/* ============ Design tokens — Swiss / minimalist grid ============ */
:root {
  --bg: #FFFFFF;
  --panel: #FFFFFF;
  --ink: #111111;
  --line: #111111;
  --line-soft: #D9D9D6;
  --muted: #6B6B68;
  --accent: #D7263D;   /* single red accent, used sparingly */

  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Archivo Narrow", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

  --maxw: 1100px;
  --radius: 0px;
}

* { box-sizing: border-box; }

/* ============ Preloader ============ */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.7s cubic-bezier(0.76, 0, 0.24, 1);
}
.preloader.preloader-exit { transform: translateY(-100%); }
.preloader-inner { text-align: center; }
.preloader-count {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 500;
  color: #fff;
  letter-spacing: -0.02em;
}
.preloader-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #8A8A87;
  margin-top: 10px;
}
.preloader-bar {
  width: 220px;
  height: 2px;
  background: #333;
  margin: 24px auto 0;
  overflow: hidden;
}
.preloader-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
}
body.preload-lock { overflow: hidden; }

/* ============ Floating photo card ============ */
.photo-card {
  perspective: 800px;
  flex-shrink: 0;
}
.photo-card-inner {
  width: 260px;
  height: 320px;
  border: 1px solid var(--ink);
  background: #D9D9D6;
  position: relative;
  transition: transform 0.15s ease-out;
  transform-style: preserve-3d;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
/* Hero card needs overflow visible so shards can fly past its edges */
#heroPhotoCard { overflow: visible; }
.photo-card-inner.small { width: 160px; height: 200px; }
.photo-card-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.photo-placeholder-icon {
  width: 30%;
  height: 30%;
  color: var(--muted);
}
.photo-card-tag {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--ink);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px;
  text-align: center;
  z-index: 4;
}

/* ============ Hero layout (text + photo) ============ */
.hero-layout {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}
.hero-layout .hero-inner { flex: 1; min-width: 280px; }

/* ============ About layout (text + small photo) ============ */
.about-flex {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  flex-wrap: wrap;
}
.about-flex .about-text { flex: 1; min-width: 280px; }

@media (max-width: 720px) {
  .photo-card-inner { width: 200px; height: 250px; }
  .photo-card-inner.small { width: 140px; height: 175px; }
}

/* ============ Shatter / crack / rebuild / shine effect (hero photo) ============ */
.piece-grid {
  position: absolute;
  inset: 0;
  z-index: 2;
  cursor: pointer;
}
.photo-piece {
  will-change: transform, opacity;
  /* No border here on purpose — pieces must sit flush so the photo looks
     completely intact and seamless before the first click. */
}
.crack-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  pointer-events: none;
  opacity: 0;
}
.shine-overlay {
  position: absolute;
  top: -20%;
  bottom: -20%;
  left: -40%;
  width: 35%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.65) 45%,
    rgba(255, 255, 255, 0.9) 50%,
    rgba(255, 255, 255, 0.65) 55%,
    transparent
  );
  filter: blur(4px);
  z-index: 6;
  pointer-events: none;
  opacity: 0;
}
@keyframes shineSweepSoft {
  0% { transform: translateX(-140%) skewX(-18deg); opacity: 0; }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { transform: translateX(240%) skewX(-18deg); opacity: 0; }
}
.shine-run {
  animation: shineSweepSoft 1.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
.mono { font-family: var(--font-mono); }

/* ============ Nav ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}
.nav-brand .dot { color: var(--accent); }
.nav-links { display: flex; gap: 32px; }
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
  transition: color 0.15s ease;
}
.nav-links a:hover, .nav-links a:focus-visible { color: var(--accent); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span { display: block; height: 2px; background: var(--ink); }

@media (max-width: 720px) {
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .nav-links.open { max-height: 320px; }
  .nav-links a { padding: 14px 24px; border-top: 1px solid var(--line-soft); }
  .nav-toggle { display: flex; }
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid var(--ink);
  position: relative;
  overflow: hidden;
  z-index: 0;
  transition: color 0.3s ease;
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}
.btn:hover::before { transform: translateX(0%); }

.btn-primary { background: var(--ink); color: #fff; }
.btn-primary::before { background: var(--accent); }
.btn-primary:hover { border-color: var(--accent); }

.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost::before { background: var(--ink); }
.btn-ghost:hover { color: #fff; }

/* ============ Hero ============ */
.hero {
  position: relative;
  padding: 40px 24px 0;
  max-width: var(--maxw);
  margin: 0 auto;
}
.hero-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}
.hero-inner { padding: 64px 0 56px; max-width: 780px; }
.hero-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(3rem, 9vw, 6rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin: 0 0 32px;
}
.hero-title-accent { color: var(--accent); }
.hero-sub {
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 56ch;
  margin: 0 0 36px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-rule { height: 1px; background: var(--line); }

/* ============ Sections ============ */
.section { padding: 90px 24px; border-bottom: 1px solid var(--line-soft); }
.section-alt { background: #FAFAF8; }
.section-inner { max-width: var(--maxw); margin: 0 auto; }

.eyebrow {
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 16px;
}
.section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin: 0 0 24px;
}
.section-lead {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 68ch;
  margin: 0 0 20px;
}

/* ============ Fade-on-scroll ============ */
.fade-target {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-target.is-visible { opacity: 1; transform: translateY(0); }

/* ============ About ============ */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0;
  margin-top: 36px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.about-card {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 22px;
}
.about-card-label {
  color: var(--muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 10px;
}
.about-card-value { margin: 0; font-size: 1.1rem; font-weight: 500; }

/* ============ Skills ============ */
.skills-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0;
  margin-top: 40px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.skill-col { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 28px; }
.skill-col-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0 0 20px;
}
.skill-list li {
  padding: 10px 0;
  border-top: 1px solid var(--line-soft);
  font-size: 0.85rem;
}
.skill-list li:first-child { border-top: none; }

/* ============ Entry list (Experience / Education) ============ */
.entry-list { margin-top: 40px; border-top: 1px solid var(--line); }
.entry-card { padding: 26px 0; border-bottom: 1px solid var(--line); }
.entry-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}
.entry-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  margin: 0;
}
.entry-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  white-space: nowrap;
}
.entry-org {
  font-style: italic;
  color: var(--muted);
  font-size: 0.9rem;
  margin: 4px 0 10px;
}
.entry-list-items { margin: 0; padding: 0; }
.entry-list-items li {
  font-size: 0.88rem;
  color: var(--ink);
  padding: 4px 0 4px 16px;
  position: relative;
}
.entry-list-items li::before {
  content: "\2022";
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* ============ Projects ============ */
.project-list { margin-top: 40px; border-top: 1px solid var(--line); }
.project-card {
  display: flex;
  gap: 28px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.15s ease;
}
.project-card:hover { background: #FAFAF8; }
.project-index {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--line-soft);
  flex-shrink: 0;
  width: 48px;
}
.project-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  text-transform: uppercase;
  margin: 0 0 10px;
}
.project-desc { color: var(--muted); margin: 0 0 16px; max-width: 62ch; }
.project-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.project-tags span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid var(--line);
  padding: 4px 10px;
}

@media (max-width: 560px) {
  .project-card { flex-direction: column; gap: 10px; }
  .project-index { width: auto; }
}

/* ============ Resume ============ */
.resume-actions { margin-top: 12px; }

/* ============ Chat ============ */
.chat-window { margin-top: 36px; border: 1px solid var(--line); }
.chat-log {
  height: 320px;
  overflow-y: auto;
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: #FAFAF8;
}
.chat-msg { font-size: 0.85rem; line-height: 1.55; max-width: 80%; padding: 12px 14px; }
.chat-tag {
  display: block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-bottom: 6px;
}
.chat-msg-bot { background: #fff; border: 1px solid var(--line-soft); align-self: flex-start; }
.chat-msg-user { background: var(--ink); color: #fff; align-self: flex-end; }
.chat-msg-user .chat-tag { color: var(--accent); }

.chat-form { display: flex; gap: 0; border-top: 1px solid var(--line); }
.chat-input {
  flex: 1;
  background: #fff;
  border: none;
  border-right: 1px solid var(--line);
  padding: 14px;
  color: var(--ink);
  font-size: 0.85rem;
}
.chat-input:focus { outline: none; background: #FAFAF8; }
.chat-send { border: none; padding: 14px 22px; }

/* ============ Footer / Contact ============ */
.footer { border-bottom: none; }
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0;
  margin-top: 32px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.contact-link {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 22px;
  transition: background 0.15s ease;
}
.contact-link:hover { background: #FAFAF8; }
.contact-link span:first-child {
  color: var(--muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.contact-link span:last-child { font-weight: 500; }
.footer-note {
  margin-top: 40px;
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ============ Mobile responsiveness pass ============ */

/* Safety net: never allow sideways scrolling on small screens */
html, body { overflow-x: hidden; max-width: 100%; }

@media (max-width: 720px) {
  .section { padding: 56px 20px; }
  .hero { padding: 24px 20px 0; }
  .hero-inner { padding: 40px 0 40px; }

  .hero-meta {
    flex-wrap: wrap;
    gap: 6px 14px;
    font-size: 0.66rem;
  }

  .hero-layout { gap: 32px; }
  .photo-card { align-self: center; }

  .about-grid, .skills-cols, .contact-grid {
    grid-template-columns: 1fr;
  }

  .entry-head { flex-direction: column; align-items: flex-start; gap: 4px; }

  .chat-log { height: 260px; }
  .chat-msg { max-width: 92%; }
}

@media (max-width: 420px) {
  .hero-title { font-size: clamp(2.1rem, 11vw, 3rem); }
  .section-title { font-size: clamp(1.5rem, 7vw, 2rem); }
  .btn { padding: 12px 18px; font-size: 0.74rem; }
  .hero-cta { gap: 10px; }
  .photo-card-inner { width: 160px; height: 200px; }
}