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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  background: #020617;
  color: #f8fafc;
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

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

.container {
  width: min(1120px, 90%);
  margin: 0 auto;
}

.section {
  padding: 100px 0;
}

.section-dark {
  background: rgba(15, 23, 42, 0.7);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.cursor-glow {
  position: fixed;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(34, 211, 238, 0.28);
  box-shadow: 0 0 30px rgba(34, 211, 238, 0.45);
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 2000;
  transition: width 0.18s ease, height 0.18s ease, background 0.18s ease;
}

.cursor-glow.active {
  width: 40px;
  height: 40px;
  background: rgba(96, 165, 250, 0.24);
}

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(2, 6, 23, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.logo {
  font-size: 1.3rem;
  font-weight: 900;
  color: #ffffff;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  position: relative;
  color: #cbd5e1;
  font-weight: 600;
  transition: color 0.25s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -7px;
  width: 0;
  height: 2px;
  background: #22d3ee;
  transition: width 0.25s ease;
}

.nav-links a:hover {
  color: #67e8f9;
}

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

.hero {
  padding: 72px 0 90px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 360px;
  align-items: start;
  gap: 56px;
}

.hero-text {
  padding-top: 40px;
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 5rem);
  line-height: 1.03;
  font-weight: 900;
  max-width: 760px;
  letter-spacing: -0.03em;
}

.gradient-text {
  display: block;
  background: linear-gradient(90deg, #67e8f9, #7dd3fc, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  margin-top: 24px;
  max-width: 650px;
  color: #dbe4f0;
  font-size: 1.16rem;
  line-height: 1.9;
}

.hero-buttons,
.contact-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.btn {
  display: inline-block;
  padding: 14px 24px;
  border-radius: 18px;
  font-weight: 800;
  transition: all 0.25s ease;
}

.btn:hover {
  transform: translateY(-3px);
}

.btn-primary {
  background: #22d3ee;
  color: #082f49;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #ffffff;
}

.hero-contact-card {
  margin-top: 28px;
  padding: 20px 22px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: grid;
  gap: 12px;
  max-width: 520px;
}

.hero-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #d7e3f0;
  font-weight: 500;
}

.contact-icon {
  width: 24px;
  display: inline-flex;
  justify-content: center;
}

.stats-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 760px;
}

.stat-card,
.skill-card,
.project-card,
.about-card,
.contact-box,
.experience-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.interactive:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 211, 238, 0.28);
  box-shadow: 0 20px 45px rgba(2, 8, 23, 0.28);
}

.stat-card {
  padding: 22px;
}

.stat-card h3 {
  font-size: 1.2rem;
  line-height: 1.3;
}

.stat-label,
.section-tag {
  color: #94a3b8;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.hero-image-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding-top: 8px;
}

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

.hero-image img {
  width: 320px;
  height: 400px;
  object-fit: cover;
  object-position: top center;
  border-radius: 24px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-skill-pill {
  display: inline-flex;
  justify-content: center;
  text-align: center;
  padding: 14px 18px;
  border-radius: 999px;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.2);
  color: #67e8f9;
  font-size: 0.95rem;
  font-weight: 700;
  max-width: 340px;
  line-height: 1.5;
}

.section-heading {
  margin-bottom: 52px;
}

.section-heading.center,
.contact-box,
.footer-content {
  text-align: center;
}

.section-heading h2,
.contact-box h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.1;
  font-weight: 900;
}

.about-grid,
.skills-grid,
.projects-grid,
.experience-grid {
  display: grid;
  gap: 24px;
}

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

.skills-grid {
  grid-template-columns: repeat(3, 1fr);
}

.projects-grid {
  grid-template-columns: repeat(2, 1fr);
  align-items: stretch;
}

.experience-grid {
  grid-template-columns: repeat(3, 1fr);
}

.about-card,
.skill-card,
.project-content,
.contact-box,
.experience-card {
  padding: 28px;
}

.about-card h3,
.skill-card h3,
.project-content h3,
.experience-card h3 {
  margin-bottom: 14px;
  line-height: 1.35;
}

.about-card p {
  color: #e2e8f0;
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 14px;
}

.about-points,
.skill-tags,
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.about-points div,
.skill-tags span,
.project-tags span {
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.2);
  color: #cffafe;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}

.experience-card .company {
  color: #22d3ee;
  font-weight: 700;
  margin-bottom: 4px;
}

.experience-card .period {
  color: #94a3b8;
  font-size: 0.92rem;
  margin-bottom: 14px;
}

.experience-card ul {
  padding-left: 18px;
}

.experience-card li {
  margin-bottom: 9px;
  color: #e2e8f0;
}

.project-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-image {
  position: relative;
  height: 170px;
  background: linear-gradient(
    135deg,
    rgba(34, 211, 238, 0.16),
    rgba(59, 130, 246, 0.16),
    rgba(15, 23, 42, 0.95)
  );
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-number {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 3rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.09);
}

.project-image-label {
  padding: 16px 22px;
  border-radius: 18px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
  background: rgba(2, 6, 23, 0.35);
  color: #e2e8f0;
  font-weight: 800;
  font-size: 1.05rem;
  text-align: center;
  max-width: 85%;
  line-height: 1.4;
}

.project-content {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-content p {
  color: #e2e8f0;
  line-height: 1.75;
  margin-bottom: 16px;
}

.project-tags {
  margin-top: auto;
}

.contact-box {
  max-width: 900px;
  margin: 0 auto;
}

.contact-text {
  margin-top: 20px;
  color: #cbd5e1;
  font-size: 1.05rem;
}

.footer {
  padding: 28px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-image-wrap {
    order: -1;
  }

  .hero-image img {
    width: 260px;
    height: 320px;
  }

  .hero-text {
    padding-top: 0;
  }

  .about-grid,
  .skills-grid,
  .projects-grid,
  .stats-grid,
  .experience-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 78px 0;
  }

  .hero-buttons,
  .contact-buttons {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  .nav-links {
    gap: 16px;
    font-size: 0.95rem;
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}