@layer reset, base, components, utilities;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body, h1, h2, h3, p, ul, ol { margin: 0; }
  ul, ol { padding: 0; }
  img, svg { display: block; max-width: 100%; }
  button, input { font: inherit; }
  a { color: inherit; }
}

@layer base {
  :root {
    --bg: 6 12 14;
    --bgSoft: 9 19 20;
    --panel: 13 25 25;
    --panelStrong: 20 35 34;
    --text: 238 246 243;
    --muted: 157 177 171;
    --line: 52 72 68;
    --accent: 55 235 171;
    --accent-strong: 20 199 139;
    --blue: 83 175 255;
    --warm: 255 197 92;
    --radius-sm: .75rem;
    --radius: 1.25rem;
    --radius-lg: 2rem;
    --shadow: 0 22px 70px rgb(0 0 0 / .22);
    --container: 72rem;
  }

  html { color-scheme: dark; scroll-padding-top: 7rem; }
  body {
    min-width: 20rem;
    color: rgb(var(--text));
    background:
      radial-gradient(circle at 80% 7%, rgb(var(--accent) / .09), transparent 24rem),
      radial-gradient(circle at 10% 45%, rgb(var(--blue) / .06), transparent 28rem),
      rgb(var(--bg));
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    transition: color .15s ease, background-color .15s ease;
  }

  ::selection { color: #03100c; background: rgb(var(--accent)); }
  :focus-visible { outline: 3px solid rgb(var(--accent)); outline-offset: 4px; }
  h1, h2, h3 { line-height: 1.08; letter-spacing: -.035em; text-wrap: balance; }
  h1 { max-width: 13ch; font-size: clamp(3rem, 8vw, 6.8rem); font-weight: 760; }
  h2 { max-width: 16ch; font-size: clamp(2.1rem, 5vw, 4.2rem); font-weight: 730; }
  h3 { font-size: 1.35rem; }
  p { color: rgb(var(--muted)); }
  a { text-decoration: none; }
  button { color: inherit; }
}

@layer components {
  .skip-link {
    position: fixed; z-index: 100; top: 1rem; left: 1rem; padding: .7rem 1rem;
    color: #06100d; background: rgb(var(--accent)); border-radius: .5rem; transform: translateY(-180%);
  }
  .skip-link:focus { transform: translateY(0); }
  .container { width: min(calc(100% - 2rem), var(--container)); margin-inline: auto; }
  .section { padding-block: clamp(5rem, 10vw, 9rem); }
  .section--tight { padding-block: clamp(3.5rem, 7vw, 6rem); }
  .eyebrow {
    display: inline-flex; align-items: center; gap: .6rem; margin-bottom: 1.2rem;
    color: rgb(var(--accent)); font-size: .78rem; font-weight: 760; letter-spacing: .16em; text-transform: uppercase;
  }
  .eyebrow::before { width: 1.8rem; height: 1px; content: ""; background: currentColor; }
  .section-head { display: grid; gap: 1.2rem; margin-bottom: 3rem; }
  .section-head p { max-width: 42rem; font-size: 1.08rem; }
  .kicker { max-width: 52rem; font-size: clamp(1.08rem, 2vw, 1.25rem); }

  .site-header {
    position: fixed; z-index: 50; inset: 0 0 auto; padding-block: 1rem; transition: background .2s ease, padding .2s ease, border-color .2s ease;
  }
  .site-header.is-scrolled {
    padding-block: .65rem; border-bottom: 1px solid rgb(var(--line) / .55);
    background: rgb(var(--bg) / .82); backdrop-filter: blur(18px);
  }
  .nav-shell { display: flex; align-items: center; justify-content: space-between; min-height: 3rem; gap: 1.5rem; }
  .brand { display: inline-flex; align-items: center; gap: .75rem; font-size: 1.12rem; font-weight: 760; letter-spacing: -.02em; }
  .brand-mark { width: 2rem; color: rgb(var(--accent)); }
  .brand-dot { color: rgb(var(--accent)); }
  .navigation { display: flex; align-items: center; gap: clamp(1rem, 2vw, 2rem); }
  .nav-links { display: flex; align-items: center; gap: 1.6rem; list-style: none; }
  .nav-links a { color: rgb(var(--muted)); font-size: .9rem; font-weight: 620; transition: color .2s ease; }
  .nav-links a:hover { color: rgb(var(--text)); }
  .language-switch {
    display: flex; align-items: center; gap: .2rem; padding: .2rem; border: 1px solid rgb(var(--line)); border-radius: 999px;
    background: rgb(var(--panel) / .8);
  }
  .language-switch a { padding: .28rem .55rem; color: rgb(var(--muted)); border-radius: 999px; font-size: .74rem; font-weight: 760; }
  .language-switch a[aria-current="page"] { color: #06100d; background: rgb(var(--accent)); }
  .menu-button {
    display: none; width: 2.75rem; height: 2.75rem; padding: .65rem; border: 1px solid rgb(var(--line)); border-radius: .75rem;
    background: rgb(var(--panel)); cursor: pointer;
  }
  .menu-button span { display: block; height: 2px; margin-block: .28rem; background: rgb(var(--text)); }

  .hero { position: relative; min-height: 100svh; display: grid; align-items: center; overflow: hidden; padding-block: 9rem 4rem; }
  .hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(18rem, .85fr); align-items: center; gap: clamp(3rem, 8vw, 8rem); }
  .hero h1 .accent { color: rgb(var(--accent)); }
  .hero-copy > p { max-width: 42rem; margin-top: 1.6rem; font-size: clamp(1.1rem, 2vw, 1.3rem); }
  .hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.2rem; }
  .trust-row { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; margin-top: 2.2rem; color: rgb(var(--muted)); font-size: .86rem; }
  .trust-row span { display: inline-flex; align-items: center; gap: .5rem; }
  .trust-row span::before { width: .45rem; height: .45rem; content: ""; background: rgb(var(--accent)); border-radius: 50%; box-shadow: 0 0 12px rgb(var(--accent) / .8); }
  .button {
    display: inline-flex; min-height: 3.25rem; align-items: center; justify-content: center; gap: .55rem; padding: .75rem 1.2rem;
    border: 1px solid transparent; border-radius: .8rem; font-weight: 720; transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
  }
  .button:hover { transform: translateY(-2px); }
  .button--primary { color: #04100c; background: rgb(var(--accent)); box-shadow: 0 12px 35px rgb(var(--accent) / .17); }
  .button--primary:hover { box-shadow: 0 16px 42px rgb(var(--accent) / .26); }
  .button--secondary { border-color: rgb(var(--line)); background: rgb(var(--panel) / .65); }

  .hero-visual { position: relative; display: grid; place-items: center; min-height: 31rem; }
  .orbit { position: absolute; border: 1px solid rgb(var(--line) / .8); border-radius: 50%; }
  .orbit--one { width: 27rem; height: 27rem; animation: spin 26s linear infinite; }
  .orbit--two { width: 20rem; height: 20rem; border-style: dashed; animation: spin 18s linear infinite reverse; }
  .orbit::before { position: absolute; top: 12%; left: 8%; width: .8rem; height: .8rem; content: ""; background: rgb(var(--accent)); border-radius: 50%; box-shadow: 0 0 24px rgb(var(--accent)); }
  .core-card {
    position: relative; z-index: 2; width: min(21rem, 75vw); padding: 1.5rem; border: 1px solid rgb(var(--line)); border-radius: var(--radius-lg);
    background: linear-gradient(145deg, rgb(var(--panelStrong) / .92), rgb(var(--panel) / .72)); box-shadow: var(--shadow); backdrop-filter: blur(15px);
  }
  .core-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
  .status { display: flex; align-items: center; gap: .5rem; color: rgb(var(--muted)); font-size: .78rem; }
  .status::before { width: .55rem; height: .55rem; content: ""; background: rgb(var(--accent)); border-radius: 50%; box-shadow: 0 0 10px rgb(var(--accent)); }
  .terminal-lines { display: grid; gap: .8rem; }
  .terminal-line { height: .55rem; background: rgb(var(--line) / .48); border-radius: 999px; }
  .terminal-line:nth-child(1) { width: 75%; background: rgb(var(--accent) / .55); }
  .terminal-line:nth-child(2) { width: 100%; }
  .terminal-line:nth-child(3) { width: 58%; background: rgb(var(--blue) / .55); }
  .terminal-line:nth-child(4) { width: 88%; }
  .visual-label { display: flex; justify-content: space-between; margin-top: 1.8rem; padding-top: 1rem; border-top: 1px solid rgb(var(--line)); color: rgb(var(--muted)); font-size: .78rem; }
  .float-chip { position: absolute; z-index: 3; padding: .65rem .85rem; border: 1px solid rgb(var(--line)); border-radius: .7rem; color: rgb(var(--text)); background: rgb(var(--panel)); box-shadow: var(--shadow); font-size: .78rem; font-weight: 700; }
  .float-chip--web { top: 12%; right: 0; }
  .float-chip--pc { bottom: 17%; left: -2%; }
  .float-chip--mobile { right: 2%; bottom: 7%; }

  .services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .service-card {
    position: relative; min-height: 20rem; padding: clamp(1.5rem, 4vw, 2.3rem); overflow: hidden; border: 1px solid rgb(var(--line) / .7);
    border-radius: var(--radius); background: rgb(var(--panel) / .72); transition: transform .25s ease, border-color .25s ease;
  }
  .service-card:hover { transform: translateY(-5px); border-color: rgb(var(--accent) / .7); }
  .service-card::after { position: absolute; right: -4rem; bottom: -5rem; width: 13rem; height: 13rem; content: ""; background: rgb(var(--card-color) / .08); border-radius: 50%; filter: blur(2px); }
  .service-card:nth-child(2) { --card-color: var(--blue); }
  .service-card:nth-child(3) { --card-color: var(--warm); }
  .service-card:nth-child(4) { --card-color: var(--accent); }
  .service-number { color: rgb(var(--accent)); font: 700 .75rem/1 ui-monospace, monospace; }
  .service-icon { width: 3rem; height: 3rem; margin-block: 2.7rem 1.4rem; padding: .75rem; color: rgb(var(--accent)); border-radius: .8rem; background: rgb(var(--accent) / .1); }
  .service-card p { max-width: 32rem; margin-top: .9rem; }
  .service-list { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.4rem; list-style: none; }
  .service-list li { padding: .35rem .6rem; color: rgb(var(--muted)); border: 1px solid rgb(var(--line)); border-radius: 999px; font-size: .72rem; }

  .theme-panel { position: relative; overflow: hidden; border-block: 1px solid rgb(var(--line)); background: rgb(var(--bgSoft) / .75); }
  .theme-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(2rem, 8vw, 7rem); }
  .theme-control { padding: clamp(1.5rem, 5vw, 3rem); border: 1px solid rgb(var(--line)); border-radius: var(--radius-lg); background: rgb(var(--panel)); box-shadow: var(--shadow); }
  .theme-control-head { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; }
  .theme-control label { font-weight: 740; }
  .theme-value { color: rgb(var(--accent)); font-family: ui-monospace, monospace; }
  .theme-slider { width: 100%; height: .5rem; accent-color: rgb(var(--accent)); cursor: pointer; }
  .theme-scale { display: flex; justify-content: space-between; margin-top: .6rem; color: rgb(var(--muted)); font-size: .76rem; }

  .process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; counter-reset: process; }
  .process-step { padding: 2rem; border-top: 1px solid rgb(var(--line)); counter-increment: process; }
  .process-step::before { display: block; margin-bottom: 2.5rem; color: rgb(var(--accent)); content: "0" counter(process); font: 700 .8rem/1 ui-monospace, monospace; }
  .process-step p { margin-top: .8rem; }

  .local-panel {
    display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(2rem, 6vw, 5rem); padding: clamp(2rem, 6vw, 5rem);
    border: 1px solid rgb(var(--line)); border-radius: var(--radius-lg); background: linear-gradient(135deg, rgb(var(--panel)), rgb(var(--bgSoft)));
  }
  .local-panel h2 { max-width: 13ch; }
  .local-copy p { max-width: 40rem; margin-top: 1.3rem; }
  .local-facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; align-content: center; }
  .fact { padding: 1.25rem; border: 1px solid rgb(var(--line)); border-radius: 1rem; background: rgb(var(--bg) / .4); }
  .fact strong { display: block; font-size: 1.05rem; }
  .fact span { color: rgb(var(--muted)); font-size: .78rem; }

  .faq-list { max-width: 54rem; margin-inline: auto; }
  details { border-bottom: 1px solid rgb(var(--line)); }
  summary { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 1.5rem; font-size: 1.05rem; font-weight: 690; cursor: pointer; list-style: none; }
  summary::-webkit-details-marker { display: none; }
  summary::after { content: "+"; color: rgb(var(--accent)); font-size: 1.5rem; font-weight: 400; }
  details[open] summary::after { content: "−"; }
  details p { max-width: 46rem; padding: 0 3rem 1.5rem 0; }

  .contact-card {
    position: relative; overflow: hidden; padding: clamp(2rem, 8vw, 6rem); border: 1px solid rgb(var(--line)); border-radius: var(--radius-lg);
    background: rgb(var(--panel)); text-align: center;
  }
  .contact-card::before { position: absolute; inset: auto 25% -8rem; height: 14rem; content: ""; background: rgb(var(--accent) / .12); border-radius: 50%; filter: blur(50px); }
  .contact-card h2 { max-width: 15ch; margin-inline: auto; }
  .contact-card p { max-width: 42rem; margin: 1.4rem auto 2rem; font-size: 1.08rem; }
  .contact-email { position: relative; display: inline-block; margin-top: 1.2rem; color: rgb(var(--accent)); font-size: clamp(1.1rem, 3vw, 1.6rem); font-weight: 740; text-decoration: underline; text-decoration-color: rgb(var(--accent) / .3); text-underline-offset: .3rem; }

  .site-footer { padding-block: 2.5rem; border-top: 1px solid rgb(var(--line)); }
  .footer-grid { display: flex; align-items: center; justify-content: space-between; gap: 1rem; color: rgb(var(--muted)); font-size: .8rem; }
  .footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }
  .footer-links a:hover { color: rgb(var(--text)); }

  [data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
  [data-reveal].is-visible { opacity: 1; transform: none; }
}

@layer utilities {
  .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
  @keyframes spin { to { transform: rotate(360deg); } }

  @media (max-width: 860px) {
    .menu-button { display: block; }
    .navigation {
      position: absolute; top: calc(100% + .4rem); right: 1rem; left: 1rem; display: none; align-items: stretch; padding: 1rem;
      border: 1px solid rgb(var(--line)); border-radius: 1rem; background: rgb(var(--panel)); box-shadow: var(--shadow);
    }
    .navigation.is-open { display: grid; }
    .nav-links { display: grid; gap: .2rem; }
    .nav-links a { display: block; padding: .7rem; }
    .language-switch { width: max-content; margin: .5rem; }
    .hero-grid, .theme-grid, .local-panel { grid-template-columns: 1fr; }
    .hero { padding-top: 8rem; }
    .hero-copy { text-align: center; }
    .hero h1, .hero-copy > p { margin-inline: auto; }
    .hero-actions, .trust-row { justify-content: center; }
    .hero-visual { min-height: 27rem; }
    .local-facts { grid-template-columns: repeat(2, 1fr); }
  }

  @media (max-width: 620px) {
    .services-grid, .process-grid { grid-template-columns: 1fr; }
    .service-card { min-height: auto; }
    .orbit--one { width: 22rem; height: 22rem; }
    .orbit--two { width: 16rem; height: 16rem; }
    .float-chip--web { right: 2%; }
    .float-chip--pc { left: 1%; }
    .local-facts { grid-template-columns: 1fr; }
    .footer-grid { align-items: flex-start; flex-direction: column; }
  }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    [data-reveal] { opacity: 1; transform: none; }
  }
}