:root {
  /* Classic architectural blueprint — lighter cyan-blue paper */
  --bg: #1a4a6e;
  --bg-2: #163d5c;
  --grid-line: rgba(180, 220, 245, 0.18);
  --grid-line-strong: rgba(200, 230, 250, 0.32);
  --amber: #e8a33d;
  --amber-dim: #b97a24;
  --amber-soft: #f0b967;
  --ink: #eef6fb;
  --ink-dim: #a8c4d8;
  --plate: #12324a;
  --plate-line: #2a5570;
  --ig-start: #f58529;
  --ig-mid: #dd2a7b;
  --ig-end: #8134af;
}

* {
  box-sizing: border-box;
}

html {
  zoom: 0.75;
}

html,
body {
  height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 20px 40px;
}

/* Blueprint backdrop */
.grid-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    linear-gradient(var(--grid-line-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-strong) 1px, transparent 1px);
  background-size: 24px 24px, 24px 24px, 120px 120px, 120px 120px;
  background-position: -1px -1px;
  animation: drift 6s linear infinite;
}

.grid-vignette {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: radial-gradient(
    ellipse at 50% 40%,
    rgba(26, 74, 110, 0) 0%,
    rgba(22, 61, 92, 0.55) 68%,
    var(--bg) 100%
  );
}

@keyframes drift {
  from {
    background-position: -1px -1px, -1px -1px, -1px -1px, -1px -1px;
  }
  to {
    background-position: -1px -121px, -121px -1px, -1px -121px, -121px -1px;
  }
}

/* Corner crop marks */
.crop {
  position: fixed;
  width: 26px;
  height: 26px;
  border-color: var(--grid-line-strong);
  z-index: 1;
  pointer-events: none;
}

.crop.tl {
  top: 18px;
  left: 18px;
  border-top: 1px solid;
  border-left: 1px solid;
}

.crop.tr {
  top: 18px;
  right: 18px;
  border-top: 1px solid;
  border-right: 1px solid;
}

.crop.bl {
  bottom: 18px;
  left: 18px;
  border-bottom: 1px solid;
  border-left: 1px solid;
}

.crop.br {
  bottom: 18px;
  right: 18px;
  border-bottom: 1px solid;
  border-right: 1px solid;
}

header.tag {
  position: fixed;
  top: 24px;
  left: 34px;
  font-size: 13px;
  color: var(--ink-dim);
  letter-spacing: 0.02em;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 8px;
}

header.tag .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  animation: blink 1.6s steps(1) infinite;
}

@keyframes blink {
  0%,
  49% {
    opacity: 1;
  }
  50%,
  100% {
    opacity: 0.15;
  }
}

main {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 1040px;
}

.scene-wrap {
  width: 100%;
  max-width: 980px;
  position: relative;
  z-index: 2;
}

.scene {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}

.brick {
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
  transform: scale(0.25);
  transition: opacity 0.22s ease-out, transform 0.22s cubic-bezier(0.2, 0.9, 0.3, 1.3);
}

.brick.on {
  opacity: 1;
  transform: scale(1);
}

.crane-line {
  stroke: var(--ink-dim);
  stroke-width: 3;
  opacity: 0.85;
  transition: opacity 0.6s ease;
}

.crane-fill {
  fill: var(--plate);
  stroke: var(--plate-line);
  stroke-width: 2;
  transition: opacity 0.6s ease;
}

.hook {
  stroke: var(--amber-soft);
  stroke-width: 3;
  transition: opacity 0.6s ease;
}

/* Loading UI group */
.loading-ui {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  transition: opacity 0.5s ease, transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.tagline {
  margin-top: 6px;
  text-align: center;
  color: var(--ink-dim);
  font-family: "Space Grotesk", sans-serif;
  font-size: 20px;
  font-weight: 500;
  max-width: 520px;
  line-height: 1.6;
}

.tagline b {
  color: var(--ink);
  font-weight: 600;
}

/* Ruler / progress */
.ruler {
  margin-top: 38px;
  width: 100%;
  max-width: 520px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.ruler-track {
  position: relative;
  width: 100%;
  height: 10px;
  background: var(--plate);
  border: 1px solid var(--plate-line);
  border-radius: 2px;
}

.ruler-fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0%;
  background: linear-gradient(90deg, var(--amber-dim), var(--amber));
  border-radius: 2px;
}

.ruler-ticks {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: space-between;
}

.ruler-ticks i {
  width: 1px;
  background: rgba(10, 40, 60, 0.45);
  align-self: stretch;
}

.ruler-pointer {
  position: absolute;
  top: -26px;
  left: 0%;
  transform: translateX(-50%);
  font-size: 11px;
  color: var(--amber-soft);
  background: var(--plate);
  border: 1px solid var(--plate-line);
  padding: 2px 6px;
  border-radius: 3px;
  white-space: nowrap;
}

.ruler-caption {
  margin-top: 14px;
  font-size: 11.5px;
  color: var(--ink-dim);
  letter-spacing: 0.04em;
}

/* Hanging sign */
.sign-anchor {
  margin-top: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.bracket {
  width: 34px;
  height: 8px;
  border: 1px solid var(--plate-line);
  border-bottom: none;
  border-radius: 4px 4px 0 0;
  background: var(--plate);
}

.signboard {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  transform-origin: top center;
  animation: swing 4.6s ease-in-out infinite alternate;
}

@media (prefers-reduced-motion: reduce) {
  .signboard {
    animation: none;
  }

  .grid-bg {
    animation: none;
  }
}

.signboard:hover {
  animation-play-state: paused;
}

.chain {
  width: 2px;
  height: 30px;
  background-image: linear-gradient(var(--plate-line), var(--plate-line));
  background-size: 2px 6px;
  background-repeat: repeat-y;
  opacity: 0.8;
}

.board {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  background: linear-gradient(180deg, #1a4560, #12324a);
  border: 1px solid var(--plate-line);
  border-radius: 4px;
  box-shadow: 0 14px 30px -12px rgba(0, 0, 0, 0.6);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.signboard:hover .board {
  transform: translateY(-3px);
  border-color: var(--amber-dim);
  box-shadow: 0 18px 34px -12px rgba(0, 0, 0, 0.7);
}

.board::before,
.board::after {
  content: "";
  position: absolute;
  top: 7px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--plate-line);
}

.board::before {
  left: 7px;
}

.board::after {
  right: 7px;
}

.ig-badge {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(45deg, var(--ig-start), var(--ig-mid), var(--ig-end));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ig-badge svg {
  width: 14px;
  height: 14px;
  display: block;
}

.board-text {
  font-family: "Space Grotesk", sans-serif;
  font-size: 20px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.01em;
}

@keyframes swing {
  from {
    transform: rotate(-4deg);
  }
  to {
    transform: rotate(4deg);
  }
}

footer {
  position: relative;
  z-index: 2;
  margin-top: 44px;
  font-size: 11px;
  color: var(--ink-dim);
  opacity: 0.7;
  letter-spacing: 0.02em;
  transition: opacity 0.5s ease;
}

a.signboard:focus-visible .board,
a.signboard:focus-visible {
  outline: 2px solid var(--amber-soft);
  outline-offset: 4px;
}

/* ========== Blueprint roll (right → left) ========== */
.blueprint-roll {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  transform: translateX(110%);
  will-change: transform;
}

.blueprint-roll.rolling {
  animation: blueprintRoll 2.4s cubic-bezier(0.4, 0.0, 0.2, 1) forwards;
}

@keyframes blueprintRoll {
  0% {
    transform: translateX(110%);
  }
  100% {
    transform: translateX(-110%);
  }
}

.blueprint-roll-inner {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 78vw;
  max-width: 980px;
  background: linear-gradient(
    105deg,
    rgba(22, 61, 92, 0.97) 0%,
    rgba(26, 74, 110, 0.98) 40%,
    rgba(18, 50, 74, 0.99) 100%
  );
  border-left: 1px solid rgba(200, 230, 250, 0.35);
  border-right: 1px solid rgba(200, 230, 250, 0.2);
  box-shadow:
    -20px 0 60px rgba(0, 0, 0, 0.35),
    20px 0 40px rgba(0, 0, 0, 0.2);
  overflow: hidden;
}

.blueprint-roll-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(180, 220, 245, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(180, 220, 245, 0.22) 1px, transparent 1px),
    linear-gradient(rgba(200, 230, 250, 0.38) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 230, 250, 0.38) 1px, transparent 1px);
  background-size: 24px 24px, 24px 24px, 120px 120px, 120px 120px;
  background-position: -1px -1px;
  opacity: 0.9;
}

.blueprint-roll-edge {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 14px;
  background: linear-gradient(
    90deg,
    rgba(232, 163, 61, 0.55),
    rgba(232, 163, 61, 0.15) 40%,
    transparent
  );
  box-shadow: 2px 0 12px rgba(232, 163, 61, 0.25);
}

/* ========== Revealed state ========== */
body.is-revealed #crane,
body.is-revealed .crane-line,
body.is-revealed .crane-fill,
body.is-revealed .hook {
  opacity: 0;
  pointer-events: none;
}

body.is-revealed .loading-ui {
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  position: absolute;
  visibility: hidden;
}

body.is-revealed {
  justify-content: flex-start;
  padding-top: 96px;
  padding-bottom: 64px;
  overflow-y: auto;
}

body.is-revealed footer {
  opacity: 0.55;
  margin-top: 56px;
}

.reveal {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 620px;
  margin-top: 12px;
  padding: 0 16px;
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 1.1s ease 0.55s, transform 1.1s cubic-bezier(0.2, 0.9, 0.3, 1) 0.55s;
}

body.is-revealed .reveal {
  opacity: 1;
  transform: translateY(0);
}

.reveal[hidden] {
  display: none;
}

body.is-revealed .reveal[hidden] {
  display: flex;
}

.reveal-bio {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 26px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink);
  max-width: 560px;
  text-align: center;
  text-wrap: pretty;
}

.personal-btn {
  margin-top: 28px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 25px;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  background: linear-gradient(180deg, #1a4560, #12324a);
  border: 1px solid var(--plate-line);
  border-radius: 6px;
  box-shadow: 0 10px 24px -10px rgba(0, 0, 0, 0.5);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, color 0.2s ease;
}

.personal-btn:hover {
  transform: translateY(-2px);
  border-color: var(--amber);
  color: var(--amber-soft);
  box-shadow: 0 14px 28px -10px rgba(0, 0, 0, 0.6);
}

.personal-btn:focus-visible {
  outline: 2px solid var(--amber-soft);
  outline-offset: 4px;
}

@media (max-width: 640px) {
  header.tag {
    left: 18px;
    top: 16px;
    font-size: 11px;
  }

  .tagline {
    font-size: 14px;
    padding: 0 8px;
  }

  .board-text {
    font-size: 12.5px;
  }

  body {
    padding-top: 80px;
  }

  .reveal-bio {
    font-size: 18px;
  }

  .blueprint-roll-inner {
    width: 88vw;
  }
}


/* ========== Projects section ========== */
.projects {
  width: 100%;
  max-width: 1040px;
  margin-top: 72px;
  padding: 0 8px 24px;
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s ease 0.85s, transform 0.9s cubic-bezier(0.2, 0.9, 0.3, 1) 0.85s;
}

.projects[hidden] {
  display: none;
}

body.is-revealed .projects {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

body.is-revealed .projects[hidden] {
  display: block;
}

.projects-heading {
  margin: 0 0 32px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  text-align: center;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  width: 100%;
  align-items: stretch;
  justify-content: center;
}

.projects-grid > .project-card {
  width: 100%;
  max-width: none;
  min-width: 0;
}

.project-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  background: linear-gradient(180deg, #1a4560, #12324a);
  border: 1px solid var(--plate-line);
  border-radius: 8px;
  overflow: hidden;
  min-height: 420px;
  box-shadow: 0 14px 32px -14px rgba(0, 0, 0, 0.55);
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--amber-dim);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.65);
}

.project-card:focus-visible {
  outline: 2px solid var(--amber-soft);
  outline-offset: 3px;
}

.project-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  background: var(--plate);
  overflow: hidden;
  border-bottom: 1px solid var(--plate-line);
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.92;
  transition: transform 0.4s ease, opacity 0.3s ease;
}

.project-card:hover .project-thumb img {
  transform: scale(1.04);
  opacity: 1;
}

.project-body {
  padding: 22px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.project-title {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.project-desc {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink-dim);
  flex: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.project-tags span {
  font-family: "Space Grotesk", sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--amber-soft);
  background: rgba(232, 163, 61, 0.12);
  border: 1px solid rgba(232, 163, 61, 0.28);
  padding: 4px 10px;
  border-radius: 3px;
}

@media (max-width: 860px) {
  .projects-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }
}

@media (max-width: 640px) {
  .projects {
    margin-top: 56px;
  }

  .project-title {
    font-size: 20px;
  }

  .project-desc {
    font-size: 15px;
  }

  .project-card {
    min-height: 0;
  }

  .projects-heading {
    font-size: 16px;
  }
}


/* ── floating mini player (main loading page) ── */
.mini-player {
  position: fixed;
  left: 18px;
  bottom: 18px;
  z-index: 100;
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px 12px 12px;
  background: rgba(15, 42, 61, 0.94);
  border: 1px solid rgba(200, 230, 250, 0.28);
  border-radius: 999px;
  backdrop-filter: blur(16px);
  box-shadow: 0 14px 36px -10px rgba(0, 0, 0, 0.55);
  width: auto;
  max-width: min(340px, calc(100vw - 32px));
  transition: border-radius 0.25s ease, padding 0.25s ease, width 0.25s ease;
}

.mini-player.is-open {
  border-radius: 18px;
  flex-wrap: wrap;
  width: 320px;
  max-width: min(340px, calc(100vw - 32px));
  align-items: flex-start;
  padding: 14px;
}

.mini-cover {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--amber-dim), var(--amber));
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
  overflow: hidden;
  border: 1px solid rgba(232, 163, 61, 0.35);
  box-shadow: 0 0 0 2px rgba(15, 42, 61, 0.6);
  animation: spinSlow 14s linear infinite;
  animation-play-state: paused;
}

.mini-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.mini-player.is-playing .mini-cover {
  animation-play-state: running;
}

@keyframes spinSlow {
  to { transform: rotate(360deg); }
}

.mini-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
}

.mini-title {
  font-family: "Space Grotesk", sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mini-artist {
  font-family: "Space Grotesk", sans-serif;
  font-size: 12px;
  color: var(--ink-dim);
}

.mini-play,
.mini-expand,
.mini-controls button {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: rgba(232, 163, 61, 0.15);
  color: var(--amber-soft);
  font-size: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s ease, transform 0.15s ease;
}

.mini-play:hover,
.mini-expand:hover,
.mini-controls button:hover {
  background: rgba(232, 163, 61, 0.28);
}

.mini-play {
  width: 36px;
  height: 36px;
  font-size: 12px;
  background: var(--amber);
  color: #1a2f40;
  font-weight: 700;
}

.mini-play:hover {
  background: var(--amber-soft);
  transform: scale(1.06);
}

.mini-expand {
  font-size: 11px;
  background: transparent;
  color: var(--ink-dim);
  border: 1px solid rgba(180, 220, 245, 0.18);
}

.mini-player.is-open .mini-expand {
  transform: rotate(180deg);
}

.mini-panel {
  width: 100%;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(180, 220, 245, 0.14);
}

.mini-panel[hidden] {
  display: none;
}

.mini-progress-wrap input {
  width: 100%;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--plate);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}

.mini-progress-wrap input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--amber);
  border: none;
  cursor: pointer;
}

.mini-times {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 10px;
  color: var(--ink-dim);
}

.mini-controls {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 10px 0 8px;
}

.mini-tracks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mini-tracks li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-dim);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.mini-tracks li:hover {
  background: rgba(180, 220, 245, 0.06);
  color: var(--ink);
}

.mini-tracks li.active {
  background: rgba(232, 163, 61, 0.12);
  color: var(--amber-soft);
}

.track-thumb {
  width: 28px;
  height: 28px;
  border-radius: 4px;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid rgba(180, 220, 245, 0.15);
}

@media (max-width: 480px) {
  .mini-player {
    left: 12px;
    right: 12px;
    bottom: 12px;
    max-width: none;
  }
  .mini-player.is-open {
    width: auto;
  }
}