/* =============================================
   TRISTON JONES — personal site styles
   Themes: latte (default light), espresso (dark)
   ============================================= */

/* ----- CSS CUSTOM PROPERTIES ----- */

:root,
[data-theme="latte"] {
  --bg:         #f3efe6;
  --bg2:        #faf7f0;
  --bg3:        #ebe5d8;
  --fg:         #2b2722;
  --fg2:        #5f584e;
  --fg3:        #8a8275;
  --line:       #ddd5c5;
  --accent:     #a8572f;
  --accent-fg:  #faf7f0;
}

[data-theme="espresso"] {
  --bg:         #1c1714;
  --bg2:        #241d18;
  --bg3:        #2f2620;
  --fg:         #efe7dd;
  --fg2:        #b4a699;
  --fg3:        #7c6f64;
  --line:       #3a2f28;
  --accent:     #d0975a;
  --accent-fg:  #1c1714;
}

/* ----- RESET ----- */

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  transition: background 0.25s ease, color 0.25s ease;
  min-height: 100vh;
}

::selection {
  background: var(--accent);
  color: var(--accent-fg);
}

a { color: inherit; }
h1, h2, h3, h4, h5, h6 { margin: 0; }
p { margin: 0; }
img { display: block; max-width: 100%; }
button { cursor: pointer; }

/* ----- LAYOUT ----- */

.bg-gradient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(
    110% 75% at 84% -8%,
    color-mix(in srgb, var(--accent) 8%, transparent),
    transparent 56%
  );
}

.wrap {
  position: relative;
  z-index: 1;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ----- NAV ----- */

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 16px 32px;
  margin: 0 -32px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  text-decoration: none;
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--fg);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--fg2);
}

.nav-links a {
  text-decoration: none;
  color: inherit;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--accent); }

.roast-divider {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-left: 12px;
  border-left: 1px solid var(--line);
}

.roast-sep {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  color: var(--fg3);
}

.roast-btn {
  background: none;
  border: none;
  padding: 2px 1px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--fg3);
  font-weight: 400;
  transition: color 0.15s;
}
.roast-btn:hover,
.roast-btn.active {
  color: var(--accent);
  font-weight: 600;
}

/* ----- HERO ----- */

.hero {
  display: grid;
  grid-template-columns: 1.7fr 0.86fr;
  gap: 52px;
  align-items: start;
  padding: 72px 0 64px;
}

.hero-subtitle {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
}

.hero-h1 {
  font-family: 'Bitter', serif;
  font-weight: 700;
  font-size: 66px;
  line-height: 1.03;
  letter-spacing: -0.012em;
  color: var(--fg);
  margin-bottom: 24px;
}

.hero-tagline {
  font-size: 18px;
  line-height: 1.6;
  max-width: 46ch;
  color: var(--fg2);
  margin-bottom: 32px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
}

.btn-outline {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  border: 1px solid var(--line);
  color: var(--fg);
  transition: border-color 0.15s, color 0.15s;
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.ext-icon { color: var(--fg3); }

.btn-primary {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-fg);
  transition: opacity 0.15s;
}
.btn-primary:hover { opacity: 0.88; }

.hero-right {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.headshot-wrap {
  position: relative;
  width: 66.6%;
  aspect-ratio: 1;
  border: 1px solid var(--line);
  overflow: hidden;
  filter: grayscale(1) contrast(1.03) brightness(0.98);
  line-height: 0;
}
.headshot-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.headshot-placeholder {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  background: var(--bg3);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--fg3);
  border: 1px dashed var(--line);
}

.hero-spec {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 9px 18px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  line-height: 1.5;
  padding-top: 8px;
}
.spec-label { color: var(--fg3); }
.spec-val   { color: var(--fg); }

/* ----- SECTION BASE ----- */

.section { padding: 54px 0; }

.section--bordered { border-top: 1px solid var(--line); }

.sec-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 30px;
}

.sec-num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--accent);
}

.sec-title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.14em;
  font-weight: 600;
  color: var(--fg);
}

.sec-rule {
  flex: 1;
  height: 0;
  border-top: 1px dashed var(--line);
}

.sec-subhead {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  color: var(--fg3);
  margin: 0 0 28px;
}

/* ----- NOW ----- */

.now-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.now-cell {
  background: var(--bg);
  padding: 24px;
}

.now-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  color: var(--accent);
  margin-bottom: 10px;
}

.now-text {
  font-size: 15px;
  line-height: 1.55;
  color: var(--fg2);
}

/* ----- WORK ----- */

.work-row {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  gap: 24px;
  align-items: baseline;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.work-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 9px;
}

.work-years {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  color: var(--fg3);
}

.badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  text-transform: uppercase;
  display: inline-block;
  white-space: nowrap;
}
.badge--current { color: var(--accent); border: 1px solid var(--accent); }
.badge--muted   { color: var(--fg3);   border: 1px solid var(--line); }

.work-name {
  display: block;
  font-family: 'Bitter', serif;
  font-weight: 600;
  font-size: 20px;
  text-decoration: none;
  color: var(--fg);
  margin-bottom: 5px;
  line-height: 1.3;
  transition: color 0.15s;
}
.work-name:hover { color: var(--accent); }
.work-name--dead  { cursor: default; }
.work-name--dead:hover { color: var(--fg); }

.work-role { font-size: 14.5px; color: var(--fg2); }

.work-note {
  font-size: 14px;
  line-height: 1.5;
  max-width: 32ch;
  text-align: right;
  color: var(--fg2);
}

/* ----- PROJECTS GRID ----- */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.project-card {
  background: var(--bg);
  padding: 26px 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.project-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sector-badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 4px 9px;
  border: 1px solid var(--line);
  color: var(--accent);
}

.project-code {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  color: var(--fg3);
}

.project-title {
  font-family: 'Bitter', serif;
  font-weight: 600;
  font-size: 20px;
  color: var(--fg);
}

.project-desc {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--fg2);
  flex: 1;
}

.project-impact {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--fg3);
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

/* ----- TAGS ----- */

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  padding: 3px 8px;
  background: var(--bg3);
  color: var(--fg2);
}

/* ----- PET PROJECTS ----- */

.grid2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.pet-card {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px;
  border: 1px solid var(--line);
  background: var(--bg2);
  transition: border-color 0.15s;
}
.pet-card:hover { border-color: var(--accent); }

.pet-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pet-kind   { font-family: 'IBM Plex Mono', monospace; font-size: 11.5px; color: var(--accent); }
.pet-domain { font-family: 'IBM Plex Mono', monospace; font-size: 12.5px; color: var(--fg2); }

.pet-title {
  font-family: 'Bitter', serif;
  font-weight: 600;
  font-size: 23px;
  color: var(--fg);
}

.pet-desc {
  font-size: 15px;
  line-height: 1.55;
  color: var(--fg2);
  flex: 1;
}

/* ----- KEYBOARDS ----- */

.kb-section { margin-top: 36px; }

.kb-subhead {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.kb-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--accent);
  flex-shrink: 0;
}

.kb-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--fg);
}

.kb-sublabel {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--fg3);
}

.keeb-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  background: var(--bg2);
  overflow: hidden;
}

.keeb-img-wrap {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--bg3);
}
.keeb-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.keeb-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 24px 24px;
}

.keeb-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.keeb-kind { font-family: 'IBM Plex Mono', monospace; font-size: 11.5px; color: var(--accent); }
.keeb-code { font-family: 'IBM Plex Mono', monospace; font-size: 11.5px; color: var(--fg3); }

.keeb-title {
  font-family: 'Bitter', serif;
  font-weight: 600;
  font-size: 22px;
  color: var(--fg);
}

.keeb-desc {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--fg2);
}

/* ----- STACK ----- */

.stack-groups {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.stack-group-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.stack-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  flex-shrink: 0;
}
.stack-dot--filled   { background: var(--accent); }
.stack-dot--outlined { border: 1px solid var(--fg3); }
.stack-dot--muted    { background: var(--fg3); }

.stack-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--fg);
}

.stack-sublabel {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--fg3);
}

.stack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-expert {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  padding: 7px 13px;
  border: 1px solid var(--accent);
  color: var(--fg);
}

.tag-familiar {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  color: var(--fg2);
}

.tag-platform {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  padding: 7px 13px;
  background: var(--bg3);
  color: var(--fg2);
}

/* ----- TECH RADAR ----- */

.radar-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.radar-panel {
  border: 1px solid var(--line);
  padding: 26px;
}

.radar-panel-title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  margin-bottom: 18px;
}
.radar-panel-title--adopt { color: var(--accent); }
.radar-panel-title--watch { color: var(--fg2); }

.radar-item {
  display: flex;
  gap: 12px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
}

.radar-name {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--fg);
  min-width: 108px;
  flex-shrink: 0;
}

.radar-note {
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--fg2);
}

/* ----- CONTACT ----- */

.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: end;
}

.contact-h3 {
  font-family: 'Bitter', serif;
  font-weight: 700;
  font-size: 44px;
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--fg);
  margin-bottom: 18px;
}

.contact-tagline {
  font-size: 16px;
  line-height: 1.6;
  max-width: 42ch;
  color: var(--fg2);
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
}

.contact-link {
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 18px;
  border: 1px solid var(--line);
  color: var(--fg);
  transition: border-color 0.15s;
}
.contact-link:hover { border-color: var(--accent); }

.contact-link--primary {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-fg);
}
.contact-link--primary:hover { opacity: 0.88; }

.link-arrow { color: var(--fg3); }

/* ----- FOOTER ----- */

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 26px 0 40px;
  border-top: 1px dashed var(--line);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  color: var(--fg3);
}

/* ----- RESPONSIVE ----- */

@media (max-width: 820px) {
  .wrap         { padding: 0 20px; }
  .nav          { flex-wrap: wrap; gap: 10px 14px; padding: 16px 20px; margin: 0 -20px; }
  .nav-links    { order: 3; flex-basis: 100%; flex-wrap: wrap; gap: 14px; row-gap: 10px; font-size: 12px; }
  .roast-divider { border-left: none; padding-left: 0; }
  .hero         { grid-template-columns: 1fr; gap: 34px; padding: 40px 0 48px; }
  .hero-h1      { font-size: 52px; }
  .now-grid     { grid-template-columns: 1fr; }
  .work-row     { grid-template-columns: 1fr; gap: 6px; }
  .work-note    { text-align: left; max-width: none; }
  .projects-grid { grid-template-columns: 1fr; }
  .grid2        { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 28px; align-items: start; }
  .contact-h3   { font-size: 34px; }
  .radar-grid   { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .wrap       { padding: 0 16px; }
  .nav        { padding: 16px 16px; margin: 0 -16px; }
  .nav-links  { order: 3; flex-basis: 100%; }
  .hero-h1    { font-size: 42px; }
  .contact-h3 { font-size: 28px; }
}