style.css

body {
  margin: 0;
  padding: 2rem;
  font-family: 'Exo', 'Inter', sans-serif;
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 25%, #16213e 50%, #1a1a2e 75%, #0a0a0a 100%) !important;
  background-size: 400% 400%;
  animation: gradientShift 20s ease infinite;
  color: #fff;
  line-height: 1.6;
  max-width: 850px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  overflow-x: hidden;
  width: 100%;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  25% { background-position: 100% 50%; }
  50% { background-position: 100% 100%; }
  75% { background-position: 0% 100%; }
  100% { background-position: 0% 50%; }
}
h2 {
  color: #fff;
  font-size: 1.5rem;
  margin-top: 2rem;
}
p, li {
  font-size: 1rem;
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
}

.section ul li {
  padding: 0.3rem 0;
  transition: all 0.2s ease;
  border-left: 2px solid transparent;
  padding-left: 0.5rem;
  margin-left: -0.5rem;
}

.section ul li:hover {
  border-left-color: #8be9fd;
  padding-left: 1rem;
  color: #8be9fd;
  text-shadow: 0 0 10px rgba(139, 233, 253, 0.3);
}

.section ul li strong {
  background: linear-gradient(90deg, #8be9fd, #50fa7b);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.top-bar {
  width: 100vw;
  position: fixed;
  left: 0;
  top: 0;
  height: 8px;
  background: linear-gradient(90deg, #8be9fd, #50fa7b, #ffb86c, #ff79c6, #bd93f9, #8be9fd);
  background-size: 300% 300%;
  animation: rainbowFlow 3s ease infinite;
  z-index: 10000;
  box-shadow: 0 0 20px rgba(139, 233, 253, 0.5);
}

@keyframes rainbowFlow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.header-logo {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 2rem 0;
  position: relative;
  z-index: 2;
}

.main-logo {
  width: min(100%, 400px);
  height: auto;
  display: block;
  filter: drop-shadow(0 8px 32px rgba(139, 233, 253, 0.3));
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  animation: logoGlow 3s ease-in-out infinite alternate;
}

.main-logo:hover {
  transform: translateY(-5px) scale(1.02);
  filter: drop-shadow(0 16px 48px rgba(139, 233, 253, 0.5)) 
          drop-shadow(0 0 20px rgba(139, 233, 253, 0.3));
}

@keyframes logoGlow {
  0% {
    filter: drop-shadow(0 8px 32px rgba(139, 233, 253, 0.3));
  }
  100% {
    filter: drop-shadow(0 12px 40px rgba(139, 233, 253, 0.5)) 
            drop-shadow(0 0 15px rgba(139, 233, 253, 0.2));
  }
}
.logos {
  margin-top: 2rem;
  background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.9) 100%);
  backdrop-filter: blur(15px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 20px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #111;
  box-shadow: 
    0 12px 40px rgba(139, 233, 253, 0.2),
    0 0 0 1px rgba(255,255,255,0.1),
    inset 0 1px 0 rgba(255,255,255,0.2);
  transition: all 0.3s ease;
  animation: floatIn 1.2s ease-out;
}

.logos:hover {
  transform: translateY(-5px);
  box-shadow: 
    0 20px 60px rgba(139, 233, 253, 0.3),
    0 0 0 1px rgba(139, 233, 253, 0.2),
    inset 0 1px 0 rgba(255,255,255,0.3);
}
.logos-title {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 1.2rem;
  letter-spacing: 0.01em;
  color: #000;
  text-align: center;
  position: relative;
  text-shadow: none;
  -webkit-text-stroke: none;
}

.logos-title::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  width: 50px;
  height: 2px;
  background: linear-gradient(90deg, #8be9fd, #50fa7b);
  transform: translateX(-50%);
  border-radius: 1px;
}
.logos-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  flex-wrap: nowrap;
  width: 100%;
}
.logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 90px;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo-item:hover {
  transform: translateY(-8px) scale(1.05);
}

.logo-item:hover .logo-label {
  color: #000;
  transform: translateY(-2px);
  font-weight: 900;
}
.logo-item img {
  background: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.8) 100%);
  border-radius: 12px;
  padding: 8px;
  margin-bottom: 0.4rem;
  box-sizing: border-box;
  max-width: 300px;
  width: 90%;
  height: 80px;
  object-fit: contain;
  display: block;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 
    0 4px 15px rgba(0,0,0,0.1),
    0 0 0 1px rgba(139, 233, 253, 0.1);
}

.logo-item:hover img {
  transform: scale(1.1) rotate(2deg);
  box-shadow: 
    0 8px 30px rgba(139, 233, 253, 0.3),
    0 0 0 2px rgba(139, 233, 253, 0.2);
  background: linear-gradient(135deg, rgba(255,255,255,1) 0%, rgba(255,255,255,0.95) 100%);
}
.logo-label {
  color: #000;
  font-size: 0.95rem;
  margin-top: 0.3rem;
  font-weight: 800;
  word-break: break-word;
  text-shadow: none;
  -webkit-text-stroke: none;
}
.logo-label-small {
  font-size: 0.92rem;
  font-weight: 800;
  color: #000;
  text-shadow: none;
  -webkit-text-stroke: none;
}
footer {
  margin-top: 3rem;
  font-size: 0.9rem;
  color: #aaa;
  text-align: center;
  position: relative;
  z-index: 1;
}
a {
  color: #8be9fd;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  background: linear-gradient(90deg, #8be9fd, #50fa7b, #ffb86c);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% 100%;
}

a::before {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #8be9fd, #50fa7b, #ffb86c);
  transition: width 0.3s ease;
}

a:hover {
  background-position: 100% 0;
  transform: translateY(-1px);
  text-shadow: 0 0 15px rgba(139, 233, 253, 0.5);
}

a:hover::before {
  width: 100%;
}

a:focus {
  outline: 2px solid #8be9fd;
  outline-offset: 2px;
}
blockquote {
  border-left: 4px solid #8be9fd;
  margin: 1.5rem 0;
  padding: 1.5rem 1rem 1.5rem 2rem;
  color: #ccc;
  font-style: italic;
  font-size: 1.05rem;
  background: linear-gradient(135deg, rgba(139, 233, 253, 0.05) 0%, rgba(80, 250, 123, 0.05) 100%);
  border-radius: 0 12px 12px 0;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  z-index: 2;
}

blockquote::before {
  content: '"';
  position: absolute;
  top: -10px;
  left: 10px;
  font-size: 4rem;
  color: rgba(139, 233, 253, 0.2);
  font-family: serif;
  line-height: 1;
}

blockquote::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, #8be9fd, #50fa7b, #ffb86c);
  animation: gradientMove 3s ease infinite;
}

blockquote:hover {
  transform: translateX(5px);
  box-shadow: -5px 5px 20px rgba(139, 233, 253, 0.2);
  background: linear-gradient(135deg, rgba(139, 233, 253, 0.1) 0%, rgba(80, 250, 123, 0.1) 100%);
}

@keyframes gradientMove {
  0%, 100% { background-position: 0% 0%; }
  50% { background-position: 0% 100%; }
}
.section {
  background: linear-gradient(145deg, rgba(35,35,35,0.95) 0%, rgba(45,45,45,0.9) 100%);
  backdrop-filter: blur(15px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  margin: 2.5rem 0;
  padding: 2rem 1.5rem 1.5rem 1.5rem;
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.4),
    0 0 0 1px rgba(255,255,255,0.05),
    inset 0 1px 0 rgba(255,255,255,0.1);
  position: relative;
  overflow: hidden;
  transform: translateZ(0);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  animation: slideInUp 0.8s ease-out;
  opacity: 1;
  transform: translateY(0);
}

.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(139, 233, 253, 0.1), transparent);
  transition: left 0.5s ease;
  z-index: 1;
}

.section:hover::before {
  left: 100%;
}

.section:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 
    0 20px 60px rgba(139, 233, 253, 0.2),
    0 0 0 1px rgba(139, 233, 253, 0.3),
    inset 0 1px 0 rgba(255,255,255,0.2);
  border-color: rgba(139, 233, 253, 0.3);
}

@keyframes slideInUp {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
.section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 2;
}
.section-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.1rem;
  width: 3.2rem;
  height: 3.2rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #8be9fd 0%, #50fa7b 100%);
  color: #111;
  box-shadow: 
    0 4px 15px rgba(139, 233, 253, 0.4),
    0 0 0 2px rgba(255,255,255,0.1),
    inset 0 1px 0 rgba(255,255,255,0.2);
  transition: all 0.3s ease;
  animation: iconGlow 2s ease-in-out infinite alternate;
}

.section-icon--light {
  background: #fff;
  color: #111;
}

.section-icon:hover {
  transform: rotate(360deg) scale(1.1);
  box-shadow: 
    0 8px 25px rgba(139, 233, 253, 0.6),
    0 0 0 3px rgba(139, 233, 253, 0.3),
    inset 0 2px 0 rgba(255,255,255,0.3);
}

@keyframes iconGlow {
  0% { 
    box-shadow: 
      0 4px 15px rgba(139, 233, 253, 0.4),
      0 0 0 2px rgba(255,255,255,0.1),
      inset 0 1px 0 rgba(255,255,255,0.2);
  }
  100% { 
    box-shadow: 
      0 6px 20px rgba(139, 233, 253, 0.6),
      0 0 0 2px rgba(139, 233, 253, 0.2),
      inset 0 1px 0 rgba(255,255,255,0.3);
  }
}
.section h2 {
  margin: 0;
  font-size: 1.4rem;
  background: linear-gradient(135deg, #8be9fd 0%, #50fa7b 50%, #ffb86c 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
  letter-spacing: 0.01em;
  position: relative;
  z-index: 2;
  animation: textShimmer 3s ease-in-out infinite;
}

@keyframes textShimmer {
  0%, 100% { 
    background-position: 0% 50%;
  }
  50% { 
    background-position: 100% 50%;
  }
}
#bg3d {
  pointer-events: auto;
}

body::after {
  content: "";
  display: block;
  height: 450px;
}
@media (max-width: 700px) {
  body::after {
    display: none;
  }
}
.popup-animation {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: rgba(30,30,30,0.97);
  color: #fff;
  font-size: 1.15rem;
  border-radius: 12px;
  box-shadow: 0 4px 32px #000a;
  padding: 1.2rem 2rem;
  margin: 2.5rem auto 0 auto;
  max-width: 420px;
  position: relative;
  z-index: 10;
  animation: popup-fadein 0.7s;
}

.interaction-hint {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(20, 20, 30, 0.9);
  backdrop-filter: blur(10px);
  color: #8be9fd;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 30px;
  border: 1px solid rgba(139, 233, 253, 0.3);
  box-shadow: 0 4px 20px rgba(139, 233, 253, 0.2);
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.interaction-hint.visible {
  opacity: 1;
  animation: hintPulse 2s ease-in-out infinite;
}

.interaction-hint .hint-icon {
  display: inline-block;
  margin-right: 8px;
  animation: bounce 1.5s ease-in-out infinite;
}

@keyframes hintPulse {
  0%, 100% { 
    box-shadow: 0 4px 20px rgba(139, 233, 253, 0.2);
  }
  50% { 
    box-shadow: 0 4px 30px rgba(139, 233, 253, 0.4);
  }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

@media (max-width: 600px) {
  .interaction-hint {
    bottom: 20px;
    font-size: 0.8rem;
    padding: 8px 16px;
  }
}
.popup-animation button {
  background: #8faaff;
  color: #111;
  border: none;
  border-radius: 6px;
  padding: 0.5rem 1.2rem;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
}
.popup-animation button:hover {
  background: #fff;
  color: #222;
}
@media (max-width: 600px) {
  html {
    background: transparent !important;
    min-height: 100vh !important;
  }
  body {
    background: transparent !important;
    padding: 1rem;
    position: relative;
    z-index: 1;
    box-sizing: border-box;
    width: 100%;
    max-width: 100vw;
  }
  .section, .logos, footer, .lang-toggle, .top-bar {
    position: relative;
    z-index: 2;
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
  }
  .intro-text {
    margin: 1rem 0;
    color: #ffffff !important;
    text-shadow: 0 2px 8px rgba(0,0,0,0.8), 0 0 20px rgba(139, 233, 253, 0.3) !important;
    font-weight: 900 !important;
    -webkit-text-stroke: none !important;
  }
  .intro-wrapper {
    margin: 1rem 0 !important;
    padding: 1.25rem !important;
    background: linear-gradient(135deg, rgba(139, 233, 253, 0.15) 0%, rgba(80, 250, 123, 0.12) 50%, rgba(255, 184, 108, 0.15) 100%) !important;
    border: 1px solid rgba(139, 233, 253, 0.3) !important;
    border-radius: 20px !important;
    backdrop-filter: blur(20px) !important;
    overflow: hidden !important;
    box-shadow: 
      0 20px 60px rgba(139, 233, 253, 0.15),
      0 0 0 1px rgba(255,255,255,0.08),
      inset 0 1px 0 rgba(255,255,255,0.15) !important;
    transform: translateY(0px) !important;
    animation: introFloat 6s ease-in-out infinite !important;
    animation-play-state: running !important;
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
    will-change: transform;
    backface-visibility: hidden;
    pointer-events: auto !important;
  }
  .intro-wrapper::before {
    content: '' !important;
    position: absolute !important;
    top: -2px !important;
    left: -2px !important;
    right: -2px !important;
    bottom: -2px !important;
    background: linear-gradient(45deg, #8be9fd, #50fa7b, #ffb86c, #ff79c6, #bd93f9, #8be9fd) !important;
    background-size: 400% 400% !important;
    border-radius: 22px !important;
    z-index: -1 !important;
    animation: rainbowBorder 4s ease infinite !important;
    opacity: 0.3 !important;
  }
  .intro-wrapper::after {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(90deg, transparent, rgba(139, 233, 253, 0.2), transparent) !important;
    z-index: 1 !important;
    border-radius: 20px !important;
    transform: translateX(-100%) !important;
    animation: lightSweep 8s ease-in-out infinite !important;
  }
  .intro-wrapper:hover {
    transform: translateY(-3px) scale(1.01) !important;
  }
  .header-logo {
    margin: 1rem 0;
    width: 100%;
    max-width: 100%;
  }
  
  .main-logo {
    width: min(100%, 400px);
    filter: drop-shadow(0 4px 20px rgba(139, 233, 253, 0.4)) !important;
  }
  .logos {
    padding: 1rem 0.5rem;
    background: linear-gradient(135deg, rgba(20,20,20,0.92) 0%, rgba(26,26,26,0.88) 100%);
    color: #f0f0f0;
    border-color: rgba(255,255,255,0.08);
  }
  .logos-title {
    font-size: 1rem;
    color: #fff;
  }
  .logos-row {
    flex-direction: column;
    align-items: stretch;
    gap: 1.5rem;
    flex-wrap: wrap;
  }
  .logo-item {
    width: 100%;
    min-width: 0;
  }
  .logo-item img {
    width: 100%;
    max-width: 98vw;
    height: 90px;
    margin-left: auto;
    margin-right: auto;
    display: block;
  }
  .section {
    padding: 1.2rem 0.5rem 1rem 0.5rem;
    background: #1f1f1f;
  }
  .section-header {
    gap: 0.7rem;
  }
  .section-icon {
    font-size: 1.3rem;
    width: 2.2rem;
    height: 2.2rem;
  }
  .section h2 {
    font-size: 1.05rem;
  }
}

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

.intro-text {
  -webkit-text-stroke: none;
  color: #fff;
  font-weight: 800;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
  line-height: 1.7;
  font-size: 1.1rem;
  position: relative;
  z-index: 3;
}

.intro-wrapper {
  position: relative;
  margin: 2rem 0;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(139, 233, 253, 0.1) 0%, rgba(80, 250, 123, 0.08) 50%, rgba(255, 184, 108, 0.1) 100%);
  border-radius: 20px;
  border: 1px solid rgba(139, 233, 253, 0.2);
  backdrop-filter: blur(20px);
  transform-style: preserve-3d;
  perspective: 1000px;
  overflow: hidden;
  box-shadow: 
    0 20px 60px rgba(139, 233, 253, 0.1),
    0 0 0 1px rgba(255,255,255,0.05),
    inset 0 1px 0 rgba(255,255,255,0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  animation: introFloat 6s ease-in-out infinite;
}

.intro-wrapper::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(45deg, #8be9fd, #50fa7b, #ffb86c, #ff79c6, #bd93f9, #8be9fd);
  background-size: 400% 400%;
  border-radius: 22px;
  z-index: -1;
  animation: rainbowBorder 4s ease infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.intro-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(139, 233, 253, 0.4), transparent);
  transform: translateX(-100%);
  transition: transform 0.5s ease;
  z-index: 1;
  border-radius: 20px;
}

.intro-wrapper:hover {
  transform: translateY(-10px) rotateX(5deg) rotateY(5deg) scale(1.02);
  box-shadow: 
    0 40px 80px rgba(139, 233, 253, 0.2),
    0 0 0 1px rgba(139, 233, 253, 0.3),
    inset 0 2px 0 rgba(255,255,255,0.2);
}

.intro-wrapper:hover::before {
  opacity: 1;
}

.intro-wrapper:hover::after { transform: translateX(100%); }

@keyframes introFloat {
  0%, 100% { 
    transform: translateY(0) rotateX(0deg);
  }
  50% { 
    transform: translateY(-5px) rotateX(2deg);
  }
}

@keyframes rainbowBorder {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@media (max-width: 600px) {
  @keyframes introFloat {
    0%, 100% { 
      transform: translateY(0px) rotateX(0deg);
    }
    50% { 
      transform: translateY(-8px) rotateX(1deg);
    }
  }
  
  @keyframes lightSweep {
    0%, 100% { 
      transform: translateX(-100%);
    }
    50% { 
      transform: translateX(100%);
    }
  }
}

.highlight-text {
  background: linear-gradient(135deg, #8be9fd 0%, #50fa7b 50%, #ffb86c 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: textShimmer 2s ease-in-out infinite;
  position: relative;
}

.highlight-text::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #8be9fd, #50fa7b, #ffb86c);
  opacity: 0.6;
  animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { 
    opacity: 0.3; 
    transform: scaleX(0.8);
  }
  50% { 
    opacity: 0.8; 
    transform: scaleX(1);
  }
}

.section:hover,
.logo-item:hover,
.logos:hover {
  cursor: default;
}

.section::after {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  bottom: -1px;
  background: linear-gradient(45deg, transparent, rgba(139, 233, 253, 0.1), transparent, rgba(80, 250, 123, 0.1), transparent);
  background-size: 400% 400%;
  border-radius: 20px;
  z-index: -1;
  animation: borderGlow 6s ease infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.section:hover::after {
  opacity: 1;
}

@keyframes borderGlow {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.lang-toggle {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10000 !important;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  padding: 8px;
  border-radius: 12px;
  border: 1px solid rgba(139, 233, 253, 0.3);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.lang-toggle button {
  background: transparent;
  border: none;
  padding: 4px 6px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  opacity: 0.7;
}

.lang-toggle button:hover {
  background: rgba(139, 233, 253, 0.1);
  opacity: 1;
  transform: scale(1.1);
}

.lang-toggle button.active {
  background: rgba(139, 233, 253, 0.2);
  opacity: 1;
  box-shadow: 0 0 8px rgba(139, 233, 253, 0.4);
}

.lang-toggle button img {
  display: block;
  width: 18px;
  height: 12px;
  border-radius: 2px;
}

@media (max-width: 600px) {
  .lang-toggle {
    top: 15px;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    gap: 6px;
    padding: 6px;
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .lang-toggle button {
    padding: 4px 5px;
  }
  
  .lang-toggle button img {
    width: 20px;
    height: 14px;
  }
}

@media (max-width: 375px) {
  .lang-toggle {
    top: 10px;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    gap: 4px;
    padding: 5px 7px;
  }
  
  .lang-toggle button img {
    width: 18px;
    height: 12px;
  }
}