* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
  background: #050816;
  color: #eef2ff;
  overflow-x: hidden;
  line-height: 1.6;
}

/* PARTICLES */
#tsparticles {
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: -1;
}

/* NAV */
header {
  position: fixed;
  top: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 50px;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(18px);
  z-index: 1000;
}

.logo {
  color: #4ade80;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.nav {
  display: flex;
  gap: 24px;
  list-style: none;
}

.nav a {
  color: #f8fafc;
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.nav a:hover {
  color: #22d3ee;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: 80px;
}

.hero-box {
  width: 100%;
  max-width: 760px;
  text-align: center;
  padding: 40px 30px;
}

.hero-box h1 {
  font-size: clamp(2.75rem, 4vw, 4rem);
  margin-bottom: 12px;
}

.hero-box h2 {
  font-size: 1.4rem;
  margin-bottom: 20px;
  color: #bde0ff;
}

.hero-box p {
  max-width: 700px;
  margin: 0 auto 28px;
  font-size: 1rem;
  color: #d1d5db;
}

/* GLASS EFFECT */
.glass {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(22px);
  border-radius: 24px;
  padding: 40px;
}

/* PROFILE */
.profile {
  width: 132px;
  height: 132px;
  object-fit: cover;
  border-radius: 50%;
  border: 2px solid #22d3ee;
  margin-bottom: 24px;
}

/* BUTTONS */
.btn {
  display: inline-block;
  padding: 12px 26px;
  margin: 10px 8px 0;
  background: #22d3ee;
  color: #030712;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
}

.btn.outline {
  background: transparent;
  border: 1px solid #22d3ee;
  color: #22d3ee;
}

/* SECTIONS */
.section {
  padding: 70px 20px;
  display: flex;
  justify-content: center;
}

.section + .section {
  margin-top: 16px;
}

.box {
  width: min(1100px, 100%);
}

.section h2 {
  margin-bottom: 24px;
  font-size: 2rem;
  letter-spacing: 0.02em;
  color: #eef2ff;
}

.section p,
.section li {
  color: #cbd5e1;
}

/* GRID */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
  margin-top: 24px;
}

/* CARD */
.card {
  background: rgba(255, 255, 255, 0.06);
  padding: 28px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.card:hover {
  transform: translateY(-8px);
  border-color: #22d3ee;
  box-shadow: 0 20px 60px rgba(34, 211, 238, 0.15);
}

.project-card {
  text-align: left;
}

.project-card h3 {
  color: #22d3ee;
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.project-card h4 {
  color: #a5f3fc;
  font-size: 0.95rem;
  margin-bottom: 12px;
  font-weight: 500;
}

.project-card p {
  color: #cbd5e1;
  font-size: 0.95rem;
  line-height: 1.75;
  margin-top: 8px;
}

.skills-header p {
  color: #cbd5e1;
  max-width: 700px;
  line-height: 1.9;
  margin-top: 16px;
}

.skills-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 28px;
  margin-top: 28px;
  align-items: start;
}

.skill-cards {
  display: grid;
  gap: 18px;
}

.skill-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 20px;
  padding: 24px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.skill-card:hover {
  transform: translateY(-4px);
  border-color: #22d3ee;
}

.skill-icon {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: rgba(34, 211, 238, 0.16);
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.skill-card h3 {
  margin-bottom: 10px;
  color: #eef2ff;
}

.skill-card p {
  color: #cbd5e1;
  line-height: 1.8;
}

.skill-tags {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tags span {
  background: linear-gradient(90deg,#0ea5a1, #22d3ee);
  color: #042027;
  padding: 6px 10px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.85rem;
}

.skill-bars {
  display: grid;
  gap: 18px;
}

.skill-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
}

.skill-row span {
  color: #e2e8f0;
}

.bar-wrap {
  height: 12px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  overflow: hidden;
}

.bar-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #22d3ee 0%, #60a5fa 100%);
  border-radius: 999px;
}

.skill-percent {
  color: #94a3b8;
  font-size: 0.95rem;
  font-weight: 600;
}

.skills-chart-box {
  padding: 18px;
}

.skills-chart-header p {
  max-width: 720px;
  color: #cbd5e1;
  line-height: 1.8;
  margin-top: 14px;
}

.skills-chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: center;
  margin-top: 28px;
}

.chart-summary {
  display: grid;
  gap: 18px;
}

.chart-pill {
  display: inline-flex;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(34, 211, 238, 0.14);
  color: #22d3ee;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid rgba(34, 211, 238, 0.3);
}

.chart-summary p {
  color: #d1d5db;
  line-height: 1.9;
}

.chart-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.chart-tags span {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.92rem;
}

.chart-card {
  padding: 28px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
}

.skills-chart-grid canvas {
  width: 100% !important;
  max-width: 420px;
}

/* RESPONSIVE - TABLET (880px and below) */
@media (max-width: 880px) {
  .skills-layout,
  .skills-chart-grid {
    grid-template-columns: 1fr;
  }

  .chart-card {
    min-height: 300px;
  }
}

/* RESPONSIVE - MOBILE (768px and below) */
@media (max-width: 768px) {
  header {
    flex-wrap: wrap;
    padding: 16px 20px;
    gap: 12px;
  }

  .logo {
    font-size: 1rem;
  }

  .nav {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    order: 2;
  }

  .nav a {
    font-size: 0.85rem;
  }

  .hero {
    padding-top: 140px;
    min-height: auto;
  }

  .hero-box {
    padding: 30px 20px;
  }

  .hero-box h1 {
    font-size: clamp(2rem, 6vw, 3rem);
  }

  .hero-box h2 {
    font-size: 1.1rem;
  }

  .hero-box p {
    font-size: 0.95rem;
  }

  .profile {
    width: 100px;
    height: 100px;
  }

  .glass {
    padding: 24px;
    border-radius: 18px;
  }

  .section {
    padding: 50px 16px;
  }

  .section h2 {
    font-size: 1.6rem;
    margin-bottom: 18px;
  }

  .box {
    width: 100%;
  }

  .grid {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin-top: 18px;
  }

  .card {
    padding: 20px;
    border-radius: 16px;
  }

  .project-card h3 {
    font-size: 1rem;
    margin-bottom: 8px;
  }

  .project-card h4 {
    font-size: 0.85rem;
  }

  .project-card p {
    font-size: 0.85rem;
    margin-top: 6px;
  }

  .skills-header p {
    margin-top: 12px;
    font-size: 0.95rem;
  }

  .skills-layout {
    gap: 18px;
    margin-top: 20px;
  }

  .skill-cards {
    gap: 12px;
  }

  .skill-card {
    padding: 18px;
    border-radius: 16px;
  }

  .skill-icon {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
    margin-bottom: 12px;
  }

  .skill-card h3 {
    font-size: 1rem;
  }

  .skill-card p {
    font-size: 0.85rem;
    line-height: 1.6;
  }

  .skill-bars {
    gap: 12px;
  }

  .skill-row {
    gap: 12px;
  }

  .skill-row span {
    font-size: 0.9rem;
  }

  .bar-wrap {
    height: 10px;
  }

  .skill-percent {
    font-size: 0.85rem;
  }

  .skills-chart-box {
    padding: 16px;
  }

  .skills-chart-grid {
    gap: 20px;
    margin-top: 20px;
  }

  .chart-pill {
    font-size: 0.85rem;
    padding: 6px 12px;
  }

  .chart-summary p {
    font-size: 0.95rem;
  }

  .chart-tags {
    gap: 8px;
  }

  .chart-tags span {
    padding: 8px 12px;
    font-size: 0.85rem;
  }

  .chart-card {
    padding: 20px;
    min-height: 250px;
  }

  .skills-chart-grid canvas {
    max-width: 100%;
  }

  .contact-item {
    padding: 14px 16px;
    gap: 12px;
  }

  .contact-icon {
    width: 38px;
    height: 38px;
    font-size: 1rem;
  }

  .contact-label {
    font-size: 0.9rem;
  }

  .contact-value {
    font-size: 0.85rem;
  }

  footer {
    padding: 18px 16px;
  }

  footer p {
    font-size: 0.9rem;
  }
}

/* RESPONSIVE - SMALL MOBILE (480px and below) */
@media (max-width: 480px) {
  header {
    padding: 14px 16px;
  }

  .nav {
    gap: 10px;
  }

  .nav a {
    font-size: 0.75rem;
  }

  .hero {
    padding-top: 130px;
  }

  .hero-box {
    padding: 24px 16px;
  }

  .hero-box h1 {
    font-size: clamp(1.5rem, 5vw, 2.5rem);
    margin-bottom: 8px;
  }

  .hero-box h2 {
    font-size: 1rem;
    margin-bottom: 16px;
  }

  .hero-box p {
    font-size: 0.9rem;
    margin-bottom: 20px;
  }

  .btn {
    padding: 10px 20px;
    margin: 8px 6px 0;
    font-size: 0.9rem;
  }

  .profile {
    width: 90px;
    height: 90px;
  }

  .glass {
    padding: 20px;
  }

  .section {
    padding: 40px 12px;
  }

  .section h2 {
    font-size: 1.4rem;
    margin-bottom: 16px;
  }

  .section p {
    font-size: 0.9rem;
  }

  .grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .card {
    padding: 16px;
  }

  .project-card h3 {
    font-size: 0.95rem;
  }

  .project-card h4 {
    font-size: 0.8rem;
  }

  .project-card p {
    font-size: 0.8rem;
  }

  .skills-header p {
    font-size: 0.9rem;
  }

  .skill-card {
    padding: 16px;
  }

  .skill-card h3 {
    font-size: 0.95rem;
  }

  .skill-card p {
    font-size: 0.8rem;
  }

  .skill-row span {
    font-size: 0.85rem;
  }

  .chart-pill {
    font-size: 0.8rem;
  }

  .chart-summary p {
    font-size: 0.9rem;
  }

  .chart-card {
    padding: 16px;
    min-height: 220px;
  }

  .contact-item {
    padding: 12px 14px;
  }

  .contact-icon {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }

  .contact-label {
    font-size: 0.85rem;
  }

  .contact-value {
    font-size: 0.8rem;
  }
}

/* RESPONSIVE - EXTRA SMALL (320px and below) */
@media (max-width: 320px) {
  header {
    padding: 12px 14px;
  }

  .nav {
    gap: 8px;
  }

  .nav a {
    font-size: 0.7rem;
  }

  .hero-box h1 {
    font-size: 1.5rem;
  }

  .hero-box h2 {
    font-size: 0.9rem;
  }

  .section h2 {
    font-size: 1.2rem;
  }

  .skill-card h3 {
    font-size: 0.9rem;
  }

  .grid {
    gap: 12px;
  }
}

/* EXPERIENCE & PROJECTS SECTION HEADERS */
.section-header {
  margin-bottom: 28px;
}

.section-header h2 {
  margin-bottom: 12px;
}

.section-header p {
  max-width: 700px;
  color: #cbd5e1;
  line-height: 1.8;
  font-size: 1rem;
}

/* EXPERIENCE SECTION */
.experience-box {
  padding: 20px;
}

.experience-timeline {
  display: grid;
  gap: 28px;
  margin-top: 28px;
}

.experience-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 22px;
  transition: all 0.3s ease;
  position: relative;
}

.experience-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(34, 211, 238, 0.4);
  transform: translateX(8px);
  box-shadow: 0 10px 40px rgba(34, 211, 238, 0.1);
}

.experience-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 238, 0.15);
  border-radius: 18px;
  font-size: 1.8rem;
  flex-shrink: 0;
}

.experience-content h3 {
  color: #eef2ff;
  font-size: 1.2rem;
  margin-bottom: 6px;
}

.experience-content .company {
  color: #22d3ee;
  font-weight: 600;
  margin-bottom: 14px;
  display: block;
}

.experience-points {
  list-style: none;
  margin-bottom: 16px;
}

.experience-points li {
  color: #cbd5e1;
  padding-left: 20px;
  position: relative;
  margin-bottom: 10px;
  line-height: 1.7;
}

.experience-points li:before {
  content: "▸";
  position: absolute;
  left: 0;
  color: #22d3ee;
  font-weight: bold;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tech-tags span {
  padding: 8px 14px;
  background: rgba(34, 211, 238, 0.12);
  color: #22d3ee;
  border-radius: 999px;
  font-size: 0.85rem;
  border: 1px solid rgba(34, 211, 238, 0.25);
}

/* PROJECTS SECTION */
.projects-box {
  padding: 20px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 28px;
}

.project-card-new {
  padding: 28px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 22px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 16px;
}

.project-card-new:hover {
  transform: translateY(-12px);
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(34, 211, 238, 0.5);
  box-shadow: 0 20px 50px rgba(34, 211, 238, 0.12);
}

.project-header {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: space-between;
}

.project-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 238, 0.15);
  border-radius: 14px;
  font-size: 1.6rem;
  flex-shrink: 0;
}

.project-badge {
  display: inline-block;
  padding: 6px 12px;
  background: rgba(34, 211, 238, 0.18);
  color: #22d3ee;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  border: 1px solid rgba(34, 211, 238, 0.3);
}

.project-card-new h3 {
  color: #eef2ff;
  font-size: 1.2rem;
  line-height: 1.4;
}

.project-card-new p {
  color: #cbd5e1;
  line-height: 1.8;
  font-size: 0.95rem;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-tech span {
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
  border-radius: 999px;
  font-size: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.2s ease;
}

.project-card-new:hover .project-tech span {
  background: rgba(34, 211, 238, 0.15);
  color: #22d3ee;
  border-color: rgba(34, 211, 238, 0.3);
}

@media (max-width: 880px) {
  .experience-card {
    grid-template-columns: 1fr;
  }

  .experience-icon {
    width: 50px;
    height: 50px;
  }

  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .experience-box,
  .projects-box {
    padding: 16px;
  }

  .experience-timeline {
    gap: 18px;
  }

  .experience-card {
    padding: 20px;
    gap: 14px;
  }

  .experience-icon {
    width: 44px;
    height: 44px;
    font-size: 1.4rem;
  }

  .experience-content h3 {
    font-size: 1.05rem;
  }

  .experience-points li {
    font-size: 0.9rem;
    margin-bottom: 8px;
  }

  .tech-tags {
    gap: 8px;
  }

  .tech-tags span {
    padding: 6px 10px;
    font-size: 0.8rem;
  }

  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
  }

  .project-card-new {
    padding: 20px;
  }

  .project-icon {
    width: 44px;
    height: 44px;
    font-size: 1.4rem;
  }

  .project-card-new h3 {
    font-size: 1.05rem;
  }

  .project-card-new p {
    font-size: 0.9rem;
  }

  .project-tech span {
    font-size: 0.75rem;
    padding: 5px 10px;
  }
}

@media (max-width: 480px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .experience-card {
    padding: 16px;
  }

  .project-card-new {
    padding: 16px;
  }

  .project-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .experience-content h3,
  .project-card-new h3 {
    font-size: 1rem;
  }
}

/* LEADERSHIP & CERTIFICATIONS */
.leadership-box {
  padding: 20px;
}

.leadership-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 28px;
}

.leadership-column,
.certifications-column {
  display: grid;
  gap: 18px;
}

.column-title {
  font-size: 1.3rem;
  color: #22d3ee;
  margin-bottom: 8px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.leadership-items,
.cert-items {
  display: grid;
  gap: 18px;
}

.leadership-item,
.cert-item {
  padding: 22px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 20px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.leadership-item:hover,
.cert-item:hover {
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(34, 211, 238, 0.4);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(34, 211, 238, 0.1);
}

.leadership-icon,
.cert-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 238, 0.15);
  border-radius: 14px;
  font-size: 1.5rem;
  margin-bottom: 14px;
}

.leadership-item h4,
.cert-item h4 {
  color: #eef2ff;
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.role-org,
.cert-org {
  color: #22d3ee;
  font-weight: 600;
  display: block;
  margin-bottom: 10px;
  font-size: 0.95rem;
}

.leadership-item p,
.cert-item p {
  color: #cbd5e1;
  font-size: 0.95rem;
  line-height: 1.7;
}

.cert-desc {
  margin-top: 8px;
}

@media (max-width: 880px) {
  .leadership-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .leadership-box {
    padding: 16px;
  }

  .column-title {
    font-size: 1.15rem;
    margin-bottom: 12px;
  }

  .leadership-items,
  .cert-items {
    gap: 14px;
  }

  .leadership-item,
  .cert-item {
    padding: 18px;
  }

  .leadership-icon,
  .cert-icon {
    width: 40px;
    height: 40px;
    font-size: 1.3rem;
    margin-bottom: 10px;
  }

  .leadership-item h4,
  .cert-item h4 {
    font-size: 1rem;
  }

  .role-org,
  .cert-org {
    font-size: 0.9rem;
  }

  .leadership-item p,
  .cert-item p {
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .leadership-grid {
    gap: 16px;
  }

  .leadership-item,
  .cert-item {
    padding: 16px;
  }

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

  .leadership-item h4,
  .cert-item h4 {
    font-size: 0.95rem;
  }
}

/* CONTACT */
.contact-card {
  max-width: 720px;
  margin: 0 auto;
}

.contact-list {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.contact-item {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: 18px;
  color: #eff6ff;
  text-decoration: none;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.contact-item:hover {
  transform: translateY(-2px);
  background: rgba(34, 211, 238, 0.12);
}

.contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 1.2rem;
}

.contact-content {
  display: grid;
  gap: 4px;
}

.contact-label {
  color: #e2e8f0;
  font-weight: 600;
}

.contact-value {
  color: #cbd5e1;
  font-weight: 500;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 24px 20px;
  background: rgba(255, 255, 255, 0.04);
  margin-top: 24px;
}

footer p {
  font-size: 0.95rem;
  color: #94a3b8;
}