:root {
  --bg: #050912;
  --panel: #0d1423;
  --text: #f3f4f6;
  --muted: #9ca3af;
  --accent: #00e6a8;
  --line: #1f2937;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}

.container {
  width: min(1000px, 92%);
  margin: 0 auto;
}

.hero {
  position: relative;
  padding: 110px 0 56px;
  min-height: 100vh;
  background: radial-gradient(circle at 20% 30%, #0f1d37, #050912 55%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.overlay-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 74px 74px;
  pointer-events: none;
}

.navbar {
  position: fixed;
  top: 10px;
  left: 50%;
  transform: translate(-50%, 0);
  width: min(1120px, calc(100% - 44px));
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border: 1px solid #24344e;
  border-radius: 14px;
  background: rgba(6, 12, 23, 0.9);
  backdrop-filter: blur(8px);
}

.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: #ffffff;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.logo span {
  color: var(--accent);
}

.logo-image {
  height: 46px;
  width: auto;
  display: block;
}

.nav-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 22px;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  color: #b6c2d8;
  font-size: 0.9rem;
}

.nav-icon {
  font-size: 0.88rem;
  color: var(--accent);
  line-height: 1;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid #263753;
  background: rgba(7, 15, 29, 0.7);
  color: var(--accent);
  font-size: 1.05rem;
  cursor: pointer;
}

.menu-toggle {
  display: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 42px;
  align-items: center;
  min-height: calc(100vh - 150px);
}

.eyebrow {
  margin: 0 0 12px;
  color: #2dd4bf;
  font-weight: 700;
  letter-spacing: 0.19em;
  text-transform: uppercase;
  font-size: 0.74rem;
}

h1,
h2,
h3 {
  line-height: 1.25;
  margin-top: 0;
}

h1 {
  font-size: clamp(2.4rem, 7vw, 5.2rem);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
  line-height: 1.02;
}

h1 span {
  color: var(--accent);
}

.hero-title .line-bold,
.hero-title .line-regular {
  display: block;
}

.hero-title .line-bold {
  font-weight: 800;
  color: var(--text);
}

.hero-title .line-regular {
  font-weight: 400;
  color: var(--text);
}

.hero-title .line-regular span {
  color: var(--accent);
  font-weight: 400;
}

.hero-subtitle {
  font-size: 1.42rem;
  color: #94a3b8;
  font-weight: 600;
  margin-bottom: 8px;
}

.lead {
  max-width: 560px;
  color: #9fb1cb;
  margin: 0;
}

.hero-actions {
  margin-top: 20px;
  display: flex;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 700;
  padding: 12px 18px;
  font-size: 0.95rem;
}

.btn-small {
  padding: 10px 16px;
  font-size: 0.86rem;
}

.btn-primary {
  background: var(--accent);
  color: #04251b;
}

.btn-primary:hover {
  background: #37f2bc;
}

.btn-ghost {
  border-color: #223049;
  color: #e2e8f0;
  background: rgba(10, 15, 25, 0.7);
}

.btn-ghost:hover {
  border-color: #31415f;
}

.hero-right {
  display: flex;
  justify-content: center;
  position: relative;
}

.profile-card {
  position: relative;
  width: min(420px, 100%);
  border-radius: 26px;
  border: 1px solid #20495a;
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.38);
  overflow: hidden;
  isolation: isolate;
}

.profile-card::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(0, 230, 168, 0.7), rgba(62, 88, 255, 0.45));
  z-index: -1;
}

.profile-card::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  right: -44px;
  top: -44px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 230, 168, 0.22), rgba(0, 230, 168, 0));
  pointer-events: none;
}

.profile-card img {
  display: block;
  width: 100%;
  height: 530px;
  object-fit: cover;
}

.section {
  position: relative;
  padding: 70px 0;
}

.section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 74px 74px;
  opacity: 0.4;
}

.alt {
  background: rgba(255, 255, 255, 0.01);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section .container {
  position: relative;
  z-index: 2;
}

.section-label {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  font-weight: 700;
  text-transform: uppercase;
}

.section h2 {
  font-size: clamp(2rem, 4vw, 3.3rem);
  margin-bottom: 24px;
}

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

.about-text p {
  color: #9fb1cb;
  font-size: 1.1rem;
  margin: 0 0 14px;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.stat-card {
  border: 1px solid #0e7e66;
  border-radius: 14px;
  padding: 20px 16px;
  background: radial-gradient(circle at 0 0, rgba(0, 230, 168, 0.12), rgba(23, 35, 61, 0.65));
  text-align: center;
}

.stat-card h3 {
  font-size: 2rem;
  margin: 0;
}

.stat-card p {
  margin: 0;
  color: #93a3bc;
}

ul {
  margin: 12px 0 0;
  padding-left: 20px;
}

li {
  margin-bottom: 8px;
}

.grid-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.card {
  background: radial-gradient(circle at 0 0, rgba(0, 230, 168, 0.12), rgba(22, 33, 60, 0.7));
  border: 1px solid #0d8f73;
  border-radius: 14px;
  padding: 18px;
}

.expertise-card h3 {
  font-size: 1.7rem;
  margin-bottom: 12px;
}

.expertise-card li {
  color: #9eb3cd;
}

.expertise-card li::marker {
  color: var(--accent);
}

.timeline {
  border-left: 1px solid #2a3b56;
  margin-left: 12px;
}

.timeline-item {
  margin: 0 0 18px 18px;
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 20px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #021b16;
  border: 2px solid var(--accent);
}

.work-card {
  background: radial-gradient(circle at 0 0, rgba(0, 230, 168, 0.12), rgba(22, 33, 60, 0.7));
  border: 1px solid #0d8f73;
  border-radius: 14px;
  padding: 18px 20px;
}

.work-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.work-head h3 {
  margin: 0;
}

.date-pill {
  margin: 0;
  background: rgba(0, 230, 168, 0.12);
  border: 1px solid rgba(0, 230, 168, 0.35);
  color: var(--accent);
  border-radius: 999px;
  padding: 6px 12px;
  font-weight: 700;
  font-size: 0.84rem;
}

.org {
  margin: 2px 0 8px;
  color: #95a4b8;
}

.work-note {
  margin: 0;
  color: #8da2bd;
}

.work-card li {
  color: #d7e0ef;
}

.work-card li::marker {
  color: var(--accent);
}

.tags {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tags span {
  background: rgba(0, 230, 168, 0.12);
  border: 1px solid rgba(0, 230, 168, 0.35);
  color: var(--accent);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.76rem;
  font-weight: 600;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: radial-gradient(circle at 0 0, rgba(0, 230, 168, 0.08), rgba(22, 33, 60, 0.65));
  border: 1px solid #0d8f73;
  border-radius: 14px;
  overflow: hidden;
}

th,
td {
  border: 1px solid rgba(13, 143, 115, 0.35);
  padding: 12px;
  text-align: left;
  vertical-align: top;
}

th {
  background: rgba(0, 230, 168, 0.08);
  color: #8fb0ca;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.74rem;
}

td:first-child {
  color: #eaf2fc;
  font-weight: 700;
}

td:last-child {
  color: #d4e2f3;
}

.edu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.edu-card {
  background: radial-gradient(circle at 0 0, rgba(0, 230, 168, 0.12), rgba(22, 33, 60, 0.72));
  border: 1px solid #0d8f73;
  border-radius: 14px;
  padding: 16px;
}

.edu-card h3 {
  margin-bottom: 6px;
  font-size: 1.4rem;
}

.edu-card p {
  margin: 0 0 6px;
  color: #94a7c0;
}

.edu-card span {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.88rem;
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 16px;
  align-items: start;
}

.contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.contact-card {
  background: radial-gradient(circle at 0 0, rgba(0, 230, 168, 0.12), rgba(22, 33, 60, 0.72));
  border: 1px solid #0d8f73;
  border-radius: 14px;
  padding: 16px;
  min-height: 120px;
}

.contact-card h3 {
  margin-bottom: 6px;
  font-size: 1.2rem;
}

.contact-card p {
  margin: 0;
  color: #bfd0e6;
}

.contact-card a {
  text-decoration: none;
}

.contact-form {
  background: radial-gradient(circle at 0 0, rgba(0, 230, 168, 0.12), rgba(22, 33, 60, 0.72));
  border: 1px solid #0d8f73;
  border-radius: 14px;
  padding: 18px;
}

.contact-form h3 {
  margin: 0 0 12px;
  font-size: 1.5rem;
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.contact-form label {
  display: block;
  margin-bottom: 10px;
  color: #c8d7ea;
  font-weight: 600;
  font-size: 0.92rem;
}

.contact-form input,
.contact-form textarea {
  margin-top: 6px;
  width: 100%;
  background: rgba(5, 12, 24, 0.85);
  border: 1px solid #2a3b56;
  color: #f0f6ff;
  border-radius: 10px;
  padding: 11px 12px;
  font: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 2px rgba(0, 230, 168, 0.18);
}

.footer {
  background: #050a14;
  border-top: 1px solid #1d2a3f;
  padding: 34px 0;
}

.footer-wrap {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 14px 24px;
  align-items: center;
}

.footer-text {
  margin: 8px 0 0;
  color: #8ca3c1;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

.footer-links a {
  color: #b8c7dc;
  text-decoration: none;
  border: 1px solid #23324b;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.86rem;
}

a {
  color: var(--accent);
}

blockquote {
  margin: 18px 0;
  border-left: 3px solid var(--accent);
  padding: 8px 14px;
  color: #bae6fd;
  background: rgba(56, 189, 248, 0.08);
}

.copyright {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0;
  grid-column: 1 / -1;
  border-top: 1px solid #1d2a3f;
  padding-top: 12px;
}

@media (max-width: 980px) {
  .connect-btn {
    display: none;
  }

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

  .nav-links {
    display: none;
    position: absolute;
    top: 66px;
    right: 0;
    width: 220px;
    background: rgba(8, 14, 26, 0.98);
    border: 1px solid #25344c;
    border-radius: 12px;
    padding: 10px;
    flex-direction: column;
    gap: 8px;
  }

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

  .nav-links li {
    margin: 0;
  }

  .nav-links a {
    display: block;
    padding: 8px 10px;
    border-radius: 8px;
  }

  .hero-content {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 34px 0 20px;
  }

  .hero-right {
    order: -1;
  }

  .about-layout,
  .grid-two,
  .edu-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }

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

  .contact-cards,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .work-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-wrap {
    grid-template-columns: 1fr;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .logo-image {
    height: 40px;
  }
}