@font-face {
  font-family: 'JetBrains Mono';
  src: url('assets/fonts/JetBrainsMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'JetBrains Mono';
  src: url('assets/fonts/JetBrainsMono-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #0a0a0a;
  --fg: #b0b0b0;
  --accent: #00ff9f;
  --accent-dim: rgba(0, 255, 159, 0.15);
  --font-mono: 'JetBrains Mono', 'Courier New', Courier, monospace;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-mono);
  cursor: crosshair;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem 1rem;
}

/* --- CRT overlay: scanlines --- */

.crt-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.06) 2px,
    rgba(0, 0, 0, 0.06) 4px
  );
}

.crt-overlay::after {
  content: '';
  position: fixed;
  inset: -50%;
  width: 200%;
  height: 200%;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  animation: noise 0.15s steps(6) infinite;
  pointer-events: none;
}

@keyframes noise {
  0%   { transform: translate(0, 0); }
  16%  { transform: translate(-5%, -5%); }
  33%  { transform: translate(5%, -10%); }
  50%  { transform: translate(-10%, 5%); }
  66%  { transform: translate(10%, 10%); }
  83%  { transform: translate(-5%, 15%); }
  100% { transform: translate(0, 0); }
}

/* --- Terminal container --- */

.terminal {
  max-width: 480px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* --- Header --- */

.terminal__header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.avatar-wrapper {
  width: 96px;
  height: 96px;
  border: 2px solid var(--accent);
  overflow: hidden;
  flex-shrink: 0;
}

.avatar {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(30%) contrast(1.1);
}

/* --- Connection links --- */

.terminal__links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.link-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--accent-dim);
  color: var(--fg);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  position: relative;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
  user-select: none;
}

.link-item:hover,
.link-item:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  outline: none;
}

.link-item:focus-visible {
  box-shadow: 0 0 0 1px var(--accent);
}

.link-item .icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.link-item .icon svg {
  width: 100%;
  height: 100%;
}

.link-item .label {
  flex: 1;
}

.link-item .value {
  display: none;
  font-size: 0.7rem;
  color: var(--accent);
  opacity: 0.8;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  user-select: text;
  flex: 1;
  min-width: 0;
}

.link-item.revealed .label {
  display: none;
}

.link-item.revealed .value {
  display: block;
}

.link-item .copy-hint {
  font-size: 0.65rem;
  opacity: 0;
  transition: opacity 0.15s;
  color: var(--accent);
  white-space: nowrap;
}

.link-item:hover .copy-hint,
.link-item.revealed .copy-hint {
  opacity: 0.5;
}

.link-item .copy-hint.copied {
  opacity: 1;
}

/* --- Section headings --- */

.section-heading {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--accent);
  opacity: 0.5;
  margin-bottom: 0.75rem;
}

/* --- Comments --- */

.terminal__comments {
  display: flex;
  flex-direction: column;
}

.comment-form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.comment-input {
  background: transparent;
  border: 1px solid var(--accent-dim);
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.5rem 0.75rem;
  outline: none;
  transition: border-color 0.15s;
  cursor: crosshair;
}

.comment-input:focus {
  border-color: var(--accent);
  cursor: text;
}

.comment-input::placeholder {
  color: var(--fg);
  opacity: 0.3;
}

.comment-textarea {
  resize: vertical;
  min-height: 3.5rem;
  max-height: 8rem;
}

.comment-submit {
  align-self: flex-start;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.4rem 1rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.comment-submit:hover {
  background: var(--accent);
  color: var(--bg);
}

.comment-submit:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.comment-submit:disabled:hover {
  background: transparent;
  color: var(--accent);
}

.comment-status {
  font-size: 0.7rem;
  min-height: 1em;
}

.comment-status.error {
  color: #ff4444;
}

.comment-status.success {
  color: var(--accent);
}

.comment-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.comment-entry {
  border-left: 2px solid var(--accent-dim);
  padding: 0.5rem 0.75rem;
  font-size: 0.8rem;
}

.comment-entry__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.25rem;
}

.comment-entry__name {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
}

.comment-entry__time {
  font-size: 0.6rem;
  opacity: 0.3;
}

.comment-entry__body {
  color: var(--fg);
  line-height: 1.4;
  word-break: break-word;
}

.comment-entry__footer {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.4rem;
}

.vote-btn {
  background: transparent;
  border: none;
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  cursor: pointer;
  padding: 0;
  opacity: 0.4;
  transition: opacity 0.15s, color 0.15s;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.vote-btn:hover {
  opacity: 1;
  color: var(--accent);
}

.vote-btn.voted {
  opacity: 1;
  color: var(--accent);
}

.vote-count {
  font-size: 0.65rem;
  opacity: 0.5;
}

.comments-empty {
  font-size: 0.75rem;
  opacity: 0.3;
  font-style: italic;
}

/* --- Donate --- */

.terminal__donate {
  display: flex;
  flex-direction: column;
}

.donate-block {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--accent-dim);
  overflow: hidden;
}

.donate-label {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

.donate-address {
  font-size: 0.5rem;
  color: var(--fg);
  opacity: 0.7;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
}

.donate-copy {
  background: transparent;
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.2rem 0.5rem;
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.15s, background 0.15s;
}

.donate-copy:hover {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--bg);
}

/* --- Screen flicker --- */

.flicker {
  opacity: 0.97;
}

/* --- Responsive --- */

@media (max-width: 480px) {
  body {
    padding: 1.5rem 0.75rem;
    align-items: flex-start;
    padding-top: 3rem;
  }

  .terminal {
    gap: 1.25rem;
  }

  .avatar-wrapper {
    width: 80px;
    height: 80px;
  }

  .donate-address {
    font-size: 0.45rem;
  }
}

/* --- Accessibility: reduced motion --- */

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