:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --ink: #111111;
  --ink-soft: #4b4b4b;
  --line: #e6e6e6;
  --accent: #22c55e;
  --surface: #f6f6f5;

  --btn-close: #111111;
  --chip-bg: #111111;
  --cta-bg: #111111;
  --cta-bg-hover: #000000;
  --cta-text: #ffffff;
  --media-bg: #111111;
  --card-bg: #ffffff;

  --font-display: "Fraunces", "Georgia", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Courier New", monospace;

  --maxw: 880px;
  --gap: clamp(1.25rem, 4vw, 2.5rem);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111113;
    --ink: #f2f2f0;
    --ink-soft: #a3a3a1;
    --line: #2a2a2c;
    --surface: #1b1b1d;

    --btn-close: #111111;
    --cta-bg: #f2f2f0;
    --cta-bg-hover: #ffffff;
    --cta-text: #111113;
    --media-bg: #2a2a2c;
    --card-bg: #1b1b1d;
  }

  .project-tag img,
  .nav-link svg,
  .nav-link img {
    filter: invert(1);
  }
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent;}

html {
  scroll-behavior: smooth;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
} 

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

a {
  color: inherit;
  text-decoration: none;
  -webkit-touch-callout: none;
}

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

button { font-family: inherit; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gap);
}

/* ---------- Sticky footer layout ---------- */
#app {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}
.content {
  flex: 1;
  display: flex;
  flex-direction: column;
}


/* ---------- Loading state ---------- */
#app[data-loading="true"] .skeleton { display: block; }
#app[data-loading="true"] .content { display: none; }
.skeleton {
  display: none;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 3.5rem var(--gap);
}
.skeleton .bar {
  height: 12px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--surface) 25%, #ececea 37%, var(--surface) 63%);
  background-size: 400% 100%;
  animation: shimmer 1.4s ease infinite;
  margin-bottom: 0.75rem;
}
.skeleton .bar.w-40 { width: 40%; height: 22px; }
.skeleton .bar.w-70 { width: 70%; }
.skeleton .bar.w-100 { width: 100%; }
@keyframes shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

/* ---------- Nav ---------- */
.nav {
  padding: 1.75rem var(--gap) 0;
}
.nav .wrap {
  padding: 0;
  display: flex;
  justify-content: flex-end;
  gap: 1.75rem;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--ink-soft);
  transition: color 0.15s ease;
}
.nav-link svg,
.nav-link img {
  width: 15px;
  height: 15px;
  opacity: 0.75;
}
.nav-link:hover {
  color: var(--ink);
}
.nav-link:hover svg,
.nav-link:hover img { opacity: 1; }
.nav-link.is-active {
  color: var(--ink);
  font-weight: 600;
}
.nav-link.is-active svg,
.nav-link.is-active img { opacity: 1; }

/* ---------- Hero ---------- */
.hero {
  padding: 2.5rem 0 2.25rem;
}
.status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 600;
  margin-bottom: 1.6rem;
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.15);
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  margin: 0 0 0.35rem;
  letter-spacing: -0.01em;
}

.hero .role {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 1.5rem;
}

.btn-hire {
  appearance: none;
  border: 1px solid var(--ink);
  background: var(--cta-bg);
  color: var(--cta-text);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.6rem 1.3rem;
  border-radius: 6px;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn-hire:hover {
  background: var(--cta-bg-hover);
  transform: translateY(-1px);
}
.btn-hire:active { transform: translateY(0); }
.btn-hire:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Section shell ---------- */
.section {
  padding: 1.75rem 0;
  /* border-top: 1px solid var(--line); */
}
.section-first {
  border-top: none;
  padding-top: 2.75rem;
}
.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--ink-soft);
  margin: 0 0 1.1rem;
}

.section-heading {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--ink);
  margin: 0 0 1.25rem;
}

/* ---------- Contact ---------- */
.contact-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
}
.contact-item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  color: var(--ink);
  font-weight: 500;
  transition: opacity 0.15s ease;
}
.contact-item .icon-badge {
  width: 22px;
  height: 22px;
  border-radius: 5px;
  background: var(--chip-bg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.contact-item .icon-badge svg,
.contact-item .icon-badge img {
  width: 16px;
  height: 16px;
  filter: invert(1);
}
.contact-item:hover { opacity: 0.6; }

/* ---------- About ---------- */
.about-text {
  display: flex;
  gap: 2.5rem;
}
.about-text p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.75;
  /* max-width: 640px; */
}

/* ---------- Stacks ---------- */
.stacks-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2.25rem 0.75rem;
}
.stack-chip {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: var(--chip-bg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: transform 0.15s ease;
}
.stack-chip:hover { transform: translateY(-3px); }
.stack-chip svg,
.stack-chip img {
  width: 22px;
  height: 22px;
  filter: invert(1);
}
.stack-chip[data-light="true"] {
  background: var(--chip-bg);
  border: 1px solid var(--line);
}
.stack-chip[data-light="true"] svg,
.stack-chip[data-light="true"] img {
  filter: none;
}
.stack-name {
  position: absolute;
  bottom: -1.6rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.62rem;
  color: var(--ink-soft);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.15s ease;
  pointer-events: none;
}
.stack-chip:hover .stack-name { opacity: 1; }

/* ---------- Experience & Education (card list) ---------- */
.card-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.info-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.75rem 2rem;
  transition: border-color 0.15s ease;
}
.info-card:hover {
  border-color: #c9c9c9;
}
.info-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 0.4rem;
}
.info-card-period {
  font-size: 0.85rem;
  color: var(--ink);
  margin: 0 0 1rem;
}
.info-card-desc {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.75;
  max-width: 760px;
}

/* ---------- Projects ---------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

#projects-label{
  margin : 0px !important;
}

.projects-list {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}
.project-block-title {
  /* font-family: var(--font-display); */
  font-size: 1.05rem;
  /* font-weight: 700; */
  font-weight: 500;
  /* font-size: 1.15rem; */
  margin: 0 0 1rem;
  color: var(--ink);
}

.project-block-desc {
  font-size: 0.88rem;
  color: var(--ink);
  line-height: 1.7;
  margin: 1rem 0 0;
  max-width: 760px;
}
.project-media {
  position: relative;
  width: 100%;
  min-height: 340px;
  border-radius: 6px;
  background: var(--media-bg);
  display: flex;
  align-items: center;
  overflow: hidden;
}
.project-media-img {
  width: 100%;
  height: 100%;
  max-height: 560px;
  min-height: 340px;
  object-fit: scale-down;
  border-radius: 6px;
  opacity: 0;
  transition: opacity 0.35s ease;
}
.project-media.is-loaded .project-media-img {
  opacity: 1;
}
.project-media-placeholder {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 3vw, 1.75rem);
  line-height: 1.3;
  color: var(--ink);
  margin: 0;
  padding: 2.5rem 2.5rem 2.5rem 3.25rem;
  max-width: 60%;
}

.project-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.25rem 0 0;
}
.project-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.45rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink);
  background: var(--card-bg);
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.project-tag:hover {
  border-color: #c9c9c9;
  transform: translateY(-1px);
}
.project-tag img {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.project-github-link {
  font-weight: 600;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 2px;
  transition: text-decoration-color 0.15s ease, color 0.15s ease;
}
.project-github-link:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

/* Loading overlay shown while a project GIF/image is still downloading */
.project-media-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.1rem;
  transition: opacity 0.3s ease;
}
.project-media.is-loaded .project-media-loading {
  opacity: 0;
  pointer-events: none;
}
.loading-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  background: #fff;
  border: 3px solid #fff;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.18);
}
.loading-text {
  margin: 0;
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: 0.06em;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}
.project-media.is-error .loading-avatar {
  display: none;
}
.project-media.is-error .loading-text {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--ink-soft);
  text-shadow: none;
}

.filter-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.85rem 1.1rem;
  margin-bottom: 2rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.filter-banner-text strong { color: var(--ink); }
.filter-clear {
  font-weight: 600;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 2px;
  white-space: nowrap;
  transition: color 0.15s ease, text-decoration-color 0.15s ease;
}
.filter-clear:hover { color: var(--accent); text-decoration-color: var(--accent); }
.projects-empty { font-size: 0.9rem; color: var(--ink-soft); padding: 2rem 0; }

/* ---------- Footer ---------- */
.footer {
  margin-top: auto;
  padding: 1.5rem 0 2.5rem;
  font-size: 0.72rem;
  color: var(--ink-soft);
}

/* ---------- Hire Me modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.modal-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
}
.modal-panel {
  position: relative;
  max-width: 560px;
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  background: #fff;
  transform: scale(0.96) translateY(8px);
  transition: transform 0.2s ease;
}
.modal-overlay.is-open .modal-panel {
  transform: scale(1) translateY(0);
}
.modal-image {
  width: 100%;
  height: auto;
  display: block;
}
.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.92);
  color: var(--btn-close);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transition: background 0.15s ease, transform 0.15s ease;
}
.modal-close:hover {
  background: #fff;
  transform: scale(1.06);
}
.modal-close:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- 404 page ---------- */
.notfound {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  gap: 0;
}
.notfound-numbers {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.50rem;
  margin-bottom: 2rem;
}
.notfound-digit {
  font-family: var(--font-body);
  font-weight: 900;
  font-size: clamp(4.5rem, 12vw, 6.5rem);
  line-height: 1;
  color: #111111;
}
.notfound-avatar {
  width: clamp(4.5rem, 12vw, 6.5rem);
  height: clamp(4.5rem, 12vw, 6.5rem);
  border-radius: 50%;
  border: 8px solid #111111;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  flex-shrink: 0;
}
.notfound-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.notfound-title {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: clamp(1.5rem, 4vw, 2rem);
  color: black;
  margin: 0 0 0.75rem;
}
.notfound-subtitle {
  font-size: 0.95rem;
  color: #9a9a9a;
  line-height: 1.6;
  margin: 0 0 2rem;
  max-width: 420px;
}
.notfound-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: black;
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.9rem 1.75rem;
  border-radius: 10px;
  transition: background 0.15s ease, transform 0.15s ease;
}
.notfound-btn:hover {
  background: #767676;
  transform: translateY(-1px);
}
.notfound-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .nav { padding-top: 1.25rem; }
  .nav .wrap { gap: 1.1rem; }
  .nav-link span { display: none; }
  .about-text { flex-direction: column; }
  .info-card { padding: 1.25rem 1.35rem; }
  .projects-list { gap: 2.25rem; }
  .project-media { min-height: 220px; }
  .project-media-img { min-height: 220px; }
  .project-media-placeholder { max-width: 100%; padding: 1.5rem; font-size: 1.15rem; }
  .contact-list { gap: 1rem 1.5rem; }
}


@media (max-width: 480px) {
  .notfound-numbers { gap: 0.4rem; }
  .notfound-avatar { border-width: 4px; }
  .notfound-btn { padding: 0.7rem 1.2rem; font-size: 0.7rem}
  .notfound-btn img { width: 16px; height: 16px;}
}

@media (max-width: 400px) {
  .stack-chip { width: 42px; height: 42px; }
}