:root {
  --bg: #f7f3ee;
  --bg-strong: #efe8df;
  --panel: rgba(255, 255, 255, 0.75);
  --panel-strong: #ffffff;
  --panel-soft: #f5f1eb;
  --text: #191919;
  --muted: #5a5653;
  --muted-soft: #77706d;
  --line: rgba(25, 25, 25, 0.08);
  --shadow: rgba(18, 18, 18, 0.06);
  --shadow-strong: rgba(18, 18, 18, 0.14);
  --ink: #0f0f0f;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.82), transparent 28%),
    linear-gradient(180deg, #f9f5f1 0%, #f5f0ea 100%);
  color: var(--text);
  line-height: 1.6;
}

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

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

button {
  font: inherit;
  cursor: pointer;
}

.page-shell {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 3rem;
}

.hero {
  min-height: 78vh;
  display: grid;
  place-content: center;
  padding: 4rem 0 2rem;
}

.hero h1 {
  margin: 0;
  max-width: 780px;
  color: var(--muted);
  font-size: clamp(2.7rem, 7vw, 8rem);
  line-height: 0.93;
  font-weight: 800;
  letter-spacing: -0.065em;
}

.hero-name,
.hero-role {
  margin: 0;
}

.hero-name {
  margin-top: 0.8rem;
  color: var(--ink);
  font-size: clamp(1rem, 2vw, 2rem);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
}

.hero-role {
  margin-top: 0.55rem;
  margin-bottom: 2rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.5rem);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 600;
}

.cta-btn {
  display: inline-block;
  padding: 0.95rem 1.9rem;
  background: #1b1b1b;
  color: #fff;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  transition: transform 0.2s ease, opacity 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 10px 22px rgba(25, 25, 25, 0.12);
}

.cta-btn:hover {
  transform: translateY(-2px);
  opacity: 0.96;
  box-shadow: 0 14px 28px rgba(25, 25, 25, 0.18);
}

.site-footer {
  padding: 2.4rem 0 1rem;
  text-align: center;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  font-size: 0.98rem;
}

.social-links a,
.footer-links a,
.footer-links button {
  color: var(--text);
  background: transparent;
  border: 0;
  padding: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.social-links a:hover,
.footer-links a:hover,
.footer-links button:hover {
  opacity: 0.72;
  transform: translateY(-1px);
}

.footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.footer-links span {
  opacity: 0.72;
}

.copyright {
  margin-top: 1.5rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.sidenav {
  position: fixed;
  top: 0;
  right: 0;
  width: 0;
  height: 100vh;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  overflow: hidden;
  transition: width 0.28s ease, box-shadow 0.28s ease;
  z-index: 30;
  box-shadow: -14px 0 30px rgba(17, 17, 17, 0.12);
  border-left: 1px solid var(--line);
}

.sidenav.open {
  width: 290px;
}

.sidenav a {
  display: block;
  padding: 1.15rem 1.55rem;
  color: var(--muted);
  font-size: 1.06rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  transition: background 0.2s ease, color 0.2s ease, padding-left 0.2s ease;
}

.sidenav a:hover {
  color: var(--ink);
  background: rgba(17, 17, 17, 0.03);
  padding-left: 1.8rem;
}

.nav-close,
.menu-toggle {
  position: fixed;
  right: 1rem;
  z-index: 40;
  border: 0;
  background: rgba(255, 255, 255, 0.8);
  color: var(--ink);
  border-radius: 50%;
  box-shadow: 0 8px 20px rgba(23, 23, 23, 0.08);
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.nav-close {
  top: 0.7rem;
  width: 2.8rem;
  height: 2.8rem;
  font-size: 2.2rem;
  line-height: 1;
}

.menu-toggle {
  top: 1rem;
  width: 2.8rem;
  height: 2.8rem;
  font-size: 1.4rem;
}

.nav-close:hover,
.menu-toggle:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 24px rgba(23, 23, 23, 0.12);
}

.about-page {
  padding-top: 3rem;
}

.profile-header {
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  padding: 1.8rem 1.3rem;
  margin-bottom: 2rem;
  text-align: center;
  box-shadow: 0 14px 28px var(--shadow);
}

.profile-meta h1 {
  margin: 0;
  font-size: clamp(2.1rem, 4vw, 4rem);
  letter-spacing: -0.05em;
}

.profile-meta p {
  margin: 0.45rem 0 0;
  color: var(--muted);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  font-size: 0.78rem;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.4rem 1.25rem;
  box-shadow: 0 12px 26px var(--shadow);
}

.card h2 {
  margin-top: 0;
  margin-bottom: 0.9rem;
  font-size: 1.32rem;
  letter-spacing: -0.025em;
}

.card p,
.card li {
  color: var(--muted);
  line-height: 1.7;
}

.card ul {
  margin: 0;
  padding-left: 1.2rem;
}

.card li + li {
  margin-top: 0.45rem;
}

.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(17, 17, 17, 0.56);
  padding: 1rem;
  z-index: 50;
}

.modal.open {
  display: flex;
}

.modal-content {
  position: relative;
  width: min(760px, 100%);
  max-height: 80vh;
  overflow-y: auto;
  background: #fffdfc;
  color: #111;
  border-radius: 0.9rem;
  padding: 1.5rem;
  box-shadow: 0 28px 58px rgba(0, 0, 0, 0.15);
}

.modal-content h2,
.modal-content h3,
.modal-content p {
  color: #111;
}

.modal-close {
  position: absolute;
  top: 0.8rem;
  right: 0.9rem;
  background: transparent;
  border: 0;
  font-size: 2rem;
  color: #333;
}

@media (max-width: 700px) {
  .content-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 60vh;
  }

  .page-shell {
    width: min(100%, calc(100% - 1rem));
  }

  .sidenav.open {
    width: 240px;
  }
}