* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

html[data-theme="light"] {
  color-scheme: light;
}

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--background);
  background-color: var(--background-solid);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  overflow-x: clip;
  overscroll-behavior-y: none;
  transition:
    background-color var(--duration-slower) var(--ease-standard),
    color var(--duration-normal) var(--ease-standard);
}

img {
  display: block;
  max-width: 100%;
}

a,
button {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.skip-link {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 100;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-pill);
  background: var(--surface-strong);
  color: var(--text-primary);
  transform: translateY(-180%);
  transition: transform var(--duration-fast) var(--ease-standard);
}

.skip-link:focus-visible {
  transform: translateY(0);
}

.page-shell {
  position: relative;
  isolation: isolate;
}

.container {
  width: var(--page-width);
  margin-inline: auto;
}

.gradient-mesh {
  position: fixed;
  inset-inline: 0;
  z-index: -3;
  pointer-events: none;
  filter: blur(var(--blur-xl));
}

.gradient-mesh--top {
  top: -12rem;
  height: 34rem;
  background: var(--mesh-top);
}

.gradient-mesh--mid {
  top: 28rem;
  height: 48rem;
  background: var(--mesh-mid);
}

.gradient-mesh--bottom {
  bottom: -8rem;
  height: 32rem;
  background: var(--mesh-bottom);
}

.spotlight {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--spotlight-size);
  height: var(--spotlight-size);
  pointer-events: none;
  z-index: -2;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.12),
    transparent 62%
  );
  transform: translate3d(-50%, -50%, 0);
  opacity: 0.55;
  transition: opacity var(--duration-normal) var(--ease-standard);
  will-change: left, top, opacity;
}

.section-shell {
  position: relative;
  padding-block: var(--section-padding);
  scroll-margin-top: calc(var(--header-height) + 1.5rem);
}

.section-shell::before {
  content: "";
  position: absolute;
  inset: 0.5rem 0;
  z-index: -1;
  width: min(calc(100% - 1rem), var(--container-max));
  margin-inline: auto;
  /* border-radius: var(--section-shell-radius);
  background: var(--section-shell-bg); */
  /* border: 1px solid rgba(255, 255, 255, 0.04); */
  opacity: 0.9;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(var(--blur-lg));
  background: var(--header-bg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition:
    background-color var(--duration-normal) var(--ease-standard),
    box-shadow var(--duration-normal) var(--ease-standard),
    border-color var(--duration-normal) var(--ease-standard);
}

.site-header.is-scrolled {
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.18);
  border-color: rgba(255, 255, 255, 0.09);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: 0.7rem;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav-logo img {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.08);
  padding: 0.3rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.header-nav,
.header-actions {
  display: none;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.22rem;
  border: 1px solid var(--border);
  border-radius: var(--button-radius);
  background: rgba(255, 255, 255, 0.05);
}

.lang-toggle__button {
  min-width: 2.4rem;
  min-height: 2.3rem;
  padding: 0 0.55rem;
  border: 0;
  border-radius: calc(var(--button-radius) - 0.35rem);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition:
    color var(--duration-fast) var(--ease-standard),
    background-color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-standard);
}

.lang-toggle__button:hover,
.lang-toggle__button:focus-visible {
  color: var(--text-primary);
  transform: translateY(-1px);
}

.lang-toggle__button.is-active {
  background: rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
}

.theme-toggle {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: 0;
  min-height: 2.85rem;
  min-width: 6.75rem;
  padding: 0.25rem;
  border-radius: var(--button-radius);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  isolation: isolate;
  transition:
    transform var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    background-color var(--duration-fast) var(--ease-standard);
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  transform: translateY(-1px);
  border-color: var(--border-strong);
}

.theme-toggle__thumb {
  position: absolute;
  top: 0.25rem;
  left: 0.25rem;
  width: calc(50% - 0.125rem);
  height: calc(100% - 0.5rem);
  border-radius: var(--radius-pill);
  background: linear-gradient(
    135deg,
    rgba(245, 208, 145, 0.32),
    rgba(95, 224, 204, 0.22)
  );
  transition: transform var(--duration-normal) var(--ease-emphasized);
}

html[data-theme="light"] .theme-toggle__thumb {
  transform: translateX(calc(100% + 0.25rem));
}

.theme-toggle__label {
  position: relative;
  z-index: 1;
  width: auto;
  padding-inline: 0.25rem;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 700;
}

.scroll-progress {
  width: 100%;
  height: var(--progress-height);
  background: rgba(255, 255, 255, 0.06);
}

.scroll-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--accent-secondary),
    var(--accent-primary)
  );
  transition: width 80ms linear;
}

.hero {
  padding-top: calc(var(--section-padding) + var(--space-8));
}

.hero::before {
  content: "";
  position: absolute;
  inset: 6% auto auto 50%;
  width: min(38rem, 88vw);
  aspect-ratio: 1;
  background: var(--hero-glow);
  transform: translateX(-50%);
  z-index: -1;
}

.hero-grid,
.insights-grid {
  display: grid;
  gap: var(--space-8);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.58rem 0.9rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-copy h1,
.section-heading h2,
.insights-copy h2 {
  margin: var(--space-5) 0 var(--space-4);
  font-family: var(--font-display);
  font-size: var(--step-4);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.hero-copy h1 span {
  display: block;
  color: var(--accent-primary);
}

.hero-copy p,
.section-heading p,
.insights-copy p,
.horizontal-shell__intro p,
.story-card p,
.metric-card p,
.bento-card p,
.pricing-card p,
.details-card p,
.detail-rail p {
  color: var(--text-secondary);
}

.hero-actions,
.header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--button-height);
  padding-inline: var(--button-padding-inline);
  border-radius: var(--button-radius);
  border: 1px solid transparent;
  overflow: hidden;
  transition:
    transform var(--duration-fast) var(--ease-standard),
    background-color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard);
}

.button::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent 24%,
    rgba(255, 255, 255, 0.24),
    transparent 76%
  );
  transform: translateX(-130%);
  transition: transform var(--duration-slow) var(--ease-soft);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--button-shadow);
}

.button:hover::after,
.button:focus-visible::after {
  transform: translateX(130%);
}

.button--primary {
  background: linear-gradient(
    135deg,
    var(--accent-primary),
    color-mix(in srgb, var(--accent-primary) 65%, white)
  );
  color: var(--background-solid);
}

.button--secondary,
.button--ghost {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.button--secondary:hover,
.button--secondary:focus-visible,
.button--ghost:hover,
.button--ghost:focus-visible {
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.08);
}

.trust-strip,
.insights-list,
.pricing-card ul,
.stage-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.trust-strip {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.trust-strip li,
.pricing-card li,
.insights-list li,
.stage-card__list li {
  position: relative;
  padding-left: 1.3rem;
  color: var(--text-secondary);
}

.trust-strip li::before,
.pricing-card li::before,
.insights-list li::before,
.stage-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.63rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    var(--accent-secondary),
    var(--accent-primary)
  );
}

.glass-panel {
  position: relative;
  overflow: hidden;
  border: var(--panel-border);
  border-radius: var(--panel-radius);
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--surface) 92%, transparent),
    color-mix(in srgb, var(--surface-strong) 98%, transparent)
  );
  backdrop-filter: var(--panel-blur);
  box-shadow: var(--panel-shadow);
  transition:
    transform var(--duration-normal) var(--ease-standard),
    border-color var(--duration-normal) var(--ease-standard),
    box-shadow var(--duration-normal) var(--ease-standard),
    background-color var(--duration-normal) var(--ease-standard);
}

.glass-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(255, 255, 255, 0.1),
    transparent 32%,
    transparent 68%,
    rgba(255, 255, 255, 0.04)
  );
  pointer-events: none;
}

.glass-panel::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: calc(var(--panel-radius) - 2px);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.08),
    transparent 24%,
    transparent 76%,
    rgba(255, 255, 255, 0.03)
  );
  pointer-events: none;
}

.glass-panel:hover,
.glass-panel:focus-within {
  transform: translateY(-0.25rem);
  border-color: var(--surface-highlight);
  box-shadow: var(--shadow-lg);
}

.hero-meta {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.hero-chip {
  padding: var(--card-padding);
}

.hero-chip strong {
  display: block;
  margin-block: var(--space-2) var(--space-1);
  font-family: var(--font-display);
  font-size: var(--step-2);
  line-height: 1;
}

.hero-chip small {
  color: var(--text-muted);
}

.hero-stage {
  position: relative;
  min-height: 32rem;
  display: grid;
  align-items: center;
  isolation: isolate;
  padding: 2.5rem 1rem 4.5rem;
}

.hero-orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.06),
    transparent 68%
  );
  pointer-events: none;
}

.hero-orbit--one {
  top: 2rem;
  right: 10%;
  width: 10rem;
  height: 10rem;
}

.hero-orbit--two {
  left: 0;
  bottom: 3rem;
  width: 7rem;
  height: 7rem;
}

.stage-card {
  padding: var(--card-padding);
}

.stage-card--main {
  padding: var(--space-3);
  z-index: 1;
  width: min(25rem, calc(100% - 2rem));
  margin-inline: auto;
}

.phone-chrome {
  position: relative;
  border-radius: calc(var(--radius-xl) + 0.5rem);
  background: rgba(4, 9, 16, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: var(--space-3);
}

.phone-chrome__dots {
  display: flex;
  gap: 0.35rem;
  padding: 0 0 0.75rem 0.35rem;
}

.phone-chrome__dots span {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.phone-preview {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 9 / 19.5;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.04),
    rgba(255, 255, 255, 0.01)
  );
}

.phone-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.stage-card--floating,
.stage-card--stats,
.stage-card--rail {
  position: absolute;
  max-width: min(18rem, 72vw);
  z-index: 3;
}

.stage-card--floating {
  right: 0.75rem;
  top: 3%;
}

.stage-card--stats {
  left: 0.75rem;
  bottom: 14%;
}

.stage-card--rail {
  right: 1.5rem;
  bottom: 0.5rem;
}

.metric-kicker {
  display: inline-block;
  margin-bottom: var(--space-2);
  color: var(--text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stage-card strong,
.metric-card strong,
.pricing-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1;
}

.stat-inline {
  display: flex;
  align-items: end;
  gap: var(--space-2);
}

.stat-inline small,
.stage-card p,
.metric-card p,
.pricing-card__subline {
  color: var(--text-muted);
}

.section-heading {
  margin-bottom: var(--space-8);
}

.section-heading h2 {
  max-width: 18ch;
}

.metrics-grid,
.pricing-grid,
.bento-grid,
.insights-stack {
  display: grid;
  gap: var(--space-4);
}

.metric-card,
.pricing-card,
.story-card,
.details-card,
.horizontal-shell__intro,
.detail-rail,
.bento-card {
  padding: var(--card-padding);
}

.metric-card {
  min-height: 100%;
}

.metric-card__label,
.pricing-card__badge {
  display: inline-flex;
  padding: 0.45rem 0.7rem;
  margin-bottom: var(--space-4);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.bento-card {
  min-height: 17rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-4);
}

.bento-card--hero {
  min-height: 20rem;
}

.bento-card__icon,
.story-card h3::before {
  width: 3.15rem;
  height: 3.15rem;
  display: grid;
  place-items: center;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
}

.bento-card__icon svg {
  width: 1.35rem;
  height: 1.35rem;
  stroke: var(--accent-primary);
  stroke-width: 1.6;
}

.horizontal-shell {
  display: grid;
  gap: var(--space-4);
}

.horizontal-shell__intro {
  max-width: 30rem;
}

.horizontal-track {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  overflow-x: visible;
  overscroll-behavior-x: auto;
  scroll-snap-type: none;
  scroll-padding-inline: 0;
  padding: 0 0 var(--space-2);
}

.horizontal-track::-webkit-scrollbar {
  height: 0.5rem;
}

.horizontal-track::-webkit-scrollbar-thumb {
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.14);
}

.story-card {
  min-height: 16.5rem;
  scroll-snap-align: unset;
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--surface-strong) 96%, rgba(95, 224, 204, 0.08)),
    color-mix(in srgb, var(--surface) 92%, rgba(245, 208, 145, 0.06))
  );
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 18px 44px rgba(4, 11, 20, 0.22);
  padding: clamp(1.4rem, 2.4vw, 1.9rem);
}

.story-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 0.3rem;
  border-radius: var(--panel-radius) var(--panel-radius) 0 0;
  background: linear-gradient(
    90deg,
    var(--accent-secondary),
    var(--accent-primary),
    var(--accent-tertiary)
  );
  opacity: 0.9;
}

.story-card:nth-child(2) {
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--surface-strong) 96%, rgba(245, 208, 145, 0.1)),
    color-mix(in srgb, var(--surface) 92%, rgba(255, 154, 124, 0.08))
  );
}

.story-card:nth-child(3) {
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--surface-strong) 96%, rgba(255, 154, 124, 0.08)),
    color-mix(in srgb, var(--surface) 92%, rgba(95, 224, 204, 0.08))
  );
}

.story-card:nth-child(4) {
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--surface-strong) 96%, rgba(151, 255, 240, 0.08)),
    color-mix(in srgb, var(--surface) 92%, rgba(245, 208, 145, 0.08))
  );
}

.story-card h3 {
  display: grid;
  gap: var(--space-3);
  margin-top: 0;
  margin-bottom: var(--space-3);
}

.story-card h3::before {
  content: "";
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.18),
    rgba(255, 255, 255, 0.04)
  );
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.story-card:nth-child(1) h3::before {
  border-color: rgba(95, 224, 204, 0.28);
}

.story-card:nth-child(2) h3::before {
  border-color: rgba(245, 208, 145, 0.28);
}

.story-card:nth-child(3) h3::before {
  border-color: rgba(255, 154, 124, 0.28);
}

.story-card:nth-child(4) h3::before {
  border-color: rgba(151, 255, 240, 0.28);
}

.details-card img {
  border-radius: calc(var(--radius-lg) - 0.35rem);
  border: 1px solid var(--border);
  margin-bottom: var(--space-4);
}

.details-card__copy h3,
.detail-rail h3,
.pricing-card h3,
.metric-card h3,
.story-card h3,
.bento-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-1);
  letter-spacing: -0.03em;
}

.detail-rail {
  min-height: 100%;
}

.pricing-card {
  display: flex;
  flex-direction: column;
}

.pricing-card--featured {
  transform: translateY(-0.3rem);
  border-color: rgba(245, 208, 145, 0.28);
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--surface) 94%, rgba(245, 208, 145, 0.08)),
    color-mix(in srgb, var(--surface-strong) 99%, rgba(245, 208, 145, 0.02))
  );
}

.pricing-card__badge--featured {
  background: rgba(245, 208, 145, 0.18);
  color: var(--accent-primary);
}

.pricing-card header {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.pricing-card header p,
.pricing-card ul {
  margin: 0;
}

.pricing-card strong {
  margin-bottom: var(--space-4);
}

.pricing-card ul {
  display: grid;
  gap: var(--space-3);
}

.pricing-card .button {
  width: 100%;
  margin-top: auto;
}

.footer {
  padding: var(--space-10) 0 var(--space-8);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-top: 1px solid var(--border);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-brand img {
  border-radius: var(--radius-sm);
}

.footer-slogan {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.footer-links {
  display: flex;
  gap: var(--space-5);
  flex-wrap: wrap;
}

.footer-links a {
  position: relative;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--duration-fast) var(--ease-standard);
}

.footer-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-fast) var(--ease-standard);
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent-primary);
}

.footer-links a:hover::after,
.footer-links a:focus-visible::after {
  transform: scaleX(1);
}

html[dir="rtl"] body {
  text-align: right;
}

html[dir="rtl"] .header-inner,
html[dir="rtl"] .header-actions,
html[dir="rtl"] .hero-actions,
html[dir="rtl"] .footer-links,
html[dir="rtl"] .nav-logo {
  direction: rtl;
}

html[dir="rtl"] .trust-strip li,
html[dir="rtl"] .pricing-card li,
html[dir="rtl"] .insights-list li,
html[dir="rtl"] .stage-card__list li {
  padding-left: 0;
  padding-right: 1.3rem;
}

html[dir="rtl"] .trust-strip li::before,
html[dir="rtl"] .pricing-card li::before,
html[dir="rtl"] .insights-list li::before,
html[dir="rtl"] .stage-card__list li::before {
  left: auto;
  right: 0;
}

html[dir="rtl"] .header-nav a::after,
html[dir="rtl"] .footer-links a::after {
  left: auto;
  right: 0;
  transform-origin: right;
}

/* Deutscher Kommentar: Reveal-Animationen geben Sektionen beim Scrollen Tiefe und klare Staffelung. */
.reveal {
  opacity: 0;
  transform: translate3d(0, var(--reveal-distance), 0);
  transition:
    opacity var(--duration-slow) var(--ease-emphasized),
    transform var(--duration-slow) var(--ease-emphasized),
    filter var(--duration-slow) var(--ease-emphasized);
  filter: blur(0.3rem);
}

.reveal[data-reveal="fade-up"] {
  transform: translate3d(0, 1rem, 0);
}

.reveal[data-reveal="slide-up"] {
  transform: translate3d(0, 1.4rem, 0);
}

.reveal[data-reveal="scale-in"] {
  transform: translate3d(0, 0.8rem, 0) scale(0.96);
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  filter: blur(0);
}

/* Deutscher Kommentar: Listen erscheinen versetzt, damit Informationsblöcke ruhiger lesbar werden. */
.stagger-item {
  opacity: 0;
  transform: translate3d(0, 1rem, 0);
  transition:
    opacity var(--duration-slow) var(--ease-emphasized),
    transform var(--duration-slow) var(--ease-emphasized);
}

.stagger-item.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* Deutscher Kommentar: Sanfte Theme- und Panel-Transitions verstärken den Premium-Eindruck. */
@media (hover: hover) {
  .nav-logo:hover img,
  .nav-logo:focus-visible img {
    transform: rotate(-4deg) scale(1.03);
    transition: transform var(--duration-fast) var(--ease-standard);
  }
}

@media (min-width: 48rem) {
  .header-nav,
  .header-actions {
    display: flex;
    align-items: center;
  }

  .header-actions {
    gap: var(--space-3);
  }

  .header-nav {
    gap: var(--space-4);
    color: var(--text-secondary);
  }

  .nav-back {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    transition:
      color var(--duration-fast) var(--ease-standard),
      border-color var(--duration-fast) var(--ease-standard),
      background var(--duration-fast) var(--ease-standard);
  }

  .nav-back:hover,
  .nav-back:focus-visible {
    color: var(--text-primary);
    border-color: var(--border-strong);
    background: rgba(255, 255, 255, 0.08);
  }

  .header-nav a {
    position: relative;
    padding: 0.4rem 0;
    transition: color var(--duration-fast) var(--ease-standard);
  }

  .header-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--duration-fast) var(--ease-standard);
  }

  .header-nav a:hover,
  .header-nav a:focus-visible,
  .header-nav a[aria-current="true"] {
    color: var(--text-primary);
  }

  .header-nav a:hover::after,
  .header-nav a:focus-visible::after,
  .header-nav a[aria-current="true"]::after {
    transform: scaleX(1);
  }

  .hero-grid,
  .insights-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
  }

  .hero-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bento-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .bento-card {
    grid-column: span 4;
  }

  .bento-card--hero {
    grid-column: span 4;
    grid-row: span 1;
  }

  .bento-card--wide {
    grid-column: span 7;
  }

  .horizontal-shell {
    grid-template-columns: minmax(0, 0.28fr) minmax(0, 0.72fr);
    align-items: start;
  }

  .horizontal-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pricing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
  }
}

@media (min-width: 64rem) {
  .hero-stage {
    min-height: 38rem;
    padding-inline: 2rem;
  }

  .stage-card--main {
    width: min(27rem, calc(100% - 2.5rem));
  }

  .metrics-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .horizontal-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pricing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 47.99rem) {
  .section-shell::before {
    inset-inline: 0.5rem;
    width: auto;
  }

  .header-actions {
    display: grid;
    grid-template-columns: auto auto 1fr;
    align-items: center;
    justify-content: stretch;
    gap: var(--space-2);
    width: 100%;
  }

  .header-inner {
    flex-wrap: wrap;
  }

  .theme-toggle {
    margin-left: 0;
  }

  .header-actions .button--ghost {
    justify-self: end;
  }

  .hero-stage {
    min-height: 28rem;
    padding-bottom: 5rem;
  }

  .stage-card--main {
    width: min(21rem, calc(100% - 1.25rem));
  }

  .stage-card--floating,
  .stage-card--stats,
  .stage-card--rail {
    max-width: 14rem;
  }

  .stage-card--floating {
    top: auto;
    bottom: 7rem;
    right: 0.25rem;
  }

  .stage-card--stats {
    left: 0.25rem;
    bottom: 2.75rem;
  }

  .stage-card--rail {
    right: 0.25rem;
    bottom: 0.25rem;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  html[dir="rtl"] .theme-toggle {
    margin-right: 0;
  }
}

/* Deutscher Kommentar: Reduced Motion deaktiviert Bewegungen konsequent für barriereärmere Nutzung. */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
    scroll-behavior: auto !important;
  }

  .spotlight,
  .gradient-mesh,
  .hero-orbit {
    display: none;
  }

  .reveal,
  .stagger-item,
  .pricing-card--featured,
  .glass-panel:hover,
  .glass-panel:focus-within {
    opacity: 1;
    transform: none;
    filter: none;
  }
}