:root {
  --bg: #f4f7fb;
  --bg-subtle: #edf2f9;
  --surface: #ffffff;
  --surface-muted: #f8fafd;
  --line: #dbe4f2;
  --line-strong: #c9d6ea;
  --text-main: #0f1f36;
  --text-muted: #526581;
  --text-soft: #6d7f99;
  --accent: #1d5fd1;
  --accent-strong: #1649a3;
  --accent-soft: #e8f0ff;
  --success: #0b8c4a;
  --warning: #d44b3a;
  --shadow: 0 10px 26px rgba(19, 43, 77, 0.08);
  --radius-xl: 20px;
  --radius-lg: 14px;
  --radius-md: 10px;
  --header-offset: 110px;
}

html[data-theme="dark"] {
  --bg: #091321;
  --bg-subtle: #0c1b2f;
  --surface: #0f2239;
  --surface-muted: #122a45;
  --line: #274160;
  --line-strong: #355274;
  --text-main: #ecf4ff;
  --text-muted: #b3c4dc;
  --text-soft: #9bb0cc;
  --accent: #73a4ff;
  --accent-strong: #8cb7ff;
  --accent-soft: rgba(115, 164, 255, 0.12);
  --success: #5cd28f;
  --warning: #ff886f;
  --shadow: 0 14px 32px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-offset);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(1300px 500px at 10% -30%, #dce8ff 0%, transparent 50%),
    radial-gradient(900px 400px at 100% -40%, #dceff0 0%, transparent 45%),
    var(--bg);
}

body.lightbox-open {
  overflow: hidden;
}

body,
.site-header,
.hero,
.panel,
.fact-item,
.action-link,
.resume-button,
.timeline-item,
.company-site-link,
.strength-card,
.skill-card,
.preferences-list li,
.lang-switch,
.lang-switch button,
.theme-switch,
.theme-switch button {
  transition:
    background-color 220ms ease,
    color 220ms ease,
    border-color 220ms ease,
    box-shadow 220ms ease,
    transform 180ms ease;
}

html[data-theme="dark"] body {
  background:
    radial-gradient(1000px 500px at 0% -30%, rgba(55, 87, 145, 0.36) 0%, transparent 55%),
    radial-gradient(700px 350px at 100% -30%, rgba(28, 117, 134, 0.3) 0%, transparent 50%),
    var(--bg);
}

.container {
  width: min(1160px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 12;
  margin-top: 14px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  grid-template-areas: "lang nav controls";
  align-items: center;
  gap: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
  padding: 12px 16px;
}

.site-nav {
  grid-area: nav;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  min-width: 0;
}

.site-nav a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
  white-space: nowrap;
}

.site-nav a:hover {
  color: var(--accent);
}

section[id] {
  scroll-margin-top: var(--header-offset);
}

.header-controls {
  grid-area: controls;
  display: flex;
  align-items: center;
  gap: 10px;
  justify-self: end;
}

.lang-switch {
  grid-area: lang;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border-radius: 999px;
  border: 1px solid var(--line);
  padding: 4px;
  background: var(--surface-muted);
  min-width: 0;
}

.lang-switch button {
  border: 0;
  background: transparent;
  color: var(--text-muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  padding: 6px 10px;
  border-radius: 999px;
  cursor: pointer;
}

.lang-switch button.active {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.theme-switch {
  border: 1px solid var(--line);
  background: var(--surface-muted);
  display: inline-flex;
  align-items: center;
  gap: 2px;
  border-radius: 999px;
  padding: 4px;
}

.theme-switch button {
  border: 0;
  background: transparent;
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.theme-switch button img {
  width: 15px;
  height: 15px;
}

.theme-switch button.active {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.theme-switch button:hover,
.lang-switch button:hover {
  transform: translateY(-1px);
}

main {
  padding: 24px 0 34px;
  display: grid;
  gap: 18px;
}

.hero,
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero {
  padding: clamp(20px, 3vw, 34px);
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.56fr) minmax(280px, 320px);
  align-items: start;
  gap: clamp(16px, 2.8vw, 28px);
}

.hero-copy {
  min-width: 0;
}

.hero-visual {
  width: min(100%, 320px);
  justify-self: end;
  display: grid;
  gap: 14px;
  align-content: start;
}

.hero-photo-card {
  margin: 0;
  display: block;
  width: 100%;
  cursor: zoom-in;
}

.hero-photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  filter: var(--photo-filter, brightness(0.94) contrast(1.03) saturate(0.92));
}

.hero-photo-card figcaption {
  display: none;
}

.kicker {
  margin: 0;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

h1 {
  margin: 10px 0 4px;
  font-size: clamp(1.9rem, 4.2vw, 2.9rem);
  line-height: 1.1;
}

.hero-role {
  margin: 0;
  font-size: clamp(1rem, 2.1vw, 1.26rem);
  color: var(--text-muted);
  font-weight: 650;
}

.hero-summary {
  margin: 14px 0 0;
  max-width: 80ch;
  color: var(--text-soft);
  line-height: 1.65;
}

.hero-links {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.action-link {
  text-decoration: none;
  color: var(--text-main);
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-weight: 700;
  font-size: 0.9rem;
}

.action-link img {
  width: 20px;
  height: 20px;
  border-radius: 6px;
}

.action-link:hover {
  border-color: var(--line-strong);
  color: var(--accent-strong);
}

.facts-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.hero-facts {
  margin-top: 18px;
  display: grid;
  width: 100%;
  max-width: 100%;
  gap: 10px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.fact-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-muted);
  padding: 11px 12px;
}

.fact-heading {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.fact-icon {
  width: 14px;
  height: 14px;
  opacity: 0.78;
}

.fact-label {
  margin: 0;
  color: var(--text-soft);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fact-value {
  margin: 7px 0 0;
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--text-main);
}

.panel {
  padding: clamp(18px, 2.4vw, 28px);
}

.panel-header h2 {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: clamp(1.25rem, 2.3vw, 1.65rem);
}

.panel-header p {
  margin: 10px 0 0;
  color: var(--text-soft);
  line-height: 1.6;
}

.panel-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--surface-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.panel-icon img {
  width: 16px;
  height: 16px;
  color: var(--accent);
}

.resume-actions {
  margin-top: 16px;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.resume-button {
  text-decoration: none;
  color: var(--text-main);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--surface-muted);
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  align-items: center;
  padding: 10px;
}

.resume-button:hover {
  border-color: var(--line-strong);
}

.resume-button > img {
  width: 38px;
  height: 38px;
}

.resume-button .format {
  display: block;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
}

.resume-button .label {
  display: block;
  margin-top: 4px;
  font-size: 0.9rem;
  color: var(--text-main);
}

.resume-note {
  margin: 12px 0 0;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.timeline {
  margin-top: 14px;
  display: grid;
  gap: 12px;
}

.timeline-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-muted);
  padding: 14px;
}

.timeline-company-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.timeline-company-main {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.company-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  object-fit: contain;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 2px;
}

.company-link {
  text-decoration: none;
  color: var(--text-main);
  font-size: 0.95rem;
  font-weight: 800;
}

.company-link:hover {
  color: var(--accent-strong);
}

.company-site-link {
  text-decoration: none;
  color: var(--accent-strong);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 6px 10px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  font-size: 0.76rem;
  font-weight: 700;
}

.company-site-link img {
  width: 13px;
  height: 13px;
}

.timeline-role {
  margin: 10px 0 0;
  font-size: 1rem;
}

.timeline-meta {
  margin: 6px 0 0;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.timeline-intro {
  margin: 10px 0 0;
  color: var(--text-soft);
  line-height: 1.55;
}

.timeline-list {
  margin: 10px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 7px;
}

.timeline-list li {
  color: var(--text-main);
  line-height: 1.5;
}

.stack-list {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.stack-chip {
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--accent-soft);
  color: var(--text-main);
  padding: 4px 9px;
  font-size: 0.76rem;
  font-family: "IBM Plex Mono", monospace;
}

.education-list {
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

.education-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-muted);
  padding: 14px;
}

.education-item h3 {
  margin: 0;
  font-size: 1rem;
}

.education-degree {
  margin: 7px 0 0;
  color: var(--text-main);
  line-height: 1.55;
}

.education-meta {
  margin: 7px 0 0;
  color: var(--text-soft);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.strengths-grid,
.skills-grid {
  margin-top: 16px;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.strength-card,
.skill-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-muted);
  padding: 14px;
}

.strength-card h3,
.skill-card h3 {
  margin: 0;
  font-size: 0.98rem;
}

.strength-card p {
  margin: 8px 0 0;
  color: var(--text-soft);
  line-height: 1.55;
  font-size: 0.92rem;
}

.skill-items {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.skill-item {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 9px;
  background: var(--surface);
  font-size: 0.81rem;
}

.preferences-list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.preferences-list li {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-muted);
  padding: 10px 12px;
  line-height: 1.5;
}

.gallery-grid {
  margin-top: 16px;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.gallery-card {
  display: block;
  border: 0;
  border-radius: var(--radius-lg);
  background: transparent;
  padding: 0;
  overflow: hidden;
  cursor: zoom-in;
}

.gallery-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  filter: var(--photo-filter, brightness(0.94) contrast(1.03) saturate(0.92));
  transition: transform 220ms ease, box-shadow 220ms ease, filter 220ms ease;
}

.gallery-card:hover .gallery-photo {
  transform: scale(1.02);
}

.hero-photo-card:focus-visible,
.gallery-card:focus-visible,
.lightbox-close:focus-visible,
.lightbox-nav:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.lightbox[hidden] {
  display: none;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 30;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  padding: 0;
  background: rgba(8, 16, 28, 0.84);
  cursor: pointer;
}

.lightbox-dialog {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding: 28px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
}

.lightbox-figure {
  margin: 0;
  display: grid;
  gap: 12px;
  justify-items: center;
}

.lightbox-image {
  max-width: min(92vw, 1180px);
  max-height: min(78vh, 980px);
  width: auto;
  height: auto;
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.36);
  filter: var(--photo-filter, brightness(0.94) contrast(1.03) saturate(0.92));
}

.lightbox-meta {
  display: grid;
  gap: 4px;
  justify-items: center;
}

.lightbox-caption,
.lightbox-counter {
  margin: 0;
  color: #f2f6fd;
  text-align: center;
}

.lightbox-caption {
  font-size: 0.98rem;
  font-weight: 600;
}

.lightbox-counter {
  font-size: 0.84rem;
  color: rgba(242, 246, 253, 0.76);
}

.lightbox-close,
.lightbox-nav {
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(15, 34, 57, 0.72);
  color: #f2f6fd;
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  font-size: 1.7rem;
  line-height: 1;
}

.lightbox-nav {
  width: 52px;
  height: 52px;
  border-radius: 999px;
  font-size: 2rem;
  line-height: 1;
}

.lightbox-nav[disabled] {
  opacity: 0.35;
  cursor: default;
}

.contact-actions {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.contact-button {
  text-decoration: none;
  color: var(--text-main);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 11px;
  background: var(--surface-muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.9rem;
}

.contact-button img {
  width: 20px;
  height: 20px;
  border-radius: 6px;
}

.contact-button:hover {
  border-color: var(--line-strong);
  color: var(--accent-strong);
}

.site-footer {
  padding: 0 0 24px;
}

.site-footer p {
  margin: 0;
  color: var(--text-soft);
  text-align: center;
  font-size: 0.84rem;
}

.reveal {
  animation: rise 0.55s ease both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "lang controls"
      "nav nav";
    row-gap: 10px;
    column-gap: 12px;
  }

  .site-nav {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 2px;
  }

  .header-controls {
    justify-content: flex-end;
  }

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

  .hero-visual {
    width: min(100%, 320px);
    justify-self: center;
  }

  .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

}

@media (max-width: 640px) {
  .site-header {
    top: 8px;
    margin-top: 10px;
    padding: 10px 12px;
    grid-template-areas: "lang controls";
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
  }

  .site-nav {
    display: none;
  }

  .lang-switch,
  .theme-switch {
    padding: 3px;
  }

  .lang-switch button {
    padding: 6px 8px;
    font-size: 0.72rem;
  }

  .theme-switch button {
    width: 30px;
    height: 30px;
  }

  main {
    padding: 18px 0 24px;
    gap: 14px;
  }

  .hero,
  .panel {
    padding: 16px;
  }

  .facts-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-visual {
    width: min(100%, 320px);
  }

  .hero-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lightbox-dialog {
    padding: 18px 12px 20px;
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .lightbox-image {
    max-width: 92vw;
    max-height: 72vh;
  }

  .lightbox-nav {
    position: absolute;
    top: calc(50% - 26px);
  }

  .lightbox-prev {
    left: 10px;
  }

  .lightbox-next {
    right: 10px;
  }

  .timeline-company-row {
    align-items: flex-start;
  }

  .company-site-link {
    max-width: 100%;
    overflow-wrap: anywhere;
  }
}

@media (max-width: 460px) {
  .container {
    width: min(1160px, 94vw);
  }

  .site-header {
    padding: 8px 10px;
  }

  .lang-switch button {
    padding: 5px 7px;
    font-size: 0.68rem;
  }

  .theme-switch button {
    width: 28px;
    height: 28px;
  }

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