:root {
  --bg: #eaf4ff;
  --bg-soft: rgba(242, 248, 255, 0.8);
  --panel: rgba(247, 251, 255, 0.82);
  --panel-strong: rgba(255, 255, 255, 0.92);
  --text: #10233b;
  --muted: #4a617c;
  --accent: #2f6fe4;
  --accent-deep: #1747a6;
  --line: rgba(28, 70, 140, 0.14);
  --shadow: 0 24px 60px rgba(31, 74, 151, 0.14);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(133, 186, 255, 0.35), transparent 30%),
    radial-gradient(circle at top right, rgba(60, 121, 225, 0.18), transparent 24%),
    linear-gradient(180deg, #f4f9ff 0%, #e4efff 48%, #eef5ff 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 85%);
}

.page-shell {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 64px;
}

.hero {
  padding-top: 12px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 18px 24px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(245, 250, 255, 0.78);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  position: sticky;
  top: 20px;
  z-index: 10;
}

.brand,
.nav-links a,
.button {
  text-decoration: none;
}

.brand {
  color: var(--text);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  transition: color 0.25s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--accent-deep);
}

.hero-panel,
.contact-panel {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.hero-panel {
  margin-top: 28px;
  padding: 56px;
  border-radius: var(--radius-xl);
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.8fr);
  gap: 32px;
  align-items: stretch;
}

.eyebrow,
.section-index,
.hero-card-label,
.card-title {
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.eyebrow {
  color: var(--accent-deep);
  font-size: 0.86rem;
  margin-bottom: 16px;
}

h1,
h2,
.project-name {
  font-family: Georgia, "Times New Roman", serif;
}

h1 {
  font-size: clamp(2.8rem, 8vw, 5.2rem);
  line-height: 0.95;
  margin: 0;
}

.hero-summary,
.section-heading p,
.info-card p,
.project-copy,
.contact-panel p,
.skill-list li {
  color: var(--muted);
}

.hero-summary {
  font-size: 1.08rem;
  line-height: 1.8;
  max-width: 60ch;
  margin: 24px 0 0;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), #68a0ff);
  color: #f8fbff;
  box-shadow: 0 16px 32px rgba(47, 111, 228, 0.24);
}

.button.secondary {
  border: 1px solid rgba(44, 88, 168, 0.18);
  color: var(--text);
  background: rgba(255, 255, 255, 0.56);
}

.hero-card,
.info-card,
.project-card,
.skill-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--panel-strong);
}

.hero-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hero-card-label,
.card-title {
  color: var(--accent-deep);
  font-size: 0.76rem;
}

.highlight-list,
.project-list,
.skill-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.highlight-list {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.highlight-list li {
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(220, 234, 255, 0.72);
  line-height: 1.6;
}

.section {
  padding-top: 72px;
}

.section-heading {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  margin-bottom: 28px;
}

.section-index {
  color: rgba(23, 71, 166, 0.5);
  font-size: 0.92rem;
  margin-top: 10px;
}

h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin: 0 0 10px;
}

.about-grid,
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.info-card,
.skill-card {
  padding: 26px;
}

.accent-card {
  background: linear-gradient(145deg, rgba(47, 111, 228, 0.1), rgba(250, 253, 255, 0.98));
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.project-card {
  padding: 26px;
  position: relative;
  overflow: hidden;
}

.project-card::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  right: -60px;
  top: -70px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(111, 164, 255, 0.2), transparent 70%);
}

.project-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: baseline;
  margin-bottom: 14px;
}

.project-name {
  font-size: 1.5rem;
  margin: 0;
}

.project-period {
  color: var(--accent-deep);
  font-size: 0.9rem;
}

.project-copy {
  line-height: 1.75;
  margin-bottom: 18px;
}

.project-list {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.project-list li {
  padding-left: 18px;
  position: relative;
  line-height: 1.65;
}

.project-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.stack-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.stack-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(47, 111, 228, 0.1);
  color: var(--accent-deep);
  font-size: 0.92rem;
}

.skill-card h3 {
  margin: 12px 0 14px;
  font-size: 1.3rem;
}

.skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-list li {
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(226, 238, 255, 0.85);
}

.contact-panel {
  border-radius: var(--radius-xl);
  padding: 34px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.hero-panel,
.info-card,
.project-card,
.skill-card,
.contact-panel {
  animation: rise 0.65s ease both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

  .contact-panel {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 20px, 100%);
    padding-bottom: 32px;
  }

  .topbar,
  .hero-panel,
  .contact-panel,
  .info-card,
  .project-card,
  .skill-card {
    padding-left: 18px;
    padding-right: 18px;
  }

  .topbar {
    border-radius: 24px;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    gap: 14px;
  }

  .hero-panel {
    padding-top: 28px;
    padding-bottom: 28px;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}