/* ============================================================
   Jonathan Hughes — Portfolio
   Design system & styles. Zero build step, zero JS dependencies.
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
  /* Palette — light */
  --bg:            #ffffff;
  --surface:       #f6f8fb;
  --surface-2:     #eef2f7;
  --border:        #e2e8f0;
  --ink:           #0f1b2d; /* primary text */
  --ink-soft:      #334155; /* body */
  --muted:         #5b6b80; /* secondary text (>=4.5:1 on bg) */
  --accent:        #0d6e7a; /* deep teal */
  --accent-strong: #0a5560;
  --accent-soft:   #e2f1f2;
  --gold:          #b9892f; /* warm secondary accent */
  --ring:          #0d6e7a;

  /* Type */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               Helvetica, Arial, sans-serif;
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;

  /* Scale */
  --step--1: clamp(0.84rem, 0.82rem + 0.1vw, 0.9rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
  --step-1:  clamp(1.2rem, 1.12rem + 0.4vw, 1.4rem);
  --step-2:  clamp(1.5rem, 1.35rem + 0.7vw, 1.95rem);
  --step-3:  clamp(2rem, 1.7rem + 1.5vw, 3rem);
  --step-4:  clamp(2.6rem, 2.1rem + 2.6vw, 4.2rem);

  /* Layout */
  --maxw: 1120px;
  --gutter: clamp(1.1rem, 5vw, 2.5rem);
  --radius: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 1px 2px rgba(15, 27, 45, .06), 0 1px 1px rgba(15, 27, 45, .04);
  --shadow:    0 6px 24px -8px rgba(15, 27, 45, .18), 0 2px 6px rgba(15, 27, 45, .06);
  --shadow-lg: 0 18px 50px -16px rgba(15, 27, 45, .28);
  --transition: 200ms cubic-bezier(.2, .6, .2, 1);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:            #0c1320;
    --surface:       #111b2b;
    --surface-2:     #16223550;
    --border:        #243246;
    --ink:           #f1f5fb;
    --ink-soft:      #cbd6e6;
    --muted:         #93a3b9;
    --accent:        #4fd1c5;
    --accent-strong: #79e2d8;
    --accent-soft:   #112b2c;
    --gold:          #e0b766;
    --ring:          #4fd1c5;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
    --shadow:    0 8px 30px -10px rgba(0,0,0,.6);
    --shadow-lg: 0 20px 60px -18px rgba(0,0,0,.7);
  }
}

:root[data-theme="dark"] {
  --bg:            #0c1320;
  --surface:       #111b2b;
  --surface-2:     #16223550;
  --border:        #243246;
  --ink:           #f1f5fb;
  --ink-soft:      #cbd6e6;
  --muted:         #93a3b9;
  --accent:        #4fd1c5;
  --accent-strong: #79e2d8;
  --accent-soft:   #112b2c;
  --gold:          #e0b766;
  --ring:          #4fd1c5;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow:    0 8px 30px -10px rgba(0,0,0,.6);
  --shadow-lg: 0 20px 60px -18px rgba(0,0,0,.7);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

body {
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.65;
  color: var(--ink-soft);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); }
ul { list-style: none; padding: 0; }

h1, h2, h3, h4 {
  color: var(--ink);
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* ---------- Accessibility helpers ---------- */
:focus-visible {
  outline: 3px solid var(--ring);
  outline-offset: 2px;
  border-radius: 4px;
}
.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 1000;
  background: var(--accent);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  transition: top var(--transition);
}
.skip-link:focus { top: 12px; color: #fff; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.section--tint { background: var(--surface); }

.section-head { max-width: 52ch; margin-bottom: clamp(2rem, 4vw, 3rem); }
.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: var(--step--1); font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--accent);
  margin-bottom: .9rem;
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; background: var(--accent); border-radius: 2px;
}
.section-head h2 { font-size: var(--step-3); }
.section-head p { margin-top: .9rem; color: var(--muted); font-size: var(--step-1); line-height: 1.5; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font-weight: 600; font-size: var(--step-0);
  padding: .8rem 1.4rem; border-radius: 999px;
  border: 1px solid transparent; cursor: pointer;
  min-height: 48px; transition: transform var(--transition), background var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.btn svg { width: 18px; height: 18px; }
.btn--primary { background: var(--accent); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--accent-strong); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--border); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}
.site-header.is-scrolled { border-bottom-color: var(--border); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand {
  display: inline-flex; align-items: center; gap: .65rem;
  font-family: var(--font-display); font-weight: 600; font-size: 1.15rem;
  color: var(--ink); letter-spacing: -.01em;
}
.brand:hover { color: var(--ink); }
.brand .monogram {
  width: 36px; height: 36px; border-radius: 9px; flex: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff; display: grid; place-items: center;
  font-size: .95rem; font-weight: 700; letter-spacing: .02em;
  font-family: var(--font-sans); box-shadow: var(--shadow-sm);
}
.nav-links { display: flex; align-items: center; gap: .35rem; }
.nav-links a {
  color: var(--ink-soft); font-weight: 500; font-size: .96rem;
  padding: .5rem .8rem; border-radius: 8px; transition: color var(--transition), background var(--transition);
}
.nav-links a:hover { color: var(--accent); background: var(--surface); }
.nav-actions { display: flex; align-items: center; gap: .5rem; }

.theme-toggle, .nav-toggle {
  display: grid; place-items: center;
  width: 44px; height: 44px; border-radius: 10px;
  background: transparent; border: 1px solid var(--border); color: var(--ink);
  cursor: pointer; transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.theme-toggle:hover, .nav-toggle:hover { border-color: var(--accent); color: var(--accent); }
.theme-toggle svg { width: 20px; height: 20px; }
.theme-toggle .moon { display: none; }
:root[data-theme="dark"] .theme-toggle .sun { display: none; }
:root[data-theme="dark"] .theme-toggle .moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun { display: none; }
  :root:not([data-theme="light"]) .theme-toggle .moon { display: block; }
}
.nav-toggle { display: none; }
.nav-toggle svg { width: 22px; height: 22px; }

/* ---------- Hero ---------- */
.hero { position: relative; padding-block: clamp(3.5rem, 9vw, 7rem) clamp(2.5rem, 6vw, 4.5rem); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(60% 70% at 85% -10%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 60%),
    radial-gradient(50% 60% at 0% 110%, color-mix(in srgb, var(--gold) 10%, transparent), transparent 55%);
}
.hero-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.hero .status {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: var(--step--1); font-weight: 600; color: var(--accent-strong);
  background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  padding: .4rem .85rem; border-radius: 999px; margin-bottom: 1.4rem;
}
.hero .status .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent); }
.hero h1 { font-family: var(--font-display); font-size: var(--step-4); font-weight: 600; letter-spacing: -.025em; }
.hero h1 .accent { color: var(--accent); font-style: italic; }
.hero .lede { margin-top: 1.3rem; font-size: var(--step-1); color: var(--ink-soft); max-width: 40ch; line-height: 1.55; }
.hero-cta { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: .8rem; }
.hero-meta { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; color: var(--muted); font-size: var(--step--1); }
.hero-meta li { display: inline-flex; align-items: center; gap: .45rem; }
.hero-meta svg { width: 16px; height: 16px; color: var(--accent); }

.portrait {
  position: relative; aspect-ratio: 1; border-radius: 24px;
  background: linear-gradient(150deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border); display: grid; place-items: center; overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.portrait .mono-xl {
  font-family: var(--font-sans); font-weight: 700; font-size: clamp(4rem, 12vw, 7rem);
  background: linear-gradient(135deg, var(--accent), var(--gold)); -webkit-background-clip: text;
  background-clip: text; color: transparent; letter-spacing: -.03em;
}
.portrait .grid-lines { position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 34px 34px; -webkit-mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent); mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent); }

/* ---------- Metrics band ---------- */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.metric { background: var(--bg); padding: 1.6rem 1.4rem; }
.metric .num { font-family: var(--font-display); font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 600; color: var(--ink); letter-spacing: -.02em; line-height: 1; }
.metric .num .unit { color: var(--accent); }
.metric .label { margin-top: .6rem; font-size: var(--step--1); color: var(--muted); line-height: 1.4; }

/* ---------- Focus areas (target role lanes) ---------- */
.focus { padding-block: clamp(1.6rem, 4vw, 2.6rem); display: flex; flex-wrap: wrap; align-items: center; gap: .8rem 1.1rem; }
.focus-eyebrow { font-size: var(--step--1); font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.focus-chips { display: flex; flex-wrap: wrap; gap: .55rem; }
.focus-chip { font-size: var(--step--1); font-weight: 600; padding: .5rem .95rem; border-radius: 999px; border: 1px solid; line-height: 1.2; }
.focus-chip.is-primary { color: var(--accent-strong); background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 32%, transparent); }
.focus-chip.is-adjacent { color: var(--muted); background: transparent; border-color: var(--border); border-style: dashed; display: inline-flex; align-items: center; gap: .5rem; }
.focus-chip .adj { font-size: .62rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; color: var(--muted); background: var(--surface-2); border-radius: 5px; padding: .12rem .42rem; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.prose p + p { margin-top: 1.1rem; }
.prose strong { color: var(--ink); font-weight: 600; }
.about-aside { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem; box-shadow: var(--shadow-sm); }
.about-aside h3 { font-size: var(--step-0); text-transform: uppercase; letter-spacing: .1em; color: var(--muted); font-weight: 600; margin-bottom: 1rem; }
.fact-list li { display: flex; gap: .8rem; padding: .7rem 0; border-top: 1px solid var(--border); align-items: flex-start; }
.fact-list li:first-child { border-top: 0; padding-top: 0; }
.fact-list svg { width: 20px; height: 20px; color: var(--accent); flex: none; margin-top: 2px; }
.fact-list .k { color: var(--ink); font-weight: 600; }
.fact-list .v { color: var(--muted); font-size: var(--step--1); display: block; }

/* ---------- Work / projects ---------- */
.work-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(1.2rem, 2.5vw, 1.8rem); }
.project {
  display: flex; flex-direction: column;
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: clamp(1.4rem, 3vw, 2rem); box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.project:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.project--wide { grid-column: 1 / -1; }
.project-top { display: flex; align-items: center; gap: .9rem; margin-bottom: 1.1rem; }
.project-icon { width: 46px; height: 46px; border-radius: 11px; flex: none; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent-strong); }
.project-icon svg { width: 24px; height: 24px; }
.project-kicker { font-size: var(--step--1); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.project h3 { font-size: var(--step-2); margin-top: .15rem; }
.project .role { color: var(--accent); font-weight: 600; font-size: var(--step--1); margin-top: .35rem; }
.project p { margin-top: .9rem; color: var(--ink-soft); }
.project .impact { margin-top: 1.1rem; display: flex; flex-wrap: wrap; gap: .5rem; }
.impact .chip {
  font-size: var(--step--1); font-weight: 600; color: var(--ink);
  background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: .35rem .8rem;
}
.impact .chip b { color: var(--accent); }
.project .stack { margin-top: 1.2rem; padding-top: 1.1rem; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; gap: .4rem .8rem; }
.stack .tag { font-size: var(--step--1); color: var(--muted); }
.stack .tag::before { content: "#"; color: var(--accent); opacity: .6; }
.project .links { margin-top: 1.2rem; }
.project .links a { font-weight: 600; display: inline-flex; align-items: center; gap: .35rem; }
.project .links a svg { width: 16px; height: 16px; }

/* ---------- Experience timeline ---------- */
.timeline { position: relative; }
.timeline::before { content: ""; position: absolute; left: 9px; top: 6px; bottom: 6px; width: 2px; background: var(--border); }
.tl-item { position: relative; padding: 0 0 2rem 2.6rem; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: 0; top: 4px; width: 20px; height: 20px;
  border-radius: 50%; background: var(--bg); border: 3px solid var(--accent); box-shadow: 0 0 0 4px var(--bg);
}
.tl-item.is-current::before { background: var(--accent); }
.tl-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: .2rem .8rem; }
.tl-head h3 { font-size: var(--step-1); }
.tl-head .org { color: var(--accent); font-weight: 600; }
.tl-when { font-size: var(--step--1); color: var(--muted); font-weight: 600; font-variant-numeric: tabular-nums; }
.tl-item p { margin-top: .5rem; color: var(--ink-soft); max-width: 70ch; }
.tl-item .tl-tags { margin-top: .6rem; display: flex; flex-wrap: wrap; gap: .4rem; }
.tl-tags span { font-size: var(--step--1); color: var(--muted); background: var(--surface); border: 1px solid var(--border); padding: .2rem .65rem; border-radius: 6px; }

/* ---------- Skills ---------- */
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.1rem, 2.5vw, 1.6rem); }
.skill-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow-sm); }
.skill-card h3 { display: flex; align-items: center; gap: .6rem; font-size: var(--step-1); margin-bottom: 1rem; }
.skill-card h3 svg { width: 22px; height: 22px; color: var(--accent); flex: none; }
.skill-card ul { display: flex; flex-wrap: wrap; gap: .5rem; }
.skill-card li { font-size: var(--step--1); font-weight: 500; color: var(--ink-soft); background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: .4rem .7rem; }

/* ---------- Contact ---------- */
.contact-card {
  background: linear-gradient(150deg, var(--accent-strong), var(--accent));
  color: #fff; border-radius: 22px; padding: clamp(2.2rem, 5vw, 4rem);
  display: grid; grid-template-columns: 1.3fr 1fr; gap: 2.5rem; align-items: center; box-shadow: var(--shadow-lg);
  position: relative; overflow: hidden;
}
.contact-card::after { content: ""; position: absolute; inset: 0; z-index: 0;
  background: radial-gradient(50% 80% at 100% 0, rgba(255,255,255,.18), transparent 60%); pointer-events: none; }
.contact-card > * { position: relative; z-index: 1; }
.contact-card h2 { color: #fff; font-family: var(--font-display); font-size: var(--step-3); }
.contact-card p { color: rgba(255,255,255,.9); margin-top: .8rem; font-size: var(--step-1); }
.contact-actions { display: flex; flex-direction: column; gap: .8rem; }
.contact-actions a {
  display: flex; align-items: center; gap: .9rem;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25);
  color: #fff; padding: 1rem 1.2rem; border-radius: 12px; font-weight: 600;
  transition: background var(--transition), transform var(--transition);
}
.contact-actions a:hover { background: rgba(255,255,255,.22); color: #fff; transform: translateX(3px); }
.contact-actions svg { width: 22px; height: 22px; flex: none; }
.contact-actions .small { display: block; font-weight: 400; font-size: var(--step--1); color: rgba(255,255,255,.75); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding-block: 2.5rem; }
.footer-grid { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; }
.site-footer p { color: var(--muted); font-size: var(--step--1); }
.footer-social { display: flex; gap: .5rem; }
.footer-social a { width: 42px; height: 42px; border-radius: 10px; display: grid; place-items: center; border: 1px solid var(--border); color: var(--ink-soft); transition: all var(--transition); }
.footer-social a:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }
.footer-social svg { width: 20px; height: 20px; }

/* ---------- Sample artifact (training-module page) ---------- */
.back-link { display: inline-flex; align-items: center; gap: .4rem; font-weight: 600; font-size: var(--step--1); }
.back-link svg { width: 16px; height: 16px; }
.sample-banner {
  display: flex; flex-wrap: wrap; align-items: center; gap: .55rem .9rem;
  background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  color: var(--accent-strong); border-radius: var(--radius); padding: .85rem 1.15rem;
  font-size: var(--step--1); font-weight: 600; margin-bottom: 2rem;
}
.sample-banner .pill { background: var(--accent); color: #fff; border-radius: 999px; padding: .15rem .65rem; font-size: .68rem; letter-spacing: .07em; text-transform: uppercase; }
.doc { max-width: 800px; }
.doc-header h1 { font-family: var(--font-display); font-size: var(--step-3); margin-top: .4rem; }
.doc-header .role { color: var(--accent); font-weight: 600; margin-top: .5rem; }
.doc-meta { display: flex; flex-wrap: wrap; gap: .5rem 1.6rem; margin-top: 1.2rem; padding-top: 1.2rem; border-top: 1px solid var(--border); color: var(--muted); font-size: var(--step--1); }
.doc-meta b { color: var(--ink); font-weight: 600; display: block; }
.doc-section { margin-top: 2.4rem; }
.doc-section > h2 { font-size: var(--step-1); display: flex; align-items: baseline; gap: .6rem; padding-bottom: .55rem; border-bottom: 1px solid var(--border); margin-bottom: 1.1rem; }
.doc-section > h2 .step { color: var(--accent); font-family: var(--font-display); font-size: .9em; }
.doc-section p { color: var(--ink-soft); }
.obj-list li, .num-list li { position: relative; padding-left: 1.9rem; margin-bottom: .65rem; color: var(--ink-soft); }
.obj-list li::before { content: "✓"; position: absolute; left: .1rem; color: var(--accent); font-weight: 700; }
.num-list { counter-reset: n; }
.num-list li { counter-increment: n; }
.num-list li::before { content: counter(n); position: absolute; left: 0; top: .1rem; width: 1.35rem; height: 1.35rem; background: var(--accent-soft); color: var(--accent-strong); border-radius: 50%; font-size: .72rem; font-weight: 700; display: grid; place-items: center; }
.num-list li b { color: var(--ink); }
.aid-table { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-top: 1rem; }
.aid-table table { width: 100%; border-collapse: collapse; font-size: var(--step--1); }
.aid-table th, .aid-table td { text-align: left; padding: .7rem .9rem; border-bottom: 1px solid var(--border); vertical-align: top; }
.aid-table th { background: var(--surface); color: var(--ink); font-weight: 600; }
.aid-table tr:last-child td { border-bottom: 0; }
.callout { background: var(--surface); border-left: 3px solid var(--accent); border-radius: var(--radius-sm); padding: 1rem 1.2rem; margin-top: 1.3rem; color: var(--ink-soft); font-size: var(--step--1); }
.callout strong { color: var(--ink); }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .portrait { max-width: 320px; order: -1; margin-inline: auto; }
  .about-grid { grid-template-columns: 1fr; }
  .work-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .contact-card { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav-links, .nav-desktop-only { display: none; }
  .nav-toggle { display: grid; }
  .nav.is-open .nav-links {
    display: flex; flex-direction: column; align-items: stretch;
    position: absolute; left: var(--gutter); right: var(--gutter); top: 72px;
    background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
    padding: .6rem; box-shadow: var(--shadow); gap: .15rem;
  }
  .nav.is-open .nav-links a { padding: .8rem 1rem; }
  .skills-grid { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .hero-cta .btn { flex: 1 1 auto; justify-content: center; }
}

/* ---------- Print (clean résumé view) ---------- */
@media print {
  :root {
    --bg: #fff; --surface: #fff; --surface-2: #fff; --border: #cbd5e1;
    --ink: #000; --ink-soft: #1a1a1a; --muted: #444; --accent: #0a5560; --accent-strong: #0a5560;
  }
  /* Hide interactive chrome and decorative elements */
  .site-header, .hero-cta, .hero .status, .portrait,
  .theme-toggle, .nav-toggle, .footer-social, .hero::before { display: none !important; }
  .reveal { opacity: 1 !important; transform: none !important; }

  html, body { background: #fff; }
  body { font-size: 10.5pt; line-height: 1.4; color: #000; }
  a { color: #000; text-decoration: none; }
  .wrap { max-width: 100%; padding-inline: 0; }
  .section { padding-block: .6rem; }
  .hero { padding-block: 0 .4rem; }
  .hero-grid { display: block; }
  .hero h1 { font-size: 22pt; }
  .hero .lede { font-size: 11pt; margin-top: .4rem; }
  .section-head { margin-bottom: .8rem; }
  .section-head h2 { font-size: 14pt; }
  .section-head p { font-size: 10.5pt; }
  .eyebrow { color: #0a5560; }

  /* Flatten cards to plain print blocks */
  .project, .skill-card, .about-aside, .metric {
    box-shadow: none !important; border-color: #cbd5e1; break-inside: avoid;
  }
  .work-grid, .skills-grid { gap: .6rem; }
  .metrics { border-color: #cbd5e1; }
  .project:hover, .project { transform: none !important; }
  .tl-item { break-inside: avoid; padding-bottom: .8rem; }
  section { break-inside: auto; }

  /* Contact reduced to plain, printable text */
  .contact-card { background: #fff !important; color: #000 !important; box-shadow: none !important; border: 1px solid #cbd5e1; display: block; }
  .contact-card::after { display: none; }
  .contact-card h2, .contact-card p { color: #000 !important; }
  .contact-actions { flex-direction: row; flex-wrap: wrap; gap: 1.5rem; margin-top: 1rem; }
  .contact-actions a { background: none !important; border: 0 !important; color: #000 !important; padding: 0; }
  .contact-actions .small { color: #333 !important; }
}