:root {
  --bg: #000;
  --panel: #181818;
  --text: #eeeef0;
  --muted: #aaaab0;
  --line: #2d2d2f;
  --blue: #4a73ff;
  --shadow: 0 20px 60px #0008;
}
html[data-theme="light"] {
  --bg: #e8e9ed;
  --panel: #fff;
  --text: #17171b;
  --muted: #666a74;
  --line: #d8dae1;
  --blue: #315ee8;
  --shadow: 0 18px 50px #52596b26;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  font-size: 15px;
}
.skip-link {
  position: absolute;
  top: -4rem;
  left: 1rem;
  background: var(--blue);
  color: #fff;
  padding: 0.7rem 1rem;
  z-index: 5;
}
.skip-link:focus {
  top: 1rem;
}
.app-shell {
  width: min(1240px, calc(100vw - 4rem));
  height: min(844px, calc(100vh - 5rem));
  min-height: 620px;
  margin: 5vh auto;
  display: grid;
  grid-template-columns: 58px 410px minmax(0, 1fr);
  gap: 14px;
}
.side-rail {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.side-rail button {
  border: 0;
  color: #d7d7db;
  background: var(--panel);
  cursor: pointer;
}
.nav-tab {
  width: 58px;
  height: 50px;
  font-size: 18px;
  border-radius: 18px;
}
.nav-tab.active {
  color: var(--blue);
}
.rail-spacer {
  flex: 1;
}
.theme-toggle {
  height: 58px;
  border-radius: 18px;
  font-size: 22px;
}
.profile-card,
.content-panel {
  border-radius: 20px;
  background: var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.profile-card {
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.profile-media {
  height: 46%;
  min-height: 270px;
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: linear-gradient(145deg, #e8edf9, #fafafa);
  color: #121522;
}
.profile-media picture {
  display: block;
  width: 100%;
  height: 100%;
}
.profile-copy {
  text-align: center;
  padding: 20px 18px 8px;
}
.profile-copy h1 {
  font-size: 25px;
  letter-spacing: -0.06em;
  margin: 0;
}
.profile-copy p {
  color: var(--blue);
  margin: 4px 0 9px;
}
.profile-status {
  color: var(--muted);
  font-size: 12px;
}
.profile-status i {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--blue);
  border-radius: 50%;
  margin-right: 5px;
}
.profile-actions {
  margin-top: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.profile-actions button,
.profile-actions a {
  background: transparent;
  color: var(--text);
  padding: 17px 8px;
  border: 0;
  border-top: 1px solid var(--line);
  font: 600 13px inherit;
  text-align: center;
  text-decoration: none;
}
.profile-actions a {
  border-left: 1px solid var(--line);
}
.content-panel {
  overflow: auto;
}
.tab-panel {
  min-height: 100%;
  padding-bottom: 28px;
}
.panel-title {
  padding: 22px;
  border-bottom: 1px solid var(--line);
}
.panel-title h2 {
  margin: 0;
  font-size: 21px;
  letter-spacing: -0.04em;
}
.panel-title span,
.subheading span {
  color: var(--blue);
}
.about-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--line);
  min-height: 245px;
}
.about-summary > div {
  padding: 30px 22px;
}
.about-summary > div + div {
  border-left: 1px solid var(--line);
}
.about-summary h3 {
  font-size: 14px;
  margin: 0 0 7px;
}
.about-summary p,
.panel-intro {
  color: var(--muted);
  margin: 0;
  line-height: 1.55;
}
.summary-list > div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  margin-bottom: 11px;
}
.summary-list b {
  height: max-content;
  background: var(--blue);
  color: #10142a;
  border-radius: 4px;
  padding: 4px 7px;
  font-size: 10px;
  font-weight: 800;
}
.summary-list span {
  color: var(--muted);
  padding: 2px;
}
.subheading {
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
}
.subheading h3 {
  font-size: 20px;
  margin: 0;
}
.subheading p {
  font-size: 11px;
  color: var(--muted);
  margin: 0;
}
.competency-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}
.competency-grid article {
  padding: 27px 22px;
  min-height: 205px;
  text-align: center;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.competency-grid article:nth-child(even) {
  border-right: 0;
}
.competency-grid i,
.skill-cards i {
  font-style: normal;
  font-size: 28px;
  color: var(--blue);
}
.competency-grid h4 {
  font-size: 16px;
  margin: 14px auto 8px;
}
.competency-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
  font-size: 13px;
}
.record-list,
.education-list {
  padding: 0 22px;
}
.record {
  padding: 19px 0;
  border-bottom: 1px solid var(--line);
}
.record header {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}
.record header span {
  font-size: 10px;
  color: var(--blue);
  font-weight: 800;
  letter-spacing: 0.05em;
}
.record h3 {
  margin: 0;
  font-size: 16px;
}
.record p {
  color: var(--muted);
  line-height: 1.5;
  margin: 8px 0 0;
}
.education-list article {
  display: grid;
  grid-template-columns: 65px 1fr;
  gap: 15px;
  padding: 23px 0;
  border-bottom: 1px solid var(--line);
}
.education-list span {
  color: var(--blue);
  font-weight: 800;
}
.education-list h3 {
  margin: 0 0 5px;
}
.education-list p {
  margin: 0;
  color: var(--muted);
}
.skill-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 22px;
  gap: 12px;
}
.skill-cards article {
  border: 1px solid var(--line);
  padding: 22px;
  min-height: 230px;
}
.skill-cards h3 {
  margin: 20px 0 10px;
}
.skill-cards p {
  color: var(--muted);
  line-height: 2;
}
.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  padding: 22px;
}
.project-card {
  border: 1px solid var(--line);
  overflow: hidden;
}
.project-thumb {
  height: 130px;
  background: linear-gradient(135deg, #232b4d, #11141e);
  display: grid;
  place-items: center;
  color: #93abff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}
.project-info {
  padding: 16px;
}
.project-type {
  color: var(--blue);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.1em;
}
.project-info h3 {
  margin: 8px 0 6px;
  font-size: 17px;
}
.project-info p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}
.project-action {
  width: 100%;
  margin-top: 14px;
  padding: 9px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  text-align: left;
}
.additional-list {
  padding: 22px;
}
.additional-list article {
  display: flex;
  gap: 16px;
  padding: 21px 0;
  border-bottom: 1px solid var(--line);
}
.additional-list i {
  font-style: normal;
  font-size: 25px;
  color: var(--blue);
}
.additional-list h3 {
  margin: 0 0 5px;
}
.additional-list p {
  margin: 0;
  color: var(--muted);
}
.contact-list {
  padding: 22px;
}
.contact-list > * {
  display: grid;
  grid-template-columns: 105px 1fr 25px;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--text);
}
.contact-list span {
  color: var(--blue);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.1em;
}
.contact-list b {
  font-size: 15px;
}
.contact-list i {
  font-style: normal;
  color: var(--blue);
  font-size: 20px;
}
button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}
@media (max-width: 900px) {
  .app-shell {
    width: min(720px, calc(100vw - 2rem));
    height: auto;
    min-height: 0;
    margin: 1rem auto;
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .side-rail {
    order: 0;
    flex-direction: row;
    background: var(--panel);
    border-radius: 17px;
    padding: 7px;
    overflow-x: auto;
  }
  .nav-tab {
    width: 46px;
    min-width: 46px;
    height: 46px;
    border-radius: 12px;
  }
  .rail-spacer {
    display: none;
  }
  .theme-toggle {
    width: 46px;
    min-width: 46px;
    height: 46px;
    border-radius: 12px;
  }
  .profile-card {
    order: 1;
  }
  .profile-media {
    height: 240px;
    min-height: 240px;
  }
  .content-panel {
    order: 2;
    min-height: 560px;
  }
  .profile-actions {
    margin-top: 0;
  }
  .about-summary {
    min-height: 0;
  }
  .skill-cards {
    grid-template-columns: 1fr;
  }
  .tab-panel {
    min-height: 560px;
  }
}
@media (max-width: 560px) {
  .about-summary,
  .competency-grid,
  .project-grid {
    grid-template-columns: 1fr;
  }
  .about-summary > div + div {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
  .competency-grid article,
  .competency-grid article:nth-child(even) {
    border-right: 0;
  }
  .subheading {
    align-items: start;
    flex-direction: column;
  }
  .project-grid {
    padding: 14px;
  }
  .panel-title {
    padding: 18px;
  }
  .contact-list > * {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 5px 12px;
  }
  .contact-list > * > span,
  .contact-list > * > b {
    grid-column: 1;
  }
  .contact-list > a > i {
    align-self: center;
    display: block;
    grid-column: 2;
    grid-row: 1 / span 2;
  }
}