:root {
  --blue: #0187cb;
  --blue-dark: #075074;
  --blue-soft: #e8f6fc;
  --green: #4caf2c;
  --red: #bd1e22;
  --yellow: #ffcc00;
  --ink: #20313a;
  --muted: #5b6a72;
  --line: #dbe4e8;
  --paper: #ffffff;
  --wash: #f4f8fa;
  --shadow: 0 18px 44px rgba(15, 54, 74, 0.11);
  --radius: 1.25rem;
  --content: 74rem;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 8.5rem;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--blue-dark);
  text-decoration-thickness: 0.09em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--red);
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

.skip-link {
  position: fixed;
  z-index: 999;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  color: #fff;
  background: var(--ink);
  border-radius: 0.5rem;
  transform: translateY(-180%);
}

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

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(219, 228, 232, 0.95);
  backdrop-filter: blur(14px);
}

.header-inner {
  width: min(calc(100% - 2rem), var(--content));
  min-height: 7.25rem;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  flex: 0 0 auto;
  text-decoration: none;
}

.brand img {
  width: 9.7rem;
  max-height: 6.7rem;
  object-fit: contain;
}

.nav-toggle {
  display: none;
  width: 3rem;
  height: 3rem;
  padding: 0.7rem;
  color: var(--blue-dark);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 0.28rem 0;
  background: currentColor;
  border-radius: 99px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.main-nav a {
  padding: 0.65rem 0.66rem;
  color: var(--ink);
  font-size: 0.91rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 0.65rem;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--blue-dark);
  background: var(--blue-soft);
}

.main-nav .nav-cta {
  margin-left: 0.35rem;
  color: #fff;
  background: var(--blue-dark);
}

.main-nav .nav-cta:hover {
  color: #fff;
  background: var(--red);
}

.section {
  padding: clamp(4.25rem, 8vw, 7.5rem) 0;
}

.section-compact {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.section-wash {
  background: var(--wash);
}

.container {
  width: min(calc(100% - 2rem), var(--content));
  margin-inline: auto;
}

.narrow {
  width: min(calc(100% - 2rem), 52rem);
  margin-inline: auto;
}

.eyebrow {
  margin: 0 0 0.7rem;
  color: var(--blue-dark);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4 {
  margin-top: 0;
  line-height: 1.16;
  text-wrap: balance;
}

h1 {
  margin-bottom: 1.35rem;
  font-size: clamp(2.85rem, 7vw, 5.9rem);
  letter-spacing: -0.052em;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4.2vw, 3.55rem);
  letter-spacing: -0.035em;
}

h3 {
  margin-bottom: 0.65rem;
  font-size: clamp(1.22rem, 2.1vw, 1.55rem);
  letter-spacing: -0.018em;
}

p {
  margin-top: 0;
}

.lead {
  max-width: 47rem;
  margin-bottom: 1.6rem;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.8vw, 1.32rem);
}

.section-head {
  max-width: 53rem;
  margin-bottom: 2.4rem;
}

.section-head p:last-child {
  margin-bottom: 0;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(3.4rem, 7vw, 7.4rem) 0 clamp(4.5rem, 8vw, 7.5rem);
  background:
    radial-gradient(circle at 84% 18%, rgba(255, 204, 0, 0.2), transparent 22rem),
    radial-gradient(circle at 7% 84%, rgba(76, 175, 44, 0.12), transparent 25rem),
    linear-gradient(145deg, #fff 0%, #f4fbfe 62%, #e9f7fc 100%);
}

.hero::after {
  content: "";
  position: absolute;
  right: -8rem;
  bottom: -9rem;
  width: 24rem;
  height: 24rem;
  border: 3rem solid rgba(1, 135, 203, 0.06);
  border-radius: 50%;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(20rem, 0.96fr);
  align-items: center;
  gap: clamp(2.2rem, 6vw, 5.75rem);
}

.hero h1 span {
  display: block;
  color: var(--blue);
}

.hero-copy {
  max-width: 42rem;
}

.hero-art {
  position: relative;
  justify-self: end;
}

.hero-art img {
  width: min(100%, 35rem);
  aspect-ratio: 1;
  object-fit: contain;
  filter: drop-shadow(0 24px 34px rgba(8, 61, 88, 0.14));
}

.hero-status {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 1.7rem;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 650;
}

.hero-status::before {
  content: "";
  width: 0.62rem;
  height: 0.62rem;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 0 0.3rem rgba(76, 175, 44, 0.14);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.8rem;
}

.button {
  display: inline-flex;
  min-height: 3.05rem;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.78rem 1.18rem;
  color: #fff;
  background: var(--blue-dark);
  border: 2px solid var(--blue-dark);
  border-radius: 0.78rem;
  font-weight: 800;
  text-align: center;
  text-decoration: none;
  box-shadow: 0 8px 18px rgba(7, 80, 116, 0.16);
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
  box-shadow: 0 12px 22px rgba(189, 30, 34, 0.18);
  transform: translateY(-2px);
}

.button-secondary {
  color: var(--blue-dark);
  background: transparent;
  box-shadow: none;
}

.button-secondary:hover {
  color: #fff;
}

.facts {
  position: relative;
  z-index: 2;
  margin-top: -2.4rem;
}

.facts-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.fact {
  min-height: 8.1rem;
  padding: 1.4rem;
  display: grid;
  align-content: center;
  text-align: center;
}

.fact + .fact {
  border-left: 1px solid var(--line);
}

.fact strong {
  color: var(--blue-dark);
  font-size: clamp(1.7rem, 4vw, 2.45rem);
  line-height: 1;
}

.fact span {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.89rem;
  font-weight: 680;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.card-grid-spaced {
  margin-top: 1.25rem;
}

.card {
  position: relative;
  overflow: hidden;
  padding: 1.55rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(15, 54, 74, 0.06);
}

.card p:last-child {
  margin-bottom: 0;
}

.card-date {
  display: inline-block;
  margin-bottom: 0.95rem;
  padding: 0.34rem 0.6rem;
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-radius: 0.45rem;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.025em;
}

.card-link {
  display: inline-flex;
  margin-top: 0.35rem;
  font-weight: 800;
}

.event-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1.25rem;
}

.event-feature {
  padding: clamp(1.55rem, 4vw, 2.5rem);
  color: #fff;
  background:
    linear-gradient(120deg, rgba(7, 80, 116, 0.96), rgba(1, 135, 203, 0.87)),
    url("../images/drei-bruecken-lauf.jpg") center / cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.event-feature .card-date {
  color: var(--ink);
  background: var(--yellow);
}

.event-feature p {
  max-width: 41rem;
}

.event-list {
  display: grid;
  gap: 0.75rem;
}

.event-row {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 1rem;
  padding: 1.1rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
}

.event-row time {
  color: var(--blue-dark);
  font-weight: 900;
}

.event-row h3 {
  margin-bottom: 0.25rem;
  font-size: 1.02rem;
}

.event-row p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.91rem;
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.9rem;
}

.partner-card {
  position: relative;
  min-height: 20rem;
  overflow: hidden;
  color: #fff;
  background: var(--blue-dark);
  border-radius: var(--radius);
  box-shadow: 0 12px 30px rgba(15, 54, 74, 0.13);
}

.partner-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.82;
  transition: transform 300ms ease, opacity 300ms ease;
}

.partner-card:hover img {
  opacity: 0.66;
  transform: scale(1.035);
}

.partner-card-content {
  position: absolute;
  inset: auto 0 0;
  padding: 2.8rem 1.15rem 1.15rem;
  background: linear-gradient(transparent, rgba(15, 38, 50, 0.93));
}

.partner-card h3 {
  margin-bottom: 0.15rem;
  font-size: 1.38rem;
}

.partner-card p {
  margin: 0;
  font-size: 0.84rem;
}

.partner-card-mtskheta {
  display: grid;
  align-items: end;
  padding: 1.15rem;
  background:
    linear-gradient(150deg, rgba(255, 204, 0, 0.93), rgba(189, 30, 34, 0.92)),
    url("../images/bruecke-mosaik.jpg") center / cover;
}

.partner-card-mtskheta .partner-card-content {
  position: static;
  margin: -1.15rem;
  padding: 7rem 1.15rem 1.15rem;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.project {
  display: grid;
  grid-template-columns: 5.25rem 1fr;
  gap: 1.15rem;
  padding: 1.55rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.project-number {
  display: grid;
  width: 5.25rem;
  height: 5.25rem;
  place-items: center;
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-radius: 1.2rem;
  font-size: 1.45rem;
  font-weight: 900;
}

.project p {
  margin-bottom: 0;
  color: var(--muted);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-rows: 14rem;
  gap: 0.9rem;
}

.media-tile {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
}

.media-tile:nth-child(1) {
  grid-column: span 7;
  grid-row: span 2;
}

.media-tile:nth-child(2),
.media-tile:nth-child(3) {
  grid-column: span 5;
}

.media-tile:nth-child(4),
.media-tile:nth-child(5),
.media-tile:nth-child(6) {
  grid-column: span 4;
}

.media-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-caption {
  position: absolute;
  inset: auto 0 0;
  padding: 2.8rem 1rem 0.8rem;
  color: #fff;
  background: linear-gradient(transparent, rgba(10, 32, 43, 0.88));
  font-size: 0.84rem;
  font-weight: 700;
}

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: start;
  gap: clamp(2rem, 6vw, 5rem);
}

.about-visual {
  position: sticky;
  top: 9.5rem;
  padding: 1.4rem;
  background: var(--blue-soft);
  border-radius: var(--radius);
}

.about-visual img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.board-member {
  padding: 1rem;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 0.32rem solid var(--blue);
  border-radius: 0.75rem;
}

.board-member strong,
.board-member span {
  display: block;
}

.board-member span {
  color: var(--muted);
  font-size: 0.86rem;
}

.join {
  color: #fff;
  background:
    radial-gradient(circle at 90% 20%, rgba(255, 204, 0, 0.25), transparent 18rem),
    linear-gradient(135deg, #074f73, #0187cb);
}

.join-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  align-items: center;
  gap: 2rem;
}

.join .eyebrow,
.join .lead {
  color: #fff;
}

.join-card {
  padding: 1.5rem;
  color: var(--ink);
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.join-card ul {
  margin: 0;
  padding-left: 1.15rem;
}

.join .button {
  color: var(--ink);
  background: var(--yellow);
  border-color: var(--yellow);
}

.join .button:hover {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 1.25rem;
}

.contact-card {
  padding: clamp(1.5rem, 4vw, 2.4rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 34px rgba(15, 54, 74, 0.07);
}

.contact-list {
  display: grid;
  gap: 0.85rem;
  margin: 1.5rem 0 0;
}

.contact-item {
  padding: 0.9rem 1rem;
  background: var(--wash);
  border-radius: 0.75rem;
}

.contact-item span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.contact-item a,
.contact-item strong {
  font-size: 1.03rem;
  overflow-wrap: anywhere;
}

.press-links {
  display: grid;
  gap: 0.7rem;
}

.press-link {
  display: block;
  padding: 0.9rem 1rem;
  color: var(--ink);
  background: var(--wash);
  border-radius: 0.75rem;
  font-weight: 750;
  text-decoration: none;
}

.press-link:hover {
  color: var(--blue-dark);
  background: var(--blue-soft);
}

.site-footer {
  padding: 3.2rem 0 1.3rem;
  color: #dbeef6;
  background: #112e3d;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 2rem;
}

.footer-brand img {
  width: 8.5rem;
  margin-bottom: 1rem;
  padding: 0.45rem;
  background: #fff;
  border-radius: 0.65rem;
}

.footer-brand p {
  max-width: 28rem;
}

.site-footer h2 {
  margin-bottom: 0.85rem;
  color: #fff;
  font-size: 1rem;
  letter-spacing: 0;
}

.footer-links {
  display: grid;
  gap: 0.42rem;
}

.site-footer a {
  color: #dbeef6;
}

.site-footer a:hover {
  color: var(--yellow);
}

.footer-bottom {
  margin-top: 2.5rem;
  padding-top: 1.1rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: #a9c4d1;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.82rem;
}

.footer-bottom p {
  margin: 0;
}

.page-hero {
  padding: clamp(3.5rem, 8vw, 6.5rem) 0;
  background:
    radial-gradient(circle at 88% 20%, rgba(255, 204, 0, 0.18), transparent 19rem),
    var(--blue-soft);
}

.page-hero h1 {
  max-width: 58rem;
  font-size: clamp(2.7rem, 6vw, 4.9rem);
}

.legal {
  padding: clamp(3rem, 7vw, 6rem) 0;
}

.legal h2 {
  margin-top: 2.5rem;
  font-size: 1.65rem;
}

.legal h3 {
  margin-top: 1.8rem;
  font-size: 1.2rem;
}

.legal address {
  font-style: normal;
}

.legal-note {
  padding: 1rem 1.2rem;
  background: var(--blue-soft);
  border-left: 0.3rem solid var(--blue);
  border-radius: 0.6rem;
}

.simple-header {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.simple-header a {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-weight: 800;
  text-decoration: none;
}

.simple-header img {
  width: 7.2rem;
}

.redirect {
  min-height: 70vh;
  display: grid;
  place-items: center;
  text-align: center;
}

.redirect-card {
  max-width: 36rem;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

@media (max-width: 68rem) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 1rem;
    left: 1rem;
    display: none;
    padding: 0.8rem;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 0 0 1rem 1rem;
    box-shadow: var(--shadow);
  }

  .main-nav[data-open="true"] {
    display: flex;
  }

  .main-nav a {
    padding: 0.82rem 0.95rem;
  }

  .main-nav .nav-cta {
    margin: 0.35rem 0 0;
    text-align: center;
  }

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

  .header-inner {
    min-height: 6.25rem;
  }

  .brand img {
    width: 8rem;
    max-height: 5.7rem;
  }
}

@media (max-width: 52rem) {
  .hero-grid,
  .event-grid,
  .about-grid,
  .join-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-art {
    justify-self: center;
  }

  .hero-art img {
    width: min(100%, 30rem);
  }

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

  .fact:nth-child(3) {
    border-left: 0;
  }

  .fact:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

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

  .about-visual {
    position: static;
    max-width: 25rem;
  }

  .media-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 15rem;
  }

  .media-tile:nth-child(n) {
    grid-column: span 1;
    grid-row: span 1;
  }

  .media-tile:nth-child(1) {
    grid-column: span 2;
    grid-row: span 2;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 38rem) {
  html {
    scroll-padding-top: 7rem;
  }

  .section {
    padding-block: 4rem;
  }

  h1 {
    font-size: clamp(2.55rem, 15vw, 4rem);
  }

  .card-grid,
  .partner-grid,
  .project-grid,
  .board-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .facts-grid {
    grid-template-columns: 1fr;
  }

  .fact + .fact {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .event-row {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .project {
    grid-template-columns: 1fr;
  }

  .project-number {
    width: 4rem;
    height: 4rem;
  }

  .media-grid {
    display: grid;
    grid-template-columns: 1fr;
  }

  .media-tile:nth-child(n) {
    grid-column: auto;
    grid-row: auto;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}