:root {
  --bg: #0b1020;
  --panel: #121a2c;
  --panel-strong: #172339;
  --card: rgba(255, 255, 255, 0.04);
  --text: #edf2ff;
  --muted: #b8c4df;
  --primary: #78d9d5;
  --primary-strong: #42b7ae;
  --accent: #8ea7ff;
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 24px 60px rgba(12, 20, 36, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(180deg, #0a0f1d 0%, #0d1526 100%);
  color: var(--text);
  line-height: 1.6;
}

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

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

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(11, 16, 32, 0.74);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
}

.brand {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.main-nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.main-nav a {
  color: var(--muted);
  font-size: 0.96rem;
  transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--text);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  margin-left: 1rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  margin: 5px auto;
  border-radius: 2px;
}

.hero {
  padding: 5rem 0 3.5rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  align-items: center;
  gap: 2rem;
}

.eyebrow {
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 700;
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(2.6rem, 5vw, 5rem);
  line-height: 1.05;
  letter-spacing: -0.06em;
}

.tagline {
  max-width: 620px;
  margin-top: 1.1rem;
  color: var(--muted);
  font-size: 1.06rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #08111d;
  box-shadow: 0 18px 36px rgba(120, 217, 213, 0.28);
}

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

.mini-stats {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.mini-stats li {
  min-width: 120px;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
}

.mini-stats strong {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 0.2rem;
}

.mini-stats span {
  color: var(--muted);
  font-size: 0.82rem;
}

.hero-panel {
  display: flex;
  justify-content: center;
}

.profile-card {
  width: min(100%, 420px);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 2rem;
  box-shadow: var(--shadow);
}

.profile-image {
  width: 100%;
  max-width: 270px;
  height: 270px;
  object-fit: cover;
  border-radius: 24px;
  display: block;
  margin: 0 auto 1.5rem;
  border: 1px solid var(--border);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

.avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #07121f;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.pill {
  display: inline-block;
  font-size: 0.72rem;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: rgba(120, 217, 213, 0.1);
  border: 1px solid rgba(120, 217, 213, 0.3);
  color: var(--primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card-details h2 {
  margin: 1rem 0 0.75rem;
  font-size: 1.8rem;
}

.card-details p {
  color: var(--muted);
  margin: 0;
}

.section {
  padding: 5rem 0;
}

.alt-bg {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-heading {
  margin-bottom: 2rem;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.05em;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.3rem;
}

.about-card,
.project-card,
.edu-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.about-card p,
.project-card p,
.edu-item p,
.site-footer p {
  color: var(--muted);
  margin: 0;
}

.about-card.accent {
  background: linear-gradient(135deg, rgba(120, 217, 213, 0.12), rgba(142, 167, 255, 0.08));
}

.project-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
}

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

.project-meta h3 {
  margin: 0.65rem 0 0;
  font-size: 1.7rem;
  letter-spacing: -0.04em;
}

.project-tag {
  display: inline-flex;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: rgba(142, 167, 255, 0.1);
  border: 1px solid rgba(142, 167, 255, 0.3);
  color: #dfe7ff;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

.tech-stack span,
.skills-list span {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.82rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.82rem;
}

.project-card a {
  color: var(--primary);
  font-weight: 700;
  margin-top: auto;
}

.edu-item h3 {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
}

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.site-footer {
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--border);
}

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

.footer-name {
  margin: 0 0 0.4rem;
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 700;
}

.footer-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
}

.email-text {
  display: inline-block;
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.01em;
  user-select: all;
}

@media (max-width: 820px) {
  .hero-inner,
  .about-grid,
  .project-list {
    grid-template-columns: 1fr;
  }

  .main-nav {
    position: absolute;
    top: 78px;
    right: 1rem;
    left: 1rem;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 1.2rem;
    background: rgba(11, 16, 32, 0.96);
    border: 1px solid var(--border);
    border-radius: 16px;
  }

  .main-nav.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}