/* ==========================================================================
   Darcy Van Pelt — portfolio
   Retro terminal / pixel look. One accent color drives the whole theme:
   change --primary below and everything follows.
   ========================================================================== */

:root {
  --primary: #b794ff;              /* cosmic purple (matches the portrait's eyes). Try #8fb4ff for all-blue */
  --secondary: #6fa8ff;            /* nebula blue, used in gradients */
  --primary-soft: color-mix(in srgb, var(--primary) 30%, transparent);
  --primary-faint: color-mix(in srgb, var(--primary) 12%, transparent);
  --primary-glow: color-mix(in srgb, var(--primary) 75%, transparent);
  --primary-line: color-mix(in srgb, var(--primary) 40%, transparent);
  --primary-ink: color-mix(in srgb, var(--primary) 80%, #fff);    /* lilac for labels on the tinted dark panels */
  --gradient: linear-gradient(90deg, var(--primary), var(--secondary));

  --bg: #07060d;
  --panel: #0f0d17;
  --panel-dark: #120e22;
  --text: #fff;
  --muted: #ffffffa6;
  --line: #ffffff1f;

  --about-bg: #171030;                /* deep violet panel (About, Research) */
  --contact-bg: #0d1634;              /* deep navy panel (Contact) */
  --ink: #f1edff;                     /* text on the tinted panels */
  --card: #ffffff0a;                  /* card fill on tinted panels */

  --cat-body: #0c0a12;
  --cat-eye: #d7ff7a;              /* the portrait cat's yellow-green eyes */
  --cat-nose: #ff9ecb;

  --navbar-height: 72px;
  --page-height: calc(100vh - var(--navbar-height));
  --section-pad: 3rem 3rem;
  --section-pad-mobile: 2.5rem 1rem;
  --dash: repeating-linear-gradient(to right, var(--primary-line) 0 4px, transparent 4px 10px);

  --font-body: "Courier New", Courier, monospace;
  --font-pixel: "Press Start 2P", "Courier New", Courier, monospace;
}

/* ---------- base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; font-family: var(--font-body); max-width: 100%; }
html, body { margin: 0; width: 100%; }
body { background: var(--bg); color: var(--text); overflow-x: hidden; line-height: 1.5; }
a { color: inherit; }
sub { font-size: .7em; }
.clean-list { margin: 0; padding: 0; list-style: none; }
.split { display: flex; }
.center-column { display: flex; flex-direction: column; justify-content: center; }
.center-box { display: flex; justify-content: center; align-items: center; }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--primary); color: #000; padding: .5rem 1rem; font-weight: 700;
}
.skip-link:focus { left: .5rem; top: .5rem; }

.page-section { width: 100%; min-height: var(--page-height); scroll-margin-top: var(--navbar-height); }
.section-pad { padding: var(--section-pad); }

.section-label {
  color: var(--primary); text-transform: uppercase; letter-spacing: .08em;
  text-decoration: underline; text-underline-offset: .25rem;
  margin: 0; font-size: .9rem; font-weight: 800;
}
.section-heading {
  font: clamp(1rem, 2.4vw, 2.6rem) / 1.35 var(--font-pixel);
  letter-spacing: -.02em; margin: 1.4rem 0 .3rem;
}
.section-heading span { color: var(--primary); }

/* ---------- reusable terminal window ---------- */
.terminal {
  border: 1px solid var(--primary); border-radius: 10px; overflow: hidden;
  background: var(--panel-dark); box-shadow: 0 0 24px var(--primary-faint);
  font-size: .82rem; line-height: 1.7; width: 100%;
}
.terminal-titlebar {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--gradient); color: #000; padding: .25rem .7rem;
  font-size: .72rem; font-weight: 700; letter-spacing: .05em;
}
.terminal-controls { font-size: .7rem; word-spacing: .3rem; white-space: nowrap; }
.terminal-body { margin: 0; padding: 1rem 1.1rem; white-space: pre-wrap; color: var(--text); font-family: inherit; }
.t-prompt { color: var(--primary); font-weight: 700; }
.t-out { color: var(--muted); }
.t-ok { color: var(--primary); font-weight: 700; }

.typing-cursor {
  display: inline-block; width: .55ch; height: 1em; margin-left: 2px;
  background: var(--primary); vertical-align: -.1em;
  animation: cursor-blink .8s step-end infinite;
}
@keyframes cursor-blink { 50.01%, to { opacity: 0; } }

/* ---------- navbar ---------- */
.site-navbar {
  position: sticky; top: 0; z-index: 10; width: 100%; height: var(--navbar-height);
  background: var(--bg); padding: .25rem;
}
.navbar-inner {
  display: flex; justify-content: space-between; align-items: center;
  width: 100%; height: 100%; padding: 0 1rem; border: 1px solid var(--line);
}
.navbar-logo { color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: .04em; white-space: nowrap; }
.logo-cat { color: var(--primary); margin-right: .25rem; }
.navbar-logo:hover { color: var(--primary); }
.navbar-links { display: flex; align-items: center; gap: 1.5rem; }
.nav-link {
  position: relative; color: var(--text); text-decoration: none;
  text-transform: uppercase; letter-spacing: .08em; font-size: .75rem;
}
.nav-link:hover { color: var(--primary); }
.nav-link.active { color: var(--primary); text-shadow: 0 0 8px var(--primary); }
.nav-link.active::after {
  content: ""; position: absolute; left: 0; top: calc(100% + .35rem);
  width: 100%; height: 2px; background: var(--primary); box-shadow: 0 0 8px var(--primary);
}
.resume-and-menu { display: flex; align-items: center; gap: .4rem; }
.resume-button {
  background: var(--primary); color: #000; border: 0; cursor: pointer;
  text-transform: uppercase; font-family: inherit; font-size: .8rem; font-weight: 700;
  padding: .5rem 1.5rem;
}
.resume-button:hover { box-shadow: 0 0 8px var(--primary); }
.mobile-menu-button { display: none; }
.mobile-navbar-menu { display: none; }
.mobile-navbar-menu[hidden] { display: none; }

/* ---------- hero ---------- */
.hero-section { position: relative; overflow: hidden; background: var(--bg); color: var(--text); min-height: min(92vh, 56.3vw); }
/* the illustration fills the section; its subject sits right of centre so the dark left side stays free for text */
.hero-bg { position: absolute; inset: 0; z-index: 0; display: block; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: 64% center; display: block; }
.js .hero-bg img { animation: hero-drift 24s ease-in-out infinite alternate; transform-origin: 70% 60%; }
@keyframes hero-drift { from { transform: scale(1); } to { transform: scale(1.04); } }
/* soft fade from the page background into the picture so the headline always has contrast */
.hero-shade {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, var(--bg) 0%, color-mix(in srgb, var(--bg) 88%, transparent) 30%, color-mix(in srgb, var(--bg) 40%, transparent) 46%, transparent 60%);
}
.hero-text { position: relative; z-index: 2; width: min(50%, 42rem); min-height: var(--page-height); padding: 2rem 2rem 2rem 3rem; }
.hero-eyebrow { margin: 0; font-size: 1.5rem; font-weight: 600; line-height: 1; }
.hero-heading { margin: 0; font: 400 clamp(2.25rem, 5vw, 4.5rem) / 1.15 var(--font-pixel); }
.hero-heading span { display: block; transform: scaleX(.92); transform-origin: 0; }
.hero-heading-first {
  margin-top: .4rem; color: var(--primary);
  background: var(--gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-heading-last { color: var(--text); }
.hero-role { margin: 1rem 0 0; font-size: 1.05rem; color: var(--muted); min-height: 1.6em; }
.hero-role-prefix { color: var(--primary); margin-right: .5rem; }
.hero-description { max-width: 34rem; margin: 1.25rem 0 1rem; font-size: 1.05rem; line-height: 1.6; color: var(--muted); }
.hero-description strong { color: var(--text); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: .5rem; }
.hero-button {
  display: inline-flex; justify-content: center; align-items: center; gap: .5rem;
  min-width: 10rem; padding: .8rem 1.4rem; font-size: .85rem; text-decoration: none;
  text-transform: uppercase; letter-spacing: .04em; font-weight: 700;
}
.hero-button-primary { background: var(--primary); color: #000; outline: 1px solid #000; outline-offset: -3px; }
.hero-button-secondary { color: var(--text); outline: 1px solid var(--primary); }
.hero-button:hover { box-shadow: 0 0 10px var(--primary-glow); }
.hero-socials {
  display: flex; align-items: center; gap: 1rem; margin-top: 1.75rem;
  color: gray; text-transform: uppercase; letter-spacing: .08em; font-size: .75rem;
}
.hero-socials a { color: gray; text-decoration: none; }
.hero-socials a:hover { color: var(--primary); }


/* small twinkling pixel stars (hero) */
.pixel-star {
  position: absolute; width: 4px; height: 4px; background: var(--primary);
  box-shadow: -4px 0 0 var(--primary-soft), 4px 0 0 var(--primary-soft), 0 -4px 0 var(--primary-soft), 0 4px 0 var(--primary-soft);
  animation: star-pulse 2.2s steps(4, end) infinite;
}
.pixel-star--a { top: 12%; left: 8%; }
.pixel-star--b { top: 78%; left: 20%; animation-delay: .7s; }
.pixel-star--c { top: 20%; left: 38%; animation-delay: 1.3s; }
@keyframes star-pulse { 0%, 100% { opacity: .6; transform: scale(.7); } 50% { opacity: 1; transform: scale(1.3); } }

/* research quick links: paper, code, chapter, preregistration in one row under the heading */
.research-links { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1rem 0 1.5rem; }
.research-links a {
  display: inline-block; padding: .45rem .8rem; font-size: .78rem; letter-spacing: .04em; text-transform: uppercase;
  color: var(--text); text-decoration: none; outline: 1px solid var(--primary); background: var(--card);
}
.research-links a:hover { background: var(--primary); color: #000; }

/* ---------- about ---------- */
.about-section { background: var(--about-bg); color: var(--ink); gap: 2rem; }
.about-image { width: 38%; }
.about-text { width: 62%; padding-right: 2rem; }
.about-description { margin: .75rem 0 0; font-size: .92rem; line-height: 1.55; }
.about-description p { margin: 0 0 .8rem; }
.about-description a { color: var(--ink); text-decoration-color: var(--primary); text-decoration-thickness: 2px; }
.about-terminal { max-width: 26rem; font-size: .78rem; box-shadow: 8px 8px 0 var(--primary); }

/* ---------- pixel cats ----------
   The sprite is injected by script.js into every [data-cat] element.
   .cat-perch lets a cat sit on the top edge of whatever box it wraps. */
.cat-perch { position: relative; width: 100%; display: flex; flex-direction: column; align-items: center; }
.footer-terminal.cat-perch { display: block; }
.pixel-cat { display: block; width: 72px; height: 68px; line-height: 0; }
.pixel-cat svg { width: 100%; height: 100%; display: block; shape-rendering: crispEdges; overflow: visible; }
.cat-perch > .pixel-cat { position: absolute; bottom: 100%; right: 12%; margin-bottom: -1px; }
.pixel-cat--more { position: absolute; top: -67px; right: 2rem; }
.pixel-cat--footer {
  right: 1.25rem; width: 96px; height: 90px;
  filter: drop-shadow(1px 0 0 var(--primary)) drop-shadow(-1px 0 0 var(--primary)) drop-shadow(0 -1px 0 var(--primary));
}
.cat-eye { animation: cat-blink 5s steps(1, end) infinite; transform-box: fill-box; transform-origin: center; }
.pixel-cat--more .cat-eye { animation-delay: 1.7s; }
.pixel-cat--footer .cat-eye { animation-delay: 3.1s; }
@keyframes cat-blink { 0%, 94% { transform: scaleY(1); } 95%, 98% { transform: scaleY(.25); } }
.cat-tail { animation: cat-tail 3s ease-in-out infinite; transform-box: fill-box; transform-origin: 0% 100%; }
@keyframes cat-tail { 0%, 100% { transform: rotate(0deg); } 50% { transform: rotate(-12deg); } }
.cat-walk { position: relative; z-index: 1; height: 96px; overflow: hidden; }
.pixel-cat--walker {
  position: absolute; bottom: 0; left: 0; width: 96px; height: 90px;
  filter: drop-shadow(1px 0 0 var(--primary)) drop-shadow(-1px 0 0 var(--primary)) drop-shadow(0 -1px 0 var(--primary));
  animation: cat-walk 34s linear infinite;
}
.pixel-cat--walker svg { animation: cat-bob .55s steps(2, end) infinite; }
.cat-walk:hover .pixel-cat--walker, .cat-walk:hover .pixel-cat--walker svg { animation-play-state: paused; }
@keyframes cat-walk { from { transform: translateX(-110px) scaleX(-1); } to { transform: translateX(calc(100vw + 20px)) scaleX(-1); } }
@keyframes cat-bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-3px); } }
@media (prefers-reduced-motion: reduce) {
  .pixel-cat--walker { animation: none; left: auto; right: 2rem; transform: scaleX(-1); }
  .pixel-cat--walker svg, .js .hero-bg img { animation: none; }
}
.about-details { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.25rem; }
.about-detail-card {
  min-width: 11rem; display: flex; flex-direction: column; gap: .15rem;
  border: 1px solid var(--primary-line); padding: .85rem 1rem; color: inherit; text-decoration: none;
  box-shadow: 0 0 8px var(--primary-faint); background: var(--card);
}
.about-detail-card:hover { box-shadow: 0 0 8px var(--primary); }
.about-detail-card span { color: var(--primary-ink); text-transform: uppercase; letter-spacing: .08em; font-size: .72rem; font-weight: 800; }
.about-detail-card strong { font-size: .85rem; font-weight: 400; }

/* ---------- skills ---------- */
.skills-section { background: var(--bg); color: var(--text); }
.skills-left { width: 40%; border-right: 1px solid var(--line); padding-right: 2rem; }
.skills-right { flex: 1; padding-left: 2.5rem; }
.skills-description { margin: .75rem 0; line-height: 1.6; color: var(--muted); }
.skills-exploring {
  display: flex; align-items: baseline; gap: 1rem; margin-top: .75rem;
  border: 1px solid var(--line); border-radius: 10px; padding: .75rem 1rem;
}
.skills-exploring span { color: var(--primary); letter-spacing: .12em; text-transform: uppercase; font-size: .7rem; font-weight: 700; white-space: nowrap; }
.skills-exploring p { margin: 0; color: #ffffff80; font-size: .75rem; }

.skills-window { border: 1px solid var(--primary); border-radius: 10px; overflow: hidden; box-shadow: 0 0 24px var(--primary-faint); }
.skills-window-titlebar { display: flex; justify-content: space-between; border-bottom: 1px solid var(--primary); }
.skills-window-tabs { display: flex; }
.skills-tab {
  background: none; border: 0; border-right: 1px solid var(--primary-line);
  color: #ffffff59; font: inherit; font-size: .7rem; letter-spacing: .1em; cursor: pointer;
  padding: .55rem 1rem; transition: color .15s, background .15s;
}
.skills-tab:hover { color: #ffffffb3; }
.skills-tab[data-active="true"] { color: var(--primary); background: var(--primary-faint); }
.skills-tab:focus-visible { outline: 2px solid var(--primary); outline-offset: -2px; }
.skills-window-controls { display: flex; align-items: center; padding: 0 .9rem; color: var(--muted); font-size: .7rem; word-spacing: .5rem; white-space: nowrap; }
.skills-window-body { max-height: 60vh; overflow-y: auto; padding: .5rem 1rem 0; }
.skills-panel[hidden] { display: none; }
.skills-category { display: flex; flex-direction: column; gap: .3rem; padding: 1rem 0; background: var(--dash) left top / 100% 1px no-repeat; }
.skills-category:first-child { background: none; padding-top: .7rem; }
.skills-category-label, .skills-soft-content h3 {
  color: var(--primary); letter-spacing: .12em; text-transform: uppercase; margin: 0; font-size: .7rem; font-weight: 700;
}
.skills-pills { display: flex; flex-wrap: wrap; gap: .45rem; padding-top: .5rem; }
.skills-pills li {
  border: 1px solid var(--primary-line); border-radius: 4px; padding: .3rem .6rem;
  font-size: .72rem; color: var(--muted); background: var(--panel);
}
.skills-pills li::before { content: "▪ "; color: var(--primary); }
.skills-soft-item { display: flex; align-items: center; gap: .9rem; padding: .75rem 0; }
.skills-soft-item + .skills-soft-item { background: var(--dash) left top / 100% 1px no-repeat; }
.skills-icon {
  display: grid; place-items: center; width: 2.8rem; height: 2.8rem; flex-shrink: 0;
  background: var(--panel-dark); border: 1px solid var(--primary-line); border-radius: 6px; color: var(--primary); font-size: 1.1rem;
}
.skills-soft-content { flex: 1; }
.skills-soft-content p { margin: .2rem 0 0; color: #ffffff8c; font-size: .72rem; line-height: 1.5; }

/* ---------- projects ---------- */
.projects-section {
  position: relative; overflow: hidden; color: #140f22;
  background: linear-gradient(160deg, var(--primary) 0%, var(--secondary) 100%);
}
.projects-section > * { position: relative; z-index: 1; }
.projects-section::before, .projects-section::after, .big-pixel-star { position: absolute; z-index: 0; pointer-events: none; }
.projects-section::before, .projects-section::after { content: ""; inset: 0; }
.projects-section::before {
  opacity: .9; background-repeat: repeat; background-position: 0 25px, 35px 50px;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='210' height='100'%3E%3Crect width='3.5' height='3.5' fill='%23fff' fill-opacity='.95'/%3E%3C/svg%3E"),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='170' height='150'%3E%3Crect width='3.5' height='3.5' fill='%23fff' fill-opacity='.8'/%3E%3C/svg%3E");
}
.projects-section::after {
  opacity: .75; background-repeat: repeat; background-position: 20px 20px, 280px 180px;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='310' height='250' shape-rendering='crispEdges'%3E%3Crect x='3.5' y='0' width='3.5' height='3.5' fill='%23fff' fill-opacity='.38'/%3E%3Crect x='0' y='3.5' width='3.5' height='3.5' fill='%23fff' fill-opacity='.38'/%3E%3Crect x='3.5' y='3.5' width='3.5' height='3.5' fill='%23fff' fill-opacity='.9'/%3E%3Crect x='7' y='3.5' width='3.5' height='3.5' fill='%23fff' fill-opacity='.38'/%3E%3Crect x='3.5' y='7' width='3.5' height='3.5' fill='%23fff' fill-opacity='.38'/%3E%3C/svg%3E"),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='280' height='280' shape-rendering='crispEdges'%3E%3Crect x='3.5' y='0' width='3.5' height='3.5' fill='%23fff' fill-opacity='.32'/%3E%3Crect x='0' y='3.5' width='3.5' height='3.5' fill='%23fff' fill-opacity='.32'/%3E%3Crect x='3.5' y='3.5' width='3.5' height='3.5' fill='%23fff' fill-opacity='.9'/%3E%3Crect x='7' y='3.5' width='3.5' height='3.5' fill='%23fff' fill-opacity='.32'/%3E%3Crect x='3.5' y='7' width='3.5' height='3.5' fill='%23fff' fill-opacity='.32'/%3E%3C/svg%3E");
}
.big-pixel-star {
  --pixel: 3.5px; width: var(--pixel); height: var(--pixel); background: #fff; transform-origin: 50%;
  animation: big-pixel-star-pulse 2s steps(4, end) var(--pulse-delay, 0s) infinite;
  box-shadow:
    calc(var(--pixel) * -1) 0 0 #fff, var(--pixel) 0 0 #fff, 0 calc(var(--pixel) * -1) 0 #fff, 0 var(--pixel) 0 #fff,
    0 calc(var(--pixel) * -2) 0 #fff, 0 calc(var(--pixel) * -3) 0 #fff, 0 calc(var(--pixel) * 2) 0 #fff, 0 calc(var(--pixel) * 3) 0 #fff,
    calc(var(--pixel) * -2) 0 0 #fff, calc(var(--pixel) * -3) 0 0 #fff, calc(var(--pixel) * 2) 0 0 #fff, calc(var(--pixel) * 3) 0 0 #fff;
}
.big-pixel-star--one { --pulse-delay: 1s; top: 70%; left: 65%; }
.big-pixel-star--two { --pulse-delay: .5s; top: 30%; left: 2%; }
.big-pixel-star--three { --pulse-delay: .25s; top: 92%; left: 96%; }
.big-pixel-star--four { top: 6%; left: 50%; }
@keyframes big-pixel-star-pulse { 0%, to { opacity: .85; transform: scale(.5); } 45% { opacity: 1; transform: scale(1.28); } 70% { opacity: .95; transform: scale(1); } }

.projects-header { display: flex; justify-content: space-between; align-items: end; margin-bottom: 1.5rem; }
.projects-label { color: #000; background: var(--primary); padding: 0 .3rem; }
.projects-section .section-heading { color: #000; }
.projects-section .section-heading span { color: #000; background: #fff; padding: 0 .3rem; }
.projects-view-all { color: #00000099; text-decoration: none; letter-spacing: .05em; font-size: .75rem; transition: color .2s; }
.projects-view-all:hover { color: #000; }

.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.75rem; }
.project-card {
  display: flex; flex-direction: column; height: 100%; overflow: hidden;
  background: #000; color: var(--text); border: 2px solid #000; border-radius: 10px;
  transition: transform .2s, box-shadow .2s;
}
.project-card:hover { transform: translateY(-3px); box-shadow: 0 10px 0 #00000033; }
.project-card-window {
  display: flex; justify-content: flex-end; align-items: center; gap: .6rem;
  background: var(--panel); border-bottom: 1px solid var(--primary-line); padding: .4rem .6rem;
}
.project-card-window span { color: var(--primary); font-size: .65rem; }
.project-card-image {
  aspect-ratio: 16 / 7; background: var(--panel-dark); border-bottom: 1px solid var(--primary-line);
  display: flex; justify-content: space-around; align-items: center; gap: 1rem; padding: 1rem;
  background-image: linear-gradient(var(--primary-faint) 1px, transparent 1px), linear-gradient(90deg, var(--primary-faint) 1px, transparent 1px);
  background-size: 20px 20px;
}
.project-card-image img { width: 100%; height: 100%; object-fit: cover; }
.project-stat { display: flex; flex-direction: column; align-items: center; text-align: center; gap: .5rem; }
.project-stat b { font: 400 clamp(.85rem, 1.3vw, 1.2rem) / 1 var(--font-pixel); color: var(--primary); }
.project-stat span { font-size: .68rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.project-card-body { display: flex; flex-direction: column; flex: 1; padding: 1.2rem; }
.project-card-title { margin: 0 0 .5rem; color: var(--text); font-size: 1.05rem; }
.project-card-description { flex: 1; margin: 0 0 1rem; color: var(--muted); font-size: .82rem; line-height: 1.45; }
.project-card-stack { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1rem; }
.project-card-pill { color: var(--primary); white-space: nowrap; border: 1px solid var(--primary-line); border-radius: 4px; padding: .25rem .6rem; font-size: .7rem; }
.project-card-actions { display: flex; gap: .6rem; }
.project-card-demo {
  flex: 1; display: flex; justify-content: center; align-items: center; gap: .5rem;
  background: var(--primary); color: #000; text-decoration: none; letter-spacing: .04em;
  padding: .7rem 1rem; font-size: .78rem; font-weight: 700; transition: opacity .2s;
}
.project-card-demo:hover { opacity: .85; }
.project-card-github {
  display: flex; justify-content: center; align-items: center; width: 44px; flex-shrink: 0;
  border: 1px solid var(--primary); color: var(--primary); text-decoration: none; font-size: .75rem; font-weight: 700;
  transition: background .2s, color .2s;
}
.project-card-github:hover { background: var(--primary); color: #000; }

.projects-more { position: relative; margin-top: 3.5rem; background: #000; color: var(--text); border-radius: 10px; padding: 1.2rem 1.5rem; border: 2px solid #000; }
.projects-more-label { margin: 0 0 .6rem; color: var(--primary); letter-spacing: .12em; text-transform: uppercase; font-size: .7rem; font-weight: 700; }
.projects-more-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: .45rem 2rem; font-size: .78rem; color: var(--muted); }
.projects-more-list li::before { content: "$ "; color: var(--primary); }
.projects-more-list a { color: var(--text); text-decoration-color: var(--primary); }
.projects-more-list a:hover { color: var(--primary); }

/* ---------- contact ---------- */
.contact-section { background: var(--contact-bg); color: var(--ink); gap: 3rem; --field-muted: #ffffff59; }
.contact-left { width: 52%; }
.contact-right { flex: 1; }
.contact-terminal { max-width: 28rem; }
.contact-blurb { margin: .75rem 0 .5rem; font-size: .9rem; line-height: 1.55; }
.contact-blurb a { color: var(--ink); text-decoration-color: var(--primary); text-decoration-thickness: 2px; }
.contact-form { display: flex; flex-direction: column; gap: .85rem; margin-top: .5rem; padding: 1rem; border: 1px solid var(--primary-line); border-radius: 10px; background: var(--card); }
.contact-field-row { display: flex; gap: .85rem; }
.contact-field-row .contact-field { flex: 1; }
.contact-field { display: flex; flex-direction: column; gap: .35rem; }
.contact-field label { letter-spacing: .06em; font-size: .72rem; font-weight: 700; }
.contact-field input, .contact-field textarea {
  font: inherit; font-size: .8rem; padding: .6rem .8rem; border: 1px solid var(--field-muted); border-radius: 5px;
  background: #07060dcc; color: var(--text); outline: none; resize: none; transition: border-color .2s;
}
.contact-field :is(input, textarea)::placeholder { color: var(--field-muted); }
.contact-field :is(input, textarea):focus { border-color: var(--primary); box-shadow: 0 0 0 2px var(--primary-faint); }
.contact-field :is(input, textarea):user-invalid { border-color: #ff8a8a; }
.contact-submit {
  align-self: flex-start; background: var(--primary); color: #000; font: inherit; font-size: .8rem; font-weight: 800;
  letter-spacing: .1em; cursor: pointer; border: 1px solid #000; border-radius: 5px; padding: .75rem 1.5rem; transition: opacity .2s;
}
.contact-submit:hover { opacity: .85; }
.contact-status { margin: 0; padding: .5rem .75rem; border-radius: 4px; font-size: .78rem; }
.contact-status[hidden] { display: none; }
.contact-status--success { color: #8ff0b8; background: #00c8641a; border: 1px solid #00c8644d; }
.contact-status--error { color: #ffa3a3; background: #dc32321a; border: 1px solid #dc32324d; }

/* ---------- footer ---------- */
.footer-root { position: relative; overflow: hidden; background: var(--bg); color: var(--text); }
.footer-grid-bg {
  position: absolute; inset: 0; z-index: 0;
  background-image: linear-gradient(#ffffff12 1px, transparent 1px), linear-gradient(90deg, #ffffff12 1px, transparent 1px);
  background-size: 20px 20px;
}
.footer-inner { position: relative; z-index: 1; display: flex; align-items: stretch; border-block: 2px solid #ffffff1a; }
.footer-section-label { margin: 0 0 1.2rem; color: var(--primary); letter-spacing: .1em; text-transform: uppercase; font-size: .7rem; font-weight: 700; }
.footer-stats-col, .footer-contact-col { display: flex; flex-direction: column; padding: 1.4rem 2rem 1.4rem; }
.footer-stats-col { flex: 1; border-right: 2px solid #ffffff1a; }
.footer-contact-col { width: 40%; min-width: 22rem; }
.footer-stats { display: flex; flex-wrap: wrap; gap: 2.5rem; }
.footer-stat { display: flex; flex-direction: column; gap: .5rem; }
.footer-stat-value { font: clamp(1.1rem, 2.2vw, 1.5rem) / 1 var(--font-pixel); color: var(--primary); }
.footer-stat-label { color: #fff9; letter-spacing: .05em; text-transform: uppercase; white-space: pre-line; font-size: .68rem; line-height: 1.5; }
.footer-terminal { border: 1px solid var(--primary); font-size: .78rem; line-height: 1.7; }
.footer-terminal-titlebar { display: flex; justify-content: space-between; align-items: center; background: var(--gradient); color: #000; padding: 0 .6rem; font-size: .72rem; font-weight: 700; letter-spacing: .05em; }
.footer-terminal-controls { font-size: .65rem; word-spacing: .3rem; }
.footer-terminal-body { background: var(--panel-dark); color: #ffffffe0; padding: .85rem 1rem; }
.footer-terminal-body p { margin: 0; }
.footer-terminal-cta { color: #fff; font-weight: 700; text-decoration: none; transition: color .2s; }
.footer-terminal-cta:hover { color: var(--primary); }
.footer-terminal-prompt { display: flex; align-items: center; gap: .4rem; margin-top: .6rem; color: #ffffff80; font-size: .7rem; }
.footer-terminal-cursor { display: inline-block; width: 8px; height: 14px; background: var(--primary); animation: cursor-blink 1.1s step-end infinite; }
.footer-bottom { position: relative; z-index: 1; display: flex; justify-content: space-between; align-items: center; padding: .75rem 2rem; color: #ffffff73; font-size: .7rem; }
.footer-bottom p { margin: 0; }
.footer-heart { color: var(--primary); }

/* ---------- resume modal ---------- */
.resume-modal {
  border: 1px solid var(--primary); background: #000; color: var(--text); padding: 0;
  width: 100%; max-width: 30rem; box-shadow: 0 0 24px var(--primary-soft); font-family: var(--font-body);
}
.resume-modal::backdrop { background: #000000d9; backdrop-filter: blur(2px); }
.resume-modal[open] { animation: modal-pop .18s ease-out; }
@keyframes modal-pop { from { opacity: 0; transform: scale(.96) translateY(6px); } to { opacity: 1; transform: none; } }
.resume-modal .titlebar { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--primary); color: var(--primary); padding: .6rem .9rem; font-size: .8rem; font-weight: 700; letter-spacing: .05em; }
.resume-modal .titlebar button { background: none; border: 0; color: inherit; cursor: pointer; font-size: 1rem; padding: 0; }
.resume-modal .body { padding: 1.75rem 1.5rem 1rem; color: #ffffffd9; font-size: .85rem; line-height: 1.55; }
.resume-modal h2 { margin: 0; color: #fff; font-size: 1.15rem; font-weight: 800; }
.resume-modal p { margin: .5rem 0; }
.resume-modal .body::after { content: ""; display: block; width: 1.6rem; height: 2px; margin: .7rem 0; background: var(--primary); }
.resume-modal .actions { display: flex; gap: .75rem; padding: .25rem 1.5rem 1.25rem; }
.resume-modal .actions a {
  flex: 1; display: flex; justify-content: center; align-items: center; gap: .5rem;
  border: 1px solid var(--primary); color: #fff; text-decoration: none; text-transform: uppercase; letter-spacing: .03em;
  padding: .7rem .9rem; font-size: .78rem; transition: box-shadow .15s;
}
.resume-modal .actions .primary { background: var(--primary); color: #000; font-weight: 700; }
.resume-modal .actions a:hover { box-shadow: 0 0 10px var(--primary); }

/* ---------- scroll reveal ----------
   Native scroll-driven animation where supported; IntersectionObserver fallback in script.js
   toggles .is-visible. Decorative only, so it degrades to "just visible". */
@media (prefers-reduced-motion: no-preference) {
  @supports ((animation-timeline: view()) and (animation-range: entry)) {
    @keyframes reveal-in { from { opacity: 0; transform: translateY(18px); } }
    .reveal {
      animation: reveal-in auto ease-out both;
      animation-timeline: view();
      animation-range: entry 0% entry 35%;
    }
  }
  @supports not ((animation-timeline: view()) and (animation-range: entry)) {
    .js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease-out, transform .6s ease-out; }
    .js .reveal.is-visible { opacity: 1; transform: none; }
  }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}

/* ---------- responsive ---------- */
@media (width <= 1024px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-text { width: 55%; padding-left: 2rem; }
}

@media (width <= 768px) {
  :root { --section-pad: var(--section-pad-mobile); }
  .page-section { min-height: auto; }
  .split { flex-direction: column; }

  .navbar-inner { padding: 0 .5rem; }
  .navbar-links { display: none; }
  .resume-button { padding: .5rem .9rem; font-size: .7rem; }
  .mobile-menu-button {
    display: inline-flex; justify-content: center; align-items: center;
    border: 1px solid var(--primary); color: var(--text); background: none; cursor: pointer;
    font-family: inherit; font-size: 1rem; padding: .35rem .65rem;
  }
  .mobile-navbar-menu {
    position: absolute; top: var(--navbar-height); left: .25rem; right: .25rem; z-index: 30;
    display: flex; flex-direction: column; border: 1px solid var(--primary); background: var(--bg); padding: .5rem;
  }
  .mobile-nav-link { display: flex; align-items: center; gap: .25rem; color: var(--text); text-transform: uppercase; text-decoration: none; border-bottom: 1px solid var(--primary-line); padding: .85rem .75rem; font-size: .7rem; }
  .mobile-nav-link:last-child { border-bottom: none; }
  .mobile-nav-link.active { color: var(--primary); }

  .hero-section { flex-direction: column; min-height: unset; }
  .hero-bg { position: relative; inset: auto; width: 100%; aspect-ratio: 16 / 9; }
  .hero-bg img { object-position: 72% center; }
  .hero-shade { background: linear-gradient(180deg, transparent 35%, var(--bg) 56%); }
  .hero-text { width: 100%; min-height: unset; padding: 2rem 1rem 1rem; }
  .hero-heading { font-size: clamp(1.8rem, 9vw, 3rem); }
  .hero-eyebrow { font-size: 1.1rem; }
  .hero-description, .hero-role { font-size: .9rem; }
  .hero-actions { flex-direction: column; gap: .8rem; }
  .hero-button { width: 100%; min-width: unset; }
  .hero-text { padding-top: 1rem; }
  .about-image { padding-top: 2.5rem; }
  .about-terminal { font-size: .7rem; box-shadow: 5px 5px 0 var(--primary); }
  .pixel-star { display: none; }

  .about-section { gap: 1.5rem; }
  .about-image, .about-text { width: 100%; padding-right: 0; }
  .about-details { flex-direction: column; }
  .about-detail-card { min-width: unset; width: 100%; }

  .skills-left { width: 100%; border-right: 0; border-bottom: 1px solid var(--line); padding: 0 0 1.25rem; margin-bottom: 1.25rem; }
  .skills-right { padding: 0; }
  .skills-window-body { max-height: none; }
  .skills-tab { padding: .55rem .6rem; font-size: .6rem; }

  .projects-header { flex-direction: column; align-items: flex-start; gap: .5rem; }
  .projects-view-all { display: none; }
  .projects-grid { grid-template-columns: 1fr; gap: 1rem; }
  .projects-more-list { grid-template-columns: 1fr; }
  .big-pixel-star--one { top: 80%; left: 97%; }
  .big-pixel-star--three { top: 60%; left: 0; }

  .contact-left { width: 100%; }
  .contact-right { display: none; }
  .contact-field-row { flex-direction: column; }
  .contact-submit { align-self: stretch; }

  .footer-inner { flex-direction: column; }
  .footer-stats-col { border-right: 0; border-bottom: 2px solid #ffffff1a; padding: 1.5rem 1rem 1.25rem; }
  .footer-contact-col { width: 100%; min-width: 0; padding: 1.5rem 1rem 1.25rem; }
  .footer-stats { gap: 1.5rem 2rem; }
  .footer-bottom { flex-direction: column; gap: .4rem; text-align: center; padding: .75rem 1rem; }
}

/* ---------- darker purple for text on the light About / Contact panels ---------- */
.about-section .section-label, .contact-section .section-label,
.about-section .section-heading span, .contact-section .section-heading span { color: var(--primary-ink); }
.projects-label { display: inline-block; }

/* ---------- project screenshots ---------- */
.project-card-image--shot { padding: 0; background: var(--panel-dark); display: block; }
.project-card-image--shot img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* ---------- experience ---------- */
.experience-section { background: var(--bg); color: var(--text); gap: 3rem; }
.experience-main { flex: 1; min-width: 0; }
.experience-side { width: 30%; display: flex; flex-direction: column; justify-content: center; }
.timeline { position: relative; margin-top: 1.5rem; padding-left: 1.6rem; }
.timeline::before {
  content: ""; position: absolute; left: .35rem; top: .4rem; bottom: .4rem; width: 2px;
  background: linear-gradient(var(--primary), var(--secondary));
}
.timeline-item { position: relative; padding-bottom: 1.6rem; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: ""; position: absolute; left: -1.6rem; top: .3rem; width: 12px; height: 12px;
  background: var(--primary); box-shadow: 0 0 10px var(--primary-glow);
}
.timeline-item--edu::before { background: var(--secondary); box-shadow: 0 0 10px var(--secondary); }
.timeline-date { margin: 0; color: var(--primary); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; font-weight: 700; }
.timeline-role { margin: .3rem 0 .15rem; font-size: 1rem; }
.timeline-org { margin: 0; color: #ffffff80; font-size: .78rem; }
.timeline-desc { margin: .5rem 0 0; color: var(--muted); font-size: .82rem; line-height: 1.55; max-width: 46rem; }
.timeline-desc a { color: var(--text); text-decoration-color: var(--primary); }
.awards-card {
  border: 1px solid var(--primary); border-radius: 10px; padding: 1.2rem 1.3rem;
  background: var(--panel-dark); box-shadow: 0 0 24px var(--primary-faint);
}
.awards-label { margin: 0 0 .9rem; color: var(--primary); letter-spacing: .12em; text-transform: uppercase; font-size: .72rem; font-weight: 700; }
.awards-list { display: flex; flex-direction: column; gap: .8rem; }
.awards-list li { display: flex; flex-direction: column; gap: .1rem; padding-left: 1.2rem; position: relative; }
.awards-list li::before { content: "★"; position: absolute; left: 0; color: var(--primary); font-size: .8rem; }
.awards-list b { font-size: .85rem; }
.awards-list span { color: #ffffff80; font-size: .72rem; }

/* ---------- research ---------- */
.research-section { background: var(--about-bg); color: var(--ink); }
.research-section .section-label, .research-section .section-heading span { color: var(--primary-ink); }
.finding { gap: 2.5rem; align-items: center; margin-top: 1.5rem; }
.finding-figure { margin: 0; width: 44%; flex-shrink: 0; }
.finding-figure img {
  display: block; width: 100%; height: auto; border: 1px solid var(--primary); border-radius: 10px;
  box-shadow: 8px 8px 0 var(--primary); background: #0d0c10;
}
.finding-figure figcaption { display: flex; flex-wrap: wrap; gap: .4rem 1rem; margin-top: 1rem; font-size: .75rem; }
.legend { display: inline-flex; align-items: center; gap: .4rem; font-weight: 700; }
.swatch { display: inline-block; width: 14px; height: 6px; }
.swatch--closed { background: #ffec3d; outline: 1px solid #0006; }
.swatch--down { background: #3b82c4; }
.swatch--up { background: #c9304a; }
.finding-caption { flex-basis: 100%; color: var(--muted); }
.finding-text { flex: 1; }
.finding-stat { display: flex; align-items: center; gap: 1.2rem; margin: 0 0 1.2rem; }
.finding-stat b { font: clamp(1.4rem, 3vw, 2.4rem) / 1 var(--font-pixel); color: var(--primary-ink); white-space: nowrap; min-width: 8.5ch; }
.finding-stat span { font-size: .85rem; line-height: 1.45; }
.finding-body { margin: .5rem 0 0; font-size: .92rem; line-height: 1.6; }

.pubs { gap: 2rem; margin-top: 2.5rem; }
.pubs-col { flex: 1; background: var(--card); border: 1px solid var(--primary-line); border-radius: 10px; padding: 1.2rem 1.4rem; }
.pubs-label { margin: 0 0 .8rem; color: var(--primary-ink); letter-spacing: .12em; text-transform: uppercase; font-size: .72rem; font-weight: 800; }
.pubs-list { display: flex; flex-direction: column; gap: .9rem; font-size: .82rem; line-height: 1.55; }
.pubs-list a { color: var(--ink); text-decoration-color: var(--primary); text-decoration-thickness: 2px; }
.pub-tag {
  display: inline-block; margin-top: .3rem; padding: .1rem .5rem; border-radius: 4px; font-size: .68rem; font-weight: 700;
  background: var(--primary); color: #000; letter-spacing: .03em;
}
.pubs-links li::before { content: "$ "; color: var(--primary-ink); font-weight: 700; }

/* ---------- contact facts ---------- */
.contact-facts { display: flex; flex-direction: column; gap: .35rem; margin: .5rem 0 1rem; font-size: .82rem; }
.contact-facts b {
  display: inline-block; min-width: 11rem; color: var(--primary-ink); text-transform: uppercase;
  letter-spacing: .06em; font-size: .72rem;
}

/* ---------- new-section responsive ---------- */
@media (width <= 1100px) {
  .navbar-links { gap: 1rem; }
  .nav-link { font-size: .68rem; }
}
@media (width <= 768px) {
  .experience-section { gap: 1.5rem; }
  .experience-side { width: 100%; }
  .finding { gap: 1.5rem; }
  .finding-figure { width: 100%; }
  .finding-figure img { box-shadow: 5px 5px 0 var(--primary); }
  .finding-stat { flex-direction: column; align-items: flex-start; gap: .4rem; }
  .pubs { gap: 1rem; margin-top: 1.5rem; }
  .contact-facts b { display: block; min-width: 0; }
}

/* ---------- softer body copy on the tinted dark panels ---------- */
.about-description, .contact-blurb, .finding-body, .finding-stat span, .pubs-list, .contact-facts { color: #ffffffd4; }
.about-detail-card strong { color: #ffffffd4; }
/* the black cat needs an outline now that its panel is dark */
.about-image .pixel-cat {
  filter: drop-shadow(1px 0 0 var(--primary)) drop-shadow(-1px 0 0 var(--primary)) drop-shadow(0 -1px 0 var(--primary));
}