:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --panel-soft: #fafbfc;
  --text: #1e2430;
  --muted: #6d7381;
  --line: #e4e8f0;
  --primary: #4d6da8;
  --primary-dark: #37588f;
  --primary-soft: #eef3ff;
  --shadow: 0 18px 40px rgba(36, 51, 84, 0.08);
  --radius: 18px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top center, rgba(77, 109, 168, 0.1), transparent 24%),
    var(--bg);
  line-height: 1.6;
}

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

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

.shell {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px 56px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 0;
}

.brand {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 34px;
  padding-left: 76px;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand img,
.site-logo {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 65px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--line);
  box-shadow: 0 8px 18px rgba(36, 51, 84, 0.08);
  background: #fff;
}

.nav,
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.96rem;
  color: var(--muted);
}

.nav a:hover,
.inline-link:hover,
.footer-nav a:hover {
  color: var(--primary);
}

.hero {
  padding: 56px 0 42px;
  text-align: center;
}

.hero h1 {
  margin: 0;
  font-size: clamp(3.2rem, 6vw, 4.7rem);
  line-height: 1.05;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.04em;
}

.hero p {
  margin: 18px auto 0;
  max-width: 780px;
  font-size: 1.08rem;
  color: var(--text);
}

.hero p span {
  color: var(--primary);
}

.hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 10px;
  border: 1px solid var(--primary);
  font-size: 0.95rem;
  font-weight: 600;
  transition: 0.2s ease;
}

.button.primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(77, 109, 168, 0.22);
}

.button.secondary {
  background: #fff;
  color: var(--primary-dark);
}

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

.section {
  padding: 34px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 26px;
}

.section-title h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.section-title p {
  margin: 10px auto 0;
  max-width: 760px;
  color: var(--muted);
  font-size: 0.98rem;
}

.card-grid,
.skills-grid,
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card,
.profile-card,
.metric-card,
.skill-group,
.experience-item,
.project-card,
.contact-card,
.page-card,
.two-column-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card,
.profile-card,
.project-card,
.contact-card,
.page-card,
.two-column-card {
  padding: 22px;
}

.card h3,
.profile-card h3,
.skill-group h3,
.project-card h3,
.contact-card h3,
.page-card h3,
.two-column-card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  line-height: 1.3;
}

.card p,
.profile-card p,
.project-card p,
.contact-card p,
.page-card p,
.two-column-card p,
.experience-meta,
.experience-dates {
  margin: 0;
  color: var(--muted);
}

.card-list,
.project-list,
.skill-list,
.detail-list {
  list-style: none;
  padding: 0;
  margin: 14px 0 0;
}

.card-list li,
.project-list li,
.skill-list li,
.detail-list li {
  position: relative;
  padding-left: 16px;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

.card-list li::before,
.project-list li::before,
.skill-list li::before,
.detail-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}

.profile-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(240px, 0.75fr);
  gap: 16px;
  align-items: stretch;
}

.profile-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.profile-header img {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--primary-soft);
}

.profile-header strong {
  display: block;
  font-size: 1.18rem;
}

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

.chip-row,
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.chip,
.project-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel-soft);
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 600;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.metric-card {
  padding: 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 146px;
}

.metric-card strong {
  display: block;
  font-size: 2rem;
  line-height: 1;
  color: var(--primary);
  margin-bottom: 8px;
}

.metric-card span {
  color: var(--muted);
  font-size: 0.92rem;
}

.skill-group {
  padding: 18px;
}

.skill-group h3 {
  color: var(--muted);
  font-size: 0.92rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.experience-list {
  display: grid;
  gap: 14px;
}

.experience-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 22px;
}

.experience-main {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.company-badge {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 0 8px 18px rgba(36, 51, 84, 0.08);
  flex: 0 0 auto;
}

.company-badge img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.experience-main h3 {
  margin: 0;
  font-size: 1.05rem;
}

.experience-meta {
  font-size: 0.95rem;
  margin-top: 4px;
}

.experience-dates {
  white-space: nowrap;
  font-size: 0.92rem;
  text-align: right;
}

.project-card {
  min-height: 250px;
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.footer-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0 8px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.footer-brand img {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
}

.contact-cta {
  padding: 52px 0 16px;
  text-align: center;
}

.contact-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin-top: 16px;
  color: var(--muted);
}

.site-end {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 20px;
  color: var(--muted);
  font-size: 0.88rem;
}

@media (max-width: 1040px) {
  .card-grid,
  .skills-grid,
  .projects-grid,
  .two-column {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .profile-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .topbar,
  .footer-strip,
  .site-end,
  .experience-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding-top: 34px;
  }

  .card-grid,
  .skills-grid,
  .projects-grid,
  .metrics-grid,
  .two-column {
    grid-template-columns: 1fr;
  }

  .experience-dates {
    text-align: left;
    white-space: normal;
  }
}