/* ==========================================================================
   skyo.dev — portfolio v2.0
   Pixel-synthwave developer terminal. See DESIGN.md.
   ========================================================================== */

/* ---------- Tokens ---------- */

:root {
  --bg: #15111e;
  --bg-raised: #1e1730;
  --card: #2c1e4e;
  --violet: #943adf;
  --violet-deep: #732fac;
  --indigo: #6a4bf6;
  --cyan: #0dffeb;
  --magenta: #e100ff;
  --text: #ece7f7;
  --dim: #a99dc9;
  --peak-1: #3a2766;
  --peak-2: #2c1e4e;
  --peak-3: #241b3e;
  --line: rgba(148, 58, 223, 0.25);
  --glow: rgba(148, 58, 223, 0.45);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-px: "Pixelify Sans", "Courier New", monospace;
  --font-mono: "DM Mono", ui-monospace, "Courier New", monospace;
  --nav-h: 68px;
}

@supports (color: oklch(50% 0 0)) {
  :root {
    --bg: oklch(17% 0.025 300);
    --bg-raised: oklch(21% 0.035 298);
    --card: oklch(28% 0.07 296);
    --text: oklch(93% 0.02 300);
    --dim: oklch(72% 0.04 298);
  }
}

/* ---------- Base ---------- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.7;
  overflow-x: hidden;
  /* Pixelify Sans ships a broken "fi" ligature glyph */
  font-variant-ligatures: none;
}

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

a {
  color: var(--cyan);
}

::selection {
  background: var(--cyan);
  color: var(--bg);
}

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

::-webkit-scrollbar {
  width: 11px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--indigo), var(--violet));
  border-radius: 999px;
  border: 2px solid var(--bg);
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 300;
  background: var(--card);
  color: var(--text);
  padding: 10px 18px;
  border: 1px solid var(--violet);
  border-radius: 8px;
  font-family: var(--font-px);
  transition: top 0.3s var(--ease);
}
.skip-link:focus {
  top: 12px;
}

/* ---------- The prompt (section grammar) ---------- */

.prompt {
  font-size: 0.95rem;
  color: var(--dim);
  letter-spacing: 0.02em;
}
.prompt::before {
  content: "tim@skyo:~$ ";
  color: var(--violet);
}
.prompt .prompt-cmd {
  color: var(--cyan);
}

.sec-head {
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}
.sec-head h2 {
  font-family: var(--font-px);
  font-weight: 600;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  line-height: 1.1;
  margin-top: 0.35rem;
  transition: text-shadow 0.3s var(--ease);
}
.sec-head h2:hover {
  text-shadow:
    3px 0 0 rgba(225, 0, 255, 0.55),
    -3px 0 0 rgba(13, 255, 235, 0.55);
}

.section {
  position: relative;
  max-width: 1040px;
  margin: 0 auto;
  padding: clamp(5rem, 12vh, 9rem) clamp(1.25rem, 4vw, 2.5rem);
}
.section-wide {
  max-width: 1220px;
}

/* ---------- Boot overlay ---------- */

#boot {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: var(--bg);
  display: grid;
  place-items: center;
  transition: opacity 0.5s var(--ease), visibility 0.5s;
}
#boot.done {
  opacity: 0;
  visibility: hidden;
}
#boot pre {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--dim);
  min-width: 19ch;
  min-height: 5lh;
}
#boot pre::after {
  content: "█";
  color: var(--cyan);
  animation: blink 0.9s steps(1) infinite;
}

/* ---------- Chrome: progress bar, cursor halo ---------- */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 200;
  background: linear-gradient(90deg, var(--indigo), var(--violet), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  pointer-events: none;
}

.cursor-halo {
  position: fixed;
  top: 0;
  left: 0;
  width: 42px;
  height: 42px;
  margin: -21px 0 0 -21px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13, 255, 235, 0.35), rgba(148, 58, 223, 0.2) 55%, transparent 70%);
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 250;
  opacity: 0;
  transition: opacity 0.4s, scale 0.35s var(--ease);
}
.cursor-halo.is-on {
  opacity: 1;
}
.cursor-halo.on-link {
  scale: 2.1;
}
@media (hover: none), (pointer: coarse) {
  .cursor-halo {
    display: none;
  }
}

/* ---------- Nav ---------- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 150;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.5rem);
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
  border-bottom: 1px solid transparent;
  transition: background-color 0.4s, border-color 0.4s;
}
.nav.is-scrolled {
  background: rgba(21, 17, 30, 0.92);
  border-bottom-color: var(--line);
}

.nav-logo {
  font-family: var(--font-px);
  font-size: 1.4rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.02em;
}
.nav-logo .caret {
  color: var(--cyan);
  animation: blink 1.1s steps(1) infinite;
}

.nav-links {
  display: flex;
  gap: clamp(0.8rem, 2.2vw, 1.8rem);
  margin-left: auto;
}
.nav-links a {
  position: relative;
  color: var(--dim);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 6px 2px;
  transition: color 0.3s;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.nav-links a:hover,
.nav-links a.is-active {
  color: var(--text);
}
.nav-links a:hover::after,
.nav-links a.is-active::after {
  transform: scaleX(1);
}

.nav-github {
  color: var(--text);
  text-decoration: none;
  font-size: 0.95rem;
  border: 1px solid var(--violet);
  border-radius: 8px;
  padding: 7px 14px;
  transition: box-shadow 0.3s, border-color 0.3s, color 0.3s;
}
.nav-github:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 18px rgba(13, 255, 235, 0.25);
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 10px 6px;
  cursor: pointer;
  margin-left: auto;
  z-index: 220;
}
.nav-burger span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--text);
  transition: transform 0.35s var(--ease), opacity 0.25s;
}
body.menu-open .nav-burger span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
body.menu-open .nav-burger span:nth-child(2) {
  opacity: 0;
}
body.menu-open .nav-burger span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.menu {
  position: fixed;
  inset: 0;
  z-index: 210;
  background: rgba(21, 17, 30, 0.97);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: clamp(1rem, 4vh, 2rem);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0.4s;
}
body.menu-open .menu {
  opacity: 1;
  visibility: visible;
}
.menu a {
  font-family: var(--font-px);
  font-size: clamp(2.2rem, 9vw, 3.5rem);
  color: var(--text);
  text-decoration: none;
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease), color 0.3s;
  transition-delay: 0s;
}
body.menu-open .menu a {
  opacity: 1;
  transform: none;
  transition-delay: calc(var(--i) * 70ms + 100ms);
}
.menu a:hover {
  color: var(--cyan);
}

@media (max-width: 760px) {
  .nav-links,
  .nav-github {
    display: none;
  }
  .nav-burger {
    display: flex;
  }
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

#stars {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-glow {
  position: absolute;
  left: 50%;
  bottom: 31vh;
  width: 130vw;
  height: 60vh;
  transform: translateX(-50%);
  background: radial-gradient(55% 60% at 50% 100%, rgba(115, 47, 172, 0.5), rgba(106, 75, 246, 0.15) 55%, transparent 75%);
  z-index: 1;
  pointer-events: none;
}

.peaks {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 31vh;
  z-index: 2;
  pointer-events: none;
}
.peaks svg {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: auto;
  will-change: transform;
}

.grid-floor {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 38vh;
  z-index: 3;
  perspective: 480px;
  perspective-origin: 50% 0;
  overflow: hidden;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to top, black 62%, transparent);
  mask-image: linear-gradient(to top, black 62%, transparent);
}
.grid-plane {
  position: absolute;
  bottom: 0;
  left: -50%;
  width: 200%;
  height: 300%;
  transform-origin: 50% 100%;
  background:
    repeating-linear-gradient(to right, rgba(148, 58, 223, 0.55) 0 2px, transparent 2px 64px),
    repeating-linear-gradient(to bottom, rgba(148, 58, 223, 0.45) 0 2px, transparent 2px 64px);
  transform: rotateX(74deg) translateY(0);
  animation: grid-move 1.7s linear infinite;
}
@keyframes grid-move {
  to {
    transform: rotateX(74deg) translateY(64px);
  }
}

.hero-inner {
  position: relative;
  z-index: 4;
  width: 100%;
  max-width: 1220px;
  margin: 0 auto;
  padding: var(--nav-h) clamp(1.25rem, 4vw, 2.5rem) 22vh;
}

.hero-prompt {
  font-size: 1.05rem;
  opacity: 0;
}
body.is-loaded .hero-prompt {
  animation: fade-up 0.8s var(--ease) 0.25s both;
}

.hero-name {
  font-family: var(--font-px);
  font-weight: 700;
  font-size: clamp(3.25rem, 10vw, 7.5rem);
  line-height: 0.95;
  margin: 1rem 0 1.5rem;
  perspective: 700px;
  text-shadow: 0 0 60px rgba(148, 58, 223, 0.55);
  user-select: none;
}
.hero-name .word {
  display: block;
}
.hero-name .ltr {
  display: inline-block;
  transform-origin: 50% 100%;
  opacity: 0;
  transition: transform 0.3s var(--ease), color 0.3s, text-shadow 0.3s;
}
body.is-loaded .hero-name .ltr {
  animation: ltr-in 0.85s var(--ease) both;
  animation-delay: calc(var(--i) * 50ms + 350ms);
}
.hero-name .ltr:hover {
  transform: translateY(-0.12em) rotateX(18deg);
  color: var(--cyan);
  text-shadow:
    4px 0 0 rgba(225, 0, 255, 0.5),
    -4px 0 0 rgba(106, 75, 246, 0.6);
}
@keyframes ltr-in {
  from {
    opacity: 0;
    transform: translateY(0.55em) rotateX(-88deg);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.hero-typed {
  font-size: clamp(1.05rem, 2.2vw, 1.4rem);
  color: var(--text);
  min-height: 2lh;
  max-width: 46ch;
}
.hero-typed .caret-block {
  display: inline-block;
  width: 0.6em;
  height: 1.1em;
  margin-left: 2px;
  background: var(--cyan);
  vertical-align: text-bottom;
  animation: blink 0.9s steps(1) infinite;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-top: 2.4rem;
  opacity: 0;
}
body.is-loaded .hero-cta {
  animation: fade-up 0.8s var(--ease) 1.5s both;
}

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 5;
  width: 34px;
  height: 44px;
  display: grid;
  place-items: center;
}
.scroll-hint span {
  width: 12px;
  height: 12px;
  border-right: 3px solid var(--cyan);
  border-bottom: 3px solid var(--cyan);
  transform: rotate(45deg);
  animation: bob 1.6s var(--ease) infinite;
}
@keyframes bob {
  0%,
  100% {
    transform: rotate(45deg) translate(0, 0);
    opacity: 1;
  }
  50% {
    transform: rotate(45deg) translate(7px, 7px);
    opacity: 0.4;
  }
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font-family: var(--font-px);
  font-size: 1.3rem;
  color: var(--text);
  text-decoration: none;
  padding: 0.6em 1.5em;
  border: 2px solid var(--violet);
  border-radius: 6px;
  background: transparent;
  box-shadow: 4px 4px 0 rgba(115, 47, 172, 0.55);
  cursor: pointer;
  transition: box-shadow 0.3s var(--ease), border-color 0.3s, color 0.3s, background-color 0.3s, transform 0.5s var(--ease);
  will-change: transform;
}
.btn:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow:
    6px 6px 0 rgba(115, 47, 172, 0.75),
    0 0 28px rgba(13, 255, 235, 0.25);
}
.btn-solid {
  background: var(--violet-deep);
  box-shadow:
    4px 4px 0 rgba(44, 30, 78, 0.9),
    0 0 34px var(--glow);
}
.btn-solid:hover {
  color: var(--text);
  background: var(--violet);
  box-shadow:
    6px 6px 0 rgba(44, 30, 78, 0.9),
    0 0 44px var(--glow);
}
.btn.is-mag {
  transition-duration: 0.1s;
}

/* ---------- Tilt engine ---------- */

[data-tilt] {
  position: relative;
  transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transform-style: preserve-3d;
  transition: transform 0.6s var(--ease);
}
[data-tilt].is-tilting {
  transition: transform 0.1s linear;
}
.glare {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(440px circle at var(--gx, 50%) var(--gy, 50%), rgba(236, 231, 247, 0.13), transparent 62%);
  opacity: 0;
  transition: opacity 0.4s;
  transform: translateZ(2px);
}
[data-tilt]:hover .glare {
  opacity: 1;
}
.card-depth {
  transform-style: preserve-3d;
}

/* ---------- Terminal window / chat ---------- */

.term-window {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45), 0 0 60px rgba(148, 58, 223, 0.12);
  overflow: hidden;
}
.term-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}
.term-bar .dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--violet-deep);
}
.term-bar .dot:nth-child(2) {
  background: var(--indigo);
}
.term-bar .dot:nth-child(3) {
  background: var(--cyan);
}
.term-title {
  margin-left: 10px;
  font-size: 0.85rem;
  color: var(--dim);
}

.chat {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  padding: clamp(1.2rem, 3.5vw, 2.4rem);
}

.msg {
  position: relative;
  max-width: min(56ch, 86%);
  padding: 0.8rem 1.1rem;
  border-radius: 14px;
  opacity: 0;
  transform: translateY(22px) scale(0.96);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease), box-shadow 0.35s var(--ease);
}
.msg.is-in {
  opacity: 1;
  transform: none;
}
.msg-q {
  background: var(--violet-deep);
  border-bottom-left-radius: 4px;
  margin-right: auto;
}
.msg-a {
  background: var(--indigo);
  border-bottom-right-radius: 4px;
  margin-left: auto;
  text-align: right;
}
.msg-q:hover {
  box-shadow: 0 0 28px rgba(143, 87, 168, 0.6);
}
.msg-a:hover {
  box-shadow: 0 0 28px rgba(106, 75, 246, 0.6);
}
.msg p {
  visibility: hidden;
}
.msg.is-done p {
  visibility: visible;
}
.msg .typing {
  position: absolute;
  left: 1.1rem;
  top: 50%;
  translate: 0 -50%;
  display: flex;
  gap: 5px;
}
.msg-a .typing {
  left: auto;
  right: 1.1rem;
}
.msg.is-done .typing {
  display: none;
}
.msg .typing i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text);
  opacity: 0.45;
  animation: dot-pulse 0.9s ease-in-out infinite;
}
.msg .typing i:nth-child(2) {
  animation-delay: 0.15s;
}
.msg .typing i:nth-child(3) {
  animation-delay: 0.3s;
}
@keyframes dot-pulse {
  50% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

/* ---------- Me ---------- */

.me-grid {
  display: grid;
  grid-template-columns: minmax(300px, 420px) 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
@media (max-width: 820px) {
  .me-grid {
    grid-template-columns: 1fr;
  }
}

.profile-card {
  background: linear-gradient(160deg, var(--card), var(--bg-raised) 75%);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: clamp(1.6rem, 4vw, 2.4rem);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45), 0 0 70px rgba(148, 58, 223, 0.16);
  transition: transform 0.6s var(--ease), border-color 0.35s, box-shadow 0.35s;
}
.profile-card:hover {
  border-color: var(--violet);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45), 0 0 90px rgba(148, 58, 223, 0.3);
}
.profile-card .portrait {
  width: 132px;
  height: 132px;
  object-fit: cover;
  border-radius: 28%;
  border: 3px solid var(--violet);
  box-shadow: 0 0 34px var(--glow);
  transform: translateZ(55px);
}
.profile-card h3 {
  font-family: var(--font-px);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--cyan);
  margin-top: 1.2rem;
  transform: translateZ(40px);
}
.profile-card .tag {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--dim);
  margin: 0.2rem 0 1rem;
  transform: translateZ(30px);
}
.profile-card .bio {
  color: var(--text);
  transform: translateZ(22px);
}

.me-facts h3 {
  font-family: var(--font-px);
  font-weight: 500;
  font-size: 1.5rem;
  color: var(--cyan);
  margin: 1.8rem 0 0.6rem;
}
.me-facts h3:first-child {
  margin-top: 0.4rem;
}
.me-facts p {
  max-width: 58ch;
  color: var(--text);
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
}
.chips li {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 5px 13px;
  font-size: 0.92rem;
  color: var(--dim);
  transition: transform 0.3s var(--ease), border-color 0.3s, color 0.3s, box-shadow 0.3s;
}
.chips li:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 6px 22px rgba(13, 255, 235, 0.18);
}

/* ---------- Toolbox marquee ---------- */

.toolbox {
  margin-top: clamp(3.5rem, 8vw, 6rem);
}
.toolbox .prompt {
  margin-bottom: 1.4rem;
}
.marquee {
  overflow: hidden;
  padding: 10px 0;
  -webkit-mask-image: linear-gradient(to right, transparent, black 12%, black 88%, transparent);
  mask-image: linear-gradient(to right, transparent, black 12%, black 88%, transparent);
}
.marquee + .marquee {
  margin-top: 4px;
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marq 30s linear infinite;
}
.marquee-rev .marquee-track {
  animation-direction: reverse;
}
.marquee:hover .marquee-track {
  animation-play-state: paused;
}
@keyframes marq {
  to {
    transform: translateX(-50%);
  }
}
.marquee-group {
  display: flex;
  gap: 14px;
  padding-right: 14px;
  list-style: none;
}
.marquee-group li {
  white-space: nowrap;
  font-family: var(--font-px);
  font-size: 1.25rem;
  color: var(--text);
  border: 2px solid var(--line);
  border-radius: 10px;
  padding: 8px 20px;
  background: var(--bg-raised);
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s, color 0.3s;
}
.marquee-group li:hover {
  transform: translateY(-7px) scale(1.06);
  border-color: var(--c, var(--cyan));
  color: var(--c, var(--cyan));
  box-shadow: 0 10px 30px rgba(13, 255, 235, 0.16), 0 0 24px var(--glow);
}

/* ---------- Projects ---------- */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: clamp(1.2rem, 3vw, 2rem);
}

.project-card {
  display: block;
  text-decoration: none;
  color: var(--text);
  background: linear-gradient(165deg, var(--card), var(--bg-raised) 80%);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: clamp(1.4rem, 3.5vw, 2.2rem);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.4);
  transition: transform 0.6s var(--ease), border-color 0.35s, box-shadow 0.35s;
}
.project-card:hover {
  border-color: var(--violet);
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.5), 0 0 70px rgba(148, 58, 223, 0.28);
}
.project-card h3 {
  font-family: var(--font-px);
  font-weight: 600;
  font-size: 1.8rem;
  color: var(--cyan);
  line-height: 1.15;
  transform: translateZ(34px);
}
.project-card p {
  margin-top: 0.7rem;
  color: var(--dim);
  max-width: 52ch;
  transform: translateZ(20px);
}
.project-card .shot {
  margin-top: 1.4rem;
  border: 2px solid var(--line);
  border-radius: 14px;
  transition: transform 0.5s var(--ease), border-color 0.35s, box-shadow 0.35s;
  transform: translateZ(12px);
}
.project-card:hover .shot {
  transform: translateZ(48px) scale(1.03);
  border-color: var(--cyan);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.55);
}
.proj-meta {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 0.85rem;
  color: var(--dim);
  margin-bottom: 0.8rem;
  transform: translateZ(26px);
}
.proj-meta::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
  animation: blink 2.2s steps(1) infinite;
}
.proj-arrow {
  display: inline-block;
  margin-top: 1.1rem;
  font-family: var(--font-px);
  font-size: 1rem;
  color: var(--violet);
  transition: color 0.3s, transform 0.4s var(--ease);
  transform: translateZ(26px);
}
.project-card:hover .proj-arrow {
  color: var(--cyan);
  transform: translateZ(26px) translateX(6px);
}

.proj-feature {
  grid-column: 1 / -1;
}
.proj-feature .card-depth {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(280px, 460px);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}
@media (max-width: 720px) {
  .proj-feature .card-depth {
    grid-template-columns: 1fr;
  }
}

.code-block {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.1rem 1.3rem;
  overflow-x: auto;
  transform: translateZ(30px);
  transition: border-color 0.35s, box-shadow 0.35s;
}
.project-card:hover .code-block {
  border-color: var(--violet);
  box-shadow: 0 0 34px rgba(148, 58, 223, 0.25);
}
.code-block pre {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.65;
  color: #f8f2ff;
}
.code-block .kw {
  color: #bd6dff;
}
.code-block .type {
  color: #8f7bff;
}
.code-block .str {
  color: var(--cyan);
}
.code-block::-webkit-scrollbar {
  height: 9px;
}
.code-block::-webkit-scrollbar-thumb {
  background: linear-gradient(90deg, var(--indigo), var(--violet));
  border-radius: 999px;
}

.play-glyph {
  width: 0;
  height: 0;
  margin: 1.6rem auto 0.6rem;
  border-left: 34px solid var(--violet);
  border-top: 22px solid transparent;
  border-bottom: 22px solid transparent;
  filter: drop-shadow(0 0 16px var(--glow));
  transition: border-left-color 0.3s, transform 0.4s var(--ease);
  transform: translateZ(30px);
}
.project-card:hover .play-glyph {
  border-left-color: var(--cyan);
  transform: translateZ(46px) scale(1.15);
}

/* ---------- Timeline ---------- */

.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem 0 0;
}
.tl-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  margin-left: -1.5px;
  background: var(--line);
  border-radius: 999px;
  overflow: hidden;
}
.tl-line::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--cyan), var(--violet) 60%, var(--magenta));
  transform: scaleY(var(--tl, 0));
  transform-origin: top;
}

.tl-item {
  position: relative;
  width: 50%;
  padding: 0 clamp(1.6rem, 4vw, 3rem) clamp(2.2rem, 5vw, 3.5rem) 0;
}
.tl-item:nth-child(even) {
  margin-left: 50%;
  padding: 0 0 clamp(2.2rem, 5vw, 3.5rem) clamp(1.6rem, 4vw, 3rem);
}

.tl-node {
  position: absolute;
  top: 8px;
  right: -8px;
  width: 14px;
  height: 14px;
  background: var(--bg);
  border: 3px solid var(--violet);
  transform: rotate(45deg);
  transition: border-color 0.4s, box-shadow 0.4s, background-color 0.4s;
  z-index: 1;
}
.tl-item:nth-child(even) .tl-node {
  right: auto;
  left: -8px;
}
.tl-item.is-active .tl-node {
  border-color: var(--cyan);
  background: var(--cyan);
  box-shadow: 0 0 20px var(--cyan);
}

.tl-card {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: clamp(1.2rem, 3vw, 1.8rem);
  transition: transform 0.5s var(--ease), border-color 0.35s, box-shadow 0.35s;
}
.tl-card:hover {
  transform: translateY(-5px);
  border-color: var(--violet);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.45), 0 0 44px rgba(148, 58, 223, 0.22);
}
.tl-card h3 {
  font-family: var(--font-px);
  font-weight: 500;
  font-size: 1.55rem;
  color: var(--cyan);
  margin-bottom: 0.4rem;
}
.tl-card p {
  color: var(--text);
}
.tl-card .btn {
  margin-top: 1.2rem;
  font-size: 1.1rem;
}

@media (max-width: 700px) {
  .tl-line {
    left: 9px;
  }
  .tl-item,
  .tl-item:nth-child(even) {
    width: 100%;
    margin-left: 0;
    padding: 0 0 2.2rem 2.4rem;
  }
  .tl-node,
  .tl-item:nth-child(even) .tl-node {
    left: 2px;
    right: auto;
  }
}

/* ---------- Contact ---------- */

#contact {
  text-align: left;
}
.contact-horizon {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(70% 55% at 50% 108%, rgba(115, 47, 172, 0.55), rgba(106, 75, 246, 0.18) 55%, transparent 78%);
  pointer-events: none;
}
.contact-lede {
  max-width: 58ch;
  color: var(--text);
}

.email-link {
  display: inline-block;
  font-family: var(--font-px);
  font-weight: 600;
  font-size: clamp(1.6rem, 5.4vw, 3.6rem);
  color: var(--cyan);
  text-decoration: none;
  margin: clamp(1.6rem, 4vw, 2.6rem) 0;
  line-height: 1.15;
  text-shadow: 0 0 44px rgba(13, 255, 235, 0.4);
  transition: text-shadow 0.35s, transform 0.5s var(--ease);
  will-change: transform;
  word-break: break-all;
}
.email-link:hover {
  text-shadow:
    0 0 60px rgba(13, 255, 235, 0.7),
    4px 0 0 rgba(225, 0, 255, 0.45);
}

.contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.4rem;
  margin-top: 0.6rem;
}
.github-card {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 20px;
  transition: transform 0.6s var(--ease), border-color 0.35s, box-shadow 0.35s;
}
.github-card:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 34px rgba(13, 255, 235, 0.2);
}
.github-card img {
  width: 34px;
  transform: translateZ(24px);
}
.github-card span {
  font-family: var(--font-px);
  font-size: 1.15rem;
  transform: translateZ(16px);
}

.build-line {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  font-size: 0.88rem;
  color: var(--dim);
}
.build-line b {
  color: var(--violet);
  font-weight: 500;
}

/* ---------- Footer & privacy banner ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 26px clamp(1.25rem, 4vw, 2.5rem);
  font-size: 0.88rem;
  color: var(--dim);
}
.site-footer .wrap {
  max-width: 1220px;
  margin: 0 auto;
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.site-footer a {
  color: var(--dim);
  text-decoration: none;
  transition: color 0.3s;
}
.site-footer a:hover {
  color: var(--cyan);
}

#privacy-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 240;
  background: var(--bg-raised);
  border-top: 1px solid var(--violet);
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.45);
  padding: 14px clamp(1.25rem, 4vw, 2.5rem);
  font-size: 0.88rem;
  color: var(--dim);
}
#privacy-banner .wrap {
  max-width: 1220px;
  margin: 0 auto;
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}
#privacy-banner a {
  color: var(--cyan);
}
#privacy-banner button {
  margin-left: auto;
  font-family: var(--font-px);
  font-size: 1.05rem;
  background: var(--violet-deep);
  color: var(--text);
  border: 0;
  border-radius: 8px;
  padding: 9px 22px;
  cursor: pointer;
  transition: background-color 0.3s, box-shadow 0.3s;
}
#privacy-banner button:hover {
  background: var(--violet);
  box-shadow: 0 0 22px var(--glow);
}

/* ---------- Reveals & shared keyframes ---------- */

[data-reveal] {
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--rd, 0ms);
}
[data-reveal]:not(.is-in) {
  opacity: 0;
  transform: translateY(34px) perspective(800px) rotateX(6deg);
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}
@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(26px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Reduced motion ---------- */

@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;
  }
  .hero-name .ltr,
  .hero-prompt,
  .hero-cta,
  [data-reveal],
  .msg {
    opacity: 1 !important;
    transform: none !important;
  }
  .msg p {
    visibility: visible;
  }
  .msg .typing,
  .cursor-halo,
  .grid-plane,
  .scroll-hint {
    display: none;
  }
  .marquee-track {
    animation: none;
    width: auto;
    flex-wrap: wrap;
  }
  .marquee {
    -webkit-mask-image: none;
    mask-image: none;
  }
}