body {
        font-family: "Inter", "Inter var", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
        background: radial-gradient(circle at 20% 20%, rgba(37, 99, 235, 0.08), transparent),
          radial-gradient(circle at 80% 30%, rgba(14, 165, 233, 0.08), transparent),
          #f8fafc;
        color: #0f172a;
        margin: 0;
        overflow-x: hidden;
        overflow-y: hidden;
      }
      .px-6 {
        padding-left: 5px;
        padding-right: 5px;
      }
      html,
      body {
        height: 100%;
      }
@media (min-width: 769px) {
  body {
    overflow-y: hidden;
  }

  main {
    padding: 0.5rem 0.5vw 0.75rem;
  }

  .hero {
    width: min(99vw, 1220px);
    padding: 1.6rem 2.5rem 2.35rem;
    gap: 2.3rem;
  }
}
      header {
        background: rgba(255, 255, 255, 0.9);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid rgba(148, 163, 184, 0.2);
      }
      .language-switcher {
        position: relative;
        display: inline-flex;
        align-items: center;
        gap: 0.25rem;
        padding: 0.08rem;
        border-radius: 999px;
        background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(14, 165, 233, 0.06));
      }
      .language-select {
        appearance: none;
        -webkit-appearance: none;
        -moz-appearance: none;
        padding: 0.32rem 1.45rem 0.32rem 0.68rem;
        border-radius: 999px;
        border: 1px solid rgba(148, 163, 184, 0.28);
        background: radial-gradient(circle at 20% 10%, rgba(255, 255, 255, 0.95), rgba(241, 245, 249, 0.85));
        color: #0f172a;
        font-size: 0.78rem;
        font-weight: 500;
        outline: none;
        box-shadow:
          0 3px 14px -12px rgba(15, 23, 42, 0.5),
          inset 0 1px 0 rgba(255, 255, 255, 0.35);
        transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
      }
      .language-select:focus {
        border-color: rgba(59, 130, 246, 0.55);
        box-shadow:
          0 5px 18px -12px rgba(37, 99, 235, 0.55),
          inset 0 1px 0 rgba(255, 255, 255, 0.55),
          0 0 0 2px rgba(59, 130, 246, 0.12);
        transform: translateY(-1px);
      }
      .language-select:hover {
        border-color: rgba(59, 130, 246, 0.45);
      }
      .language-switcher::after {
        content: "";
        position: absolute;
        right: 0.9rem;
        top: 50%;
        width: 0.45rem;
        height: 0.45rem;
        border-right: 2px solid rgba(15, 23, 42, 0.45);
        border-bottom: 2px solid rgba(15, 23, 42, 0.45);
        transform: translateY(-35%) rotate(45deg);
        pointer-events: none;
        transition: border-color 0.2s ease;
      }
      .language-switcher:focus-within::after,
      .language-switcher:hover::after {
        border-color: rgba(29, 78, 216, 0.7);
      }
      .language-select option {
        color: #0f172a;
      }
      .language-select::-ms-expand {
        display: none;
      }
      .site-footer {
        text-align: center;
        margin: 0 auto;
        padding: 0.6rem 0 0.8rem;
        max-width: 640px;
        color: #64748b;
        font-size: 0.9rem;
        transition: background 0.2s ease, backdrop-filter 0.2s ease;
      }
      .hero-footer {
        margin-top: auto;
        text-align: center;
        color: #64748b;
        font-size: 0.8rem;
      }
main {
  position: relative;
  box-sizing: border-box;
  --viewport-height: 100vh;
  --header-height: 88px;
  --footer-height: 64px;
  height: calc(var(--viewport-height) - var(--header-height) - var(--footer-height));
  min-height: calc(var(--viewport-height) - var(--header-height) - var(--footer-height));
  padding: 0.9rem 0.8vw 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
      main::before,
      main::after {
        content: "";
        position: absolute;
        border-radius: 50%;
        filter: blur(60px);
        opacity: 0.5;
        z-index: 0;
        pointer-events: none;
      }
      main::before {
        width: 420px;
        height: 420px;
        background: rgba(59, 130, 246, 0.18);
        top: -140px;
        left: 8%;
      }
      main::after {
        width: 360px;
        height: 360px;
        background: rgba(14, 165, 233, 0.18);
        bottom: -160px;
        right: 10%;
      }
.hero {
  position: relative;
  z-index: 1;
  width: 90%;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(148, 163, 184, 0.18);
        box-shadow: 0 32px 80px -54px rgba(15, 23, 42, 0.58), inset 0 1px 0 rgba(255, 255, 255, 0.6);
        border-radius: 32px;
        --orbit-scale: 1;
        min-height: clamp(340px, calc(100% - 2.2rem), 560px);
        padding: 1.85rem 2.85rem 2.6rem;
        display: grid;
        gap: 2.6rem;
        overflow: visible;
      }
      .font-semibold {
        font-weight: 600;
        padding: 5px;
      }
      .hero::before,
      .hero::after {
        content: "";
        position: absolute;
        inset: 0;
        border-radius: inherit;
        pointer-events: none;
      }
      .hero::before {
        background: radial-gradient(circle at 30% 20%, rgba(37, 99, 235, 0.18), transparent 65%);
        opacity: 0.8;
      }
      .hero::after {
        background: radial-gradient(circle at 80% 30%, rgba(14, 165, 233, 0.15), transparent 60%);
        opacity: 0.7;
      }
      .hero-content {
        position: relative;
        z-index: 2;
        max-width: 720px;
        margin: 0 auto;
        display: grid;
        gap: 2.1rem;
        text-align: center;
      }
      .hero-content h1 {
        font-size: clamp(1.85rem, 1.8vw + 1.45rem, 2.6rem);
        line-height: 1.08;
      }
      .hero-content p {
        font-size: clamp(1rem, 0.6vw + 0.95rem, 1.2rem);
      }
      .hero-badge {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0.6rem 1.35rem;
        border-radius: 999px;
        background: transparent;
        border: 1.5px solid rgba(148, 163, 184, 0.55);
        box-shadow: none;
        letter-spacing: 0.12em;
        font-size: 0.78rem;
        font-weight: 600;
        color: rgba(49, 46, 129, 0.92);
        text-align: center;
        backdrop-filter: none;
        width: min(220px, 90%);
        margin: 0 auto;
      }
      .hero-metrics {
        display: flex;
        justify-content: center;
        gap: 1rem;
        flex-wrap: wrap;
        color: #1e293b;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.18em;
        font-size: 0.68rem;
      }
      .hero-metrics span {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        padding: 0.52rem 0.75rem;
        border-radius: 999px;
        background: rgba(241, 245, 249, 0.75);
        border: 1px solid rgba(148, 163, 184, 0.35);
      }
      @keyframes glowPulse {
        0% {
          --glow-a: rgba(59, 130, 246, 0.55);
          --glow-b: rgba(20, 184, 166, 0.4);
        }
        33% {
          --glow-a: rgba(244, 114, 182, 0.55);
          --glow-b: rgba(129, 140, 248, 0.4);
        }
        66% {
          --glow-a: rgba(236, 72, 153, 0.55);
          --glow-b: rgba(59, 130, 246, 0.45);
        }
        100% {
          --glow-a: rgba(59, 130, 246, 0.55);
          --glow-b: rgba(20, 184, 166, 0.4);
        }
      }
      .cta-wrapper {
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 2rem 2.6rem;
        border-radius: 56px;
        background: rgba(248, 250, 252, 0.92);
        margin: 0 auto;
        margin-top: 0.75rem;
        width: min(82%, 520px);
        min-height: 440px;
        height: auto;
        animation: glowPulse 8s ease-in-out infinite;
      }
      .cta-wrapper.is-form-open {
        min-height: auto;
        padding-top: 1.6rem;
        padding-bottom: 1.6rem;
      }
      .cta-wrapper::before {
        content: "";
        position: absolute;
        inset: -40px;
        border-radius: inherit;
        background: radial-gradient(circle, rgba(59, 130, 246, 0.35) 0%, rgba(14, 165, 233, 0.25) 45%, transparent 75%);
        pointer-events: none;
        filter: blur(28px);
        opacity: 0.7;
        mix-blend-mode: screen;
      }
      .cta-wrapper::after {
        content: "";
        position: absolute;
        inset: -60px;
        border-radius: inherit;
        background: conic-gradient(from 0deg, rgba(59, 130, 246, 0.5), rgba(20, 184, 166, 0.35), rgba(244, 114, 182, 0.35), rgba(129, 140, 248, 0.3), rgba(59, 130, 246, 0.5));
        filter: blur(48px);
        opacity: 0.55;
        pointer-events: none;
        mix-blend-mode: screen;
      }
      .cta-inner {
        position: relative;
        z-index: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        min-height: 100%;
        width: min(100%, 320px);
        margin: 0 auto;
        padding: 0 0.5rem;
        gap: 0.65rem;
      }
      .cta-inner.is-form-open {
        justify-content: flex-start;
        align-items: stretch;
        min-height: auto;
        height: auto;
        padding-top: 1.1rem;
        padding-bottom: 0.8rem;
        gap: 0.8rem;
      }
      .cta-button {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.65rem;
        padding: 2rem 2.6rem;
        border-radius: 9999px;
        background: linear-gradient(135deg, #c4b5fd, #fbcfe8);
        color: #f8fafc;
        font-size: 1.18rem;
        font-weight: 700;
        letter-spacing: 0.015em;
        box-shadow:
          0 0 70px rgba(244, 240, 255, 0.72),
          0 0 140px rgba(216, 180, 254, 0.45),
          0 22px 60px -24px rgba(124, 58, 237, 0.4);
        transition: transform 0.25s ease, box-shadow 0.25s ease, opacity 0.32s ease;
        border: 1px solid rgba(216, 180, 254, 0.7);
        justify-self: center;
        width: max-content;
        max-width: 100%;
        min-width: 240px;
        white-space: nowrap;
      }
      .cta-button:hover {
        transform: translateY(-4px) scale(1.01);
        box-shadow:
          0 0 90px rgba(244, 240, 255, 0.78),
          0 0 180px rgba(216, 180, 254, 0.55),
          0 32px 80px -30px rgba(124, 58, 237, 0.55);
      }
      .cta-button.is-exiting {
        opacity: 0;
        transform: translateY(-6px) scale(0.97);
        box-shadow: 0 16px 42px -26px rgba(37, 99, 235, 0.4);
        pointer-events: none;
      }
      .cta-button i {
        font-style: normal;
        font-size: 0.85rem;
        font-weight: 600;
        padding: 0.35rem 0.75rem;
        border-radius: 999px;
        background: rgba(15, 118, 110, 0.18);
        color: #ccfbf1;
      }
      .cta-form {
        width: 100%;
        margin: 0;
        padding: 0;
        gap: 0.65rem;
        justify-items: stretch;
        display: grid;
        opacity: 0;
        visibility: hidden;
        transform: translateY(12px);
        transition: opacity 0.28s ease, transform 0.28s ease;
        max-height: 0;
        overflow: hidden;
        pointer-events: none;
      }
      .cta-form.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        max-height: none;
        pointer-events: auto;
      }
      .cta-inner.is-form-open .cta-form {
        margin-top: 0;
      }
      .cta-input {
        width: 100%;
        padding: 0.75rem 1rem;
        border-radius: 999px;
        border: 1px solid rgba(148, 163, 184, 0.3);
        background: rgba(255, 255, 255, 0.88);
        color: #0f172a;
        font-size: 0.95rem;
        box-shadow: 0 16px 26px -24px rgba(15, 23, 42, 0.2);
        transition: border-color 0.2s ease, box-shadow 0.2s ease;
      }
      .cta-input:focus {
        outline: none;
        border-color: rgba(37, 99, 235, 0.58);
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.16);
      }
      .cta-submit {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 0.88rem 2.2rem;
        border-radius: 9999px;
        background: linear-gradient(135deg, #1d4ed8, #38bdf8);
        color: #f8fafc;
        font-size: 1rem;
        font-weight: 700;
        letter-spacing: 0.015em;
        border: 1px solid rgba(191, 219, 254, 0.45);
        box-shadow: 0 22px 52px -28px rgba(37, 99, 235, 0.6);
        transition: transform 0.22s ease, box-shadow 0.22s ease, filter 0.22s ease;
        cursor: pointer;
      }
      .cta-submit:hover {
        transform: translateY(-2px) scale(1.01);
        box-shadow: 0 26px 62px -32px rgba(14, 116, 233, 0.72);
        filter: brightness(1.03);
      }
      .cta-submit:disabled {
        opacity: 0.75;
        cursor: not-allowed;
        transform: none;
        box-shadow: 0 18px 46px -32px rgba(37, 99, 235, 0.45);
      }
      .cta-note {
        margin-top: 0.75rem;
        text-align: center;
      }
      .cta-inner.is-form-open .cta-note {
        margin-top: auto;
        padding-top: 0.8rem;
      }
      .cloud-orbits {
        position: absolute;
        inset: -220px;
        pointer-events: none;
        overflow: visible;
        z-index: 0;
      }
      .hero-inner {
        position: relative;
        z-index: 1;
        display: grid;
        gap: 2.1rem;
      }
      .cloud-list-mobile {
        margin-top: 2rem;
        display: none;
        gap: 0.75rem;
      }
      .cloud-chip {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.25rem;
        padding: 0.9rem 1.1rem;
        background: rgba(241, 245, 249, 0.9);
        border-radius: 24px;
        border: 1px solid rgba(148, 163, 184, 0.35);
        box-shadow: 0 12px 30px -18px rgba(15, 23, 42, 0.35);
      }
      .cloud-chip strong {
        font-size: 0.9rem;
        letter-spacing: 0.02em;
        color: #0f172a;
      }
      .cloud-chip span {
        font-size: 0.72rem;
        letter-spacing: 0.03em;
        color: #475569;
      }
      .cloud {
        position: absolute;
        cursor: pointer;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        --radius: 340px;
        --angle: 0deg;
        --duration: 56s;
        --rotation: 360deg;
        transform-origin: 0 0;
        transform: translate(-50%, -50%);
        cursor: pointer;
        transition: transform 0.18s ease;
      }
      .cloud-bubble {
        position: absolute;
        left: 0;
        top: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.35rem;
        padding: 0.9rem 1.2rem;
        background: var(--bubble-bg, rgba(248, 250, 252, 1));
        border-radius: 28px;
        border: 1px solid var(--bubble-border, rgba(100, 116, 139, 1));
        box-shadow: 0 22px 50px -22px var(--bubble-shadow, rgba(15, 23, 42, 0.45));
        max-width: 190px;
        pointer-events: auto;
        transform: translate(-50%, -50%);
        transition: opacity 0.2s ease, transform 0.2s ease;
        cursor: pointer;
      }
      .cloud-bubble strong {
        font-size: 0.9rem;
        letter-spacing: 0.02em;
        color: #0f172a;
      }
      .cloud-bubble span {
        font-size: 0.72rem;
        letter-spacing: 0.03em;
        color: #475569;
      }
      .cloud:hover .cloud-bubble {
        transform: translate(-50%, -50%) scale(1.03);
      }
      .cloud.is-hidden .cloud-bubble {
        opacity: 0;
      }
      .cloud-bubble--linked {
        border-style: solid;
        border-width: 1.4px;
      }
      .cloud.is-frozen .cloud-bubble {
        transform: translate(-50%, -50%) scale(1.05);
        box-shadow: 0 26px 48px -26px rgba(37, 99, 235, 0.55);
      }
      .cloud-links {
        position: absolute;
        inset: 0;
        pointer-events: none;
      }
      .cloud-link {
        stroke: rgba(56, 189, 248, 1);
        stroke-width: 2;
        stroke-linecap: round;
        stroke-dasharray: none;
        filter: drop-shadow(0 0 6px rgba(56, 189, 248, 0.35));
      }
      .cloud-union {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.4rem;
        padding: 1.1rem 1.45rem;
        background: rgba(240, 249, 255, 0.96);
        border-radius: 30px;
        border: 1px solid rgba(59, 130, 246, 0.3);
        box-shadow: 0 26px 60px -26px rgba(37, 99, 235, 0.45);
        opacity: 0;
        transition: opacity 0.25s ease;
        pointer-events: none;
        max-width: 240px;
      }
      .cloud-union strong {
        font-size: 1rem;
        letter-spacing: 0.04em;
        color: #1e293b;
      }
      .cloud-union span {
        font-size: 0.78rem;
        letter-spacing: 0.02em;
        color: #334155;
        text-align: center;
      }
      .cloud-detail {
        position: absolute;
        bottom: 2.5rem;
        left: 50%;
        transform: translateX(-50%);
        display: none;
        max-width: min(90vw, 460px);
        padding: 1.1rem 1.4rem;
        border-radius: 20px;
        background: rgba(15, 23, 42, 0.92);
        border: 1px solid rgba(100, 116, 139, 0.35);
        box-shadow:
          0 18px 48px -22px rgba(15, 23, 42, 0.65),
          0 0 60px -26px rgba(59, 130, 246, 0.55);
        color: #f8fafc;
        gap: 0.6rem;
        z-index: 6;
      }
      .cloud-detail.is-visible {
        display: flex;
        flex-direction: column;
      }
      .cloud-detail__title {
        font-size: 1.1rem;
        font-weight: 700;
        letter-spacing: 0.015em;
      }
      .cloud-detail__text {
        font-size: 0.92rem;
        line-height: 1.45;
        color: #cbd5f5;
      }
      .cloud-detail::after {
        content: "";
        position: absolute;
        inset: -30px;
        border-radius: inherit;
        background: radial-gradient(circle, rgba(59, 130, 246, 0.25) 0%, transparent 70%);
        z-index: -1;
        filter: blur(28px);
        opacity: 0.6;
        pointer-events: none;
      }
@media (prefers-reduced-motion: reduce) {
  .cta-button,
  .cloud-bubble,
  .cloud-union,
  .cloud {
    transition: none !important;
  }
}

@media (max-width: 1200px) {
  .hero {
    width: min(94vw, 1120px);
    min-height: clamp(360px, calc(100% - 2rem), 560px);
    padding: 1.9rem 2.7rem 2.6rem;
    gap: 2.4rem;
    --orbit-scale: 0.85;
  }

  .cta-wrapper {
    padding: 2.9rem 3.8rem;
    width: min(90%, 600px);
    height: auto;
    min-height: 420px;
  }

  .cta-button {
    font-size: 1.08rem;
    padding: 1rem 2.6rem;
  }
}

@media (max-width: 960px) {
  main {
    padding: 2rem 2vw calc(2.5rem + 72px);
  }

  .hero {
    width: min(92vw, 960px);
    min-height: clamp(340px, calc(100% - 2rem), 520px);
    padding: 2.1rem 2.1rem 2.6rem;
    gap: 2.1rem;
    --orbit-scale: 0.65;
  }

  .hero-content h1 {
    font-size: clamp(2.4rem, 2.6vw + 1.6rem, 3.2rem);
  }

  .hero-content p {
    font-size: clamp(0.95rem, 0.5vw + 0.9rem, 1.12rem);
  }

  .cta-button {
    font-size: 1.1rem;
    padding: 1.1rem 2.75rem;
  }

  .cta-wrapper {
    width: min(94%, 560px);
    padding: 2.6rem 3.2rem;
    height: auto;
    min-height: 400px;
  }
}

@media (max-width: 768px) {
  html,
  body {
    height: 100%;
  }

  body {
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }

  header {
    position: static;
  }

  main {
    flex: 1 1 auto;
    min-height: calc(var(--viewport-height) - var(--header-height) - var(--footer-height));
    padding: 1.6rem 2vw 1.6rem;
    display: flex;
    align-items: stretch;
    justify-content: center;
    overflow: visible;
  }

  main::before,
  main::after {
    display: none;
  }

  .hero {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    min-height: 0;
    padding: 1.6rem 1.1rem 1.9rem;
    border-radius: 28px;
    gap: 1.25rem;
    --orbit-scale: 0;
  }

  .hero-metrics {
    justify-content: center;
    letter-spacing: 0.12em;
    font-size: 0.62rem;
  }

  .hero-content h1 {
    font-size: clamp(1.9rem, 1.6vw + 1.6rem, 2.35rem);
    padding-bottom: 12px;
  }

  .hero-content p {
    font-size: 0.95rem;
  }

  .hero-badge {
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    padding: 0.52rem 1.1rem;
  }

  .hero-inner {
    display: flex;
    flex-direction: column;
    gap: 1.15rem;
    flex: 1 1 auto;
    justify-content: center;
  }

  .cta-wrapper {
    margin-top: 1.4rem;
    flex-direction: column;
    padding: 1.75rem 1.55rem;
    border-radius: 26px;
    width: 100%;
    height: auto;
    min-height: auto;
  }

  .cta-inner {
    width: 100%;
    min-height: auto;
    gap: 0.75rem;
  }

  .cta-button {
    width: 100%;
    min-width: 0;
    justify-content: center;
    font-size: 1.04rem;
    padding: 1.02rem 2rem;
  }

  .cta-form {
    padding: 0;
    row-gap: 0.5rem;
  }

  .cloud-orbits {
    display: none;
  }

  .cloud-list-mobile {
    display: none;
  }
}

@media (max-width: 580px) {
  header .text-2xl {
    font-size: 1.5rem;
  }

  .cta-button {
    font-size: 0.96rem;
    padding: 0.96rem 1.8rem;
  }

  .hero-metrics {
    gap: 0.6rem;
    row-gap: 0.75rem;
  }

  .hero-content h1 {
    white-space: normal;
    line-height: 1.12;
  }

  .cloud-list-mobile {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.6rem;
  }
}

@media (max-width: 420px) {
  main {
    padding: 1.7rem 2vw 2rem;
  }

  .hero {
    padding: 1.45rem 0.95rem 1.7rem;
  }

  .hero-content h1 {
    font-size: 2.05rem;
  }

  .hero-content p {
    font-size: 0.94rem;
  }

  .hero-badge {
    font-size: 0.66rem;
    padding: 0.46rem 0.85rem;
    letter-spacing: 0.2em;
  }

  .cta-button {
    padding: 0.88rem 1.3rem;
  }

  .cloud-list-mobile {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }
}