:root {
  --color-bg: #020817;
  --color-bg-alt: #020617;
  --color-surface: #02081f;
  --color-surface-alt: #020922;
  --color-accent: #14b8a6;
  --color-accent-soft: rgba(20, 184, 166, 0.2);
  --color-accent-strong: #22d3ee;
  --color-text: #f9fafb;
  --color-text-muted: #9ca3af;
  --color-border-subtle: rgba(148, 163, 184, 0.3);
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.9);
  --radius-lg: 18px;
  --radius-xl: 28px;
  --radius-pill: 999px;
  --nav-height: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'SF Pro Text',
    'Segoe UI', sans-serif;
  color: var(--color-text);
  background: radial-gradient(circle at 0% 0%, #0b1120 0, #020617 40%, #000 100%);
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

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

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

p {
  margin: 0 0 0.75rem;
  color: var(--color-text-muted);
}

h1,
h2,
h3 {
  margin: 0 0 0.75rem;
  letter-spacing: 0.03em;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.background-gradients {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 10% 0%, rgba(56, 189, 248, 0.16) 0, transparent 55%),
    radial-gradient(circle at 90% 10%, rgba(125, 211, 252, 0.1) 0, transparent 50%),
    radial-gradient(circle at 30% 90%, rgba(45, 212, 191, 0.14) 0, transparent 55%);
  opacity: 0.9;
  z-index: -3;
}

.bubble {
  position: fixed;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  box-shadow: 0 0 40px rgba(56, 189, 248, 0.15);
  backdrop-filter: blur(10px);
  background: radial-gradient(circle at 30% 20%, rgba(191, 219, 254, 0.4), transparent 60%),
    rgba(15, 23, 42, 0.32);
  opacity: 0.22;
  animation: float-bubble 24s ease-in-out infinite;
  z-index: -2;
}

.bubble-1 {
  width: 180px;
  height: 180px;
  top: 12%;
  left: 10%;
  animation-delay: 0s;
}

.bubble-2 {
  width: 220px;
  height: 220px;
  bottom: 8%;
  right: 8%;
  animation-delay: 6s;
}

.bubble-3 {
  width: 140px;
  height: 140px;
  bottom: 35%;
  left: 60%;
  animation-delay: 12s;
}

@keyframes float-bubble {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
    opacity: 0.16;
  }
  25% {
    transform: translate3d(8px, -20px, 0) scale(1.05);
    opacity: 0.3;
  }
  50% {
    transform: translate3d(-6px, -40px, 0) scale(1.02);
    opacity: 0.2;
  }
  75% {
    transform: translate3d(12px, -60px, 0) scale(1.06);
    opacity: 0.3;
  }
  100% {
    transform: translate3d(-4px, -80px, 0) scale(1);
    opacity: 0.16;
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px) saturate(160%);
  background: linear-gradient(
    to bottom,
    rgba(2, 6, 23, 0.95),
    rgba(2, 6, 23, 0.88),
    transparent
  );
  border-bottom: 1px solid rgba(15, 23, 42, 0.85);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 14px;
  background: radial-gradient(circle at 30% 10%, #22d3ee, #0f172a);
  box-shadow: 0 14px 30px rgba(8, 47, 73, 0.65);
  font-weight: 600;
  font-size: 0.95rem;
}

.logo-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 0.9rem;
  font-weight: 500;
}

.logo-subtitle {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

/* ─── NAV LINKS (Chrome-compatible fix) ─── */
.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  list-style: none !important;
  padding: 0;
  margin: 0;
}

.nav-links li {
  list-style: none;
}

.nav-links a {
  position: relative;
  display: inline-block;
  padding: 0.3rem 0.2rem 0.5rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: color 160ms ease, transform 160ms ease;
  overflow: visible;
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 1px;
  background: linear-gradient(to right, #22d3ee, #14b8a6);
  transform: scaleX(0);
  transform-origin: center center;
  transition: transform 160ms ease;
  display: block;
}

.nav-links a:hover {
  color: var(--color-text);
  transform: translateY(-1px);
}

.nav-links a.is-active {
  color: var(--color-text);
}

.nav-links a.is-active::after {
  transform: scaleX(1);
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.18), transparent 60%),
    rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(148, 163, 184, 0.4);
}

.lang-btn {
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 0.05rem 0.35rem 0.1rem;
  border-radius: 999px;
  transition: background 120ms ease, color 120ms ease;
}

.lang-btn.is-active {
  color: var(--color-accent-strong);
  background: rgba(15, 23, 42, 0.9);
}

.lang-divider {
  color: rgba(148, 163, 184, 0.8);
  font-size: 0.7rem;
}

.nav-toggle {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: radial-gradient(circle at 30% 0, rgba(148, 163, 184, 0.4), transparent 65%),
    rgba(15, 23, 42, 0.95);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-direction: column;
  padding: 0;
}

.nav-toggle span {
  width: 16px;
  height: 1.7px;
  border-radius: 999px;
  background: rgba(226, 232, 240, 0.9);
  transition: transform 200ms ease, opacity 200ms ease;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(3.4px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  transform: translateY(-3.4px) rotate(-45deg);
}

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  align-items: flex-start;
  padding: 3rem 0 3.5rem;
  overflow: hidden;
}

.hero-media {
  position: fixed;
  inset: 0;
  background-image: url('assets/hero/IMG_9604.PNG');
  background-size: cover;
  background-position: center 10%;
  z-index: -2;
}

.hero-media-layer {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(15, 23, 42, 0.65), rgba(15, 23, 42, 0.9)),
    radial-gradient(circle at 20% 10%, rgba(56, 189, 248, 0.3), transparent 60%);
}

.hero-content {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.hero-text {
  position: relative;
  max-width: 620px;
  padding: 2.25rem 1.75rem;
  border-radius: var(--radius-xl);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.32), transparent 55%),
    rgba(10, 19, 43, 0.92);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.4);
  backdrop-filter: blur(26px);
}

.hero-badge {
  position: relative;
  width: clamp(200px, 35vw, 300px);
  height: auto;
}

.hero-badge img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.hero-title {
  font-size: clamp(2.1rem, 3.1vw, 2.8rem);
  line-height: 1.1;
  margin-bottom: 0.7rem;
}

.hero-subtitle {
  font-size: 1rem;
  max-width: 30rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.6rem;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 140ms ease, box-shadow 160ms ease,
    background 140ms ease, border-color 160ms ease, color 120ms ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(to right, #22d3ee, #14b8a6);
  color: #020617;
  box-shadow: 0 18px 40px rgba(8, 47, 73, 0.65);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 55px rgba(8, 47, 73, 0.8);
}

.btn-ghost {
  background: rgba(15, 23, 42, 0.9);
  border-color: rgba(148, 163, 184, 0.55);
  color: var(--color-text);
}

.btn-ghost:hover {
  border-color: var(--color-accent);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.22), transparent 65%),
    rgba(15, 23, 42, 0.98);
  transform: translateY(-1px);
}

.btn.full-width {
  width: 100%;
}

/* ─── SECTIONS ─── */
.section {
  padding: 3rem 0 3.25rem;
  position: relative;
  scroll-margin-top: calc(var(--nav-height) + 12px);
}

.section::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: rgba(148, 163, 184, 0.18);
}

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

.section-header {
  margin-bottom: 1.5rem;
}

.section-header h2 {
  font-size: 1.4rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.section-intro {
  position: relative;
}

/* ─── SPACER after last section so it can scroll fully into view ─── */
main {
  padding-bottom: 60px;
}

main::after {
  content: '';
  display: block;
  height: 40vh;
}

/* ─── CARDS ─── */
.card-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.4rem;
}

.card {
  position: relative;
  padding: 1.25rem 1.3rem;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.12), transparent 55%),
    rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.2);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.85);
  overflow: hidden;
  transition: box-shadow 160ms ease, border-color 160ms ease,
    background 160ms ease;
}

.card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0 0, rgba(59, 130, 246, 0.35), transparent 60%);
  opacity: 0;
  transition: opacity 160ms ease;
  mix-blend-mode: screen;
  pointer-events: none;
}

.card:hover {
  border-color: rgba(148, 163, 184, 0.4);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.95);
}

.card:hover::after {
  opacity: 0.45;
}

.card-icon {
  width: 2.2rem;
  height: 2.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.9rem;
  background: rgba(15, 23, 42, 0.98);
  border: 1px solid rgba(148, 163, 184, 0.5);
  margin-bottom: 0.7rem;
}

.card h3 {
  font-size: 1rem;
}

/* ─── TRAINING ─── */
.training-layout {
  gap: 1.75rem;
}

.training-details {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.2rem;
}

.training-card {
  padding: 1.2rem 1.25rem;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.16), transparent 55%),
    rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(148, 163, 184, 0.4);
  box-shadow: 0 14px 35px rgba(15, 23, 42, 0.9);
}

.training-link {
  text-decoration: none;
  color: inherit;
  display: block;
  border-radius: var(--radius-lg);
  transition: transform 160ms ease;
}

.training-link:hover,
.training-link:focus-visible {
  transform: translateY(-2px);
}

.training-link:hover .training-card,
.training-link:focus-visible .training-card {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent), 0 14px 35px rgba(15, 23, 42, 0.9);
}

.training-link:focus-visible {
  outline: none;
}

/* Maps label at the bottom of each training card */
.training-maps-label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  opacity: 0.85;
  transition: opacity 160ms ease;
}

.training-link:hover .training-maps-label,
.training-link:focus-visible .training-maps-label {
  opacity: 1;
}

.training-card h3 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.training-subheading {
  margin-top: 0.8rem;
  margin-bottom: 0.25rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

.training-card ul {
  margin: 0.5rem 0 0;
  padding-left: 1.1rem;
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.training-card p {
  margin-top: 0.4rem;
}

.training-note {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ─── GALLERY ─── */

/* ── Mobile: single-photo slider ── */
.gallery-slider {
  position: relative;
  user-select: none;
}

.gallery-slider-track {
  aspect-ratio: 1 / 1;
  position: relative;
}

.gallery-slider-inner {
  display: contents;
}

.gallery-slider-inner .masonry-item {
  position: absolute;
  inset: 0;
  margin: 0;
  border: none;
  border-radius: 0;
  overflow: visible;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 300ms ease;
}

.gallery-slider-inner .masonry-item.is-active {
  opacity: 1;
  pointer-events: auto;
}

.gallery-slider-inner .masonry-item::after {
  display: none;
}

.gallery-slider-inner .masonry-item .img-wrap {
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  overflow: hidden;
  line-height: 0;
}

.gallery-slider-inner .masonry-item img {
  display: block;
  pointer-events: none;
}

/* arrow buttons */
.gallery-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(2, 8, 23, 0.75);
  backdrop-filter: blur(8px);
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease;
}

.gallery-arrow:hover {
  background: rgba(20, 184, 166, 0.25);
  border-color: var(--color-accent);
}

.gallery-arrow[hidden] {
  display: none;
}

.gallery-arrow-prev { left: -48px; }
.gallery-arrow-next { right: -48px; }

/* dot indicators */
.gallery-dots {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.75rem;
}

.gallery-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(148, 163, 184, 0.35);
  transition: background 200ms ease, transform 200ms ease;
}

.gallery-dot.is-active {
  background: var(--color-accent);
  transform: scale(1.3);
}

.gallery-scroll-wrap {
  position: relative;
  padding: 0 52px;
}

/* ── Desktop: collapsible masonry grid ── */
.masonry-grid {
  column-count: 1;
  column-gap: 0.9rem;
  width: 100%;
}

.masonry-item {
  display: inline-block;
  width: 100%;
  margin: 0 0 0.9rem;
  position: relative;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  break-inside: avoid;
}

.masonry-item img {
  display: block;
  width: 100%;
  height: auto;
  transform: scale(1) translateZ(0);
  transform-origin: center;
  transition: transform 220ms ease, filter 220ms ease;
}

.masonry-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 10%, rgba(56, 189, 248, 0.3), transparent 65%);
  opacity: 0;
  transition: opacity 220ms ease;
}

.masonry-item:hover img {
  transform: scale(1.06) translateZ(0);
}

.masonry-item:hover::after {
  opacity: 0.55;
}

/* Collapsed: switch to grid so items lay out horizontally (one per column) */
.masonry-grid.is-collapsed {
  display: grid;
  grid-template-columns: repeat(var(--gallery-cols, 1), minmax(0, 1fr));
  grid-auto-rows: auto;
  align-items: start;
  column-gap: 0.9rem;
  column-count: unset;
}

.masonry-grid.is-collapsed .masonry-item {
  display: block;
  width: 100%;
  margin-bottom: 0;
  aspect-ratio: 4 / 3;
}

.masonry-grid.is-collapsed .masonry-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.masonry-grid.is-collapsed .masonry-item.gallery-hidden {
  display: none;
}

/* expand/collapse toggle button */
.gallery-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1.1rem auto 0;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.9);
  color: var(--color-text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 160ms ease, color 160ms ease, background 160ms ease;
}

.gallery-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-text);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.18), transparent 65%),
    rgba(15, 23, 42, 0.98);
}

/* Sticky collapse button */
.gallery-toggle-fixed {
  display: none;
  position: sticky;
  bottom: calc(60px + 2.5rem);
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: rgba(10, 16, 38, 0.92);
  backdrop-filter: blur(14px);
  color: var(--color-text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  transition: border-color 160ms ease, color 160ms ease, background 160ms ease;
  margin-top: 1rem;
  width: fit-content;
}

.gallery-toggle-fixed.is-visible {
  display: flex;
}

.gallery-toggle-fixed:hover {
  border-color: var(--color-accent);
  color: var(--color-text);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.22), transparent 65%),
    rgba(10, 16, 38, 0.98);
}

.gallery-toggle svg {
  flex-shrink: 0;
  transition: transform 240ms ease;
}

.gallery-toggle.is-expanded svg {
  transform: rotate(180deg);
}

/* ─── VIDEOS ─── */
.video-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.6rem;
}

.video-card {
  padding: 1.25rem 1.25rem 1.35rem;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.16), transparent 55%),
    rgba(15, 23, 42, 0.96);
  border: 1px solid rgba(148, 163, 184, 0.42);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 1);
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 0.8rem;
  background: #020617;
}

.video-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* ─── CONTACT ─── */
.contact-layout {
  display: grid;
  gap: 2rem;
}

.contact-text {
  margin-top: 0.2rem;
}

.contact-email a {
  font-size: 1.05rem;
  color: var(--color-accent-strong);
}

/* ─── DOWNLOADS ─── */
.downloads .card-grid {
  margin-top: 1.5rem;
}

.download-card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.download-icon {
  width: 2.2rem;
  height: 2.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.9rem;
  background: rgba(15, 23, 42, 0.98);
  border: 1px solid rgba(148, 163, 184, 0.6);
}

/* ─── HAUPTVEREIN ─── */
.other-sports {
  text-align: left;
}

.other-sports .btn {
  margin-top: 1.3rem;
}

/* ─── IMPRESSUM ─── */
.impressum {
  padding-bottom: 3.5rem;
}

.impressum-main p {
  margin-bottom: 0.75rem;
}

.impressum-legal {
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.18), transparent 55%),
    rgba(15, 23, 42, 0.96);
  border: 1px solid rgba(148, 163, 184, 0.5);
  padding: 1.3rem 1.3rem 1.4rem;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 1);
}

.legal-block {
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.55);
  margin: 0 0 0.7rem;
  padding: 0.7rem 0.95rem;
}

.legal-block:last-child {
  margin-bottom: 0;
}

.legal-block summary {
  list-style: none;
  cursor: pointer;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text);
  position: relative;
}

.legal-block summary::-webkit-details-marker {
  display: none;
}

.legal-block summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 0;
  font-size: 1rem;
  color: var(--color-text-muted);
  transition: transform 140ms ease;
}

.legal-block[open] summary::after {
  transform: rotate(45deg);
}

.legal-content {
  margin-top: 0.65rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ─── FOOTER ─── */
/* Default (desktop): fixed to bottom */
.site-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 30;
  border-top: 1px solid rgba(148, 163, 184, 0.18);
  background: radial-gradient(circle at 10% 0, rgba(56, 189, 248, 0.12), transparent 60%),
    rgba(2, 6, 23, 0.96);
  backdrop-filter: blur(12px);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.25rem 1.4rem;
}

.footer-inner p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  gap: 0.85rem;
  font-size: 0.8rem;
}

.footer-links a {
  color: rgba(226, 232, 240, 0.95);
}

.footer-links a:hover {
  color: var(--color-accent-strong);
}

/* ─── LANGUAGE ─── */
.lang-de,
.lang-en {
  display: inline;
}

body.lang-de-active .lang-en {
  display: none;
}

body.lang-en-active .lang-de {
  display: none;
}

/* ─── REVEAL ANIMATION ─── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 360ms ease, transform 360ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1100px) {
  .masonry-item:hover img {
    transform: none;
  }

  .masonry-item:hover::after {
    opacity: 0;
  }

  .header-inner {
    gap: 0.6rem;
  }

  .logo-text {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: fixed;
    inset: var(--nav-height) 0 auto;
    padding: 0.9rem 1.25rem 1.25rem;
    flex-direction: column;
    align-items: flex-start;
    background: rgba(2, 6, 23, 0.98);
    border-bottom: 1px solid rgba(15, 23, 42, 0.95);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 200ms ease, opacity 200ms ease;
    z-index: 30;
  }

  .nav-links.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .section {
    padding: 2.25rem 0 2.5rem;
  }

  .hero {
    padding-top: 2.25rem;
    padding-bottom: 2.75rem;
  }

  .hero-content {
    flex-direction: column;
    align-items: center;
  }

  .hero-text {
    padding: 1.75rem 1.55rem;
    margin-top: 0.6rem;
  }

  .hero-badge {
    align-self: center;
    margin-top: 1rem;
    top: 0.9rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

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

  .training-details {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .contact-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-inner {
    flex-direction: row;
    align-items: center;
    padding: 0.65rem 1.25rem;
  }

  /* On mobile: show horizontal scroll, hide desktop masonry */
  .masonry-grid,
  .gallery-toggle,
  .gallery-toggle-fixed,
  .gallery-toggle-fixed.is-visible {
    display: none !important;
  }

  .gallery-scroll-wrap {
    display: block;
  }
}

/* ─── MOBILE LANDSCAPE: static footer ─── */
@media (max-width: 1100px) and (orientation: landscape) {
  /* Un-fix the footer so it no longer eats into the limited landscape height */
  .site-footer {
    position: static;
  }

  /* Remove the bottom padding that was reserved for the fixed bar */
  main {
    padding-bottom: 0;
  }

  /* Hide menu while scrolling down */
  .site-header {
    transform: translateY(0);
    transition: transform 300ms ease;
  }

  .site-header.is-hidden {
    transform: translateY(-100%);
  }
}

@media (min-width: 1101px) {
  /* On desktop: show masonry + toggle, hide mobile scroll */
  .gallery-scroll-wrap {
    display: none;
  }

  .masonry-grid,
  .gallery-toggle {
    display: block;
  }

  .gallery-toggle {
    display: flex;
  }
}

@media (min-width: 640px) {
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .masonry-grid {
    column-count: 2;
  }
}

@media (min-width: 768px) {
  .hero {
    padding-top: 3.5rem;
    padding-bottom: 4rem;
  }

  .hero-text {
    padding: 2.4rem 2.1rem 2.45rem;
  }

  .hero-title {
    font-size: clamp(2.4rem, 4vw, 3rem);
  }

  .training-layout {
    grid-template-columns: 1.2fr 1fr;
    align-items: flex-start;
  }

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

  .contact-layout {
    grid-template-columns: 0.95fr 1.05fr;
    align-items: flex-start;
  }

  .impressum-grid {
    grid-template-columns: 1.1fr 1.1fr;
  }
}

@media (min-width: 1024px) {
  .card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero {
    padding-top: 4rem;
    padding-bottom: 4.5rem;
  }

  .masonry-grid {
    column-count: 3;
  }
}

/* ─── ACTIVITIES ─── */
.activities-groups {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.activities-group-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
  margin: 0 0 0.75rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.activities-group-icon {
  font-size: 1rem;
  line-height: 1;
}

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

.activities-item {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  padding: 0.55rem 0;
  font-size: 0.975rem;
  color: var(--color-text);
  border-bottom: 1px solid rgba(148, 163, 184, 0.07);
}

.activities-item:last-child {
  border-bottom: none;
}

.activities-item::before {
  content: '';
  flex-shrink: 0;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.75;
  position: relative;
  top: -0.1em;
}

@media (min-width: 640px) {
  .activities-groups {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .activities-groups {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ─── LARGE SCREENS (1600px – 2559px) ─── */
@media (min-width: 1600px) {
  .container {
    max-width: 1440px;
  }

  .section {
    padding: 4rem 0 4.5rem;
  }

  .hero {
    padding-top: 5rem;
    padding-bottom: 5.5rem;
  }

  .hero-text {
    max-width: 680px;
    padding: 2.75rem 2.5rem;
  }

  .hero-title {
    font-size: clamp(2.8rem, 3vw, 3.4rem);
  }

  .hero-subtitle {
    font-size: 1.05rem;
  }

  .hero-badge {
    width: clamp(260px, 26vw, 380px);
  }

  .section-header h2 {
    font-size: 1.6rem;
  }

  .masonry-grid {
    column-count: 4;
  }

  .masonry-grid.is-collapsed {
    display: grid;
    column-count: unset;
    grid-auto-rows: auto;
    align-items: start;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .masonry-grid.is-collapsed .masonry-item {
    align-self: start;
    height: auto;
  }

  .training-card {
    padding: 1.75rem 1.9rem;
  }

  .video-card {
    padding: 1.6rem 1.6rem 1.75rem;
  }
}

/* ─── 2000px+: hero no longer needs to fill full viewport height ─── */
@media (min-width: 2000px) {
  .hero {
    min-height: unset;
    padding-bottom: 20vh;
  }
}

/* ─── 4K SCREENS (2560px+) ─── */
@media (min-width: 2560px) {
  :root {
    --nav-height: 88px;
  }

  .container {
    max-width: 2000px;
  }

  .section {
    padding: 6rem 0 6.5rem;
  }

  .hero {
    padding-top: 7rem;
    padding-bottom: 8rem;
  }

  .hero-content {
    gap: 5rem;
  }

  .hero-text {
    max-width: 900px;
    padding: 4rem 3.5rem;
    border-radius: 36px;
  }

  .hero-title {
    font-size: clamp(3.8rem, 3vw, 5rem);
    margin-bottom: 1.2rem;
  }

  .hero-subtitle {
    font-size: 1.35rem;
    line-height: 1.7;
  }

  .hero-actions {
    margin-top: 2.25rem;
    gap: 1.25rem;
  }

  .hero-badge {
    width: clamp(400px, 22vw, 600px);
  }

  .btn {
    padding: 1rem 2.25rem;
    font-size: 1.05rem;
  }

  .logo-mark {
    width: 52px;
    height: 52px;
    border-radius: 18px;
  }

  .logo-title {
    font-size: 1.15rem;
  }

  .logo-subtitle {
    font-size: 0.9rem;
  }

  .nav-links a {
    font-size: 1.05rem;
    padding: 0.4rem 0.3rem 0.65rem;
  }

  .lang-btn {
    font-size: 0.9rem;
  }

  .section-header h2 {
    font-size: 2rem;
    letter-spacing: 0.18em;
  }

  .section-intro {
    font-size: 1.15rem;
    line-height: 1.75;
  }

  .card {
    padding: 2rem 2.25rem;
    border-radius: 26px;
  }

  .card h3 {
    font-size: 1.2rem;
  }

  .card-grid {
    gap: 2rem;
  }

  .activities-item {
    font-size: 1.15rem;
    padding: 0.75rem 0;
  }

  .activities-group-title {
    font-size: 0.95rem;
  }

  .training-card {
    padding: 2.5rem 2.75rem;
    border-radius: 26px;
  }

  .training-card h3 {
    font-size: 1.1rem;
  }

  .training-card p,
  .training-card ul {
    font-size: 1.1rem;
  }

  .training-note {
    font-size: 1.05rem;
    margin-top: 2rem;
  }

  .masonry-grid {
    column-count: 5;
    column-gap: 1.4rem;
  }

  .masonry-grid.is-collapsed {
    display: grid;
    column-count: unset;
    grid-auto-rows: auto;
    align-items: start;
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .masonry-grid.is-collapsed .masonry-item {
    align-self: start;
    height: auto;
  }

  .masonry-item {
    margin-bottom: 1.4rem;
    border-radius: 26px;
  }

  .gallery-toggle,
  .gallery-toggle-fixed {
    font-size: 1rem;
    padding: 0.8rem 2rem;
  }

  .gallery-toggle-fixed {
    bottom: calc(80px + 1.5rem);
  }

  .video-grid {
    gap: 2.5rem;
  }

  .video-card {
    padding: 2rem 2rem 2.25rem;
    border-radius: 26px;
  }

  .contact-email a {
    font-size: 1.4rem;
  }

  .download-card {
    padding: 2rem 2.25rem;
  }

  .download-card h3 {
    font-size: 1.15rem;
  }

  .download-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 1.2rem;
  }

  .legal-block {
    padding: 1.1rem 1.5rem;
    border-radius: 20px;
  }

  .legal-block summary {
    font-size: 1rem;
  }

  .legal-content {
    font-size: 0.95rem;
    line-height: 1.75;
  }

  .footer-inner {
    padding: 2rem 2.5rem 2.25rem;
  }

  .footer-inner p,
  .footer-links {
    font-size: 0.95rem;
  }

  .bubble-1 { width: 320px; height: 320px; }
  .bubble-2 { width: 400px; height: 400px; }
  .bubble-3 { width: 260px; height: 260px; }
}