:root {
  color-scheme: light;
  --bg: #f4f9ff;
  --bg-elevated: rgba(255, 255, 255, 0.7);
  --bg-strong: #ffffff;
  --bg-soft: #eef5ff;
  --text: #11233f;
  --text-muted: #58708d;
  --border: rgba(113, 153, 197, 0.18);
  --shadow: 0 24px 60px rgba(13, 35, 65, 0.12);
  --shadow-soft: 0 16px 40px rgba(13, 35, 65, 0.08);
  --gradient: linear-gradient(135deg, #00c5c8 0%, #1788ff 52%, #6d5efc 100%);
  --gradient-soft: radial-gradient(circle at top left, rgba(0, 197, 200, 0.16), transparent 38%),
    radial-gradient(circle at top right, rgba(109, 94, 252, 0.16), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.94));
  --accent: #1788ff;
  --accent-strong: #6d5efc;
  --success: #00aa91;
  --max-width: 1200px;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --header-height: 88px;
  --transition: 220ms ease;
}

body[data-theme="dark"] {
  color-scheme: dark;
  --bg: #06111f;
  --bg-elevated: rgba(10, 22, 37, 0.72);
  --bg-strong: #0c1a2d;
  --bg-soft: #0a1727;
  --text: #e7f2ff;
  --text-muted: #8eaac7;
  --border: rgba(129, 170, 218, 0.16);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --shadow-soft: 0 16px 40px rgba(0, 0, 0, 0.28);
  --gradient-soft: radial-gradient(circle at top left, rgba(0, 197, 200, 0.18), transparent 34%),
    radial-gradient(circle at top right, rgba(109, 94, 252, 0.18), transparent 34%),
    linear-gradient(180deg, rgba(10, 22, 37, 0.9), rgba(10, 22, 37, 0.98));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background:
    radial-gradient(circle at top center, rgba(23, 136, 255, 0.1), transparent 26%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.32), rgba(255, 255, 255, 0)),
    var(--bg);
  color: var(--text);
  min-width: 320px;
  transition: background-color var(--transition), color var(--transition);
}

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

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

button,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.site-shell {
  position: relative;
  overflow: clip;
}

.site-shell::before,
.site-shell::after {
  content: "";
  position: fixed;
  inset: auto;
  width: 32rem;
  height: 32rem;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.24;
  pointer-events: none;
  z-index: -1;
}

.site-shell::before {
  top: -8rem;
  left: -10rem;
  background: rgba(0, 197, 200, 0.3);
}

.site-shell::after {
  top: 12rem;
  right: -12rem;
  background: rgba(109, 94, 252, 0.3);
}

.container {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(24px);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  min-height: var(--header-height);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 2.8rem;
  height: 2.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.36);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: var(--shadow-soft);
}

.brand-mark svg {
  width: 2rem;
  height: 2rem;
}

.nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
}

.nav a {
  position: relative;
  color: var(--text-muted);
  padding: 0.3rem 0;
  transition: color var(--transition);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.15rem;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: center;
  background: var(--gradient);
  transition: transform var(--transition);
}

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

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.language-switcher {
  position: relative;
}

.lang-trigger,
.theme-toggle,
.text-button {
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  backdrop-filter: blur(16px);
  transition: transform var(--transition), border-color var(--transition), background-color var(--transition);
}

.lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-width: 4.5rem;
  padding: 0.75rem 0.9rem;
  border-radius: 999px;
}

.lang-trigger svg {
  width: 1rem;
  height: 1rem;
}

.lang-menu {
  position: absolute;
  top: calc(100% + 0.6rem);
  right: 0;
  min-width: 5rem;
  padding: 0.45rem;
  display: grid;
  gap: 0.25rem;
  background: var(--bg-strong);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}

.language-switcher.open .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-menu button {
  border: 0;
  background: transparent;
  color: var(--text);
  text-align: left;
  padding: 0.6rem 0.75rem;
  border-radius: 12px;
}

.lang-menu button:hover,
.lang-menu button:focus-visible {
  background: var(--bg-soft);
}

.theme-toggle {
  width: 3rem;
  height: 3rem;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  position: relative;
}

.theme-icon {
  position: absolute;
  width: 1.2rem;
  height: 1.2rem;
  transition: opacity var(--transition), transform var(--transition);
}

body[data-theme="light"] .theme-icon.moon,
body:not([data-theme]) .theme-icon.moon {
  opacity: 1;
  transform: scale(1);
}

body[data-theme="light"] .theme-icon.sun,
body:not([data-theme]) .theme-icon.sun {
  opacity: 0;
  transform: scale(0.6);
}

body[data-theme="dark"] .theme-icon.moon {
  opacity: 0;
  transform: scale(0.6);
}

body[data-theme="dark"] .theme-icon.sun {
  opacity: 1;
  transform: scale(1);
}

.lang-trigger:hover,
.theme-toggle:hover,
.text-button:hover,
.button:hover {
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--bg-elevated);
  padding: 0.8rem 0.7rem;
  flex-direction: column;
  justify-content: space-between;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.hero,
.catalog-hero {
  position: relative;
  padding: clamp(2rem, 5vw, 4rem) 0 clamp(4rem, 7vw, 6rem);
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 22, 38, 0.18), rgba(8, 22, 38, 0.45)),
    url("../images/hero-radiotherapy.jpg") center/cover;
  clip-path: ellipse(78% 100% at 50% 0%);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, 420px);
  align-items: center;
  gap: clamp(2rem, 4vw, 3.5rem);
}

.hero-copy {
  padding: clamp(2rem, 4vw, 3rem) 0;
  min-width: 0;
  max-width: 42rem;
  position: relative;
  z-index: 1;
}

.hero-panel {
  width: 100%;
  justify-self: end;
  position: relative;
  z-index: 0;
  padding-top: clamp(2.5rem, 6vw, 4.5rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  font-weight: 700;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.8rem, 5vw, 5.2rem);
  line-height: 0.96;
  margin-bottom: 1.3rem;
}

h2 {
  font-size: clamp(2rem, 3vw, 3.2rem);
  line-height: 1.02;
  margin-bottom: 1rem;
}

.hero-copy h1 {
  max-width: 10.5ch;
}

.hero-text,
.catalog-intro,
.section-body p,
.benefit-card p,
.news-card p,
.cta-card p,
.footer p,
.filters-panel span,
.catalog-item p {
  color: var(--text-muted);
  line-height: 1.7;
}

.hero-actions,
.catalog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.button,
.text-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.4rem;
  padding: 0 1.35rem;
  border-radius: 999px;
  font-weight: 600;
}

.button-primary {
  color: white;
  background: var(--gradient);
  border: 0;
  box-shadow: 0 18px 30px rgba(23, 136, 255, 0.24);
}

.button-secondary {
  color: var(--text);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  backdrop-filter: blur(16px);
}

.hero-metrics {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin-top: 2.2rem;
}

.hero-metrics div {
  min-width: 9rem;
}

.hero-metrics strong {
  display: block;
  font-size: 1.8rem;
  margin-bottom: 0.25rem;
}

.hero-metrics span {
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.4;
}

.hero-copy,
.hero-copy .eyebrow,
.hero-copy h1,
.hero-copy .hero-text,
.hero-copy a {
  color: white;
}

.hero-card,
.filters-panel,
.benefit-card,
.news-card,
.partner-card,
.equipment-card,
.cta-card,
.catalog-item {
  background: var(--gradient-soft);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.glass-card {
  backdrop-filter: blur(24px);
  border-radius: var(--radius-lg);
}

.hero-card {
  overflow: hidden;
}

.hero-card-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.hero-card-image img,
.hero-card-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-card-content {
  padding: 1.5rem;
}

.hero-card-content h2 {
  font-size: clamp(1.5rem, 2vw, 2.1rem);
  max-width: 100%;
}

.chip {
  display: inline-flex;
  padding: 0.42rem 0.8rem;
  margin-bottom: 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
}

.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 2rem;
  align-items: start;
}

.section-heading.center {
  text-align: center;
}

.section-heading.center h2 {
  margin-inline: auto;
}

.partners-grid,
.benefit-grid,
.news-grid,
.category-grid,
.catalog-grid {
  display: grid;
  gap: 1.5rem;
}

.partners-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2.5rem;
}

.partner-card {
  min-height: 12rem;
  border-radius: 24px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.partner-logo {
  width: min(100%, 16rem);
}

.partner-logo svg {
  width: 100%;
  height: auto;
  display: block;
}

.partner-link {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
  transition: color var(--transition);
}

.partner-link:hover,
.partner-link:focus-visible {
  color: var(--accent);
}

.siemens-word,
.healthineers-word,
.varian-word,
.iba-word {
  font-family: "Inter", sans-serif;
  letter-spacing: 0;
}

.siemens-word {
  fill: #00c5c8;
  font-size: 34px;
  font-weight: 800;
}

.healthineers-word {
  fill: var(--text);
  font-size: 26px;
  font-weight: 600;
}

.healthineers-orange {
  fill: #f28c28;
}

.healthineers-teal {
  fill: #00c5c8;
}

.varian-circle {
  fill: none;
  stroke: #00a8b5;
  stroke-width: 6;
}

.varian-cross {
  fill: none;
  stroke: #00a8b5;
  stroke-width: 6;
  stroke-linecap: round;
}

.varian-word {
  fill: var(--text);
  font-size: 34px;
  font-weight: 700;
}

.iba-ring {
  fill: none;
  stroke: #1b66d1;
  stroke-width: 6;
}

.iba-core {
  fill: #1b66d1;
}

.iba-word {
  fill: #1b66d1;
  font-size: 40px;
  font-weight: 800;
}

.equipment-card {
  overflow: hidden;
  border-radius: 24px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.equipment-card-media,
.catalog-item-media {
  aspect-ratio: 1 / 1;
  overflow: hidden;
}

.equipment-card img,
.catalog-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.equipment-card-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 1.3rem 1.4rem;
}

.equipment-card-body h3,
.benefit-card h3,
.news-card h3,
.catalog-item h3 {
  font-size: 1.2rem;
  margin-bottom: 0.65rem;
}

.text-link {
  color: var(--accent);
  font-weight: 700;
}

.category-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2.5rem;
}

.benefit-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 2.5rem;
}

.benefit-card,
.news-card {
  padding: 1.7rem;
  border-radius: 24px;
}

.icon-circle {
  width: 3.2rem;
  height: 3.2rem;
  display: grid;
  place-items: center;
  border-radius: 18px;
  margin-bottom: 1.2rem;
  background: rgba(255, 255, 255, 0.28);
  color: var(--accent);
}

.icon-circle svg {
  width: 1.4rem;
  height: 1.4rem;
}

.news-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2.5rem;
}

.news-card time {
  display: inline-flex;
  margin-bottom: 1rem;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 600;
}

.cta-card {
  border-radius: 28px;
  padding: clamp(2rem, 4vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.footer {
  padding: 3rem 0 1rem;
  background: rgba(6, 17, 31, 0.04);
  border-top: 1px solid var(--border);
}

body[data-theme="dark"] .footer {
  background: rgba(0, 0, 0, 0.14);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2rem;
}

.footer-brand {
  font-size: 1.5rem;
}

.footer-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.65rem;
  color: var(--text-muted);
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
}

.catalog-page main {
  padding-top: 1rem;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.filters-panel {
  padding: 1.4rem;
  position: sticky;
  top: calc(var(--header-height) + 1rem);
}

.filters-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  margin-bottom: 1.2rem;
}

.filters-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.5rem;
}

.filters-footer .text-button {
  width: auto;
  flex: 0 0 auto;
  min-height: 2.8rem;
  padding-inline: 1rem;
}

.filters-panel label {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 1rem;
}

.filters-panel select {
  min-height: 3.2rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--bg-strong);
  color: var(--text);
  padding: 0 1rem;
}

.catalog-toolbar {
  margin-bottom: 1rem;
}

.catalog-count {
  margin: 0;
  color: var(--text-muted);
}

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

.catalog-item {
  overflow: hidden;
  border-radius: 24px;
  display: grid;
}

.catalog-item-body {
  padding: 1.4rem;
}

.catalog-item-empty {
  grid-column: 1 / -1;
}

.catalog-meta {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.catalog-meta span {
  display: inline-flex;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
  color: var(--text);
  font-size: 0.84rem;
}

.catalog-actions {
  margin-top: 1.8rem;
  justify-content: center;
}

.catalog-sentinel {
  width: 100%;
  height: 1px;
  margin-top: 1rem;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

.partner-card:hover,
.equipment-card:hover,
.benefit-card:hover,
.news-card:hover,
.catalog-item:hover,
.cta-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 70px rgba(13, 35, 65, 0.16);
}

body[data-theme="dark"] .partner-card:hover,
body[data-theme="dark"] .equipment-card:hover,
body[data-theme="dark"] .benefit-card:hover,
body[data-theme="dark"] .news-card:hover,
body[data-theme="dark"] .catalog-item:hover,
body[data-theme="dark"] .cta-card:hover {
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.32);
}

@media (max-width: 1080px) {
  .hero-grid,
  .split-section,
  .catalog-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

  .category-grid,
  .news-grid,
  .partners-grid,
  .catalog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .filters-panel {
    position: static;
  }

  .hero-panel {
    padding-top: 0;
  }
}

@media (max-width: 860px) {
  .nav-wrap {
    grid-template-columns: auto auto auto;
  }

  .menu-toggle {
    display: inline-flex;
    justify-self: end;
  }

  .nav {
    position: absolute;
    top: calc(100% + 0.75rem);
    left: 1rem;
    right: 1rem;
    display: grid;
    gap: 0;
    justify-content: stretch;
    padding: 0.65rem;
    background: var(--bg-strong);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow-soft);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  }

  .nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav a {
    padding: 0.9rem 1rem;
    border-radius: 16px;
  }

  .nav a:hover,
  .nav a:focus-visible {
    background: var(--bg-soft);
  }

  .nav a::after {
    display: none;
  }

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

@media (max-width: 720px) {
  :root {
    --header-height: 78px;
  }

  .header-actions {
    gap: 0.5rem;
  }

  .brand-text {
    display: none;
  }

  .hero-copy {
    padding-top: 1rem;
  }

  .hero-copy h1 {
    max-width: 12ch;
  }

  .hero-metrics,
  .cta-card,
  .equipment-card-body {
    flex-direction: column;
    align-items: flex-start;
  }

  .category-grid,
  .benefit-grid,
  .news-grid,
  .partners-grid,
  .catalog-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(calc(100% - 1.2rem), var(--max-width));
  }

  .lang-trigger {
    min-width: 4rem;
    padding-inline: 0.75rem;
  }

  .theme-toggle {
    width: 2.8rem;
    height: 2.8rem;
  }

  .button,
  .text-button {
    width: 100%;
  }
}