px; }
  .page-hero-blob.b2 { width: 300px; height: 300px; background: var(--peach-lt); bottom: -80px; left: -60px; }
  .page-hero-inner { max-width: 1040px; margin: 0 auto; position: relative; z-index: 1; }
  .breadcrumb { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--mid); margin-bottom: 18px; }
  .breadcrumb a { color: var(--brand); font-weight: 700; }
  .breadcrumb .sep { opacity: .4; }
  .page-hero h1 { font-size: clamp(34px, 4.6vw, 58px); font-weight: 900; line-height: 1.2; color: var(--ink); margin-bottom: 22px; letter-spacing: -.5px; }
  .page-hero h1 em { font-style: normal; background: linear-gradient(120deg, var(--brand) 0%, var(--peach) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
  .page-hero-sub { font-size: 17px; color: var(--mid); line-height: 1.95; max-width: 700px; margin: 0 auto; }

  /* ── SECTIONS ── */
  section { padding: 90px 5%; position: relative; }
  .inner { max-width: 1240px; margin: 0 auto; }
  .eyebrow { display: inline-block; color: var(--brand); font-size: 13px; font-weight: 800; letter-spacing: 3px; margin-bottom: 14px; text-transform: uppercase; }
  .eyebrow::before { content: '— '; opacity: .4; }
  .sec-title { font-size: clamp(28px, 3.4vw, 42px); font-weight: 900; color: var(--ink); line-height: 1.25; margin-bottom: 16px; letter-spacing: -.5px; }
  .sec-desc { font-size: 16px; color: var(--mid); max-width: 640px; line-height: 1.9; }
  .center { text-align: center; }
  .center .sec-desc { margin: 0 auto; }

  /* ── TABS ── */
  .tabs-wrap { background: white; padding-top: 60px; }
  .tab-bar {
    display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
    max-width: 820px; margin: 0 auto 48px;
    background: var(--cream); padding: 10px; border-radius: 999px;
    border: 1px solid var(--line);
  }
  .tab-btn {
    flex: 1; min-width: 180px; padding: 16px 28px; border-radius: 999px;
    font-size: 15px; font-weight: 800; letter-spacing: 1px; cursor: pointer;
    background: transparent; color: var(--mid); border: none; transition: .3s;
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    font-family: inherit;
  }
  .tab-btn.active { background: var(--brand); color: white; box-shadow: 0 8px 22px rgba(1,150,141,.25); }
  .tab-btn .tab-icon { font-size: 20px; }
  .tab-panel { display: none; animation: fadeIn .35s ease; }
  .tab-panel.active { display: block; }
  @keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

  /* ── OPERATOR TAB ── */
  .op-intro {
    display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
    margin-bottom: 80px;
  }
  .op-intro-media {
    width: 100%; aspect-ratio: 4/5; border-radius: 24px; overflow: hidden;
    box-shadow: var(--shadow-lg); position: relative;
  }
  .op-intro-media img { width: 100%; height: 100%; object-fit: cover; }
  .op-intro-tag {
    position: absolute; top: 20px; left: 20px; background: white; color: var(--brand);
    padding: 8px 18px; border-radius: 50px; font-size: 12px; font-weight: 800; letter-spacing: 1.5px;
    box-shadow: var(--shadow-sm);
  }
  .op-intro h3 { font-size: clamp(24px, 2.6vw, 34px); font-weight: 900; color: var(--ink); margin-bottom: 18px; line-height: 1.35; }
  .op-intro p { font-size: 15.5px; color: var(--mid); line-height: 1.95; margin-bottom: 14px; }
  .op-intro p strong { color: var(--ink); }
  .op-check-list { list-style: none; margin: 28px 0; display: flex; flex-direction: column; gap: 14px; }
  .op-check-list li { display: flex; align-items: flex-start; gap: 14px; font-size: 15px; color: var(--ink); line-height: 1.7; }
  .op-check {
    width: 26px; height: 26px; background: var(--brand); color: white;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 13px; flex-shrink: 0;
  }

  /* ── OPERATOR COURSES ── */
  .op-courses { margin-top: 60px; }
  .op-courses h3 { font-size: 26px; font-weight: 900; color: var(--ink); margin-bottom: 10px; text-align: center; }
  .op-courses > p { font-size: 15px; color: var(--mid); text-align: center; margin-bottom: 40px; }
  .course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
  .course-card {
    background: var(--cream); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 32px 28px; transition: .3s; position: relative; overflow: hidden;
  }
  .course-card:hover { background: white; border-color: var(--brand); box-shadow: var(--shadow); transform: translateY(-4px); }
  .course-num { position: absolute; top: 16px; right: 24px; font-size: 56px; font-weight: 900; color: var(--brand); opacity: .1; letter-spacing: -2px; }
  .course-emoji { font-size: 30px; margin-bottom: 16px; }
  .course-title { font-size: 18px; font-weight: 800; color: var(--ink); margin-bottom: 10px; }
  .course-desc { font-size: 14px; color: var(--mid); line-height: 1.8; }

  /* ── PROCESS ── */
  .op-process { background: var(--brand-xl); padding: 90px 5%; margin-top: 80px; border-radius: 28px; }
  .process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 44px; }
  .process-step {
    background: white; border-radius: var(--radius); padding: 30px 24px;
    border: 1px solid var(--line); position: relative;
  }
  .process-step::after {
    content: '→'; position: absolute; right: -18px; top: 50%; transform: translateY(-50%);
    color: var(--brand); font-weight: 900; font-size: 22px;
  }
  .process-step:last-child::after { display: none; }
  .process-step-num {
    width: 36px; height: 36px; background: var(--brand); color: white;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-weight: 900; font-size: 15px; margin-bottom: 16px;
  }
  .process-step-title { font-size: 16px; font-weight: 800; color: var(--ink); margin-bottom: 8px; }
  .process-step-desc { font-size: 13px; color: var(--mid); line-height: 1.75; }

  /* ── SENIOR TAB ── */
  .sr-hero {
    display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
    margin-bottom: 72px;
  }
  .sr-hero-media {
    width: 100%; aspect-ratio: 4/5; border-radius: 24px; overflow: hidden;
    box-shadow: var(--shadow-lg); transform: rotate(-1deg);
  }
  .sr-hero-media img { width: 100%; height: 100%; object-fit: cover; }
  .sr-hero h3 { font-size: clamp(24px, 2.6vw, 34px); font-weight: 900; color: var(--ink); margin-bottom: 20px; line-height: 1.35; }
  .sr-hero h3 em { font-style: normal; color: var(--brand); }
  .sr-hero p { font-size: 15.5px; color: var(--mid); line-height: 1.95; margin-bottom: 14px; }

  /* ── LINE CARD ── */
  .line-card {
    background: linear-gradient(135deg, #06C755 0%, #059947 100%);
    color: white; border-radius: var(--radius); padding: 44px 36px;
    display: flex; align-items: center; gap: 32px; margin-top: 36px;
    box-shadow: 0 14px 36px rgba(6,199,85,.25); flex-wrap: wrap;
  }
  .line-icon {
    width: 72px; height: 72px; background: white; color: #06C755;
    border-radius: 22px; display: flex; align-items: center; justify-content: center;
    font-size: 36px; font-weight: 900; flex-shrink: 0;
  }
  .line-body { flex: 1; min-width: 220px; }
  .line-title { font-size: 20px; font-weight: 900; margin-bottom: 6px; }
  .line-sub { font-size: 14px; opacity: .9; line-height: 1.7; }
  .line-btn {
    background: white; color: #06C755; padding: 14px 28px; border-radius: 50px;
    font-size: 14.5px; font-weight: 800; transition: .25s;
    display: inline-flex; align-items: center; gap: 8px;
  }
  .line-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(0,0,0,.18); }

  /* ── SENIOR BENEFITS ── */
  .sr-benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 60px; }
  .benefit-card {
    background: var(--cream); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 36px 28px; text-align: center; transition: .3s;
  }
  .benefit-card:hover { background: white; border-color: var(--brand); box-shadow: var(--shadow); transform: translateY(-4px); }
  .benefit-icon {
    width: 64px; height: 64px; background: white; border-radius: 18px;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px; margin: 0 auto 20px; box-shadow: var(--shadow-sm);
  }
  .benefit-title { font-size: 17px; font-weight: 800; color: var(--ink); margin-bottom: 10px; }
  .benefit-desc { font-size: 13.5px; color: var(--mid); line-height: 1.85; }

  /* ── APP SHOWCASE ── */
  .app-showcase {
    background: white; margin-top: 80px;
    display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
    padding: 60px; border-radius: 28px; border: 1px solid var(--line);
  }
  .app-showcase-img {
    border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg);
  }
  .app-showcase h3 { font-size: 26px; font-weight: 900; color: var(--ink); margin-bottom: 14px; }
  .app-showcase p { font-size: 15px; color: var(--mid); line-height: 1.9; margin-bottom: 20px; }

  /* ── FAQ ── */
  .faq { background: var(--cream); }
  .faq-list { max-width: 880px; margin: 48px auto 0; display: flex; flex-direction: column; gap: 14px; }
  .faq-item {
    background: white; border: 1px solid var(--line); border-radius: var(--radius);
    padding: 24px 28px; transition: .3s;
  }
  .faq-item:hover { border-color: var(--brand); box-shadow: var(--shadow-sm); }
  .faq-q { font-size: 16px; font-weight: 800; color: var(--ink); margin-bottom: 10px; display: flex; align-items: flex-start; gap: 12px; }
  .faq-q::before { content: 'Q.'; color: var(--brand); font-weight: 900; flex-shrink: 0; }
  .faq-a { font-size: 14.5px; color: var(--mid); line-height: 1.9; padding-left: 30px; }

  /* ── CTA BANNER ── */
  .cta-banner {
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dk) 100%);
    color: white; text-align: center; position: relative; overflow: hidden;
  }
  .cta-banner::before, .cta-banner::after {
    content: ''; position: absolute; border-radius: 50%; background: rgba(255,255,255,.08); pointer-events: none;
  }
  .cta-banner::before { width: 400px; height: 400px; top: -100px; left: -100px; }
  .cta-banner::after { width: 300px; height: 300px; bottom: -100px; right: -80px; }
  .cta-banner .inner { position: relative; z-index: 1; }
  .cta-banner .eyebrow { color: rgba(255,255,255,.8); }
  .cta-banner .sec-title { color: white; }
  .cta-banner p { color: rgba(255,255,255,.85); font-size: 16.5px; max-width: 640px; margin: 0 auto 36px; line-height: 1.9; }
  .btn-white {
    background: white; color: var(--brand); padding: 16px 40px; border-radius: 50px;
    font-size: 15.5px; font-weight: 800; display: inline-flex; align-items: center; gap: 10px;
    box-shadow: 0 10px 32px rgba(0,0,0,.15); transition: .25s;
  }
  .btn-white:hover { transform: translateY(-2px); box-shadow: 0 14px 40px rgba(0,0,0,.2); }

  /* ── FOOTER ── */
  footer { background: #0E2C2A; color: rgba(255,255,255,.72); padding: 80px 5% 36px; }
  .footer-grid {
    max-width: 1240px; margin: 0 auto;
    display: grid; grid-template-columns: 2.2fr 1fr 1fr 1fr; gap: 48px;
    padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,.08);
  }
  .footer-brand-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
  .footer-brand-logo img { height: 288px; width: auto; filter: brightness(0) invert(1); }
  .footer-brand p { font-size: 13.5px; line-height: 1.9; max-width: 360px; }
  .footer-col h4 { color: white; font-size: 14px; font-weight: 800; margin-bottom: 18px; letter-spacing: 1px; }
  .footer-col a { display: block; color: rgba(255,255,255,.6); font-size: 13.5px; margin-bottom: 11px; transition: .2s; }
  .footer-col a:hover { color: var(--brand); }
  .footer-bottom {
    max-width: 1240px; margin: 24px auto 0;
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
    font-size: 12.5px; color: rgba(255,255,255,.5);
  }
  .footer-social { display: flex; gap: 10px; }
  .footer-social a {
    width: 38px; height: 38px; background: rgba(255,255,255,.08);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    color: white; font-size: 13px; font-weight: 700; transition: .2s;
  }
  .footer-social a:hover { background: var(--brand); }

  /* ── DESIGN LABEL ── */
  .design-label {
    position: fixed; bottom: 22px; right: 22px; z-index: 999;
    background: var(--peach); color: white; padding: 11px 22px; border-radius: 50px;
    font-size: 13px; font-weight: 800; box-shadow: 0 6px 22px rgba(244,162,97,.4);
    letter-spacing: 1px;
  }

  /* ── RWD ── */
  @media (max-width: 960px) {
    nav { padding: 0 5%; height: 88px; }
    .nav-links { display: none; }
    .nav-logo img { height: 78px; }
    .op-intro, .sr-hero, .app-showcase { grid-template-columns: 1fr; gap: 40px; }
    .course-grid, .sr-benefits { grid-template-columns: 1fr; gap: 18px; }
    .process-steps { grid-template-columns: 1fr 1fr; gap: 18px; }
    .process-step:nth-child(2)::after { display: none; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    section { padding: 70px 5%; }
    .page-hero { padding: 150px 5% 60px; }
    .app-showcase { padding: 36px 24px; }
    .footer-brand-logo img { height: 144px; }
  }
  @media (max-width: 640px) {
    nav { height: 72px; }
    .nav-logo img { height: 64px; }
    .process-steps { grid-template-columns: 1fr; }
    .process-step::after { display: none; }
    .footer-grid { grid-template-columns: 1fr; }
    .page-hero { padding: 120px 5% 60px; }
    .page-hero h1 { font-size: 32px; }
    .tab-btn { min-width: 0; flex: 1 1 100%; padding: 14px 18px; font-size: 14px; }
    .footer-brand-logo img { height: 120px; }
  }