/* BOST Motion. Helles, warmes Schema mit dunklen Abschnitten, eine Akzentfarbe, 8-px-Raster. */

@font-face {
  font-family: "Bricolage";
  src: url("/assets/fonts/bricolage-latin.woff2") format("woff2");
  font-weight: 200 800;
  font-stretch: 75% 100%;
  font-display: swap;
  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: "Bricolage";
  src: url("/assets/fonts/bricolage-latin-ext.woff2") format("woff2");
  font-weight: 200 800;
  font-stretch: 75% 100%;
  font-display: swap;
  unicode-range: U+0100-0130, U+0132-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+1EF2-1EFF, U+20A0-20AB, U+20AD-20C0, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/inter-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
  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: "Inter";
  src: url("/assets/fonts/inter-latin-ext.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
  unicode-range: U+0100-0130, U+0132-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+1EF2-1EFF, U+20A0-20AB, U+20AD-20C0, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  color-scheme: light;
  /* Hell: warmes Weiß, Abschnitte wechseln mit hellem Warmgrau */
  --bg: #f7f4ef;
  --bg-alt: #efebe4;
  --section-bg: var(--bg);
  --surface: #fdfcfa;
  --line: rgba(28, 27, 26, 0.12);
  --line-strong: rgba(28, 27, 26, 0.28);
  --text: #1c1b1a;          /* 15,7:1 auf --bg */
  --muted: #5c5852;         /* 6,4:1 auf --bg, 5,95:1 auf --bg-alt */
  --accent: #fc5a1a;        /* nur Flächen, Linien, Buttons, nie Text */
  --accent-text: #b23c0a;   /* Orange für Text: 5,4:1 auf --bg, 4,99:1 auf --bg-alt */
  --on-accent: #1c1b1a;     /* Button-Beschriftung: 5,4:1 auf --accent */
  --ink: #1c1b1a;
  --on-ink: #edeae3;
  --logo-gap: var(--bg);
  --shadow-soft: 0 1px 2px rgba(28, 27, 26, 0.04), 0 16px 40px -18px rgba(28, 27, 26, 0.22);

  --font-display: "Bricolage", "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;

  /* 8-px-Basis */
  --s1: 8px;
  --s2: 16px;
  --s3: 24px;
  --s4: 32px;
  --s5: 48px;
  --s6: 64px;
  --s7: 96px;
  --s8: 128px;
  --s9: 160px;

  --section: clamp(var(--s7), 6vw + 72px, var(--s9));
  --gutter: clamp(16px, 4vw, 48px);
  --container: 1360px;
  --radius: 24px;
  --radius-sm: 16px;
  --ease: cubic-bezier(0.2, 0.7, 0.1, 1);
  --ease-in-out: cubic-bezier(0.7, 0, 0.2, 1);
  --header-h: 72px;
}

/* Dunkler Abschnitt: Abschluss-CTA, Footer, UI-Illustration */
.theme-dark {
  color-scheme: dark;
  --bg: #1c1b1a;
  --bg-alt: #1c1b1a;
  --section-bg: #1c1b1a;
  --surface: #252422;
  --bg-2: #2b2a28;
  --line: rgba(237, 234, 227, 0.14);
  --line-strong: rgba(237, 234, 227, 0.32);
  --text: #edeae3;          /* 14,3:1 auf #1c1b1a */
  --muted: #a8a49c;         /* 6,9:1 auf #1c1b1a */
  --accent-text: #fc5a1a;   /* 5,4:1 auf #1c1b1a */
  --logo-gap: #1c1b1a;
  background: var(--bg);
  color: var(--text);
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + var(--s2));
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

img, svg, video { display: block; max-width: 100%; }
img, video { height: auto; }
a { color: inherit; }
p { margin: 0 0 var(--s2); }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-weight: inherit; }
button { font: inherit; color: inherit; }

::selection { background: var(--accent); color: var(--on-accent); }

:focus-visible {
  outline: 3px solid var(--text);
  outline-offset: 3px;
  border-radius: 4px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute;
  left: var(--s2);
  top: -100px;
  z-index: 100;
  padding: var(--s1) var(--s2);
  background: var(--text);
  color: var(--bg);
  font-weight: 600;
  border-radius: 8px;
  text-decoration: none;
}
.skip-link:focus { top: var(--s2); }

/* Layout */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

main > section { background: var(--section-bg); }
main > section:nth-of-type(even) { --section-bg: var(--bg-alt); }
.section { padding-block: var(--section); }

.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--s3);
}

/* Typografie */

.display, .h2, .h3 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-stretch: 86%;
  text-wrap: balance;
}

.display {
  font-size: clamp(3.25rem, 1.5rem + 7.2vw, 8.5rem);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.045em;
}

.h2 {
  font-size: clamp(2.25rem, 1.2rem + 4vw, 5rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.h3 {
  font-size: clamp(1.5rem, 1.1rem + 1.3vw, 2.25rem);
  font-weight: 650;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s1);
  margin-bottom: var(--s3);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.eyebrow::before {
  content: "";
  width: 0; height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 8px solid var(--accent);
}

.lead {
  font-size: clamp(1.125rem, 1rem + 0.45vw, 1.3125rem);
  line-height: 1.5;
  color: var(--text);
  max-width: 52ch;
}

.prose { max-width: 65ch; color: var(--muted); }
.prose strong { color: var(--text); font-weight: 600; }
.muted { color: var(--muted); }
.accent { color: var(--accent); }

.text-link {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
  transition: text-decoration-color 0.2s var(--ease);
}
.text-link:hover { text-decoration-color: var(--text); }

/* Buttons */

.btn {
  --btn-bg: var(--accent);
  --btn-fg: var(--on-accent);
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--s1);
  min-height: 48px;
  padding: 12px var(--s3);
  border: 0;
  border-radius: 999px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.35s var(--ease), background-color 0.25s var(--ease), color 0.25s var(--ease);
  will-change: transform;
}
.btn svg { width: 16px; height: 16px; transition: transform 0.35s var(--ease); }
.btn:hover { transform: translateY(-2px); }
.btn:hover svg { transform: translateX(4px); }
.btn:active { transform: translateY(0); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  box-shadow: inset 0 0 0 1px var(--line-strong);
}
.btn--ghost:hover { --btn-bg: var(--text); --btn-fg: var(--bg); }

.btn--sm { min-height: 40px; padding: 8px var(--s2); font-size: 0.9375rem; }

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s3);
  height: var(--header-h);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-family: var(--font-display);
  font-stretch: 100%;
  font-size: 1.375rem;
  letter-spacing: -0.035em;
  line-height: 1;
  white-space: nowrap;
}
.logo svg { width: 30px; height: 32px; flex: none; }
.logo b { font-weight: 800; }
.logo span { font-weight: 400; }
.logo .logo-mark-front { transform-origin: 60% 60%; transition: transform 0.4s var(--ease); }
.logo:hover .logo-mark-front { transform: translate(2px, 2px); }
.logo-gap { fill: var(--logo-gap); stroke: var(--logo-gap); }

.nav { display: flex; align-items: center; gap: var(--s4); }
.nav-list { display: flex; gap: var(--s3); }
.nav-list a {
  position: relative;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  padding-block: var(--s1);
  transition: color 0.2s var(--ease);
}
.nav-list a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 2px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.nav-list a:hover, .nav-list a[aria-current="page"] { color: var(--text); }
.nav-list a:hover::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  box-shadow: inset 0 0 0 1px var(--line-strong);
  cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before {
  display: block;
  width: 18px; height: 2px;
  background: var(--text);
  transition: transform 0.3s var(--ease);
}
.nav-toggle span { position: relative; transform: translateY(-3px); }
.nav-toggle span::before { content: ""; position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] span { transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(-6px) rotate(-90deg); }

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .nav { gap: var(--s1); }
  .nav-list {
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    padding: var(--s1) var(--gutter) var(--s3);
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    display: none;
  }
  .nav-list.is-open { display: flex; }
  .nav-list a {
    display: block;
    padding-block: var(--s2);
    font-size: 1.25rem;
    color: var(--text);
    border-bottom: 1px solid var(--line);
  }
  .nav-list a::after { display: none; }
  .no-js .nav-toggle { display: none; }
}
.header-cta { white-space: nowrap; }
@media (max-width: 599px) {
  .header-cta .btn-label-long { display: none; }
}
@media (min-width: 600px) {
  .header-cta .btn-label-short { display: none; }
}
@media (max-width: 359px) {
  .logo { font-size: 1.1875rem; }
  .logo svg { width: 26px; height: 28px; }
}

/* Hero */

.hero {
  position: relative;
  padding-top: clamp(var(--s5), 5vw, var(--s8));
  padding-bottom: var(--section);
}

.hero-grid { align-items: center; row-gap: var(--s7); }
.hero-copy { grid-column: 1 / span 7; }
.hero-media { grid-column: 9 / span 4; justify-self: end; width: 100%; max-width: 360px; }

.hero .display { margin-bottom: var(--s4); }
.hero .lead { margin-bottom: var(--s5); }

.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s2); }

.hero-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--s3);
  margin-top: var(--s6);
  padding-top: var(--s3);
  border-top: 1px solid var(--line);
  font-size: 0.875rem;
  line-height: 1.4;
  color: var(--muted);
}
.hero-facts li { display: grid; gap: 4px; }
.hero-facts b {
  font-family: var(--font-display);
  font-stretch: 90%;
  font-size: 1.375rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  color: var(--text);
}
@media (max-width: 599px) {
  .hero-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: var(--s3); }
}

.line { display: block; overflow: hidden; padding-bottom: 0.1em; margin-bottom: -0.1em; }
.line > span { display: inline-block; }

@media (max-width: 900px) {
  .hero-copy, .hero-media { grid-column: 1 / -1; }
  .hero-media { justify-self: center; max-width: calc(min(320px, 74vw) + 28px); padding-left: 28px; }
}

/* Frame-Stapel: das Motiv aus dem Logo */

.stack { position: relative; isolation: isolate; }
.stack::before, .stack::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  border: 1.5px solid var(--line-strong);
  z-index: -1;
  pointer-events: none;
  transition: transform 0.6s var(--ease), border-color 0.4s var(--ease);
}
.stack::before { transform: translate(-14px, -14px); }
.stack::after { transform: translate(-28px, -28px); border-color: var(--line); }

.media-frame {
  position: relative;
  aspect-ratio: 9 / 16;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink);
  border: 6px solid var(--ink);
  box-shadow: var(--shadow-soft);
}
.media-frame > img, .media-frame > video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-media .stack::before { border-color: var(--accent); }
.hero-caption {
  margin-top: var(--s3);
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--muted);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(28, 27, 26, 0.82);
  color: var(--on-ink);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.4;
}
.tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.media-frame .tag { position: absolute; top: var(--s2); left: var(--s2); z-index: 2; }

/* Hero-Animation */

.js .hero .line > span { transform: translateY(105%); }
.js .hero .reveal-hero { opacity: 0; transform: translateY(16px); }
.js .hero-media .media-frame { clip-path: inset(100% 0 0 0 round var(--radius)); }
.js .hero-media .stack::before, .js .hero-media .stack::after { transform: translate(0, 0); opacity: 0; }

.is-loaded .hero .line > span { animation: line-up 1s var(--ease) forwards; }
.is-loaded .hero .line:nth-child(2) > span { animation-delay: 0.08s; }
.is-loaded .hero .line:nth-child(3) > span { animation-delay: 0.16s; }
.is-loaded .hero .reveal-hero { animation: fade-up 0.9s var(--ease) 0.35s forwards; }
.is-loaded .hero .reveal-hero + .reveal-hero { animation-delay: 0.45s; }
.is-loaded .hero-media .media-frame { animation: frame-in 1.1s var(--ease-in-out) 0.2s forwards; }
.is-loaded .hero-media .stack::before { animation: stack-1 0.9s var(--ease) 0.95s forwards; }
.is-loaded .hero-media .stack::after { animation: stack-2 0.9s var(--ease) 1.1s forwards; }

@keyframes line-up { to { transform: translateY(0); } }
@keyframes fade-up { to { opacity: 1; transform: translateY(0); } }
@keyframes frame-in { to { clip-path: inset(0 0 0 0 round var(--radius)); } }
@keyframes stack-1 { to { opacity: 1; transform: translate(-14px, -14px); } }
@keyframes stack-2 { to { opacity: 1; transform: translate(-28px, -28px); } }

/* Hero mit Vorstellungsvideo (16:9) */

.hero--film .hero-grid { align-items: end; row-gap: var(--s4); }
.hero--film .hero-copy { grid-column: 1 / span 7; }
.hero--film .hero-side { grid-column: 8 / span 5; padding-bottom: var(--s1); }
.hero--film .display em { font-style: normal; color: var(--accent-text); }
.hero--film .display { margin-bottom: 0; font-size: clamp(2.75rem, 1.5rem + 3.6vw, 5rem); }
.hero--film { padding-top: clamp(var(--s4), 3vw, var(--s6)); }
.hero--film .lead { margin-bottom: var(--s4); }
button.btn { cursor: pointer; }
@media (max-width: 900px) {
  .hero--film .hero-copy, .hero--film .hero-side { grid-column: 1 / -1; }
}

.film { margin: var(--s5) 0 0; padding: 28px 0 0 28px; }
.film-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow-soft), 0 0 0 1px var(--line);
}
.film-frame > video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.film .stack::before { border-color: var(--accent); }
.film-frame .tag { position: absolute; top: var(--s2); left: var(--s2); z-index: 2; }
.film .hero-caption { max-width: 62ch; }

/* klickbare Fläche genau über dem Button im Video (gemessen im Endbild: 34,06 % / 51,11 % / 31,87 % × 11,85 %) */
.film-cta {
  position: absolute;
  left: 34.06%; top: 51.11%; width: 31.87%; height: 11.85%;
  z-index: 3;
  border-radius: 999px;
  font-size: 0; color: transparent;
  visibility: hidden;
  transition: box-shadow 0.25s var(--ease);
}
.film.is-cta .film-cta { visibility: visible; cursor: pointer; }
.film.is-cta .film-cta:hover { box-shadow: 0 0 0 3px rgba(252, 90, 26, 0.35), 0 10px 30px -10px rgba(178, 60, 10, 0.6); }

.film-controls { position: absolute; right: var(--s2); bottom: var(--s2); z-index: 4; display: flex; gap: var(--s1); }
.film-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-width: 44px; min-height: 44px; padding: 8px 14px;
  border: 0; border-radius: 999px;
  background: rgba(28, 27, 26, 0.86); color: var(--on-ink);
  font-size: 0.8125rem; font-weight: 600; cursor: pointer;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}
.film-btn svg { width: 18px; height: 18px; }
.film-btn:hover { background: var(--on-ink); color: var(--ink); }
.film-btn:focus-visible { outline: 2px solid var(--on-ink); outline-offset: 0; box-shadow: 0 0 0 5px var(--ink); }
.film-btn .i-play, .film.is-paused .film-btn .i-pause { display: none; }
.film.is-paused .film-btn .i-play { display: block; }
.film-btn .i-off, .film-btn[aria-pressed="false"] .i-on { display: none; }
.film-btn[aria-pressed="false"] .i-off { display: block; }
.film.has-sound .progress { opacity: 1; }
@media (max-width: 599px) {
  .film { padding: 16px 0 0 16px; margin-top: var(--s5); }
  .film .stack::before { transform: translate(-8px, -8px); }
  .film .stack::after { transform: translate(-16px, -16px); }
  .film-btn-label { display: none; }
  .film-frame .tag { top: var(--s1); left: var(--s1); }
  .film-controls { right: var(--s1); bottom: var(--s1); }
}

.js .hero--film .film-frame { clip-path: inset(100% 0 0 0 round var(--radius)); }
.js .hero--film .film .stack::before, .js .hero--film .film .stack::after { transform: translate(0, 0); opacity: 0; }
.js .hero--film .film .hero-caption, .js .hero--film .hero-facts { opacity: 0; transform: translateY(16px); }
.is-loaded .hero--film .film-frame { animation: frame-in 1.1s var(--ease-in-out) 0.25s forwards; }
.is-loaded .hero--film .film .stack::before { animation: stack-1 0.9s var(--ease) 1s forwards; }
.is-loaded .hero--film .film .stack::after { animation: stack-2 0.9s var(--ease) 1.15s forwards; }
.is-loaded .hero--film .film .hero-caption, .is-loaded .hero--film .hero-facts { animation: fade-up 0.9s var(--ease) 0.6s forwards; }
@media (prefers-reduced-motion: reduce) {
  .js .hero--film .film-frame { clip-path: none; }
  .js .hero--film .film .stack::before { opacity: 1; transform: translate(-14px, -14px); }
  .js .hero--film .film .stack::after { opacity: 1; transform: translate(-28px, -28px); }
  .js .hero--film .film .hero-caption, .js .hero--film .hero-facts { opacity: 1; transform: none; }
}

/* Scroll-Einblendung */

.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }
.js .reveal[data-delay="1"] { transition-delay: 0.08s; }
.js .reveal[data-delay="2"] { transition-delay: 0.16s; }
.js .reveal[data-delay="3"] { transition-delay: 0.24s; }

/* Sektionskopf */

.section-head { margin-bottom: var(--s7); }
.section-head .h2 { max-width: 16ch; }
.section-head .lead { margin-top: var(--s3); color: var(--muted); }

/* Portfolio */

.works-layout { row-gap: var(--s6); }
.works-intro { grid-column: 1 / span 4; }
.works-intro .h2 { max-width: 10ch; }
.works-intro .lead { margin-top: var(--s3); color: var(--muted); }
.works-grid {
  grid-column: 5 / -1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: var(--s7) var(--s5);
  padding-top: var(--s4);
  padding-left: var(--s4);
}
@media (min-width: 901px) {
  .works-intro { position: sticky; top: calc(var(--header-h) + var(--s5)); align-self: start; }
}
@media (max-width: 900px) {
  .works-intro, .works-grid { grid-column: 1 / -1; }
}
@media (max-width: 599px) {
  .works-grid { padding-left: var(--s3); gap: var(--s7); }
}

.work-card .stack::before, .work-card .stack::after { transform: translate(0, 0); opacity: 0; transition: transform 0.6s var(--ease), opacity 0.4s var(--ease), border-color 0.4s var(--ease); }
.work-card:hover .stack::before, .work-card:focus-within .stack::before { transform: translate(-12px, -12px); opacity: 1; border-color: var(--accent); }
.work-card:hover .stack::after, .work-card:focus-within .stack::after { transform: translate(-24px, -24px); opacity: 1; }
.work-card.is-playing .stack::before, .work-card.is-playing .stack::after { opacity: 0; transform: translate(0, 0); }

.work-card .media-frame img { transition: transform 0.8s var(--ease), opacity 0.4s var(--ease); }
.work-card:hover .media-frame img { transform: scale(1.03); }
.work-card.is-playing .media-frame img { opacity: 0; }

.play-btn {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius);
}
.play-btn:focus-visible { outline-offset: -6px; }
.play-icon {
  display: grid;
  place-items: center;
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  transition: transform 0.4s var(--ease), opacity 0.3s var(--ease);
}
.play-icon svg { width: 24px; height: 24px; margin-left: 4px; }
.play-icon .i-pause { display: none; margin-left: 0; }
.work-card:hover .play-icon { transform: scale(1.08); }
.work-card.is-playing .play-icon { opacity: 0; transform: scale(0.8); }
.work-card.is-paused .play-icon { opacity: 1; transform: scale(1); }
.work-card.is-playing.is-paused .play-icon .i-play { display: block; }

.sound-btn {
  position: absolute;
  right: var(--s2);
  bottom: var(--s2);
  z-index: 2;
  display: none;
  align-items: center;
  gap: 6px;
  min-height: 40px;
  padding: 8px 14px;
  border: 0;
  border-radius: 999px;
  background: rgba(28, 27, 26, 0.86);
  color: var(--on-ink);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}
.sound-btn svg { width: 18px; height: 18px; }
.sound-btn:hover { background: var(--on-ink); color: var(--ink); }
/* Fokus auf Video: heller Ring mit dunklem Außenring, lesbar auf hellen und dunklen Videobildern */
.sound-btn:focus-visible { outline: 2px solid var(--on-ink); outline-offset: 0; box-shadow: 0 0 0 5px var(--ink); }
@supports selector(:has(*)) {
  .play-btn:focus-visible { outline: none; }
  .media-frame:has(.play-btn:focus-visible) { outline: 3px solid var(--text); outline-offset: 4px; }
}
.work-card.is-playing .sound-btn { display: inline-flex; }
.sound-btn .i-off, .sound-btn[aria-pressed="false"] .i-on { display: none; }
.sound-btn[aria-pressed="false"] .i-off { display: block; }

.progress {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 2;
  height: 3px;
  background: rgba(237, 234, 227, 0.16);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}
.progress span {
  display: block;
  height: 100%;
  background: var(--accent);
  transform-origin: left;
  transform: scaleX(0);
}
.work-card.is-playing .progress { opacity: 1; }

.work-meta { margin-top: var(--s3); }
.work-label {
  display: block;
  margin-bottom: var(--s1);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent-text);
}
.work-meta .h3 { font-size: clamp(1.375rem, 1.1rem + 0.8vw, 1.75rem); margin-bottom: var(--s1); }
.work-meta p { color: var(--muted); font-size: 0.9375rem; line-height: 1.55; max-width: 44ch; }

/* Problem und Lösung */

.contrast-grid { row-gap: var(--s6); }
.contrast-head { grid-column: 1 / span 5; }
.contrast-body { grid-column: 7 / -1; }
@media (max-width: 900px) {
  .contrast-head, .contrast-body { grid-column: 1 / -1; }
}

.strike-list { border-top: 1px solid var(--line); }
.strike-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s1);
  padding-block: var(--s4);
  border-bottom: 1px solid var(--line);
}
.strike-title {
  position: relative;
  justify-self: start;
  font-family: var(--font-display);
  font-stretch: 86%;
  font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2.375rem);
  font-weight: 650;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--muted);
}
.strike-title::after {
  content: "";
  position: absolute;
  left: -2%;
  right: -2%;
  top: 54%;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.9s var(--ease-in-out) 0.25s;
}
.is-in .strike-title::after, .no-js .strike-title::after { transform: scaleX(1); }
.strike-list p { color: var(--muted); max-width: 56ch; }

.solution {
  margin-top: var(--s6);
  padding: clamp(var(--s4), 4vw, var(--s6));
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line), var(--shadow-soft);
}
.solution .h3 { margin-bottom: var(--s3); }
.solution .h3 em { font-style: normal; color: var(--accent-text); }
.solution p { color: var(--muted); max-width: 60ch; }
.solution ul { margin-top: var(--s3); display: grid; gap: var(--s1); }
.solution li { position: relative; padding-left: var(--s4); color: var(--text); }
.solution li::before {
  content: "";
  position: absolute;
  left: 2px; top: 0.45em;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 8px solid var(--accent);
}

/* Leistungen */

.service-list { border-top: 1px solid var(--line); }
.service {
  display: grid;
  grid-template-columns: 80px minmax(0, 5fr) minmax(0, 6fr);
  gap: var(--s3);
  align-items: baseline;
  padding-block: var(--s5);
  border-bottom: 1px solid var(--line);
  transition: background-color 0.4s var(--ease);
}
.service-no {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--accent-text);
}
.service .h3 { font-size: clamp(1.75rem, 1.2rem + 2vw, 3rem); transition: transform 0.5s var(--ease); }
.service p { color: var(--muted); max-width: 52ch; }
.service:hover .h3 { transform: translateX(8px); }
@media (max-width: 760px) {
  .service { grid-template-columns: 48px minmax(0, 1fr); padding-block: var(--s4); row-gap: var(--s2); }
  .service p { grid-column: 2; }
}

/* Ablauf */

.process-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: var(--s4); margin-bottom: var(--s7); }
.process-head .h2 { max-width: 14ch; }
.promise {
  display: flex;
  align-items: baseline;
  gap: var(--s2);
  font-family: var(--font-display);
  font-stretch: 86%;
  line-height: 0.85;
  letter-spacing: -0.05em;
}
.promise b { font-size: clamp(5rem, 3rem + 8vw, 11rem); font-weight: 800; color: var(--accent-text); }
.promise span { font-size: clamp(1.25rem, 1rem + 1vw, 2rem); font-weight: 600; letter-spacing: -0.02em; max-width: 9ch; line-height: 1.05; }

.steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--s4);
  counter-reset: step;
}
.steps::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 1px;
  background: var(--line);
}
.steps::after {
  content: "";
  position: absolute;
  left: 0; right: 0; top: -1px;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.6s var(--ease-in-out) 0.2s;
}
.steps.is-in::after, .no-js .steps::after { transform: scaleX(1); }
.step { position: relative; padding-top: var(--s5); }
.step::before {
  content: "";
  position: absolute;
  top: -7px; left: 0;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--section-bg);
  box-shadow: inset 0 0 0 2px var(--accent);
}
.step-no { display: block; margin-bottom: var(--s2); font-size: 0.875rem; font-weight: 600; color: var(--muted); font-variant-numeric: tabular-nums; }
.step .h3 { margin-bottom: var(--s2); }
.step p { color: var(--muted); font-size: 1rem; }
.step--final .h3 { color: var(--accent-text); }
.process-note { margin-top: var(--s6); max-width: 65ch; color: var(--muted); font-size: 0.9375rem; }
@media (max-width: 900px) {
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: var(--s6); }
}
@media (max-width: 599px) {
  .steps { grid-template-columns: minmax(0, 1fr); gap: 0; padding-left: var(--s4); }
  .steps::before { left: 0; right: auto; top: 0; bottom: 0; width: 1px; height: auto; }
  .steps::after { left: -1px; right: auto; top: 0; bottom: 0; width: 3px; height: auto; transform: scaleY(0); transform-origin: top; }
  .steps.is-in::after, .no-js .steps::after { transform: scaleY(1); }
  .step { padding-top: 0; padding-bottom: var(--s5); }
  .step:last-child { padding-bottom: 0; }
  .step::before { top: 6px; left: calc(-1 * var(--s4) - 7px); }
}

/* FAQ */

.faq-grid { row-gap: var(--s6); }
.faq-head { grid-column: 1 / span 4; }
.faq-list { grid-column: 6 / -1; border-top: 1px solid var(--line); }
@media (max-width: 900px) {
  .faq-head, .faq-list { grid-column: 1 / -1; }
}
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  position: relative;
  display: block;
  padding: var(--s3) var(--s6) var(--s3) 0;
  font-family: var(--font-display);
  font-stretch: 90%;
  font-size: clamp(1.25rem, 1.05rem + 0.6vw, 1.625rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  cursor: pointer;
  list-style: none;
  transition: color 0.2s var(--ease);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent-text); }
.faq-item summary::before, .faq-item summary::after {
  content: "";
  position: absolute;
  right: 8px;
  top: 50%;
  width: 18px; height: 2px;
  background: currentColor;
  transition: transform 0.35s var(--ease);
}
.faq-item summary::after { transform: rotate(90deg); }
.faq-item[open] summary::after { transform: rotate(0deg); }
.faq-answer { padding-bottom: var(--s4); color: var(--muted); max-width: 60ch; }
.faq-answer ul { display: grid; gap: 4px; margin-top: var(--s1); }
.faq-answer li { position: relative; padding-left: var(--s3); }
.faq-answer li::before { content: ""; position: absolute; left: 0; top: 0.75em; width: 10px; height: 2px; background: var(--accent); }

/* Abschluss-CTA */

.cta { position: relative; overflow: hidden; }
.cta .display { max-width: 12ch; margin-bottom: var(--s5); }
.cta-mail {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s3);
}
.cta-address {
  font-family: var(--font-display);
  font-stretch: 90%;
  font-size: clamp(1.25rem, 1rem + 1.2vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
  border-bottom: 2px solid var(--accent);
  overflow-wrap: anywhere;
}
.cta-address:hover { color: var(--accent-text); }
.cta-mark {
  position: absolute;
  right: calc(-1 * var(--s7));
  bottom: calc(-1 * var(--s6));
  width: clamp(240px, 32vw, 520px);
  color: var(--line);
  pointer-events: none;
  z-index: -1;
}
.cta .container { position: relative; z-index: 1; }

/* Footer */

.site-footer { border-top: 1px solid var(--line); background: var(--bg); padding-block: var(--s7) var(--s5); font-size: 0.9375rem; color: var(--muted); }
.footer-grid { row-gap: var(--s5); }
.footer-brand { grid-column: 1 / span 5; }
.footer-brand p { margin-top: var(--s2); max-width: 36ch; }
.footer-col { grid-column: span 2; }
.footer-col:first-of-type { grid-column: 7 / span 2; }
.footer-col h2 { margin-bottom: var(--s2); font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text); }
.footer-col ul { display: grid; gap: var(--s1); }
.footer-col a { text-decoration: none; transition: color 0.2s var(--ease); }
.footer-col a:hover { color: var(--text); }
.footer-bottom { margin-top: var(--s7); padding-top: var(--s3); border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--s2); font-size: 0.875rem; }
@media (max-width: 900px) {
  .footer-brand { grid-column: 1 / -1; }
  .footer-col, .footer-col:first-of-type { grid-column: span 4; }
}
@media (max-width: 599px) {
  .footer-col, .footer-col:first-of-type { grid-column: span 6; }
  .footer-col:last-of-type { grid-column: 1 / -1; }
}

/* Unterseiten */

.page-hero { padding-top: clamp(var(--s5), 5vw, var(--s8)); padding-bottom: var(--section); }
.page-hero .display { font-size: clamp(2.75rem, 1.4rem + 5.6vw, 7rem); margin-bottom: var(--s4); max-width: 14ch; }
.page-hero-grid { align-items: center; row-gap: var(--s7); }
.page-hero-copy { grid-column: 1 / span 7; }
.page-hero-side { grid-column: 9 / span 4; justify-self: end; width: 100%; max-width: 320px; }
@media (max-width: 900px) {
  .page-hero-copy, .page-hero-side { grid-column: 1 / -1; }
  .page-hero-side { justify-self: center; max-width: calc(min(320px, 74vw) + 28px); padding-left: 28px; }
}

.split { row-gap: var(--s5); }
.split-head { grid-column: 1 / span 5; }
.split-body { grid-column: 7 / -1; }
@media (max-width: 900px) {
  .split-head, .split-body { grid-column: 1 / -1; }
}

.point-list { border-top: 1px solid var(--line); }
.point-list li { padding-block: var(--s3); border-bottom: 1px solid var(--line); }
.point-list h3 {
  margin-bottom: var(--s1);
  font-family: var(--font-display);
  font-stretch: 90%;
  font-size: 1.375rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.point-list p { color: var(--muted); max-width: 60ch; }

.chips { display: flex; flex-wrap: wrap; gap: var(--s1); margin-top: var(--s3); }
.chips li { padding: 6px 14px; border-radius: 999px; box-shadow: inset 0 0 0 1px var(--line-strong); font-size: 0.9375rem; }

.example { row-gap: var(--s6); align-items: center; }
.example-media { grid-column: 1 / span 4; }
.example-copy { grid-column: 6 / -1; }
@media (max-width: 900px) {
  .example-media, .example-copy { grid-column: 1 / -1; }
  .example-media { max-width: min(340px, 82vw); margin-inline: auto; width: 100%; padding-left: var(--s4); }
}
.timeline-list { margin-top: var(--s4); border-left: 2px solid var(--line); }
.timeline-list li { position: relative; padding: 0 0 var(--s3) var(--s4); color: var(--muted); }
.timeline-list li:last-child { padding-bottom: 0; }
.timeline-list li::before { content: ""; position: absolute; left: -7px; top: 0.5em; width: 12px; height: 12px; border-radius: 50%; background: var(--section-bg); box-shadow: inset 0 0 0 2px var(--accent); }
.timeline-list b { display: block; color: var(--text); font-weight: 600; }

.inline-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s4);
  padding: clamp(var(--s4), 5vw, var(--s7));
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line), var(--shadow-soft);
}
.inline-cta .h2 { max-width: 14ch; font-size: clamp(2rem, 1.2rem + 3vw, 4rem); }

/* UI-Illustration (Software-Seite) */

.ui-demo {
  position: relative;
  aspect-ratio: 9 / 16;
  border-radius: var(--radius);
  background: var(--surface);
  border: 6px solid var(--ink);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  padding: 18px 18px 52px;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 14px;
}
.ui-bar { display: flex; gap: 6px; }
.ui-bar i { width: 8px; height: 8px; border-radius: 50%; background: var(--line-strong); }
.ui-title { height: 14px; width: 55%; border-radius: 4px; background: var(--line-strong); }
.ui-title + .ui-title { width: 35%; background: var(--line); margin-top: -6px; }
.ui-chart { display: flex; align-items: end; gap: 10px; padding: 16px; border-radius: 14px; background: var(--bg-2); }
.ui-chart span { flex: 1; height: var(--h, 40%); border-radius: 4px 4px 0 0; background: var(--line-strong); transform-origin: bottom; animation: ui-grow 6s var(--ease) infinite; }
.ui-chart span:nth-child(1) { --h: 32%; }
.ui-chart span:nth-child(2) { --h: 48%; animation-delay: 0.1s; }
.ui-chart span:nth-child(3) { --h: 40%; animation-delay: 0.2s; }
.ui-chart span:nth-child(4) { --h: 66%; animation-delay: 0.3s; }
.ui-chart span:nth-child(5) { --h: 86%; animation-delay: 0.4s; background: var(--accent); }
.ui-rows { display: grid; gap: 10px; }
.ui-row { display: flex; align-items: center; gap: 10px; padding: 12px; border-radius: 12px; background: var(--bg-2); }
.ui-row i { width: 22px; height: 22px; border-radius: 6px; background: var(--line-strong); flex: none; }
.ui-row b { height: 8px; flex: 1; border-radius: 4px; background: var(--line); }
.ui-row--hit { animation: ui-hit 6s var(--ease) infinite; }
.ui-btn { height: 44px; border-radius: 999px; background: var(--accent); transform-origin: center; animation: ui-press 6s var(--ease) infinite; }
.ui-cursor { position: absolute; left: 0; top: 0; width: 22px; height: 22px; color: var(--text); animation: ui-cursor 6s var(--ease-in-out) infinite; filter: drop-shadow(0 2px 6px rgba(0,0,0,.5)); }
.ui-toast { position: absolute; left: 18px; right: 18px; top: 18px; height: 48px; border-radius: 12px; background: var(--text); opacity: 0; transform: translateY(-120%); animation: ui-toast 6s var(--ease) infinite; display: flex; align-items: center; gap: 10px; padding: 0 14px; }
.ui-toast i { width: 20px; height: 20px; border-radius: 50%; background: var(--accent); flex: none; }
.ui-toast b { height: 8px; width: 60%; border-radius: 4px; background: rgba(11, 11, 12, 0.3); }
.ui-label { position: absolute; right: 12px; bottom: 12px; z-index: 3; }
@keyframes ui-grow { 0%, 8% { transform: scaleY(0.15); } 30%, 100% { transform: scaleY(1); } }
@keyframes ui-cursor {
  0%, 10% { transform: translate(70%, 260%); }
  40% { transform: translate(150%, 1280%); }
  48% { transform: translate(150%, 1280%) scale(0.85); }
  54%, 100% { transform: translate(150%, 1280%) scale(1); }
}
@keyframes ui-press { 0%, 44% { transform: scale(1); } 48% { transform: scale(0.94); } 54%, 100% { transform: scale(1); } }
@keyframes ui-toast { 0%, 52% { opacity: 0; transform: translateY(-120%); } 60%, 88% { opacity: 1; transform: translateY(0); } 96%, 100% { opacity: 0; transform: translateY(-120%); } }
@keyframes ui-hit { 0%, 56% { box-shadow: inset 0 0 0 0 transparent; } 62%, 88% { box-shadow: inset 0 0 0 2px var(--accent); } 100% { box-shadow: inset 0 0 0 0 transparent; } }

/* Rechtstexte */

.legal { padding-top: clamp(var(--s5), 5vw, var(--s8)); padding-bottom: var(--section); }
.legal .display { font-size: clamp(2.75rem, 1.6rem + 4.5vw, 6rem); margin-bottom: var(--s6); }
.legal-body { max-width: 72ch; }
.legal-body h2 {
  margin: var(--s6) 0 var(--s2);
  font-family: var(--font-display);
  font-stretch: 90%;
  font-size: clamp(1.375rem, 1.1rem + 0.8vw, 1.875rem);
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.legal-body h3 { margin: var(--s4) 0 var(--s1); font-size: 1.0625rem; font-weight: 600; }
.legal-body p, .legal-body li { color: var(--muted); }
.legal-body ul { margin: 0 0 var(--s2); display: grid; gap: 4px; }
.legal-body li { position: relative; padding-left: var(--s3); }
.legal-body li::before { content: ""; position: absolute; left: 0; top: 0.8em; width: 10px; height: 2px; background: var(--accent); }
.legal-body address { font-style: normal; color: var(--text); }
.legal-body a { color: var(--text); text-decoration-color: var(--accent); text-underline-offset: 3px; }

/* Bewegung reduzieren */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }
  .js .reveal, .js .hero .reveal-hero { opacity: 1; transform: none; }
  .js .hero .line > span { transform: none; }
  .js .hero-media .media-frame { clip-path: none; }
  .js .hero-media .stack::before { opacity: 1; transform: translate(-14px, -14px); }
  .js .hero-media .stack::after { opacity: 1; transform: translate(-28px, -28px); }
  .ui-chart span { animation: none; transform: none; }
  .ui-cursor { animation: none; transform: translate(150%, 1280%); }
  .ui-toast { animation: none; opacity: 1; transform: none; }
  .ui-btn, .ui-row--hit { animation: none; }
}

.chips + .prose, .point-list + .prose { margin-top: var(--s4); }
.example-copy .work-label { margin-bottom: var(--s3); }
.legal .lead + .btn { margin-top: var(--s4); }
.split-head .lead { margin-top: var(--s3); }
.contrast-head .lead { margin-top: var(--s3); }
.cta .lead { margin-bottom: var(--s5); }
.page-hero .lead { margin-bottom: var(--s5); }
.inline-cta p { margin-top: var(--s2); max-width: 48ch; }