:root {
  --accent: #d03d56;
  --accent-hover: #3730a3;
  --background: #ffffff;
  --surface: #f8f8fa;
  --surface-raised: #ffffff;
  --text: #17171c;
  --text-muted: #555b66;
  --border: #e7e7ec;
  --shadow: 0 8px 24px rgba(24, 24, 32, 0.08);
  --radius: 12px;
  --content-width: 1100px;
  --transition: 180ms ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  overflow-x: clip;
}

body {
  margin: 0;
  overflow-x: clip;
  width: 100%;
  min-width: 0;
  color: var(--text);
  background: var(--background);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  transition: color 0.3s ease, background-color 0.3s ease;
}

button,
input,
textarea {
  font: inherit;
}

a,
button {
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 2000;
  padding: 9px 13px;
  color: #fff;
  background: #111;
  border-radius: 6px;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

img {
  max-width: 100%;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  width: 100%;
  padding: 10px 92px 10px 16px;
  background: color-mix(in srgb, var(--background) 88%, transparent);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 6px 24px rgba(24, 24, 32, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.mobile-bar,
.menu-toggle {
  display: none;
}

.navbar ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 5px;
  width: max-content;
  max-width: 100%;
  margin: 0 auto;
  padding: 4px;
  list-style: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
}

.navbar a {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 13px;
  color: var(--text-muted);
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition), background-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.navbar a:hover,
.navbar a:focus-visible,
.navbar a.active {
  color: #fff;
  background: var(--accent);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--accent) 30%, transparent);
  transform: translateY(-1px);
}

.theme-toggle {
  position: absolute;
  top: 11px;
  right: 16px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  color: var(--accent);
  background: #fff;
  border: 2px solid transparent;
  border-radius: 999px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--transition), background-color var(--transition);
}

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

.theme-toggle:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid #f6cbd2;
  outline-offset: 3px;
}

main {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 0 auto;
  padding-top: 72px;
}

main > *, section, [data-aos] {
  min-width: 0;
  max-width: 100%;
}

section {
  margin: 0 0 32px;
  padding: 48px 24px;
}

h1,
h2,
h3 {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

h1,
h2,
h3,
.intro-text h1,
.experience-header h3,
.project-card h3 {
  color: var(--accent);
}

h1,
h2,
h3 {
  text-align: center;
}

h2 {
  margin-top: 0;
  font-size: clamp(1.7rem, 4vw, 2.15rem);
}

h2 i {
  margin-right: 8px;
}

.intro-section {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(30px, 6vw, 64px);
  min-height: 540px;
  padding-block: 64px;
}

.profile-image {
  display: block;
  width: min(300px, 78vw);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.intro-text {
  max-width: 620px;
}

.intro-text h1 {
  margin: 0 0 10px;
  text-align: left;
  color: var(--text);
  font-size: clamp(2.35rem, 5vw, 4.4rem);
  line-height: 1.05;
}

.intro-text h3 {
  margin: 16px 0 24px;
  color: var(--text-muted);
  text-align: left;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 400;
}

.eyebrow,
.project-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.intro-text .eyebrow {
  text-align: left;
}

.resume-contact-container,
.resume-actions,
.contact-links,
.footer-container,
.about-icons,
.skills-grid,
.project-buttons {
  display: flex;
  align-items: center;
}

.resume-contact-container {
  gap: 24px;
  flex-wrap: wrap;
}

.resume-actions {
  gap: 10px;
  flex-wrap: wrap;
}

.resume-button,
.contact-form button,
.project-button,
.github-button {
  display: inline-block;
  padding: 10px 18px;
  color: #fff;
  background: var(--accent);
  border: 0;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--transition), background-color var(--transition);
}

.resume-download {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  color: var(--accent);
  background: transparent;
  border: 1px solid var(--accent);
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  transition: color var(--transition), background-color var(--transition), transform var(--transition);
}

.resume-download:hover,
.resume-download:focus-visible {
  color: #fff;
  background: var(--accent);
  transform: translateY(-2px);
}

.resume-button:hover,
.contact-form button:hover,
.project-button:hover,
.github-button:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}

.contact-links {
  gap: 18px;
}

.contact-links-icon {
  color: var(--accent) !important;
  font-size: 30px;
  transition: color var(--transition), transform var(--transition);
}

.contact-links-icon:hover {
  color: var(--accent-hover) !important;
  transform: scale(1.15);
}

#about-me,
.experience-card,
.certifications,
.project-card,
.contact,
.security-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

#about-me,
.experience-card {
  max-width: 840px;
  margin-inline: auto;
}

#about-me {
  text-align: center;
}

.about-icons {
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.about-icons div {
  min-width: 90px;
  color: var(--text-muted);
  text-align: center;
}

.about-icons i {
  color: var(--accent);
  font-size: 28px;
}

.about-icons p {
  margin: 5px 0 0;
}

.experience-card {
  padding: 28px;
}

.experience-header h3 {
  margin-bottom: 6px;
  font-size: 1.45rem;
}

.exp-location,
.exp-date {
  color: var(--text-muted);
  text-align: center;
}

.exp-location {
  margin-bottom: 0;
  font-style: italic;
}

.exp-date {
  margin-top: 2px;
}

.exp-highlights {
  padding: 0;
  list-style: none;
}

.exp-highlights li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 12px;
}

.exp-highlights i,
.exp-note {
  color: var(--accent);
}

.exp-note {
  margin-bottom: 0;
  font-weight: 700;
}

.skills-category {
  margin: 40px 0;
}

.skills-category h3 {
  color: var(--accent-hover);
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 32px;
  text-align: center;
}

.section-heading > p:last-child {
  color: var(--text-muted);
}

.security {
  padding-inline: 0;
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.security-card {
  padding: 26px;
}

.security-card > i {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: #fff;
  background: var(--accent);
  border-radius: 12px;
}

.security-card h3 {
  margin: 18px 0 8px;
  color: var(--text);
  text-align: left;
}

.security-card p {
  margin-top: 0;
  color: var(--text-muted);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 18px 0;
}

.tag-list span {
  padding: 5px 9px;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 9%, var(--surface-raised));
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border));
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 750;
}

.skills-grid {
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
}

.skill-item {
  width: 105px;
  color: var(--accent);
  text-align: center;
  transition: transform var(--transition);
}

.skill-item:hover {
  transform: translateY(-4px);
}

.skill-item i {
  font-size: 2.7rem;
}

.skill-item p {
  margin: 8px 0 0;
  color: var(--text);
}

.certifications {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  max-width: 900px;
  margin-inline: auto;
  text-align: center;
}

.certifications h2,
.cert-intro {
  flex-basis: 100%;
}

.cert-intro,
.project-intro {
  color: var(--text-muted);
}

.projects,
.github,
.contact {
  text-align: center;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 24px;
}

.project-card {
  display: flex;
  flex-direction: column;
  padding: 24px;
  text-align: left;
  transition: transform var(--transition), box-shadow var(--transition);
}

.featured-project {
  border-top: 4px solid var(--accent);
}

.project-kicker {
  margin-bottom: 8px !important;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 30px rgba(24, 24, 32, 0.13);
}

.project-card h3 {
  margin-top: 0;
}

.project-card h3 i {
  margin-right: 7px;
  font-size: 0.9em;
}

.project-card p {
  color: var(--text-muted);
}

.project-buttons {
  gap: 10px;
  flex-wrap: wrap;
  margin-top: auto;
}

.project-button.alt {
  background: #41414a;
}

.github-content {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.github {
  max-width: 760px;
  margin-inline: auto;
  padding: 44px 28px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 10%, var(--surface)), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.github > p:not(.eyebrow) {
  color: var(--text-muted);
}

.github-chart-wrapper {
  width: 100%;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  -webkit-overflow-scrolling: touch;
}

.github-chart {
  margin-top: 18px;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.github-button {
  margin-top: 20px;
}

.contact {
  max-width: 900px;
  margin-inline: auto;
}

.contact > p {
  color: var(--text-muted);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
  max-width: 520px;
  margin: 28px auto 0;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  color: var(--text);
  background: var(--surface-raised);
  border: 1px solid #c9cbd2;
  border-radius: 8px;
}

.contact-form textarea {
  resize: vertical;
}

.recaptcha-note,
.recaptcha-note a {
  color: #777c86;
  font-size: 0.8rem !important;
}

footer {
  width: 100%;
  margin-top: 48px;
  padding: 22px 0;
  background: var(--accent);
}

.footer-copy {
  margin: 0 0 12px;
  color: #fff;
  text-align: center;
  font-size: 0.9rem;
}

.footer-container {
  justify-content: center;
  gap: 30px;
}

.footer-icon {
  color: #fff;
  font-size: 28px;
  text-decoration: none;
  transition: color var(--transition), transform var(--transition);
}

.footer-icon:hover {
  color: #d9d7ff;
  transform: translateY(-2px);
}

body.dark-mode {
  --background: #11131a;
  --surface: #1c1f29;
  --surface-raised: #252936;
  --text: #f2f2f4;
  --text-muted: #c1c5d0;
  --border: #343846;
  --shadow: 0 8px 22px rgba(0, 0, 0, 0.28);
}

body.dark-mode .theme-toggle {
  color: #29230b;
  background: #ffd75e;
}

body.dark-mode .contact-form input,
body.dark-mode .contact-form textarea {
  border-color: #4c5263;
}

body.dark-mode .github-chart {
  padding: 6px;
  background: #fff;
}

@media (max-width: 900px) {
  main {
    padding-top: 62px;
  }

  header {
    padding: 8px 10px;
  }

  .mobile-bar {
    display: flex;
    align-items: center;
    min-height: 46px;
  }

  .mobile-brand {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    color: #fff;
    background: var(--accent);
    border-radius: 11px;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 700;
    text-decoration: none;
  }

  .mobile-nav-label {
    margin-left: 10px;
    color: var(--text);
    font-weight: 700;
  }

  .menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 42px;
    height: 42px;
    margin-left: auto;
    padding: 10px;
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    cursor: pointer;
  }

  .menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: currentColor;
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  .navbar {
    position: absolute;
    top: calc(100% + 8px);
    right: 10px;
    left: 10px;
    visibility: hidden;
    padding: 8px;
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 18px 45px rgba(24, 24, 32, 0.18);
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
    transform-origin: top;
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  }

  .navbar.open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0) scale(1);
  }

  .navbar ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
    max-width: 100%;
    margin: 0;
    background: transparent;
    border: 0;
    border-radius: 0;
  }

  .navbar a {
    min-height: 42px;
    padding: 9px 13px;
    border-radius: 10px;
  }

  .theme-toggle {
    top: 12px;
    right: 62px;
    box-shadow: none;
  }

  .intro-section {
    min-height: auto;
  }
}

@media (max-width: 700px) {
  html { scroll-padding-top: 76px; }

  main {
    width: min(calc(100% - 20px), var(--content-width));
  }

  section {
    padding: 38px 16px;
  }

  .navbar a:active {
    color: #fff;
    background: var(--accent);
    transform: scale(0.97);
  }

  .intro-section {
    flex-direction: column;
    padding-top: 42px;
    text-align: center;
  }

  .intro-text h1,
  .intro-text h3 {
    text-align: center;
  }

  .intro-text .eyebrow { text-align: center; }

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

  .resume-contact-container {
    justify-content: center;
  }

  .resume-actions {
    justify-content: center;
    width: 100%;
  }

  .experience-card,
  .project-card,
  .contact { padding: 22px 16px; }

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

  .about-icons { gap: 24px; }

  .certifications iframe { max-width: 100% !important; }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}