:root {
  --bg: #f4f7fb;
  --surface: #eef4ff;
  --surface-strong: #ffffff;
  --primary: #1e3a5f;
  --secondary: #2563eb;
  --text: #1f2937;
  --muted: #5b6472;
  --border: #d6e2f2;
  --shadow: 0 18px 40px rgba(37, 99, 235, 0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.12), transparent 32%),
    linear-gradient(180deg, #f8fbff 0%, #eef4fb 100%);
  color: var(--text);
  line-height: 1.6;
}

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

.hero {
  min-height: calc(100vh - 96px);
  padding: 48px 7% 56px;
  display: flex;
  flex-direction: column;
}

.site-header {
  padding: 14px 7%;
  background: #ffffff;
  border-bottom: 1px solid var(--border);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 20px;
  font-weight: 500;
  margin-left: auto;
}

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

.nav-links a:hover,
.nav-links a.active {
  color: var(--secondary);
}

.hero-content {
  max-width: 760px;
}

.hero-layout {
  display: flex;
  flex-direction: column;
  gap: 28px;
  align-items: center;
  margin: auto 0;
  text-align: center;
}

.profile-card {
  background: transparent;
  border: 0;
  box-shadow: none;
  text-align: center;
}

.profile-image {
  width: 240px;
  max-width: 240px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 50%;
  border: 6px solid #dbeafe;
  margin: 0 auto 16px;
  display: block;
  box-shadow: var(--shadow);
}

.profile-note {
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-content {
  max-width: 760px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.intro,
.section-label {
  color: var(--secondary);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
}

h1 {
  font-size: clamp(2.5rem, 7vw, 4.8rem);
  line-height: 1.1;
  margin: 14px 0 12px;
  color: var(--primary);
}

.tagline {
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  font-weight: 600;
  margin-bottom: 14px;
}

.hero-text {
  max-width: 620px;
  color: var(--muted);
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

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

.btn.primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow);
}

.btn.secondary {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.section {
  padding: 84px 7%;
}

.alt {
  background: rgba(255, 255, 255, 0.55);
}

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

.section-heading.centered {
  text-align: center;
}

.section h2 {
  font-size: 2.1rem;
  color: var(--primary);
}

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  justify-items: center;
}

.card,
.skills-box,
.contact-box {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.card h3,
.skills-box h3 {
  margin-bottom: 12px;
  color: var(--primary);
}

.card {
  width: 100%;
  max-width: 760px;
}

.card p,
.about-text p,
.contact-box p {
  color: var(--muted);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.chips span {
  background: #e6efff;
  color: var(--primary);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
}

.about-text {
  display: grid;
  gap: 18px;
  margin-bottom: 28px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.skills-box ul {
  list-style: none;
  display: grid;
  gap: 10px;
  margin-bottom: 22px;
}

.skills-box li {
  padding: 10px 14px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
}

.contact-box {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}

.footer {
  padding: 36px 7%;
  text-align: center;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.72);
  border-top: 1px solid var(--border);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@media (max-width: 820px) {
  .navbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 14px;
    margin-left: 0;
  }
}

@media (max-width: 560px) {
  .hero,
  .section,
  .footer {
    padding-left: 20px;
    padding-right: 20px;
  }

  .card,
  .skills-box,
  .contact-box {
    padding: 22px;
    border-radius: 20px;
  }
}