/* =========================================================
   DESIGN TOKENS
   ========================================================= */
:root {
  --color-paper:   #F1EEE6;
  --color-panel:   #E6E1D4;
  --color-ink:     #201F1A;
  --color-ink-soft:#4A473E;
  --color-rule:    #8A8574;
  --color-oxide:   #C1440E;
  --color-brass:   #9C7A3C;
  --color-paper-rgb: 241, 238, 230;

  --font-display: 'IBM Plex Sans Condensed', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --max-width: 1180px;
  --gutter: clamp(20px, 4vw, 56px);

  --rule-thin: 1px solid var(--color-rule);
  --rule-thick: 2px solid var(--color-ink);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

:focus-visible {
  outline: 2px solid var(--color-oxide);
  outline-offset: 3px;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-oxide);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0;
}

/* =========================================================
   NAV
   ========================================================= */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(var(--color-paper-rgb), 0.92);
  backdrop-filter: blur(6px);
  border-bottom: var(--rule-thin);
}

.site-nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-nav .brand-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-nav .brand-logo {
  height: 40px;
  width: auto;
  display: block;
}

.site-nav .brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-nav .brand span {
  color: var(--color-oxide);
}

.site-nav ul {
  list-style: none;
  display: flex;
  gap: clamp(12px, 3vw, 36px);
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

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

@media (max-width: 480px) {
  .site-nav .wrap { height: auto; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap; row-gap: 10px; }
  .site-nav ul { gap: 12px; font-size: 11px; width: 100%; justify-content: space-between; }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  padding: clamp(32px, 6vw, 80px) 0 clamp(40px, 6vw, 72px);
  border-bottom: var(--rule-thick);
  position: relative;
  background-image:
    linear-gradient(rgba(241, 238, 230, 0.75), rgba(241, 238, 230, 0.55)),
    url("../assets/hero_bg.jpg");
  background-size: cover;
  background-position: center 65%;
}

.hero h1 {
  font-size: clamp(42px, 8vw, 96px);
  line-height: 0.98;
  max-width: 14ch;
}

.hero .role-line {
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.6vw, 18px);
  color: var(--color-ink-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.hero .role-line b {
  color: var(--color-ink);
  font-weight: 500;
}

.hero p.intro {
  margin-top: 10px;
  max-width: 58ch;
  font-size: clamp(16px, 1.6vw, 19px);
  color: var(--color-ink-soft);
}

.hero-divider {
  margin: 10px auto 0 0;
  width: 60%;
  border: none;
  border-top: var(--rule-thin);
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: clamp(24px, 5vw, 56px);
}

.hero-photo {
  flex: 0 0 clamp(180px, 22vw, 260px);
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border: var(--rule-thin);
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  flex: 0 1 550px;
  min-width: 0;
}

@media (max-width: 720px) {
  .hero-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero-photo {
    flex-basis: auto;
    width: 160px;
  }
}

.ruler {
  margin-top: 40px;
  height: 22px;
  background-image: repeating-linear-gradient(
    to right,
    var(--color-rule) 0, var(--color-rule) 1px,
    transparent 1px, transparent 40px
  );
  background-position: bottom left;
  background-size: 100% 10px;
  background-repeat: repeat-x;
  position: relative;
  opacity: 0.7;
}
.ruler::before {
  content: "";
  position: absolute;
  bottom: 0; left: 0; right: 0;
  border-bottom: var(--rule-thin);
}

/* =========================================================
   SECTION HEADS
   ========================================================= */
.section {
  padding: clamp(56px, 8vw, 96px) 0;
}
.section + .section {
  border-top: var(--rule-thin);
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: clamp(32px, 5vw, 56px);
  flex-wrap: wrap;
}

.section-head h2 {
  font-size: clamp(28px, 4vw, 44px);
}

.section-head .count {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-ink-soft);
}

.about-blurb {
  max-width: 100%;
  font-size: 18px;
  color: var(--color-ink);
}

/* =========================================================
   WORK GRID / PROJECT CARDS
   ========================================================= */
.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 3vw, 40px);
}

@media (max-width: 720px) {
  .work-grid { grid-template-columns: 1fr; }
}

.project-card {
  display: block;
  position: relative;
  border: var(--rule-thin);
  background: var(--color-panel);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.project-card:hover,
.project-card:focus-visible {
  transform: translateY(-3px);
  box-shadow: 6px 6px 0 var(--color-ink);
}

/* corner flag signaling the card is clickable */
.project-card::after {
  content: "Expand ↗";
  position: absolute;
  right: 0;
  bottom: 0;
  padding: 7px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: var(--color-oxide);
  color: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
  white-space: nowrap;
}

.project-card .thumb {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-bottom: var(--rule-thin);
}

.project-card .thumb img,
.project-card .thumb video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-card .card-body {
  padding: 18px 20px 48px;
}

.project-card h3 {
  font-size: clamp(20px, 2.4vw, 26px);
  margin-bottom: 8px;
}

.project-card .summary {
  font-size: 14.5px;
  color: var(--color-ink-soft);
  margin: 0 0 16px;
}

/* title block: engineering-drawing stamp, reused for cards & case study header */
.title-block {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: var(--rule-thick);
  font-family: var(--font-mono);
  font-size: 11.5px;
}

.title-block dt {
  color: var(--color-brass);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 10px;
  margin: 0;
}

.title-block dd {
  margin: 2px 0 0;
  color: var(--color-ink);
}

.title-block .field {
  padding: 8px 10px;
}
.title-block .field:nth-child(2n) { border-right: none; }
.title-block .field:nth-child(-n+2) { border-top: none; }

/* =========================================================
   PLACEHOLDER IMAGE
   ========================================================= */
.img-placeholder {
  width: 100%;
  height: 100%;
  min-height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: repeating-linear-gradient(
    45deg,
    rgba(32,31,26,0.06) 0, rgba(32,31,26,0.06) 10px,
    transparent 10px, transparent 20px
  );
  border: 1px dashed var(--color-rule);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  padding: 12px;
}

/* =========================================================
   EXPERIENCE
   ========================================================= */
.experience-entry {
  border: var(--rule-thin);
  background: var(--color-panel);
  margin-bottom: clamp(24px, 3vw, 36px);
}

.experience-entry .exp-head {
  padding: 22px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  border-bottom: var(--rule-thin);
}

.exp-head-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.exp-logo {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 10px;
  border: var(--rule-thin);
  overflow: hidden;
  background: var(--color-paper);
}
.exp-logo img,
.exp-logo video { width: 100%; height: 100%; object-fit: contain; padding: 6px; }
.exp-logo .img-placeholder {
  min-height: 0;
  height: 100%;
  border: none;
  font-size: 7px;
  padding: 2px;
}

.experience-entry h3 {
  font-size: clamp(22px, 3vw, 30px);
}

.exp-role {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-ink-soft);
}

.exp-dates {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-oxide);
  white-space: nowrap;
}

.experience-entry .exp-summary {
  padding: 20px 24px 0;
  max-width: 100%;
  color: var(--color-ink);
  font-size: 18px;
}

.experience-entry .exp-summary-row {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 20px 24px 0;
}
.exp-text-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex: 1 1 auto;
  min-width: 0;
}
.exp-text-col .exp-summary {
  padding: 0;
}
.exp-hero-image {
  flex: 0 0 240px;
  width: 240px;
}
.exp-hero-image img,
.exp-hero-image video {
  width: 100%;
  height: auto;
  display: block;
  border: var(--rule-thin);
}
.exp-text-col .cs-title-block.exp-confidentiality {
  width: 100%;
  margin: 0;
}
@media (max-width: 720px) {
  .experience-entry .exp-summary-row { flex-direction: column; }
  .exp-hero-image { width: 100%; flex-basis: auto; }
}

.cs-title-block.exp-confidentiality {
  display: block;
  width: auto;
  margin: 20px 24px 0;
  border: none;
}
.cs-title-block.exp-confidentiality .field {
  border: var(--rule-thin);
}
.cs-title-block.exp-confidentiality dt {
  color: var(--color-oxide);
}
.cs-title-block.exp-confidentiality dd {
  line-height: 1.6;
}

.exp-projects {
  padding: 0 24px 24px;
}
.exp-projects .cs-block:first-child {
  border-top: none;
}
.exp-projects .cs-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.exp-projects .cs-block .body-text {
  max-width: none;
}

.exp-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.exp-skill {
  background: var(--color-ink-soft);
  color: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 10px;
}

/* =========================================================
   MISC GRID
   ========================================================= */
.misc-filter {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-ink);
  background: var(--color-paper);
  border: var(--rule-thin);
  padding: 8px 12px;
  cursor: pointer;
}
.misc-filter:hover,
.misc-filter:focus-visible {
  border-color: var(--color-oxide);
}

.misc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

@media (max-width: 900px) { .misc-grid { grid-template-columns: repeat(2, 1fr); } }

.misc-item {
  display: block;
  border: var(--rule-thin);
  background: var(--color-panel);
}

.misc-item .thumb {
  aspect-ratio: 1/1;
  overflow: hidden;
  border-bottom: var(--rule-thin);
}
.misc-item .thumb img,
.misc-item .thumb video { width: 100%; height: 100%; object-fit: cover; }

.misc-item .cap {
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.03em;
  color: var(--color-ink-soft);
}

.misc-item:hover .cap { color: var(--color-oxide); }

/* =========================================================
   FOOTER / RESOURCES
   ========================================================= */
.site-footer {
  border-top: var(--rule-thick);
  padding: clamp(56px, 8vw, 96px) 0 48px;
}

.site-footer h2 {
  font-size: clamp(28px, 4vw, 44px);
  margin-bottom: 20px;
}

.site-footer p {
  max-width: 60ch;
  color: var(--color-ink-soft);
  font-size: 16px;
}

.contact-links {
  margin-top: 28px;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.contact-links a { border-bottom: 1px solid var(--color-rule); padding-bottom: 2px; }
.contact-links a:hover { color: var(--color-oxide); border-color: var(--color-oxide); }

.copyright {
  margin-top: 56px;
  padding-top: 20px;
  border-top: var(--rule-thin);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-ink-soft);
}

/* =========================================================
   EXPERIENCE DETAIL PAGE
   ========================================================= */
.exp-detail {
  padding: 40px 0 80px;
}

/* =========================================================
   CASE STUDY PAGE
   ========================================================= */
.cs-header {
  padding: 40px 0 32px;
  border-bottom: var(--rule-thick);
}

.back-link {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  display: inline-block;
  margin-bottom: 24px;
}
.back-link:hover { color: var(--color-oxide); }

.cs-header h1 {
  font-size: clamp(34px, 6vw, 64px);
  max-width: 20ch;
}

.cs-header .summary {
  margin-top: 16px;
  max-width: 100ch;
  font-size: 17px;
  color: var(--color-ink-soft);
}

.cs-title-block {
  margin-top: 28px;
  display: grid;
  grid-template-columns: max-content;
  width: fit-content;
  border-top: var(--rule-thin);
  border-left: var(--rule-thin);
  font-family: var(--font-mono);
}

@media (max-width: 700px) { .cs-title-block { grid-template-columns: repeat(2, 1fr); } }

.cs-title-block .field {
  padding: 12px 16px;
  border-right: var(--rule-thin);
  border-bottom: var(--rule-thin);
}
.cs-title-block dt {
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-brass);
  margin: 0;
}
.cs-title-block dd {
  margin: 3px 0 0;
  font-size: 13px;
}

.cs-hero {
  margin: 40px 0;
  border: var(--rule-thin);
  aspect-ratio: 16/9;
  overflow: hidden;
}
.cs-hero img,
.cs-hero video { width: 100%; height: 100%; object-fit: cover; }

.cs-block {
  padding: 36px 0;
  border-top: var(--rule-thin);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 32px;
}

@media (max-width: 720px) { .cs-block { grid-template-columns: 1fr; gap: 12px; } }

.cs-block h2 {
  font-size: 20px;
  color: var(--color-oxide);
}

.cs-block .body p {
  color: var(--color-ink-soft);
  font-size: 16px;
  max-width: 68ch;
}

.cs-block .body-text {
  color: var(--color-ink-soft);
  font-size: 16px;
  max-width: 68ch;
}
.cs-block .body-text ul,
.cs-block .body-text ol {
  padding-left: 1.2em;
  margin: 12px 0;
}
.cs-block .body-text li {
  margin-bottom: 6px;
}

/* boxed link/button, same visual language as the confidentiality note box */
.cs-link-box {
  display: block;
  width: fit-content;
  max-width: 620px;
  margin-top: 4px;
  padding: 12px 16px;
  border: var(--rule-thin);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
}
.cs-link-box:hover {
  color: var(--color-oxide);
  border-color: var(--color-oxide);
}

.cs-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 20px;
}

.cs-gallery img, .cs-gallery video, .cs-gallery .img-placeholder { border: var(--rule-thin); }

.cs-section-images {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 14px;
  margin-top: 16px;
}

.cs-section-images img,
.cs-section-images video {
  border: var(--rule-thin);
  aspect-ratio: auto;
  object-fit: contain;
  flex: 0 1 auto;
  max-width: 320px;
}
.cs-section-images .img-placeholder {
  border: var(--rule-thin);
  aspect-ratio: 4/3;
  object-fit: cover;
  flex: 1 1 260px;
  max-width: 320px;
}

/* experience mini-project images: left-justified, with room for a bullets list beside them */
.exp-projects .cs-section-images {
  justify-content: flex-start;
}

.exp-media-row {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 16px;
}
.exp-media-row .cs-section-images {
  margin-top: 0;
}

.exp-bullets {
  flex: 1 1 200px;
  margin: 0;
  padding-left: 1.2em;
  color: var(--color-ink-soft);
  font-size: 15px;
}
.exp-bullets li {
  margin-bottom: 6px;
}
.exp-bullets li ul {
  margin: 4px 0 0;
  padding-left: 1.2em;
}
.exp-bullets li ul li {
  margin-bottom: 2px;
}

.cs-nav {
  margin-top: 24px;
  padding: 32px 0 60px;
  border-top: var(--rule-thick);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cs-nav a:hover { color: var(--color-oxide); }

.cs-empty {
  padding: 120px 0;
  text-align: center;
  font-family: var(--font-mono);
  color: var(--color-ink-soft);
}