/* 06 glass-gradient — the original's two blues turned into a mesh: #092C5F
   into #336799 into a light steel, with translucent panels over it. Pills,
   20px radii, layers overlapping on a diagonal. */
@layer tokens, base, layout, components;

@layer tokens {
  :root {
    color-scheme: light dark;

    --deep:  light-dark(#3f6db0, #071a33);
    --mid:   light-dark(#6f9fd4, #0f3c6b);
    --pale:  light-dark(#b9d2ea, #1d5c8f);
    --base:  light-dark(#eef3f9, #050a12);

    --ink:   light-dark(#101c2c, #e6eef7);
    --muted: light-dark(#43536a, #a9bacd);
    /* The film flips polarity with the scheme — white glass on light, black
       glass on dark — or the hairline edge stops reading as an edge. */
    --glass: light-dark(color-mix(in oklab, #fff 64%, transparent),
                        color-mix(in oklab, #000 44%, transparent));
    --glass-edge: light-dark(color-mix(in oklab, #fff 85%, transparent),
                             color-mix(in oklab, #fff 16%, transparent));
    /* The scrim behind body copy must flip too, or dark-mode text lands on
       the brightest part of the mesh. */
    --scrim: light-dark(color-mix(in oklab, #fff 88%, transparent),
                        color-mix(in oklab, #050a12 84%, transparent));
    --accent: light-dark(#0f4c8a, #7fb6ee);
    --on-accent: #ffffff;

    --radius: 20px;
    --radius-pill: 999px;
    --sans: "Inter", "Helvetica Neue", system-ui, sans-serif;
  }
  :root:has(#light:target) { color-scheme: light; }
  :root:has(#dark:target)  { color-scheme: dark; }
}

@layer base {
  * { box-sizing: border-box; }
  body {
    margin: 0;
    min-block-size: 100vh;
    background: var(--base);
    color: var(--ink);
    font: 1rem/1.65 var(--sans);
    overflow-x: hidden;
  }
  h1, h2, h3 { margin: 0; font-weight: 300; letter-spacing: -0.03em; }
  p { margin: 0; }
  ul { margin: 0; padding: 0; list-style: none; }
  dl, dd { margin: 0; }
  figure { margin: 0; }
  img { display: block; max-inline-size: 100%; block-size: auto; }
  a { color: var(--accent); }
  a:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px;
                    border-radius: var(--radius-pill); }
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition-duration: 0.01ms !important; }
  }
}

@layer layout {
  .mesh {
    position: fixed;
    inset: -20vmax;
    z-index: -1;
    background:
      radial-gradient(48vmax 40vmax at 12% 8%,  var(--deep) 0%, transparent 62%),
      radial-gradient(46vmax 44vmax at 88% 20%, var(--pale) 0%, transparent 60%),
      radial-gradient(42vmax 42vmax at 32% 92%, var(--mid)  0%, transparent 62%),
      var(--base);
  }
  .mesh::after {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.45;
    background-image: radial-gradient(currentColor 0.5px, transparent 0.5px);
    background-size: 3px 3px;
    color: light-dark(rgb(255 255 255 / 0.5), rgb(0 0 0 / 0.5));
  }
  main {
    max-inline-size: 72rem;
    margin-inline: auto;
    padding: 0 clamp(1rem, 4vw, 2.5rem);
    display: grid;
    gap: clamp(2rem, 5vw, 3.5rem);
  }
}

@layer components {
  .glass {
    background: var(--glass);
    border: 1px solid var(--glass-edge);
    border-radius: var(--radius);
    box-shadow: 0 24px 60px -30px light-dark(rgb(15 45 95 / 0.45), rgb(0 0 0 / 0.75));
    backdrop-filter: blur(18px);
  }
  @supports not (backdrop-filter: blur(1px)) {
    .glass { background: var(--scrim); }
  }
  .scrim { background: var(--scrim); border-radius: 14px; }

  .masthead {
    position: sticky;
    top: clamp(0.5rem, 2vw, 1rem);
    z-index: 5;
    max-inline-size: 72rem;
    margin: clamp(1rem, 3vw, 2rem) auto;
    inline-size: calc(100% - clamp(2rem, 8vw, 5rem));
    padding: 0.6rem 1rem;
    border-radius: var(--radius-pill);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1.25rem;
  }
  .brand { display: flex; align-items: center; gap: 0.6rem; text-decoration: none;
           color: var(--ink); }
  .brand img { inline-size: 2.25rem; }
  .name { font-weight: 600; font-size: 0.9375rem; letter-spacing: -0.02em; }
  .nav { display: flex; flex-wrap: wrap; gap: 0 1.125rem; margin-inline: auto;
         font-size: 0.875rem; }
  .nav a { color: var(--muted); text-decoration: none; }
  .nav a:hover { color: var(--ink); }
  .schemes { display: flex; gap: 0.25rem; }
  .schemes a { font-size: 0.75rem; padding: 0.3rem 0.75rem;
               border-radius: var(--radius-pill); border: 1px solid var(--glass-edge);
               color: var(--muted); text-decoration: none; }
  .schemes a:hover { color: var(--ink); }

  /* The photo sits under the glass rather than beside it — the panel floats
     over the picture on a slight rotation. */
  .hero { position: relative; padding-block: clamp(1rem, 3vw, 2rem) 0; }
  .hero-figure { border-radius: var(--radius); overflow: hidden; }
  .hero-figure img {
    inline-size: 100%;
    aspect-ratio: 16 / 7;
    object-fit: cover;
    object-position: 50% 58%;
  }
  .hero-panel {
    position: relative;
    z-index: 2;
    margin: -6rem 0 0 0;
    inline-size: min(44rem, 100%);
    padding: clamp(1.5rem, 4vw, 2.75rem);
    transform: rotate(-1.1deg);
  }
  .hero-panel > * { transform: rotate(1.1deg); }
  .eyebrow { font-size: 0.8125rem; letter-spacing: 0.1em; text-transform: uppercase;
             color: var(--accent); margin-block-end: 1rem; }
  .hero h1 { font-size: clamp(2rem, 5.5vw, 3.75rem); line-height: 1.04;
             text-wrap: balance; }
  .lede { margin-block-start: 1.25rem; padding: 0.875rem 1.125rem;
          max-inline-size: 46ch; }
  .actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-block-start: 1.5rem; }
  .btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--glass-edge);
    background: var(--scrim);
    color: var(--ink);
    font-size: 0.9375rem;
    font-weight: 500;
    text-decoration: none;
  }
  .btn:hover { border-color: var(--accent); color: var(--accent); }
  .btn-primary { background: var(--accent); border-color: transparent;
                 color: var(--on-accent); }
  .btn-primary:hover { filter: brightness(1.12); color: var(--on-accent); }
  @media (max-width: 720px) {
    .hero-panel, .hero-panel > * { transform: none; }
    .hero-panel { margin-block-start: -2.5rem; }
  }

  h2 { font-size: clamp(1.375rem, 3vw, 2rem); margin-block-end: 1.25rem;
       padding-inline-start: 0.5rem; }

  /* Staggered overlapping panels on a diagonal — not a grid. */
  .items { display: grid; gap: 1rem; }
  .items li { padding: 1.25rem 1.5rem; inline-size: min(40rem, 100%); }
  .items .l1 { margin-inline-start: 0; }
  .items .l2 { margin-inline-start: clamp(0px, 9vw, 8rem); margin-block-start: -0.5rem; }
  .items .l3 { margin-inline-start: clamp(0px, 18vw, 16rem); margin-block-start: -0.5rem; }
  .items .l4 { margin-inline-start: clamp(0px, 12vw, 11rem); margin-block-start: -0.5rem; }
  .items .l5 { margin-inline-start: clamp(0px, 5vw, 4rem); margin-block-start: -0.5rem; }
  .items .l6 { margin-inline-start: 0; margin-block-start: -0.5rem; }
  .items h3 { font-size: 1.125rem; font-weight: 600; margin-block-end: 0.5rem; }
  .items p { color: var(--muted); font-size: 0.9375rem; padding: 0.6rem 0.8rem; }
  .items figure { margin-block-start: 0.875rem; border-radius: 14px; overflow: hidden; }
  .items figure img { inline-size: 100%; aspect-ratio: 3 / 1; object-fit: cover; }

  .kontakt { padding: clamp(1.75rem, 4vw, 2.5rem); }
  .contact { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
  .contact > div { padding: 1.125rem; }
  .contact dt { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em;
                color: var(--muted); margin-block-end: 0.5rem; }
  .contact dd { line-height: 1.8; font-size: 0.9375rem; }
  @media (max-width: 640px) { .contact { grid-template-columns: 1fr; } }

  .colophon {
    max-inline-size: 72rem;
    margin: clamp(2.5rem, 6vw, 4rem) auto 2rem;
    inline-size: calc(100% - clamp(2rem, 8vw, 5rem));
    padding: clamp(1.25rem, 4vw, 2rem);
    font-size: 0.9375rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 2rem;
    align-items: center;
  }
  .sections { display: flex; flex-wrap: wrap; gap: 0.4rem 1.125rem; }
  .sections a { color: var(--ink); text-decoration: none; }
  .sections a:hover { color: var(--accent); }
  .up { margin-inline-start: auto; }
}