@font-face {
  font-family: "Anton";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("assets/fonts/anton-latin.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 700; /* variable font: one file covers regular → bold */
  font-display: swap;
  src: url("assets/fonts/inter-latin.woff2") format("woff2");
}

:root {
  --font-display: "Anton", "Arial Narrow", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --nav-h: 4.25rem;
  --radius: 14px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="dark"] {
  --bg: #0e0d0b;
  --bg-alt: #14120f;
  --surface: #1b1915;
  --border: #2b2822;
  --text: #f1ece1;
  --muted: #a49d8e;
  --accent: #e8dcc0;
  --accent-strong: #d9b36a;
  --accent-ink: #14120f;
  --field-border: #6b6458;
  --error: #ef8175;
  --shadow: 0 18px 45px rgb(0 0 0 / 0.45);
  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #f6f1e7;
  --bg-alt: #efe8da;
  --surface: #fffdf8;
  --border: #ddd3c0;
  --text: #201c14;
  --muted: #6d6455;
  --accent: #1f1a12;
  --accent-strong: #80520d;
  --accent-ink: #f6f1e7;
  --field-border: #9f9078;
  --error: #a72a22;
  --shadow: 0 18px 45px rgb(60 45 20 / 0.14);
  color-scheme: light;
}

*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 1rem);
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.35s var(--ease), color 0.35s var(--ease);
}

img { max-width: 100%; display: block; }
ul { list-style: none; }
a { color: inherit; text-decoration: none; }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--accent-strong);
  outline-offset: 3px;
  border-radius: 4px;
}

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

html { scrollbar-color: var(--accent-strong) var(--bg-alt); scrollbar-width: thin; }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-alt); }
::-webkit-scrollbar-thumb {
  background: var(--accent-strong);
  border-radius: 99px;
  border: 2px solid var(--bg-alt);
}

.container {
  width: min(100% - 2.5rem, 72rem);
  margin-inline: auto;
}

.accent { color: var(--accent-strong); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.6rem 1rem;
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: 0 0 8px 8px;
  font-weight: 600;
}
.skip-link:focus { top: 0; }

.btn {
  display: inline-block;
  padding: 0.7rem 1.6rem;
  border-radius: 99px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: transform 0.25s var(--ease), background-color 0.25s, color 0.25s, border-color 0.25s;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.btn-outline {
  border: 1px solid var(--accent);
  color: var(--accent);
}
.btn-outline:hover { background: var(--accent); color: var(--accent-ink); }

.btn-solid {
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--accent);
}
.btn-solid:hover { background: var(--accent-strong); border-color: var(--accent-strong); }

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background-color 0.3s, border-color 0.3s, backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
}

.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  gap: 1.75rem;
}

.nav-link {
  position: relative;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--muted);
  padding-block: 0.35rem;
  transition: color 0.25s;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-strong);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav-link:hover,
.nav-link.is-active { color: var(--text); }
.nav-link.is-active::after { transform: scaleX(1); }

.nav-actions { display: flex; align-items: center; gap: 0.75rem; }

.theme-toggle {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  border: 1px solid var(--border);
  transition: border-color 0.25s, transform 0.25s var(--ease);
}
.theme-toggle:hover { border-color: var(--accent-strong); transform: rotate(15deg); }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.4rem;
  height: 2.4rem;
}
.hamburger span {
  display: block;
  height: 2px;
  width: 22px;
  margin-inline: auto;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg);
}

.hero-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-top: calc(var(--nav-h) + 1.5rem);
}
.hero-arrow { color: var(--accent); transition: transform 0.3s var(--ease); }
.hero-arrow:hover { transform: translateY(6px); }

/* The stage stacks three layers in one grid cell:
   1. filled word  →  2. photo  →  3. outlined word (over the face) */
.hero-stage {
  flex: 1;
  display: grid;
  place-items: end center;
  position: relative;
  min-height: 0;
}
.hero-stage > * { grid-area: 1 / 1; }

.hero-word,
.hero-word-outline {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(3.4rem, 14.5vw, 13.5rem);
  line-height: 0.95;
  letter-spacing: 0.01em;
  text-align: center;
  align-self: center;
  -webkit-user-select: none;
  user-select: none;
  white-space: nowrap;
}
.hero-word { color: var(--accent); z-index: 1; }

.hero-word-outline {
  z-index: 3;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--accent);
  pointer-events: none;
  /* Only reveal the outline in the middle band, where it crosses the photo */
  -webkit-mask-image: linear-gradient(90deg, transparent 30%, #000 42%, #000 60%, transparent 72%);
          mask-image: linear-gradient(90deg, transparent 30%, #000 42%, #000 60%, transparent 72%);
}

.hero-picture {
  z-index: 2;
  align-self: end;
  justify-self: center;
  line-height: 0;
}

.hero-photo {
  display: block;
  height: min(74vh, 640px);
  width: auto;
  object-fit: contain;
  /* Intersect a soft silhouette with a vertical fade so the source image's
     top and bottom edges disappear into the hero background. */
  -webkit-mask-image:
    linear-gradient(to bottom, transparent 0 7%, #000 23%, #000 64%, transparent 96%),
    radial-gradient(58% 82% at 50% 44%, #000 46%, transparent 86%);
  -webkit-mask-composite: source-in;
          mask-image:
    linear-gradient(to bottom, transparent 0 7%, #000 23%, #000 64%, transparent 96%),
    radial-gradient(58% 82% at 50% 44%, #000 46%, transparent 86%);
          mask-composite: intersect;
  animation: hero-rise 1.1s var(--ease) both 0.15s;
}

@keyframes hero-rise {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.75rem;
  position: relative;
  z-index: 4;
}
.hero-id { max-width: 43rem; }
.availability {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.45rem;
  color: var(--accent-strong);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.availability span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--accent-strong);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-strong) 45%, transparent);
  animation: availability-pulse 2.4s ease-out infinite;
}
@keyframes availability-pulse {
  55% { box-shadow: 0 0 0 0.45rem transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.hero-name {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}
.hero-value {
  max-width: 48ch;
  margin-top: 0.25rem;
  color: var(--text);
  font-size: clamp(0.98rem, 1.5vw, 1.12rem);
  line-height: 1.5;
}
.hero-typed {
  color: var(--muted);
  font-size: 0.98rem;
  min-height: 1.65em; /* keep height stable while the word retypes */
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem;
  flex: none;
}

.caret {
  display: inline-block;
  width: 2px;
  height: 1.05em;
  margin-left: 3px;
  background: var(--accent-strong);
  vertical-align: text-bottom;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.section { padding-block: clamp(4.5rem, 9vw, 7.5rem); }
.section-alt { background: var(--bg-alt); }

.section-kicker {
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-strong);
  margin-bottom: 0.9rem;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
  max-width: 30ch;
}

@supports (text-wrap: balance) {
  .hero-value,
  .section-title { text-wrap: balance; }
}

/* Content stays visible without JavaScript. JS adds .reveal-ready only after
   IntersectionObserver is available, then reveals each item on entry. */
.reveal {
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal-ready .reveal {
  opacity: 0;
  transform: translateY(28px);
}
.reveal-ready .reveal.is-visible { opacity: 1; transform: translateY(0); }

.about-grid {
  display: grid;
  gap: 2.5rem;
  margin-bottom: 3rem;
}
.about-text p + p { margin-top: 1.1rem; }
.about-text { max-width: 60ch; font-size: 1.04rem; }

.about-facts ul {
  display: grid;
  gap: 1rem;
  padding: 1.6rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.fact-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-strong);
  margin-bottom: 0.15rem;
}

.exp-grid { display: grid; gap: 1.25rem; }
.exp-card {
  padding: 1.6rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.exp-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-strong);
  box-shadow: var(--shadow);
}
.exp-card h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.exp-card p { color: var(--muted); font-size: 0.95rem; }

.skills-grid { display: grid; gap: 3rem; }
.skills-heading {
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.4rem;
}

.skill-evidence {
  list-style: none;
  border-top: 1px solid var(--border);
}
.skill-evidence li {
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: 1rem;
  padding-block: 1.2rem;
  border-bottom: 1px solid var(--border);
}
.skill-index {
  padding-top: 0.12rem;
  color: var(--accent-strong);
  font-family: var(--font-display);
  font-size: 1.1rem;
}
.skill-evidence h4 { margin-bottom: 0.3rem; font-size: 1rem; }
.skill-evidence p { color: var(--muted); font-size: 0.9rem; }
.skill-evidence a {
  display: inline-block;
  margin-top: 0.55rem;
  color: var(--accent-strong);
  font-size: 0.8rem;
  font-weight: 700;
  transition: opacity 0.2s;
}
.skill-evidence a:hover { opacity: 0.72; }

.skills-tags { display: grid; gap: 2.25rem; align-content: start; }
.tag-list { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.tag-list li {
  padding: 0.45rem 1rem;
  font-size: 0.88rem;
  font-weight: 500;
  border: 1px solid var(--border);
  border-radius: 99px;
  background: var(--surface);
  transition: transform 0.25s var(--ease), border-color 0.25s, color 0.25s;
}
.tag-list li:hover {
  transform: translateY(-3px);
  border-color: var(--accent-strong);
  color: var(--accent-strong);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.25rem;
}
.filter-btn {
  padding: 0.5rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 99px;
  border: 1px solid var(--border);
  color: var(--muted);
  transition: background-color 0.25s, color 0.25s, border-color 0.25s;
}
.filter-btn:hover { border-color: var(--accent-strong); color: var(--text); }
.filter-btn.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.projects-grid {
  display: grid;
  align-items: start;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 19rem), 1fr));
}

.project-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s, border-color 0.35s,
              opacity 0.3s, scale 0.3s;
}
.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-strong);
  box-shadow: var(--shadow);
}
.project-card.is-hidden { display: none; }
.project-card:not(.project-card--case) {
  align-self: start;
  height: fit-content;
}
.project-card:not(.project-card--case) .project-body,
.project-card:not(.project-card--case) .project-desc {
  flex: 0;
}
.project-card--featured {
  border-color: var(--accent-strong); /* fallback for browsers without color-mix() */
  border-color: color-mix(in srgb, var(--accent-strong) 55%, var(--border));
}

.project-card--case {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(17rem, 0.85fr) minmax(0, 1.15fr);
}
.project-card--text-case {
  display: block;
  width: 100%;
}
.project-card--no-cover {
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(circle at 92% 8%, color-mix(in srgb, var(--accent-strong) 9%, transparent), transparent 34%),
    var(--surface);
}
.project-card--no-cover::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-strong), transparent 72%);
  opacity: 0.75;
}
.project-card--no-cover::after {
  content: attr(data-project-index);
  position: absolute;
  top: 0.45rem;
  right: 1rem;
  z-index: -1;
  color: var(--accent);
  font-family: var(--font-display);
  font-size: clamp(4.75rem, 9vw, 8rem);
  line-height: 1;
  opacity: 0.055;
  pointer-events: none;
}
.project-card--no-cover .project-body {
  position: relative;
  z-index: 1;
  padding-top: 2.2rem;
}
.project-card--text-case .project-body {
  width: 100%;
  padding: clamp(1.75rem, 4vw, 2.75rem);
}
.project-card--text-case .project-title {
  max-width: 34rem;
  font-size: clamp(1.4rem, 3vw, 2rem);
}
.project-body {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.3rem 1.4rem 1.5rem;
  flex: 1;
}
.project-title { font-size: 1.08rem; }
.project-desc { color: var(--muted); font-size: 0.92rem; flex: 1; }
.project-label {
  color: var(--accent-strong);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.project-case-details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem 1.2rem;
}
.project-case-details div {
  padding-top: 0.65rem;
  border-top: 1px solid var(--border);
}
.project-case-details dt {
  margin-bottom: 0.25rem;
  color: var(--accent-strong);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.project-case-details dd {
  color: var(--muted);
  font-size: 0.82rem;
}
.project-case-details .project-result {
  padding: 0.65rem 0.75rem;
  border: 1px solid color-mix(in srgb, var(--accent-strong) 42%, var(--border));
  border-radius: calc(var(--radius) * 0.55);
  background: color-mix(in srgb, var(--accent-strong) 8%, transparent);
}
.project-result dd strong { color: var(--text); }

@media (min-width: 1000px) {
  .project-card--text-case .project-case-details {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

.project-tags,
.cert-courses { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.55rem; }
.project-tags li,
.cert-courses li {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.22rem 0.65rem;
  border-radius: 99px;
  color: var(--accent-strong);
  background: color-mix(in srgb, var(--accent-strong) 12%, transparent);
}

/* Course pills that link to their own verification page — the anchor carries the
   padding so the whole pill is a hit target, not just the text. */
.cert-courses--links li { padding: 0; }
.cert-courses--links li a {
  display: block;
  padding: 0.22rem 0.65rem;
  color: inherit;
  transition: opacity 0.2s;
}
.cert-courses--links li a:hover { opacity: 0.72; }

.project-links { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem 1.1rem; }
.project-links a {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-strong);
  transition: opacity 0.2s;
}
.project-links a:hover { opacity: 0.75; }
.project-links .project-link--primary {
  padding: 0.42rem 0.8rem;
  border: 1px solid var(--accent-strong);
  border-radius: 99px;
}

.projects-empty { color: var(--muted); margin-top: 1rem; }

.cert-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 24rem), 1fr));
}

.cert-card {
  display: flex;
  gap: 1.1rem;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.cert-card--program { grid-column: 1 / -1; }
.cert-grid.is-collapsible:not(.is-expanded) .cert-card--extra { display: none; }
.cert-toggle { margin-top: 1.5rem; }

.cert-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-strong);
  box-shadow: var(--shadow);
}

.cert-mark {
  flex: none;
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  color: var(--accent-strong);
  background: color-mix(in srgb, var(--accent-strong) 12%, transparent);
  transition: transform 0.3s var(--ease);
}
.cert-card:hover .cert-mark { transform: scale(1.08) rotate(-6deg); }

.cert-body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0; /* let long issuer names wrap instead of stretching the grid track */
}
.cert-title { font-size: 1.02rem; }
.cert-issuer { color: var(--muted); font-size: 0.92rem; }
.cert-date {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-strong);
}
.cert-link {
  align-self: flex-start;
  margin-top: 0.6rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-strong);
  transition: opacity 0.2s;
}
.cert-link:hover { opacity: 0.75; }

.contact-grid { display: grid; gap: 2.75rem; }
.contact-info p { max-width: 46ch; margin-bottom: 1.75rem; }

.contact-links { display: grid; gap: 0.9rem; }
.contact-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.25s, transform 0.25s var(--ease);
}
.contact-links a:hover { color: var(--accent-strong); transform: translateX(4px); }

.contact-form {
  display: grid;
  gap: 1.2rem;
  padding: clamp(1.4rem, 3vw, 2.2rem);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.form-field { display: grid; gap: 0.4rem; }
.form-field label {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.form-field input,
.form-field textarea {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--field-border);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  transition: border-color 0.25s, box-shadow 0.25s;
  resize: vertical;
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--muted); opacity: 0.7; }
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-strong) 22%, transparent);
}
.form-field input.is-invalid,
.form-field textarea.is-invalid { border-color: var(--error); }

.form-error {
  min-height: 1.1em;
  font-size: 0.8rem;
  color: var(--error);
}
.form-status { font-size: 0.9rem; color: var(--accent-strong); min-height: 1.4em; }
.form-status.is-ok { color: var(--accent-strong); }
.form-status.is-error { color: var(--error); }

/* Honeypot. Pushed off-screen rather than display:none — bots skip fields that
   are outright hidden, and this one is meant to be filled in. */
.form-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.footer {
  border-top: 1px solid var(--border);
  padding-block: 1.75rem;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--muted);
}
.footer-top { color: var(--accent-strong); font-weight: 600; }

.back-to-top {
  position: fixed;
  right: 1.4rem;
  bottom: 1.4rem;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 2.9rem;
  height: 2.9rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: var(--shadow);
  opacity: 0;
  translate: 0 12px;
  /* Fading out alone would leave an invisible but still clickable — and still
     focusable — target pinned over the bottom-right corner of every screen.
     visibility is discrete, so it holds until the fade finishes, then removes
     the button from hit-testing and the tab order alike. */
  visibility: hidden;
  pointer-events: none;
  /* visibility flips instantly on show, but waits out the fade on hide —
     hence the 0s duration with a delay, not an interpolated transition. */
  transition: opacity 0.3s, translate 0.3s var(--ease), background-color 0.25s,
              visibility 0s 0.3s;
}
.back-to-top.is-shown {
  opacity: 1;
  translate: 0 0;
  visibility: visible;
  pointer-events: auto;
  transition: opacity 0.3s, translate 0.3s var(--ease), background-color 0.25s,
              visibility 0s 0s;
}
.back-to-top:hover { background: var(--accent-strong); }

@media (min-width: 700px) {
  .about-grid { grid-template-columns: 1.6fr 1fr; align-items: start; }
  .exp-grid { grid-template-columns: 1fr 1fr; }
  .skills-grid { grid-template-columns: 1.15fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1.2fr; align-items: start; }
}

@media (max-width: 699px) {
  .project-card--case { grid-template-columns: 1fr; }
  .project-case-details { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .hamburger { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-h);
    right: 0;
    flex-direction: column;
    gap: 0;
    min-width: 15rem;
    padding: 0.75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-right: none;
    border-radius: var(--radius) 0 0 var(--radius);
    box-shadow: var(--shadow);
    transform: translateX(105%);
    /* Sliding off-screen hides the menu from sight but not from the keyboard:
       without this the six links stay focusable while the hamburger reports
       aria-expanded="false". visibility waits out the slide, then cuts them. */
    visibility: hidden;
    transition: transform 0.35s var(--ease), visibility 0s 0.35s;
  }
  .nav-links.is-open {
    transform: translateX(0);
    visibility: visible;
    transition: transform 0.35s var(--ease), visibility 0s 0s;
  }
  .nav-links a {
    display: block;
    padding: 0.85rem 1rem;
    border-radius: 8px;
  }
  .nav-links a:hover { background: color-mix(in srgb, var(--accent-strong) 12%, transparent); }
  .nav-link::after { display: none; }

  .hero-footer { flex-direction: column; align-items: flex-start; padding-block: 1.25rem; }
  .hero-actions { justify-content: flex-start; }
  .hero-photo { height: min(52vh, 480px); }
}

@media (max-width: 520px) {
  .hero-actions { width: 100%; }
  .hero-actions .btn { flex: 1; padding-inline: 1rem; text-align: center; }
  .availability { font-size: 0.68rem; letter-spacing: 0.07em; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal-ready .reveal { opacity: 1; transform: none; }
  .availability span { animation: none; }
}