/* =========================================================
   Knut Hoberg, private Seite
   Dark-Theme-Lock, ein Akzent (Kupfer/Amber), ein Radius-System:
   Flaechen 14px, interaktive Elemente Pille.
   ========================================================= */

@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:400 700;font-display:swap;
  src:url('../fonts/space-grotesk-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:400 700;font-display:swap;
  src:url('../fonts/space-grotesk-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400 500;font-display:swap;
  src:url('../fonts/jetbrains-mono-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400 500;font-display:swap;
  src:url('../fonts/jetbrains-mono-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;}

:root{
  --bg:#0a0c0e;
  --text:#e9ecef;
  --muted:#98a2ab;
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.06);
  --surface:rgba(19,23,28,.78);
  --accent:#e98a3c;
  --accent-soft:#ffb271;
  --ink:#12100d;

  --radius:14px;
  --shell:1320px;
  --gap:clamp(.9rem,1.6vw,1.4rem);
  --section-y:clamp(6rem,13vw,11rem);

  --portrait-opacity:.15;
  --portrait-scale:1.06;

  --z-bg:0; --z-content:10; --z-bar:40; --z-grain:60;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Space Grotesk',ui-sans-serif,system-ui,'Segoe UI',sans-serif;
  font-size:clamp(1rem,.96rem + .2vw,1.075rem);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,p{margin:0}
img{max-width:100%;display:block}
::selection{background:var(--accent);color:var(--ink)}
:focus-visible{outline:2px solid var(--accent-soft);outline-offset:3px;border-radius:4px}

.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:clamp(1.25rem,4vw,3.5rem)}

/* ---------- Hintergrundebenen: Foto, WebGL-Gitter, Scrim ---------- */
.backdrop{position:fixed;inset:0;z-index:var(--z-bg);pointer-events:none;overflow:hidden}
.backdrop__portrait{
  position:absolute;inset:0;
  background-image:url('../img/portrait.jpg');
  background-repeat:no-repeat;
  /* schmale Schirme: Bild fuellt die Flaeche, Blende von oben nach unten */
  background-size:cover;
  background-position:50% 22%;
  filter:grayscale(1) contrast(1.14) brightness(.8);
  opacity:var(--portrait-opacity);
  transform:scale(var(--portrait-scale));
  transform-origin:95% 18%;
  -webkit-mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.55) 46%,transparent 80%);
  mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.55) 46%,transparent 80%);
}
.backdrop__portrait::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(210deg,rgba(233,138,60,.30),rgba(10,12,14,0) 58%);
  mix-blend-mode:overlay;
}
.backdrop__canvas{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:1}
.backdrop__scrim{
  position:absolute;inset:0;
  background:
    radial-gradient(90% 60% at 18% 0%,rgba(233,138,60,.07),transparent 60%),
    linear-gradient(180deg,rgba(10,12,14,.20) 0%,rgba(10,12,14,.62) 52%,rgba(10,12,14,.93) 100%);
}
.grain{
  position:fixed;inset:0;z-index:var(--z-grain);pointer-events:none;opacity:.30;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.42'/%3E%3C/svg%3E");
}

main,.topbar,.footer{position:relative;z-index:var(--z-content)}

/* ---------- Kopfzeile ---------- */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:var(--z-bar);
  height:66px;display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding-inline:clamp(1.25rem,4vw,3.5rem);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:linear-gradient(180deg,rgba(10,12,14,.78),rgba(10,12,14,.18));
  border-bottom:1px solid var(--line-soft);
  will-change:transform;
}
.wordmark{font-weight:700;letter-spacing:-.02em;font-size:1.02rem}
.topbar__note{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}

/* ---------- Typografie ---------- */
.eyebrow{
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--accent);
  margin-bottom:1.1rem;
}
.section__head{
  font-size:clamp(1.85rem,1.1rem + 2.6vw,3.1rem);
  line-height:1.08;letter-spacing:-.03em;font-weight:500;
  max-width:18ch;margin-bottom:clamp(2.5rem,5vw,4rem);
}

/* ---------- Hero ---------- */
.hero{
  min-height:100dvh;display:grid;align-content:center;
  padding:6rem clamp(1.25rem,4vw,3.5rem) clamp(4rem,8vw,7rem);
}
.hero__inner{width:100%;max-width:var(--shell);margin-inline:auto}
.hero__title{
  font-size:clamp(2.4rem,1rem + 5.6vw,5rem);
  line-height:1.04;letter-spacing:-.045em;font-weight:700;
  max-width:23ch;
}
.mask{display:block;overflow:hidden;padding-bottom:.06em}
.mask__i{display:block;will-change:transform}
.hero__sub{
  margin:clamp(1.4rem,2.6vw,2rem) 0 clamp(2rem,3.4vw,2.8rem);
  color:var(--muted);max-width:46ch;font-size:clamp(1.02rem,.98rem + .35vw,1.22rem);
}
.btn{
  font:inherit;font-weight:500;
  display:inline-flex;align-items:center;gap:.6rem;white-space:nowrap;
  padding:.86rem 1.6rem;border-radius:999px;border:1px solid transparent;
  background:var(--accent);color:var(--ink);cursor:pointer;
  transition:transform .25s cubic-bezier(.16,1,.3,1),background-color .25s ease;
  box-shadow:0 10px 30px rgba(233,138,60,.16);
}
.btn::after{content:"";width:16px;height:1px;background:currentColor;opacity:.7;transition:width .25s cubic-bezier(.16,1,.3,1)}
.btn:hover{background:var(--accent-soft);transform:translateY(-2px)}
.btn:hover::after{width:26px}
.btn:active{transform:translateY(0) scale(.985)}

/* ---------- Statement ---------- */
.statement{padding-block:var(--section-y)}
.statement__head{
  font-size:clamp(1.7rem,1rem + 2.3vw,2.85rem);
  line-height:1.14;letter-spacing:-.03em;font-weight:500;max-width:20ch;
  margin-bottom:clamp(1.8rem,3vw,2.6rem);
}
.statement__body{color:var(--muted);max-width:58ch;font-size:clamp(1.05rem,1rem + .4vw,1.26rem);line-height:1.7}
.statement__body .word{display:inline-block;will-change:transform,opacity}

/* ---------- Bento ---------- */
.fields{padding-block:var(--section-y)}
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.tile{
  position:relative;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface);
  padding:clamp(1.4rem,2.2vw,2rem);
  min-height:190px;
  display:flex;flex-direction:column;justify-content:flex-end;gap:.7rem;
  transition:border-color .3s ease,transform .4s cubic-bezier(.16,1,.3,1);
}
.tile:hover{border-color:rgba(233,138,60,.42);transform:translateY(-3px)}
.tile h3{font-size:clamp(1.12rem,1rem + .5vw,1.5rem);font-weight:500;letter-spacing:-.02em}
.tile p{color:var(--muted);font-size:.95rem;line-height:1.55;max-width:42ch}
.tile--lead{grid-column:span 2;grid-row:span 2;min-height:400px}
.tile--lead h3{font-size:clamp(1.6rem,1.1rem + 1.6vw,2.4rem)}
.tile--lead p{font-size:1.03rem;max-width:34ch}
.tile--wide{grid-column:span 2}
.tile > *{position:relative;z-index:1}

/* Kachel-Texturen: sichtbare Varianz statt sieben gleicher Kaesten */
.tile--data::before{
  content:"";position:absolute;inset:0;opacity:1;
  background-image:
    radial-gradient(circle at 22% 26%,rgba(233,138,60,.9) 0 2.4px,transparent 3.2px),
    radial-gradient(circle at 61% 14%,rgba(233,138,60,.6) 0 2px,transparent 2.8px),
    radial-gradient(circle at 84% 40%,rgba(255,255,255,.75) 0 1.8px,transparent 2.6px),
    radial-gradient(circle at 38% 54%,rgba(255,255,255,.5) 0 1.8px,transparent 2.6px),
    radial-gradient(circle at 72% 62%,rgba(233,138,60,.45) 0 1.6px,transparent 2.4px),
    radial-gradient(circle at 14% 48%,rgba(255,255,255,.4) 0 1.4px,transparent 2.2px),
    radial-gradient(110% 90% at 82% 4%,rgba(233,138,60,.16),transparent 62%),
    linear-gradient(rgba(255,255,255,.085) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.085) 1px,transparent 1px);
  background-size:100% 100%,100% 100%,100% 100%,100% 100%,100% 100%,100% 100%,100% 100%,46px 46px,46px 46px;
  -webkit-mask-image:linear-gradient(198deg,#000 4%,rgba(0,0,0,.45) 52%,transparent 84%);
  mask-image:linear-gradient(198deg,#000 4%,rgba(0,0,0,.45) 52%,transparent 84%);
}
.tile--warm::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(120% 140% at 92% 8%,rgba(233,138,60,.26),transparent 58%),
    linear-gradient(140deg,rgba(255,255,255,.06),transparent 46%);
}
.tile--glass{
  background:rgba(16,19,24,.42);
  backdrop-filter:blur(3px) saturate(130%);-webkit-backdrop-filter:blur(3px) saturate(130%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07);
}
.tile--glass::before{
  content:"";position:absolute;inset:-20%;
  background:conic-gradient(from 210deg at 72% 26%,rgba(233,138,60,.34),rgba(255,255,255,.06) 26%,transparent 52%,rgba(233,138,60,.18) 82%,rgba(233,138,60,.34));
  filter:blur(26px);opacity:.72;
}
/* Bildebene in einer Kachel. Fehlt die Datei, entfernt sich das img selbst
   und die Kachel faellt auf den Farbverlauf darunter zurueck. */
.tile__media{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;object-position:50% 26%;
  opacity:.7;
  z-index:0;            /* sonst erbt das Bild z-index 1 von .tile > * und liegt ueber dem Abdunkler */
}
.tile--glass:has(.tile__media)::before{opacity:.3}
.tile--glass:has(.tile__media) p{max-width:34ch}
.tile--glass:has(.tile__media)::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,12,14,.94) 0%,rgba(10,12,14,.86) 44%,rgba(10,12,14,.45) 74%,rgba(10,12,14,0) 100%);
}

/* ---------- Ablauf, horizontaler Schwenk ---------- */
.flow{padding-block:var(--section-y)}
.flow__head{margin-bottom:clamp(2rem,4vw,3rem)}
.flow__head .section__head{margin-bottom:0}
.flow__track{
  display:flex;flex-direction:column;gap:var(--gap);
  padding-inline:clamp(1.25rem,4vw,3.5rem);
}
.panel{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(24,28,34,.86),rgba(14,17,21,.9));
  padding:clamp(1.6rem,2.6vw,2.4rem);
  display:flex;flex-direction:column;justify-content:flex-end;gap:.7rem;
}
.panel h3{font-size:clamp(1.4rem,1.1rem + 1.1vw,2rem);font-weight:500;letter-spacing:-.025em}
.panel p{color:var(--muted);max-width:34ch}

/* ---------- Schluss ---------- */
.closing{padding-block:clamp(8rem,18vw,15rem)}
.closing__line{
  font-size:clamp(1.9rem,1rem + 3.4vw,4rem);
  line-height:1.1;letter-spacing:-.035em;font-weight:500;max-width:16ch;
}
.closing__line--accent{color:var(--accent)}

/* ---------- Fuss ---------- */
.footer{border-top:1px solid var(--line-soft);padding-block:2.2rem}
.footer__inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.footer__meta{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

/* ---------- Reveal-Grundzustaende, nur mit aktivem JS ---------- */
.js .reveal{opacity:0;transform:translateY(22px)}
.js .mask__i{transform:translateY(105%)}
.js [data-tile]{opacity:0;transform:translateY(26px)}

/* ---------- Breakpoints ---------- */
@media (min-width:900px){
  .backdrop__portrait{
    background-size:auto 116%;
    background-position:95% 9%;
    -webkit-mask-image:linear-gradient(90deg,transparent 38%,rgba(0,0,0,.45) 55%,#000 74%,#000 91%,transparent 100%);
    mask-image:linear-gradient(90deg,transparent 38%,rgba(0,0,0,.45) 55%,#000 74%,#000 91%,transparent 100%);
  }
  .flow__track{
    flex-direction:row;align-items:stretch;
    gap:clamp(1.2rem,2vw,2rem);
    width:max-content;
  }
  .panel{width:clamp(290px,32vw,560px);min-height:min(48vh,400px)}
  .flow.is-pinned{padding-block:0}
  .flow.is-pinned .flow__pin{
    min-height:100dvh;display:flex;flex-direction:column;justify-content:center;
    gap:clamp(2rem,4vw,3.5rem);overflow:hidden;
  }
  .flow.is-pinned .flow__head{margin-bottom:0}
}
@media (max-width:899px){
  /* Schmale Kachel: Bild als Band oben, Text darunter auf fast deckendem Grund */
  .tile--glass:has(.tile__media){min-height:250px}
  .tile--glass .tile__media{opacity:.75;object-position:50% 34%}
  .tile--glass:has(.tile__media) p{max-width:none}
  .tile--glass:has(.tile__media)::after{
    background:linear-gradient(180deg,rgba(10,12,14,0) 0%,rgba(10,12,14,.25) 26%,rgba(10,12,14,.86) 46%,rgba(10,12,14,.94) 60%,rgba(10,12,14,.94) 100%);
  }
  .bento{grid-template-columns:repeat(2,1fr)}
  .tile--lead{grid-column:span 2;grid-row:span 1;min-height:260px}
  .tile--wide{grid-column:span 2}
  .flow__track{padding-inline:0}
}
@media (max-width:640px){
  .bento{grid-template-columns:1fr}
  .tile,.tile--lead,.tile--wide{grid-column:span 1;min-height:0}
  .topbar__note{display:none}
  .backdrop__portrait{background-position:50% 18%;opacity:calc(var(--portrait-opacity) * .8)}
  .hero{padding-top:5rem}
}

/* ---------- Zugaenglichkeit ---------- */
@media (prefers-reduced-motion:reduce){
  .js .reveal,.js [data-tile]{opacity:1;transform:none}
  .js .mask__i{transform:none}
  .btn,.tile{transition:none}
  .grain{opacity:.18}
}
@media (prefers-reduced-transparency:reduce){
  .topbar{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(10,12,14,.94)}
  .tile--glass{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(19,23,28,.86)}
}