@font-face {
  font-family: "OrbitronLocal";
  src: url("fonts/orbitron-800.woff2") format("woff2");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "PlexMonoLocal";
  src: url("fonts/ibm-plex-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "PlexMonoLocal";
  src: url("fonts/ibm-plex-mono-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #010604;
  --phosphor: #39ff86;
  --phosphor-hot: #b8ffd0;
  --amber: #d4a017;
  --crit: #ff5a5a;
  --mute: rgba(57, 255, 134, 0.42);
  --frame: rgba(57, 255, 134, 0.35);
  --font-display: "OrbitronLocal", "Eurostile", sans-serif;
  --font-body: "PlexMonoLocal", "Consolas", monospace;
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--phosphor);
  font-family: var(--font-body);
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(57, 255, 134, 0.1), transparent 55%),
    linear-gradient(180deg, #04140c, var(--bg));
  overflow: hidden;
}

.fx {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 20;
  contain: strict;
}

.crt {
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.15) 0 1px,
    transparent 1px 3px
  );
  opacity: 0.35;
}

.scan {
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(57, 255, 134, 0.05) 50%,
    transparent 100%
  );
  background-size: 100% 120%;
  opacity: 0.45;
  transform: translate3d(0, -20%, 0);
  animation: scan-move 14s linear infinite;
  will-change: transform;
}

.vig {
  background: radial-gradient(ellipse at center, transparent 38%, rgba(0, 0, 0, 0.75) 100%);
}

@keyframes scan-move {
  from { transform: translate3d(0, -20%, 0); }
  to { transform: translate3d(0, 20%, 0); }
}

.stage {
  position: relative;
  z-index: 2;
  height: 100%;
  width: min(860px, calc(100% - 2rem));
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(1.1rem, 2.8vh, 1.8rem);
  padding: 1.25rem 0;
  contain: layout style;
}

.brand {
  margin: 0;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 11vw, 5.5rem);
  letter-spacing: 0.08em;
  line-height: 1;
  color: var(--phosphor-hot);
  text-shadow:
    0 0 18px rgba(57, 255, 134, 0.5),
    0 0 42px rgba(57, 255, 134, 0.2);
}

.terminal {
  display: flex;
  flex-direction: column;
  height: min(58vh, 480px);
  border: 1px solid var(--frame);
  background: rgba(0, 8, 4, 0.72);
  box-shadow: inset 0 0 36px rgba(57, 255, 134, 0.06);
  contain: layout paint style;
}

.terminal__bar {
  flex: 0 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid rgba(57, 255, 134, 0.25);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
}

.live {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--crit);
}

.live i {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--crit);
  box-shadow: 0 0 8px var(--crit);
  animation: pulse 1.6s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.28; }
}

.terminal__body {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.terminal__screen {
  height: 100%;
  padding: 0.95rem 0.95rem 1.6rem;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(57, 255, 134, 0.35) transparent;
  font-size: clamp(0.76rem, 1.6vw, 0.9rem);
  line-height: 1.55;
  letter-spacing: 0.02em;
  transform: translateZ(0);
}

.terminal__screen::-webkit-scrollbar {
  width: 6px;
}

.terminal__screen::-webkit-scrollbar-thumb {
  background: rgba(57, 255, 134, 0.35);
}

.line {
  margin: 0 0 0.32rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.line.system { color: var(--mute); }
.line.warn { color: var(--amber); }
.line.crit { color: var(--crit); }
.line.ok { color: var(--phosphor-hot); }
.line.artifact { color: #7dffb8; }

.terminal__caret {
  position: absolute;
  left: 0.95rem;
  bottom: 0.55rem;
  width: 0.55ch;
  height: 1em;
  background: var(--phosphor);
  animation: caret 1.1s steps(1) infinite;
  opacity: 0.9;
}

@keyframes caret {
  50% { opacity: 0; }
}

.donate {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 40;
  margin: 0;
  padding: 0.55rem 0.95rem;
  border: 1px solid rgba(57, 255, 134, 0.45);
  border-radius: 999px;
  cursor: pointer;
  isolation: isolate;
  overflow: hidden;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #04140c;
  background: #39ff86;
  box-shadow:
    0 0 18px rgba(57, 255, 134, 0.25),
    0 0 40px rgba(90, 208, 255, 0.12);
}

.donate::before {
  content: "";
  position: absolute;
  inset: -40%;
  z-index: -1;
  background: linear-gradient(
    110deg,
    #39ff86 0%,
    #b8ffd0 25%,
    #5ad0ff 45%,
    #d4a017 65%,
    #39ff86 100%
  );
  background-size: 200% 200%;
  animation: donate-shimmer 3.8s linear infinite;
}

@keyframes donate-shimmer {
  0% { transform: translateX(-30%) rotate(0.001deg); }
  100% { transform: translateX(30%) rotate(0.001deg); }
}

.donate:hover,
.donate:focus-visible {
  color: #010604;
  outline: none;
  box-shadow:
    0 0 24px rgba(57, 255, 134, 0.45),
    0 0 48px rgba(212, 160, 23, 0.2);
}

.donate-modal[hidden] {
  display: none;
}

.donate-modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: end end;
  padding: 1.1rem;
}

.donate-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.donate-modal__panel {
  position: relative;
  z-index: 1;
  width: min(420px, calc(100vw - 2rem));
  padding: 1.15rem 1.15rem 1.25rem;
  border: 1px solid rgba(57, 255, 134, 0.4);
  background:
    linear-gradient(180deg, rgba(8, 28, 18, 0.96), rgba(1, 6, 4, 0.98));
  box-shadow: 0 0 48px rgba(57, 255, 134, 0.12);
  color: var(--phosphor);
  font-family: var(--font-body);
}

.donate-modal__x {
  position: absolute;
  top: 0.45rem;
  right: 0.55rem;
  border: 0;
  background: transparent;
  color: var(--mute);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.donate-modal__panel h2 {
  margin: 0 0 0.65rem;
  padding-right: 1.5rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  color: var(--phosphor-hot);
}

.donate-modal__panel > p {
  margin: 0 0 0.9rem;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--ink, #9dffc0);
  opacity: 0.92;
}

.donate-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
  margin: 0 0 0.85rem;
}

.donate-meta div {
  padding: 0.45rem 0.55rem;
  border: 1px solid rgba(57, 255, 134, 0.22);
}

.donate-meta dt {
  margin: 0;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mute);
}

.donate-meta dd {
  margin: 0.15rem 0 0;
  font-size: 0.88rem;
  color: var(--amber);
}

.donate-addr-label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mute);
}

.donate-addr-row {
  display: flex;
  gap: 0.45rem;
}

.donate-addr {
  flex: 1;
  min-width: 0;
  padding: 0.55rem 0.6rem;
  border: 1px solid rgba(57, 255, 134, 0.35);
  background: rgba(0, 0, 0, 0.35);
  color: var(--phosphor-hot);
  font-family: var(--font-body);
  font-size: 0.72rem;
}

.donate-copy {
  flex: 0 0 auto;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--phosphor);
  background: var(--phosphor);
  color: #04140c;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.donate-copy:hover,
.donate-copy:focus-visible {
  background: transparent;
  color: var(--phosphor-hot);
  outline: none;
}

.donate-hint {
  margin: 0.65rem 0 0;
  font-size: 0.7rem;
  color: var(--mute);
}

.donate-hint.is-ok {
  color: var(--phosphor-hot);
}

@media (max-width: 600px) {
  body { overflow: auto; }
  .stage {
    min-height: 100%;
    justify-content: flex-start;
    padding-top: 2rem;
  }
  .terminal { height: 62vh; }
  .terminal__bar { flex-wrap: wrap; }
  .donate {
    right: 0.75rem;
    bottom: 0.75rem;
    font-size: 0.7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .scan,
  .live i,
  .terminal__caret,
  .donate,
  .donate::before {
    animation: none !important;
  }
}