@import url('https://fonts.googleapis.com/css2?family=Literata:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600&display=swap');

:root {
  --ink: #f5ecff;
  --muted: rgba(245, 236, 255, 0.7);
  --glass: rgba(13, 9, 15, 0.65);
  --stroke: rgba(255, 255, 255, 0.08);
  --accent-about: #8bd1ff;
  --accent-work: #7cf29c;
  --accent-contact: #d38bff;
  --shell-pad: clamp(1rem, 1.25vw + 0.5rem, 2.5rem);
  --hud-gap: clamp(0.75rem, 1.4vw, 1.25rem);
  --hud-expanded-width: min(420px, calc(100% - 2 * var(--shell-pad)));
}

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

html,
body,
canvas.webgl {
  position: fixed;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

body {
  font-family: 'Literata', 'Space Grotesk', 'Georgia', serif;
  color: var(--ink);
  background: #0f0a12;
}

canvas.webgl {
  top: 0;
  left: 0;
}

.hud {
  position: fixed;
  inset: 0;
  padding: var(--shell-pad);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  pointer-events: none;
  color: var(--ink);
  text-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

.signature {
  position: fixed;
  top: clamp(0.85rem, 1.5vw, 1.5rem);
  left: clamp(0.85rem, 1.5vw, 1.5rem);
  display: inline-flex;
  flex-direction: column;
  gap: 0.1rem;
  padding: 0.85rem 1rem;
  background:
    radial-gradient(circle at 24% 20%, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.06)),
    rgba(15, 10, 18, 0.85);
  border: 1px solid var(--stroke);
  border-radius: 14px;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(12px);
  color: var(--ink);
  pointer-events: none;
  z-index: 6;
}

.signature__name {
  font-size: clamp(1.35rem, 1vw + 1.1rem, 2rem);
  line-height: 1.05;
}

.collapsible {
  display: block;
  width: 100%;
  max-width: var(--collapsible-expanded-width, 100%);
  overflow: hidden;
  transition:
    max-width 0.28s ease,
    padding 0.2s ease,
    box-shadow 0.28s ease;
}

.collapsible__body {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition:
    max-height 0.28s ease,
    opacity 0.22s ease,
    visibility 0.22s ease;
}

.collapsible--open .collapsible__body {
  max-height: var(--collapsible-max-body, 60vh);
  overflow: auto;
  opacity: 1;
  visibility: visible;
}

.collapsible--open {
  width: var(--collapsible-expanded-width, 100%);
}

.collapsible--collapsed {
  width: var(--collapsible-collapsed-width, fit-content);
  max-width: var(--collapsible-collapsed-width, fit-content);
  display: inline-flex;
}

.icon-chevron {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.2s ease;
}

.icon-chevron--down {
  transform: rotate(180deg);
}

.hud__inner {
  width: min(1180px, 100%);
  display: grid;
  grid-template-columns: minmax(240px, 320px) minmax(360px, 1fr);
  align-items: end;
  gap: var(--hud-gap);
  pointer-events: none;
}

.legend {
  max-width: auto;
  padding: clamp(1rem, 1vw + 0.75rem, 1.35rem) clamp(1.1rem, 1vw + 0.9rem, 1.5rem);
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.06)),
    rgba(14, 10, 18, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  backdrop-filter: blur(12px);
  pointer-events: auto;
  min-height: 100%;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.35);
  align-self: start;
}

.legend__toggle {
  /*width: 100%;*/
  border: 1px solid var(--stroke);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.6rem 0.75rem;
  cursor: pointer;
}

.legend__toggle:focus-visible {
  outline: 2px solid var(--accent-about);
  outline-offset: 2px;
}

.legend__toggle .icon-chevron {
  opacity: 0.7;
}

.legend__body {
  margin-top: 0.75rem;
}

.legend__title {
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.legend__items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin: 0.75rem 0 0.5rem;
}

.legend__item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.9rem;
  color: var(--ink);
}

.legend__dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  display: inline-block;
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.45);
}

.legend__dot--about {
  background: var(--accent-about);
}
.legend__dot--work {
  background: var(--accent-work);
}
.legend__dot--contact {
  background: var(--accent-contact);
}

.legend__hint {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.4;
}

.legend--collapsed {
  padding: 0.85rem 0.95rem;
  min-height: auto;
  width: auto;
  display: block;
}

.legend--collapsed .legend__body {
  display: none;
}

.panel-stack {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--hud-gap);
  max-width: 980px;
  width: 100%;
  justify-self: end;
  pointer-events: none;
}

.panel {
  flex: 1 1 0;
  min-width: 0;
  padding: clamp(1rem, 1vw + 0.8rem, 1.5rem);
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.1)),
    rgba(18, 14, 22, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 20px;
  backdrop-filter: blur(14px);
  transform: translateY(12px);
  opacity: 0.6;
  transition:
    opacity 0.35s ease,
    transform 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease;
  pointer-events: auto;
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.35);
}

.panel--active {
  opacity: 1;
  transform: translateY(0);
  border-color: rgba(255, 255, 255, 0.26);
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.42);
}

.panel__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.panel__toggle .panel__eyebrow {
  margin-bottom: 0;
  font-size: 0.75rem;
  color: rgba(245, 236, 255, 0.7);
}

.panel__title {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}

.panel__title--toggle {
  margin: 0;
  font-size: 1.2rem;
}

.panel__toggle {
  width: 100%;
  border: 1px solid transparent;
  background: transparent;
  color: inherit;
  font: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0;
}

.panel__toggle:focus-visible {
  outline: 2px solid var(--accent-about);
  outline-offset: 2px;
}

.panel__toggle-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  text-align: left;
}

.panel__content {
  margin-top: 0.65rem;
}

.panel__body {
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.98rem;
}

.panel a {
  color: var(--ink);
}

.hud-panel {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  width: fit-content;
  min-width: 0;
  max-width: min(var(--hud-expanded-width), calc(100% - 220px));
  padding: 1rem 1.1rem;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.08),
    rgba(255, 255, 255, 0.02)
  );
  border: 1px solid var(--stroke);
  border-radius: 16px;
  backdrop-filter: blur(12px);
  color: var(--ink);
  pointer-events: auto;
  z-index: 10;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.45);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  overflow: hidden;
  transition:
    max-width 0.28s ease,
    padding 0.2s ease,
    box-shadow 0.28s ease;
}

.hud-panel__toggle {
  border: 1px solid var(--stroke);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.45rem 0.75rem;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

.hud-panel__toggle:focus-visible {
  outline: 2px solid var(--accent-about);
  outline-offset: 2px;
}

.hud-panel__body {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding-right: 0.15rem;
}

.hud-panel--open {
  max-width: var(--hud-expanded-width);
  padding: 1rem 1.1rem;
}

.hud-panel--open .hud-panel__body {
  max-height: 60vh;
  overflow: auto;
  opacity: 1;
  visibility: visible;
}

.hud-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hud-panel__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--stroke);
  font-size: 0.8rem;
  color: var(--muted);
}

.hud-panel__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.hud-panel__cell {
  padding: 0.65rem 0.75rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--stroke);
  border-radius: 12px;
}

.hud-panel__cell--inline {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hud-panel__label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.hud-panel__value {
  margin-top: 0.25rem;
  font-family: 'Literata', 'Space Grotesk', 'Helvetica Neue', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  word-break: break-word;
}

.hud-panel__subvalue {
  margin-top: 0.15rem;
  font-size: 0.85rem;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.hud-panel__pill {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.06);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hud-panel--collapsed {
  width: auto;
  min-width: 0;
  max-width: 120px;
  padding: 0.65rem 0.8rem;
  gap: 0;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
}

.hud-panel--collapsed .hud-panel__toggle {
  width: 100%;
  justify-content: space-between;
}

@media (max-width: 1040px) {
  .hud__inner {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .legend {
    max-width: auto;
    min-height: 0;
  }

  .panel-stack {
    justify-self: stretch;
  }
}

@media (max-width: 720px) {
  .hud {
    padding: clamp(0.85rem, 2vw, 1.25rem);
    align-items: flex-end;
  }

  .signature {
    padding: 0.7rem 0.85rem;
    max-width: min(260px, 70vw);
  }

  .signature__name {
    font-size: 1.25rem;
  }

  .hud__inner {
    width: 100%;
    gap: clamp(0.65rem, 1.5vw, 1rem);
  }

  .panel-stack {
    gap: clamp(0.65rem, 1.5vw, 1rem);
  }

  .panel {
    padding: 0.95rem 1.05rem;
    transform: translateY(0);
  }

  .panel__title {
    font-size: 1.15rem;
  }

  .legend {
    max-width: auto;
    width: auto;
  }

  .hud-panel {
    top: clamp(0.75rem, 2vw, 1rem);
    right: clamp(0.75rem, 2vw, 1rem);
    width: fit-content;
    max-width: min(320px, calc(100% - 200px));
    padding: 0.75rem 0.85rem;
    max-height: 70vh;
  }

  .hud-panel--open .hud-panel__body {
    max-height: 55vh;
  }
}

@media (max-width: 600px) {
  .hud {
    padding: 1rem;
  }

  .legend {
    max-width: auto;
  }

  .panel__body {
    font-size: 0.95rem;
  }

  .hud-panel {
    max-width: min(280px, calc(100% - 180px));
  }
}