/* ============================================================
       BASE RESET & VARIABLES
    ============================================================ */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    :root {
      --color-black:      #000000;
      --color-dark-gray:  #404040;
      --color-mid-gray:   #808080;
      --color-light-gray: #D9D9D9;
      --color-off-white:  #F5F5F5;
      --color-white:      #FFFFFF;
      --color-red:        #FF0000;
      --color-red-dark:   #ff0000;

      --font-stack: Calibri, Carlito, "Segoe UI", Arial, sans-serif;

      --max-width: 1160px;
      --section-pad: 80px 24px;
      --section-pad-sm: 48px 24px;

      --border: 1px solid var(--color-light-gray);
      --border-dark: 1px solid var(--color-dark-gray);
    }

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: var(--font-stack);
      color: var(--color-black);
      background: var(--color-white);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

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

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

    ul {
      list-style: none;
    }

    /* ============================================================
       TYPOGRAPHY
    ============================================================ */
    h1, h2, h3, h4 {
      font-family: var(--font-stack);
      font-weight: 700;
      line-height: 1.2;
      letter-spacing: -0.01em;
    }

    h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
    h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
    h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }
    h4 { font-size: 1rem; font-weight: 600; }

    p { margin-bottom: 1em; }
    p:last-child { margin-bottom: 0; }

    .section-label {
      display: block;
      font-size: 0.7rem;
      font-weight: 700;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--color-red);
      margin-bottom: 12px;
    }

    /* ============================================================
       LAYOUT UTILITIES
    ============================================================ */
    .container {
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 24px;
    }

    .section__inner {
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 24px;
    }

    .section-header {
      margin-bottom: 48px;
    }

    .section-header p {
      max-width: 640px;
      color: var(--color-dark-gray);
      font-size: 1.05rem;
    }

    /* ============================================================
       BUTTONS
    ============================================================ */
    .btn {
      display: inline-block;
      font-family: var(--font-stack);
      font-size: 0.9rem;
      font-weight: 700;
      letter-spacing: 0.04em;
      text-transform: uppercase;
      padding: 14px 28px;
      border: 2px solid transparent;
      cursor: pointer;
      transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
      white-space: nowrap;
    }

    .btn--primary {
      background: var(--color-red);
      color: var(--color-white);
      border-color: var(--color-red);
    }

    .btn--primary:hover,
    .btn--primary:focus {
      background: var(--color-red-dark);
      border-color: var(--color-red-dark);
      outline: none;
    }

    .btn--secondary {
      background: transparent;
      color: var(--color-black);
      border-color: var(--color-black);
    }

    .btn--secondary:hover,
    .btn--secondary:focus {
      background: var(--color-black);
      color: var(--color-white);
      outline: none;
    }

    .btn--outline-white {
      background: transparent;
      color: var(--color-white);
      border-color: var(--color-white);
    }

    .btn--outline-white:hover,
    .btn--outline-white:focus {
      background: var(--color-white);
      color: var(--color-black);
      outline: none;
    }

    /* ============================================================
       SITE HEADER
    ============================================================ */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: var(--color-white);
      border-bottom: var(--border);
    }

    .site-header__inner {
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 24px;
      height: 64px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    /* Logo */
    .site-header__logo {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
      text-decoration: none;
    }

    .site-header__logo-mark {
      width: 36px;
      height: 36px;
      background: var(--color-black);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .site-header__logo-mark svg {
      width: 22px;
      height: 22px;
    }

    .site-header__logo-text {
      display: flex;
      flex-direction: column;
      line-height: 1.1;
    }

    

    .site-header__logo-text .brand-p2p {
      font-size: 1rem;
      font-weight: 700;
      color: var(--color-black);
      letter-spacing: -0.01em;
    }

    .brand-p2p span {
      color: var(--color-red);
    }

    /* Nav */
    .site-nav {
      flex: 1;
    }

    .site-nav__list {
      display: flex;
      align-items: center;
      gap: 4px;
      list-style: none;
    }

    .site-nav__list a {
      font-size: 0.82rem;
      font-weight: 600;
      letter-spacing: 0.03em;
      color: var(--color-dark-gray);
      padding: 8px 10px;
      display: block;
      transition: color 0.12s;
    }

    .site-nav__list a:hover {
      color: var(--color-black);
    }

    .site-header__cta {
      flex-shrink: 0;
    }

    /* Mobile menu toggle */
    .nav-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      color: var(--color-black);
    }

    @media (max-width: 900px) {
      .site-nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--color-white);
        border-bottom: var(--border);
        padding: 16px 24px;
      }

      .site-nav.is-open {
        display: block;
      }

      .site-nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
      }

      .site-nav__list a {
        padding: 12px 0;
        font-size: 0.9rem;
        width: 100%;
        border-bottom: var(--border);
      }

      .site-nav__list li:last-child a {
        border-bottom: none;
      }

      .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .site-header__cta {
        display: none;
      }
    }

    /* ============================================================
       HERO
    ============================================================ */
    .hero {
      background: var(--color-black);
      color: var(--color-white);
      padding: 80px 24px;
    }

    .hero__inner {
      max-width: var(--max-width);
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      align-items: center;
    }

    .hero__content {}

    .hero__eyebrow {
      display: block;
      font-size: 0.7rem;
      font-weight: 700;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--color-red);
      margin-bottom: 16px;
    }

    .hero__title {
      color: var(--color-white);
      margin-bottom: 8px;
    }

    .hero__title-sub {
      display: block;
      font-size: clamp(1rem, 2.5vw, 1.3rem);
      font-weight: 400;
      color: var(--color-light-gray);
      margin-top: 8px;
      line-height: 1.4;
    }

    .hero__subheadline {
      font-size: 1.05rem;
      color: var(--color-light-gray);
      margin: 24px 0 28px;
      line-height: 1.6;
    }

    .hero__bullets {
      margin: 0 0 36px;
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .hero__bullets li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 0.92rem;
      color: var(--color-light-gray);
    }

    .hero__bullets li::before {
      content: '';
      display: block;
      width: 6px;
      height: 6px;
      background: var(--color-red);
      flex-shrink: 0;
      margin-top: 7px;
    }

    .hero__ctas {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }

    /* Hero visual */
    .hero__visual {
      position: relative;
      overflow: hidden;
      border: none;
      border-radius: 2px;
      aspect-ratio: 3/4;
      max-height: 480px;
    }

    .hero__visual img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center;
      display: block;
    }

    @media (max-width: 800px) {
      .hero__inner {
        grid-template-columns: 1fr;
        gap: 40px;
      }
    }

    /* ============================================================
       WHAT IS P2P
    ============================================================ */
    .what-is {
      padding: var(--section-pad);
      background: var(--color-white);
    }

    .what-is__inner {
      max-width: var(--max-width);
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      align-items: start;
    }

    .what-is__body p {
      color: var(--color-dark-gray);
      font-size: 1rem;
      line-height: 1.7;
    }

    .what-is__highlight {
      background: var(--color-black);
      color: var(--color-white);
      padding: 32px;
    }

    .what-is__highlight h3 {
      color: var(--color-white);
      margin-bottom: 16px;
      font-size: 1rem;
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }

    .what-is__highlight ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .what-is__highlight ul li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.9rem;
      color: var(--color-light-gray);
      line-height: 1.5;
    }

    .what-is__highlight ul li::before {
      content: '';
      display: block;
      width: 5px;
      height: 5px;
      background: var(--color-red);
      flex-shrink: 0;
      margin-top: 8px;
    }

    .what-is__materials {
      margin-top: 24px;
      padding-top: 24px;
      border-top: 1px solid #555;
    }

    .what-is__materials h4 {
      font-size: 0.7rem;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--color-mid-gray);
      margin-bottom: 12px;
    }

    .material-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .material-tag {
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 8px;
      border: 1px solid #555;
      color: var(--color-light-gray);
      letter-spacing: 0.03em;
    }

    @media (max-width: 800px) {
      .what-is__inner {
        grid-template-columns: 1fr;
        gap: 40px;
      }
    }

    /* ============================================================
       PROTOTYPE TO INDUSTRIAL (CONTRAST TABLE)
    ============================================================ */
    .prototype-to-industrial {
      padding: var(--section-pad);
      background: var(--color-off-white);
      border-top: var(--border);
      border-bottom: var(--border);
    }

    .prototype-to-industrial__inner {
      max-width: var(--max-width);
      margin: 0 auto;
    }

    .contrast-table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 8px;
      font-size: 0.9rem;
    }

    .contrast-table thead tr {
      background: var(--color-black);
      color: var(--color-white);
    }

    .contrast-table thead th {
      padding: 14px 20px;
      text-align: left;
      font-weight: 700;
      font-size: 0.85rem;
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }

    .contrast-table thead th:first-child {
      width: 30%;
    }

    .contrast-table thead th.col-p2p {
      background: var(--color-red);
    }

    .contrast-table tbody tr {
      border-bottom: var(--border);
    }

    .contrast-table tbody tr:last-child {
      border-bottom: none;
    }

    .contrast-table tbody tr:hover {
      background: var(--color-light-gray);
    }

    .contrast-table tbody td {
      padding: 14px 20px;
      vertical-align: top;
      color: var(--color-dark-gray);
    }

    .contrast-table tbody td:first-child {
      font-weight: 700;
      color: var(--color-black);
    }

    .contrast-table tbody td.col-p2p {
      background: #f5f5f5;
      color: var(--color-black);
      font-weight: 600;
    }

    .icon-check {
      color: #007700;
      font-weight: 700;
    }

    .icon-cross {
      color: var(--color-red);
      font-weight: 700;
    }

    @media (max-width: 700px) {
      .contrast-table { font-size: 0.8rem; }
      .contrast-table thead th,
      .contrast-table tbody td { padding: 10px 12px; }
    }

    /* ============================================================
       PROCESS
    ============================================================ */
    .process {
      padding: var(--section-pad);
      background: var(--color-white);
    }

    .process__inner {
      max-width: var(--max-width);
      margin: 0 auto;
    }

    .process__steps {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 0;
      position: relative;
      margin-top: 48px;
    }

    .process__steps::before {
      content: '';
      position: absolute;
      top: 28px;
      left: calc(10% + 14px);
      right: calc(10% + 14px);
      height: 2px;
      background: var(--color-light-gray);
      z-index: 0;
    }

    .process__step {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      padding: 0 12px;
      position: relative;
      z-index: 1;
    }

    .process__step-number {
      width: 56px;
      height: 56px;
      background: var(--color-black);
      color: var(--color-white);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      font-weight: 700;
      flex-shrink: 0;
      margin-bottom: 20px;
      position: relative;
      z-index: 2;
    }

    .process__step:first-child .process__step-number {
      background: var(--color-red);
    }

    .process__step-icon {
      margin-bottom: 6px;
    }

    .process__step-title {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--color-black);
      margin-bottom: 8px;
      line-height: 1.3;
    }

    .process__step-desc {
      font-size: 0.78rem;
      color: var(--color-dark-gray);
      line-height: 1.5;
    }

    @media (max-width: 860px) {
      .process__steps {
        grid-template-columns: 1fr;
        gap: 0;
      }

      .process__steps::before {
        display: none;
      }

      .process__step {
        flex-direction: row;
        align-items: flex-start;
        text-align: left;
        padding: 0 0 32px;
        gap: 20px;
        position: relative;
      }

      .process__step:not(:last-child)::after {
        content: '';
        position: absolute;
        left: 27px;
        top: 56px;
        bottom: 0;
        width: 2px;
        background: var(--color-light-gray);
      }

      .process__step-number {
        margin-bottom: 0;
        flex-shrink: 0;
      }

      .process__step-body {
        padding-top: 14px;
      }
    }

    /* ============================================================
       ADVANTAGES
    ============================================================ */
    .advantages {
      padding: var(--section-pad);
      background: var(--color-off-white);
      border-top: var(--border);
      border-bottom: var(--border);
    }

    .advantages__inner {
      max-width: var(--max-width);
      margin: 0 auto;
    }

    .advantages__intro {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      margin-bottom: 56px;
    }

    .advantages__intro-text p {
      color: var(--color-dark-gray);
      font-size: 1rem;
      line-height: 1.7;
    }

    .advantages__intro-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .advantages__intro-list li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 0.92rem;
      color: var(--color-dark-gray);
      line-height: 1.5;
    }

    .adv-icon {
      width: 36px;
      height: 36px;
      background: var(--color-black);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .adv-icon svg {
      width: 18px;
      height: 18px;
      stroke: var(--color-white);
      fill: none;
      stroke-width: 2;
      stroke-linecap: square;
    }

    /* Comparison table */
    .comparison-table-wrap {
      overflow-x: auto;
    }

    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      font-size: 0.85rem;
      min-width: 640px;
    }

    .comparison-table thead tr {
      background: var(--color-black);
      color: var(--color-white);
    }

    .comparison-table thead th {
      padding: 12px 16px;
      text-align: center;
      font-weight: 700;
      font-size: 0.78rem;
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }

    .comparison-table thead th:first-child {
      text-align: left;
    }

    .comparison-table thead th.col-p2p {
      background: var(--color-red);
    }

    .comparison-table tbody tr {
      border-bottom: var(--border);
    }

    .comparison-table tbody tr:nth-child(even) {
      background: var(--color-white);
    }

    .comparison-table tbody tr:hover {
      background: var(--color-light-gray);
    }

    .comparison-table tbody td {
      padding: 12px 16px;
      text-align: center;
      color: var(--color-dark-gray);
    }

    .comparison-table tbody td:first-child {
      text-align: left;
      font-weight: 700;
      color: var(--color-black);
    }

    .comparison-table tbody td.col-p2p {
      font-weight: 700;
      color: var(--color-black);
      background: #f5f5f5;
    }

    .val-yes    { color: #007700; font-weight: 700; }
    .val-no     { color: var(--color-red); font-weight: 700; }
    .val-partial { color: #885500; font-weight: 600; }

    @media (max-width: 800px) {
      .advantages__intro {
        grid-template-columns: 1fr;
        gap: 32px;
      }
    }

    /* ============================================================
       TECHNICAL CAPABILITIES
    ============================================================ */
    .technical-capabilities {
      padding: var(--section-pad);
      background: var(--color-white);
    }

    .technical-capabilities__inner {
      max-width: var(--max-width);
      margin: 0 auto;
    }

    .tech-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 0;
      border: var(--border-dark);
      margin-top: 8px;
    }

    .tech-col {
      padding: 32px 28px;
      border-right: var(--border-dark);
    }

    .tech-col:last-child {
      border-right: none;
    }

    .tech-col__header {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 24px;
      padding-bottom: 16px;
      border-bottom: var(--border);
    }

    .tech-col__icon {
      width: 40px;
      height: 40px;
      background: var(--color-black);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .tech-col__icon svg {
      width: 20px;
      height: 20px;
      stroke: var(--color-white);
      fill: none;
      stroke-width: 1.8;
      stroke-linecap: square;
    }

    .tech-col h3 {
      font-size: 0.9rem;
      font-weight: 700;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: var(--color-black);
    }

    .tech-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .tech-list li {
      font-size: 0.88rem;
      color: var(--color-dark-gray);
      line-height: 1.4;
      padding-left: 14px;
      position: relative;
    }

    .tech-list li::before {
      content: '';
      position: absolute;
      left: 0;
      top: 8px;
      width: 5px;
      height: 1px;
      background: var(--color-red);
    }

    .tech-list li strong {
      color: var(--color-black);
    }

    .tech-note {
      margin-top: 16px;
      padding-top: 16px;
      border-top: var(--border);
      font-size: 0.78rem;
      color: var(--color-mid-gray);
      line-height: 1.5;
    }

    @media (max-width: 800px) {
      .tech-grid {
        grid-template-columns: 1fr;
      }
      .tech-col {
        border-right: none;
        border-bottom: var(--border-dark);
      }
      .tech-col:last-child {
        border-bottom: none;
      }
    }

    /* ============================================================
       APPLICATIONS
    ============================================================ */
    .applications {
      padding: var(--section-pad);
      background: var(--color-off-white);
      border-top: var(--border);
      border-bottom: var(--border);
    }

    .applications__inner {
      max-width: var(--max-width);
      margin: 0 auto;
    }

    .app-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0;
      border: var(--border-dark);
      margin-top: 8px;
    }

    .app-card {
      padding: 28px 24px;
      border-right: var(--border-dark);
      background: var(--color-white);
      transition: background 0.15s;
    }

    .app-card:last-child {
      border-right: none;
    }

    .app-card:hover {
      background: var(--color-black);
    }

    .app-card:hover .app-card__title,
    .app-card:hover .app-card__desc {
      color: var(--color-white);
    }

    .app-card:hover .app-card__icon svg {
      stroke: var(--color-white);
    }

    .app-card__icon {
      width: 44px;
      height: 44px;
      background: var(--color-black);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      transition: background 0.15s;
    }

    .app-card:hover .app-card__icon {
      background: var(--color-red);
    }

    .app-card__icon svg {
      width: 22px;
      height: 22px;
      stroke: var(--color-white);
      fill: none;
      stroke-width: 1.8;
      stroke-linecap: square;
      transition: stroke 0.15s;
    }

    .app-card__title {
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--color-black);
      margin-bottom: 10px;
      line-height: 1.3;
      transition: color 0.15s;
    }

    .app-card__desc {
      font-size: 0.82rem;
      color: var(--color-dark-gray);
      line-height: 1.5;
      transition: color 0.15s;
    }

    @media (max-width: 900px) {
      .app-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .app-card:nth-child(2) {
        border-right: none;
      }
      .app-card:nth-child(1),
      .app-card:nth-child(2) {
        border-bottom: var(--border-dark);
      }
    }

    @media (max-width: 500px) {
      .app-grid {
        grid-template-columns: 1fr;
      }
      .app-card {
        border-right: none;
        border-bottom: var(--border-dark);
      }
      .app-card:last-child {
        border-bottom: none;
      }
    }

    /* ============================================================
       QUALITY CONTROL
    ============================================================ */
    .quality-control {
      padding: var(--section-pad);
      background: var(--color-white);
    }

    .quality-control__inner {
      max-width: var(--max-width);
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      align-items: start;
    }

    .quality-control__text p {
      color: var(--color-dark-gray);
      font-size: 1rem;
      line-height: 1.7;
    }

    .quality-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .quality-badge {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 10px 14px;
      border: var(--border-dark);
      font-size: 0.82rem;
      font-weight: 700;
      color: var(--color-black);
      letter-spacing: 0.02em;
    }

    .quality-badge svg {
      width: 16px;
      height: 16px;
      stroke: var(--color-red);
      fill: none;
      stroke-width: 2;
      stroke-linecap: square;
      flex-shrink: 0;
    }

    .quality-reports {
      background: var(--color-off-white);
      border: var(--border);
      padding: 32px;
    }

    .quality-reports h3 {
      font-size: 0.8rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--color-mid-gray);
      margin-bottom: 20px;
    }

    .report-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .report-list li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
    }

    .report-list li svg {
      width: 18px;
      height: 18px;
      stroke: var(--color-black);
      fill: none;
      stroke-width: 2;
      stroke-linecap: square;
      flex-shrink: 0;
      margin-top: 2px;
    }

    .report-list li span {
      font-size: 0.9rem;
      color: var(--color-dark-gray);
      line-height: 1.4;
    }

    .report-list li strong {
      color: var(--color-black);
      display: block;
      margin-bottom: 2px;
    }

    @media (max-width: 800px) {
      .quality-control__inner {
        grid-template-columns: 1fr;
        gap: 40px;
      }
    }

    /* ============================================================
       FAQ PREVIEW
    ============================================================ */
    .faq-preview {
      padding: var(--section-pad);
      background: var(--color-off-white);
      border-top: var(--border);
      border-bottom: var(--border);
    }

    .faq-preview__inner {
      max-width: var(--max-width);
      margin: 0 auto;
    }

    .faq-list {
      margin-top: 8px;
      border: var(--border-dark);
    }

    .faq-item {
      border-bottom: var(--border-dark);
    }

    .faq-item:last-child {
      border-bottom: none;
    }

    .faq-question {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 20px 24px;
      background: none;
      border: none;
      width: 100%;
      text-align: left;
      cursor: pointer;
      font-family: var(--font-stack);
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--color-black);
      transition: background 0.12s;
    }

    .faq-question:hover {
      background: var(--color-light-gray);
    }

    .faq-question[aria-expanded="true"] {
      background: var(--color-black);
      color: var(--color-white);
    }

    .faq-question[aria-expanded="true"] .faq-icon {
      stroke: var(--color-white);
    }

    .faq-icon {
      width: 20px;
      height: 20px;
      stroke: var(--color-black);
      fill: none;
      stroke-width: 2;
      stroke-linecap: square;
      flex-shrink: 0;
      transition: transform 0.2s, stroke 0.12s;
    }

    .faq-question[aria-expanded="true"] .faq-icon {
      transform: rotate(45deg);
    }

    .faq-answer {
      padding: 0 24px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.2s ease;
    }

    .faq-answer.is-open {
      max-height: 400px;
      padding: 20px 24px 24px;
    }

    .faq-answer p {
      font-size: 0.9rem;
      color: var(--color-dark-gray);
      line-height: 1.7;
      margin: 0;
    }

    /* noscript fallback: show all answers */
    noscript .faq-answer {
      max-height: none;
      padding: 16px 24px 20px;
    }

    /* ============================================================
       FINAL CTA
    ============================================================ */
    .final-cta {
      padding: 96px 24px;
      background: var(--color-black);
      color: var(--color-white);
      text-align: center;
    }

    .final-cta__inner {
      max-width: 720px;
      margin: 0 auto;
    }

    .final-cta .section-label {
      color: var(--color-red);
    }

    .final-cta h2 {
      color: var(--color-white);
      margin-bottom: 16px;
    }

    .final-cta p {
      font-size: 1.05rem;
      color: var(--color-light-gray);
      margin-bottom: 36px;
    }

    .final-cta__ctas {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
    }

    /* ============================================================
       SITE FOOTER
    ============================================================ */
    .site-footer {
      background: var(--color-dark-gray);
      color: var(--color-light-gray);
      padding: 56px 24px 32px;
    }

    .site-footer__inner {
      max-width: var(--max-width);
      margin: 0 auto;
    }

    .site-footer__grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 48px;
      padding-bottom: 48px;
      border-bottom: 1px solid #555;
    }

    .footer-brand__logo {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 16px;
    }

    .footer-brand__logo-mark {
      width: 32px;
      height: 32px;
      background: var(--color-white);
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .footer-brand__logo-mark svg {
      width: 18px;
      height: 18px;
      stroke: var(--color-black);
      fill: none;
      stroke-width: 2;
    }

    .footer-brand__name {
      font-size: 1rem;
      font-weight: 700;
      color: var(--color-white);
    }

    .footer-brand__desc {
      font-size: 0.82rem;
      line-height: 1.6;
      color: #aaa;
      max-width: 280px;
    }

    .footer-col h4 {
      font-size: 0.7rem;
      font-weight: 700;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--color-white);
      margin-bottom: 16px;
    }

    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .footer-col ul li a {
      font-size: 0.82rem;
      color: #aaa;
      transition: color 0.12s;
    }

    .footer-col ul li a:hover {
      color: var(--color-white);
    }

    .footer-contact-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.82rem;
      color: #aaa;
      line-height: 1.4;
      margin-bottom: 10px;
    }

    .footer-contact-item svg {
      width: 14px;
      height: 14px;
      stroke: var(--color-mid-gray);
      fill: none;
      stroke-width: 2;
      flex-shrink: 0;
      margin-top: 2px;
    }

    .footer-contact-item a {
      color: #aaa;
      transition: color 0.12s;
    }

    .footer-contact-item a:hover {
      color: var(--color-white);
    }

    .site-footer__bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding-top: 24px;
      font-size: 0.75rem;
      color: #777;
      flex-wrap: wrap;
    }

    .site-footer__bottom a {
      color: #777;
      transition: color 0.12s;
    }

    .site-footer__bottom a:hover {
      color: var(--color-light-gray);
    }

    @media (max-width: 900px) {
      .site-footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
      }
      .footer-brand {
        grid-column: 1 / -1;
      }
    }

    @media (max-width: 500px) {
      .site-footer__grid {
        grid-template-columns: 1fr;
      }
    }

    /* ============================================================
       NOSCRIPT NOTICE
    ============================================================ */
    .noscript-notice {
      background: var(--color-light-gray);
      border-left: 4px solid var(--color-red);
      padding: 12px 20px;
      font-size: 0.85rem;
      color: var(--color-dark-gray);
    }

  

    /* Responsive header guard for the five-language selector. */
    @media (max-width: 1400px) and (min-width: 769px) {
      .site-header__inner {
        gap: 12px !important;
        padding-left: 16px !important;
        padding-right: 16px !important;
      }
      .site-nav__list a,
      .site-nav a {
        font-size: 0.78rem !important;
        padding-left: 8px !important;
        padding-right: 8px !important;
      }
      .site-header__cta .btn {
        font-size: 0.78rem !important;
        padding-left: 14px !important;
        padding-right: 14px !important;
        white-space: nowrap !important;
      }
    }

    @media (max-width: 600px) {
      .site-header__inner {
        padding-left: 12px !important;
        padding-right: 12px !important;
        gap: 8px !important;
        width: 100% !important;
      }
      .site-header__logo,
      .site-header__logo-text,
      .site-header__logo div {
        min-width: 0 !important;
      }
      
      .lang-switcher {
        display: none !important;
      }
      .nav-toggle,
      .menu-toggle {
        margin-left: auto !important;
        flex-shrink: 0 !important;
      }
    }