* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #151520;
  --bg-tertiary: #1e1e2e;
  --bg-glass: rgba(255, 255, 255, 0.05);
  --bg-glass-hover: rgba(255, 255, 255, 0.1);

  --accent-primary: #00d4ff;
  --accent-secondary: #7c3aed;
  --accent-gradient: linear-gradient(135deg, #00d4ff, #7c3aed);
  --neon-blue: #00d4ff;
  --neon-purple: #8b5cf6;
  --neon-pink: #ec4899;

  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;

  --border-primary: rgba(255, 255, 255, 0.1);
  --border-accent: rgba(0, 212, 255, 0.3);

  --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.3);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-elevated: 0 20px 60px rgba(0, 0, 0, 0.6);

  --font-primary: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --container-max-width: 1200px;
  --section-padding: 5rem 0;

  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;

  --z-particles: -1;
  --z-nav: 1000;
  --z-modal: 2000;
}

[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #e2e8f0;
  --bg-glass: rgba(0, 0, 0, 0.05);
  --bg-glass-hover: rgba(0, 0, 0, 0.1);
  --text-primary: #1a1a1a;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  --border-primary: rgba(0, 0, 0, 0.1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

body.nav-open {
  overflow: hidden;
}

#particles-js {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: var(--z-particles);
  pointer-events: none;
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem);
  width: 100%;
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-primary);
  z-index: var(--z-nav);
  transition: all var(--transition-medium);
  min-height: 70px;
  display: flex;
  align-items: center;
}

[data-theme="light"] .navbar {
  background: rgba(255, 255, 255, 0.85);
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
  border-bottom-color: transparent;
}

[data-theme="light"] .navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.nav-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem clamp(1rem, 3vw, 2rem);
  width: 100%;
  position: relative;
}

.nav-logo {
  display: none;
}

.api-page-brand {
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
}

.api-page-main {
  min-height: 100vh;
  padding-top: 70px;
}

.api-page-section {
  min-height: calc(100vh - 70px);
}

.api-page-back {
  margin-bottom: 2rem;
}

.api-page-header {
  margin-bottom: 2.5rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-left: auto;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  position: relative;
  transition: color var(--transition-fast);
  padding: 0.5rem 0.25rem;
}

.nav-link:hover {
  color: var(--accent-primary);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: width var(--transition-fast);
}

.nav-link:hover::after {
  width: 100%;
}

.theme-toggle {
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: var(--bg-glass-hover);
  color: var(--accent-primary);
  box-shadow: var(--shadow-glow);
}

.language-switcher {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.language-switcher select {
  appearance: none;
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
  font: inherit;
  font-size: 0.85rem;
  padding: 0.55rem 1.8rem 0.55rem 0.7rem;
  transition: all var(--transition-fast);
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 11px) 50%, calc(100% - 7px) 50%;
  background-size: 4px 4px, 4px 4px;
  background-repeat: no-repeat;
}

.language-switcher select:hover,
.language-switcher select:focus {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-glow);
  outline: none;
}

.language-switcher option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: 0.5rem;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 1001;
  border-radius: 10px;
  order: 2;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: center;
}

.hamburger:hover {
  background: var(--bg-glass);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(8.5px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-8.5px) rotate(-45deg);
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: clamp(4rem, 10vh, 6rem) 0 clamp(2rem, 5vh, 3rem);
}

.hero-container {
  width: 100%;
  max-width: var(--container-max-width);
  padding: 0 clamp(1rem, 3vw, 2rem);
  position: relative;
  z-index: 1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  min-height: 70vh;
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
  word-break: break-word;
}

.hologram-text {
  position: relative;
  display: inline-block;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: hologramGlow 3s ease-in-out infinite alternate;
}

.hologram-text::before {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    45deg,
    transparent,
    rgba(0, 212, 255, 0.1),
    transparent
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: hologramScan 2s linear infinite;
}

@keyframes hologramGlow {
  0% {
    filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.5));
  }
  100% {
    filter: drop-shadow(0 0 30px rgba(124, 58, 237, 0.8));
  }
}

@keyframes hologramScan {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--accent-primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
  opacity: 0;
  animation: fadeInUp 1s ease 0.5s forwards;
}

.hero-description {
  font-size: clamp(1rem, 2.2vw, 1.1rem);
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
  max-width: 550px;
  opacity: 0;
  animation: fadeInUp 1s ease 0.7s forwards;
}

.highlight {
  color: var(--accent-primary);
  font-weight: 600;
  position: relative;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  opacity: 0;
  animation: fadeInUp 1s ease 0.9s forwards;
  flex-wrap: wrap;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  min-height: 48px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: clamp(0.9rem, 2vw, 1rem);
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  text-align: center;
  justify-content: center;
}

.cta-button.primary {
  background: var(--accent-gradient);
  color: white;
  border: none;
  box-shadow: var(--shadow-glow);
}

.cta-button.secondary {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: 1px solid var(--border-accent);
  backdrop-filter: blur(10px);
}

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

.cta-button.primary:hover {
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.6);
}

.cta-button.large {
  padding: 1.25rem 2.5rem;
  min-height: 56px;
  font-size: clamp(1rem, 2.2vw, 1.1rem);
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.profile-container {
  position: relative;
  width: 300px;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.profile-glow {
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  background: conic-gradient(
    from 0deg,
    var(--accent-primary),
    var(--accent-secondary),
    var(--neon-pink),
    var(--accent-primary)
  );
  border-radius: 50%;
  opacity: 0.6;
  animation: profileRotate 8s linear infinite;
  filter: blur(20px);
}

.profile-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  position: relative;
  z-index: 2;
  border: 3px solid var(--bg-primary);
  display: block;
  background: var(--bg-secondary);
  min-width: 300px;
  min-height: 300px;
  aspect-ratio: 1 / 1;
}

.profile-border {
  position: absolute;
  top: -10px;
  left: -10px;
  right: -10px;
  bottom: -10px;
  background: conic-gradient(
    from 0deg,
    var(--accent-primary),
    var(--accent-secondary),
    var(--neon-pink),
    var(--accent-primary)
  );
  border-radius: 50%;
  z-index: 1;
  animation: profileRotate 8s linear infinite reverse;
}

.profile-img[src=""],
.profile-img:not([src]) {
  background: linear-gradient(
    135deg,
    var(--accent-primary),
    var(--accent-secondary)
  );
  position: relative;
}

.profile-img[src=""]::after,
.profile-img:not([src])::after {
  content: "아부 알훈";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 2rem;
  font-weight: 700;
  z-index: 3;
}

@keyframes profileRotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  animation: bounce 2s infinite;
}

.scroll-line {
  width: 1px;
  height: 30px;
  background: var(--accent-primary);
  opacity: 0.5;
}

.scroll-text {
  font-size: 0.9rem;
  font-weight: 500;
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

@keyframes scrollBounceMobile {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

section {
  padding: clamp(3rem, 8vw, 5rem) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.section-title {
  font-size: clamp(1.75rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section-number {
  font-family: var(--font-mono);
  color: var(--accent-primary);
  font-size: clamp(1rem, 2vw, 1.2rem);
  margin-right: 0.5rem;
}

.section-subtitle {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
  padding: 0 0.5rem;
}

.about {
  background: var(--bg-secondary);
}

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.about-text p {
  margin-bottom: 1.5rem;
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: var(--text-secondary);
  line-height: 1.8;
}

.tech-stack {
  margin-top: 2rem;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
}

.tech-item {
  display: flex !important;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  backdrop-filter: blur(10px);
  color: var(--text-primary);
  white-space: nowrap;
}

.tech-item i {
  font-size: 1.2rem;
  color: var(--accent-primary);
  min-width: 1.2rem;
  display: inline-block;
}

.tech-item:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.stat-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: all var(--transition-medium);
}

.stat-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-accent);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

.stat-number {
  font-size: clamp(2rem, 5vw, 2.5rem);
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}

.projects {
  background: var(--bg-primary);
}

.loading-container,
.error-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.loading-spinner {
  text-align: center;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 3px solid var(--border-primary);
  border-top: 3px solid var(--accent-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.error-card {
  background: var(--bg-glass);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 16px;
  padding: clamp(2rem, 5vw, 3rem);
  text-align: center;
  max-width: 400px;
  backdrop-filter: blur(10px);
  width: 100%;
}

.error-icon {
  font-size: 3rem;
  color: #ef4444;
  margin-bottom: 1rem;
}

.error-card h3 {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.error-card p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 20px;
  padding: 2rem;
  backdrop-filter: blur(20px);
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.project-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-medium);
}

.project-card:hover::before {
  transform: scaleX(1);
}

.project-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-accent);
  transform: translateY(-8px);
  box-shadow: var(--shadow-elevated);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
}

.project-title-wrapper {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
  min-width: 0;
}

.project-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
  word-break: break-word;
}

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

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-block;
  width: fit-content;
}

.badge.new {
  background: rgba(34, 197, 94, 0.2);
  color: #22c55e;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.project-description {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.95rem;
  flex-grow: 1;
}

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

.language-tag {
  padding: 0.35rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid var(--border-primary);
  font-size: 0.85rem;
  gap: 1rem;
}

.project-stats {
  display: flex;
  gap: 1rem;
}

.stat {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--text-muted);
}

.stat i {
  font-size: 0.8rem;
  color: var(--accent-primary);
}

.project-updated {
  color: var(--text-muted);
  font-size: 0.8rem;
  white-space: nowrap;
}

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

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: 25px;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.85rem;
  transition: all var(--transition-fast);
  flex: 1;
  justify-content: center;
  min-width: 120px;
}

.project-link:hover {
  background: var(--accent-primary);
  color: white;
  transform: translateY(-2px);
  border-color: var(--accent-primary);
}

.api {
  background: var(--bg-secondary);
}

.api-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
}

.api-endpoint-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 20px;
  padding: 2rem;
  backdrop-filter: blur(20px);
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.api-endpoint-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
}

.api-endpoint-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow);
}

.project-api-directory {
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  overflow: hidden;
  backdrop-filter: blur(20px);
}

.project-api-directory .api-example-header {
  align-items: flex-start;
  flex-direction: column;
  gap: 0.35rem;
}

.project-api-directory .api-example-header p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
}

.project-api-list {
  display: grid;
  gap: 0.75rem;
  padding: 1rem;
}

.project-api-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: 10px;
}

.project-api-details {
  min-width: 0;
}

.project-api-details h4 {
  color: var(--text-primary);
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.project-api-details span {
  color: var(--text-secondary);
  display: block;
  font-size: 0.8rem;
  margin-bottom: 0.45rem;
}

.project-api-details code {
  color: var(--accent-primary);
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  overflow-wrap: anywhere;
}

.project-api-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.project-api-view {
  align-items: center;
  background: var(--accent-gradient);
  border-radius: 8px;
  color: white;
  display: inline-flex;
  font-size: 0.8rem;
  font-weight: 600;
  gap: 0.4rem;
  padding: 0.65rem 0.8rem;
  text-decoration: none;
  white-space: nowrap;
}

.project-api-view:hover {
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.project-api-copy {
  flex-shrink: 0;
}

.project-api-empty {
  color: var(--text-secondary);
  margin: 0;
  text-align: center;
}

.api-endpoint-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.api-endpoint-icon {
  font-size: 1.5rem;
  color: var(--accent-primary);
}

.api-endpoint-header h3 {
  font-size: 1.3rem;
  color: var(--text-primary);
  font-weight: 600;
}

.api-url-container {
  display: flex;
  gap: 0.75rem;
  align-items: stretch;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.api-url {
  flex: 1;
  min-width: 0;
  padding: 1rem 1.25rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: 12px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent-primary);
  word-break: break-all;
  display: flex;
  align-items: center;
  transition: all var(--transition-fast);
}

.api-url-container:hover .api-url {
  border-color: var(--border-accent);
}

.api-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  background: var(--accent-gradient);
  color: white;
  border: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  box-shadow: var(--shadow-glow);
}

.api-copy-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.6);
}

.api-copy-btn.copied {
  background: linear-gradient(135deg, #22c55e, #16a34a);
  box-shadow: 0 0 30px rgba(34, 197, 94, 0.6);
}

.api-copy-btn i {
  font-size: 1rem;
}

.api-page-link {
  margin-top: 1.25rem;
}

.api-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.api-info-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 10px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.api-info-item:hover {
  border-color: var(--border-accent);
  color: var(--text-primary);
}

.api-info-item i {
  color: var(--accent-primary);
  font-size: 0.9rem;
  flex-shrink: 0;
}

.api-examples {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
}

.api-example-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  overflow: hidden;
  backdrop-filter: blur(20px);
  transition: all var(--transition-medium);
}

.api-example-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow);
}

.api-example-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-primary);
}

.api-example-header i {
  font-size: 1.4rem;
}

.api-example-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.api-copy-code {
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.api-copy-code:hover {
  background: var(--bg-glass-hover);
  color: var(--accent-primary);
  border-color: var(--border-accent);
}

.api-copy-code.copied {
  background: #22c55e;
  color: white;
  border-color: #22c55e;
}

.api-code {
  padding: 1.25rem;
  margin: 0;
  overflow-x: auto;
  background: transparent;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-secondary);
  white-space: pre;
  -webkit-overflow-scrolling: touch;
}

.api-code::-webkit-scrollbar {
  height: 6px;
}

.api-code::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
}

.api-code::-webkit-scrollbar-thumb {
  background: var(--border-accent);
  border-radius: 3px;
}

.api-code code {
  font-family: inherit;
  color: var(--text-secondary);
}

.contact {
  background: var(--bg-primary);
}

.contact-content {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.contact-cta {
  text-align: center;
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
}

.contact-cta h3 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin-bottom: 1rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.contact-text {
  margin-bottom: 2rem;
  color: var(--text-secondary);
  font-size: clamp(1rem, 2vw, 1.1rem);
}

.contact-buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  width: 100%;
}

.contact-buttons .cta-button {
  min-width: 220px;
}

.contact-social-icons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.contact-social-icon {
  width: 56px;
  height: 56px;
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.contact-social-icon::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.contact-social-icon i {
  position: relative;
  z-index: 1;
  font-size: 1.4rem;
  transition: transform var(--transition-fast);
}

.contact-social-icon:hover {
  border-color: transparent;
  transform: translateY(-4px) scale(1.08);
}

.contact-social-icon:hover::before {
  opacity: 1;
}

.contact-social-icon:hover i {
  color: white;
  transform: scale(1.15);
}

.contact-social-icon.facebook::before {
  background: linear-gradient(135deg, #1877f2, #0d5fce);
}

.contact-social-icon.instagram::before {
  background: linear-gradient(
    135deg,
    #f09433,
    #e6683c,
    #dc2743,
    #cc2366,
    #bc1888
  );
}

.contact-social-icon.github::before {
  background: linear-gradient(135deg, #333333, #24292e);
}

.contact-social-icon.npm::before {
  background: linear-gradient(135deg, #cb3837, #a51f1f);
}

.contact-social-icon.facebook:hover {
  box-shadow: 0 8px 30px rgba(24, 119, 242, 0.5);
}

.contact-social-icon.instagram:hover {
  box-shadow: 0 8px 30px rgba(220, 39, 67, 0.5);
}

.contact-social-icon.github:hover {
  box-shadow: 0 8px 30px rgba(36, 41, 46, 0.5);
}

.contact-social-icon.npm:hover {
  box-shadow: 0 8px 30px rgba(203, 56, 55, 0.5);
}

.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-primary);
  padding: 3rem 0 2rem;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 2px;
  background: var(--accent-gradient);
  border-radius: 50%;
  filter: blur(2px);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  transition: all var(--transition-medium);
}

.footer-logo:hover {
  transform: translateX(4px);
}

.footer-logo .logo-bracket {
  color: var(--accent-primary);
  font-weight: 400;
  transition: color var(--transition-fast);
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.footer-logo .logo-name {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  padding: 0 0.25rem;
  animation: logoGlow 3s ease-in-out infinite alternate;
}

@keyframes logoGlow {
  0% {
    filter: drop-shadow(0 0 5px rgba(0, 212, 255, 0.4));
  }
  100% {
    filter: drop-shadow(0 0 15px rgba(124, 58, 237, 0.7));
  }
}

.footer-logo:hover .logo-bracket {
  color: var(--accent-secondary);
}

.footer-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 340px;
  line-height: 1.6;
  padding-left: 1rem;
  border-left: 2px solid var(--border-accent);
  transition: border-color var(--transition-fast);
}

.footer-description:hover {
  border-left-color: var(--accent-primary);
}

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

.social-link {
  width: 50px;
  height: 50px;
  background: var(--bg-glass);
  border: 1px solid var(--border-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.social-link::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--transition-fast);
  border-radius: 50%;
}

.social-link i {
  position: relative;
  z-index: 1;
  font-size: 1.2rem;
  transition: transform var(--transition-fast);
}

.social-link:hover {
  border-color: transparent;
  transform: translateY(-4px) scale(1.08);
}

.social-link:hover::before {
  opacity: 1;
}

.social-link:hover i {
  color: white;
  transform: rotate(360deg);
}

.social-link.github::before {
  background: linear-gradient(135deg, #333333, #24292e);
}

.social-link.facebook::before {
  background: linear-gradient(135deg, #1877f2, #0d5fce);
}

.social-link.instagram::before {
  background: linear-gradient(
    135deg,
    #f09433,
    #e6683c,
    #dc2743,
    #cc2366,
    #bc1888
  );
}

.social-link.discord::before {
  background: linear-gradient(135deg, #5865f2, #4752c4);
}

.social-link.npm::before {
  background: linear-gradient(135deg, #cb3837, #a51f1f);
}

.social-link.email::before {
  background: linear-gradient(135deg, #00d4ff, #7c3aed);
}

.social-link.github:hover {
  box-shadow: 0 8px 30px rgba(36, 41, 46, 0.5);
}

.social-link.facebook:hover {
  box-shadow: 0 8px 30px rgba(24, 119, 242, 0.5);
}

.social-link.instagram:hover {
  box-shadow: 0 8px 30px rgba(220, 39, 67, 0.5);
}

.social-link.discord:hover {
  box-shadow: 0 8px 30px rgba(88, 101, 242, 0.5);
}

.social-link.npm:hover {
  box-shadow: 0 8px 30px rgba(203, 56, 55, 0.5);
}

.social-link.email:hover {
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.5);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-primary);
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.9rem;
  display: inline-block;
  text-align: center;
  line-height: 1.8;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.footer-copyright:hover {
  color: var(--text-secondary);
}

.copyright-symbol {
  color: var(--accent-primary);
  font-size: 1rem;
  display: inline;
  animation: symbolPulse 2s ease-in-out infinite;
}

@keyframes symbolPulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.copyright-year-range {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-weight: 500;
  display: inline;
}

.copyright-year-range #current-year {
  color: var(--accent-primary);
  font-weight: 700;
  display: inline;
}

#current-year {
  color: var(--accent-primary);
  font-weight: 600;
  font-family: var(--font-mono);
  display: inline;
}

.copyright-name {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
  display: inline;
}

.copyright-rights {
  color: var(--text-muted);
  font-style: italic;
  letter-spacing: 0.5px;
  display: inline;
}

#name-changer,
#footer-name-changer {
  display: inline-block;
  will-change: opacity, transform;
}

.music-control {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 30px;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

[data-theme="light"] .music-control {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.08);
}

.music-toggle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  background: linear-gradient(135deg, #00d4ff, #7c3aed);
  color: #fff;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.music-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.5);
}

.music-toggle.playing {
  animation: musicPulse 1.5s ease-in-out infinite;
}

@keyframes musicPulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.6);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(0, 212, 255, 0);
  }
}

.music-volume {
  -webkit-appearance: none;
  appearance: none;
  width: 80px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.2);
  outline: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

[data-theme="light"] .music-volume {
  background: rgba(0, 0, 0, 0.15);
}

.music-volume::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, #00d4ff, #7c3aed);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 212, 255, 0.5);
  transition: transform 0.2s ease;
}

.music-volume::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.music-volume::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(135deg, #00d4ff, #7c3aed);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 212, 255, 0.5);
}

.music-volume::-moz-range-track {
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.2);
}

@media (max-width: 1280px) {
  .hero-content {
    gap: clamp(2rem, 5vw, 3.5rem);
  }

  .about-content {
    gap: clamp(2rem, 5vw, 3rem);
  }

  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
    min-height: auto;
  }

  .hero-text {
    max-width: 700px;
    margin: 0 auto;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    justify-content: center;
  }

  .profile-container {
    width: 260px;
    height: 260px;
    margin: 0 auto;
  }

  .profile-img {
    min-width: 260px;
    min-height: 260px;
  }

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

  .about-stats {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .stat-card {
    flex: 1 1 200px;
    max-width: 280px;
  }

  .api-examples {
    grid-template-columns: 1fr;
  }

  .nav-menu {
    gap: 1rem;
  }

  .nav-link {
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }

  .nav-container {
    padding: 1rem;
    justify-content: space-between;
  }

  .hamburger {
    display: flex;
    margin-left: auto;
    order: 2;
  }

  .nav-menu {
    display: flex !important;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(21, 21, 32, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border-primary);
    flex-direction: column;
    padding: 1rem;
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    max-height: calc(100vh - 70px);
    overflow-y: auto;
    gap: 0.5rem;
    margin-left: 0;
    order: 3;
    pointer-events: none;
  }

  [data-theme="light"] .nav-menu {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  }

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

  .nav-link {
    padding: 1rem 1.25rem;
    width: 100%;
    text-align: center;
    font-size: 1rem;
    font-weight: 500;
    display: block;
    border-radius: 12px;
    border: none;
    color: var(--text-primary);
  }

  .nav-link::after {
    display: none;
  }

  .nav-link:hover,
  .nav-link.active {
    background: var(--bg-glass);
    color: var(--accent-primary);
  }

  .music-control {
    width: 100%;
    justify-content: center;
    padding: 10px 14px;
    margin: 4px 0;
    border-radius: 12px;
    gap: 12px;
  }

  .music-toggle {
    width: 38px;
    height: 38px;
    font-size: 15px;
  }

  .music-volume {
    flex: 1;
    width: auto;
    max-width: 180px;
    height: 5px;
  }

  .theme-toggle {
    margin-top: 0.5rem;
    align-self: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    position: static !important;
    transform: none !important;
  }

  .language-switcher {
    margin-top: 0.5rem;
    justify-content: center;
    width: 100%;
  }

  .language-switcher select {
    min-width: 150px;
  }

  .hero-content {
    gap: 2rem;
  }

  .scroll-indicator {
    position: relative;
    bottom: auto;
    left: auto;
    transform: none;
    margin: 1.5rem auto 0;
    animation: scrollBounceMobile 2s infinite;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .hero-buttons .cta-button {
    width: 100%;
    max-width: 340px;
    margin: 0 auto;
  }

  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .tech-item {
    justify-content: center;
    text-align: center;
    padding: 0.75rem 0.5rem;
    font-size: 0.85rem;
  }

  .about-stats {
    flex-direction: column;
    gap: 1rem;
  }

  .stat-card {
    max-width: 100%;
    padding: 1.5rem 1rem;
  }

  .projects-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .project-api-item {
    align-items: stretch;
    flex-direction: column;
  }

  .project-api-actions {
    justify-content: flex-end;
  }

  .project-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .project-title-wrapper {
    width: 100%;
  }

  .project-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .project-links {
    flex-direction: column;
    width: 100%;
  }

  .project-link {
    width: 100%;
    min-width: 0;
    flex: none;
  }

  .api-url-container {
    flex-direction: column;
  }

  .api-url {
    font-size: 0.8rem;
    padding: 0.85rem 1rem;
    word-break: break-all;
  }

  .api-copy-btn {
    width: 100%;
    justify-content: center;
  }

  .api-info {
    grid-template-columns: 1fr;
  }

  .api-code {
    font-size: 0.75rem;
    padding: 1rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .contact-buttons {
    flex-direction: column;
    gap: 0.75rem;
  }

  .contact-buttons .cta-button {
    width: 100%;
    max-width: 100%;
  }

  .contact-social-icons {
    gap: 0.75rem;
    margin-top: 1.75rem;
  }

  .contact-social-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
  }

  .contact-social-icon i {
    font-size: 1.3rem;
  }

  .social-links {
    justify-content: center;
    gap: 0.75rem;
  }

  .social-link {
    width: 46px;
    height: 46px;
  }

  .social-link i {
    font-size: 1.1rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }

  .footer-left {
    align-items: center;
    width: 100%;
  }

  .footer-description {
    text-align: center;
    padding-left: 0;
    border-left: none;
    max-width: 100%;
  }

  .footer-copyright {
    white-space: normal;
    line-height: 1.6;
    padding: 0 0.5rem;
  }

  .recommended-badge {
    font-size: 0.6rem;
    padding: 0.2rem 0.5rem;
    margin-right: 0.35rem;
  }

  .recommended-badge i {
    font-size: 0.65rem;
  }
}

@media (max-width: 480px) {
  .navbar {
    min-height: 60px;
  }

  .nav-menu {
    top: 60px;
    max-height: calc(100vh - 60px);
    padding: 0.85rem;
  }

  .hamburger {
    width: 40px;
    height: 40px;
  }

  .hamburger span {
    width: 24px;
    height: 2.5px;
  }

  .hamburger.open span:nth-child(1) {
    transform: translateY(8.5px) rotate(45deg);
  }

  .hamburger.open span:nth-child(3) {
    transform: translateY(-8.5px) rotate(-45deg);
  }

  .hero-title {
    font-size: clamp(1.75rem, 9vw, 2.25rem);
  }

  .hero-description {
    font-size: 0.95rem;
    line-height: 1.65;
  }

  .profile-container {
    width: 200px;
    height: 200px;
  }

  .profile-img {
    min-width: 200px;
    min-height: 200px;
  }

  .tech-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

  .tech-item {
    font-size: 0.8rem;
    padding: 0.6rem 0.4rem;
  }

  .tech-item i {
    font-size: 1rem;
  }

  .stat-number {
    font-size: 1.85rem;
  }

  .project-card {
    padding: 1.25rem;
  }

  .project-title {
    font-size: 1.1rem;
  }

  .api-endpoint-card {
    padding: 1.25rem;
  }

  .api-url {
    font-size: 0.72rem;
    padding: 0.75rem 0.85rem;
  }

  .api-copy-btn {
    font-size: 0.85rem;
    padding: 0.75rem 1rem;
  }

  .api-code {
    font-size: 0.7rem;
    padding: 0.75rem;
  }

  .api-example-header {
    padding: 0.75rem 0.85rem;
  }

  .api-example-header i {
    font-size: 1.15rem;
  }

  .api-example-header h3 {
    font-size: 0.9rem;
  }

  .api-copy-code {
    width: 32px;
    height: 32px;
    font-size: 0.75rem;
  }

  .contact-social-icons {
    gap: 0.6rem;
  }

  .contact-social-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
  }

  .contact-social-icon i {
    font-size: 1.2rem;
  }

  .social-links {
    gap: 0.6rem;
  }

  .social-link {
    width: 42px;
    height: 42px;
  }

  .social-link i {
    font-size: 1rem;
  }

  .footer-copyright {
    font-size: 0.8rem;
    white-space: normal;
  }

  .recommended-badge {
    font-size: 0.55rem;
    padding: 0.18rem 0.45rem;
  }

  .recommended-badge i {
    display: none;
  }

  .music-volume {
    max-width: 130px;
  }

  .music-control {
    padding: 10px 14px;
  }
}

@media (max-width: 360px) {
  .hero-title {
    font-size: 1.6rem;
  }

  .profile-container {
    width: 160px;
    height: 160px;
  }

  .profile-img {
    min-width: 160px;
    min-height: 160px;
  }

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

  .tech-item {
    font-size: 0.85rem;
    padding: 0.65rem;
  }

  .project-card {
    padding: 1rem;
    border-radius: 14px;
  }

  .project-title {
    font-size: 1.05rem;
  }

  .project-description {
    font-size: 0.85rem;
  }

  .language-tag {
    font-size: 0.7rem;
    padding: 0.3rem 0.6rem;
  }

  .project-link {
    font-size: 0.8rem;
    padding: 0.6rem 1rem;
  }

  .api-endpoint-card {
    padding: 1rem;
  }

  .api-url {
    font-size: 0.65rem;
    padding: 0.65rem 0.75rem;
  }

  .api-copy-btn {
    font-size: 0.78rem;
    padding: 0.65rem 0.85rem;
  }

  .api-info-item {
    font-size: 0.7rem;
    padding: 0.55rem 0.65rem;
  }

  .api-code {
    font-size: 0.65rem;
    padding: 0.65rem;
  }

  .api-example-header h3 {
    font-size: 0.82rem;
  }

  .contact-social-icon {
    width: 44px;
    height: 44px;
  }

  .contact-social-icon i {
    font-size: 1.1rem;
  }

  .social-link {
    width: 40px;
    height: 40px;
  }

  .social-link i {
    font-size: 0.95rem;
  }

  .footer-copyright {
    font-size: 0.72rem;
  }
}

@media (min-width: 1600px) {
  .container {
    max-width: 1400px;
  }

  .hero-content {
    gap: 6rem;
  }

  .section-title {
    font-size: 3.25rem;
  }
}

@media (min-width: 2000px) {
  html {
    font-size: 18px;
  }

  .container {
    max-width: 1600px;
  }
}

@media (max-width: 900px) and (orientation: landscape) and (max-height: 500px) {
  .hero {
    min-height: auto;
    padding: 4rem 1rem 2rem;
  }

  .hero-content {
    gap: 1.5rem;
  }

  .profile-container {
    width: 160px;
    height: 160px;
  }

  .profile-img {
    min-width: 160px;
    min-height: 160px;
  }

  section {
    padding: 2.5rem 0;
  }

  .nav-menu {
    max-height: calc(100vh - 60px);
    padding: 1rem;
  }
}

@media (max-width: 320px) {
  html {
    font-size: 14px;
  }

  .hero-title {
    font-size: 1.5rem;
  }

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

@media print {
  .navbar,
  #particles-js,
  .scroll-indicator,
  .social-links,
  .cta-button,
  .api-copy-btn,
  .api-copy-code,
  .music-control {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }
}

@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;
  }
}

@media (prefers-contrast: high) {
  :root {
    --border-primary: rgba(255, 255, 255, 0.3);
    --border-accent: rgba(0, 212, 255, 0.6);
  }
}