:root {
      --ink: #181817;
      --paper: #f7f4ed;
      --paper-2: #fffdf7;
      --smoke: #5a5b55;
      --line: rgba(24, 24, 23, 0.16);
      --white-line: rgba(255, 255, 255, 0.18);
      --orange: #d96332;
      --orange-dark: #9d3e22;
      --green: #326f5a;
      --brass: #c39a42;
      --blue: #2c5f73;
      --radius: 8px;
      --shadow: 0 24px 70px rgba(24, 24, 23, 0.16);
      --ease: cubic-bezier(.2, .8, .2, 1);
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--ink);
      background:
        radial-gradient(circle at 18% 8%, rgba(211, 99, 50, 0.14), transparent 30%),
        radial-gradient(circle at 82% 20%, rgba(50, 111, 90, 0.12), transparent 28%),
        linear-gradient(180deg, var(--paper), #eeeadf 45%, #f8f5ec);
      font-family: "Noto Sans TC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      z-index: -1;
      pointer-events: none;
      opacity: .33;
      background-image:
        linear-gradient(rgba(24, 24, 23, .045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(24, 24, 23, .035) 1px, transparent 1px);
      background-size: 38px 38px;
      mask-image: linear-gradient(to bottom, black, transparent 78%);
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    img {
      max-width: 100%;
      display: block;
    }

    button,
    input,
    textarea {
      font: inherit;
    }

    .skip-link {
      position: absolute;
      left: 16px;
      top: -80px;
      z-index: 100;
      padding: 10px 14px;
      background: var(--ink);
      color: white;
      border-radius: 6px;
      transition: top 180ms ease;
    }

    .skip-link:focus {
      top: 16px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      border-bottom: 1px solid rgba(24, 24, 23, .1);
      background: rgba(247, 244, 237, .88);
      backdrop-filter: blur(18px);
    }

    .top-strip {
      display: flex;
      justify-content: center;
      gap: 18px;
      padding: 8px 18px;
      color: #f4ead9;
      background: var(--ink);
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 11px;
      font-weight: 800;
      letter-spacing: .08em;
      text-transform: uppercase;
    }

    .nav-wrap {
      width: min(1280px, calc(100% - 32px));
      min-height: 74px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 14px;
      min-width: 0;
      padding: 6px 8px 6px 6px;
      border-radius: 8px;
      transition: background 180ms ease;
    }

    .brand:hover,
    .brand:focus-visible {
      background: rgba(255, 253, 247, .7);
      outline: none;
    }

    .brand-mark {
      width: 62px;
      height: 62px;
      padding: 7px;
      border-radius: 8px;
      background: #fbf8f0;
      box-shadow: 0 1px 0 rgba(24, 24, 23, .08), inset 0 0 0 1px rgba(24, 24, 23, .04);
      display: grid;
      place-items: center;
    }

    .brand-mark img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    .brand-copy {
      min-width: 0;
    }

    .brand-copy strong {
      display: block;
      font-size: 24px;
      line-height: 1.05;
      letter-spacing: .02em;
    }

    .brand-copy span {
      display: block;
      margin-top: 2px;
      color: var(--smoke);
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 16px;
      font-weight: 800;
      letter-spacing: .1em;
      text-transform: uppercase;
      white-space: nowrap;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 4px;
    }

    .desktop-nav a {
      padding: 10px 9px;
      border-radius: 6px;
      color: #393a35;
      font-size: 13px;
      font-weight: 700;
      transition: background 180ms ease, color 180ms ease;
    }

    .desktop-nav a:hover,
    .desktop-nav a:focus-visible {
      background: rgba(217, 99, 50, .11);
      color: var(--orange-dark);
      outline: none;
    }

    .menu-button {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid var(--line);
      border-radius: 6px;
      color: var(--ink);
      background: transparent;
      cursor: pointer;
    }

    .menu-button span {
      display: block;
      width: 19px;
      height: 2px;
      margin: 5px auto;
      background: currentColor;
      transition: transform 180ms ease, opacity 180ms ease;
    }

    .mobile-nav {
      display: none;
      width: min(1180px, calc(100% - 32px));
      margin: 0 auto 14px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--paper-2);
      overflow: hidden;
    }

    .mobile-nav a {
      display: block;
      padding: 14px 16px;
      border-bottom: 1px solid rgba(24, 24, 23, .08);
      font-weight: 700;
    }

    .mobile-nav a:last-child {
      border-bottom: 0;
    }

    .button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 12px 18px;
      border: 1px solid transparent;
      border-radius: 6px;
      font-weight: 900;
      transition: transform 220ms var(--ease), box-shadow 220ms var(--ease), background 220ms ease;
    }

    .button:hover,
    .button:focus-visible {
      transform: translateY(-2px);
      outline: none;
    }

    .button.primary {
      color: white;
      background: var(--orange);
      box-shadow: 0 15px 34px rgba(217, 99, 50, .28);
    }

    .button.primary:hover,
    .button.primary:focus-visible {
      background: #c95629;
    }

    .button.secondary {
      color: var(--paper-2);
      border-color: rgba(255, 255, 255, .28);
      background: rgba(255, 255, 255, .08);
    }

    .button.dark {
      color: white;
      background: var(--ink);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 92px 0;
      scroll-margin-top: 110px;
    }

    .container {
      width: min(1180px, calc(100% - 32px));
      margin: 0 auto;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      max-width: 100%;
      margin: 0 0 14px;
      color: var(--orange-dark);
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 12px;
      font-weight: 900;
      letter-spacing: .13em;
      text-transform: uppercase;
      flex-wrap: wrap;
    }

    .eyebrow::before {
      content: "";
      width: 28px;
      height: 2px;
      background: currentColor;
    }

    /* 全新 Hero Section 設計 */
    .hero {
      position: relative;
      min-height: min(720px, calc(100vh - 112px));
      display: flex;
      align-items: center;
      padding: 80px 0 80px;
      color: #fff9ef;
      background: radial-gradient(circle at 60% 0%, #292623, #121110 70%); /* 深邃炭黑色 */
      isolation: isolate;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      z-index: -1;
      /* 安全 URL Encode 嘅 SVG 雜訊，增加高級質感 */
      background: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
      opacity: 0.06;
      mix-blend-mode: overlay;
    }

    .hero-grid {
      display: block;
      width: 100%;
      max-width: 900px;
    }

    h1, h2, h3, p {
      margin-top: 0;
    }

    h1 {
      max-width: 100%;
      margin-bottom: 24px;
      font-size: clamp(48px, 6.5vw, 92px); /* 放大字體 */
      line-height: 1.1;
      letter-spacing: 0.02em;
      font-weight: 900;
      color: var(--paper); /* 紙白色高對比 */
      text-shadow: 0 4px 32px rgba(0, 0, 0, 0.4);
      overflow-wrap: anywhere;
    }

    h1 span {
      display: block;
    }

    .hero-lede {
      max-width: 720px;
      margin-bottom: 38px;
      color: rgba(247, 244, 237, 0.7);
      font-size: clamp(16px, 1.8vw, 20px);
      line-height: 1.7;
      letter-spacing: 0.03em;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 38px;
    }

    .metric-row {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      border: 1px solid var(--white-line);
      background: rgba(255, 255, 255, .07);
      backdrop-filter: blur(18px);
    }

    .metric {
      min-height: 96px;
      padding: 18px;
      border-right: 1px solid var(--white-line);
    }

    .metric:last-child {
      border-right: 0;
    }

    .metric strong {
      display: block;
      margin-bottom: 4px;
      color: #fff;
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 28px;
      line-height: 1;
      font-weight: 900;
    }

    .metric span {
      color: rgba(255, 249, 239, .68);
      font-size: 13px;
      font-weight: 700;
    }

    .intro-band {
      padding: 28px 0;
      border-bottom: 1px solid rgba(24, 24, 23, .11);
      background: var(--paper-2);
    }

    .ticker {
      width: min(1180px, calc(100% - 32px));
      margin: 0 auto;
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 12px;
      color: #34342f;
      font-weight: 800;
    }

    .ticker span {
      display: inline-flex;
      align-items: center;
      min-height: 36px;
      padding: 8px 12px;
      border: 1px solid rgba(24, 24, 23, .12);
      border-radius: 999px;
      background: rgba(247, 244, 237, .68);
    }

    .section-heading {
      display: grid;
      grid-template-columns: minmax(0, .85fr) minmax(280px, .55fr);
      gap: 32px;
      align-items: end;
      margin-bottom: 38px;
    }

    .section-heading h2 {
      margin-bottom: 0;
      font-size: clamp(32px, 4.4vw, 58px);
      line-height: 1.04;
      font-weight: 900;
      letter-spacing: 0;
    }

    .section-heading p {
      margin-bottom: 0;
      color: var(--smoke);
      font-size: 17px;
    }

    .value-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .value-card {
      min-height: 310px;
      padding: 24px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 253, 247, .7);
      box-shadow: 0 18px 54px rgba(24, 24, 23, .08);
    }

    .value-card:nth-child(2) {
      background: rgba(240, 245, 239, .86);
    }

    .value-card:nth-child(3) {
      background: rgba(250, 243, 229, .88);
    }

    .value-no {
      display: inline-grid;
      width: 42px;
      height: 42px;
      place-items: center;
      margin-bottom: 28px;
      border: 1px solid currentColor;
      border-radius: 50%;
      color: var(--orange-dark);
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 13px;
      font-weight: 900;
    }

    .value-card h2 {
      margin-bottom: 12px;
      font-size: 24px;
      line-height: 1.16;
    }

    .value-card p {
      margin-bottom: 0;
      color: var(--smoke);
    }

    .proof-strip {
      display: grid;
      grid-template-columns: 1.2fr .9fr .9fr;
      gap: 14px;
      margin-top: 14px;
    }

    .proof-photo {
      position: relative;
      min-height: 240px;
      margin: 0;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--paper-2);
      box-shadow: 0 18px 48px rgba(24, 24, 23, .08);
      overflow: hidden;
    }

    .proof-photo img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .proof-photo figcaption {
      position: absolute;
      left: 14px;
      bottom: 14px;
      max-width: calc(100% - 28px);
      padding: 9px 11px;
      border-radius: 6px;
      color: white;
      background: rgba(24, 24, 23, .72);
      backdrop-filter: blur(12px);
      font-size: 13px;
      font-weight: 900;
    }

    .process {
      color: #fbf6ea;
      background:
        linear-gradient(180deg, rgba(24, 24, 23, .93), rgba(24, 24, 23, .88)),
        radial-gradient(circle at 20% 20%, rgba(217, 99, 50, .18), transparent 28%),
        #191918;
    }

    .process .eyebrow {
      color: #e9b967;
    }

    .process .section-heading p {
      color: rgba(251, 246, 234, .66);
    }

    .process-grid {
      display: grid;
      gap: 18px;
    }

    .process-step {
      position: relative;
      display: grid;
      grid-template-columns: 360px minmax(0, 1fr);
      min-height: 320px;
      border: 1px solid rgba(255, 255, 255, .16);
      border-radius: var(--radius);
      background:
        linear-gradient(180deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .045)),
        rgba(255, 255, 255, .04);
      overflow: hidden;
    }

    .process-step::before {
      content: attr(data-step);
      position: absolute;
      left: 18px;
      top: 18px;
      z-index: 2;
      display: grid;
      width: 48px;
      height: 48px;
      place-items: center;
      border-radius: 50%;
      color: #171716;
      background: #f7f0df;
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-weight: 900;
    }

    .process-step img {
      width: 100%;
      height: 100%;
      min-height: 320px;
      object-fit: cover;
      filter: saturate(.92);
    }

    .process-step > div {
      padding: 34px;
    }

    .process-step span {
      display: block;
      margin-bottom: 14px;
      color: var(--brass);
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 12px;
      font-weight: 900;
      letter-spacing: .12em;
      text-transform: uppercase;
    }

    .process-step h2 {
      margin-bottom: 12px;
      color: #fff;
      font-size: 29px;
      line-height: 1.16;
    }

    .process-step p {
      color: rgba(251, 246, 234, .86);
    }

    .process-step ul {
      color: rgba(251, 246, 234, .9);
      font-weight: 700;
      line-height: 1.75;
    }

    .process-step li::before {
      background: var(--orange);
      box-shadow: 0 0 0 4px rgba(217, 99, 50, .16);
    }

    .source-note {
      margin: 24px 0 0;
      color: rgba(251, 246, 234, .58);
      font-size: 13px;
    }

    .timeline {
      position: relative;
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
    }

    .timeline::before {
      content: "";
      position: absolute;
      left: 6%;
      right: 6%;
      top: 45px;
      height: 2px;
      background: linear-gradient(90deg, var(--orange), var(--green), var(--brass), #fff);
      opacity: .68;
    }

    .timeline-item {
      position: relative;
      min-height: 260px;
      padding: 82px 20px 22px;
      border: 1px solid rgba(255, 255, 255, .16);
      border-radius: var(--radius);
      background:
        linear-gradient(180deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .045)),
        rgba(255, 255, 255, .04);
      overflow: hidden;
    }

    .timeline-item::before {
      content: attr(data-step);
      position: absolute;
      left: 18px;
      top: 22px;
      display: grid;
      width: 46px;
      height: 46px;
      place-items: center;
      border-radius: 50%;
      color: #171716;
      background: #f7f0df;
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 13px;
      font-weight: 900;
      z-index: 1;
    }

    .timeline-item h3 {
      margin-bottom: 10px;
      font-size: 21px;
      line-height: 1.25;
    }

    .timeline-item p {
      margin-bottom: 0;
      color: rgba(251, 246, 234, .68);
      font-size: 15px;
    }

    .products-grid {
      display: grid;
      grid-template-columns: 240px minmax(0, 1fr);
      gap: 24px;
      align-items: start;
    }

    .tab-list {
      display: grid;
      gap: 10px;
      position: sticky;
      top: 114px;
    }

    .tab-button {
      min-height: 56px;
      padding: 12px 14px;
      border: 1px solid var(--line);
      border-radius: 6px;
      color: var(--ink);
      background: rgba(255, 253, 247, .78);
      text-align: left;
      font-weight: 900;
      cursor: pointer;
      transition: background 200ms ease, color 200ms ease, border-color 200ms ease, transform 200ms var(--ease);
    }

    .tab-button:hover,
    .tab-button:focus-visible {
      transform: translateX(3px);
      outline: none;
    }

    .tab-button[aria-selected="true"] {
      color: white;
      border-color: var(--ink);
      background: var(--ink);
    }

    .tab-panel {
      display: none;
      animation: fadeUp 340ms var(--ease) both;
    }

    .tab-panel.active {
      display: block;
    }

    .panel-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .product-card {
      min-height: 252px;
      padding: 20px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--paper-2);
      box-shadow: 0 18px 46px rgba(24, 24, 23, .07);
    }

    .product-card.wide {
      grid-column: span 2;
      background:
        linear-gradient(135deg, rgba(211, 99, 50, .14), rgba(50, 111, 90, .12)),
        var(--paper-2);
    }

    .product-brand-logo {
      display: block;
      width: 200px;
      max-width: 62%;
      height: auto;
      margin-bottom: 14px;
      mix-blend-mode: multiply;
    }

    .product-tag {
      display: inline-flex;
      margin-bottom: 28px;
      padding: 6px 9px;
      border: 1px solid rgba(24, 24, 23, .14);
      border-radius: 999px;
      color: var(--orange-dark);
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 11px;
      font-weight: 900;
      letter-spacing: .08em;
      text-transform: uppercase;
    }

    .product-card h3 {
      margin-bottom: 10px;
      font-size: 22px;
      line-height: 1.2;
    }

    .product-card p {
      color: var(--smoke);
      font-size: 15px;
    }

    .product-media {
      width: calc(100% + 40px);
      height: 154px;
      margin: -20px -20px 18px;
      object-fit: cover;
      border-bottom: 1px solid rgba(24, 24, 23, .1);
      background: #ede7db;
    }

    .product-systems-v2 {
      grid-template-columns: 240px minmax(0, 1fr);
    }

    .product-panel-stack {
      min-width: 0;
    }

    .product-showcase-card {
      display: grid;
      grid-template-columns: minmax(280px, .82fr) minmax(0, 1fr);
      min-height: 520px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 253, 247, .84);
      box-shadow: 0 20px 58px rgba(24, 24, 23, .1);
      overflow: hidden;
    }

    .product-showcase-media {
      width: 100%;
      height: 100%;
      min-height: 420px;
      object-fit: cover;
      background: #ede7db;
    }

    .product-showcase-copy {
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding: 38px;
    }

    .product-showcase-copy h2 {
      margin-bottom: 16px;
      font-size: clamp(28px, 3vw, 42px);
      line-height: 1.08;
    }

    .product-showcase-copy p {
      color: var(--smoke);
      font-size: 17px;
    }

    .product-showcase-copy ul,
    .process-step ul,
    .value-card ul,
    .quality-panel ul.detail-list,
    .case-card ul {
      display: grid;
      gap: 9px;
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
      color: var(--smoke);
      font-size: 15px;
    }

    .product-showcase-copy li,
    .process-step li,
    .value-card li,
    .quality-panel ul.detail-list li,
    .case-card li {
      position: relative;
      padding-left: 20px;
    }

    .product-showcase-copy li::before,
    .process-step li::before,
    .value-card li::before,
    .quality-panel ul.detail-list li::before,
    .case-card li::before {
      content: "";
      position: absolute;
      left: 0;
      top: .72em;
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--orange);
    }

    .quality-grid {
      display: grid;
      grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
      gap: 18px;
      align-items: stretch;
    }

    .quality-panel {
      padding: 28px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--ink);
      color: white;
      box-shadow: var(--shadow);
    }

    .quality-panel p {
      color: rgba(255, 255, 255, .66);
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin: 24px 0 0;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 10px;
      color: rgba(255, 255, 255, .82);
      font-weight: 700;
    }

    .check-list li::before {
      content: "";
      width: 9px;
      height: 9px;
      flex: 0 0 auto;
      margin-top: 9px;
      border-radius: 50%;
      background: var(--brass);
    }

    .comparison {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 253, 247, .8);
      overflow: hidden;
    }

    .comparison-row {
      display: grid;
      grid-template-columns: .62fr .9fr .9fr;
      border-bottom: 1px solid rgba(24, 24, 23, .1);
    }

    .comparison-row:last-child {
      border-bottom: 0;
    }

    .comparison-row > div {
      padding: 18px;
      border-right: 1px solid rgba(24, 24, 23, .08);
    }

    .comparison-row > div:last-child {
      border-right: 0;
      background: rgba(50, 111, 90, .09);
      color: #1f5544;
      font-weight: 900;
    }

    .comparison-row:first-child {
      color: white;
      background: var(--ink);
      font-weight: 900;
    }

    .content-split {
      display: grid;
      grid-template-columns: minmax(0, .95fr) minmax(300px, .72fr);
      gap: 24px;
      align-items: stretch;
      margin-top: 42px;
    }

    .content-split > div {
      padding: 30px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 253, 247, .78);
      box-shadow: 0 18px 48px rgba(24, 24, 23, .07);
    }

    .content-split h2,
    .quality-copy h2,
    .document-panel h2 {
      margin: 0 0 14px;
      font-size: clamp(28px, 3vw, 42px);
      line-height: 1.1;
    }

    .content-split p,
    .quality-copy p {
      color: var(--smoke);
    }

    .feature-list,
    .document-list {
      display: grid;
      gap: 12px;
      margin: 22px 0 0;
      padding: 0;
      list-style: none;
    }

    .feature-list li {
      display: grid;
      grid-template-columns: 96px minmax(0, 1fr);
      gap: 12px;
      padding-top: 12px;
      border-top: 1px solid rgba(24, 24, 23, .1);
      color: var(--smoke);
    }

    .feature-list strong {
      color: var(--ink);
    }

    .image-slot {
      position: relative;
      min-height: 100%;
      margin: 0;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #ede7db;
      overflow: hidden;
      box-shadow: 0 18px 48px rgba(24, 24, 23, .08);
    }

    .image-slot img {
      width: 100%;
      height: 100%;
      min-height: 320px;
      object-fit: cover;
    }

    .image-slot figcaption {
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 14px;
      padding: 10px 12px;
      border: 1px solid rgba(255, 255, 255, .28);
      border-radius: 6px;
      color: white;
      background: rgba(24, 24, 23, .76);
      backdrop-filter: blur(12px);
      font-size: 13px;
      font-weight: 900;
      line-height: 1.45;
    }

    .image-slot.dark-label figcaption {
      background: rgba(24, 24, 23, .82);
    }

    .info-card-grid,
    .contact-next-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
      margin-top: 24px;
    }

    .info-card,
    .contact-next-card {
      padding: 24px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 253, 247, .82);
      box-shadow: 0 18px 44px rgba(24, 24, 23, .06);
    }

    .info-card span,
    .contact-next-card span {
      display: inline-flex;
      margin-bottom: 18px;
      color: var(--orange-dark);
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 13px;
      font-weight: 900;
      letter-spacing: .08em;
    }

    .info-card h2,
    .contact-next-card h3 {
      margin: 0 0 10px;
      font-size: 23px;
      line-height: 1.2;
    }

    .info-card p,
    .contact-next-card p {
      margin: 0;
      color: var(--smoke);
    }

    .quality-detail-layout {
      display: grid;
      grid-template-columns: minmax(300px, .85fr) minmax(0, 1fr);
      gap: 24px;
      margin-top: 34px;
      align-items: stretch;
    }

    .quality-copy {
      padding: 30px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 253, 247, .82);
      box-shadow: 0 18px 48px rgba(24, 24, 23, .07);
    }

    .checkpoint-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 22px;
    }

    .checkpoint-grid article {
      padding: 16px;
      border: 1px solid rgba(24, 24, 23, .11);
      border-radius: 6px;
      background: rgba(247, 244, 237, .7);
    }

    .checkpoint-grid strong,
    .checkpoint-grid span {
      display: block;
    }

    .checkpoint-grid strong {
      margin-bottom: 6px;
      color: var(--green);
      font-size: 18px;
    }

    .checkpoint-grid span {
      color: var(--smoke);
      font-size: 14px;
    }

    .document-panel {
      display: grid;
      grid-template-columns: minmax(0, .72fr) minmax(0, 1fr);
      gap: 24px;
      align-items: start;
      margin-top: 24px;
      padding: 30px;
      border: 1px solid rgba(24, 24, 23, .16);
      border-radius: var(--radius);
      background: var(--ink);
      color: white;
      box-shadow: var(--shadow);
    }

    .document-panel .eyebrow {
      color: #e9b967;
    }

    .document-list li {
      position: relative;
      padding-left: 20px;
      color: rgba(255, 255, 255, .82);
    }

    .document-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: .72em;
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--orange);
    }

    .process-slot {
      min-height: 320px;
      border: 0;
      border-right: 1px solid rgba(255, 255, 255, .12);
      border-radius: 0;
      background: #242321;
      box-shadow: none;
    }

    .process-slot img {
      min-height: 320px;
      filter: saturate(.95) brightness(.94);
    }

    .process-slot figcaption {
      left: 12px;
      right: 12px;
      bottom: 12px;
      background: rgba(17, 17, 15, .82);
      color: #fff9ef;
    }

    .comparison-row:first-child > div:last-child {
      color: white;
      background: var(--green);
    }

    .cases {
      background: var(--paper-2);
    }

    .case-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .case-card {
      min-height: 268px;
      padding: 26px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(180deg, #fffdf7, #f5efe2);
    }

    .case-kicker {
      margin-bottom: 38px;
      color: var(--blue);
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 12px;
      font-weight: 900;
      letter-spacing: .12em;
      text-transform: uppercase;
    }

    .case-card h3 {
      margin-bottom: 12px;
      font-size: 25px;
    }

    .case-card p {
      color: var(--smoke);
    }

    .case-stats {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }

    .case-stats span {
      padding: 8px 10px;
      border-radius: 999px;
      color: var(--orange-dark);
      background: rgba(217, 99, 50, .12);
      font-size: 13px;
      font-weight: 900;
    }

    .contact-shell {
      display: grid;
      grid-template-columns: minmax(280px, .72fr) minmax(0, 1fr);
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, .12);
      border-radius: var(--radius);
      background: var(--ink);
      box-shadow: var(--shadow);
    }

    .contact-copy {
      padding: 34px;
      color: white;
      background:
        linear-gradient(160deg, rgba(217, 99, 50, .86), rgba(24, 24, 23, .9)),
        var(--orange-dark);
    }

    .contact-copy p {
      color: rgba(255, 255, 255, .76);
    }

    .contact-details {
      display: grid;
      gap: 16px;
      margin-top: 34px;
    }

    .contact-details div {
      padding-top: 16px;
      border-top: 1px solid rgba(255, 255, 255, .2);
    }

    .contact-details strong {
      display: block;
      margin-bottom: 3px;
    }

    .contact-details span {
      color: rgba(255, 255, 255, .75);
    }

    .contact-details a {
      color: rgba(255, 255, 255, .75);
      transition: color 180ms ease;
    }

    .contact-details a:hover,
    .contact-details a:focus-visible {
      color: #fff;
      outline: none;
    }

    form {
      display: grid;
      gap: 18px;
      padding: 34px;
      background: var(--paper-2);
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    label {
      display: grid;
      gap: 7px;
      color: #373732;
      font-size: 14px;
      font-weight: 900;
    }

    input,
    textarea {
      width: 100%;
      border: 1px solid rgba(24, 24, 23, .18);
      border-radius: 6px;
      background: #fbfaf5;
      color: var(--ink);
      padding: 12px 13px;
      outline: none;
      transition: border-color 180ms ease, box-shadow 180ms ease;
    }

    textarea {
      min-height: 118px;
      resize: vertical;
    }

    input:focus,
    textarea:focus {
      border-color: var(--orange);
      box-shadow: 0 0 0 4px rgba(217, 99, 50, .13);
    }

    .choice-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 9px;
    }

    .choice {
      min-height: 48px;
      display: flex;
      align-items: center;
      gap: 9px;
      padding: 10px 12px;
      border: 1px solid rgba(24, 24, 23, .14);
      border-radius: 6px;
      color: var(--smoke);
      background: rgba(247, 244, 237, .64);
      font-size: 13px;
      font-weight: 700;
    }

    .choice input {
      width: 16px;
      height: 16px;
      accent-color: var(--orange);
    }

    .success {
      display: none;
      padding: 12px 14px;
      border: 1px solid rgba(50, 111, 90, .22);
      border-radius: 6px;
      color: #214f40;
      background: rgba(50, 111, 90, .11);
      font-weight: 800;
    }

    .success.visible {
      display: block;
    }

    .form-consent {
      margin: 14px 0 0;
      font-size: 13px;
      line-height: 1.6;
      color: var(--smoke);
    }

    .form-consent a,
    .legal-copy a {
      color: var(--orange-dark);
      text-decoration: underline;
    }

    .legal-copy {
      line-height: 1.85;
    }

    .legal-copy h3 {
      margin: 32px 0 8px;
      font-size: 19px;
    }

    .legal-copy p {
      margin: 0 0 14px;
      color: #33342f;
    }

    .footer-bottom a {
      color: rgba(255, 255, 255, .78);
      text-decoration: underline;
    }

    .footer-bottom a:hover,
    .footer-bottom a:focus-visible {
      color: #fff;
    }

    .site-footer {
      padding: 48px 0;
      color: rgba(255, 255, 255, .6);
      background: #11110f;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(240px, 1.15fr) .65fr 1fr .72fr;
      gap: 32px;
      align-items: start;
    }

    .footer-brand-block p,
    .footer-social p {
      margin: 0;
      color: rgba(255, 255, 255, .58);
      font-size: 14px;
    }

    .footer-logo {
      display: inline-flex;
      align-items: center;
      gap: 16px;
      margin-bottom: 20px;
      color: var(--paper);
    }

    .footer-logo img {
      width: 60px;
      height: 60px;
      object-fit: contain;
      background: transparent;
      flex: 0 0 auto;
    }

    .footer-logo strong,
    .footer-logo span {
      display: block;
    }

    .footer-logo strong {
      color: var(--paper);
      font-size: 25px;
      line-height: 1.05;
    }

    .footer-logo span {
      margin-top: 2px;
      color: rgba(255, 255, 255, .5);
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 16px;
      font-weight: 800;
      letter-spacing: .1em;
    }

    .home-card-grid,
    .preview-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .preview-grid.preview-grid-four,
    .food-lab-grid {
      grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .home-system-card {
      min-height: 250px;
      padding: 26px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background:
        linear-gradient(145deg, rgba(255, 253, 247, .9), rgba(247, 244, 237, .78)),
        var(--paper-2);
      box-shadow: 0 18px 48px rgba(24, 24, 23, .07);
    }

    .home-system-card > span,
    .preview-card > span {
      display: block;
      margin-bottom: 22px;
      color: var(--orange-dark);
      font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
      font-size: 12px;
      font-weight: 900;
      letter-spacing: .08em;
      text-transform: uppercase;
    }

    .home-system-card h3 {
      margin: 0 0 12px;
      font-size: 27px;
      line-height: 1.16;
    }

    .home-system-card p,
    .preview-card p,
    .home-cta-band p {
      color: var(--smoke);
    }

    .inline-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
    }

    .button.outline {
      border-color: rgba(24, 24, 23, .18);
      color: var(--ink);
      background: rgba(255, 253, 247, .72);
    }

    .preview-card {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255, 253, 247, .84);
      box-shadow: 0 18px 48px rgba(24, 24, 23, .07);
      overflow: hidden;
    }

    .preview-card img {
      width: 100%;
      height: 230px;
      object-fit: cover;
    }

    .preview-card > div {
      padding: 22px;
    }

    .preview-card h3 {
      margin: 0 0 10px;
      font-size: 24px;
      line-height: 1.18;
    }

    .home-cta-band {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 24px;
      align-items: center;
      margin-top: 28px;
      padding: 30px;
      border-radius: var(--radius);
      color: white;
      background:
        linear-gradient(135deg, rgba(24, 24, 23, .94), rgba(36, 31, 27, .9)),
        var(--ink);
      box-shadow: var(--shadow);
    }

    .home-cta-band .eyebrow {
      color: #e9b967;
    }

    .home-cta-band p {
      color: rgba(255, 249, 239, .86);
    }

    .home-cta-band .button.dark {
      border-color: #fff9ef;
      color: var(--ink);
      background: #fff9ef;
    }

    .home-cta-band h2 {
      margin: 0 0 10px;
      font-size: clamp(28px, 3vw, 42px);
      line-height: 1.1;
    }

    .footer-tags {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 10px;
    }

    .footer-tags span {
      padding: 8px 11px;
      border: 1px solid rgba(255, 255, 255, .12);
      border-radius: 999px;
      color: rgba(255, 255, 255, .76);
      font-size: 13px;
      font-weight: 800;
    }

    .footer-links h4,
    .footer-contact h4,
    .footer-social h4 {
      margin: 0 0 14px;
      color: #fff;
      font-size: 15px;
    }

    .footer-links ul,
    .footer-contact ul {
      display: grid;
      gap: 9px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .footer-links a {
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
      transition: color 180ms ease;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      color: #fff;
      outline: none;
    }

    .footer-contact li {
      display: grid;
      gap: 2px;
      color: rgba(255, 255, 255, .66);
      font-size: 14px;
    }

    .footer-contact strong {
      color: rgba(255, 255, 255, .9);
      font-size: 13px;
    }

    .footer-contact a {
      color: inherit;
      transition: color 180ms ease;
    }

    .footer-contact a:hover,
    .footer-contact a:focus-visible {
      color: #fff;
      outline: none;
    }

    .social-icons {
      display: flex;
      gap: 10px;
      margin-bottom: 14px;
    }

    .social-icons a {
      display: grid;
      width: 40px;
      height: 40px;
      place-items: center;
      border: 1px solid rgba(255, 255, 255, .16);
      border-radius: 50%;
      color: #fff;
      background: rgba(255, 255, 255, .06);
      transition: transform 180ms ease, background 180ms ease;
    }

    .social-icons a:hover,
    .social-icons a:focus-visible {
      transform: translateY(-2px);
      background: rgba(217, 99, 50, .28);
      outline: none;
    }

    .social-icons svg {
      width: 20px;
      height: 20px;
      fill: currentColor;
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 20px;
      margin-top: 34px;
      padding-top: 22px;
      border-top: 1px solid rgba(255, 255, 255, .1);
      font-size: 12px;
    }

    .reveal {
      opacity: 1;
      transform: none;
    }

    .reveal.visible {
      opacity: 1;
      transform: none;
    }

    @keyframes fadeUp {
      from {
        opacity: 0;
        transform: translateY(12px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    @media (max-width: 980px) {
      .top-strip,
      .desktop-nav {
        display: none;
      }

      .menu-button {
        display: inline-block;
      }

      .mobile-nav.open {
        display: block;
      }

      .hero {
        min-height: auto;
      }

      .section-heading,
      .products-grid,
      .product-systems-v2,
      .product-showcase-card,
      .quality-grid,
      .quality-detail-layout,
      .document-panel,
      .content-split,
      .home-cta-band,
      .contact-shell,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .tab-list {
        position: static;
        grid-template-columns: repeat(4, minmax(180px, 1fr));
        overflow-x: auto;
        padding-bottom: 4px;
      }

      .tab-button:hover,
      .tab-button:focus-visible {
        transform: translateY(-1px);
      }

      .product-showcase-media {
        min-height: 260px;
      }

      .product-showcase-copy {
        padding: 28px;
      }

      .process-step {
        grid-template-columns: 1fr;
      }

      .process-step img {
        min-height: 240px;
      }

      .process-slot,
      .process-slot img,
      .image-slot img {
        min-height: 260px;
      }

      .timeline,
      .value-grid,
      .info-card-grid,
      .contact-next-grid,
      .home-card-grid,
      .preview-grid,
      .preview-grid.preview-grid-four {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .proof-strip {
        grid-template-columns: 1fr;
      }

      .timeline::before {
        display: none;
      }

      .panel-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .footer-tags {
        justify-content: flex-start;
      }
    }

    @media (max-width: 680px) {
      .section {
        padding: 66px 0;
      }

      .hero {
        padding: 64px 0 42px;
      }

      h1 {
        font-size: 38px;
        line-height: 1.08;
        word-break: break-all;
        line-break: anywhere;
      }

      .hero-lede {
        font-size: 16px;
        overflow-wrap: anywhere;
        word-break: break-all;
        line-break: anywhere;
      }

      .eyebrow {
        display: flex;
        width: 100%;
        font-size: 10px;
        letter-spacing: .08em;
        overflow-wrap: anywhere;
        line-break: anywhere;
      }

      .nav-wrap {
        min-height: 66px;
      }

      .brand-copy strong {
        font-size: 18px;
      }

      .brand-copy span {
        max-width: 210px;
        overflow: hidden;
        text-overflow: ellipsis;
        font-size: 12px;
      }

      .brand-mark {
        width: 46px;
        height: 46px;
      }

      .metric-row,
      .timeline,
      .value-grid,
      .info-card-grid,
      .contact-next-grid,
      .home-card-grid,
      .preview-grid,
      .preview-grid.preview-grid-four,
      .home-cta-band,
      .quality-detail-layout,
      .checkpoint-grid,
      .document-panel,
      .content-split,
      .proof-strip,
      .panel-grid,
      .case-grid,
      .form-grid,
      .choice-grid,
      .tab-list {
        grid-template-columns: 1fr;
      }

      .tab-list {
        display: flex;
        overflow-x: auto;
        gap: 8px;
      }

      .tab-button {
        min-width: 190px;
      }

      .product-showcase-card {
        grid-template-columns: 1fr;
        min-height: auto;
      }

      .product-showcase-media {
        min-height: 220px;
        height: 220px;
      }

      .product-showcase-copy {
        padding: 22px;
      }

      .process-step > div {
        padding: 26px 22px 24px;
      }

      .feature-list li {
        grid-template-columns: 1fr;
        gap: 4px;
      }

      .content-split > div,
      .quality-copy,
      .document-panel,
      .info-card,
      .contact-next-card,
      .home-system-card,
      .home-cta-band {
        padding: 22px;
      }

      .preview-card img {
        height: 210px;
      }

      .inline-actions {
        display: grid;
      }

      .image-slot figcaption {
        left: 10px;
        right: 10px;
        bottom: 10px;
        font-size: 12px;
      }

      .ticker {
        display: grid;
        grid-template-columns: 1fr;
        justify-items: center;
      }

      .ticker span {
        width: 100%;
        max-width: 300px;
        justify-content: center;
        text-align: center;
        white-space: normal;
      }

      .metric {
        border-right: 0;
        border-bottom: 1px solid var(--white-line);
      }

      .metric:last-child {
        border-bottom: 0;
      }

      .product-card.wide {
        grid-column: auto;
      }

      .comparison {
        overflow-x: auto;
      }

      .comparison-row {
        min-width: 700px;
      }

      .contact-copy,
      form {
        padding: 24px;
      }

      .footer-bottom {
        flex-direction: column;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        scroll-behavior: auto !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
      }

      .reveal {
        opacity: 1;
        transform: none;
      }
    }
  

/* Multi-page navigation state */
.desktop-nav a.active,
.mobile-nav a.active {
  color: var(--orange-dark);
  background: rgba(217, 99, 50, .12);
}

.desktop-nav a.active {
  position: relative;
}

.desktop-nav a.active::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 4px;
  height: 2px;
  border-radius: 999px;
  background: var(--orange);
}

.product-nurture {
  margin-top: 42px;
  padding: 44px 0 0;
  border-top: 1px solid rgba(24, 24, 23, .12);
}

.nurture-rail {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.nurture-card {
  min-height: 420px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-2);
  box-shadow: 0 18px 46px rgba(24, 24, 23, .07);
  overflow: hidden;
}

.nurture-card img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  border-bottom: 1px solid rgba(24, 24, 23, .1);
}

.nurture-card span,
.nurture-card h3,
.nurture-card p {
  margin-left: 20px;
  margin-right: 20px;
}

.nurture-card span {
  display: block;
  margin-top: 20px;
  margin-bottom: 18px;
  color: var(--orange-dark);
  font-family: "Plus Jakarta Sans", "Noto Sans TC", sans-serif;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.nurture-card h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.18;
}

.nurture-card p {
  color: var(--smoke);
  font-size: 15px;
}

.nurture-action {
  margin-top: 18px;
  text-align: center;
}

.process-step ul,
.process-step li {
  color: rgba(255, 249, 239, .92);
}

.process-step li {
  font-size: 16px;
  font-weight: 800;
}

.quality-panel ul.detail-list,
.quality-panel ul.detail-list li {
  color: rgba(255, 255, 255, .86);
}

@media (max-width: 980px) {
  .nurture-rail {
    grid-template-columns: 1fr;
  }

  .nurture-card {
    min-height: auto;
  }
}

/* SDD v1.4 corrections: readable support controls, legal links and evidence states. */
.footer-legal-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
}

.footer-legal-links a,
.contact-details a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

#contactForm > label {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

#contactForm select {
  appearance: none;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  font: inherit;
  min-height: 48px;
  padding: 12px 14px;
  width: 100%;
}

.contact-details small {
  color: var(--smoke);
  display: inline-block;
  font-size: 12px;
  line-height: 1.6;
  margin-top: 5px;
}

.button,
.tab-button,
.menu-button,
.choice,
.footer-links a,
.desktop-nav a,
.mobile-nav a {
  min-height: 44px;
}

.button,
.tab-button,
.choice,
.footer-links a,
.desktop-nav a,
.mobile-nav a {
  align-items: center;
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .hero-lede,
  .section-heading > p,
  .contact-copy > p,
  .legal-copy,
  .feature-list,
  .quality-panel,
  .process-step p,
  .process-step li { font-size: 16px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 10px; }
}

/* End-user readability pass: give touch targets, text and cards room to breathe. */
body {
  font-size: 16px;
}

.container,
.nav-wrap,
.ticker {
  width: min(1180px, calc(100% - 40px));
}

.button {
  min-height: 48px;
  padding: 13px 20px;
}

.case-card {
  padding: 32px;
}

.case-card p,
.case-card ul,
.case-card li,
.home-system-card p,
.preview-card p {
  font-size: 16px;
  line-height: 1.7;
}

.case-card ul {
  gap: 12px;
}

.case-card li {
  padding-left: 24px;
}

.case-card .button {
  width: 100%;
  margin-top: 24px;
}

.visual-note {
  margin: 0 0 10px;
  color: var(--smoke);
  font-size: 13px;
  line-height: 1.5;
}

@media (max-width: 680px) {
  .container,
  .nav-wrap,
  .ticker,
  .mobile-nav {
    width: calc(100% - 40px);
  }

  h1,
  .hero-lede,
  .eyebrow {
    word-break: normal;
    overflow-wrap: anywhere;
    line-break: auto;
  }

  .case-card {
    padding: 26px 22px;
  }

  .case-card .button {
    margin-top: 26px;
  }
}

/* Keep supporting copy readable and rows visually aligned. */
.desktop-nav a,
.mobile-nav a,
.button,
.tab-button,
#contactForm label,
.choice {
  font-size: 16px;
}

.eyebrow,
.product-tag,
.case-kicker,
.value-no,
.nurture-card > span,
.home-system-card > span {
  font-size: 14px;
}

.metric span,
.product-card p,
.product-card ul,
.timeline-item p,
.source-note,
.checkpoint-grid span,
.nurture-card p,
.form-consent,
.footer-links a,
.footer-contact li,
.footer-social p {
  font-size: 16px;
  line-height: 1.65;
}

.footer-bottom {
  font-size: 14px;
  line-height: 1.7;
}

.home-card-grid,
.value-grid,
.preview-grid,
.nurture-rail,
.case-grid,
.quality-grid,
.checkpoint-grid {
  align-items: stretch;
}

.home-system-card,
.value-card,
.preview-card,
.nurture-card,
.case-card,
.quality-panel,
.checkpoint-grid article {
  height: 100%;
}

/* Published-site typography: preserve Chinese meaning, rhythm and alignment. */
html {
  line-break: strict;
}

body {
  overflow-wrap: break-word;
}

h1,
h2,
h3,
.eyebrow,
.button,
.tab-button,
.desktop-nav a,
.mobile-nav a {
  word-break: normal;
  overflow-wrap: normal;
  text-wrap: balance;
}

p,
li,
.legal-copy,
.section-heading > p {
  text-wrap: pretty;
}

.semantic-line,
.keep-together {
  display: inline-block;
  white-space: nowrap;
}

.button,
.tab-button,
.desktop-nav a,
.mobile-nav a,
.top-strip span {
  white-space: nowrap;
}

.section-heading h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(32px, 4.4vw, 58px);
  font-weight: 900;
  letter-spacing: 0;
  line-height: 1.08;
  text-shadow: none;
}

.section-heading h1 .semantic-line,
.section-heading h2 .semantic-line {
  max-width: 100%;
}

.contact-copy h1 {
  font-size: clamp(32px, 10vw, 52px);
  line-height: 1.08;
}

.contact-shell {
  align-items: stretch;
}

.contact-copy .contact-details span,
.contact-copy .contact-details a,
.contact-copy .contact-details small {
  color: rgba(255, 255, 255, .88);
}

.legal-copy h2 {
  margin: 32px 0 8px;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.4;
}

.visual-note,
.contact-details small,
.field-note {
  font-size: 16px;
  line-height: 1.65;
}

.field-note {
  color: var(--smoke);
  font-weight: 500;
}

.content-split,
.home-cta-band,
.section-heading {
  align-items: center;
}

.form-actions {
  align-items: stretch;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(217, 99, 50, .55);
  outline-offset: 3px;
}

@media (max-width: 640px) {
  .section-heading h1 {
    font-size: clamp(32px, 10vw, 42px);
    line-height: 1.12;
  }

  .section-heading,
  .content-split,
  .home-cta-band {
    align-items: start;
  }

  .form-actions .button {
    width: 100%;
  }

  .brand-copy > span {
    display: none;
  }

  .visual-note,
  .contact-details small,
  .field-note {
    font-size: 16px;
  }

  .tab-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    overflow: visible;
  }

  .tab-button {
    width: 100%;
    min-width: 0;
  }
}