@layer components {
  .site-header {
    position: fixed;
    z-index: 1000;
    top: 0;
    right: 0;
    left: 0;
    height: var(--header-height);
    border-bottom: 1px solid transparent;
    transition:
      background-color var(--transition-base),
      border-color var(--transition-base),
      transform var(--transition-base);
  }

  .site-header__inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
  }

  .site-header.is-scrolled {
    border-color: var(--color-line);
    background: rgba(5, 5, 5, 0.74);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(22px) saturate(145%);
    -webkit-backdrop-filter: blur(22px) saturate(145%);
  }

  .site-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0.12em;
  }

  .brand-monogram {
    position: relative;
    width: 2.45rem;
    aspect-ratio: 1;
    display: inline-grid;
    place-items: center;
    flex: 0 0 auto;
    overflow: hidden;
    border: 1px solid var(--color-line-strong);
    border-radius: 50%;
    background:
      linear-gradient(var(--color-bg-elevated), var(--color-bg-elevated)) padding-box,
      var(--gradient-brand) border-box;
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.15),
      0 0 24px rgba(59, 130, 246, 0.16);
    color: var(--color-text);
    font-family: var(--font-display);
    font-weight: 700;
  }

  .brand-monogram::after {
    position: absolute;
    inset: -50%;
    background: conic-gradient(transparent, rgba(96, 165, 250, 0.42), transparent 32%);
    content: "";
    mix-blend-mode: screen;
  }

  .primary-nav ul {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 2.6vw, 2.15rem);
  }

  .primary-nav a {
    position: relative;
    padding-block: 0.6rem;
    color: var(--color-muted);
    font-size: 0.82rem;
    font-weight: 600;
    transition: color var(--transition-fast);
  }

  .primary-nav a::after {
    position: absolute;
    right: 50%;
    bottom: 0;
    left: 50%;
    height: 1px;
    background: var(--gradient-brand);
    content: "";
    transition: inset var(--transition-base);
  }

  .primary-nav a:hover,
  .primary-nav a[aria-current="page"] {
    color: var(--color-text);
  }

  .primary-nav a:hover::after,
  .primary-nav a[aria-current="page"]::after {
    right: 0;
    left: 0;
  }

  .nav-toggle {
    width: 2.75rem;
    height: 2.75rem;
    padding: 0;
    display: none;
    place-items: center;
    border: 1px solid var(--color-line);
    border-radius: 50%;
    background: var(--color-surface);
    cursor: pointer;
  }

  .nav-toggle > span:not(.sr-only) {
    position: absolute;
    width: 1.1rem;
    height: 1px;
    background: currentColor;
    transition: transform var(--transition-base);
  }

  .nav-toggle > span:nth-child(2) {
    transform: translateY(-0.22rem);
  }

  .nav-toggle > span:nth-child(3) {
    transform: translateY(0.22rem);
  }

  .nav-toggle[aria-expanded="true"] > span:nth-child(2) {
    transform: rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] > span:nth-child(3) {
    transform: rotate(-45deg);
  }

  .button {
    position: relative;
    min-height: 3.25rem;
    padding: 0.85rem 1.35rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 1px solid rgba(96, 165, 250, 0.3);
    border-radius: var(--radius-pill);
    background: var(--gradient-brand);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.24),
      0 10px 32px rgba(59, 130, 246, 0.2);
    color: white;
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
    transition:
      transform var(--transition-fast),
      box-shadow var(--transition-base),
      filter var(--transition-fast);
  }

  .button::before {
    position: absolute;
    top: -100%;
    left: -40%;
    width: 35%;
    height: 300%;
    transform: rotate(22deg);
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.32), transparent);
    content: "";
    transition: left 600ms var(--ease-premium);
  }

  .button:hover {
    transform: translateY(-2px);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.32),
      0 15px 42px rgba(59, 130, 246, 0.32);
    filter: saturate(1.12);
  }

  .button:hover::before {
    left: 120%;
  }

  .text-link {
    margin-top: 2rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-blue-light);
    font-weight: 700;
  }

  .text-link::after {
    content: "→";
    transition: transform var(--transition-fast);
  }

  .text-link:hover::after {
    transform: translateX(0.3rem);
  }

  .contact-form {
    padding: clamp(1.5rem, 3vw, 2.25rem);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
    background: var(--gradient-surface);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
  }

  .form-field + .form-field {
    margin-top: 1rem;
  }

  .form-field label {
    margin-bottom: 0.45rem;
    display: block;
    color: var(--color-text-soft);
    font-size: 0.8rem;
    font-weight: 700;
  }

  .form-field input,
  .form-field textarea {
    width: 100%;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-sm);
    background: rgba(3, 4, 7, 0.64);
    transition:
      border-color var(--transition-fast),
      background-color var(--transition-fast),
      box-shadow var(--transition-fast);
  }

  .form-field input {
    height: 3.15rem;
    padding-inline: 1rem;
  }

  .form-field textarea {
    min-height: 8rem;
    padding: 0.85rem 1rem;
    resize: vertical;
  }

  .form-field input:hover,
  .form-field textarea:hover {
    border-color: var(--color-line-strong);
  }

  .form-field input:focus,
  .form-field textarea:focus {
    border-color: rgba(96, 165, 250, 0.72);
    outline: 0;
    background: rgba(8, 11, 18, 0.9);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.12);
  }

  .contact-form .button {
    width: 100%;
    margin-top: 1.25rem;
  }

  .form-note {
    margin-top: 0.8rem;
    color: var(--color-muted);
    font-size: 0.75rem;
    text-align: center;
  }

  .footer-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
  }

  .footer-links h3 {
    margin-bottom: 1.25rem;
    color: var(--color-muted);
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
  }

  .footer-links li + li {
    margin-top: 0.85rem;
  }

  .footer-links li,
  .footer-links a {
    color: var(--color-text-soft);
    font-size: 0.9rem;
  }

  .footer-links a {
    transition: color var(--transition-fast);
  }

  .footer-links a span {
    display: inline-block;
    color: var(--color-muted);
    transition: transform var(--transition-fast);
  }

  .footer-links a:hover {
    color: var(--color-text);
  }

  .footer-links a:hover span {
    transform: translate(0.15rem, -0.15rem);
  }

  .site-footer__base a {
    color: var(--color-text-soft);
    transition: color var(--transition-fast);
  }

  .site-footer__base a:hover {
    color: var(--color-text);
  }

  .scroll-progress {
    position: fixed;
    z-index: 2000;
    top: 0;
    right: 0;
    left: 0;
    height: 2px;
    background: transparent;
  }

  .scroll-progress__bar {
    width: 0;
    height: 100%;
    display: block;
    transform-origin: left;
    background: var(--gradient-brand);
    box-shadow: 0 0 15px rgba(96, 165, 250, 0.7);
  }

  .site-loader {
    display: none;
  }

  .js .site-loader {
    position: fixed;
    z-index: 9000;
    inset: 0;
    display: grid;
    place-content: center;
    justify-items: center;
    gap: 1rem;
    background: #030303;
    opacity: 1;
    visibility: visible;
    transition:
      opacity 600ms var(--ease-premium),
      visibility 600ms var(--ease-premium);
  }

  .js .site-loader.is-hidden {
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
  }

  .brand-monogram--loader {
    width: 5rem;
    font-size: 1.6rem;
  }

  .site-loader p {
    color: var(--color-muted);
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.28em;
  }

  .cursor-glow {
    display: none;
  }

  @media (pointer: fine) {
    .js .cursor-glow {
      position: fixed;
      z-index: 1200;
      top: 0;
      left: 0;
      width: 1.1rem;
      height: 1.1rem;
      display: block;
      transform: translate3d(-100px, -100px, 0);
      border: 1px solid rgba(255, 255, 255, 0.65);
      border-radius: 50%;
      box-shadow: 0 0 22px rgba(96, 165, 250, 0.45);
      opacity: 0;
      pointer-events: none;
      transition:
        width var(--transition-fast),
        height var(--transition-fast),
        opacity var(--transition-fast);
    }

    .js .cursor-glow.is-interactive {
      width: 2.2rem;
      height: 2.2rem;
      border-color: rgba(96, 165, 250, 0.85);
      background: rgba(59, 130, 246, 0.08);
    }
  }
}