:root {
  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --header-gradient: linear-gradient(135deg, #041026 0%, #0a1f3f 45%, #0d2c5f 100%);
  --color-text: #0f172a;
  --color-text-muted: #4b5563;
  --color-light: #f6f8fb;
  --color-muted: #eef1f7;
  --color-white: #ffffff;
  --color-primary: #0a6aff;
  --color-primary-dark: #084bb8;
  --color-outline: rgba(148, 163, 184, 0.2);
  --shadow-soft: 0 24px 60px rgba(15, 23, 42, 0.18);
  --shadow-hero: 0 32px 80px rgba(6, 20, 48, 0.5);
  --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-panel-bg: rgba(4, 16, 38, 0.92);
  --nav-panel-border: rgba(255, 255, 255, 0.16);
  --nav-panel-radius: 22px;
  --nav-panel-padding: 1.25rem;
  --nav-panel-shadow: 0 24px 48px rgba(6, 17, 34, 0.35);
  --nav-panel-blur: 20px;
  --nav-sticky-bg: rgba(4, 16, 38, 0.9);
  --page-max: 1100px;
  --page-gutter: 24px;
  --card-radius: 16px;
  --card-padding: 32px;
  --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

@media (max-width: 640px) {
  :root {
    --page-gutter: 20px;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  background: var(--color-light);
  color: var(--color-text);
  line-height: 1.6;
  letter-spacing: -0.01em;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base);
}

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

body.nav-open {
  overflow: hidden;
  touch-action: none;
}

.container {
  max-width: 1100px;
}

.section-container,
.section--awards .section-container {
  width: min(var(--page-max), 100%);
  margin: 0 auto;
  padding: 0 var(--page-gutter);
}

.site-header {
  background: var(--header-gradient);
  color: #fff;
  padding-bottom: 3rem;
  position: relative;
  z-index: 2;
}

.main-nav {
  position: sticky;
  top: 0;
  inset-inline: 0;
  padding: 1rem 0;
  background: var(--nav-sticky-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 18px 48px rgba(4, 16, 38, 0.35);
  z-index: 60;
}

.main-nav .nav-container {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 1.5rem;
  position: relative;
  min-height: 56px;
}

.brand {
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.92);
  order: 0;
  flex-shrink: 0;
}

.main-nav .nav-container > .nav-links {
  order: 1;
  flex: 1 1 auto;
  justify-content: flex-start;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
  position: relative;
}

.main-nav .nav-container > .nav-links::-webkit-scrollbar {
  height: 4px;
}

.main-nav .nav-container > .nav-links::-webkit-scrollbar-track {
  background: transparent;
}

.main-nav .nav-container > .nav-links::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.25);
  border-radius: 999px;
}

.main-nav .nav-container > .nav-links::before,
.main-nav .nav-container > .nav-links::after {
  content: '';
  position: sticky;
  top: 0;
  height: 100%;
  width: 24px;
  pointer-events: none;
  flex: 0 0 24px;
  z-index: 4;
}

.main-nav .nav-container > .nav-links::before {
  left: 0;
  background: linear-gradient(90deg, rgba(4, 16, 38, 0.9), transparent);
}

.main-nav .nav-container > .nav-links::after {
  right: 0;
  background: linear-gradient(270deg, rgba(4, 16, 38, 0.9), transparent);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  padding: 0.25rem;
  order: 2;
  flex-shrink: 0;
  margin-left: auto;
  white-space: nowrap;
}

.language-switcher .btn-lang {
  border: none;
  background: transparent;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
  font-size: 0.8rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  transition: background var(--transition-base), color var(--transition-base);
  cursor: pointer;
}

.language-switcher .btn-lang.active,
.language-switcher .btn-lang:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.nav-toggle {
  display: none;
  border: none;
  background: transparent;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  color: rgba(255, 255, 255, 0.85);
  order: 3;
  flex-shrink: 0;
}

.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  position: relative;
}

.nav-toggle-icon::before {
  top: -6px;
}

.nav-toggle-icon::after {
  top: 6px;
}

.nav-toggle:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.85);
  outline-offset: 3px;
}

.nav-toggle.is-active .nav-toggle-icon {
  background: transparent;
}

.nav-toggle.is-active .nav-toggle-icon::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle.is-active .nav-toggle-icon::after {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-links {
  display: flex;
  gap: clamp(1rem, 2vw, 1.6rem);
  justify-content: flex-start;
  flex-wrap: nowrap;
  min-width: 0;
  max-width: 100%;
  flex: 1;
  position: relative;
  z-index: 3;
  padding-bottom: 0.25rem;
  will-change: transform, opacity;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  font-weight: 600;
  transition: background var(--transition-base), color var(--transition-base);
  white-space: nowrap;
  scroll-snap-align: start;
}

.nav-links a.active,
.nav-links a:hover {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

.nav-links a.active {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.24);
}

.nav-links a:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.85);
  outline-offset: 3px;
}

.floating-nav {
  display: none;
}

.hero {
  margin: 0 auto 0;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.04);
  padding: clamp(2.5rem, 3.5vw, 3.5rem);
  box-shadow: var(--shadow-hero);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 12px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2.5rem;
  grid-template-columns: minmax(320px, 1fr) minmax(420px, 1.25fr);
  align-items: center;
}

.hero-grid.reverse .hero-copy {
  order: 2;
}

.hero-grid.reverse .hero-media {
  order: 1;
}

.hero-copy {
  display: grid;
  gap: 1.25rem;
}

.hero-pretitle {
  margin: 0;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.6);
}

.hero-headline {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 3.1rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.hero-subheadline {
  margin: 0;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.75);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-actions .btn {
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding-inline: clamp(1.4rem, 5vw, 1.9rem);
  min-width: clamp(11rem, 48vw, 15rem);
  flex: 1 1 clamp(11rem, 48vw, 15rem);
  text-align: center;
}

.hero-actions .btn-primary {
  background: var(--color-primary);
  border: none;
  color: #fff;
  box-shadow: 0 20px 40px rgba(10, 106, 255, 0.35);
}

.hero-actions .btn-primary:hover {
  background: var(--color-primary-dark);
}

.hero-actions .btn-outline-light {
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: #fff;
}

.hero-actions .btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.2);
}

.hero-actions .btn-light {
  background: #ffffff;
  color: var(--color-primary-dark);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: 0 18px 38px rgba(15, 23, 42, 0.18);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease,
    color 0.2s ease;
}

.hero-actions .btn-light:hover,
.hero-actions .btn-light:focus-visible {
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: 0 22px 46px rgba(15, 23, 42, 0.22);
}

.hero-media {
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  overflow: hidden;
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: rgba(7, 20, 45, 0.5);
}

.hero-media-wide {
  width: 100%;
  max-height: clamp(280px, 42vw, 460px);
}

.hero-media iframe {
  width: 100%;
  height: 100%;
  display: block;
}

.hero-video-placeholder {
  display: grid;
  place-items: center;
  height: 100%;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
}

.section {
  padding: clamp(3.5rem, 5vw, 4.75rem) 0;
}

.section-light {
  background: var(--color-light);
}

.section-muted {
  background: var(--color-muted);
}

.section-white {
  background: var(--color-white);
}

.section-blue {
  background: linear-gradient(180deg, #061839 0%, #0c264f 100%);
  color: #f3f6ff;
}

.section-header {
  text-align: left;
  max-width: 760px;
  width: 100%;
  margin: 0 0 2.5rem;
  display: grid;
  gap: 0;
}

.section-header.d-flex {
  max-width: none;
}

.section-header h2 {
  margin: 0;
  font-size: clamp(1.9rem, 3.2vw, 2.4rem);
}

.section-header .section-subtitle {
  margin: 0;
  color: var(--color-text-muted);
}

.section-blue .section-header .section-subtitle {
  color: rgba(235, 242, 255, 0.7);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(220px, 0.45fr) minmax(0, 1fr);
  gap: clamp(1.75rem, 3vw, 2.5rem);
  align-items: start;
}

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

.about-photo {
  display: flex;
  justify-content: center;
  align-self: center;
}

.about-photo img {
  width: min(220px, 32vw);
  aspect-ratio: 1;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 25px 50px rgba(15, 23, 42, 0.25);
  border: 4px solid rgba(255, 255, 255, 0.25);
}

.about-text {
  display: grid;
  gap: 1rem;
  font-size: 1.05rem;
  color: var(--color-text-muted);
}

.section-blue .about-text {
  color: rgba(235, 242, 255, 0.82);
}

.about-skills-line {
  margin-top: clamp(1.75rem, 3.5vw, 2.5rem);
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  gap: 0.6rem;
  padding-inline: 0;
  padding-bottom: 0;
}

.about-skills-line span {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  background: rgba(10, 106, 255, 0.45);
  color: #fff;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.01em;
  white-space: nowrap;
}


.education-subnav {
  display: inline-flex;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(6px);
  margin: 0 auto 2rem;
}

.education-subnav a {
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(235, 242, 255, 0.85);
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  transition: background var(--transition-base), color var(--transition-base);
}

.education-subnav a:hover,
.education-subnav a:focus-visible {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  outline: none;
}

.education-subsection {
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
}

.education-subsection-header {
  margin-bottom: 1.5rem;
}

.education-subsection-header h3 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: 0.01em;
}

.experience-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1.25rem;
}

.experience-heading h3 {
  margin: 0;
  font-size: clamp(1.2rem, 2.4vw, 1.4rem);
  letter-spacing: -0.01em;
}

.experience-heading .experience-meta {
  margin-top: 0.45rem;
}

.experience-card {
  background: var(--color-white);
  border-radius: 24px;
  border: 1px solid var(--color-outline);
  padding: clamp(1.75rem, 3.2vw, 2.3rem);
  box-shadow: var(--shadow-soft);
  color: var(--color-text);
  display: block;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.section-blue .experience-card {
  background: rgba(7, 20, 45, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: inherit;
}

.exp-card-content {
  display: grid;
  gap: 1rem;
}

.experience-meta {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.section-blue .experience-meta {
  color: rgba(235, 242, 255, 0.65);
}

.experience-logo {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  background: var(--color-muted);
  display: grid;
  place-items: center;
  overflow: hidden;
  justify-self: end;
}

.section-blue .experience-logo {
  background: rgba(255, 255, 255, 0.1);
}

.experience-logo img {
  width: 70%;
  height: 70%;
  object-fit: contain;
}

@media (max-width: 768px) {
  .exp-card {
    gap: 1rem;
  }
}

.logo-badge {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: transparent;
  border: 1px solid rgba(15, 23, 42, 0.12);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.logo-badge img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.logo-badge--empty {
  visibility: hidden;
}

.section-blue .logo-badge {
  border-color: rgba(255, 255, 255, 0.25);
}

.pill-group {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
}


.pill-group::-webkit-scrollbar {
  height: 4px;
}

.pill-group::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.45);
  border-radius: 999px;
}

.pill {
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  background: rgba(10, 106, 255, 0.2);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}


.experience-card details {
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(255, 255, 255, 0.92);
  padding: 1.1rem 1.4rem;
}

.experience-card summary {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary);
  padding: 0.2rem 0;
}

.experience-card summary::marker {
  color: inherit;
}

.details-list {
  margin-top: 0.75rem;
  display: grid;
  gap: 1rem;
}

.details-list h4 {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  text-transform: uppercase;
  color: var(--color-text);
  letter-spacing: 0.08em;
}

.details-list ul {
  margin: 0;
  padding-left: 1.15rem;
  display: grid;
  gap: 0.5rem;
  color: var(--color-text-muted);
}

.section-blue .details-list ul {
  color: rgba(235, 242, 255, 0.82);
}

.section-blue .experience-card details {
  border: 1px dashed rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08);
}

.section-blue .experience-card summary {
  color: #dce9ff;
}

.section-blue .details-list h4 {
  color: #e4edff;
}

.experience-actions {
  display: inline-flex;
  gap: 0.75rem;
}

.experience-actions .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 12px;
  padding: 0.45rem 0.9rem;
  font-weight: 600;
  font-size: 0.85rem;
  border: 1px solid rgba(10, 106, 255, 0.35);
  background: rgba(10, 106, 255, 0.1);
  color: var(--color-primary);
  transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
}

.experience-actions .btn:hover,
.experience-actions .btn:focus-visible {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  outline: none;
}

.exp-section {
  display: grid;
  grid-template-columns: clamp(48px, 4vw, 56px) minmax(0, 1fr);
  column-gap: clamp(14px, 2vw, 20px);
  row-gap: clamp(1.5rem, 3vw, 2.5rem);
}

.exp-main {
  display: grid;
  gap: clamp(1.75rem, 3vw, 2.5rem);
}

.experience-list {
  position: relative;
  display: grid;
  gap: 1.5rem;
}

.experience-groups {
  gap: clamp(2rem, 3vw, 2.75rem);
}

.exp-year-group {
  display: grid;
  gap: 1.5rem;
}

.exp-year-cards {
  display: grid;
  gap: 1.5rem;
}

.exp-rail-year {
  position: absolute;
  z-index: 2;
  transform: translate(-50%, -50%) translateX(-36px);
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  background: rgba(5, 27, 65, 0.8);
  color: #dbe6ff;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: 1px solid rgba(219, 230, 255, 0.25);
  box-shadow: 0 20px 45px rgba(4, 16, 38, 0.45);
  pointer-events: auto;
  transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
}

.exp-rail-year.is-active {
  background: var(--color-primary);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
  box-shadow: 0 24px 55px rgba(10, 106, 255, 0.4);
}

.exp-card {
  position: relative;
  scroll-margin-top: clamp(96px, 15vh, 140px);
}

.exp-card.is-active {
  box-shadow: 0 26px 65px rgba(10, 106, 255, 0.15);
}

.exp-rail {
  display: none;
  position: relative;
  align-self: stretch;
  height: 100%;
}

.exp-rail-track {
  position: relative;
  width: 100%;
  min-height: 100%;
  height: 100%;
  pointer-events: none;
  will-change: transform;
  align-self: stretch;
  --rail-start: 0px;
  --rail-end: 100%;
}

.exp-rail-track::before {
  content: '';
  position: absolute;
  top: var(--rail-start, 0px);
  bottom: calc(100% - var(--rail-end, 100%));
  left: 50%;
  width: 4px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(153, 183, 255, 0.75), rgba(153, 183, 255, 0));
  pointer-events: none;
}

.exp-dot {
  position: absolute;
  left: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  transform: translate(-50%, -50%);
  transition: transform var(--transition-base);
  pointer-events: auto;
}

.exp-dot-node {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #99b7ff;
  border: 2px solid rgba(10, 27, 55, 0.6);
  box-shadow: 0 0 0 4px rgba(153, 183, 255, 0.15);
  transition: transform var(--transition-base), background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.exp-dot:focus-visible {
  outline: 2px solid rgba(153, 183, 255, 0.45);
  outline-offset: 4px;
}

.exp-dot.is-active {
  transform: translate(-50%, -50%) scale(1.05);
}

.exp-dot.is-active .exp-dot-node {
  transform: scale(1.14);
  background: var(--color-primary);
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 0 0 4px rgba(153, 183, 255, 0.32);
}

.exp-rail-badge {
  position: absolute;
  left: 50%;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.95rem 0.35rem 0.65rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.18);
  transform: translate(-50%, -50%) translateX(-48px);
  pointer-events: none;
  transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.exp-rail-badge-icon {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: rgba(10, 106, 255, 0.12);
  display: grid;
  place-items: center;
  color: var(--color-primary);
  font-size: 0.9rem;
}

.exp-rail-badge-text {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-text);
  white-space: nowrap;
}

.exp-rail-badge--current {
  background: var(--color-primary);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 0 25px 50px rgba(10, 106, 255, 0.45);
}

.exp-rail-badge--current .exp-rail-badge-icon {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

.exp-rail-badge--current .exp-rail-badge-text {
  color: #fff;
}

.exp-rail-badge.is-active:not(.exp-rail-badge--current) {
  border-color: rgba(10, 106, 255, 0.4);
  box-shadow: 0 22px 45px rgba(10, 106, 255, 0.25);
}

.section-blue .exp-rail-badge {
  background: rgba(7, 20, 45, 0.92);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 20px 40px rgba(4, 10, 24, 0.55);
}

.section-blue .exp-rail-badge .exp-rail-badge-text {
  color: #fff;
}

.section-blue .exp-rail-badge .exp-rail-badge-icon {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

@media (min-width: 768px) {
  .exp-rail {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: sticky;
    top: 5.5rem;
    align-self: stretch;
    height: 100%;
    width: clamp(48px, 4vw, 56px);
    gap: clamp(0.75rem, 1.5vw, 1.25rem);
    pointer-events: none;
  }
}

@media (max-width: 767.98px) {
  .experience-list {
    --mobile-line-offset: -0.55rem;
  }

  .logo-badge {
    width: 48px;
    height: 48px;
    border-radius: 14px;
  }

  .about-skills-line {
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 0.6rem;
    overflow: visible;
    padding: 0;
    margin-top: 1.4rem;
    border-top: none;
  }

  .about-skills-line span {
    display: inline-flex;
    width: 100%;
    justify-content: flex-start;
    text-align: left;
    white-space: normal;
    padding: 0.6rem 0.9rem;
  }

  .pill-group {
    flex-wrap: wrap;
    overflow: visible;
    gap: 0.55rem;
    padding-bottom: 0;
  }

  .pill-group .pill {
    display: inline-flex;
    width: 100%;
    justify-content: flex-start;
    text-align: left;
    white-space: normal;
    padding: 0.55rem 0.9rem;
  }

  .exp-section {
    grid-template-columns: minmax(0, 1fr);
    column-gap: 0;
  }

  .experience-list {
    padding-left: 1.25rem;
  }

  .experience-list::before {
    content: '';
    position: absolute;
    top: 0.75rem;
    bottom: 0.75rem;
    left: var(--mobile-line-offset);
    width: 4px;
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(153, 183, 255, 0.7), rgba(153, 183, 255, 0));
  }

  .exp-year-group {
    padding-left: 0.35rem;
    gap: 0.75rem;
  }

  .exp-rail-badge {
    display: none;
  }

  .exp-card {
    padding-left: 0.35rem;
  }

  .exp-card::before {
    content: none;
  }

}

@media (prefers-reduced-motion: reduce) {
  .exp-card,
  .exp-dot,
  .exp-dot-node,
  .exp-card::before {
    transition: none !important;
  }
}

.projects-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.projects-header {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-start;
  justify-content: space-between;
}

.projects-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.project-chip {
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  padding: 0.25rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  transition: background var(--transition-base), border-color var(--transition-base), color var(--transition-base), box-shadow var(--transition-base);
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.project-chip:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.6);
  outline-offset: 2px;
}

.project-chip.is-active {
  background: #fff;
  color: #0d1a2f;
  border-color: transparent;
  box-shadow: 0 8px 20px rgba(10, 106, 255, 0.25);
}

.projects-filter-hint {
  margin: 0 0 1.5rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

.project-card {
  background: var(--color-white);
  border-radius: 22px;
  border: 1px solid var(--color-outline);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.project-media {
  aspect-ratio: 16 / 9;
  background: #101b2e;
  position: relative;
}

.project-media iframe {
  width: 100%;
  height: 100%;
}

.project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.project-body {
  padding: 1.2rem 1.4rem 1.6rem;
  display: grid;
  gap: 0.45rem;
}

.project-body h3 {
  margin: 0;
  font-size: 1.05rem;
}

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

.project-card-footer {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 1.4rem 1.4rem;
  margin-top: auto;
}

.project-tag {
  font-size: 0.78rem;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  background: rgba(10, 106, 255, 0.08);
  color: var(--color-primary);
  font-weight: 600;
  border: 1px solid rgba(10, 106, 255, 0.2);
  flex-shrink: 0;
}

.project-detail-btn {
  border: 1px solid rgba(167, 139, 250, 0.4);
  border-radius: 999px;
  background: rgba(167, 139, 250, 0.15);
  color: #c084fc;
  font-weight: 600;
  font-size: 0.78rem;
  padding: 0.25rem 0.85rem;
  cursor: pointer;
  transition: background var(--transition-base), border-color var(--transition-base), color var(--transition-base), box-shadow var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.project-detail-btn:hover,
.project-detail-btn:focus-visible {
  background: #c084fc;
  color: #0b0f1d;
  border-color: transparent;
  box-shadow: 0 10px 25px rgba(192, 132, 252, 0.45);
  outline: none;
}

.project-detail-btn i {
  font-size: 0.85rem;
}

.project-placeholder {
  display: grid;
  place-items: center;
  height: 100%;
  color: rgba(255, 255, 255, 0.7);
}

.projects-empty {
  margin: 2rem 0 0;
  text-align: center;
  font-weight: 600;
}

.projects-footer {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
}

.project-modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 3vw, 2rem);
  background: rgba(5, 12, 25, 0.55);
  backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 200;
}

.project-modal.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.project-modal__overlay {
  position: absolute;
  inset: 0;
}

.project-modal__dialog {
  position: relative;
  background: #fff;
  border-radius: 30px;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  max-width: 720px;
  width: min(100%, 720px);
  box-shadow: 0 30px 80px rgba(9, 22, 61, 0.35);
  display: grid;
  gap: 1.25rem;
  transform: translateY(20px) scale(0.98);
  transition: transform 0.25s ease, opacity 0.25s ease;
  opacity: 0;
  z-index: 1;
}

.project-modal.is-visible .project-modal__dialog {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.project-modal__media {
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  background: #0d1a2f;
}

.project-modal__media iframe {
  width: 100%;
  height: 360px;
  border: 0;
}

.project-modal__fallback {
  padding: 1rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
  text-align: center;
}

.project-modal__body {
  display: grid;
  gap: 0.8rem;
}

.project-modal__description {
  margin: 0;
  color: var(--color-text-muted);
}

.project-modal__list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.4rem;
  color: var(--color-text);
}

.project-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(15, 23, 42, 0.15);
  background: rgba(248, 250, 255, 0.85);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-base);
}

.project-modal__close:hover,
.project-modal__close:focus-visible {
  background: #fff;
  transform: scale(1.05);
}

@media (max-width: 640px) {
  .project-modal__media iframe {
    height: 220px;
  }
}

body.modal-open {
  overflow: hidden;
}

.key-projects-wrap {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.kp-header {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: flex-start;
}

.kp-subtitle {
  margin: 0.35rem 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(0.92rem, 1.6vw, 1.02rem);
}

.kp-filter-bar {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  overflow-x: auto;
  padding-bottom: 0.25rem;
}

.kp-chip {
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 0.4rem 1.15rem;
  background: transparent;
  color: #fff;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: background var(--transition-base), color var(--transition-base), border var(--transition-base);
}

.kp-chip.active {
  background: #4f8cff;
  border-color: #4f8cff;
  color: #06112a;
}

.kp-chip:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.kp-grid {
  display: grid;
  gap: clamp(1rem, 3vw, 1.5rem);
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  grid-auto-rows: 1fr;
}

.kp-card {
  background: linear-gradient(180deg, #fff 0%, #f5f8ff 100%);
  border: 1px solid rgba(12, 18, 33, 0.08);
  border-radius: 18px;
  box-shadow: 0 20px 45px rgba(5, 11, 26, 0.2);
  padding: clamp(1rem, 3vw, 1.4rem);
  display: flex;
  flex-direction: column;
  min-height: 100%;
  color: #0b1222;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kp-card:hover,
.kp-card:focus-within {
  transform: translateY(-2px);
  box-shadow: 0 26px 60px rgba(5, 11, 26, 0.3);
}

.kp-card:focus-visible {
  outline: 2px solid #1d2f55;
}

.kp-media {
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 1rem;
  background: #0f1a30;
  position: relative;
  box-shadow: 0 12px 30px rgba(8, 13, 32, 0.35);
}

.kp-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.kp-media iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.kp-title {
  margin: 0 0 0.3rem;
  font-size: clamp(0.93rem, 1.4vw, 1.05rem);
  font-weight: 600;
  line-height: 1.3;
  min-height: calc(1.3em * 2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.kp-summary {
  margin: 0;
  color: rgba(12, 18, 33, 0.75);
  font-size: clamp(0.88rem, 1.5vw, 0.95rem);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.kp-card__footer {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6rem;
  margin-top: 0.85rem;
  padding-top: 0.35rem;
  width: 100%;
}

.kp-pill {
  border-radius: 999px;
  background: rgba(79, 140, 255, 0.18);
  color: #3568d6;
  padding: 0.28rem 1rem;
  font-size: 0.78rem;
  font-weight: 600;
  box-shadow: inset 0 0 0 1px rgba(53, 104, 214, 0.2);
}

.kp-pill--modal {
  margin-bottom: 0.35rem;
}

.kp-btn {
  border: none;
  background: none;
  color: #4f8cff;
  font-weight: 600;
  display: inline-flex;
  gap: 0.25rem;
  align-items: center;
  font-size: 0.72rem;
  white-space: nowrap;
  padding: 0;
}

.kp-btn:hover,
.kp-btn:focus-visible {
  text-decoration: underline;
  outline: none;
}

.kp-empty {
  text-align: center;
  font-weight: 600;
}

@media (max-width: 640px) {
  .kp-chip {
    font-size: 0.8rem;
    padding: 0.35rem 0.85rem;
  }

  .kp-card {
    border-radius: 14px;
    box-shadow: 0 12px 30px rgba(5, 11, 26, 0.22);
  }

  .kp-card__footer {
    gap: 0.5rem;
  }

  .kp-pill {
    font-size: 0.74rem;
  }

  .kp-btn {
    font-size: 0.7rem;
  }
}

.kp-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: block;
  padding: 1rem;
  overflow-y: auto;
  overflow-x: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 200;
}

.kp-modal.open {
  opacity: 1;
  pointer-events: auto;
}

.kp-modal__dialog {
  background: #fff;
  color: #111827;
  border-radius: 16px;
  width: min(960px, 100%);
  margin: 0 auto;
  padding: 20px 22px 28px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}

.kp-modal__media {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  overflow: hidden;
  background: #000;
}

.kp-modal__media iframe,
.kp-modal__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.kp-modal__media img {
  object-fit: contain;
  background: #000;
}

.kp-modal__note {
  margin: 12px 0 12px;
  font-size: 13px;
  line-height: 1.5;
  color: #6b7280;
}

.kp-modal__body {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 720px;
  padding-bottom: 28px;
}

.kp-modal__title {
  margin: 0 0 8px;
  font-size: 22px;
  line-height: 1.3;
  font-weight: 800;
  color: #111827;
}

.kp-pill--modal {
  align-self: flex-start;
  display: inline-block;
  background: #e7f0ff;
  color: #1d4ed8;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border-radius: 999px;
  margin: 0 0 16px;
}

.kp-detail-sections {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.kp-detail-section {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.kp-detail-label {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  color: #111827;
  margin: 18px 0 6px;
}

.kp-detail-section:first-of-type .kp-detail-label {
  margin-top: 0;
}

.kp-detail-text {
  margin: 0;
  color: #374151;
  font-size: 14px;
  line-height: 1.6;
  max-width: 720px;
}

.kp-modal__dialog a {
  color: #2563eb;
}

.kp-detail-closing {
  margin: 18px 0 0;
  font-style: italic;
  font-size: 13px;
  line-height: 1.5;
  color: #6b7280;
}

.leadership-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.leadership-card {
  background: var(--color-white);
  border-radius: 22px;
  border: 1px solid var(--color-outline);
  padding: 1.6rem;
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 0.75rem;
}

.leadership-card img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  display: block;
  margin: 0 auto 0.75rem;
}

.education-grid {
  display: grid;
  gap: 1.4rem;
}

.education-card {
  background: var(--color-white);
  border-radius: 22px;
  border: 1px solid var(--color-outline);
  padding: 1.6rem 1.75rem;
  box-shadow: var(--shadow-soft);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
}

.education-card-body {
  display: grid;
  gap: 0.4rem;
}

.education-card h3 {
  margin: 0;
}

.education-card .details {
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.publication-card,
.awards-card {
  background: var(--color-white);
  border-radius: 22px;
  border: 1px solid var(--color-outline);
  padding: 1.6rem 1.75rem;
  box-shadow: var(--shadow-soft);
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 1.25rem;
}

.publication-card h3,
.awards-card h3 {
  margin: 0;
}

.publication-card-body,
.awards-card-body {
  display: grid;
  gap: 0.4rem;
}

.publication-card .details,
.awards-card .details {
  color: var(--color-text-muted);
}

.references-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  width: 100%;
}

.reference-card {
  width: 100%;
  max-width: 100%;
  background: var(--color-white);
  border-radius: var(--card-radius);
  border: 1px solid var(--color-outline);
  padding: var(--card-padding);
  box-shadow: var(--card-shadow);
  display: grid;
  gap: 0.7rem;
}

.reference-card header {
  display: grid;
  gap: 0.25rem;
}

.reference-card .relationship {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.reference-card blockquote {
  margin: 0;
  font-style: italic;
  color: var(--color-text-muted);
  display: grid;
  gap: 0.75rem;
}

.reference-text-preview,
.reference-text-more {
  margin: 0;
}

.reference-text-more {
  display: block;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  margin-top: 0;
  transform: translateY(-0.35rem);
  transition:
    max-height 0.25s ease,
    opacity 0.25s ease,
    transform 0.25s ease,
    margin-top 0.25s ease;
}

.reference-card--open .reference-text-more {
  opacity: 1;
  margin-top: 0.5rem;
  transform: translateY(0);
}

.reference-card--collapsible .reference-toggle {
  margin-top: 0.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  transition: color 0.2s ease;
}

.reference-card--collapsible .reference-toggle:hover {
  color: var(--color-primary-dark);
}

.reference-card--collapsible .reference-toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.reference-card--open .reference-toggle {
  color: var(--color-primary-dark);
}

.section-blue .project-card,
.section-blue .leadership-card,
.section-blue .education-card,
.section-blue .publication-card,
.section-blue .awards-card,
.section-blue .reference-card {
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--color-text);
}

.contact-section {
  background: #0b1530;
  color: #e6eefc;
  padding: 80px 0;
}

.contact-section .section-container {
  display: flex;
  justify-content: center;
}

.contact-panel {
  width: 100%;
  max-width: 100%;
  background: var(--color-white);
  color: var(--color-text);
  border-radius: var(--card-radius);
  padding: var(--card-padding);
  box-shadow: var(--card-shadow);
  display: grid;
  gap: 18px;
}

.contact-title {
  margin: 0;
  font-size: 26px;
  font-weight: 800;
}

.contact-subtitle {
  margin: 0;
  font-size: 14.5px;
  color: #4b5563;
}

.contact-text {
  margin: 0;
  font-size: 14.5px;
  color: #374151;
}

.contact-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.contact-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 13.5px;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  width: 100%;
}

.contact-btn--primary {
  background: #2563eb;
  color: #fff;
  border: none;
}

.contact-btn--primary:hover,
.contact-btn--primary:focus-visible {
  background: #1e55c8;
  color: #fff;
}

.contact-btn--secondary {
  border: 1px solid rgba(15, 23, 42, 0.12);
  color: #0b1530;
  background: rgba(15, 23, 42, 0.02);
}

.contact-btn--secondary:hover,
.contact-btn--secondary:focus-visible {
  background: rgba(15, 23, 42, 0.05);
  color: var(--color-primary);
}

.contact-btn:focus-visible {
  outline: 2px solid rgba(37, 99, 235, 0.3);
  outline-offset: 3px;
}

.contact-btn:hover {
  transform: translateY(-1px);
}

.contact-icon {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: rgba(37, 99, 235, 0.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: inherit;
}

.contact-btn--secondary .contact-icon {
  background: rgba(15, 23, 42, 0.06);
}

@media (max-width: 576px) {
  .contact-panel {
    padding: 24px;
  }
  .contact-actions {
    grid-template-columns: 1fr;
  }
}

.site-footer {
  background: #061226;
  color: rgba(255, 255, 255, 0.78);
  padding: 2.75rem 0;
}

.site-footer .container {
  width: min(var(--page-max), 100%);
  margin: 0 auto;
  padding: 0 var(--page-gutter);
}

.site-footer a {
  color: inherit;
}

.site-footer a:hover {
  color: #fff;
}

.impressum-header {
  background: rgba(8, 26, 56, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1.2rem 0;
  color: #f5f8ff;
}

.impressum-header .brand {
  font-size: 1.25rem;
  font-weight: 600;
  color: inherit;
  text-decoration: none;
}

.impressum-main {
  padding: clamp(3rem, 8vw, 5rem) 0;
}

.impressum-card {
  background: rgba(6, 18, 38, 0.88);
  border-radius: 26px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: clamp(2.2rem, 5vw, 3rem);
  color: rgba(240, 246, 255, 0.92);
  box-shadow: 0 24px 60px rgba(6, 18, 38, 0.35);
  display: grid;
  gap: 1.5rem;
}

.impressum-card h1 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.6rem);
}

.impressum-card h2 {
  margin: 0;
  font-size: 1.3rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
}

.impressum-card p {
  margin: 0;
  line-height: 1.7;
}

.impressum-card a {
  color: #9dc3ff;
}

.impressum-card a:hover {
  color: #fff;
}

@media (max-width: 992px) {
  .main-nav {
    padding: 0.75rem 0;
    box-shadow: 0 16px 45px rgba(4, 16, 38, 0.45);
  }

  .main-nav .nav-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }

  .brand {
    flex-shrink: 0;
  }

  .language-switcher {
    margin-left: auto;
  }

  .nav-toggle {
    margin-left: 0.35rem;
  }

  .navbar .navbar-toggler {
    margin-left: auto;
  }

  .main-nav .nav-container > .nav-links {
    order: 4;
    position: absolute;
    top: calc(100% + 0.75rem);
    right: clamp(1rem, 5vw, 1.75rem);
    left: auto;
    width: min(320px, calc(100% - clamp(1rem, 5vw, 1.75rem) * 2));
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
    background: var(--nav-panel-bg);
    border-radius: var(--nav-panel-radius);
    padding: var(--nav-panel-padding);
    border: 1px solid var(--nav-panel-border);
    box-shadow: var(--nav-panel-shadow);
    transform-origin: top right;
    transform: translateY(-8px) scale(0.96);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    z-index: 120;
    max-height: min(80vh, 520px);
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(var(--nav-panel-blur));
    -webkit-backdrop-filter: blur(var(--nav-panel-blur));
    scrollbar-width: thin;
  }

  .main-nav .nav-container > .nav-links::-webkit-scrollbar {
    width: 6px;
  }

  .main-nav .nav-container > .nav-links::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.28);
  }

  .main-nav .nav-container > .nav-links.open {
    transform: translateY(0) scale(1);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav-links a {
    width: 100%;
    text-align: left;
    justify-content: flex-start;
    padding: 0.75rem 1rem;
    border-radius: 14px;
    min-height: 44px;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
  }

  .language-switcher {
    order: 2;
    margin-left: 0;
  }

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

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

  .hero-media,
  .hero-media-wide {
    margin: 0 auto;
    max-width: min(560px, 100%);
  }

  .about-layout {
    grid-template-columns: minmax(0, 1fr);
    text-align: center;
  }

  .about-photo img {
    width: min(200px, 55vw);
  }

  .about-text {
    text-align: left;
  }

  .about-skills-line {
    justify-content: center;
    padding-top: 0.85rem;
  }

  .education-subnav {
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    margin-bottom: 2rem;
  }

  .education-subnav a {
    font-size: 0.78rem;
    letter-spacing: 0.04em;
  }

  .experience-header {
    grid-template-columns: minmax(0, 1fr);
    gap: 1rem;
  }

  .experience-logo {
    justify-self: flex-start;
  }

  .experience-actions {
    width: 100%;
    justify-content: center;
  }

  .experience-actions .btn {
    flex: 1;
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 2.5rem 2rem;
  }

  .hero::after {
    inset: 10px;
  }

  .section-header {
    text-align: left;
  }

  .experience-card {
    padding: 1.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}
.floating-nav {
  display: none;
}

@media (max-width: 991.98px) {
  .main-nav .nav-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }

  .brand {
    flex-shrink: 0;
  }

  .language-switcher {
    flex-shrink: 0;
    margin-left: clamp(0.5rem, 2vw, 1rem);
  }

  .navbar .navbar-toggler {
    margin-left: auto;
  }

  .floating-nav {
    display: block;
    position: fixed;
    bottom: 1.25rem;
    right: 1.25rem;
    z-index: 1040;
    opacity: 0;
    transform: translateY(10px) scale(0.98);
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

  .floating-nav.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }

  
  .floating-nav-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
  }

  .floating-nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--color-white) 45%, transparent);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: #fff;
    cursor: pointer;
    box-shadow: 0 18px 40px rgba(8, 24, 56, 0.4);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
  }

  .floating-nav-toggle:hover,
  .floating-nav-toggle:focus-visible {
    transform: scale(1.05);
    box-shadow: 0 14px 32px color-mix(in srgb, var(--color-primary) 45%, transparent);
    outline: none;
  }

  .floating-nav-menu {
    position: absolute;
    bottom: calc(100% + 0.6rem);
    right: 0;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    padding: 0.6rem;
    border-radius: 22px;
    background: color-mix(in srgb, var(--color-text) 90%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-white) 12%, transparent);
    box-shadow: 0 18px 42px rgba(6, 18, 38, 0.35);
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: opacity 0.24s ease, transform 0.24s ease;
  }

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

  .floating-nav-item {
    width: 36px;
    height: 36px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: color-mix(in srgb, var(--color-white) 14%, transparent);
    color: #f5f8ff;
    border: 1px solid color-mix(in srgb, var(--color-white) 18%, transparent);
    position: relative;
    transition: background var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
  }

  .floating-nav-item:hover,
  .floating-nav-item:focus-visible,
  .floating-nav-item.is-active {
    background: var(--color-primary);
    border-color: color-mix(in srgb, var(--color-white) 40%, transparent);
    transform: translateY(-2px);
    color: #fff;
    outline: none;
  }

  .floating-nav-item::after {
    content: attr(data-tooltip);
    position: absolute;
    top: 50%;
    right: calc(100% + 0.35rem);
    transform: translate(6px, -50%);
    background: color-mix(in srgb, var(--color-text) 92%, transparent);
    color: #fff;
    font-size: 0.6rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.25rem 0.5rem;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--color-white) 18%, transparent);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
  }

  .floating-nav-item:hover::after,
  .floating-nav-item:focus-visible::after {
    opacity: 1;
    transform: translate(-2px, -50%);
  }
}
.kp-modal__dialog {
  background: #fff;
  color: #111827;
  border-radius: 16px;
  width: min(960px, 100%);
  margin: 0 auto;
  padding: 20px 22px 28px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}

.kp-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(15, 23, 42, 0.9);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px rgba(3, 8, 20, 0.45);
  z-index: 2;
}

.kp-modal__close:focus-visible {
  outline: 2px solid #8cb4ff;
}

@media (max-width: 768px) {
  .kp-modal {
    padding: 0.5rem;
  }

  .kp-modal__dialog {
    width: 100%;
    border-radius: 14px;
  }

  .kp-modal__close {
    width: 32px;
    height: 32px;
    top: 8px;
    right: 8px;
  }
}
.project-reference-highlight {
  padding-top: 32px;
  padding-bottom: 32px;
}

.project-reference-card {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  background: var(--color-white);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  padding: var(--card-padding);
  border: 1px solid var(--color-outline);
}

.project-reference-media img {
  width: 110px;
  height: 110px;
  border-radius: 18px;
  object-fit: cover;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.18);
}

.project-reference-content {
  display: grid;
  gap: 0.9rem;
}

.project-reference-quote {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--color-text);
}

.project-reference-author {
  margin: 0;
  font-weight: 700;
  color: var(--color-text-muted);
}

@media (max-width: 640px) {
  .project-reference-card {
    flex-direction: column;
    text-align: left;
  }
  .project-reference-media img {
    width: 88px;
    height: 88px;
  }
}