@font-face {
  font-family: "Melon Tea";
  src: url("Melon Tea.otf") format("opentype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Midnight Slate Theme */
  --bg: #0A0C0E;
  --bg-raised: #192125;
  --bg-subtle: #131a1e;
  --ink: #e8edf0;
  --ink-soft: #8fa5b0;
  --ink-faint: #4B6270;
  --rule: #2F3D46;
  --rule-light: #3d4f5b;
  --accent: #6d94a8;
  --accent-base: #587384;
  --accent-ink: #0A0C0E;
  --shadow: 0 4px 20px rgba(10, 12, 14, 0.7);

  --font-display: "Melon Tea", "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", "Segoe UI Mono", Consolas, "Roboto Mono", "Liberation Mono", monospace;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --container: 42rem;
  --container-wide: 46rem;

  /* ── Motion tokens from transitions.dev ── */
  --duration-micro: 80ms;
  --duration-quick: 150ms;
  --duration-fast: 250ms;
  --duration-medium: 350ms;
  --duration-slow: 400ms;
  --ease-smooth-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: ease-in-out;
  --ease-bounce-strong: cubic-bezier(0.34, 3.85, 0.64, 1);
}

/* ── Anime Monochrome Wallpaper Theme ── */
body.wallpaper-active,
html[data-theme="anime-wallpaper"] body {
  --bg: #060709;
  --bg-raised: rgba(18, 20, 26, 0.78);
  --bg-subtle: rgba(26, 30, 38, 0.65);
  --ink: #f8fafc;
  --ink-soft: #c8d0da;
  --ink-faint: #758090;
  --rule: rgba(255, 255, 255, 0.14);
  --rule-light: rgba(255, 255, 255, 0.28);
  --accent: #ffffff;
  --accent-base: #cbd5e1;
  --accent-ink: #060709;
  --shadow: 0 12px 36px rgba(0, 0, 0, 0.9);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 4.5rem;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--duration-medium) var(--ease-smooth-out),
              color var(--duration-medium) var(--ease-smooth-out);
}

@media (prefers-reduced-motion: reduce) {
  html, body { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

h1, h2, h3 { font-family: var(--font-display); font-weight: normal; text-wrap: balance; margin: 0; }
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

.path {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  color: var(--accent);
}

/* ---------- nav ---------- */
nav.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem clamp(1.25rem, 4vw, 2.5rem);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}
nav.topbar .home { color: var(--accent); text-decoration: none; white-space: nowrap; font-weight: 600; }
nav.topbar ul { list-style: none; display: flex; gap: clamp(0.9rem, 2vw, 1.5rem); margin: 0; padding: 0; flex-wrap: wrap; }
nav.topbar a {
  text-decoration: none;
  color: var(--ink-soft);
  position: relative;
  padding-bottom: 2px;
  transition: color var(--duration-quick) var(--ease-smooth-out);
}
nav.topbar a:hover { color: var(--ink); }
nav.topbar a.active { color: var(--ink); font-weight: 600; }
nav.topbar a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1px;
  background: var(--accent);
  transition: right var(--duration-fast) var(--ease-smooth-out);
}
nav.topbar a:hover::after,
nav.topbar a.active::after { right: 0; }

/* ---------- hero ---------- */
header.hero {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: clamp(2.75rem, 7vw, 5rem) clamp(1.25rem, 4vw, 2.5rem) clamp(2rem, 5vw, 3rem);
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--ink-faint);
  margin: 0 0 0.9rem;
}

/* Shimmer text from transitions.dev */
.t-shimmer {
  position: relative;
  display: inline-block;
}
.t-shimmer::before {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(
    90deg,
    transparent 0%,
    transparent 35%,
    var(--accent) 50%,
    transparent 65%,
    transparent 100%
  );
  background-size: 300% 100%;
  background-repeat: no-repeat;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: t-shimmer 3.5s linear infinite;
}
@keyframes t-shimmer {
  0% { background-position: 120% 0; }
  100% { background-position: -120% 0; }
}

h1.name { font-size: clamp(2.4rem, 4vw + 1rem, 3.75rem); line-height: 1.1; letter-spacing: normal; }
.role {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  color: var(--accent);
  margin: 0.85rem 0 0;
}
.blurb { max-width: 44ch; margin: 1.1rem 0 0; color: var(--ink-soft); }

.terminal {
  margin-top: 2rem;
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: 6px;
  box-shadow: var(--shadow);
  max-width: 32rem;
  overflow: hidden;
  transition: border-color var(--duration-medium) var(--ease-smooth-out), box-shadow var(--duration-medium) var(--ease-smooth-out);
}
.terminal:hover {
  border-color: color-mix(in srgb, var(--accent) 40%, var(--rule));
}
.terminal .bar {
  display: flex; gap: 0.4rem; align-items: center;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--rule);
}
.terminal .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--rule); }
.terminal .label { margin-left: 0.4rem; font-family: var(--font-mono); font-size: 0.6875rem; color: var(--ink-faint); }
.terminal pre {
  margin: 0; padding: 1rem 1.1rem 1.2rem;
  font-family: var(--font-mono); font-size: 0.8125rem; line-height: 1.75;
  color: var(--ink-soft); white-space: pre-wrap; min-height: 6.5rem;
}
.terminal .prompt { color: var(--accent); }
.terminal .out { color: var(--ink); }
.cursor { display: inline-block; width: 0.55ch; background: var(--accent); animation: blink 1s steps(1) infinite; }
@media (prefers-reduced-motion: reduce) { .cursor { animation: none; } }
@keyframes blink { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }

.cta-row { display: flex; gap: 0.75rem; margin-top: 1.75rem; flex-wrap: wrap; }
.btn {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  text-decoration: none;
  padding: 0.55rem 1rem;
  border-radius: 4px;
  border: 1px solid var(--rule);
  color: var(--ink);
  transition: border-color var(--duration-quick) var(--ease-smooth-out),
              color var(--duration-quick) var(--ease-smooth-out),
              background var(--duration-quick) var(--ease-smooth-out),
              transform var(--duration-quick) var(--ease-smooth-out);
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.08); transform: translateY(-1.5px); }
.btn:not(.primary):hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1.5px); }

/* ---------- sections ---------- */
section { max-width: var(--container); margin: 0 auto; padding: clamp(2.5rem, 6vw, 3.5rem) clamp(1.25rem, 4vw, 2.5rem); border-top: 1px solid var(--rule); }
section.wide { max-width: var(--container-wide); }
section > .path { display: block; margin-bottom: 0.6rem; }
section h2 { font-size: clamp(1.4rem, 1vw + 1.1rem, 1.75rem); margin-bottom: 1.1rem; }
section > p.lede { color: var(--ink-soft); max-width: 62ch; }

/* ---------- repo list ---------- */
.repo-list { border: 1px solid var(--rule); border-radius: 6px; overflow: hidden; }
.repo-row {
  display: grid; grid-template-columns: 1fr auto; gap: 0.25rem 1rem;
  padding: 0.85rem 1rem; border-top: 1px solid var(--rule);
  font-size: 0.9rem;
  transition: background-color var(--duration-quick) var(--ease-smooth-out);
}
.repo-row:first-child { border-top: none; }
.repo-row:hover {
  background: color-mix(in srgb, var(--bg-raised) 70%, var(--bg));
}
.repo-row a.repo-name {
  font-family: var(--font-mono); font-size: 0.875rem; text-decoration: none; color: var(--ink);
  border-bottom: 1px solid transparent; font-weight: 600;
  transition: color var(--duration-quick) var(--ease-smooth-out), border-color var(--duration-quick) var(--ease-smooth-out);
}
.repo-row a.repo-name:hover { color: var(--accent); border-bottom-color: var(--accent); }
.repo-row .repo-lang { font-family: var(--font-mono); font-size: 0.75rem; color: var(--ink-faint); align-self: start; }
.repo-row .repo-note { grid-column: 1 / -1; color: var(--ink-soft); font-size: 0.875rem; margin: 0; }
.repo-row .repo-note a {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  display: inline-block;
  transition: border-color var(--duration-quick) var(--ease-smooth-out), transform var(--duration-quick) var(--ease-smooth-out);
}
.repo-row .repo-note a:hover {
  border-bottom-color: var(--accent);
  transform: translateX(2px);
}

/* ---------- stack ---------- */
.stack-groups { display: flex; flex-direction: column; gap: 1.2rem; }
.stack-group .glabel { font-family: var(--font-mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-faint); margin-bottom: 0.55rem; }
.stack-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono); font-size: 0.8125rem;
  padding: 0.35rem 0.7rem; border-radius: 4px; background: var(--bg-raised); border: 1px solid var(--rule);
  color: var(--ink);
  transition: border-color var(--duration-quick) var(--ease-smooth-out),
              color var(--duration-quick) var(--ease-smooth-out),
              transform var(--duration-quick) var(--ease-smooth-out),
              background var(--duration-quick) var(--ease-smooth-out);
}
.chip svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  transition: transform var(--duration-quick) var(--ease-smooth-out);
}
.chip:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1.5px);
}
.chip:hover svg {
  transform: scale(1.1);
}

/* ---------- contact ---------- */
.contact-block {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 1.1rem 1.25rem;
}
.contact-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
}
.contact-row .k {
  color: var(--ink-faint);
  min-width: 4.5rem;
}
.contact-val-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.contact-row a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-quick) var(--ease-smooth-out);
}
.contact-row a:hover {
  border-bottom-color: var(--accent);
}
.contact-row .val-text {
  color: var(--ink-soft);
}
.copy-btn {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  background: var(--bg-subtle);
  color: var(--ink-faint);
  border: 1px solid var(--rule);
  padding: 0.15rem 0.45rem;
  border-radius: 3px;
  cursor: pointer;
  transition: all var(--duration-quick) var(--ease-smooth-out);
}
.copy-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.copy-btn.copied {
  border-color: #58bca8;
  color: #58bca8;
}

footer {
  max-width: var(--container-wide); margin: 0 auto; padding: 2rem clamp(1.25rem, 4vw, 2.5rem) 3rem;
  font-family: var(--font-mono); font-size: 0.75rem; color: var(--ink-faint);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
}

/* ---------- 2 pages side-by-side split layout ---------- */
.split-layout {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
}

.side-nav {
  margin: 2rem 0 1.5rem;
}
.side-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.side-link {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--ink-faint);
  transition: color var(--duration-quick) var(--ease-smooth-out);
}
.side-indicator {
  display: inline-block;
  width: 1.25rem;
  height: 1px;
  background: var(--rule);
  transition: width var(--duration-fast) var(--ease-smooth-out),
              background var(--duration-fast) var(--ease-smooth-out);
}
.side-link:hover,
.side-link.active {
  color: var(--ink);
}
.side-link:hover .side-indicator,
.side-link.active .side-indicator {
  width: 2.75rem;
  background: var(--accent);
}

@media (max-width: 1023px) {
  .side-nav {
    display: none;
  }
}

@media (min-width: 1024px) {
  nav.topbar {
    display: none;
  }
  .split-layout {
    display: flex;
    justify-content: space-between;
    gap: clamp(2.5rem, 5vw, 5rem);
    max-width: 82rem;
    margin: 0 auto;
    padding: 0 clamp(2rem, 5vw, 4rem);
    min-height: 100vh;
  }
  .split-left {
    position: sticky;
    top: 0;
    width: 44%;
    max-height: 100vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: clamp(3rem, 6vh, 4.5rem) 0 3rem;
    scrollbar-width: none;
  }
  .split-left::-webkit-scrollbar {
    display: none;
  }
  .split-left header.hero {
    margin: 0;
    padding: 0;
    max-width: 100%;
  }
  .split-right {
    width: 52%;
    padding: clamp(3rem, 6vh, 4.5rem) 0 4rem;
  }
  .split-right section {
    max-width: 100%;
    padding-left: 0;
    padding-right: 0;
  }
  .split-right section:first-of-type {
    border-top: none;
    padding-top: 0;
  }
  .split-right footer {
    max-width: 100%;
    padding-left: 0;
    padding-right: 0;
  }
}

/* ---------- wallpaper background layer ---------- */
.wallpaper-bg {
  position: fixed;
  inset: -35px;
  z-index: -1;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  overflow: hidden;
  transition: opacity var(--duration-slow) var(--ease-smooth-out),
              visibility var(--duration-slow) var(--ease-smooth-out);
}

body.wallpaper-active .wallpaper-bg,
html[data-theme="anime-wallpaper"] .wallpaper-bg {
  opacity: 1;
  visibility: visible;
}

.wallpaper-img {
  position: absolute;
  inset: 0;
  background-image: url("background/87146-755552-animegif.gif");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  filter: blur(8px) brightness(0.66) contrast(1.1);
  transform: scale(1.05);
  will-change: transform;
}

.wallpaper-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 30%, rgba(6, 7, 9, 0.42) 0%, rgba(4, 5, 7, 0.84) 100%),
    linear-gradient(to bottom, rgba(6, 7, 9, 0.3) 0%, rgba(4, 5, 7, 0.75) 100%);
}

/* Glassmorphism enhancements when wallpaper theme is active */
body.wallpaper-active .terminal,
html[data-theme="anime-wallpaper"] .terminal {
  background: rgba(16, 20, 26, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.75);
}

body.wallpaper-active .terminal:hover,
html[data-theme="anime-wallpaper"] .terminal:hover {
  border-color: rgba(255, 255, 255, 0.35);
}

body.wallpaper-active .repo-list,
html[data-theme="anime-wallpaper"] .repo-list {
  background: rgba(14, 18, 24, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-color: var(--rule);
}

body.wallpaper-active .repo-row:hover,
html[data-theme="anime-wallpaper"] .repo-row:hover {
  background: rgba(255, 255, 255, 0.06);
}

body.wallpaper-active .chip,
html[data-theme="anime-wallpaper"] .chip {
  background: rgba(18, 22, 28, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-color: var(--rule);
}

body.wallpaper-active .chip:hover,
html[data-theme="anime-wallpaper"] .chip:hover {
  background: rgba(32, 38, 48, 0.9);
  border-color: var(--accent);
}

body.wallpaper-active .contact-block,
html[data-theme="anime-wallpaper"] .contact-block {
  background: rgba(16, 20, 26, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: var(--rule);
}

body.wallpaper-active nav.topbar,
html[data-theme="anime-wallpaper"] nav.topbar {
  background: rgba(7, 9, 12, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--rule);
}

/* ---------- wallpaper toggle buttons ---------- */
.topbar-right {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.25rem);
  flex-wrap: wrap;
}

.wallpaper-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.35rem 0.75rem;
  border-radius: 4px;
  background: var(--bg-subtle);
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--duration-quick) var(--ease-smooth-out);
}

.wallpaper-toggle:hover {
  border-color: var(--accent);
  color: var(--ink);
  transform: translateY(-1px);
}

.wallpaper-toggle.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 0 14px rgba(255, 255, 255, 0.25);
}

.wallpaper-toggle .wp-icon {
  font-size: 0.8125rem;
  line-height: 1;
  color: var(--accent);
  transition: transform var(--duration-fast) var(--ease-smooth-out), color var(--duration-quick) var(--ease-smooth-out);
}

.wallpaper-toggle.active .wp-icon {
  color: var(--accent-ink);
  transform: rotate(90deg) scale(1.15);
}

.wallpaper-toggle .wp-status {
  font-weight: 600;
}


.wallpaper-float {
  display: none;
}

@media (min-width: 1024px) {
  .wallpaper-float {
    display: inline-flex;
    position: fixed;
    top: 1.5rem;
    right: 2rem;
    z-index: 99;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
  }
}