:root {
  --bg: #0c0f14;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-strong: rgba(255, 255, 255, 0.1);
  --text: #e5e7ef;
  --muted: #b7bed5;
  --accent: #7cf3c5;
  --accent-2: #4c9dff;
  --border: rgba(255, 255, 255, 0.12);
  --card-shadow: 0 20px 80px rgba(0, 0, 0, 0.35);
  --font-body: "Manrope", "Space Grotesk", system-ui, sans-serif;
  --font-display: "Space Grotesk", "Manrope", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 20% 20%, rgba(124, 243, 197, 0.18), transparent 35%),
    radial-gradient(circle at 80% 10%, rgba(76, 157, 255, 0.2), transparent 30%),
    radial-gradient(circle at 50% 70%, rgba(255, 255, 255, 0.06), transparent 40%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  position: relative;
  overflow-x: hidden;
  padding: 2rem 1.5rem 3rem;
}

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

.grid-overlay {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(transparent 0, rgba(255, 255, 255, 0.03) 1px),
    linear-gradient(90deg, transparent 0, rgba(255, 255, 255, 0.03) 1px);
  background-size: 80px 80px, 80px 80px;
  pointer-events: none;
  z-index: 0;
  animation: pulse 14s ease-in-out infinite;
}

main,
.hero {
  position: relative;
  z-index: 1;
}

.hero {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  align-items: center;
  padding: 1rem 0 2rem;
}

.hero__copy h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 4vw, 3.4rem);
  letter-spacing: -0.02em;
  margin: 0.4rem 0 0.6rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  display: inline-block;
}

.lede {
  color: var(--muted);
  margin: 0.4rem 0 0;
  max-width: 640px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.button {
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.button.primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #0a0d12;
  border-color: transparent;
}

.button.ghost {
  background: var(--panel);
}

.button:hover {
  transform: translateY(-2px) scale(1.01);
  border-color: rgba(255, 255, 255, 0.25);
}

.hero__card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 1.5rem;
  box-shadow: var(--card-shadow);
  backdrop-filter: blur(8px);
  overflow: hidden;
  isolation: isolate;
}

.hero__card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(124, 243, 197, 0.12), transparent 40%),
    radial-gradient(circle at 80% 10%, rgba(76, 157, 255, 0.16), transparent 35%);
  z-index: -1;
}

.profile-ring {
  position: absolute;
  inset: 12% 10% auto auto;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 243, 197, 0.5), transparent 55%);
  filter: blur(14px);
  opacity: 0.8;
  animation: float 10s ease-in-out infinite;
}

.profile-photo {
  width: 100%;
  max-width: 360px;
  display: block;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--card-shadow);
}

.hero__card figcaption {
  margin-top: 1rem;
  color: var(--muted);
}

main {
  max-width: 1200px;
  margin: 0 auto;
}

.section {
  margin: 2.5rem 0;
  padding: 1rem 0;
}

.section__header h2 {
  margin: 0.2rem 0 0.4rem;
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

.about__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.about__block {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.25rem;
  box-shadow: var(--card-shadow);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.2rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.card::after {
  content: "";
  position: absolute;
  inset: -40% auto auto -40%;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(124, 243, 197, 0.2), transparent 55%);
  transform: rotate(8deg);
  z-index: 0;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 255, 255, 0.24);
  box-shadow: 0 25px 90px rgba(0, 0, 0, 0.45);
}

.card > * {
  position: relative;
  z-index: 1;
}

.card__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.timeline {
  margin-top: 1.5rem;
  border-left: 2px solid var(--border);
  padding-left: 1.4rem;
  display: grid;
  gap: 1.5rem;
}

.timeline__item {
  position: relative;
}

.timeline__item .dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  position: absolute;
  left: -1.96rem;
  top: 0.2rem;
  box-shadow: 0 0 0 8px rgba(255, 255, 255, 0.03);
}

.highlight {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.6rem;
  box-shadow: var(--card-shadow);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1rem;
  align-items: center;
}

.highlight__stats {
  display: grid;
  gap: 0.8rem;
}

.stat {
  padding: 0.9rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--panel-strong);
}

.stat__value {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
}

.stat__label {
  color: var(--muted);
}

.contact {
  margin-top: 1rem;
}

.contact__card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.3rem;
  box-shadow: var(--card-shadow);
}

.muted {
  color: var(--muted);
  margin: 0 0 0.2rem;
}

.contact__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.contact__item {
  position: relative;
  padding: 0.75rem 0.8rem 0.75rem 1.6rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.contact__dot {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 0 6px rgba(255, 255, 255, 0.06);
}

.contact__label {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 0.15rem;
}

.mini-list {
  margin: 0.4rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.mini-list li {
  margin: 0.25rem 0;
}

.cert-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.3rem;
  box-shadow: var(--card-shadow);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 720px) {
  .cert-card {
    flex-direction: column;
    align-items: flex-start;
  }
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.skills-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1rem;
  box-shadow: var(--card-shadow);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.6rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 0.92rem;
}

@keyframes pulse {
  0% {
    opacity: 0.35;
  }
  50% {
    opacity: 0.55;
  }
  100% {
    opacity: 0.35;
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 560px) {
  body {
    padding: 1.25rem 1rem 2rem;
  }

  .button {
    width: 100%;
    justify-content: center;
  }
}