/* SIKING Design System — extracted from v6, English-only MVP */

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

    :root {
      /* New semantic color palette based on Visual Identity */
      --color-steel: #6B8EA3;
      --color-steel-light: #8EB0C6;
      --color-steel-dark: #4A6B7E;
      --color-charcoal: #2C3E50;
      --color-charcoal-dark: #1A252F;
      --color-sage: #8FA89F;
      --color-offwhite: #F8F9FA;
      --color-white: #ffffff;

      /* Mapping legacy vars to new palette to prevent breaking existing classes until Phase 2 */
      --b9: var(--color-charcoal);
      --b8: var(--color-charcoal);
      --b7: var(--color-steel-dark);
      --b6: var(--color-steel);
      --b5: #2563eb;
      --b4: var(--color-steel-light);
      --b1: #dbeafe;
      --b0: #eff6ff;
      --o5: var(--color-steel);
      --o6: var(--color-steel-dark);
      --o4: var(--color-steel-light);
      --g5: var(--color-sage);
      --g50: var(--color-offwhite);
      --g100: #f1f5f9;
      --g200: #e2e8f0;
      --g300: #cbd5e1;
      --g400: #A0A8B3;
      --g500: #64748b;
      --g600: #475569;
      --g700: #334155;
      --g800: var(--color-charcoal);
      --g900: #1A1D23;

      --w: var(--color-white);
      --fh: 'Noto Sans SC', sans-serif;
      --fb: 'IBM Plex Sans', sans-serif;
      --fm: 'IBM Plex Mono', monospace;
      --primary: var(--color-steel);
      --mono: var(--fm);

      /* 8px Spacing scale */
      --space-xs: 4px;
      --space-s: 8px;
      --space-m: 16px;
      --space-l: 24px;
      --space-xl: 32px;
      --space-2xl: 48px;

      --smd: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);
      --slg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -4px rgba(0, 0, 0, .1);
      --sxl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 8px 10px -6px rgba(0, 0, 0, .1);
      --rs: 6px;
      --rm: 8px;
      --rl: 12px;
      /* Vercel Guidelines: No transition: all */
      --tr: transform .3s cubic-bezier(.4, 0, .2, 1), opacity .3s cubic-bezier(.4, 0, .2, 1), background-color .3s cubic-bezier(.4, 0, .2, 1), color .3s cubic-bezier(.4, 0, .2, 1), border-color .3s cubic-bezier(.4, 0, .2, 1), box-shadow .3s cubic-bezier(.4, 0, .2, 1);
    }

    html {
      scroll-behavior: smooth
    }

    body {
      font-family: var(--fb);
      color: var(--color-charcoal-dark);
      line-height: 1.6;
      background: var(--color-offwhite);
      overflow-x: hidden
    }

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

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

    ul {
      list-style: none
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
      font-family: var(--fh);
      line-height: 1.2;
      text-wrap: balance
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
      outline: 2px solid var(--color-steel);
      outline-offset: 2px;
    }

    .ctn {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 24px
    }

    .top-bar {
      background: var(--b9);
      color: #fff;
      font-size: 13px;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, .08)
    }

    .top-bar .ctn {
      display: flex;
      justify-content: flex-end;
      gap: 28px;
      align-items: center
    }

    .top-bar a {
      color: var(--g300);
      display: flex;
      align-items: center;
      gap: 6px;
      transition: var(--tr);
      cursor: pointer
    }

    .top-bar a:hover {
      color: var(--o4)
    }

    .top-bar svg {
      width: 14px;
      height: 14px;
      flex-shrink: 0
    }

    .hdr {
      background: #fff;
      position: sticky;
      top: 0;
      z-index: 1000;
      box-shadow: var(--smd)
    }

    .hdr .ctn {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px
    }

    .logo {
      font-family: var(--fh);
      font-weight: 800;
      font-size: 26px;
      color: var(--b7);
      display: flex;
      align-items: center;
      gap: 10px;
      cursor: pointer
    }

    .logo-i {
      width: 40px;
      height: 40px;
      background: linear-gradient(135deg, var(--b6), var(--b4));
      border-radius: var(--rs);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 18px;
      font-weight: 800;
      letter-spacing: -1px
    }

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

    .nav>li {
      position: relative
    }

    .nav>li>a {
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 600;
      color: var(--g700);
      border-radius: var(--rs);
      transition: var(--tr);
      display: flex;
      align-items: center;
      gap: 4px;
      cursor: pointer
    }

    .nav>li>a:hover {
      color: var(--b6);
      background: var(--b0)
    }

    .nav>li>a svg {
      width: 12px;
      height: 12px;
      opacity: .5
    }

    .dd {
      position: absolute;
      top: 100%;
      left: 0;
      min-width: 260px;
      background: #fff;
      border-radius: var(--rm);
      box-shadow: var(--sxl);
      padding: 8px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(8px);
      transition: var(--tr);
      border: 1px solid var(--g100);
      z-index: 100
    }

    .nav>li:hover .dd {
      opacity: 1;
      visibility: visible;
      transform: translateY(0)
    }

    .dd a {
      display: block;
      padding: 10px 14px;
      font-size: 13.5px;
      color: var(--g600);
      border-radius: var(--rs);
      transition: var(--tr);
      cursor: pointer
    }

    .dd a:hover {
      background: var(--b0);
      color: var(--b6)
    }

    .dd .dd-hl {
      color: var(--o5);
      font-weight: 700
    }

    .nav-cta {
      background: var(--o5) !important;
      color: #fff !important;
      padding: 10px 22px !important;
      border-radius: var(--rm) !important;
      font-weight: 700 !important
    }

    .nav-cta:hover {
      background: var(--o6) !important
    }

    .mt {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px
    }

    .mt span {
      display: block;
      width: 24px;
      height: 2px;
      background: var(--g700);
      margin: 5px 0;
      transition: var(--tr)
    }

    .hero {
      position: relative;
      overflow: hidden;
      background: var(--b9)
    }

    .hero-s {
      display: flex;
      transition: transform .7s cubic-bezier(.4, 0, .2, 1)
    }

    .hero-sl {
      min-width: 100%;
      padding: 100px 0 110px;
      position: relative
    }

    .hero-sl::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(10, 22, 40, .92), rgba(20, 50, 104, .85));
      z-index: 1
    }

    .hero-sl .ctn {
      position: relative;
      z-index: 2
    }

    .hero-sl h1 {
      font-size: 44px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 24px;
      max-width: 720px;
      line-height: 1.15
    }

    .hf {
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-bottom: 36px
    }

    .hf li {
      display: flex;
      align-items: center;
      gap: 12px;
      color: rgba(255, 255, 255, .85);
      font-size: 16px
    }

    .hf li::before {
      content: '✓';
      width: 24px;
      height: 24px;
      background: var(--g5);
      color: #fff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 13px;
      font-weight: 700;
      flex-shrink: 0
    }

    .hb {
      display: flex;
      gap: 16px
    }

    .bp {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 32px;
      background: var(--o5);
      color: #fff;
      font-family: var(--fh);
      font-weight: 700;
      font-size: 15px;
      border-radius: var(--rm);
      border: none;
      cursor: pointer;
      transition: var(--tr)
    }

    .bp:hover {
      background: var(--o6);
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(249, 115, 22, .3)
    }

    .bo {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 32px;
      background: 0 0;
      color: #fff;
      border: 2px solid rgba(255, 255, 255, .3);
      font-family: var(--fh);
      font-weight: 700;
      font-size: 15px;
      border-radius: var(--rm);
      cursor: pointer;
      transition: var(--tr)
    }

    .bo:hover {
      border-color: #fff;
      background: rgba(255, 255, 255, .08)
    }

    .hd {
      position: absolute;
      bottom: 32px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 10px;
      z-index: 10
    }

    .hdt {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .3);
      cursor: pointer;
      transition: var(--tr);
      border: none
    }

    .hdt.active {
      background: var(--o5);
      width: 32px;
      border-radius: 6px
    }

    .tb {
      background: #fff;
      padding: 28px 0;
      border-bottom: 1px solid var(--g200)
    }

    .ti {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px
    }

    .tit {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 10px 0
    }

    .tic {
      width: 44px;
      height: 44px;
      border-radius: var(--rm);
      background: var(--b0);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0
    }

    .tic svg {
      width: 22px;
      height: 22px;
      color: var(--b6)
    }

    .tix h4 {
      font-size: 13px;
      font-weight: 700;
      color: var(--g800);
      margin-bottom: 2px
    }

    .tix p {
      font-size: 11.5px;
      color: var(--g500)
    }

    .sec {
      padding: 80px 0
    }

    .sl {
      background: var(--g50)
    }

    .sd {
      background: var(--b9);
      color: #fff
    }

    .sh {
      text-align: center;
      margin-bottom: 56px
    }

    .st {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 16px;
      background: var(--b0);
      color: var(--b6);
      font-size: 13px;
      font-weight: 700;
      border-radius: 50px;
      margin-bottom: 16px;
      text-transform: uppercase;
      letter-spacing: .5px
    }

    .sd .st {
      background: rgba(37, 99, 235, .2);
      color: var(--b4)
    }

    .sh h2 {
      font-size: 38px;
      font-weight: 800;
      color: var(--g900);
      margin-bottom: 16px
    }

    .sd .sh h2 {
      color: #fff
    }

    .sh p {
      font-size: 17px;
      color: var(--g500);
      max-width: 640px;
      margin: 0 auto
    }

    .sd .sh p {
      color: rgba(255, 255, 255, .65)
    }

    .ag {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      align-items: center
    }

    .ai {
      border-radius: var(--rl);
      overflow: hidden;
      aspect-ratio: 4/3;
      background: linear-gradient(135deg, #e0eaff, #c7d9f7);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 48px;
      color: var(--b4);
      opacity: .5
    }

    .ac h2 {
      font-size: 34px;
      font-weight: 800;
      color: var(--g900);
      margin-bottom: 20px
    }

    .ac p {
      font-size: 15.5px;
      color: var(--g600);
      margin-bottom: 16px;
      line-height: 1.7
    }

    .as {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-top: 32px
    }

    .sb {
      text-align: center
    }

    .sn {
      font-family: var(--fh);
      font-size: 36px;
      font-weight: 800;
      color: var(--b6);
      line-height: 1
    }

    .slb {
      font-size: 13px;
      color: var(--g500);
      margin-top: 4px
    }

    .ls {
      display: flex;
      align-items: center;
      gap: 48px;
      overflow: hidden;
      padding: 20px 0;
      mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent)
    }

    .lt {
      display: flex;
      gap: 48px;
      animation: scr 25s linear infinite
    }

    @keyframes scr {
      0% {
        transform: translateX(0)
      }

      100% {
        transform: translateX(-50%)
      }
    }

    .li {
      flex-shrink: 0;
      width: 140px;
      height: 56px;
      background: var(--g100);
      border-radius: var(--rm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--fh);
      font-weight: 700;
      color: var(--g400);
      font-size: 14px;
      transition: var(--tr)
    }

    .li:hover {
      background: var(--g200);
      color: var(--g600)
    }

    .pg {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px
    }

    .pc {
      border-radius: var(--rl);
      overflow: hidden;
      background: #fff;
      border: 1px solid var(--g200);
      transition: var(--tr);
      cursor: pointer
    }

    .pc:hover {
      transform: translateY(-6px);
      box-shadow: var(--sxl);
      border-color: transparent
    }

    .pci {
      aspect-ratio: 1;
      background: linear-gradient(135deg, var(--g100), var(--g50));
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden
    }

    .phi {
      font-size: 56px;
      opacity: .15
    }

    .pcb {
      padding: 16px 18px
    }

    .pcb h4 {
      font-size: 14px;
      font-weight: 700;
      color: var(--g800);
      text-align: center
    }

    .cg {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px
    }

    .cc {
      background: #fff;
      border-radius: var(--rl);
      padding: 36px 28px;
      border: 1px solid var(--g200);
      transition: var(--tr);
      position: relative;
      overflow: hidden;
      cursor: pointer
    }

    .cc::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, var(--b5), var(--b4));
      opacity: 0;
      transition: var(--tr)
    }

    .cc:hover {
      transform: translateY(-4px);
      box-shadow: var(--slg)
    }

    .cc:hover::before {
      opacity: 1
    }

    .cc.hl::before {
      opacity: 1;
      background: linear-gradient(90deg, var(--o5), var(--o4))
    }

    .ci {
      width: 56px;
      height: 56px;
      border-radius: var(--rm);
      background: var(--b0);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      font-size: 28px
    }

    .cc h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--g900);
      margin-bottom: 10px
    }

    .cc>p {
      font-size: 14px;
      color: var(--g500);
      line-height: 1.6
    }

    .cl {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-top: 16px;
      font-size: 14px;
      font-weight: 700;
      color: var(--b6);
      transition: var(--tr);
      cursor: pointer
    }

    .cl:hover {
      gap: 10px
    }

    .ps {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 12px;
      position: relative
    }

    .ps::before {
      content: '';
      position: absolute;
      top: 36px;
      left: 10%;
      right: 10%;
      height: 3px;
      background: var(--b5);
      opacity: .15;
      z-index: 0
    }

    .pst {
      text-align: center;
      position: relative;
      z-index: 1
    }

    .psn {
      width: 72px;
      height: 72px;
      background: var(--b6);
      color: #fff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--fh);
      font-size: 24px;
      font-weight: 800;
      margin: 0 auto 16px;
      box-shadow: 0 4px 16px rgba(37, 99, 235, .25)
    }

    .pst h4 {
      font-size: 14px;
      font-weight: 700;
      color: var(--g800);
      margin-bottom: 6px
    }

    .pst>p {
      font-size: 12.5px;
      color: var(--g500);
      line-height: 1.5
    }

    .cr {
      display: flex;
      justify-content: center;
      gap: 40px;
      flex-wrap: wrap
    }

    .cb {
      width: 120px;
      height: 120px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .08);
      border: 2px solid rgba(255, 255, 255, .15);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      transition: var(--tr);
      cursor: pointer
    }

    .cb:hover {
      background: rgba(255, 255, 255, .12);
      transform: scale(1.05)
    }

    .cb .cbi {
      font-size: 28px;
      margin-bottom: 6px
    }

    .cb span {
      font-size: 11px;
      font-weight: 700;
      color: rgba(255, 255, 255, .8);
      line-height: 1.3
    }

    .ctg {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px
    }

    .ctc {
      background: #fff;
      border: 1px solid var(--g200);
      border-radius: var(--rl);
      overflow: hidden;
      text-align: center;
      transition: var(--tr)
    }

    .ctc:hover {
      transform: translateY(-4px);
      box-shadow: var(--slg)
    }

    .ctci {
      aspect-ratio: 3/4;
      background: var(--b1);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--mono);
      font-size: 20px;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: 0.05em;
      border-bottom: 1px solid var(--g100)
    }

    .ctcb {
      padding: 16px 12px
    }

    .ctcb h4 {
      font-size: 14px;
      font-weight: 700;
      color: var(--g800)
    }

    .ctcb p {
      font-size: 12px;
      color: var(--g500);
      margin-top: 4px
    }

    .qf {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px
    }

    .qi {
      background: #fff;
      border: 1px solid var(--g200);
      border-radius: var(--rl);
      padding: 32px 24px;
      text-align: center;
      transition: var(--tr)
    }

    .qi:hover {
      box-shadow: var(--slg);
      transform: translateY(-3px)
    }

    .qi .qn {
      font-family: var(--fh);
      font-size: 42px;
      font-weight: 800;
      color: var(--b1);
      line-height: 1;
      margin-bottom: 12px
    }

    .qi h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--g900);
      margin-bottom: 8px
    }

    .qi>p {
      font-size: 13.5px;
      color: var(--g500);
      line-height: 1.6
    }

    .cta {
      background: linear-gradient(135deg, var(--b7), var(--b9));
      padding: 80px 0;
      text-align: center;
      position: relative;
      overflow: hidden
    }

    .cta::before {
      content: '';
      position: absolute;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(37, 99, 235, .15), transparent 70%);
      top: -200px;
      right: -100px
    }

    .cta h2 {
      font-size: 36px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
      position: relative
    }

    .cta>p,
    .cta .ctn>p {
      font-size: 17px;
      color: rgba(255, 255, 255, .65);
      margin-bottom: 36px;
      max-width: 560px;
      margin-left: auto;
      margin-right: auto;
      position: relative
    }

    .ctb {
      display: flex;
      gap: 16px;
      justify-content: center;
      position: relative;
      flex-wrap: wrap
    }

    .cog {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 56px
    }

    .coin h3 {
      font-size: 22px;
      font-weight: 800;
      color: var(--g900);
      margin-bottom: 24px
    }

    .coit {
      display: flex;
      gap: 16px;
      padding: 18px 0;
      border-bottom: 1px solid var(--g100)
    }

    .coic {
      width: 44px;
      height: 44px;
      background: var(--b0);
      border-radius: var(--rm);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0
    }

    .coic svg {
      width: 20px;
      height: 20px;
      color: var(--b6)
    }

    .coit h4 {
      font-size: 14px;
      font-weight: 700;
      color: var(--g800)
    }

    .coit>div>p {
      font-size: 14px;
      color: var(--g500);
      margin-top: 2px
    }

    .cf {
      background: #fff;
      border-radius: var(--rl);
      padding: 40px;
      box-shadow: var(--sxl);
      border: 1px solid var(--g100)
    }

    .fr {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-bottom: 16px
    }

    .fg {
      margin-bottom: 16px
    }

    .fg label {
      display: block;
      font-size: 13px;
      font-weight: 700;
      color: var(--g700);
      margin-bottom: 6px
    }

    .fg input,
    .fg select,
    .fg textarea {
      width: 100%;
      padding: 12px 16px;
      border: 1.5px solid var(--g200);
      border-radius: var(--rm);
      font-family: var(--fb);
      font-size: 14px;
      color: var(--g800);
      transition: var(--tr);
      background: #fff
    }

    .fg input:focus,
    .fg select:focus,
    .fg textarea:focus {
      outline: none;
      border-color: var(--b5);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, .1)
    }

    .fg textarea {
      min-height: 120px;
      resize: vertical
    }

    .fs {
      width: 100%;
      padding: 14px;
      background: var(--o5);
      color: #fff;
      font-family: var(--fh);
      font-weight: 700;
      font-size: 15px;
      border: none;
      border-radius: var(--rm);
      cursor: pointer;
      transition: var(--tr)
    }

    .fs:hover {
      background: var(--o6);
      transform: translateY(-1px)
    }

    .fs[disabled] {
      opacity: .7;
      cursor: wait;
      transform: none
    }

    .conversion-section {
      padding: 72px 0 88px
    }

    .conversion-grid {
      align-items: start
    }

    .conversion-panel {
      display: flex;
      flex-direction: column;
      gap: 24px
    }

    .conversion-panel h3,
    .conversion-card h3 {
      font-size: 22px;
      font-weight: 800;
      color: var(--g900);
      margin-bottom: 12px
    }

    .conversion-panel>p,
    .conversion-card>p,
    .conversion-note p {
      font-size: 14.5px;
      color: var(--g600);
      line-height: 1.7
    }

    .conversion-card,
    .conversion-note {
      background: #fff;
      border: 1px solid var(--g200);
      border-radius: var(--rl);
      padding: 28px 24px;
      box-shadow: var(--smd)
    }

    .conversion-note {
      background: linear-gradient(180deg, rgba(142, 176, 198, .12), rgba(248, 249, 250, .95))
    }

    .conversion-meta {
      display: flex;
      flex-direction: column;
      gap: 16px
    }

    .conversion-meta li {
      display: flex;
      gap: 14px;
      align-items: flex-start
    }

    .conversion-meta-icon {
      width: 40px;
      height: 40px;
      border-radius: var(--rm);
      background: var(--b0);
      color: var(--b6);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0
    }

    .conversion-meta-icon svg {
      width: 18px;
      height: 18px
    }

    .conversion-meta strong {
      display: block;
      font-size: 13px;
      font-weight: 700;
      color: var(--g800);
      margin-bottom: 2px
    }

    .conversion-meta span,
    .conversion-meta a {
      font-size: 14px;
      color: var(--g600);
      line-height: 1.6
    }

    .conversion-meta a:hover {
      color: var(--b6)
    }

    .conversion-list {
      display: grid;
      gap: 12px
    }

    .conversion-list li {
      position: relative;
      padding-left: 18px;
      font-size: 14px;
      color: var(--g700);
      line-height: 1.6
    }

    .conversion-list li::before {
      content: '';
      position: absolute;
      left: 0;
      top: 8px;
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--color-steel)
    }

    .form-intro {
      margin-bottom: 24px
    }

    .form-intro p {
      font-size: 14px;
      color: var(--g500);
      line-height: 1.7
    }

    .required-mark {
      color: #c2410c
    }

    .field-help {
      display: block;
      margin-top: 6px;
      font-size: 12px;
      color: var(--g500)
    }

    .choice-set {
      display: flex;
      flex-wrap: wrap;
      gap: 12px
    }

    .choice-option {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 11px 14px;
      border: 1.5px solid var(--g200);
      border-radius: var(--rm);
      background: #fff;
      color: var(--g700);
      font-size: 14px;
      cursor: pointer;
      transition: var(--tr)
    }

    .choice-option:hover {
      border-color: var(--color-steel-light);
      background: rgba(142, 176, 198, .08)
    }

    .choice-option input {
      width: 16px;
      height: 16px;
      margin: 0
    }

    .conditional-field[hidden],
    .form-feedback[hidden],
    .form-result[hidden] {
      display: none !important
    }

    .field-error {
      margin-top: 6px;
      font-size: 12px;
      color: #b42318
    }

    .fg input[aria-invalid="true"],
    .fg select[aria-invalid="true"],
    .fg textarea[aria-invalid="true"] {
      border-color: #dc2626;
      box-shadow: 0 0 0 3px rgba(220, 38, 38, .08)
    }

    .form-feedback {
      margin-bottom: 16px;
      padding: 13px 14px;
      border-radius: var(--rm);
      font-size: 13.5px;
      line-height: 1.6
    }

    .form-feedback--error {
      border: 1px solid rgba(220, 38, 38, .22);
      background: rgba(254, 242, 242, .95);
      color: #991b1b
    }

    .form-result {
      border-radius: var(--rl);
      padding: 24px;
      border: 1px solid var(--g200)
    }

    .form-result--success {
      background: rgba(236, 253, 245, .92);
      border-color: rgba(16, 185, 129, .25)
    }

    .form-result--error {
      background: rgba(254, 242, 242, .92);
      border-color: rgba(220, 38, 38, .22)
    }

    .form-result h3 {
      font-size: 20px;
      font-weight: 800;
      color: var(--g900);
      margin-bottom: 8px
    }

    .form-result p {
      font-size: 14px;
      color: var(--g700);
      line-height: 1.7
    }

    .file-meta {
      margin-top: 8px;
      font-size: 12px;
      color: var(--g500)
    }

    .mp {
      width: 100%;
      height: 200px;
      background: var(--g100);
      border-radius: var(--rl);
      margin-top: 32px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--g400);
      font-size: 14px;
      font-weight: 600
    }

    .ph {
      background: linear-gradient(160deg, var(--color-charcoal-dark) 0%, var(--color-charcoal) 100%);
      padding: 80px 0 64px;
      text-align: center;
      position: relative;
      overflow: hidden;
      border-bottom: 3px solid var(--primary)
    }

    .ph::before {
      content: '';
      position: absolute;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(107, 142, 163, .12), transparent 65%);
      top: -200px;
      left: 50%;
      transform: translateX(-50%)
    }

    .ph h1 {
      font-size: 48px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
      position: relative;
      letter-spacing: -0.02em;
      line-height: 1.1;
      text-wrap: balance
    }

    .ph h1::after {
      content: '';
      display: block;
      width: 40px;
      height: 2px;
      background: var(--primary);
      margin: 14px auto 0;
      border-radius: 1px
    }

    .ph>p {
      color: rgba(255, 255, 255, .55);
      font-size: 16px;
      position: relative;
      letter-spacing: 0.01em;
      max-width: 560px;
      margin-left: auto;
      margin-right: auto
    }

    .bc {
      display: flex;
      gap: 8px;
      justify-content: center;
      margin-top: 20px;
      position: relative
    }

    .bc a {
      color: rgba(255, 255, 255, .4);
      font-size: 12px;
      cursor: pointer;
      font-family: var(--mono);
      letter-spacing: 0.02em
    }

    .bc a:hover {
      color: var(--primary)
    }

    .bc span {
      color: rgba(255, 255, 255, .2);
      font-size: 12px
    }

    .bcc {
      color: rgba(255, 255, 255, .7) !important
    }

    .dg {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center
    }

    .di {
      border-radius: var(--rl);
      aspect-ratio: 16/10;
      background: linear-gradient(135deg, var(--b1), var(--b0));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 72px;
      opacity: .2
    }

    .dt h3 {
      font-size: 28px;
      font-weight: 800;
      color: var(--g900);
      margin-bottom: 16px
    }

    .dt p {
      font-size: 15px;
      color: var(--g600);
      line-height: 1.7;
      margin-bottom: 12px
    }

    .dt ul {
      margin-top: 16px
    }

    .dt ul li {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 8px 0;
      font-size: 14.5px;
      color: var(--g700)
    }

    .dt ul li::before {
      content: '';
      width: 8px;
      height: 8px;
      background: var(--b5);
      border-radius: 50%;
      flex-shrink: 0
    }

    .ds {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 40px
    }

    .dsb {
      background: #fff;
      border: 1px solid var(--g200);
      border-radius: var(--rm);
      padding: 24px 20px;
      text-align: center;
      transition: var(--tr)
    }

    .dsb:hover {
      box-shadow: var(--smd)
    }

    .dsv {
      font-family: var(--fh);
      font-size: 28px;
      font-weight: 800;
      color: var(--b6);
      margin-bottom: 4px
    }

    .dsl {
      font-size: 12px;
      color: var(--g500)
    }

    .fl {
      max-width: 800px;
      margin: 0 auto
    }

    .fi {
      border: 1px solid var(--g200);
      border-radius: var(--rm);
      margin-bottom: 12px;
      overflow: hidden;
      background: #fff
    }

    .fq {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 24px;
      cursor: pointer;
      font-family: var(--fh);
      font-weight: 700;
      font-size: 15px;
      color: var(--g800);
      transition: var(--tr)
    }

    .fq:hover {
      color: var(--b6)
    }

    .ft {
      width: 28px;
      height: 28px;
      background: var(--g100);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: var(--g500);
      flex-shrink: 0;
      transition: var(--tr)
    }

    .fi.open .ft {
      background: var(--b6);
      color: #fff;
      transform: rotate(45deg)
    }

    .fa {
      max-height: 0;
      overflow: hidden;
      transition: max-height .35s ease
    }

    .fai {
      padding: 0 24px 20px;
      font-size: 14.5px;
      color: var(--g600);
      line-height: 1.7
    }

    .tl {
      max-width: 700px;
      margin: 0 auto;
      position: relative
    }

    .tl::before {
      content: '';
      position: absolute;
      left: 24px;
      top: 0;
      bottom: 0;
      width: 3px;
      background: var(--b1)
    }

    .tli {
      padding-left: 64px;
      margin-bottom: 40px;
      position: relative
    }

    .tld {
      position: absolute;
      left: 12px;
      top: 4px;
      width: 28px;
      height: 28px;
      background: var(--b6);
      border-radius: 50%;
      border: 4px solid #fff;
      box-shadow: var(--smd)
    }

    .tli h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--g900);
      margin-bottom: 6px
    }

    .tli .yr {
      font-size: 12px;
      font-weight: 700;
      color: var(--b6);
      margin-bottom: 4px
    }

    .tli p {
      font-size: 14px;
      color: var(--g500)
    }

    .catg {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px
    }

    .catc {
      border-radius: var(--rl);
      overflow: hidden;
      background: #fff;
      border: 1px solid var(--g200);
      transition: var(--tr);
      cursor: pointer
    }

    .catc:hover {
      transform: translateY(-4px);
      box-shadow: var(--sxl)
    }

    .catci {
      aspect-ratio: 4/3;
      background: var(--b1);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--mono);
      font-size: 24px;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: 0.05em;
      border-bottom: 1px solid var(--g100)
    }

    .catcb {
      padding: 20px
    }

    .catcb h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--g900);
      margin-bottom: 6px
    }

    .catcb p {
      font-size: 13px;
      color: var(--g500);
      line-height: 1.5
    }

    .ftr {
      background: var(--b9);
      color: rgba(255, 255, 255, .7);
      padding: 64px 0 0
    }

    .ftg {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(255, 255, 255, .08)
    }

    .ftb h3 {
      font-size: 24px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px
    }

    .ftb p {
      font-size: 14px;
      line-height: 1.7;
      margin-bottom: 20px
    }

    .fts {
      display: flex;
      gap: 10px
    }

    .fts a {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .08);
      display: flex;
      align-items: center;
      justify-content: center;
      transition: var(--tr);
      font-size: 14px;
      color: rgba(255, 255, 255, .6);
      cursor: pointer
    }

    .fts a:hover {
      background: var(--b6);
      color: #fff
    }

    .ftc h4 {
      font-size: 14px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 20px;
      text-transform: uppercase;
      letter-spacing: .5px
    }

    .ftc a {
      display: block;
      font-size: 13.5px;
      padding: 6px 0;
      color: rgba(255, 255, 255, .55);
      transition: var(--tr);
      cursor: pointer
    }

    .ftc a:hover {
      color: var(--o4);
      padding-left: 4px
    }

    .ftbt {
      text-align: center;
      padding: 24px 0;
      font-size: 13px;
      color: rgba(255, 255, 255, .35)
    }

    

    

    

    

    

    .blc .pcb {
      padding: 20px
    }

    .blc .pci {
      aspect-ratio: 16/10
    }

    .blt {
      font-size: 12px;
      color: var(--b6);
      font-weight: 700;
      margin-bottom: 8px
    }

    .blh {
      text-align: left !important;
      font-size: 16px !important;
      line-height: 1.4 !important;
      margin-bottom: 8px !important
    }

    .bld {
      font-size: 13px;
      color: var(--g500);
      text-align: left
    }

    .blda {
      font-size: 12px;
      color: var(--g400);
      margin-top: 12px;
      text-align: left
    }

    .hl-badge {
      display: inline-block;
      padding: 3px 10px;
      background: var(--o5);
      color: #fff;
      font-size: 11px;
      font-weight: 700;
      border-radius: 50px;
      margin-bottom: 8px
    }

    .spec-tbl {
      width: 100%;
      border-collapse: collapse;
      margin-top: 20px;
      font-size: 14px;
      border-radius: var(--rm);
      overflow: hidden
    }

    .spec-tbl th {
      background: var(--primary);
      color: #fff;
      padding: 12px 16px;
      text-align: left;
      font-weight: 700;
      font-size: 12px;
      font-family: var(--mono);
      letter-spacing: 0.06em;
      text-transform: uppercase
    }

    .spec-tbl td {
      padding: 11px 16px;
      border-bottom: 1px solid var(--g200)
    }

    .spec-tbl tr:hover td {
      background: var(--b1)
    }

    .spec-tbl td:first-child {
      font-weight: 600;
      color: var(--g800);
      width: 40%
    }

    .mat-card {
      background: #fff;
      border: 1px solid var(--g200);
      border-radius: var(--rl);
      padding: 28px 24px;
      transition: var(--tr)
    }

    .mat-card:hover {
      box-shadow: var(--slg);
      transform: translateY(-3px)
    }

    .mat-card h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--g900);
      margin-bottom: 8px
    }

    .mat-card .mat-tag {
      display: inline-block;
      padding: 3px 10px;
      background: var(--b0);
      color: var(--b6);
      font-size: 11px;
      font-weight: 700;
      border-radius: 50px;
      margin-right: 6px;
      margin-bottom: 8px
    }

    .mat-card p {
      font-size: 13.5px;
      color: var(--g500);
      line-height: 1.6
    }

    .sample-flow {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 32px
    }

    .sf-step {
      text-align: center;
      padding: 24px 16px;
      background: #fff;
      border: 1px solid var(--g200);
      border-radius: var(--rl);
      transition: var(--tr)
    }

    .sf-step:hover {
      box-shadow: var(--smd)
    }

    .sf-step .sf-num {
      width: 48px;
      height: 48px;
      background: var(--b6);
      color: #fff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--fh);
      font-weight: 800;
      font-size: 20px;
      margin: 0 auto 12px
    }

    .sf-step h4 {
      font-size: 14px;
      font-weight: 700;
      color: var(--g800);
      margin-bottom: 4px
    }

    .sf-step p {
      font-size: 12px;
      color: var(--g500)
    }

    @media(max-width:1024px) {

      .pg,
      .ctg {
        grid-template-columns: repeat(3, 1fr)
      }

      .cg,
      .qf {
        grid-template-columns: repeat(2, 1fr)
      }

      .ftg {
        grid-template-columns: repeat(2, 1fr)
      }

      .ti {
        grid-template-columns: repeat(2, 1fr)
      }
    }

    @media(max-width:768px) {
      .nav {
        display: none
      }

      .mt {
        display: block
      }

      .hero-sl h1 {
        font-size: 30px
      }

      .hero-sl {
        padding: 60px 0 80px
      }

      .ti {
        grid-template-columns: 1fr
      }

      .ag,
      .dg,
      .cog {
        grid-template-columns: 1fr;
        gap: 32px
      }

      .pg {
        grid-template-columns: repeat(2, 1fr)
      }

      .cg,
      .qf,
      .catg,
      .ctg {
        grid-template-columns: 1fr
      }

      .ps,
      .sample-flow {
        grid-template-columns: repeat(2, 1fr)
      }

      .ps::before {
        display: none
      }

      .ftg {
        grid-template-columns: 1fr
      }

      .sh h2 {
        font-size: 28px
      }

      .fr {
        grid-template-columns: 1fr
      }

      .ds {
        grid-template-columns: repeat(2, 1fr)
      }

      .spec-tbl {
        font-size: 12px
      }

      .spec-tbl th,
      .spec-tbl td {
        padding: 8px 10px
      }
    }

    @keyframes fiu {
      from {
        opacity: 0;
        transform: translateY(24px)
      }

      to {
        opacity: 1;
        transform: translateY(0)
      }
    }

    .anim {
      animation: fiu .6s ease forwards
    }

    

    

    

    

    

    .lang-sw.open 

    

    

    

    /* ── About Page Layout ── */
    .ag{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
    .ac{display:flex;flex-direction:column;gap:20px}
    .ai{min-height:360px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--g100),var(--b1));border-radius:8px;font-family:var(--fm);font-size:11px;color:var(--g400);letter-spacing:0.08em;text-transform:uppercase;border:1px solid var(--g200)}
    .as{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
    .sb{background:var(--b0);border:1px solid var(--g200);border-radius:4px;padding:20px 16px;text-align:center}
    .sn{font-family:var(--fm);font-size:28px;font-weight:700;color:var(--color-steel-dark);line-height:1}
    .slb{font-size:11px;color:var(--g500);margin-top:4px;text-transform:uppercase;letter-spacing:0.06em}

    /* ── Timeline ── */
    .tl{position:relative;padding-left:32px}
    .tl::before{content:'';position:absolute;left:9px;top:0;bottom:0;width:2px;background:var(--g200)}
    .tli{position:relative;padding-bottom:32px}
    .tli:last-child{padding-bottom:0}
    .tld{position:absolute;left:-28px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--color-steel);border:3px solid #fff;box-shadow:0 0 0 2px var(--color-steel)}
    .yr{font-family:var(--fm);font-size:12px;font-weight:600;color:var(--color-steel);letter-spacing:0.06em;margin-bottom:4px;text-transform:uppercase}
    .tli h4{font-size:15px;font-weight:700;color:var(--g800);margin-bottom:4px}
    .tli p{font-size:14px;color:var(--g500);line-height:1.6}

    /* ── Material / Supplier Cards ── */
    .cg{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
    .cc{background:#fff;border:1px solid var(--g200);border-radius:8px;padding:28px 24px;position:relative;transition:var(--tr)}
    .cc:hover{box-shadow:var(--slg);transform:translateY(-2px)}
    .ci{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--rs);background:var(--color-steel-dark);color:#fff;font-family:var(--fm);font-size:11px;font-weight:600;letter-spacing:0.04em;margin-bottom:16px}
    .cc h3{font-size:17px;font-weight:700;color:var(--g800);margin-bottom:8px}
    .cc p{font-size:14px;color:var(--g500);line-height:1.6}

    /* ── Stat row / Data summary ── */
    .ds{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px;padding-top:32px;border-top:1px solid var(--g200)}
    .dsb{text-align:center;padding:8px}
    .dsv{font-family:var(--fm);font-size:22px;font-weight:700;color:var(--color-steel-dark);letter-spacing:-0.01em;line-height:1.1}
    .dsl{font-size:12px;color:var(--g500);margin-top:4px;text-transform:uppercase;letter-spacing:0.05em}

    /* ── Product Category Grid ── */
    .catg{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px}
    .catc{display:flex;align-items:flex-start;gap:16px;background:#fff;border:1px solid var(--g200);border-radius:4px;padding:20px;transition:var(--tr)}
    .catc:hover{box-shadow:var(--slg);border-color:var(--color-steel-light);transform:translateY(-1px)}
    .catci{flex-shrink:0;width:40px;height:40px;border-radius:var(--rs);background:var(--color-steel-dark);color:#fff;font-family:var(--fm);font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center;letter-spacing:0.04em}
    .catcb h4{font-size:14px;font-weight:700;color:var(--g800);margin-bottom:4px}
    .catcb p{font-size:13px;color:var(--g500);line-height:1.5}

    /* ── .di image placeholder refinement ── */
    .di{min-height:320px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--g100),var(--b1));border-radius:8px;font-family:var(--fm);font-size:11px;color:var(--g400);letter-spacing:0.08em;text-transform:uppercase;border:1px solid var(--g200)}

    /* ── .hf checklist: Steel Blue bullets ── */
    .hf li::before{background:var(--color-steel)}

    /* ── .bp button: Steel Blue shadow ── */
    .bp:hover{box-shadow:0 8px 20px rgba(74,107,126,.35)}

    /* ── Responsive: new layout classes ── */
    @media(max-width:900px){
      .ag{grid-template-columns:1fr;gap:32px}
      .cg{grid-template-columns:1fr}
      .as{grid-template-columns:repeat(2,1fr)}
      .ds{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:600px){
      .as,.ds{grid-template-columns:1fr}
      .catg{grid-template-columns:1fr}
    }
  
    /* V6 Specific CSS Additions */
    .hero-split { display: grid; grid-template-columns: 55% 45%; max-width: 1280px; margin: 0 auto; padding: 100px 24px 110px; align-items: center; gap: 40px; position:relative; z-index:2; }
    @media(max-width: 900px) { .hero-split { grid-template-columns: 1fr; padding: 60px 24px 80px; } }
    .hero-rt { background: var(--color-charcoal-dark); border: 1px solid var(--color-steel); padding: 32px; border-radius: 8px; font-family: var(--fm); margin-top: 20px;}
    .hero-rt .spec-row { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px dashed rgba(255,255,255,0.15); font-size: 14px; color: var(--color-steel-light); }
    .hero-rt .spec-row:last-child { border-bottom: none; }
    .hero-rt .spec-val { color: var(--color-white); font-weight: 500; }
    
    .proof-sect { background: var(--color-charcoal-dark); border-top: 4px solid var(--color-steel); padding: 80px 0; color: #fff; }
    .proof-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
    .proof-label { font-family: var(--fm); font-size: 13px; color: var(--color-steel-light); margin-bottom: 8px; display: block; text-transform: uppercase; letter-spacing: 1px;}
    .proof-title { font-size: 32px; font-weight: 800; color: #fff; margin-bottom: 24px; }
    .proof-text { font-size: 16px; color: rgba(255,255,255,0.7); line-height: 1.7; margin-bottom: 16px; }
    
    .ci-svg { width: 28px; height: 28px; stroke: var(--color-steel); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; fill: none; }
    .tb-svg { width: 22px; height: 22px; stroke: var(--color-steel); stroke-width: 1.5; stroke-linecap: round; fill: none; }