:root {
    --bg: #cfcfcb;
    --text: #22262d;
    --muted: #55606f;
    --line: rgba(34, 38, 45, .15);
    --orange: #f5a300;
    --orange-2: #ff7a1c;
    --blue: #22324a;
    --shadow: 0 18px 42px rgba(0,0,0,.10);
    --soft-shadow: 0 12px 28px rgba(0,0,0,.08);
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  }
  img { display: block; max-width: 100%; }
  a { color: inherit; text-decoration: none; }
  .page {
    width: min(1380px, calc(100vw - 34px));
    margin: 0 auto;
    padding: 18px 0 56px;
  }
  .topbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 16px;
  }
  .wv-logo img { width: 160px; height: auto; }
  .langs a { display: inline-flex; align-items: center; justify-content: center; font: inherit; line-height: 1; opacity: .92; }
  .langs a:hover { opacity: 1; }
  .langs a.current { text-decoration: underline; text-underline-offset: 6px; }
  .langs {
    display: flex;
    gap: 16px;
    font-size: 17px;
    font-weight: 800;
    letter-spacing: .06em;
    color: #30415d;
    white-space: nowrap;
  }
  .hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr);
    gap: 54px;
    align-items: center;
    padding: 18px 0 34px;
    min-height: 620px;
  }
  .hero-copy {
    max-width: 690px;
    padding-left: 34px;
  }
  .hero-logo {
    width: min(420px, 86%);
    margin: 0 0 14px;
  }
  .hero-kicker {
    margin: 0;
    font-size: clamp(21px, 1.8vw, 29px);
    line-height: 1.06;
    letter-spacing: -.03em;
    font-weight: 760;
    color: #243750;
  }
  .hero-text {
    margin: 18px 0 0;
    font-size: clamp(17px, 1.22vw, 21px);
    line-height: 1.34;
    color: var(--muted);
    max-width: 700px;
  }
  .hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .stage-shell {
    width: min(430px, 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 6px 0;
  }
  .hero-stage {
    position: relative;
    width: min(410px, 100%);
    aspect-ratio: 1365 / 2048;
    min-height: 560px;
  }
  .hero-stage img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transform: translateY(10px) scale(.985);
    transition: opacity .65s ease, transform .65s ease;
    filter: drop-shadow(0 26px 34px rgba(0,0,0,.16));
  }
  .hero-stage img.active {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  section {
    border-top: 1px solid var(--line);
    margin-top: 70px;
    padding-top: 64px;
  }
  .section-header {
    max-width: 1120px;
    margin: 0 auto 26px;
    text-align: center;
  }
  .section-header.left {
    max-width: 1240px;
    text-align: left;
  }
  h2 {
    margin: 0;
    font-size: clamp(34px, 3vw, 52px);
    line-height: 1.02;
    letter-spacing: -.04em;
  }
  .section-lead {
    margin: 14px auto 0;
    font-size: clamp(18px, 1.28vw, 22px);
    line-height: 1.3;
    color: var(--muted);
    max-width: 1080px;
  }
  .section-header.left .section-lead {
    margin-left: 0;
    max-width: 1180px;
  }
  .how .section-header {
    margin-bottom: 44px;
  }
  .feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
    margin-top: 34px;
  }
  .feature {
    padding-top: 18px;
    border-top: 3px solid rgba(245,163,0,.78);
  }
  .feature h3 {
    margin: 0;
    font-size: 24px;
    line-height: 1.08;
    letter-spacing: -.02em;
  }
  .feature p {
    margin: 11px 0 0;
    font-size: 16px;
    line-height: 1.58;
    color: var(--muted);
  }
  .subsection + .subsection {
    margin-top: 110px;
  }
  .eyebrow {
    margin: 0 0 10px;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: #616c7b;
  }
  .subsection h3 {
    margin: 0;
    font-size: clamp(28px, 2.2vw, 40px);
    line-height: 1.08;
    letter-spacing: -.03em;
  }
  .subsection p {
    margin: 12px 0 0;
    max-width: 1080px;
    font-size: clamp(17px, 1.2vw, 20px);
    line-height: 1.34;
    color: var(--muted);
  }
  .visual-large {
    max-width: 1180px;
    margin: 34px auto 0;
  }
  .visual-large img,
  .info-grid img {
    width: 100%;
    height: auto;
    border-radius: 24px;
    box-shadow: var(--shadow);
  }
  .info-grid {
    max-width: 1180px;
    margin: 36px auto 0;
    display: block;
  }
  .info-grid .stack {
    display: grid;
    gap: 26px;
  }
  .info-grid .stack.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    margin: 28px auto 0;
    max-width: 1040px;
  }
  .info-grid .stack.three img {
    width: 90%;
    height: auto;
    object-fit: contain;
    display: block;
    margin: 0 auto;
  }
  .deploy-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
    margin-top: 28px;
  }
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 14px 22px;
    border-radius: 999px;
    font-weight: 800;
    font-size: 17px;
    border: 1px solid rgba(34,38,45,.14);
    background: rgba(255,255,255,.28);
    box-shadow: var(--soft-shadow);
  }
  .btn.primary {
    background: linear-gradient(135deg, var(--orange-2), var(--orange));
    color: #fff;
    border-color: transparent;
  }
  footer {
    border-top: 1px solid var(--line);
    margin-top: 80px;
    padding-top: 24px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 22px;
    align-items: start;
  }
  footer p {
    margin: 0;
    max-width: 760px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.6;
  }
  .footer-links {
    display: grid;
    gap: 10px;
    text-align: right;
  }
  .footer-links a { font-weight: 650; }
  
  .inline-link {
    display: inline;
    color: #30415d;
    text-decoration: underline;
    text-underline-offset: 3px;
    font-weight: 700;
    cursor: pointer;
  }
  .inline-link:hover { opacity: .8; }
  .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(24, 30, 39, .42);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 28px;
    z-index: 9999;
  }
  .modal-overlay.open { display: flex; }
  .modal-card {
    position: relative;
    width: min(920px, calc(100vw - 40px));
    max-height: min(88vh, 1200px);
    background: rgba(238, 238, 234, .96);
    border: 1px solid rgba(34,38,45,.12);
    border-radius: 24px;
    box-shadow: 0 24px 54px rgba(0,0,0,.22);
    padding: 18px 18px 16px;
  }
  .modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    border: 0;
    border-radius: 999px;
    background: rgba(34,38,45,.08);
    color: #243750;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
  }
  .modal-body {
    max-height: calc(88vh - 34px);
    overflow: auto;
    padding-top: 10px;
  }
  .modal-body img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: var(--soft-shadow);
  }
  @media (max-width: 760px) {
    .modal-overlay { padding: 14px; }
    .modal-card {
      width: calc(100vw - 20px);
      padding: 14px 14px 12px;
      border-radius: 18px;
    }
    .modal-close {
      top: 8px;
      right: 8px;
      width: 36px;
      height: 36px;
      font-size: 24px;
    }
    .modal-body { max-height: calc(84vh - 24px); }
  }

  @media (max-width: 1080px) {
    .hero {
      grid-template-columns: 1fr;
      gap: 24px;
      min-height: auto;
      padding-top: 8px;
    }
    .hero-copy {
      max-width: none;
      text-align: center;
      padding-left: 0;
    }
    .hero-logo {
      margin: 0 auto 14px;
      width: min(390px, 82vw);
    }
    .hero-text {
      max-width: 760px;
      margin-left: auto;
      margin-right: auto;
    }
    .stage-shell {
      width: min(390px, 84vw);
      margin: 0 auto;
    }
    .hero-stage { min-height: 500px; }
    .feature-grid {
      grid-template-columns: 1fr;
    }
    .info-grid .stack.three {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    footer { grid-template-columns: 1fr; }
    .footer-links { text-align: left; }
  }
  @media (max-width: 760px) {
    .page {
      width: min(100vw - 20px, 1380px);
      padding-top: 12px;
    }
    .topbar { margin-bottom: 6px; }
    .wv-logo img { width: 120px; }
    .langs {
      gap: 10px;
      font-size: 14px;
    }
    .hero-kicker { font-size: 22px; }
    .hero-text br { display: none; }
    .hero-stage { min-height: 450px; }
    section {
      margin-top: 54px;
      padding-top: 52px;
    }
    .feature-grid {
      grid-template-columns: 1fr;
      gap: 24px;
    }
    .subsection + .subsection { margin-top: 78px; }
    .info-grid .stack.three {
      grid-template-columns: 1fr;
    }
    .deploy-actions {
      flex-direction: column;
      align-items: stretch;
    }
    .deploy-actions .btn { width: 100%; }
  }
.contact-form-block {
  display: none;
  position: relative;
  max-width: 760px;
  margin: 34px auto 0;
  padding: 28px;
  background: rgba(255,255,255,.34);
  border: 1px solid rgba(34,38,45,.10);
  border-radius: 24px;
  box-shadow: var(--soft-shadow);
  text-align: left;
}

.contact-form-block.is-open {
  display: block;
}

.contact-form-close {
  position: absolute;
  top: 12px;
  right: 14px;
  border: 0;
  background: transparent;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.contact-form-block h3 {
  margin: 0 0 10px;
  font-size: clamp(28px, 2.2vw, 34px);
  line-height: 1.08;
  letter-spacing: -.03em;
}

.contact-form-intro {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 7px;
}

.contact-form label span {
  font-weight: 700;
  font-size: 15px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(34,38,45,.14);
  border-radius: 14px;
  font: inherit;
  color: inherit;
  background: rgba(255,255,255,.92);
  box-sizing: border-box;
}

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

.contact-form .btn {
  margin-top: 6px;
  justify-self: start;
}

@media (max-width: 720px) {
  .contact-form-block {
    padding: 20px 16px;
  }

  .contact-form .btn {
    width: 100%;
  }
}