/* overfitted.xyz – Tokens aus docs/DESIGN.md (Fassung 2), Schriften selbst gehostet (OFL). */

@font-face {
  font-family: "Schibsted Grotesk";
  src: url("fonts/schibsted-grotesk-latin.woff2") format("woff2");
  font-weight: 400 900;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("fonts/jetbrains-mono-latin.woff2") format("woff2");
  font-weight: 100 800;
  font-display: swap;
}

:root {
  --background: oklch(0.962 0.004 85);
  --background-deep: oklch(0.938 0.005 85);
  --foreground: oklch(0.18 0.004 85);
  --card: oklch(0.993 0.002 85);
  --muted-foreground: oklch(0.455 0.006 85);
  --faint-foreground: oklch(0.52 0.006 85);
  --whisper: oklch(0.72 0.006 85);
  --primary: oklch(0.52 0.19 262);
  --vault: oklch(0.505 0.1 80);
  --hairline: oklch(0.18 0.004 85 / 0.08);
  --shell: oklch(0.18 0.004 85 / 0.035);
  --glass: oklch(0.993 0.002 85 / 0.72);
  --line-is: oklch(0.18 0.004 85 / 0.88);
  --line-ghost: oklch(0.18 0.004 85 / 0.13);
  --line-fan: oklch(0.52 0.19 262 / 0.16);
  --cone: oklch(0.52 0.19 262 / 0.07);
  --glow: oklch(0.52 0.19 262 / 0.05);
  --hatch: oklch(0.505 0.1 80 / 0.22);
  --shadow-float:
    inset 0 1px 0 oklch(1 0 0 / 0.7), 0 1px 2px oklch(0.25 0.01 85 / 0.06), 0 14px 32px -14px oklch(0.25 0.01 85 / 0.2),
    0 44px 90px -40px oklch(0.25 0.01 85 / 0.28);
  --grain-opacity: 0.045;

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-reveal: cubic-bezier(0.16, 1, 0.3, 1);
  --radius-shell: 28px;
  --radius-core: 22px;
  --bezel: 6px;
  --pad: clamp(8px, 1.1vw, 14px);
  --font-sans: "Schibsted Grotesk", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: oklch(0.155 0.004 85);
    --background-deep: oklch(0.13 0.004 85);
    --foreground: oklch(0.955 0.004 85);
    --card: oklch(0.195 0.005 85);
    --muted-foreground: oklch(0.74 0.006 85);
    --faint-foreground: oklch(0.67 0.006 85);
    --whisper: oklch(0.4 0.006 85);
    --primary: oklch(0.73 0.135 258);
    --vault: oklch(0.81 0.115 85);
    --hairline: oklch(1 0 0 / 0.08);
    --shell: oklch(1 0 0 / 0.03);
    --glass: oklch(0.195 0.005 85 / 0.7);
    --line-is: oklch(0.955 0.004 85 / 0.9);
    --line-ghost: oklch(0.955 0.004 85 / 0.12);
    --line-fan: oklch(0.73 0.135 258 / 0.2);
    --cone: oklch(0.73 0.135 258 / 0.07);
    --glow: oklch(0.73 0.135 258 / 0.07);
    --hatch: oklch(0.81 0.115 85 / 0.16);
    --shadow-float: inset 0 1px 0 oklch(1 0 0 / 0.06), 0 1px 2px oklch(0 0 0 / 0.4), 0 30px 70px -24px oklch(0 0 0 / 0.7);
    --grain-opacity: 0.06;
    color-scheme: dark;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  margin: 0;
  min-height: 100svh;
  background:
    radial-gradient(90% 60% at 80% 0%, var(--card), transparent 70%),
    var(--background);
  color: var(--foreground);
  font: 400 15px/1.55 var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Korn: feste Ebene ohne Zeigerereignisse und ohne Blend-Mode (DESIGN §4, §5). */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 70;
  pointer-events: none;
  opacity: var(--grain-opacity);
  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='.8' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a {
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- Rahmen: Doppelrand (Schale + Kern) ---------- */

.frame {
  padding: var(--pad) var(--pad) 0;
}

.shell {
  border-radius: var(--radius-shell);
  padding: var(--bezel);
  background: var(--shell);
  box-shadow: inset 0 0 0 1px var(--hairline);
}

.core {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  min-height: calc(100svh - 2 * var(--pad) - 2 * var(--bezel) - 52px);
  padding: clamp(18px, 2.3vw, 34px);
  border-radius: var(--radius-core);
  background:
    radial-gradient(38% 34% at 82% 30%, var(--glow), transparent 100%),
    radial-gradient(70% 55% at 62% 38%, var(--card), transparent 75%),
    linear-gradient(180deg, var(--card), var(--background-deep));
  box-shadow: var(--shadow-float);
  overflow: clip;
}

/* ---------- Kopfzeile ---------- */

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 36px;
  margin: 0;
  padding: 0 15px 0 13px;
  border-radius: 999px;
  background: var(--glass);
  box-shadow: inset 0 0 0 1px var(--hairline);
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: -0.005em;
}

.dot {
  position: relative;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--primary);
}

/* Ein einmaliger Ring nach dem Auftakt, keine Endlosschleife (WCAG 2.2.2). */
.dot::after {
  content: "";
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 1px solid var(--primary);
  opacity: 0;
  animation: ring 1.6s var(--ease-out) 3.4s 2;
}

@keyframes ring {
  from {
    opacity: 0.7;
    transform: scale(0.4);
  }
  to {
    opacity: 0;
    transform: scale(1.6);
  }
}

.contact {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  height: 42px;
  padding: 0 5px 0 18px;
  border-radius: 999px;
  background: var(--foreground);
  color: var(--background);
  font-size: 14px;
  font-weight: 550;
  text-decoration: none;
  letter-spacing: -0.005em;
  transition: transform 140ms var(--ease-out);
}

.contact:active {
  transform: scale(0.97);
}

.knob {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--background);
  color: var(--foreground);
}

.knob svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 240ms var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .contact:hover .knob svg {
    transform: translate(1.5px, -1.5px);
  }
}

/* ---------- Illustration ---------- */

.chart {
  position: relative;
  margin: clamp(12px, 2vh, 28px) 0;
  min-height: 240px;
}

.chart svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.chart path,
.chart line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.l-ghosts path {
  stroke: var(--line-ghost);
  stroke-width: 1;
}
.l-main path {
  stroke: var(--line-is);
  stroke-width: 1.9;
}
.l-promise path {
  stroke: var(--line-is);
  stroke-width: 1.2;
  stroke-dasharray: 2 6;
  opacity: 0.45;
}
.l-fan path {
  stroke: var(--line-fan);
  stroke-width: 1;
}
.l-cone path {
  fill: var(--cone);
  stroke: none;
}
.l-actual path {
  stroke: var(--primary);
  stroke-width: 2;
}
.hatch-line {
  stroke: var(--hatch);
  stroke-width: 1;
}
.divider {
  stroke: var(--vault);
  stroke-width: 1;
  stroke-dasharray: 3 5;
  opacity: 0.55;
}
.chart text {
  font: 500 11px var(--font-mono);
  letter-spacing: 0.04em;
  fill: var(--faint-foreground);
}
.chart text.t-vault {
  fill: var(--vault);
}

.chart g {
  transition: opacity 320ms var(--ease-out);
}

/* Hervorhebung: Kernpunkt ↔ Teil der Illustration (Zeigergeräte). */
.core[data-focus] .chart :is(.l-ghosts, .l-main, .l-promise, .l-vault, .l-fan, .l-cone, .l-actual) {
  opacity: 0.28;
}
.core[data-focus="1"] .chart .l-main,
.core[data-focus="2"] .chart :is(.l-ghosts, .l-main),
.core[data-focus="3"] .chart :is(.l-vault, .l-promise, .l-actual),
.core[data-focus="4"] .chart :is(.l-fan, .l-cone, .l-actual) {
  opacity: 1;
}
.core[data-focus="5"] .chart :is(.l-ghosts, .l-main, .l-promise, .l-vault, .l-fan, .l-cone, .l-actual) {
  opacity: 1;
}
.core[data-focus="2"] .l-ghosts path {
  stroke: var(--line-is);
  stroke-opacity: 0.32;
}
.core[data-focus="3"] .hatch-line {
  stroke: var(--vault);
  stroke-opacity: 0.4;
}
.core[data-focus="4"] .l-fan path {
  stroke: var(--primary);
  stroke-opacity: 0.3;
}

.spot {
  position: absolute;
  left: var(--x, -100px);
  top: var(--y, -100px);
  translate: -50% -50%;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--glass);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  box-shadow:
    inset 0 0 0 1px var(--hairline),
    0 8px 20px -10px oklch(0.2 0.01 85 / 0.45);
  color: var(--muted-foreground);
  font: 500 11px/1 var(--font-mono);
  cursor: default;
  user-select: none;
  transition:
    scale 240ms var(--ease-out),
    background-color 240ms var(--ease-out),
    color 240ms var(--ease-out);
}

.core[data-focus="1"] .spot[data-i="1"],
.core[data-focus="2"] .spot[data-i="2"],
.core[data-focus="3"] .spot[data-i="3"],
.core[data-focus="4"] .spot[data-i="4"] {
  scale: 1.14;
  background: var(--foreground);
  color: var(--background);
}

/* ---------- Name, Versprechen, Kernpunkte ---------- */

.bottom {
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 96px);
  align-items: end;
}

/* Der Name füllt seine Spalte exakt: Schriftgröße aus der Containerbreite. */
.wordbox {
  container-type: inline-size;
}

.word {
  margin: 0 0 -0.07em;
  overflow: clip;
  font-size: calc(100cqi / 4.2);
  font-weight: 640;
  line-height: 1;
  letter-spacing: -0.058em;
  white-space: nowrap;
}

.word span {
  display: block;
}

.claim {
  max-width: 22ch;
  margin: 0 0 20px;
  font-size: clamp(19px, 1.65vw, 25px);
  font-weight: 560;
  line-height: 1.22;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.points {
  margin: 0;
  padding: 0;
  list-style: none;
}

.points li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: baseline;
  padding: 8px 0;
  border-top: 1px solid var(--hairline);
  color: var(--muted-foreground);
  font-size: 14.5px;
  line-height: 1.4;
  transition: color 180ms var(--ease-out);
}

.points .n {
  color: var(--faint-foreground);
  font: 500 11px/1 var(--font-mono);
  letter-spacing: 0.02em;
  transition: color 180ms var(--ease-out);
}

.core[data-focus="1"] li[data-i="1"],
.core[data-focus="2"] li[data-i="2"],
.core[data-focus="3"] li[data-i="3"],
.core[data-focus="4"] li[data-i="4"],
.core[data-focus="5"] li[data-i="5"] {
  color: var(--foreground);
}
.core[data-focus="1"] li[data-i="1"] .n,
.core[data-focus="2"] li[data-i="2"] .n,
.core[data-focus="3"] li[data-i="3"] .n,
.core[data-focus="4"] li[data-i="4"] .n,
.core[data-focus="5"] li[data-i="5"] .n {
  color: var(--primary);
}

/* ---------- Fußzeile ---------- */

.foot {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
  min-height: 52px;
  padding: 16px calc(var(--pad) + var(--bezel) + clamp(18px, 2.3vw, 34px)) max(18px, env(safe-area-inset-bottom));
  font-size: 12.5px;
}

.foot nav {
  display: flex;
  gap: 20px;
}

.foot nav a {
  color: var(--faint-foreground);
  text-decoration: none;
  transition: color 180ms var(--ease-out);
}

.foot nav a[aria-current] {
  color: var(--foreground);
}

@media (hover: hover) and (pointer: fine) {
  .foot nav a:hover {
    color: var(--foreground);
  }
}

.disclaimer {
  margin: 0;
  color: var(--whisper);
  font-size: 11px;
}

/* ---------- Auftakt (einmal, nur mit JavaScript und ohne reduzierte Bewegung) ---------- */

@media (prefers-reduced-motion: no-preference) {
  .top,
  .claim,
  .points li {
    animation: fade-up 900ms var(--ease-reveal) both;
  }
  .top {
    animation-delay: 60ms;
  }
  .claim {
    animation-delay: 520ms;
  }
  .points li:nth-child(1) { animation-delay: 640ms; }
  .points li:nth-child(2) { animation-delay: 700ms; }
  .points li:nth-child(3) { animation-delay: 760ms; }
  .points li:nth-child(4) { animation-delay: 820ms; }
  .points li:nth-child(5) { animation-delay: 880ms; }

  .word span {
    animation: rise 1100ms var(--ease-reveal) 120ms both;
  }

  .chart.intro [pathLength] {
    stroke-dasharray: 1;
    stroke-dashoffset: 1;
    animation: draw var(--d, 1.4s) var(--e, var(--ease-out)) var(--t, 0s) forwards;
  }
  .chart.intro .l-promise path {
    stroke-dasharray: 2 6;
    stroke-dashoffset: 0;
    animation: fade 900ms var(--ease-out) 2.3s both;
  }
  .chart.intro .l-vault {
    animation: fade 900ms var(--ease-out) 1.9s both;
  }
  .chart.intro .divider {
    transform-box: fill-box;
    transform-origin: top;
    animation: grow 800ms var(--ease-in-out) 1.85s both;
  }
  .chart.intro .l-cone {
    animation: fade 1200ms var(--ease-out) 2.5s both;
  }
  .chart.intro text {
    animation: fade 700ms var(--ease-out) var(--t, 2s) both;
  }
  .chart.intro .spot {
    animation: pop 520ms var(--ease-out) var(--t, 3s) both;
  }
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
}
@keyframes rise {
  from {
    transform: translateY(102%);
  }
}
@keyframes draw {
  to {
    stroke-dashoffset: 0;
  }
}
@keyframes fade {
  from {
    opacity: 0;
  }
}
@keyframes grow {
  from {
    transform: scaleY(0);
  }
}
@keyframes pop {
  from {
    opacity: 0;
    scale: 0.6;
  }
}

/* ---------- Schmal ---------- */

@media (max-width: 760px) {
  :root {
    --radius-shell: 24px;
    --radius-core: 18px;
  }
  .core {
    min-height: 0;
  }
  .chart {
    height: clamp(250px, 78vw, 420px);
    margin: 20px -4px 26px;
  }
  .spot {
    width: 26px;
    height: 26px;
    font-size: 11px;
  }
  .bottom {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }
  .word {
    margin-bottom: -0.05em;
  }
  .claim {
    font-size: 21px;
  }
  .foot {
    flex-direction: column;
    padding-inline: calc(var(--pad) + 18px);
  }
  .contact {
    height: 40px;
  }
}

/* ---------- Rechtliches ---------- */

.legal {
  max-width: 680px;
  margin: 0 auto;
  padding: clamp(32px, 8vh, 96px) clamp(20px, 4vw, 48px) 48px;
}

.back {
  display: inline-block;
  margin-bottom: clamp(40px, 9vh, 96px);
  font-size: 22px;
  font-weight: 640;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.legal h1 {
  margin: 0 0 20px;
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 620;
  line-height: 1.05;
  letter-spacing: -0.042em;
}

.legal p {
  max-width: 60ch;
  color: var(--muted-foreground);
}

.placeholder {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 14px;
  background: var(--shell);
  box-shadow: inset 0 0 0 1px var(--hairline);
}

.legal + .foot {
  max-width: 680px;
  margin: 0 auto;
  padding-inline: clamp(20px, 4vw, 48px);
}

/* ---------- Status „Kommt bald“ ---------- */

.soon {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 14px;
  color: var(--primary);
  font: 500 12px/1 var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.soon::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--primary), transparent);
  opacity: 0.5;
}

@media (prefers-reduced-motion: no-preference) {
  .soon {
    animation: fade-up 900ms var(--ease-reveal) 440ms both;
  }
}

/* Schmal: die Grafik trägt die Seite, die Liste tritt zurück. */
@media (max-width: 760px) {
  .chart {
    height: clamp(340px, 112vw, 560px);
    margin: 14px -10px 22px;
  }
  .points li {
    grid-template-columns: 26px minmax(0, 1fr);
    padding: 5px 0;
    font-size: 12.5px;
    color: var(--faint-foreground);
  }
  .points .n {
    font-size: 11px;
  }
  .claim {
    font-size: 19px;
    margin-bottom: 14px;
  }
}