/* =========================================================
   Liam Casperite — site styles
   Palette: sage paper / ink-green / steel blue / ochre / moss
   Type: Fraunces (identity) + Work Sans (utility)
   ========================================================= */

:root {
  --paper: #F8F9F8;
  --paper-raised: #FFFFFF;
  --ink: #182623;
  --ink-soft: #4A5854;
  --steel: #3E6478;
  --ochre: #C1852E;
  --moss: #56744F;
  --steel-tint: #E7EEF1;
  --line: #182623;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Work Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  --gap: 3.5rem;
  --border-w: 1.5px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
}

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

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--steel);
  outline-offset: 3px;
}

main {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

@media (min-width: 900px) {
  main {
    padding: 0 2.5rem 4rem;
  }
}

/* ===================== TOP NAV ===================== */

.topnav {
  display: flex;
  border-bottom: var(--border-w) solid var(--line);
  background: var(--paper-raised);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-btn {
  flex: 1;
  text-align: center;
  padding: 1rem 0.5rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border-right: var(--border-w) solid var(--line);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-btn:last-child {
  border-right: none;
}

.nav-btn:hover {
  background: var(--ink);
  color: var(--paper);
}

.nav-btn--current {
  background: var(--ink);
  color: var(--paper);
}

/* ===================== HERO ===================== */

.hero {
  text-align: center;
  padding: 4.5rem 0 3rem;
}

.signature {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(3.6rem, 11vw, 6.6rem);
  letter-spacing: 0.015em;
  line-height: 1.05;
}

.hero-rule {
  width: 140px;
  height: 0;
  margin: 1.75rem auto 0;
  border: none;
  border-top: var(--border-w) solid var(--line);
}

.hero .tagline {
  margin: 1.5rem auto 0;
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 46ch;
  text-align: center;
}

/* ===================== INTRO / CONTACT CARD ===================== */

.intro-card {
  padding: 0;
  margin-bottom: var(--gap);
  text-align: center;
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem 1.5rem;
  max-width: 780px;
  margin: 0 auto;
  justify-content: center;
}

.contact-list li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
}

.contact-label {
  font-size: 0.72rem;
  color: var(--ink-soft);
}

.contact-list a {
  font-weight: 500;
  border-bottom: 1px solid transparent;
}

.contact-list a:hover {
  border-bottom-color: var(--steel);
  color: var(--steel);
}

/* ===================== PORTFOLIO GRID ===================== */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: var(--gap);
}

.port-card {
  display: flex;
  flex-direction: column;
  border: var(--border-w) solid var(--line);
  background: var(--paper-raised);
  overflow: hidden;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.port-card:hover {
  transform: translateY(-3px);
}

.port-image {
  flex: 1;
  min-height: 340px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background:
    repeating-linear-gradient(135deg, rgba(24, 38, 35, 0.04) 0 2px, transparent 2px 14px);
  color: var(--ink-soft);
  border-bottom: var(--border-w) solid var(--line);
}

.placeholder-icon svg {
  width: 34px;
  height: 34px;
}

.placeholder-caption {
  font-size: 0.72rem;
  text-align: center;
  padding: 0 1rem;
  color: var(--ink-soft);
}

.port-label {
  padding: 0.9rem 1rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
}

/* Rotate accent color per card without templated sameness */
.port-card:nth-child(1) .port-label {
  color: var(--steel);
}

.port-card:nth-child(2) .port-label {
  color: var(--ochre);
}

.port-card:nth-child(3) .port-label {
  color: var(--moss);
}

/* ===================== PERSONAL ROW ===================== */

.personal-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--gap);
}

.personal-photo {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  color: var(--ink-soft);
  background-image: repeating-linear-gradient(135deg, rgba(24, 38, 35, 0.05) 0 2px, transparent 2px 14px);
}

.about-card {
  padding: 0;
}

.about-card h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.4rem;
  margin: 0 0 0.9rem;
}

.about-card p {
  margin: 0 0 1rem;
  color: var(--ink-soft);
  max-width: 62ch;
}

.about-card p:last-child {
  margin-bottom: 0;
}

/* ===================== ARTWORK GALLERY ===================== */

.page-hero {
  text-align: center;
  padding: 4rem 0 1rem;
}

.page-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(3rem, 7vw, 4.6rem);
  letter-spacing: 0.01em;
}

.page-subtitle {
  margin: 0.75rem 0 0;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--ink-soft);
}

.gallery {
  display: flex;
  flex-direction: column;
  gap: 9rem;
  padding: 5rem 0;
}

.piece-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.3rem;
  margin: 0 0 1.25rem;
}

.piece-desc {
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 40ch;
  margin: 1.25rem 0 0;
}

.piece-image {
  aspect-ratio: 4 / 3;
  min-height: 260px;
  border: var(--border-w) solid var(--line);
  background: var(--paper-raised);
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: repeating-linear-gradient(135deg, rgba(24, 38, 35, 0.04) 0 2px, transparent 2px 14px);
}

/* Stacked layout: title above, image, description below */
.piece--stacked {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}

.piece--stacked .piece-desc {
  margin-left: auto;
  margin-right: auto;
}

.piece--stacked .piece-image {
  width: 100%;
}

/* The fourth, "finale" piece runs wider and centered */
.piece--wide {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.piece--wide .piece-desc {
  margin-left: auto;
  margin-right: auto;
}

/* Side-by-side layout: image and caption sit level with each other */
.piece--side {
  display: flex;
  align-items: flex-start;
  gap: 3.5rem;
}

.piece--side .piece-image {
  flex: 1.3;
}

.piece--side .piece-caption {
  flex: 1;
  padding-top: 0.5rem;
}

/* ===================== COMMISSION NOTE ===================== */

.commission-note {
  text-align: center;
  padding-bottom: 2rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.commission-note a {
  color: var(--ochre);
  border-bottom: 1px solid var(--ochre);
}

.piece-image img,
.port-image img,
.personal-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ===================== ENGINEERING PAGE ===================== */

.eng-section {
  margin: 7.5rem 0;
}

.eng-section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2.25rem;
  border-bottom: var(--border-w) solid var(--line);
  padding-bottom: 0.75rem;
}

.eng-section-head h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 2rem;
  margin: 0;
}

.eng-section-note {
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin: 0;
}

/* Status tags */
.status-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border: 1px solid currentColor;
}

.status-tag--progress {
  color: var(--steel);
}

.status-tag--done {
  color: var(--moss);
}

/* Currently building callout */
.building-card {
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
  border-left: 3px solid var(--steel);
  padding: 0.25rem 0 0.25rem 1.75rem;
}

.building-image {
  flex: 1;
  max-width: 300px;
  color: var(--ink-soft);
}

.building-content {
  flex: 1.5;
}

.building-card .eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0 0 0.5rem;
}

.building-card h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.75rem;
  margin: 0 0 0.75rem;
}

.building-card p {
  color: var(--ink-soft);
  max-width: 60ch;
  margin: 0 0 1rem;
}

.building-card .chip-list {
  margin-bottom: 1rem;
}

/* Projects grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.project-card {
  border: var(--border-w) solid var(--line);
  background: var(--paper-raised);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.project-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.project-card h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.35rem;
  margin: 0;
}

.project-card p {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 0;
  flex: 1;
}

.project-image {
  color: var(--ink-soft);
  aspect-ratio: 16 / 10;
}

.project-link,
.project-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--steel);
  width: fit-content;
  border-bottom: 1px solid transparent;
}

.project-link svg,
.project-links a svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.project-link:hover,
.project-links a:hover {
  border-bottom-color: var(--steel);
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

/* Chips (tools used, interests) */
.chip-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
}

.chip {
  font-size: 0.72rem;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  padding: 0.25rem 0.65rem;
}

.chip-list--ochre .chip {
  color: var(--ochre);
  border-color: var(--ochre);
  background: rgba(193, 133, 46, 0.08);
  font-size: 0.8rem;
  padding: 0.4rem 0.9rem;
}

/* Software & tools categories */
.software-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.software-category h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
  margin: 0 0 0.85rem;
  color: var(--steel);
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.software-category h3 svg {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
}

/* Tool badges — square monogram badges, like part labels on a board */
.tool-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
}

.tool-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  width: 68px;
}

.tool-mark {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: var(--border-w) solid var(--line);
  background: var(--steel-tint);
  color: var(--steel);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
}

.tool-name {
  font-size: 0.66rem;
  color: var(--ink-soft);
  text-align: center;
  line-height: 1.2;
}

/* Experience list */
.experience-entry {
  display: flex;
  gap: 2.25rem;
  align-items: flex-start;
  border: var(--border-w) solid var(--line);
  border-left: 3px solid var(--moss);
  background: var(--paper-raised);
  padding: 1.75rem 2rem;
  margin-bottom: 1.75rem;
}

.experience-entry:last-child {
  margin-bottom: 0;
}

.experience-date-col {
  flex: 0 0 108px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--moss);
  letter-spacing: 0.02em;
  padding-top: 0.3rem;
}

.experience-content h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.35rem;
  margin: 0 0 0.6rem;
}

.experience-content p {
  font-size: 0.9rem;
  color: var(--ink-soft);
  max-width: 65ch;
  margin: 0;
}

/* Certifications — horizontal pills instead of a typed list */
.cert-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.cert-list li {
  font-size: 0.85rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--line);
  background: var(--paper-raised);
}

.cert-list li.cert-empty {
  color: var(--steel);
  font-style: italic;
  border: 1px dashed var(--steel);
  background: transparent;
}

/* ===================== RESUME PAGE ===================== */
/* Intentionally plain — this page skips the site's type/color system on purpose */

.resume-embed-wrap {
  max-width: 900px;
  margin: 3rem auto;
  padding: 0 1.5rem;
  text-align: center;
}

.resume-download-line {
  margin: 0 0 1rem;
  font-size: 0.9rem;
}

.resume-download-line a {
  color: var(--steel);
  border-bottom: 1px solid var(--steel);
}

.resume-embed {
  width: 100%;
  height: 85vh;
  border: 1px solid var(--line);
  background: #fff;
}

/* ===================== FOOTER ===================== */

.site-footer {
  text-align: center;
  padding: 1.5rem 0 2rem;
  font-size: 0.8rem;
  color: var(--ink-soft);
}

/* ===================== RESPONSIVE ===================== */

@media (max-width: 760px) {
  .nav-btn {
    font-size: 0.8rem;
    padding: 0.85rem 0.25rem;
  }

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

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

  .intro-card,
  .about-card {
    padding: 1.5rem;
  }

  .gallery {
    gap: 5rem;
  }

  .piece--stacked,
  .piece--wide {
    max-width: 100%;
  }

  .piece--side {
    flex-direction: column;
    gap: 1.25rem;
  }

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

  .building-card {
    flex-direction: column;
    gap: 1.25rem;
  }

  .building-image {
    max-width: 100%;
  }

  .eng-section {
    margin: 4.5rem 0;
  }

  .experience-entry {
    flex-direction: column;
    gap: 0.5rem;
    padding: 1.5rem;
  }

  .experience-date-col {
    flex: none;
    padding-top: 0;
  }

  .resume-embed {
    height: 70vh;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    scroll-behavior: auto !important;
  }
}