:root {
  --bg: #f7f7f5;
  --bg-strong: #efefe8;
  --surface: rgba(255, 255, 255, 0.76);
  --surface-solid: #ffffff;
  --text: #111111;
  --muted: #666666;
  --accent: #a9b7c6;
  --accent-deep: #8798a9;
  --line: #e3e3dc;
  --shadow: 0 18px 45px rgba(34, 41, 47, 0.08);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background: #ffffff;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0;
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.9);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent-deep), var(--accent));
  box-shadow: 0 0 0 6px rgba(169, 183, 198, 0.18);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.site-nav a,
.quick-links a,
.prompt-button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.75);
  border-radius: 999px;
  padding: 0.72rem 1rem;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.site-nav a:hover,
.quick-links a:hover,
.prompt-button:hover {
  transform: translateY(-1px);
  background: var(--surface-solid);
  border-color: #d1d6dc;
}

.site-nav a.is-current {
  background: rgba(169, 183, 198, 0.18);
  border-color: rgba(135, 152, 169, 0.45);
}

.hero,
.content-section {
  padding: 6rem 0 4rem;
}

.hero {
  min-height: 100svh;
  display: grid;
  grid-template-columns: 0.98fr 1.16fr;
  align-items: center;
  gap: 1.35rem;
}

.content-section {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.4rem;
}

.persona-panel,
.intro-panel,
.conversation-card,
.soft-card,
.project-card,
.contact-card {
  background: #ffffff;
  border: 1px solid var(--line);
  box-shadow: 0 12px 30px rgba(34, 41, 47, 0.05);
}

.persona-panel,
.intro-panel {
  border-radius: var(--radius-xl);
  padding: 1.5rem;
}

.persona-panel {
  min-height: 38rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.persona-frame {
  position: relative;
  flex: 1;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: calc(var(--radius-xl) - 0.35rem);
  background:
    radial-gradient(circle at 50% 25%, rgba(255, 255, 255, 0.98), rgba(241, 243, 245, 0.9) 35%, rgba(169, 183, 198, 0.14) 68%, transparent 69%);
}

.persona-orbit {
  position: absolute;
  border: 1px solid rgba(135, 152, 169, 0.25);
  border-radius: 999px;
}

.orbit-one {
  width: 16rem;
  height: 16rem;
  animation: slow-spin 16s linear infinite;
}

.orbit-two {
  width: 22rem;
  height: 22rem;
  animation: slow-spin 22s linear reverse infinite;
}

.persona-photo {
  position: relative;
  z-index: 2;
  width: min(100%, 28rem);
  height: auto;
  object-fit: contain;
  filter: saturate(0.88) contrast(1.02);
  transform: translateY(0.8rem);
  border-radius: 1.6rem;
  box-shadow: 0 26px 40px rgba(35, 43, 51, 0.12);
}

.persona-caption,
.eyebrow,
.resume-note,
.project-header span {
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.86rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.intro-panel h1,
.section-heading h2 {
  margin: 0.35rem 0 0;
  font-size: clamp(2.7rem, 4.5vw, 5.3rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.section-heading h2 {
  font-size: clamp(1.8rem, 2.8vw, 2.7rem);
}

.intro-panel h1 span {
  color: var(--accent-deep);
}

.lead {
  max-width: 43rem;
  font-size: 1.12rem;
  line-height: 1.85;
  color: #404040;
}

.tag-row,
.quick-links,
.project-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tag-row {
  margin: 1.5rem 0;
}

.tag-row span {
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  background: rgba(169, 183, 198, 0.18);
  color: #364350;
  font-size: 0.92rem;
}

.compact-tags {
  margin: 0.4rem 0 0.9rem;
}

.compact-tags span {
  font-size: 0.88rem;
}

.chat-window,
.conversation-card,
.project-card {
  border-radius: var(--radius-xl);
}

.chat-window {
  margin-top: 1.5rem;
  padding: 1.35rem;
  background: rgba(250, 250, 248, 0.7);
  border: 1px solid var(--line);
}

.bubble {
  width: fit-content;
  max-width: min(42rem, 100%);
  padding: 1rem 1.08rem;
  border-radius: 18px;
  line-height: 1.82;
}

.bubble + .bubble {
  margin-top: 0.8rem;
}

.bubble-user {
  margin-left: auto;
  background: #ebeeef;
  border-top-right-radius: 0.4rem;
}

.bubble-persona {
  background: var(--surface-solid);
  border: 1px solid var(--line);
  border-top-left-radius: 0.4rem;
}

.section-heading {
  max-width: 50rem;
  margin-bottom: 1rem;
}

.section-note {
  max-width: 48rem;
  margin: -0.35rem 0 0.4rem;
  color: #4a4a4a;
  line-height: 1.75;
}

#about .section-heading,
#projects .section-heading,
#contact .section-heading {
  align-self: flex-start;
}

#skills .section-heading,
#resume .section-heading {
  align-self: flex-start;
  text-align: left;
}

.conversation-card {
  padding: 1.3rem;
  width: min(100%, 52rem);
  align-self: flex-start;
}

.about-grid,
.skills-grid,
.resume-layout {
  display: grid;
  gap: 1rem;
  max-width: 56rem;
}

.about-grid {
  grid-template-columns: 1fr;
  align-self: flex-start;
  width: min(100%, 56rem);
}

.skills-grid,
.resume-layout {
  grid-template-columns: 1fr;
}

.skills-grid {
  align-self: flex-start;
  width: min(100%, 56rem);
}

.resume-layout {
  align-self: flex-start;
  width: min(100%, 56rem);
}

.soft-card,
.project-card,
.contact-card {
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.soft-card h3,
.project-header h3 {
  margin-top: 0;
  margin-bottom: 0.8rem;
  letter-spacing: -0.03em;
}

.soft-card p,
.soft-card li,
.project-card dd {
  color: #3f3f3f;
  line-height: 1.7;
}

.career-note {
  margin: 0;
}

.detail-list {
  margin: 0;
  padding-left: 1.2rem;
}

.detail-list li + li {
  margin-top: 0.45rem;
}

ul {
  margin: 0;
  padding-left: 1.2rem;
}

.pill-list {
  list-style: none;
  padding-left: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.pill-list li {
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.75);
  border-radius: 999px;
}

.prompt-button {
  font: inherit;
  cursor: pointer;
  color: #28323b;
}

.prompt-button.is-active {
  background: rgba(169, 183, 198, 0.26);
  border-color: rgba(135, 152, 169, 0.45);
}

.project-prompts {
  align-self: flex-start;
  max-width: 56rem;
}

.project-summary-grid {
  width: min(100%, 56rem);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.project-summary-card {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #ffffff;
  box-shadow: 0 12px 30px rgba(34, 41, 47, 0.05);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.project-summary-card:hover,
.project-summary-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(135, 152, 169, 0.45);
  outline: none;
}

.project-summary-card.is-active {
  background: rgba(169, 183, 198, 0.12);
  border-color: rgba(135, 152, 169, 0.5);
}

.project-summary-card h3 {
  margin: 0.25rem 0 0.55rem;
  font-size: 1.06rem;
  letter-spacing: -0.03em;
}

.project-summary-card p {
  margin: 0;
  color: #4a4a4a;
  line-height: 1.7;
}

.summary-role,
.contact-label {
  margin: 0;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.project-stack {
  margin-top: 1rem;
  position: relative;
  min-height: 34rem;
  width: min(100%, 56rem);
  align-self: flex-start;
}

.project-card {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px);
  transition: opacity 260ms ease, transform 260ms ease;
}

.project-card.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.project-summary-line {
  margin: 0 0 1rem;
  color: #4a4a4a;
  line-height: 1.8;
}

.project-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.project-card dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 0;
}

.project-card dt {
  margin-bottom: 0.4rem;
  font-weight: 800;
}

.project-card dd {
  margin: 0;
}

.resume-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  width: min(100%, 56rem);
}

.resume-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 9.5rem;
  padding: 0.9rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #ffffff;
  transition: transform 160ms ease, border-color 160ms ease;
}

.resume-button:hover {
  transform: translateY(-1px);
  border-color: rgba(135, 152, 169, 0.45);
}

.contact-card,
.contact-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
  width: min(100%, 56rem);
  align-self: flex-start;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
}

.contact-info-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.35rem 1.4rem;
  background: #ffffff;
  box-shadow: 0 12px 30px rgba(34, 41, 47, 0.05);
}

.contact-info-card a,
.contact-info-card p:last-child {
  margin: 0.45rem 0 0;
  line-height: 1.75;
  color: #3f3f3f;
}

.contact-primary a {
  font-size: 1.05rem;
  font-weight: 700;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 680ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 680ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--delay, 0s);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.contact-card a {
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
}

@keyframes slow-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: 100svh;
    padding-top: 6rem;
  }

  .persona-panel {
    min-height: 28rem;
  }

  .about-grid,
  .skills-grid,
  .resume-layout,
  .project-card dl,
  .project-summary-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .conversation-card,
  .about-grid,
  .skills-grid,
  .resume-layout,
  .project-prompts,
  .project-summary-grid,
  .project-stack,
  .resume-actions,
  .contact-card,
  .contact-grid,
  #skills .section-heading,
  #resume .section-heading {
    align-self: stretch;
    width: 100%;
    max-width: none;
    text-align: left;
  }

  .project-header {
    flex-direction: column;
  }

  .project-stack {
    min-height: 42rem;
  }
}

@media (max-width: 680px) {
  .page-shell {
    width: min(calc(100% - 1rem), var(--max-width));
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    width: 100%;
  }

  .site-nav a,
  .quick-links a,
  .prompt-button,
  .contact-card a {
    width: 100%;
    text-align: center;
  }

  .persona-panel,
  .intro-panel,
  .conversation-card,
  .soft-card,
  .project-card,
  .contact-card,
  .contact-info-card,
  .project-summary-card {
    padding: 1rem;
  }

  .intro-panel h1,
  .section-heading h2 {
    font-size: clamp(1.8rem, 9vw, 2.5rem);
  }

  .hero,
  .content-section {
    min-height: auto;
    padding: 5rem 0 2.5rem;
  }

  .content-section {
    gap: 1rem;
  }

  .project-stack {
    position: static;
    min-height: auto;
  }

  .project-card {
    position: static;
    display: none;
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }

  .project-card.is-visible {
    display: block;
  }
}