/* ============================================================
   olijarczyk.com — stylesheet
   Visual system: engineering drawing sheet.
   Cool drafting white, graphite ink, safety orange accent.
   Type: IBM Plex Sans (display/body) + IBM Plex Mono (labels).
   ============================================================ */

:root {
  --bg: #f5f7f8;
  --paper: #ffffff;
  --ink: #16191d;
  --muted: #5a6472;
  --line: #d3dae0;
  --line-strong: #16191d;
  --accent: #e8590c;
  --accent-dark: #c74a08;
  --tint: #edf1f4;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 2px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img,
svg,
canvas {
  display: block;
  max-width: 100%;
}

h1, h2, h3, h4, h5 {
  line-height: 1.2;
  font-weight: 700;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

::selection {
  background: #f8c9a8;
}

[hidden] {
  display: none !important;
}

.wrap {
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: 24px;
}

/* ---------- header / nav ---------- */

.site-header {
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px 20px;
  padding-block: 14px;
  flex-wrap: wrap;
}

.wordmark {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--ink);
}

.wordmark span {
  color: var(--accent);
}

.site-nav ul {
  display: flex;
  gap: 4px 18px;
  list-style: none;
  padding: 0;
  flex-wrap: wrap;
}

.site-nav a {
  font-family: var(--mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-decoration: none;
  color: var(--muted);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover {
  color: var(--ink);
}

.site-nav a.active {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 72px;
}

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 8px 24px;
  flex-wrap: wrap;
  padding-block: 20px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- shared text pieces ---------- */

.eyebrow {
  font-family: var(--mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.eyebrow b {
  color: var(--accent);
  font-weight: 600;
}

.eyebrow .status {
  color: var(--accent-dark);
}

.lede {
  color: var(--muted);
  max-width: 62ch;
}

.text-link {
  color: var(--accent-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

.section {
  padding-top: 56px;
}

.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.01em;
  margin-top: 6px;
}

.section-head .lede {
  margin-top: 10px;
}

.section-head {
  margin-bottom: 24px;
}

/* ---------- hero: the drawing sheet ---------- */

.sheet {
  position: relative;
  margin-top: 36px;
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius);
  background-color: var(--paper);
  background-image:
    linear-gradient(rgba(22, 25, 29, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 25, 29, 0.045) 1px, transparent 1px);
  background-size: 28px 28px;
  padding: clamp(28px, 6vw, 60px);
}

.sheet::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  pointer-events: none;
}

.hero-name {
  font-size: clamp(2.5rem, 7vw, 4.4rem);
  line-height: 1.03;
  letter-spacing: -0.025em;
  margin-top: 12px;
}

.hero-role {
  margin-top: 16px;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-weight: 500;
  max-width: 46ch;
}

.hero-copy {
  margin-top: 14px;
  color: var(--muted);
  max-width: 64ch;
}

.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* title block — bottom-right corner, like a real drawing */

.titleblock {
  margin-top: 40px;
  margin-left: auto;
  width: fit-content;
  max-width: 100%;
  border: 1.5px solid var(--line-strong);
  background: var(--paper);
  position: relative;
  z-index: 1;
}

.tb-row {
  display: flex;
}

.tb-row + .tb-row {
  border-top: 1px solid var(--line-strong);
}

.tb-cell {
  flex: 1 1 auto;
  min-width: 96px;
  padding: 8px 14px 9px;
}

.tb-cell + .tb-cell {
  border-left: 1px solid var(--line-strong);
}

.tb-title {
  flex: 2 1 auto;
}

.tb-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.tb-value {
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* ---------- buttons ---------- */

.btn {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 12px 20px;
  border: 1.5px solid var(--ink);
  border-radius: var(--radius);
  color: var(--ink);
  text-decoration: none;
  background: var(--paper);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn:hover {
  background: var(--ink);
  color: #fff;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: #fff;
}

/* ---------- cards + grids ---------- */

.grid {
  display: grid;
  gap: 16px;
}

.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

a.card {
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}

a.card:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(22, 25, 29, 0.08);
}

.card h3 {
  font-size: 1.12rem;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.card p {
  color: var(--muted);
  font-size: 0.95rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 8px;
}

.chip {
  font-family: var(--mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid var(--line);
  background: var(--tint);
  padding: 4px 8px;
  border-radius: var(--radius);
  color: var(--muted);
}

/* wide banner card */

.teaser {
  border: 1.5px solid var(--line-strong);
  background: var(--paper);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px 24px;
  flex-wrap: wrap;
}

.teaser h3 {
  font-size: 1.3rem;
}

.teaser p {
  color: var(--muted);
  max-width: 52ch;
  margin-top: 6px;
}

/* ---------- 3D prints page ---------- */

.prints-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 20px;
  margin-top: 4px;
  align-items: start;
}

.viewer-pane {
  border: 1.5px solid var(--line-strong);
  background: var(--paper);
  border-radius: var(--radius);
  overflow: hidden;
}

.stage {
  position: relative;
  aspect-ratio: 4 / 3;
  background-image:
    linear-gradient(rgba(22, 25, 29, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 25, 29, 0.04) 1px, transparent 1px);
  background-size: 28px 28px;
}

.stage canvas {
  width: 100%;
  height: 100%;
}

.viewer-msg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--muted);
  background: var(--paper);
}

.viewer-hint {
  position: absolute;
  left: 12px;
  bottom: 10px;
  font-family: var(--mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  pointer-events: none;
}

.viewer-meta {
  border-top: 1px solid var(--line);
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px 20px;
  flex-wrap: wrap;
}

.viewer-meta h3 {
  font-size: 1.05rem;
}

.m-mat {
  display: block;
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-dark);
  margin-top: 5px;
}

.viewer-meta p {
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 8px;
  max-width: 48ch;
}

.model-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.model-btn {
  text-align: left;
  font: inherit;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  cursor: pointer;
  transition: border-color 0.15s;
}

.model-btn:hover {
  border-color: var(--ink);
}

.model-btn.active {
  border-color: var(--accent);
  box-shadow: inset 3px 0 0 var(--accent);
}

.mb-name {
  display: block;
  font-weight: 600;
  font-size: 0.95rem;
}

.mb-file {
  display: block;
  font-family: var(--mono);
  font-size: 0.66rem;
  color: var(--muted);
  margin-top: 3px;
  letter-spacing: 0.05em;
}

/* ---------- resume page ---------- */

.resume-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.resume-contactline {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.resume-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 36px;
  margin-top: 28px;
  align-items: start;
}

.r-block + .r-block {
  margin-top: 36px;
}

.r-block h3 {
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  border-bottom: 1.5px solid var(--line-strong);
  padding-bottom: 8px;
  margin-bottom: 16px;
}

.r-entry + .r-entry {
  margin-top: 24px;
}

.r-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px 16px;
  flex-wrap: wrap;
}

.r-entry h4 {
  font-size: 1.05rem;
}

.r-where {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 2px;
}

.r-date {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.r-entry ul {
  margin: 10px 0 0 18px;
  padding: 0;
  color: var(--muted);
  font-size: 0.95rem;
  display: grid;
  gap: 6px;
}

.aside-card {
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: var(--radius);
  padding: 20px;
}

.skill-group + .skill-group {
  margin-top: 18px;
}

.skill-group h5 {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 8px;
}

.skill-group p {
  font-size: 0.92rem;
}

/* ---------- contact page ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 4px;
}

.big-mail {
  font-size: 1.15rem;
  font-weight: 600;
  word-break: break-all;
}

/* ---------- responsive ---------- */

@media (max-width: 940px) {
  .cols-3 {
    grid-template-columns: 1fr 1fr;
  }
  .prints-layout,
  .resume-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .cols-3,
  .cols-2,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .titleblock {
    width: 100%;
  }
  .tb-cell {
    min-width: 0;
    padding: 7px 10px;
  }
  .tb-value {
    font-size: 0.72rem;
    white-space: normal;
  }
  .site-footer .wrap {
    flex-direction: column;
    gap: 4px;
  }
}

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