* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  color-scheme: light;
  --page-bg: #f8f5f2;
  --text-primary: #2d2a24;
  --text-heading: #1f1c18;
  --nav-bg: #ffffff;
  --nav-border: #ece8e2;
  --logo-text: #2d2a24;
  --link: #5e5347;
  --link-active: #2d2a24;
  --accent-line: #b28b6f;
  --paper-bg: #ffffff;
  --paper-border: #ece8e2;
  --paper-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.15);
  --header-border: #f0eae2;
  --subtitle: #6b5f53;
  --contact: #4a3f35;
  --icon: #8b7a6a;
  --social: #5e5347;
  --social-hover: #a35c3d;
  --placeholder-bg: #ede8e1;
  --placeholder-border: #e0d3c8;
  --section-title-c: #2d2a24;
  --section-underline: #e0d3c8;
  --resumo: #3a342d;
  --highlight-bg: #f9f3e9;
  --highlight-text: #8b5e3c;
  --skill-cat: #4f4237;
  --skill-chip-bg: #ede8e1;
  --skill-chip-text: #3a322b;
  --skill-chip-border: #dbd2c7;
  --skill-prof-bg: #e3d9cf;
  --skill-prof-border: #b7a89a;
  --job-title: #2a241e;
  --job-company: #a35c3d;
  --job-period-bg: #f0eae2;
  --job-period-text: #6f6459;
  --job-loc: #6f6459;
  --job-desc-border: #e0d3c8;
  --job-desc-text: #3e3730;
  --achievement-bg: #f6f0e8;
  --achievement-strong: #7b543a;
  --edu-degree: #2d2a24;
  --edu-inst: #6b5f53;
  --edu-pill-bg: #f0eae2;
  --edu-pill-text: #6f6459;
  --lang-name: #3f372f;
  --lang-level-bg: #f0eae2;
  --lang-level-text: #7e6e5e;
  --footer-border: #f0eae2;
  --footer-text: #7e6e5e;
  --btn-bg: #e3d9cf;
  --btn-text: #3a322b;
  --btn-border: #cbbfb2;
  --btn-hover: #d6cabc;
  --construction-h2: #4a3f35;
  --construction-p: #7e6e5e;
  --portfolio-h2: #2a241e;
  --portfolio-p: #6b5f53;
  --card-bg: #fcfaf7;
  --card-border: #e8ddd0;
  --card-accent: #b28b6f;
  --card-hover-border: #dcc9b5;
  --card-hover-shadow: rgba(45, 42, 36, 0.55);
  --thumb-border: #e6dacb;
  --thumb-bg: #f3ece4;
  --thumb-focus: #a35c3d;
  --project-kicker: #8b7a6a;
  --project-link: #a35c3d;
  --project-link-hover: #7b543a;
  --project-title: #2d2a24;
  --project-desc: #4a3f35;
  --downloads-intro: #6b5f53;
  --dl-group-bg: #f6f0e8;
  --dl-group-border: #e8ddd0;
  --dl-h4: #4f4237;
  --dl-link: #7b543a;
  --dl-link-border: #cbbfb2;
  --empty: #7e6e5e;
  --nf-code: #a35c3d;
  --nf-title: #2d2a24;
  --nf-text: #6b5f53;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --page-bg: #12100e;
  --text-primary: #e6e2db;
  --text-heading: #f2efe8;
  --nav-bg: #1a1815;
  --nav-border: #2f2c27;
  --logo-text: #e6e2db;
  --link: #b5a99a;
  --link-active: #f2efe8;
  --accent-line: #c4a080;
  --paper-bg: #1e1c19;
  --paper-border: #343028;
  --paper-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.55);
  --header-border: #343028;
  --subtitle: #a89f93;
  --contact: #ccc4b8;
  --icon: #9a9084;
  --social: #b5a99a;
  --social-hover: #d4875c;
  --placeholder-bg: #2a2722;
  --placeholder-border: #423c34;
  --section-title-c: #f2efe8;
  --section-underline: #5c5248;
  --resumo: #ccc4b8;
  --highlight-bg: #3a3229;
  --highlight-text: #e0b896;
  --skill-cat: #c9c0b4;
  --skill-chip-bg: #2f2c27;
  --skill-chip-text: #e0dbd3;
  --skill-chip-border: #454039;
  --skill-prof-bg: #3a342d;
  --skill-prof-border: #5c5248;
  --job-title: #f2efe8;
  --job-company: #d4875c;
  --job-period-bg: #2f2c27;
  --job-period-text: #a89f93;
  --job-loc: #a89f93;
  --job-desc-border: #5c5248;
  --job-desc-text: #ccc4b8;
  --achievement-bg: #2a2621;
  --achievement-strong: #e0b896;
  --edu-degree: #f2efe8;
  --edu-inst: #a89f93;
  --edu-pill-bg: #2f2c27;
  --edu-pill-text: #a89f93;
  --lang-name: #e0dbd3;
  --lang-level-bg: #2f2c27;
  --lang-level-text: #a89f93;
  --footer-border: #343028;
  --footer-text: #9a9084;
  --btn-bg: #3a342d;
  --btn-text: #e6e2db;
  --btn-border: #5c5248;
  --btn-hover: #4a433a;
  --construction-h2: #ccc4b8;
  --construction-p: #9a9084;
  --portfolio-h2: #f2efe8;
  --portfolio-p: #a89f93;
  --card-bg: #23201c;
  --card-border: #3a3630;
  --card-accent: #c4a080;
  --card-hover-border: #5c5248;
  --card-hover-shadow: rgba(0, 0, 0, 0.45);
  --thumb-border: #423c34;
  --thumb-bg: #2a2722;
  --thumb-focus: #d4875c;
  --project-kicker: #9a9084;
  --project-link: #d4875c;
  --project-link-hover: #e8b088;
  --project-title: #f2efe8;
  --project-desc: #ccc4b8;
  --downloads-intro: #a89f93;
  --dl-group-bg: #2a2621;
  --dl-group-border: #3a3630;
  --dl-h4: #c9c0b4;
  --dl-link: #e0b896;
  --dl-link-border: #5c5248;
  --empty: #9a9084;
  --nf-code: #d4875c;
  --nf-title: #f2efe8;
  --nf-text: #a89f93;
}

body {
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    Oxygen,
    Ubuntu,
    Cantarell,
    sans-serif;
  background: var(--page-bg);
  color: var(--text-primary);
  line-height: 1.5;
  font-weight: 400;
  transition:
    background-color 0.2s ease,
    color 0.2s ease;
}

.navbar {
  background: var(--nav-bg);
  border-bottom: 1px solid var(--nav-border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.theme-toggle {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--nav-border);
  border-radius: 999px;
  background: var(--page-bg);
  color: var(--link-active);
  cursor: pointer;
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    transform 0.15s ease;
}

.theme-toggle:hover {
  border-color: var(--accent-line);
  color: var(--project-link);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--thumb-focus);
  outline-offset: 2px;
}

.theme-toggle-icon {
  grid-area: 1 / 1;
  font-size: 1.05rem;
  line-height: 1;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.theme-toggle-sun {
  opacity: 0;
  transform: rotate(-45deg) scale(0.6);
  pointer-events: none;
}

.theme-toggle-moon {
  opacity: 1;
  transform: rotate(0) scale(1);
}

html[data-theme="dark"] .theme-toggle-sun {
  opacity: 1;
  transform: rotate(0) scale(1);
  pointer-events: auto;
}

html[data-theme="dark"] .theme-toggle-moon {
  opacity: 0;
  transform: rotate(45deg) scale(0.6);
  pointer-events: none;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--logo-text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 24px;
  height: 24px;
  display: block;
}

.logo-mark-dark {
  display: none;
}

html[data-theme="dark"] .logo-mark-light {
  display: none;
}

html[data-theme="dark"] .logo-mark-dark {
  display: block;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--link);
  font-weight: 500;
  padding: 0.5rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  border-bottom-color: var(--accent-line);
  color: var(--link-active);
}

.container {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 0 1.5rem;
}

.paper {
  background: var(--paper-bg);
  border-radius: 24px;
  box-shadow: var(--paper-shadow);
  padding: 2.5rem 2rem;
  border: 1px solid var(--paper-border);
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--header-border);
}

.header-left h1 {
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 0.25rem;
  color: var(--text-heading);
}

.header-left h2 {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--subtitle);
  margin-bottom: 1rem;
}

.contact-info {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 1.8rem;
  margin-top: 0.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--contact);
  text-decoration: none;
  font-size: 0.95rem;
}

.contact-item i {
  width: 18px;
  color: var(--icon);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

.social-links a {
  color: var(--social);
  font-size: 1.3rem;
  transition: color 0.2s;
}

.social-links a:hover {
  color: var(--social-hover);
}

.profile-image-area {
  margin: 1.5rem 0 2.5rem 0;
  text-align: center;
}

.image-placeholder {
  width: 205px;
  height: 205px;
  border-radius: 50%;
  background: var(--placeholder-bg);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 4px solid var(--placeholder-border);
}

.profile-image {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  display: block;
  object-fit: cover;
}

.section {
  margin: 2.5rem 0;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  color: var(--section-title-c);
  display: inline-block;
  border-bottom: 3px solid var(--section-underline);
  padding-bottom: 0.25rem;
}

.resumo p {
  font-size: 1.05rem;
  color: var(--resumo);
  margin-bottom: 0.75rem;
  max-width: 100ch;
  text-align: justify;
}

.highlight {
  background: var(--highlight-bg);
  padding: 0.2rem 0.4rem;
  font-weight: 500;
  color: var(--highlight-text);
}

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem 3rem;
}

.skill-category {
  min-width: 180px;
}

.skill-category h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--skill-cat);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 0.9rem;
}

.skill-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.8rem;
}

.skill-item {
  background: var(--skill-chip-bg);
  padding: 0.3rem 0.9rem;
  border-radius: 30px;
  font-size: 0.95rem;
  color: var(--skill-chip-text);
  border: 1px solid var(--skill-chip-border);
}

.skill-item.proficient {
  background: var(--skill-prof-bg);
  border-color: var(--skill-prof-border);
  font-weight: 500;
}

.job {
  margin-bottom: 2.5rem;
}

.job-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.5rem;
}

.job-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--job-title);
}

.job-company {
  font-weight: 500;
  color: var(--job-company);
}

.job-period {
  color: var(--job-period-text);
  font-size: 0.9rem;
  background: var(--job-period-bg);
  padding: 0.2rem 0.8rem;
  border-radius: 30px;
}

.job-location {
  font-size: 0.9rem;
  color: var(--job-loc);
  margin-bottom: 1rem;
  font-style: italic;
}

.job-description {
  padding-left: 0.5rem;
  border-left: 3px solid var(--job-desc-border);
}

.job-description p {
  margin-bottom: 1rem;
  color: var(--job-desc-text);
}

.achievement {
  background: var(--achievement-bg);
  padding: 1.2rem;
  border-radius: 12px;
  margin: 1.2rem 0;
  border-left: 4px solid var(--card-accent);
}

.achievement strong {
  color: var(--achievement-strong);
  font-weight: 600;
}

.education-grid {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.education-item {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  padding: 0.5rem 0;
}

.education-degree {
  font-weight: 600;
  color: var(--edu-degree);
  width: 100%;
  margin-bottom: 0.2rem;
}

.education-institution {
  color: var(--edu-inst);
  font-size: 0.95rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.education-institution span {
  background: var(--edu-pill-bg);
  padding: 0.2rem 0.8rem;
  border-radius: 30px;
  color: var(--edu-pill-text);
  font-size: 0.9rem;
}

.languages {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.language-item {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.language-name {
  font-weight: 600;
  color: var(--lang-name);
}

.language-level {
  color: var(--lang-level-text);
  font-size: 0.95rem;
  background: var(--lang-level-bg);
  padding: 0.2rem 0.8rem;
  border-radius: 30px;
}

.footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 2px solid var(--footer-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--footer-text);
  font-size: 0.9rem;
}

.download-btn {
  background: var(--btn-bg);
  border: none;
  padding: 0.6rem 1.5rem;
  border-radius: 40px;
  font-size: 0.95rem;
  color: var(--btn-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--btn-border);
  transition: background 0.2s;
}

.download-btn:hover {
  background: var(--btn-hover);
}

.construction {
  text-align: center;
  padding: 4rem 2rem;
}

.construction-illustration {
  width: 200px;
  height: 200px;
  margin: 2rem auto;
  display: block;
}

.construction h2 {
  font-size: 2rem;
  color: var(--construction-h2);
  margin-bottom: 1rem;
  font-weight: 500;
}

.construction p {
  color: var(--construction-p);
  font-size: 1.2rem;
  max-width: 500px;
  margin: 0 auto;
}

.portfolio-section {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.portfolio-intro h2 {
  font-size: 2rem;
  color: var(--portfolio-h2);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.portfolio-intro p {
  max-width: 48rem;
  color: var(--portfolio-p);
  font-size: 1.05rem;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.project-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-left: 4px solid var(--card-accent);
  border-radius: 16px;
  padding: 1.35rem;
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    border-color 0.18s ease;
}

.project-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 30px -24px var(--card-hover-shadow);
  border-color: var(--card-hover-border);
}

.project-thumb {
  display: block;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--thumb-border);
  background: var(--thumb-bg);
  aspect-ratio: 16 / 10;
}

.project-thumb:focus-visible {
  outline: 2px solid var(--thumb-focus);
  outline-offset: 3px;
}

.project-thumb-image {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.project-card-header {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.project-kicker {
  color: var(--project-kicker);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.project-link {
  color: var(--project-link);
  text-decoration: none;
  font-weight: 600;
  width: fit-content;
}

.project-link:hover {
  color: var(--project-link-hover);
}

.project-title {
  font-size: 1.3rem;
  color: var(--project-title);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.project-description {
  color: var(--project-desc);
  font-size: 1rem;
  line-height: 1.65;
}

.downloads-intro {
  color: var(--downloads-intro);
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.downloads-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
}

.download-group {
  background: var(--dl-group-bg);
  border: 1px solid var(--dl-group-border);
  border-left: 4px solid var(--card-accent);
  border-radius: 12px;
  padding: 1rem 1.1rem;
}

.download-group h4 {
  color: var(--dl-h4);
  margin-bottom: 0.8rem;
  font-size: 1.05rem;
}

.download-list {
  list-style: none;
}

.download-list li {
  margin-bottom: 0.55rem;
}

.download-link {
  color: var(--dl-link);
  text-decoration: none;
  border-bottom: 1px solid var(--dl-link-border);
  padding-bottom: 0.05rem;
}

.download-link:hover {
  color: var(--project-link);
  border-bottom-color: var(--project-link);
}

.empty-downloads {
  color: var(--empty);
  font-size: 0.95rem;
  font-style: italic;
}

.not-found {
  min-height: 420px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 1rem;
}

.not-found-code {
  font-size: 4.5rem;
  line-height: 1;
  font-weight: 700;
  color: var(--nf-code);
  letter-spacing: -0.06em;
}

.not-found-title {
  font-size: 2rem;
  color: var(--nf-title);
}

.not-found-text {
  max-width: 32rem;
  color: var(--nf-text);
  font-size: 1.05rem;
}

.not-found-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  background: var(--btn-bg);
  border: 1px solid var(--btn-border);
  color: var(--btn-text);
  text-decoration: none;
  font-weight: 500;
}

.not-found-link:hover {
  background: var(--btn-hover);
}

@media (max-width: 700px) {
  .paper {
    padding: 1.5rem;
  }

  .header {
    flex-direction: column;
    gap: 1rem;
  }

  .header-left h1 {
    font-size: 2rem;
  }

  .job-header {
    flex-direction: column;
    gap: 0.3rem;
  }

  .nav-container {
    flex-direction: column;
    gap: 1rem;
  }

  .nav-actions {
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    align-items: center;
  }

  .nav-links {
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
  }

  .not-found {
    min-height: 320px;
  }

  .not-found-code {
    font-size: 3.5rem;
  }

  .not-found-title {
    font-size: 1.6rem;
  }

  .portfolio-intro h2 {
    font-size: 1.7rem;
  }
}