:root {
  --bg: #070b1a;
  --bg-soft: rgba(15, 23, 42, 0.7);
  --surface: rgba(10, 17, 33, 0.78);
  --surface-strong: rgba(9, 14, 27, 0.95);
  --border: rgba(148, 163, 184, 0.16);
  --text: #f8fafc;
  --muted: #94a3b8;
  --primary: #7c3aed;
  --primary-2: #22d3ee;
  --success: #22c55e;
  --shadow: 0 24px 80px rgba(2, 8, 23, 0.5);
  --radius: 24px;
  --radius-sm: 18px;
  --container: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

button {
  font: inherit;
}

.container {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.section {
  position: relative;
  padding: 110px 0;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(circle at center, black 30%, transparent 85%);
  pointer-events: none;
  z-index: -3;
}

.bg-orb {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
  z-index: -2;
}

.orb-1 {
  top: -80px;
  left: -120px;
  background: var(--primary);
}

.orb-2 {
  right: -120px;
  top: 140px;
  background: var(--primary-2);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(7, 11, 26, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.site-nav a {
  color: var(--muted);
  transition: color 0.2s ease;
}

.site-nav a:hover {
  color: var(--text);
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 14px;
  color: var(--text);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  margin: 4px auto;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.hero {
  padding-top: 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: center;
}

.hero-content,
.hero-card,
.card,
.stack-card,
.project-card,
.contact-box {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.hero-content {
  padding: 40px;
}

.eyebrow,
.section-kicker,
.project-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid rgba(124, 58, 237, 0.28);
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.12);
  color: #d8b4fe;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 18px;
}

.hero h1,
.section-heading h2,
.contact-box h2 {
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  max-width: 12ch;
}

.hero-text {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 58ch;
  margin-top: 22px;
}

.hero-subtitle {
  margin-top: 14px;
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  color: #c4b5fd;
  font-weight: 600;
}

.experience-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
}

.experience-card,
.experience-metrics {
  padding: 30px;
}

.experience-card h3,
.experience-metrics h3,
.project-card h3 {
  font-size: 1.35rem;
  margin-bottom: 14px;
}

.experience-card p,
.experience-metrics p,
.project-card p,
.card p,
.card li {
  color: var(--muted);
}

.experience-card ul,
.project-card ul {
  margin: 18px 0 0 18px;
  display: grid;
  gap: 10px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.metrics-grid div {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.metrics-grid strong {
  display: block;
  margin-bottom: 6px;
}

.metrics-grid span {
  color: var(--muted);
  font-size: 0.95rem;
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.hero-badges,
.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.hero-badges span,
.project-tech span {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.1);
  border: 1px solid rgba(148, 163, 184, 0.14);
  color: #dbeafe;
  font-size: 0.95rem;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 14px;
  border: 1px solid transparent;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #9333ea);
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(34, 211, 238, 0.22);
}

.hero-card {
  padding: 22px;
}

.hero-card-top {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.14);
}

.certificate-image img {
  object-fit: cover;
}

.project-image {
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 18px;
}

.project-image img {
  width: 100%;
  display: block;
  transition: transform .4s ease;
}

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.certificate-image {
  background: #0f172a;
  border-radius: 16px;
  padding: 12px;
  overflow: hidden;
}

.certificate-image img {
  width: 100%;
  border-radius: 10px;
}

.hero-card img {
  filter: drop-shadow(0 0 30px rgba(130, 120, 255, .5));

  transform: scale(1.25);
  transition: transform .4s ease;
  animation: float 6s ease-in-out infinite;
}

.hero-card img:hover {
  transform: scale(1.35);
}

.hero-card-info span {
  word-break: break-word;
  overflow-wrap: anywhere;
}

.hero-card-info {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.hero-card-info div,
.stack-card,
.project-card,
.card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.hero-card-info div {
  padding: 16px;
  border-radius: var(--radius-sm);
}

.hero-card-info strong,
.stack-card span,
.project-card h3,
.card h3 {
  display: block;
  margin-bottom: 6px;
}

.hero-card-info span,
.stack-card small,
.section-heading p,
.project-card p,
.contact-box p,
.card p,
.card li {
  color: var(--muted);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.section-heading h2,
.contact-box h2 {
  font-size: clamp(1.9rem, 3.7vw, 3rem);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
}

.card {
  padding: 28px;
}

.card p+p {
  margin-top: 14px;
}

.highlight ul {
  list-style: none;
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.highlight li {
  position: relative;
  padding-left: 20px;
}

.highlight li::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.stack-card {
  padding: 22px;
  border-radius: var(--radius-sm);
}

.stack-card span {
  font-size: 1.05rem;
  font-weight: 700;
}

.projects-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 20px;
}

.project-card {
  padding: 28px;
  border-radius: var(--radius);
}

.featured {
  grid-row: span 2;
  background: linear-gradient(180deg, rgba(124, 58, 237, 0.16), rgba(34, 211, 238, 0.07));
}

.project-card ul {
  list-style: none;
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.project-card li {
  position: relative;
  padding-left: 18px;
}

.project-card li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #c4b5fd;
}

.contact-box {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
  padding: 36px;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 28px 0 40px;
}

.footer-wrapper {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  color: var(--muted);
  font-size: 0.95rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 {
  transition-delay: 0.08s;
}

.delay-2 {
  transition-delay: 0.16s;
}

@media (max-width: 1080px) {

  .hero-grid,
  .about-grid,
  .projects-grid,
  .contact-box {
    grid-template-columns: 1fr;
  }

  .featured {
    grid-row: auto;
  }

  .stack-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .section {
    padding: 82px 0;
  }

  .menu-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 18px;
    background: var(--surface-strong);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .hero-content,
  .hero-card,
  .card,
  .project-card,
  .contact-box {
    padding: 24px;
  }

  .hero-card-info,
  .stack-grid {
    grid-template-columns: 1fr;
  }

  .footer-wrapper {
    flex-direction: column;
  }
}


@media (max-width: 960px) {

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

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