/* ==========================================================================
   PORTFOLIO TEMPLATE — SHARED STYLESHEET
   Structural skeleton only. No real content is styled here yet —
   this file exists so the layout can be reviewed before real copy,
   photos, and project detail go in.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Color tokens */
  --bg:        #F7F8FA;   /* page background */
  --surface:   #FFFFFF;   /* card / panel background */
  --ink:       #111827;   /* primary text */
  --ink-soft:  #4B5563;   /* secondary text */
  --navy:      #16233F;   /* header / footer / primary accent */
  --navy-soft: #2A3B5F;   /* hover state on navy */
  --teal:      #0E7C86;   /* interactive accent — links, active nav, node lines */
  --amber:     #C77D2E;   /* status accent — "in progress", highlights */
  --line:      #E2E5EA;   /* borders / dividers */
  --line-dark: #33415E;   /* borders on dark surfaces */

  /* Type tokens */
  --font-display: 'Sora', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  /* Layout tokens */
  --page-max: 1120px;
  --radius: 6px;
  --gap-sm: 0.75rem;
  --gap-md: 1.5rem;
  --gap-lg: 3rem;
  --gap-xl: 5rem;
}

/* --------------------------------------------------------------------------
   Reset / base
   -------------------------------------------------------------------------- */
* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 var(--gap-sm);
  color: var(--navy);
}

h1 { font-size: clamp(1.35rem, 2.8vw, 2.25rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 var(--gap-sm); color: var(--ink-soft); }

a {
  color: var(--teal);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

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

/* Visible keyboard focus everywhere — accessibility floor */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

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

.container {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Small mono "eyebrow" label — used above section headings and on tags.
   Ties the technical/networking subject matter into the type system
   instead of decorating with generic icons. */
.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 0.5rem;
}

/* --------------------------------------------------------------------------
   Signature element: network path divider.
   A row of nodes connected by a line — a nod to traceroute / topology
   diagrams. Used sparingly between major sections, never decorative
   filler on every boundary.
   -------------------------------------------------------------------------- */
.node-divider {
  display: flex;
  align-items: center;
  gap: 0;
  margin: var(--gap-lg) 0;
  height: 1px;
}
.node-divider svg { width: 100%; height: 24px; display: block; }
.node-divider line { stroke: var(--line); stroke-width: 1; }
.node-divider circle { fill: var(--teal); }

/* --------------------------------------------------------------------------
   Header / primary navigation
   Duplicated at the top of every page (no shared templating on a static
   site) — if you later add a build step or SSG, this is the first thing
   to extract into a partial.
   -------------------------------------------------------------------------- */
.site-header {
  background: var(--navy);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.site-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
}
.site-logo span { color: var(--teal); }

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--gap-md);
}

.site-nav > ul {
  list-style: none;
  display: flex;
  gap: var(--gap-md);
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: #C9D2E3;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: #fff;
  text-decoration: none;
}
.site-nav a[aria-current="page"] {
  border-bottom: 2px solid var(--teal);
  padding-bottom: 4px;
}

/* Honors Portfolio has sub-pages — simple dropdown, no JS framework needed.
   No margin-top gap between trigger and menu: a gap there is a dead zone
   the cursor has to cross, causing the menu to close before you reach it. */
.has-dropdown { position: relative; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--navy);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  padding: 0.75rem 0 0.5rem;
  min-width: 240px;
}
.has-dropdown:hover .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu {
  display: block;
}
.dropdown-menu li { display: block; }
.dropdown-menu a {
  display: block;
  padding: 0.5rem 1rem;
}
.dropdown-menu a[aria-current="page"] {
  color: #fff;
  border-bottom: none;
  padding-bottom: 0.5rem;
}

.back-link {
  display: inline-block;
  margin-bottom: var(--gap-md);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.project-body {
  max-width: 70ch;
}

.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  padding: 0.55rem 1rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--teal);
  color: #fff;
}
.btn-primary:hover { background: #0B646C; text-decoration: none; }
.btn-outline {
  background: transparent;
  border-color: #C9D2E3;
  color: #fff;
}
.btn-outline:hover { border-color: #fff; text-decoration: none; }

/* Construction notice — used on pages going live before content is
   finished. Amber matches the "in progress"/"planned" status language
   already used elsewhere on the site. */
.construction-banner {
  background: rgba(199, 125, 46, 0.12);
  border-bottom: 1px solid rgba(199, 125, 46, 0.3);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-align: center;
  padding: 0.65rem 1.5rem;
}
.construction-banner strong { color: var(--amber); }

/* Smaller inline variant for flagging a section as unfinished, rather
   than the whole page (see projects.html for the full-width version) */
.construction-note {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--amber);
  margin: -0.25rem 0 var(--gap-md);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 860px) {
  .site-nav { display: none; }
  .site-nav.is-open { display: flex; }
  .nav-toggle { display: block; }
  .site-header .container { flex-wrap: wrap; }
  .site-nav {
    flex-basis: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--gap-sm);
    padding-bottom: 1rem;
  }
  .site-nav > ul { flex-direction: column; gap: var(--gap-sm); }
  .dropdown-menu { position: static; border: none; padding-left: 1rem; }
}

/* --------------------------------------------------------------------------
   Page hero (used with variations on every page)
   -------------------------------------------------------------------------- */
.page-hero {
  padding: var(--gap-xl) 0 var(--gap-lg);
}
.page-hero p.lede {
  font-size: 1.1rem;
  max-width: 60ch;
}

/* Home page hero is taller and includes a photo placeholder + CTAs */
.home-hero {
  padding: var(--gap-xl) 0;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--gap-lg);
  align-items: center;
}
@media (max-width: 780px) {
  .home-hero { grid-template-columns: 1fr; }
}

.home-hero .headshot-placeholder {
  aspect-ratio: 1 / 1;
  background: var(--surface);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-soft);
  text-align: center;
  padding: 1rem;
}

/* When the placeholder is a real <img> (photo supplied), swap the
   dashed "empty" styling for an actual framed photo treatment. */
img.headshot-placeholder {
  border-style: solid;
  object-fit: cover;
  padding: 0;
}

.hero-ctas {
  display: flex;
  gap: var(--gap-sm);
  margin-top: var(--gap-md);
  flex-wrap: wrap;
}
.hero-ctas .btn-primary { background: var(--teal); color: #fff; }
.hero-ctas .btn-secondary {
  background: transparent;
  border: 1px solid var(--navy);
  color: var(--navy);
}
.hero-ctas .btn-secondary:hover { background: var(--navy); color: #fff; text-decoration: none; }

/* --------------------------------------------------------------------------
   Generic section spacing
   -------------------------------------------------------------------------- */
.section {
  padding: var(--gap-lg) 0;
}
.section-heading {
  margin-bottom: var(--gap-md);
  max-width: 65ch;
}

/* --------------------------------------------------------------------------
   Card grid — reused for Projects, Skills, Certifications, Featured items
   -------------------------------------------------------------------------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--gap-md);
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--gap-md);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* Scoped to the homepage quick-facts strip — the base .card padding
   reads as cramped when a card is just an eyebrow + one line, so this
   variant gets more breathing room without affecting project/cert cards
   elsewhere that already have more content filling the space. */
.stat-cards .card {
  padding: 2rem;
  gap: 0.75rem;
}
.stat-cards .card h3 {
  line-height: 1.4;
}

/* Each item gets its own line with a divider — dots/line-breaks inline
   in a heading don't read as separate items, a real list does. */
.stat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--navy);
}
.stat-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--line);
}
.stat-list li:last-child { border-bottom: none; padding-bottom: 0; }
.stat-caption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-soft);
  margin: 0.5rem 0 0;
}

.card .media-placeholder {
  aspect-ratio: 16 / 9;
  background: var(--bg);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin-bottom: 0.5rem;
  text-align: center;
  padding: 1rem;
}

/* Reflection pages also use .media-placeholder outside of .card, sized
   to the reading column rather than a fixed 16:9 card. When a real <img>
   is supplied, swap the dashed "empty" styling for a framed photo. */
.reflection-block .media-placeholder {
  aspect-ratio: auto;
  padding: 0;
  margin: var(--gap-md) 0;
}
.media-placeholder img {
  width: 100%;
  border-radius: var(--radius);
}
.media-placeholder:has(img) {
  border-style: solid;
  padding: 0;
  background: none;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.25rem 0 0.5rem;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
}

/* Filter tabs — Projects page */
.filter-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: var(--gap-md);
}
.filter-tabs button {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  cursor: pointer;
  color: var(--ink-soft);
}
.filter-tabs button[aria-pressed="true"] {
  background: var(--navy);
  border-color: var(--navy);
  color: #fff;
}

/* --------------------------------------------------------------------------
   Skills page — category groups
   -------------------------------------------------------------------------- */
.skills-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--gap-md);
}
.skill-group h3 { margin-bottom: 0.5rem; }
.skill-group ul {
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.skill-group li {
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--line);
}

/* Certification cards — includes badge placeholder + status pill */
.cert-card { flex-direction: row; align-items: center; gap: var(--gap-md); }
.cert-badge-placeholder {
  width: 64px;
  height: 64px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1px dashed var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-soft);
  text-align: center;
}

/* When the placeholder is a real <img> (badge supplied), swap the
   dashed "empty" styling for an actual framed badge treatment. */
img.cert-badge-placeholder {
  border-style: solid;
  object-fit: cover;
}
.status-pill {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: rgba(14, 124, 134, 0.1);
  color: var(--teal);
}
.status-pill.in-progress {
  background: rgba(199, 125, 46, 0.12);
  color: var(--amber);
}
.status-pill.planned {
  background: rgba(75, 85, 99, 0.1);
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   Experience page — stacked entries with a running vertical line
   -------------------------------------------------------------------------- */
.timeline {
  border-left: 2px solid var(--line);
  padding-left: var(--gap-md);
  display: flex;
  flex-direction: column;
  gap: var(--gap-lg);
}
.timeline-entry { position: relative; }
.timeline-entry::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--gap-md) - 5px);
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--teal);
}
.timeline-entry .role-title { margin-bottom: 0; }
.timeline-entry .role-meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin-bottom: 0.5rem;
}
.timeline-entry ul {
  margin: 0.5rem 0 0;
  padding-left: 1.1rem;
  color: var(--ink-soft);
}
.timeline-entry li { margin-bottom: 0.25rem; }

/* --------------------------------------------------------------------------
   Honors reflection pages — sub-nav (tabs between the three pages) +
   long-form content
   -------------------------------------------------------------------------- */
.subnav {
  display: flex;
  gap: var(--gap-md);
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--gap-lg);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.subnav a {
  padding: 0.75rem 0;
  color: var(--ink-soft);
  border-bottom: 2px solid transparent;
}
.subnav a:hover { text-decoration: none; color: var(--teal); }
.subnav a[aria-current="page"] {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

.reflection-block {
  max-width: 70ch;
  margin-bottom: var(--gap-xl);
  scroll-margin-top: 90px; /* offset for sticky header when jumped to via anchor */
}
.reflection-block .placeholder-copy {
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: var(--gap-md);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-soft);
  background: var(--surface);
}

/* --------------------------------------------------------------------------
   Footer — repeated on every page
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--navy);
  color: #C9D2E3;
  margin-top: var(--gap-xl);
  padding: var(--gap-lg) 0;
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--gap-lg);
}
.footer-grid h4 {
  color: #fff;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: 0.4rem; }
.footer-links a { color: #C9D2E3; font-family: var(--font-mono); font-size: 0.85rem; }
.footer-links a:hover { color: #fff; }
.footer-bottom {
  margin-top: var(--gap-lg);
  padding-top: var(--gap-md);
  border-top: 1px solid var(--line-dark);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #8492AC;
}