:root {
  --bg: #ecf3ff;
  --bg-accent: #dbe8ff;
  --surface: rgba(248, 251, 255, 0.84);
  --surface-strong: #f8fbff;
  --border: rgba(37, 72, 128, 0.14);
  --text: #142033;
  --muted: #4f617d;
  --accent: #2563d8;
  --accent-deep: #184db0;
  --shadow: 0 20px 60px rgba(24, 62, 129, 0.12);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --content-width: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Segoe UI", Aptos, "Trebuchet MS", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.9), transparent 30%),
    radial-gradient(circle at 80% 20%, rgba(76, 135, 255, 0.18), transparent 24%),
    linear-gradient(180deg, #f5f9ff 0%, #e8f0ff 100%);
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.page-shell {
  min-height: 100vh;
}

.hero {
  padding: 72px 24px 32px;
}

.hero__inner,
.content,
.footer {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 0 auto;
}

.hero__inner {
  padding: 40px 44px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: calc(var(--radius-xl) + 8px);
  background:
    linear-gradient(135deg, rgba(20, 72, 162, 0.95), rgba(12, 33, 88, 0.94)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent);
  box-shadow: var(--shadow);
  color: #fff8ef;
  position: relative;
  overflow: hidden;
}

.hero__inner::after {
  content: "";
  position: absolute;
  inset: auto -8% -30% auto;
  width: 320px;
  aspect-ratio: 1;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(110, 164, 255, 0.36), transparent 68%);
  pointer-events: none;
}

.eyebrow,
.section__eyebrow,
.project-card__tag {
  margin: 0;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.76rem;
  font-weight: 700;
}

.eyebrow {
  color: rgba(226, 238, 255, 0.82);
  font-size: 0.82rem;
}

.hero__lead {
  max-width: 780px;
  margin: 12px 0 0;
  font-size: 1.12rem;
  line-height: 1.75;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: rgba(232, 241, 255, 0.86);
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.hero__meta span {
  padding: 10px 14px;
  border: 1px solid rgba(228, 238, 255, 0.18);
  border-radius: 999px;
  background: rgba(238, 245, 255, 0.1);
  backdrop-filter: blur(10px);
  font-size: 0.94rem;
}

.content {
  padding: 20px 0 56px;
}

.section {
  margin-bottom: 32px;
}

.section__heading {
  margin-bottom: 18px;
}

.section__eyebrow {
  color: var(--accent);
}

.section h2 {
  margin: 6px 0 0;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  letter-spacing: -0.04em;
}

.about-card,
.contact-card,
.project-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.about-card {
  padding: 26px 28px;
}

.about-card p {
  margin: 0;
  max-width: 840px;
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--muted);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.project-card {
  overflow: hidden;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 70px rgba(24, 62, 129, 0.16);
  border-color: rgba(37, 99, 216, 0.24);
}

.project-card__media {
  padding: 18px 18px 0;
}

.project-card__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 18px;
  border: 1px solid rgba(37, 72, 128, 0.08);
}

.project-card__body {
  padding: 22px 22px 24px;
}

.project-card__topline {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.project-card__tag {
  color: var(--accent);
}

.project-card h3 {
  margin: 0;
  font-size: 1.75rem;
  letter-spacing: -0.04em;
}

.project-card__summary {
  margin: 16px 0 0;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--muted);
}

.project-points {
  margin: 18px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.75;
}

.project-points li + li {
  margin-top: 8px;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button--primary {
  background: var(--accent);
  color: #fff7f1;
}

.button--primary:hover {
  background: var(--accent-deep);
}

.button--secondary {
  border-color: rgba(37, 72, 128, 0.14);
  background: rgba(248, 251, 255, 0.75);
  color: var(--text);
}

.button--secondary:hover {
  border-color: rgba(37, 99, 216, 0.3);
  background: rgba(240, 246, 255, 0.95);
}

.contact-card {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  padding: 24px 28px;
}

.contact-card a {
  font-weight: 600;
  text-decoration: none;
  color: var(--accent-deep);
}

.contact-card a:hover {
  text-decoration: underline;
}

.footer {
  padding: 4px 0 40px;
}

.footer p {
  margin: 0;
  color: #64758f;
  font-size: 0.95rem;
}

@media (max-width: 900px) {
  .hero {
    padding: 24px 16px 12px;
  }

  .hero__inner,
  .content,
  .footer {
    width: min(calc(100% - 20px), var(--content-width));
  }

  .hero__inner {
    padding: 30px 22px;
  }

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

@media (max-width: 640px) {
  .project-card__body,
  .about-card,
  .contact-card {
    padding: 20px;
  }

  .project-links {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}