/* =========================================
   CSS Custom Properties (Easy to Customize)
   ========================================= */
:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-accent: #06b6d4;
  --color-bg: #0f172a;
  --color-surface: #1e293b;
  --color-surface-2: #273549;
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-border: #334155;
  --color-white: #ffffff;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius: 0.75rem;
  --radius-sm: 0.375rem;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --transition: 0.25s ease;
  --nav-height: 64px;
}

/* =========================================
   Reset & Base
   ========================================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

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

/* =========================================
   Layout Helpers
   ========================================= */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section:nth-child(even) {
  background-color: var(--color-surface);
}

.section-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.section-subtitle {
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: 3rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

/* =========================================
   Navigation
   ========================================= */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background-color: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav__logo {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.nav__logo span {
  color: var(--color-primary);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width var(--transition);
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--color-white);
}

.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

.nav__cta {
  background-color: var(--color-primary);
  color: var(--color-white) !important;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: background-color var(--transition) !important;
}

.nav__cta:hover {
  background-color: var(--color-primary-dark) !important;
  color: var(--color-white) !important;
}

.nav__cta::after {
  display: none !important;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__hamburger.open span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 3rem;
  width: 100%;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(37, 99, 235, 0.3);
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
}

.hero__badge::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero__name {
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}

.hero__title {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.hero__description {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero__description li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.35rem;
}

.hero__description li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

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

.hero__avatar {
  flex-shrink: 0;
}

.avatar-ring {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  padding: 4px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  box-shadow: var(--shadow);
}

.avatar-placeholder {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: var(--color-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  user-select: none;
  overflow: hidden;
}

.avatar-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* =========================================
   Buttons
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn:active {
  transform: translateY(0);
}

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

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

.btn-outline {
  background-color: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* =========================================
   Cards
   ========================================= */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

/* =========================================
   About Section
   ========================================= */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about__text p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  line-height: 1.8;
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}

.stat {
  background-color: var(--color-surface-2);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
  border: 1px solid var(--color-border);
  display: block;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.stat:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.stat__number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat__label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.about__image {
  position: relative;
}

.about__img-box {
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-surface));
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  aspect-ratio: 853/1280;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  overflow: hidden;
}

.about__img-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* =========================================
   Skills Section
   ========================================= */
.skills__category {
  margin-bottom: 2.5rem;
}

.skills__category-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.skills__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.skill-tag {
  background-color: var(--color-surface-2);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), color var(--transition), background-color var(--transition);
  cursor: default;
}

.skill-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-white);
  background-color: rgba(37, 99, 235, 0.1);
}

/* =========================================
   Experience Section
   ========================================= */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-accent), transparent);
  border-radius: 2px;
}

.timeline__category {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  margin-top: 0.5rem;
  padding-left: 0;
}

.timeline__category:not(:first-child) {
  margin-top: 2rem;
}

.timeline__item {
  position: relative;
  margin-bottom: 2.5rem;
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -2.45rem;
  top: 0.35rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-primary);
  border: 2px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-primary);
}

.timeline__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.timeline__role {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
}

.timeline__period {
  font-size: 0.8rem;
  color: var(--color-accent);
  font-weight: 600;
  background-color: rgba(6, 182, 212, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.timeline__company {
  font-size: 0.9rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.timeline__description {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.timeline__description li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.35rem;
}

.timeline__description li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* =========================================
   Experience – IME Jr nested roles (3-step ladder)
   ========================================= */
.timeline__subroles {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 0.5rem;
  padding-left: 1rem;
  border-left: 2px solid var(--color-border);
}

.timeline__subrole {
  padding-left: 0.75rem;
}

.timeline__subrole-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.25rem;
}

.timeline__subrole-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
}

.timeline__subrole-period {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-style: italic;
  white-space: nowrap;
}

/* =========================================
   Projects Section
   ========================================= */
.project-card {
  display: flex;
  flex-direction: column;
}

.project-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.project-card__icon {
  font-size: 1.75rem;
}

.project-card__links {
  display: flex;
  gap: 0.75rem;
}

.project-card__links a {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

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

.project-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.project-card__title a {
  color: inherit;
  text-decoration: none;
}

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

.project-card__description {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 1.25rem;
}

.project-card__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.stack-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
  font-family: var(--font-mono);
}

/* =========================================
   Research Grid (Publications & Certifications)
   ========================================= */
.research-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* =========================================
   Cert List (Technical Certifications card)
   ========================================= */
.cert-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
  margin-bottom: 1.25rem;
}

.cert-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.9rem;
  background-color: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 500;
  min-height: 44px;
  transition: border-color var(--transition), background-color var(--transition), color var(--transition);
}

.cert-btn:hover {
  border-color: var(--color-primary);
  background-color: rgba(37, 99, 235, 0.1);
  color: var(--color-white);
}

.cert-btn small {
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--color-text-muted);
  margin-left: 0.3rem;
}

.cert-btn:hover small {
  color: var(--color-accent);
}

.cert-btn__arrow {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  flex-shrink: 0;
  margin-left: 0.75rem;
  transition: color var(--transition);
}

.cert-btn:hover .cert-btn__arrow {
  color: var(--color-primary);
}

/* =========================================
   Education Section
   ========================================= */
.edu-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.edu-card__degree {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
}

.edu-card__period {
  font-size: 0.8rem;
  color: var(--color-accent);
  font-weight: 600;
  background-color: rgba(6, 182, 212, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.edu-card__institution {
  font-size: 0.9rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.edu-card__location {
  font-size: 0.85rem;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.edu-card__detail {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* =========================================
   Contact Section
   ========================================= */
.contact__wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact__text {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  line-height: 1.8;
  max-width: 600px;
}

.contact__links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact__link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background-color: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  transition: border-color var(--transition), transform var(--transition);
}

.contact__link:hover {
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateX(4px);
}

.contact__link-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}

.contact__link-info strong {
  display: block;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact__link-info span {
  font-size: 0.95rem;
  font-weight: 600;
}

/* Contact Form */
.contact__form {
  background-color: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 0.7rem 1rem;
  outline: none;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* =========================================
   Footer
   ========================================= */
.footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__copy {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer__socials {
  display: flex;
  gap: 1rem;
}

.footer__socials a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

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

/* =========================================
   Responsive
   ========================================= */
@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }

  .hero__avatar {
    order: -1;
    display: flex;
    justify-content: center;
    margin-top: 3rem;
  }

  .avatar-ring {
    width: 160px;
    height: 160px;
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about__image {
    display: none;
  }

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

@media (max-width: 700px) {
  .nav__links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem 0;
  }

  .nav__links.open {
    display: flex;
  }

  .nav__links a {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
  }

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

  .nav__links .nav__cta {
    background-color: transparent;
    color: var(--color-text-muted) !important;
    font-weight: 500 !important;
    border-radius: 0;
  }

  .nav__links .nav__cta:hover {
    background-color: transparent !important;
    color: var(--color-white) !important;
  }

  .nav__hamburger {
    display: flex;
  }

  .section {
    padding: 3.5rem 0;
  }

  .hero {
    padding-top: var(--nav-height);
  }

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

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

/* =========================================
   Scroll Reveal Animation
   ========================================= */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* =========================================
   Language Switcher
   ========================================= */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.6rem;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition), background-color var(--transition);
  white-space: nowrap;
}

.lang-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-white);
}

.lang-btn.active {
  border-color: var(--color-primary);
  background-color: rgba(37, 99, 235, 0.12);
  color: var(--color-white);
}

@media (max-width: 700px) {
  .lang-switcher {
    /* On mobile keep the switcher visible next to the hamburger */
    gap: 0.25rem;
    margin-left: auto;
    margin-right: 0.5rem;
  }

  .lang-btn {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
  }
}