/**
 * Roos Studio — Design System (tokens + patterns)
 * Premium dark UI: surfaces, rhythm, accent discipline.
 */

/* -------------------------------------------------------------------------- */
/* Tokens                                                                      */
/* -------------------------------------------------------------------------- */

:root {
  /* Brand (colors.txt) */
  --rs-bg-deep: #0b0b0f;
  --rs-surface: #111118;
  --rs-surface-2: #16161f;
  --rs-elevated: #1a1a22;
  --rs-border: #2a2a35;
  --rs-accent-a: #4f8cff;
  --rs-accent-b: #6a5bff;
  --rs-accent-c: #9d4dff;
  --rs-text: #ffffff;
  --rs-text-secondary: #a1a1aa;
  --rs-text-muted: #6b7280;

  /* Derived */
  --rs-line: rgba(255, 255, 255, 0.06);
  --rs-line-strong: rgba(255, 255, 255, 0.1);
  --rs-glow: rgba(79, 140, 255, 0.14);
  --rs-gradient: linear-gradient(
    125deg,
    var(--rs-accent-a) 0%,
    var(--rs-accent-b) 48%,
    var(--rs-accent-c) 100%
  );
  --rs-gradient-soft: linear-gradient(
    125deg,
    rgba(79, 140, 255, 0.22) 0%,
    rgba(106, 91, 255, 0.14) 45%,
    rgba(157, 77, 255, 0.1) 100%
  );

  /* Spatial */
  --rs-radius-sm: 8px;
  --rs-radius-md: 14px;
  --rs-radius-lg: 22px;
  --rs-radius-pill: 999px;
  --rs-space-xs: 8px;
  --rs-space-sm: 16px;
  --rs-space-md: 24px;
  --rs-space-lg: 40px;
  --rs-space-xl: 64px;
  --rs-space-2xl: 96px;
  --rs-space-3xl: 120px;
  --rs-max: 1180px;
  --rs-narrow: 560px;

  /* Type */
  --rs-font: "Inter", system-ui, -apple-system, sans-serif;
  --rs-mono: "JetBrains Mono", ui-monospace, monospace;
  --rs-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --rs-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* -------------------------------------------------------------------------- */
/* Reset & base                                                                */
/* -------------------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body.rs-page {
  font-family: var(--rs-font);
  font-size: 16px;
  line-height: 1.55;
  color: var(--rs-text);
  background: var(--rs-bg-deep);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection {
  background: rgba(79, 140, 255, 0.35);
  color: #fff;
}

/* -------------------------------------------------------------------------- */
/* Atmosphere (page shell)                                                     */
/* -------------------------------------------------------------------------- */

.rs-atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 90% 55% at 12% -8%, rgba(79, 140, 255, 0.09), transparent 52%),
    radial-gradient(ellipse 70% 50% at 88% 12%, rgba(157, 77, 255, 0.07), transparent 48%),
    radial-gradient(ellipse 60% 40% at 50% 100%, rgba(106, 91, 255, 0.05), transparent 55%);
}

.rs-grid-overlay {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 75% 65% at 50% 35%, #000 20%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 35%, #000 20%, transparent 72%);
}

.rs-wrap {
  position: relative;
  z-index: 1;
}

/* -------------------------------------------------------------------------- */
/* Layout primitives                                                           */
/* -------------------------------------------------------------------------- */

.rs-container {
  width: 100%;
  max-width: var(--rs-max);
  margin-inline: auto;
  padding-inline: clamp(20px, 4vw, 48px);
}

.rs-section {
  padding-block: clamp(72px, 12vw, var(--rs-space-3xl));
}

.rs-section--tight-top {
  padding-top: clamp(48px, 8vw, 80px);
}

/* -------------------------------------------------------------------------- */
/* Typography system                                                           */
/* -------------------------------------------------------------------------- */

.rs-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rs-text-muted);
}

.rs-eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--rs-line-strong);
}

.rs-h1 {
  font-size: clamp(2.5rem, 6.2vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 1.04;
  text-wrap: balance;
}

.rs-h1 .rs-gradient-text {
  background: var(--rs-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.rs-lead {
  margin-top: var(--rs-space-md);
  font-size: clamp(1rem, 1.35vw, 1.125rem);
  line-height: 1.65;
  color: var(--rs-text-secondary);
  max-width: 34rem;
}

.rs-section-title {
  font-size: clamp(1.625rem, 3.2vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.15;
  text-wrap: balance;
  max-width: 20ch;
}

.rs-section-intro {
  margin-top: var(--rs-space-sm);
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--rs-text-secondary);
  max-width: 36rem;
}

.rs-mono-index {
  font-family: var(--rs-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--rs-text-muted);
  font-variant-numeric: tabular-nums;
}

/* -------------------------------------------------------------------------- */
/* Navigation                                                                  */
/* -------------------------------------------------------------------------- */

.rs-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: var(--rs-space-sm) clamp(20px, 4vw, 48px);
}

.rs-nav__bar {
  max-width: var(--rs-max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--rs-space-md);
  padding: 12px 16px 12px 20px;
  border-radius: var(--rs-radius-pill);
  background: rgba(11, 11, 15, 0.65);
  border: 1px solid var(--rs-line);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

/* Nav „Titel“-Marke: grosses R + editorialer Text (kein klassisches Lockup) */
.rs-nav__brand,
.rs-subnav__brand {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2.5vw, 14px);
  text-decoration: none;
  flex-shrink: 0;
  color: inherit;
}

.rs-nav__brand:hover .rs-nav__title-line--top,
.rs-subnav__brand:hover .rs-nav__title-line--top {
  color: #fff;
}

.rs-nav__mark,
.rs-subnav__mark {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  filter: drop-shadow(0 8px 24px rgba(79, 140, 255, 0.35));
}

.rs-nav__mark img {
  display: block;
  width: clamp(48px, 12vw, 64px);
  height: auto;
  aspect-ratio: 1;
  animation: rs-float 4.5s var(--rs-ease-out) infinite;
}

.rs-nav__title {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.05;
  gap: 2px;
}

.rs-nav__title-line {
  display: block;
}

.rs-nav__title-line--top {
  font-size: clamp(1.05rem, 2.8vw, 1.35rem);
  font-weight: 700;
  letter-spacing: -0.06em;
  color: var(--rs-text);
  transition: color 0.25s var(--rs-ease);
}

.rs-nav__title-line--bottom {
  font-size: clamp(0.62rem, 1.6vw, 0.72rem);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  background: var(--rs-gradient);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: rs-gradient-shimmer 5s linear infinite;
}

.rs-subnav__mark img {
  display: block;
  width: clamp(44px, 11vw, 56px);
  height: auto;
  aspect-ratio: 1;
  animation: rs-float 4.5s var(--rs-ease-out) infinite;
}

.rs-nav__links {
  display: none;
  align-items: center;
  gap: clamp(20px, 3vw, 36px);
}

@media (min-width: 900px) {
  .rs-nav__links {
    display: flex;
  }
}

.rs-nav__links a {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--rs-text-secondary);
  text-decoration: none;
  transition: color 0.2s var(--rs-ease);
}

@media (min-width: 900px) and (max-width: 1120px) {
  .rs-nav__links {
    gap: 14px;
  }

  .rs-nav__links a {
    font-size: 0.75rem;
  }
}

.rs-nav__links a:hover {
  color: var(--rs-text);
}

.rs-nav__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.rs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--rs-font);
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  border-radius: var(--rs-radius-pill);
  transition:
    transform 0.25s var(--rs-ease-out),
    box-shadow 0.25s var(--rs-ease-out),
    opacity 0.2s;
}

.rs-btn--primary {
  padding: 10px 20px;
  color: #fff;
  background: var(--rs-gradient);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.08) inset,
    0 12px 40px rgba(79, 140, 255, 0.2);
}

.rs-btn--primary:hover {
  transform: translateY(-1px);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.1) inset,
    0 18px 48px rgba(106, 91, 255, 0.25);
}

.rs-btn--ghost {
  padding: 10px 18px;
  color: var(--rs-text);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--rs-line);
}

.rs-btn--ghost:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--rs-line-strong);
}

.rs-nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  border-radius: var(--rs-radius-sm);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition: background 0.2s;
}

.rs-nav__toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  margin-inline: auto;
  background: var(--rs-text-secondary);
  border-radius: 1px;
  transition: background 0.2s;
}

.rs-nav__toggle:hover {
  background: rgba(255, 255, 255, 0.08);
}

.rs-nav__toggle:hover span {
  background: var(--rs-text);
}

@media (min-width: 900px) {
  .rs-nav__toggle {
    display: none;
  }
}

@media (max-width: 420px) {
  .rs-nav__actions .rs-btn--primary {
    padding: 8px 12px;
    font-size: 0.75rem;
  }
}

/* Mobile drawer */
.rs-drawer {
  display: none;
  position: fixed;
  inset: 0;
  top: clamp(92px, 20vw, 112px);
  z-index: 150;
  flex-direction: column;
  align-items: stretch;
  padding: var(--rs-space-lg) clamp(20px, 4vw, 48px);
  gap: 6px;
  background: rgba(11, 11, 15, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--rs-line);
}

.rs-drawer.is-open {
  display: flex;
}

.rs-drawer a {
  padding: 14px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--rs-text);
  text-decoration: none;
  border-radius: var(--rs-radius-md);
  transition: background 0.2s;
}

.rs-drawer a:hover,
.rs-drawer a:focus-visible {
  background: rgba(255, 255, 255, 0.05);
  outline: none;
}

@media (min-width: 900px) {
  .rs-drawer {
    display: none !important;
  }
}

/* -------------------------------------------------------------------------- */
/* Hero                                                                        */
/* -------------------------------------------------------------------------- */

.rs-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(132px, 20vw, 216px);
  padding-bottom: clamp(64px, 10vw, var(--rs-space-2xl));
  background:
    linear-gradient(180deg, rgba(11, 11, 15, 0.25) 0%, var(--rs-bg-deep) 100%),
    url("../roos-studio-branding/website/hero-bg.png") center top / cover no-repeat;
}

.rs-hero__blobs {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.rs-hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(72px);
  opacity: 0.42;
  animation: rs-blob-drift 14s ease-in-out infinite;
}

.rs-hero__blob--a {
  width: min(440px, 85vw);
  height: min(440px, 85vw);
  top: -18%;
  right: -22%;
  background: radial-gradient(circle, rgba(79, 140, 255, 0.38) 0%, transparent 68%);
}

.rs-hero__blob--b {
  width: min(340px, 70vw);
  height: min(340px, 70vw);
  bottom: 5%;
  left: -18%;
  background: radial-gradient(circle, rgba(157, 77, 255, 0.32) 0%, transparent 68%);
  animation-delay: -5s;
}

.rs-hero > .rs-container {
  position: relative;
  z-index: 1;
}

.rs-eyebrow--pulse {
  animation: rs-eyebrow-glow 3.5s ease-in-out infinite;
}

.rs-hero__grid {
  display: grid;
  gap: clamp(var(--rs-space-xl), 8vw, 100px);
  align-items: end;
}

@media (min-width: 1024px) {
  .rs-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
    align-items: end;
  }
}

.rs-hero__panel {
  position: relative;
  border-radius: var(--rs-radius-lg);
  padding: var(--rs-space-md) var(--rs-space-md) var(--rs-space-sm);
  background: linear-gradient(145deg, rgba(22, 22, 31, 0.92) 0%, rgba(17, 17, 24, 0.75) 100%);
  border: 1px solid var(--rs-line);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.02) inset,
    0 40px 100px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}

.rs-hero__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--rs-gradient-soft);
  opacity: 0.35;
  pointer-events: none;
}

.rs-hero__panel-inner {
  position: relative;
  z-index: 1;
}

.rs-hero__panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--rs-space-sm);
  padding-bottom: var(--rs-space-sm);
  border-bottom: 1px solid var(--rs-line);
  margin-bottom: var(--rs-space-sm);
}

.rs-hero__panel-title {
  font-family: var(--rs-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rs-text-muted);
}

.rs-hero__status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--rs-accent-a);
}

.rs-hero__status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--rs-accent-a);
  box-shadow: 0 0 12px var(--rs-accent-a);
  animation: rs-pulse 2.4s var(--rs-ease) infinite;
}

@keyframes rs-pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.55;
    transform: scale(0.92);
  }
}

@media (prefers-reduced-motion: reduce) {
  .rs-hero__status-dot {
    animation: none;
  }
}

.rs-hero__code {
  font-family: var(--rs-mono);
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--rs-text-secondary);
  padding: var(--rs-space-sm) 0 var(--rs-space-md);
}

.rs-hero__code .kw {
  color: var(--rs-accent-b);
}

.rs-hero__code .str {
  color: rgba(255, 255, 255, 0.88);
}

.rs-hero__code .muted {
  color: var(--rs-text-muted);
}

.rs-hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 0 calc(var(--rs-space-md) * -1) calc(var(--rs-space-sm) * -1);
  border-top: 1px solid var(--rs-line);
  background: var(--rs-line);
  border-radius: 0 0 calc(var(--rs-radius-lg) - 1px) calc(var(--rs-radius-lg) - 1px);
  overflow: hidden;
}

.rs-hero__metric {
  padding: 14px 12px;
  text-align: center;
  background: rgba(11, 11, 15, 0.55);
}

.rs-hero__metric-val {
  font-family: var(--rs-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--rs-text);
}

.rs-hero__metric-lbl {
  margin-top: 4px;
  font-size: 0.625rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rs-text-muted);
}

/* -------------------------------------------------------------------------- */
/* Section header (two-column)                                                 */
/* -------------------------------------------------------------------------- */

.rs-section-head {
  display: grid;
  gap: var(--rs-space-md);
  margin-bottom: clamp(var(--rs-space-xl), 8vw, var(--rs-space-2xl));
}

@media (min-width: 768px) {
  .rs-section-head {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: end;
    gap: var(--rs-space-xl);
  }
}

/* -------------------------------------------------------------------------- */
/* KI & Spaß — Beispielkarten                                                  */
/* -------------------------------------------------------------------------- */

.rs-fun {
  padding-block: clamp(56px, 10vw, 96px);
}

.rs-fun-grid {
  display: grid;
  gap: var(--rs-space-md);
}

@media (min-width: 768px) {
  .rs-fun-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.rs-fun-card {
  position: relative;
  padding: var(--rs-space-md);
  border-radius: var(--rs-radius-lg);
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--rs-line);
  text-decoration: none;
  color: inherit;
  display: block;
  transition:
    transform 0.4s var(--rs-ease-out),
    border-color 0.35s var(--rs-ease-out),
    box-shadow 0.4s var(--rs-ease-out);
}

.rs-fun-card:hover {
  transform: translateY(-8px) rotate(-0.75deg);
  border-color: rgba(79, 140, 255, 0.4);
  box-shadow:
    0 28px 70px rgba(0, 0, 0, 0.38),
    0 0 40px rgba(79, 140, 255, 0.08);
}

.rs-fun-card:focus-visible {
  outline: 2px solid var(--rs-accent-a);
  outline-offset: 3px;
}

.rs-fun-card__emoji {
  font-size: 1.85rem;
  line-height: 1;
  margin-bottom: 14px;
  display: block;
  animation: rs-emoji-bob 2.6s ease-in-out infinite;
}

.rs-fun-card:nth-child(2) .rs-fun-card__emoji {
  animation-delay: -0.7s;
}

.rs-fun-card:nth-child(3) .rs-fun-card__emoji {
  animation-delay: -1.4s;
}

.rs-fun-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-bottom: 10px;
}

.rs-fun-card p {
  font-size: 0.875rem;
  color: var(--rs-text-secondary);
  line-height: 1.62;
}

.rs-fun-card__tag {
  margin-top: 16px;
  font-family: var(--rs-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--rs-accent-a);
}

.rs-footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
}

.rs-footer__brand .rs-nav__mark img {
  width: 32px;
  animation: none;
  filter: drop-shadow(0 4px 14px rgba(79, 140, 255, 0.25));
}

.rs-footer__brand .rs-nav__title-line--top {
  font-size: 0.95rem;
}

.rs-footer__brand .rs-nav__title-line--bottom {
  font-size: 0.58rem;
  animation: rs-gradient-shimmer 6s linear infinite;
}

/* -------------------------------------------------------------------------- */
/* Capabilities — editorial rows (no card boxes)                               */
/* -------------------------------------------------------------------------- */

.rs-cap-list {
  display: flex;
  flex-direction: column;
}

.rs-cap-row {
  display: grid;
  gap: var(--rs-space-sm);
  padding-block: clamp(28px, 4vw, 40px);
  border-top: 1px solid var(--rs-line);
  text-decoration: none;
  color: inherit;
  transition: background 0.35s var(--rs-ease-out);
  margin-inline: calc(clamp(20px, 4vw, 48px) * -1);
  padding-inline: clamp(20px, 4vw, 48px);
  border-radius: var(--rs-radius-md);
}

@media (min-width: 768px) {
  .rs-cap-row {
    grid-template-columns: 72px minmax(0, 220px) minmax(0, 1fr);
    align-items: start;
    gap: var(--rs-space-md);
  }
}

.rs-cap-row:last-child {
  border-bottom: 1px solid var(--rs-line);
}

.rs-cap-row:hover {
  background: rgba(255, 255, 255, 0.02);
}

.rs-cap-row:focus-visible {
  outline: 2px solid var(--rs-accent-a);
  outline-offset: 2px;
}

.rs-cap-row h3 {
  font-size: clamp(1.125rem, 1.5vw, 1.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.rs-cap-row p {
  font-size: 0.9375rem;
  color: var(--rs-text-secondary);
  line-height: 1.65;
  max-width: 52ch;
}

.rs-cap-tag {
  display: inline-flex;
  padding: 4px 10px;
  border-radius: var(--rs-radius-pill);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rs-text-secondary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--rs-line);
  width: fit-content;
}

/* -------------------------------------------------------------------------- */
/* Work — asymmetric feature list                                              */
/* -------------------------------------------------------------------------- */

.rs-work {
  display: flex;
  flex-direction: column;
  gap: var(--rs-space-sm);
}

.rs-work-item {
  position: relative;
  display: grid;
  gap: var(--rs-space-md);
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--rs-radius-lg);
  background: rgba(17, 17, 24, 0.5);
  border: 1px solid transparent;
  background-clip: padding-box;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition:
    border-color 0.35s var(--rs-ease-out),
    transform 0.35s var(--rs-ease-out),
    box-shadow 0.35s var(--rs-ease-out);
}

@media (min-width: 768px) {
  .rs-work-item {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: center;
  }
}

.rs-work-item::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    135deg,
    rgba(79, 140, 255, 0.25),
    rgba(255, 255, 255, 0.04) 40%,
    rgba(157, 77, 255, 0.12)
  );
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.35s var(--rs-ease-out);
  pointer-events: none;
}

.rs-work-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.35);
}

.rs-work-item:hover::before {
  opacity: 1;
}

.rs-work-item:focus-visible {
  outline: 2px solid var(--rs-accent-a);
  outline-offset: 3px;
}

.rs-work-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100px;
  border-radius: var(--rs-radius-md);
  background:
    radial-gradient(circle at 30% 30%, rgba(79, 140, 255, 0.18), transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(157, 77, 255, 0.14), transparent 50%),
    var(--rs-surface-2);
  border: 1px solid var(--rs-line);
  color: rgba(148, 178, 255, 0.92);
  transition:
    color 0.35s var(--rs-ease-out),
    transform 0.35s var(--rs-ease-out);
}

@media (min-width: 768px) {
  .rs-work-visual {
    height: 88px;
  }
}

.rs-work-item:hover .rs-work-visual {
  color: rgba(255, 255, 255, 0.95);
  transform: scale(1.03);
}

.rs-work-visual__icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}

.rs-work-body .rs-pill {
  margin-bottom: 8px;
}

.rs-work-body h3 {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.rs-work-body p {
  font-size: 0.875rem;
  color: var(--rs-text-secondary);
  line-height: 1.6;
  max-width: 54ch;
}

.rs-pill {
  display: inline-flex;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--rs-accent-a);
}

/* -------------------------------------------------------------------------- */
/* Process — vertical timeline                                                 */
/* -------------------------------------------------------------------------- */

.rs-process {
  position: relative;
  display: grid;
  gap: 0;
  padding-left: 8px;
}

@media (min-width: 768px) {
  .rs-process {
    padding-left: 28px;
  }
}

.rs-process::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(
    180deg,
    rgba(79, 140, 255, 0.45),
    rgba(255, 255, 255, 0.06) 45%,
    rgba(157, 77, 255, 0.35)
  );
}

@media (min-width: 768px) {
  .rs-process::before {
    left: 31px;
  }
}

.rs-process-step {
  position: relative;
  padding: clamp(28px, 4vw, 40px) 0 clamp(28px, 4vw, 40px) clamp(36px, 5vw, 48px);
  min-width: 0;
}

.rs-process-step:last-child {
  padding-bottom: 0;
}

.rs-process-node {
  position: absolute;
  left: 4px;
  top: 36px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--rs-bg-deep);
  border: 2px solid var(--rs-accent-a);
  box-shadow: 0 0 20px rgba(79, 140, 255, 0.25);
}

@media (min-width: 768px) {
  .rs-process-node {
    left: 24px;
  }
}

.rs-process-step h3 {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-bottom: 10px;
}

.rs-process-step p {
  font-size: 0.9375rem;
  color: var(--rs-text-secondary);
  line-height: 1.65;
  max-width: 48ch;
}

/* -------------------------------------------------------------------------- */
/* About — split                                                               */
/* -------------------------------------------------------------------------- */

.rs-about {
  display: grid;
  gap: var(--rs-space-xl);
  align-items: start;
}

@media (min-width: 900px) {
  .rs-about {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: var(--rs-space-2xl);
  }
}

.rs-about-copy p {
  font-size: 1rem;
  color: var(--rs-text-secondary);
  line-height: 1.75;
  max-width: 52ch;
}

.rs-about-copy p + p {
  margin-top: 1.15em;
}

.rs-about-aside {
  padding: var(--rs-space-md);
  border-radius: var(--rs-radius-lg);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--rs-line);
}

.rs-about-list {
  list-style: none;
}

.rs-about-list li {
  display: flex;
  gap: 12px;
  padding: 14px 0;
  font-size: 0.875rem;
  color: var(--rs-text-secondary);
  border-bottom: 1px solid var(--rs-line);
}

.rs-about-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.rs-about-list li::before {
  content: "";
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  margin-top: 7px;
  border-radius: 1px;
  background: var(--rs-gradient);
  transform: rotate(45deg);
}

/* -------------------------------------------------------------------------- */
/* CTA                                                                         */
/* -------------------------------------------------------------------------- */

.rs-cta {
  position: relative;
  padding-block: clamp(72px, 12vw, var(--rs-space-2xl));
}

.rs-cta__surface {
  position: relative;
  border-radius: calc(var(--rs-radius-lg) + 4px);
  padding: clamp(40px, 7vw, 72px);
  overflow: hidden;
  text-align: center;
  background:
    radial-gradient(ellipse 80% 80% at 50% -20%, rgba(79, 140, 255, 0.18), transparent 55%),
    linear-gradient(165deg, rgba(22, 22, 31, 0.95) 0%, rgba(17, 17, 24, 0.98) 100%);
  border: 1px solid var(--rs-line);
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.4);
}

.rs-cta__surface::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--rs-gradient-soft);
  opacity: 0.2;
  pointer-events: none;
}

.rs-cta__inner {
  position: relative;
  z-index: 1;
  max-width: 520px;
  margin-inline: auto;
}

.rs-cta__inner h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.2;
  margin-bottom: var(--rs-space-md);
}

.rs-cta__inner p {
  font-size: 0.9375rem;
  color: var(--rs-text-secondary);
  margin-bottom: var(--rs-space-lg);
  line-height: 1.6;
}

.rs-cta__inner--wide {
  max-width: 480px;
}

.rs-cta__lead {
  margin-bottom: var(--rs-space-md);
}

.rs-contact-form {
  position: relative;
  display: grid;
  gap: var(--rs-space-md);
  text-align: left;
  margin-top: var(--rs-space-sm);
}

/* Honeypot — nur für Bots sichtbar */
.rs-form-hp {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  opacity: 0;
  pointer-events: none;
}

.rs-field label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--rs-text-secondary);
  margin-bottom: 8px;
}

.rs-field input,
.rs-field textarea {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--rs-font);
  font-size: 0.9375rem;
  color: var(--rs-text);
  background: rgba(11, 11, 15, 0.55);
  border: 1px solid var(--rs-line);
  border-radius: var(--rs-radius-md);
  transition:
    border-color 0.2s var(--rs-ease),
    box-shadow 0.2s var(--rs-ease);
}

.rs-field textarea {
  min-height: 132px;
  resize: vertical;
  line-height: 1.55;
}

.rs-field input::placeholder,
.rs-field textarea::placeholder {
  color: var(--rs-text-muted);
  opacity: 0.85;
}

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

.rs-field input:focus-visible,
.rs-field textarea:focus-visible {
  outline: none;
  border-color: rgba(79, 140, 255, 0.45);
  box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.12);
}

.rs-btn--block {
  width: 100%;
  margin-top: var(--rs-space-xs);
}

.rs-cta__footer-note {
  margin-top: var(--rs-space-md);
  margin-bottom: 0 !important;
  font-size: 0.8125rem;
  color: var(--rs-text-muted);
  line-height: 1.55;
}

.rs-cta__footer-note a {
  color: var(--rs-accent-a);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 140, 255, 0.35);
}

.rs-cta__footer-note a:hover {
  color: var(--rs-text);
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

/* -------------------------------------------------------------------------- */
/* Footer                                                                      */
/* -------------------------------------------------------------------------- */

.rs-footer {
  padding-block: var(--rs-space-xl) calc(var(--rs-space-xl) + 8px);
  border-top: 1px solid var(--rs-line);
}

.rs-footer__grid {
  display: flex;
  flex-direction: column;
  gap: var(--rs-space-lg);
}

@media (min-width: 640px) {
  .rs-footer__grid {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.rs-footer__logo img {
  height: clamp(22px, 3vw, 26px);
  width: auto;
  opacity: 0.92;
}

.rs-footer__meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

@media (min-width: 640px) {
  .rs-footer__meta {
    align-items: flex-end;
    text-align: right;
  }
}

.rs-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
}

.rs-footer__links a {
  font-size: 0.8125rem;
  color: var(--rs-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.rs-footer__links a:hover {
  color: var(--rs-text);
}

.rs-footer__fine {
  font-size: 0.75rem;
  color: rgba(139, 139, 154, 0.5);
}

/* -------------------------------------------------------------------------- */
/* Keyframes — Spiel & Bewegung                                                */
/* -------------------------------------------------------------------------- */

@keyframes rs-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
}

@keyframes rs-gradient-shimmer {
  0% {
    background-position: 0% center;
  }
  100% {
    background-position: 200% center;
  }
}

@keyframes rs-blob-drift {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  35% {
    transform: translate(18px, -14px) scale(1.06);
  }
  70% {
    transform: translate(-14px, 12px) scale(0.96);
  }
}

@keyframes rs-emoji-bob {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
}

@keyframes rs-eyebrow-glow {
  0%,
  100% {
    opacity: 1;
    filter: brightness(1);
  }
  50% {
    opacity: 0.88;
    filter: brightness(1.12);
  }
}

/* -------------------------------------------------------------------------- */
/* Motion — reveal                                                             */
/* -------------------------------------------------------------------------- */

.rs-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.8s var(--rs-ease-out),
    transform 0.8s var(--rs-ease-out);
}

.rs-reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .rs-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .rs-btn--primary:hover,
  .rs-work-item:hover {
    transform: none;
  }

  .rs-vibe-marquee__track {
    animation: none;
  }

  .rs-nav__mark img,
  .rs-subnav__mark img,
  .rs-nav__title-line--bottom,
  .rs-footer__brand .rs-nav__title-line--bottom,
  .rs-hero__blob,
  .rs-fun-card__emoji,
  .rs-eyebrow--pulse {
    animation: none;
  }

  .rs-fun-card:hover {
    transform: none;
  }

  .rs-work-item:hover .rs-work-visual {
    transform: none;
  }
}

/* -------------------------------------------------------------------------- */
/* Subpages (legal, thanks) — same shell, calmer rhythm                        */
/* -------------------------------------------------------------------------- */

body.rs-page.rs-page--sub {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.rs-sub-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.rs-subnav {
  position: sticky;
  top: 0;
  z-index: 200;
  padding: var(--rs-space-sm) clamp(20px, 4vw, 48px);
}

.rs-subnav__bar {
  max-width: var(--rs-max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--rs-space-md);
  padding: 12px 20px;
  border-radius: var(--rs-radius-pill);
  background: rgba(11, 11, 15, 0.72);
  border: 1px solid var(--rs-line);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.rs-subnav__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--rs-text-secondary);
  text-decoration: none;
  transition: color 0.2s var(--rs-ease);
}

.rs-subnav__back:hover {
  color: var(--rs-text);
}

.rs-doc {
  flex: 1;
  padding-block: clamp(40px, 8vw, 72px);
}

.rs-doc__head {
  margin-bottom: clamp(28px, 5vw, 40px);
}

.rs-doc__head .rs-eyebrow {
  margin-bottom: 14px;
}

.rs-doc__title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.12;
  text-wrap: balance;
}

.rs-doc-surface {
  position: relative;
  border-radius: var(--rs-radius-lg);
  padding: clamp(28px, 4vw, 44px);
  background: linear-gradient(160deg, rgba(22, 22, 31, 0.85) 0%, rgba(17, 17, 24, 0.92) 100%);
  border: 1px solid var(--rs-line);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.02) inset,
    0 32px 80px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}

.rs-doc-surface::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--rs-gradient-soft);
  opacity: 0.12;
  pointer-events: none;
}

.rs-doc-surface > * {
  position: relative;
  z-index: 1;
}

.rs-prose {
  max-width: 62ch;
}

.rs-prose h2 {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rs-text);
  margin-bottom: 12px;
}

.rs-prose p {
  font-size: 0.9375rem;
  color: var(--rs-text-secondary);
  line-height: 1.75;
}

.rs-prose p + p {
  margin-top: 0.85em;
}

.rs-prose a {
  color: var(--rs-accent-a);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 140, 255, 0.35);
  transition:
    color 0.2s,
    border-color 0.2s;
}

.rs-prose a:hover {
  color: #fff;
  border-bottom-color: rgba(255, 255, 255, 0.25);
}

.rs-prose hr,
.rs-prose .rs-prose__rule {
  border: none;
  height: 1px;
  margin: clamp(22px, 3vw, 28px) 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.08) 20%,
    rgba(79, 140, 255, 0.2) 50%,
    rgba(255, 255, 255, 0.08) 80%,
    transparent
  );
}

.rs-prose strong {
  font-weight: 600;
  color: var(--rs-text);
}

.rs-prose .rs-prose__lead {
  font-size: 1rem;
  color: var(--rs-text);
  font-weight: 500;
}

.rs-footer--sub {
  margin-top: auto;
}

/* Thanks page */
body.rs-page.rs-page--thanks {
  min-height: 100vh;
}

.rs-page--thanks .rs-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.rs-thanks-shell {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-block: var(--rs-space-xl);
}

.rs-thanks {
  width: 100%;
  max-width: 440px;
  margin-inline: auto;
  text-align: center;
  padding-inline: var(--rs-space-sm);
}

.rs-thanks__mark {
  width: 64px;
  height: 64px;
  margin-inline: auto;
  margin-bottom: var(--rs-space-md);
  border-radius: var(--rs-radius-md);
  background: var(--rs-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.1) inset,
    0 20px 50px rgba(79, 140, 255, 0.25);
}

.rs-thanks__mark img {
  width: 34px;
  height: 34px;
  display: block;
}

.rs-thanks h1 {
  font-size: clamp(1.375rem, 3vw, 1.75rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.rs-thanks p {
  font-size: 0.9375rem;
  color: var(--rs-text-secondary);
  line-height: 1.65;
}

.rs-thanks p + p {
  margin-top: 0.5em;
}

.rs-thanks .rs-thanks__hl {
  color: var(--rs-text);
  font-weight: 500;
}

.rs-thanks .rs-btn {
  margin-top: var(--rs-space-lg);
}

.rs-thanks__fine {
  margin-top: var(--rs-space-xl);
  font-family: var(--rs-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rs-text-muted);
}

/* Vibecoding strip (home) */
.rs-vibe-marquee {
  position: relative;
  border-block: 1px solid var(--rs-line);
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
}

.rs-vibe-marquee::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    var(--rs-bg-deep) 0%,
    transparent 12%,
    transparent 88%,
    var(--rs-bg-deep) 100%
  );
  z-index: 1;
  pointer-events: none;
}

.rs-vibe-marquee__inner {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.rs-vibe-marquee__track {
  display: flex;
  width: max-content;
  gap: clamp(32px, 6vw, 56px);
  padding: 12px 0;
  font-family: var(--rs-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--rs-text-muted);
  animation: rs-marquee 32s linear infinite;
}

.rs-vibe-marquee__track span {
  flex-shrink: 0;
  opacity: 0.85;
}

.rs-vibe-marquee__track span::before {
  content: "// ";
  color: var(--rs-accent-b);
  opacity: 0.7;
}

@keyframes rs-marquee {
  to {
    transform: translateX(-50%);
  }
}