:root {
  --bg: #f3f6f5;
  --panel: rgba(255, 255, 255, 0.82);
  --text: #183332;
  --muted: #5f7675;
  --line: rgba(33, 86, 85, 0.14);
  --primary: #215655;
  --primary-soft: #d8e8e7;
  --secondary: #4f7c7b;
  --shadow: 0 18px 45px rgba(33, 86, 85, 0.1);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 999px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(33, 86, 85, 0.1), transparent 24%),
    radial-gradient(circle at top right, rgba(79, 124, 123, 0.1), transparent 26%),
    linear-gradient(180deg, #f7f9f8 0%, #eef4f3 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.25));
}

a {
  color: inherit;
}

.page-shell {
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 1.5rem;
  align-items: stretch;
  margin-bottom: 1rem;
}

.hero-copy,
.contact-card,
.panel {
  backdrop-filter: blur(16px);
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.48);
  box-shadow: var(--shadow);
}

.hero-copy {
  min-height: 100%;
  padding: 2.4rem;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.hero-copy::after {
  content: "";
  position: absolute;
  width: 240px;
  height: 240px;
  right: -80px;
  top: -90px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(33, 86, 85, 0.14), transparent 70%);
}

.eyebrow,
.meta {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--muted);
}

h1,
h2,
h3 {
  margin: 0;
}

h1,
h2 {
  font-family: "Fraunces", serif;
}

h1 {
  font-size: clamp(2.8rem, 5vw, 4.6rem);
  line-height: 0.95;
  margin: 0.4rem 0 1rem;
}

.contact-card {
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  background: linear-gradient(180deg, rgba(250, 252, 252, 0.96), rgba(241, 247, 246, 0.88));
}

.contact-header,
.section-heading,
.card-toggle {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

/* Cards stack content vertically, unlike the header-style flex rows above. */
.info-card,
.tool-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-header {
  align-items: center;
  margin-bottom: 1rem;
}

.hero-profile-copy {
  position: relative;
  z-index: 1;
  max-width: 38rem;
  margin-top: 1rem;
}

.hero-profile-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.hero-profile-copy p + p {
  margin-top: 0.85rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

.contact-grid p {
  margin: 0;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.contact-grid span {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--text);
  font-weight: 700;
}

.ghost-button,
.filter-button,
.pill,
.scroll-top {
  border: 0;
  cursor: pointer;
  font: inherit;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease, opacity 180ms ease;
}

.ghost-button {
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
}

.ghost-button:hover,
.filter-button:hover,
.pill:hover,
.scroll-top:hover {
  transform: translateY(-1px);
}

.section-nav {
  position: sticky;
  top: 1rem;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.2rem 0 1.4rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(248, 251, 251, 0.8);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow: var(--shadow);
}

.section-nav a {
  text-decoration: none;
  padding: 0.7rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-weight: 700;
}

.section-nav a:hover,
.section-nav a:focus-visible {
  background: var(--primary-soft);
  color: var(--primary);
}

main {
  display: grid;
  gap: 1.35rem;
}

.panel {
  border-radius: var(--radius-lg);
  padding: 1.6rem;
}

.section-heading {
  align-items: flex-end;
  flex-wrap: wrap;
  margin-bottom: 1.4rem;
}

.section-heading p:last-child {
  margin: 0;
  max-width: 38rem;
  color: var(--muted);
}

.filter-bar,
.pill-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.filter-button,
.pill {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.92);
  color: var(--muted);
  border: 1px solid rgba(33, 86, 85, 0.08);
  font-weight: 700;
}

.filter-button.active,
.pill.active {
  background: var(--primary);
  color: #fff;
}

.timeline {
  display: grid;
  gap: 1rem;
  margin-top: 1.1rem;
}

.timeline-card,
.info-card,
.tool-card {
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
}

.timeline-card {
  overflow: hidden;
}

.timeline-card.hidden,
.skill-filter-item.hidden {
  display: none;
}

.card-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.2rem;
  background: transparent;
  text-align: left;
  border: 0;
  color: var(--primary);
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
}

.card-toggle span:first-child {
  text-decoration: underline;
  text-decoration-color: rgba(33, 86, 85, 0.28);
  text-underline-offset: 0.18em;
}

.card-toggle:hover,
.card-toggle:focus-visible {
  color: var(--secondary);
}

.card-toggle:focus-visible {
  outline: 2px solid rgba(33, 86, 85, 0.2);
  outline-offset: -2px;
}

.card-period {
  color: var(--secondary);
  font-size: 0.95rem;
}

.card-body {
  display: none;
  padding: 0 1.2rem 1.25rem;
  color: var(--muted);
}

.company-title {
  margin: 0;
  color: var(--text);
  font-weight: 700;
}

.timeline-card.open .card-body {
  display: block;
}

.card-body ul {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
}

.card-body li+li {
  margin-top: 0.55rem;
}

.grid-three {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.education-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1rem;
  align-items: stretch;
}

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

.project-group + .project-group {
  margin-top: 1.35rem;
}

.project-group-label {
  margin: 0 0 0.85rem;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.project-card {
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
}

.project-card h3 {
  margin-top: 0.35rem;
  font-size: 1rem;
}

.project-card p {
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.education-feature {
  min-height: 100%;
}

.education-stack {
  display: grid;
  gap: 1rem;
}

.personal-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1rem;
}

.personal-intro p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
  font-size: 1.10rem;
}

.personal-intro p + p {
  margin-top: 1rem;
}

.info-card,
.tool-card {
  padding: 1.25rem;
}

.info-card p,
.tool-card p {
  margin: 0.65rem 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.tool-card h3 {
  font-size: 0.9rem;
}

.tool-card p {
  margin-top: 0.3rem;
  font-size: 0.84rem;
  line-height: 1.45;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.tool-card {
  padding: 1rem;
  gap: 0.2rem;
}

.detail-list {
  margin: 0.75rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.detail-list li+li {
  margin-top: 0.55rem;
}

#experience .card-body,
#education .info-card p,
#personal .info-card p,
#personal .detail-list {
  font-size: 0.9rem;
  line-height: 1.45;
}

.education-feature p {
  font-size: 0.98rem;
  line-height: 1.6;
}

#additional .info-card h3 {
  font-size: 0.9rem;
}

#additional .detail-list {
  font-size: 0.84rem;
  line-height: 1.45;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 1rem;
}

.skill-card {
  padding: 0.95rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
}

.skill-card h3 {
  font-size: 0.9rem;
}

.skill-card p {
  margin: 0.45rem 0 0;
  color: var(--muted);
  line-height: 1.45;
  font-size: 0.84rem;
}

.scroll-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--secondary);
  color: #fff;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 860px) {

  .hero,
  .grid-three,
  .projects-grid,
  .skills-grid,
  .tool-grid,
  .education-layout,
  .personal-layout {
    grid-template-columns: 1fr;
  }

  .section-heading {
    align-items: flex-start;
  }

  h1 {
    line-height: 1.02;
  }
}

@media (max-width: 600px) {
  .page-shell {
    width: min(100% - 1rem, 100%);
    padding-top: 1rem;
  }

  .hero-copy,
  .contact-card,
  .panel {
    padding: 1.25rem;
  }

  .section-nav {
    top: 0.5rem;
  }

  .card-toggle {
    flex-direction: column;
    align-items: flex-start;
  }

  .scroll-top {
    right: 1rem;
    bottom: 1rem;
  }
}
.target-roles-label {
  margin: 0 0 0.65rem;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}

.profile-headline {
  display: block;
  max-width: 34rem;
  margin: 0 0 1rem;
  color: var(--text);
  font-size: 0.98rem;
  line-height: 1.45;
  font-weight: 500;
  position: relative;
  z-index: 1;
}

.target-roles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  max-width: 40rem;
  position: relative;
  z-index: 1;
}

.target-roles span {
  display: inline-flex;
  align-items: center;
  padding: 0.34rem 0.62rem;
  border-radius: var(--radius-sm);
  background: rgba(33, 86, 85, 0.08);
  border: 1px solid rgba(33, 86, 85, 0.12);
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 600;
  line-height: 1.2;
}