:root {
  --bg-dark: #0d0d0d;
  --text-light: #f0f0f0;
  --text-muted: #888888;
  --accent: #00ffe0;
  --accent-hover: #14f1c8;
  --container-width: 1200px;
  --radius: 1rem;
  --transition: all 0.3s ease;
}

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

html, body {
  width: 100%;
  height: 100%;
  scroll-behavior: smooth;
  background: var(--bg-dark);
  color: var(--text-light);
  font-family: "Plus Jakarta Sans", "Inter", "Pretendard", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  letter-spacing: -0.02em;
}

.site-header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: none;
}
.site-header .header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
}
.site-header .header-container .logo a {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--accent);
  text-decoration: none;
}
.site-header .header-container .nav-buttons {
  display: flex;
  gap: 0.8rem;
}
.site-header .header-container .nav-buttons .nav-btn {
  display: inline-block;
  font-size: 0.85rem;
  padding: 0.4rem 0.9rem;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  background: transparent;
  transition: var(--transition);
}
.site-header .header-container .nav-buttons .nav-btn:hover {
  background: var(--accent);
  color: #000;
}

section {
  position: relative;
  min-height: 100vh;
  width: 100%;
  overflow: hidden;
  text-align: center;
  padding: 8rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
section .container {
  position: relative;
  z-index: 2;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 8rem 2rem;
}

.particles-bg, .glow-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.particles-bg {
  opacity: 0.5;
  z-index: 0;
}

.glow-layer {
  z-index: 1;
}

.section-title {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: 5rem;
  color: var(--text-light);
}

.hero {
  background: radial-gradient(ellipse at center, rgba(20, 20, 40, 0.3) 0%, var(--bg-dark) 80%);
}
.hero .hero-title {
  font-size: clamp(3.5rem, 9vw, 7rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 2rem;
}
.hero .hero-subtitle {
  font-size: 1.6rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
}
.hero .btn-primary {
  opacity: 0;
  transform: translateY(40px);
  visibility: hidden;
}

.btn-primary {
  margin-top: 2rem;
  display: inline-block;
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: var(--bg-dark);
  font-weight: 700;
  font-size: 1.2rem;
  border-radius: 999px;
  text-decoration: none;
  border: none;
  transition: var(--transition);
  box-shadow: 0 6px 20px rgba(0, 255, 224, 0.25);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-hover), var(--accent));
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 8px 28px rgba(0, 255, 224, 0.4);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
}
.about-grid .about-text h2 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}
.about-grid .about-text p {
  font-size: 1.3rem;
  color: var(--text-muted);
  line-height: 1.8;
}
.about-grid .about-image img {
  width: 100%;
  border-radius: var(--radius);
}

.skills-grid, .projects-grid {
  display: flex;
  flex-wrap: wrap;
  font-size: 1.5rem;
  gap: 3rem;
  justify-content: center;
}
.skills-grid .skill-item, .skills-grid .project-item, .projects-grid .skill-item, .projects-grid .project-item {
  min-width: 320px;
  max-width: 420px;
  padding: 2.5rem 2rem;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}
.skills-grid .skill-item:hover, .skills-grid .project-item:hover, .projects-grid .skill-item:hover, .projects-grid .project-item:hover {
  transform: translateY(-8px) rotateX(3deg) rotateY(3deg);
  box-shadow: 0 10px 40px rgba(0, 255, 224, 0.2);
}

.skill-details, .project-details {
  list-style: none;
  padding: 0;
  margin-top: 1rem;
}
.skill-details li, .project-details li {
  margin-bottom: 0.8rem;
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.cta-container {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4rem;
  opacity: 0;
  transform: translateY(40px);
  transition: var(--transition);
}
.cta-container .cta-title {
  font-size: 3.2rem;
  font-weight: 900;
}
.cta-container .cta-contact-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 2.5rem 3.5rem;
  border-radius: var(--radius);
  width: 100%;
  max-width: 640px;
  text-align: left;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(18px);
  transition: var(--transition);
}
.cta-container .cta-contact-card:hover {
  transform: translateY(-5px) scale(1.02);
  background: rgba(255, 255, 255, 0.1);
}

.cta-contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.cta-contact-list li {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.3rem;
  color: var(--text-muted);
}
.cta-contact-list li:hover {
  color: var(--accent);
}
.cta-contact-list li span {
  font-weight: 800;
  color: var(--accent);
}
.cta-contact-list li a {
  font-weight: 600;
  color: var(--text-light);
  text-decoration: none;
}
.cta-contact-list li a:hover {
  color: var(--accent-hover);
  text-shadow: 0 0 8px rgba(0, 255, 224, 0.4);
}

.footer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}
.footer-container .footer-text {
  font-size: 1.2rem;
  color: var(--text-muted);
}
.footer-container .social-icons {
  display: flex;
  gap: 2rem;
}
.footer-container .social-icons a {
  color: var(--text-muted);
  font-size: 1.2rem;
  text-decoration: none;
  transition: var(--transition);
}
.footer-container .social-icons a:hover {
  color: var(--accent);
  text-shadow: 0 0 8px rgba(0, 255, 224, 0.5);
}

.form-container {
  background: rgba(255, 255, 255, 0.05);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: 0 0 20px rgba(0, 255, 224, 0.2);
  text-align: center;
  width: 400px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.form-container h1 {
  margin-bottom: 1rem;
}
.form-container input {
  width: 100%;
  padding: 0.8rem;
  margin-bottom: 1rem;
  border: none;
  border-radius: 0.5rem;
}
.form-container button {
  width: 100%;
}

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

.user-name {
  font-size: 0.9rem;
  color: var(--accent);
  margin-right: 0.8rem;
  align-self: center;
}

.user-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(0, 255, 224, 0.3);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
  color: var(--accent);
  font-size: 1rem;
  line-height: 1.6;
}

.error-message {
  color: #ff4d4f;
  font-size: 0.85rem;
  margin: -0.5rem 0 1rem 0;
  text-align: left;
}

@keyframes fadeUp {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .hero-subtitle {
    font-size: 1.2rem;
  }
}

/*# sourceMappingURL=style.css.map */