:root {
  --bg:       #07070f;
  --bg2:      #0d0d1a;
  --card:     rgba(255,255,255,0.03);
  --card2:    rgba(255,255,255,0.06);
  --border:   rgba(255,255,255,0.08);
  --border2:  rgba(255,255,255,0.13);
  --text:     #e2e8f0;
  --text2:    #94a3b8;
  --muted:    #475569;
  --cyan:     #00d4ff;
  --purple:   #7c3aed;
  --green:    #10b981;
  --red:      #ef4444;
  --amber:    #f59e0b;
  --code-bg:  #0d1117;
  --ln-bg:    #0a0d15;
  --ln-color: #3d5070;
  --nav-h:    60px;
  --r:        12px;
  --r-sm:     8px;
  --font-ui:  'Space Grotesk', sans-serif;
  --font-code:'JetBrains Mono', 'Fira Code', monospace;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: rgba(7,7,15,.88);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  gap: 12px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.05rem;
  white-space: nowrap;
}
.nav-brand img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  object-fit: cover;
}
.nav-brand span {
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-center {
  flex: 1;
  display: flex;
  justify-content: center;
}
.nav-stat {
  font-size: .8rem;
  color: var(--text2);
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-stat i { color: var(--cyan); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-ghost {
  background: none;
  border: 1px solid var(--border2);
  color: var(--text2);
  padding: 6px 14px;
  border-radius: var(--r-sm);
  cursor: pointer;
  font: 500 .82rem var(--font-ui);
  transition: .2s;
  display: flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}
.btn-ghost:hover { color: var(--text); border-color: var(--border2); background: var(--card2); }

.btn-primary-sm {
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  color: #fff;
  border: none;
  padding: 7px 16px;
  border-radius: var(--r-sm);
  font: 600 .82rem var(--font-ui);
  cursor: pointer;
  transition: .2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.btn-primary-sm:hover { opacity: .88; transform: translateY(-1px); }

main {
  max-width: 960px;
  margin: 0 auto;
  padding: calc(var(--nav-h) + 28px) 20px 60px;
}

.editor-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 40px rgba(0,0,0,.4);
}

.editor-title-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px 0;
}
.title-icon {
  color: var(--cyan);
  font-size: 1.1rem;
}
.title-input {
  flex: 1;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font: 600 1.15rem var(--font-ui);
  padding: 4px 0 8px;
  outline: none;
  transition: border-color .2s;
}
.title-input:focus { border-color: var(--cyan); }
.title-input::placeholder { color: var(--muted); font-weight: 400; }

.editor-options {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.015);
}
.opt-group {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 5px 10px;
}
.opt-icon { color: var(--muted); font-size: .8rem; }

select, .slug-input {
  background: transparent;
  border: none;
  color: var(--text);
  font: 500 .82rem var(--font-ui);
  outline: none;
  cursor: pointer;
}
select option { background: #1a1a2e; color: var(--text); }
.slug-input { min-width: 160px; }
.slug-input::placeholder { color: var(--muted); }

.burn-toggle {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
  cursor: pointer;
  font: 500 .82rem var(--font-ui);
  color: var(--text2);
  transition: .2s;
  user-select: none;
}
.burn-toggle:hover { border-color: #ef4444; color: #ef4444; }
.burn-toggle input { display: none; }
.burn-toggle.active { border-color: #ef4444; color: #ef4444; background: rgba(239,68,68,.08); }

.editor-body {
  display: flex;
  min-height: 340px;
  max-height: 600px;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.line-nums {
  padding: 16px 10px 16px 14px;
  background: var(--ln-bg);
  border-right: 1px solid var(--border);
  color: var(--ln-color);
  font: 400 13px/1.75 var(--font-code);
  text-align: right;
  min-width: 48px;
  user-select: none;
  overflow: hidden;
  white-space: pre;
  flex-shrink: 0;
  position: relative;
}

.editor-textarea {
  flex: 1;
  padding: 16px;
  background: var(--code-bg);
  color: #e6edf3;
  font: 400 13px/1.75 var(--font-code);
  border: none;
  outline: none;
  resize: none;
  min-height: 340px;
  max-height: 600px;
  tab-size: 2;
  overflow-y: auto;
  overflow-x: auto;
  white-space: pre;
  caret-color: var(--cyan);
}
.editor-textarea::placeholder { color: #3a4a5c; }
.editor-textarea::-webkit-scrollbar { width: 6px; height: 6px; }
.editor-textarea::-webkit-scrollbar-track { background: transparent; }
.editor-textarea::-webkit-scrollbar-thumb { background: #1e2d40; border-radius: 3px; }

.editor-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: rgba(0,0,0,.2);
  flex-wrap: wrap;
  gap: 10px;
}
.editor-stats {
  display: flex;
  align-items: center;
  gap: 6px;
  font: 400 .78rem var(--font-code);
  color: var(--muted);
}
.dot { color: var(--border2); }
.editor-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.shortcut-hint {
  font: 400 .75rem var(--font-code);
  color: var(--muted);
  background: var(--card2);
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 5px;
}
.btn-create {
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  color: #fff;
  border: none;
  padding: 8px 20px;
  border-radius: var(--r-sm);
  font: 600 .88rem var(--font-ui);
  cursor: pointer;
  transition: .2s;
  display: flex;
  align-items: center;
  gap: 7px;
}
.btn-create:hover { opacity: .88; transform: translateY(-1px); box-shadow: 0 4px 20px rgba(0,212,255,.25); }
.btn-create:active { transform: translateY(0); }
.btn-create:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.history-panel {
  margin-top: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
}
.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font: 600 .88rem var(--font-ui);
  color: var(--text2);
}
.history-header i { color: var(--cyan); }
.btn-ghost-sm {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 3px 10px;
  border-radius: 6px;
  cursor: pointer;
  font: 500 .75rem var(--font-ui);
  transition: .2s;
}
.btn-ghost-sm:hover { color: var(--red); border-color: var(--red); }
.history-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1px;
  background: var(--border);
}
.history-item {
  background: var(--bg);
  padding: 12px 14px;
  cursor: pointer;
  transition: .2s;
  text-decoration: none;
  display: block;
}
.history-item:hover { background: var(--card2); }
.history-item .hi-title {
  font: 600 .85rem var(--font-ui);
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.history-item .hi-meta {
  font: 400 .72rem var(--font-code);
  color: var(--muted);
  margin-top: 3px;
}
.history-item .hi-lang {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: .68rem;
  background: rgba(0,212,255,.1);
  color: var(--cyan);
  margin-top: 4px;
}

.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 80px 20px;
  color: var(--text2);
}
.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 80px 20px;
  text-align: center;
}
.error-icon { font-size: 3rem; color: var(--red); }
.error-state h2 { font-size: 1.4rem; }
.error-state p { color: var(--text2); }

.burn-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background: rgba(239,68,68,.1);
  border: 1px solid rgba(239,68,68,.3);
  border-radius: var(--r-sm);
  color: #fca5a5;
  font-size: .875rem;
  margin-bottom: 16px;
}
.burn-banner i { color: #ef4444; font-size: 1rem; }

.paste-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: 0 4px 40px rgba(0,0,0,.4);
}

.paste-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 20px 22px;
  gap: 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,.02);
  flex-wrap: wrap;
}

.paste-title {
  font: 700 1.2rem var(--font-ui);
  color: var(--text);
  margin-bottom: 8px;
  word-break: break-word;
}
.paste-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}
.lang-badge {
  padding: 2px 10px;
  border-radius: 20px;
  font: 500 .75rem var(--font-code);
  background: rgba(0,212,255,.12);
  color: var(--cyan);
  border: 1px solid rgba(0,212,255,.2);
  text-transform: uppercase;
}
.expiry-badge {
  padding: 2px 10px;
  border-radius: 20px;
  font: 500 .75rem var(--font-ui);
  background: rgba(245,158,11,.1);
  color: var(--amber);
  border: 1px solid rgba(245,158,11,.2);
}
.burn-badge {
  padding: 2px 10px;
  border-radius: 20px;
  font: 500 .75rem var(--font-ui);
  background: rgba(239,68,68,.1);
  color: #ef4444;
  border: 1px solid rgba(239,68,68,.2);
}
.paste-info-row {
  font: 400 .78rem var(--font-ui);
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.paste-info-row span { display: flex; align-items: center; gap: 4px; }
.paste-info-row i { color: var(--cyan); }

.paste-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex-shrink: 0;
}
.action-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 13px;
  background: var(--card2);
  border: 1px solid var(--border);
  color: var(--text2);
  border-radius: var(--r-sm);
  cursor: pointer;
  font: 500 .8rem var(--font-ui);
  transition: .2s;
  white-space: nowrap;
}
.action-btn:hover { color: var(--text); border-color: var(--border2); background: rgba(255,255,255,.08); }
.action-btn.active { color: var(--cyan); border-color: rgba(0,212,255,.3); background: rgba(0,212,255,.08); }

.code-block {
  display: flex;
  overflow: auto;
  max-height: 75vh;
}
.view-line-nums {
  padding: 16px 10px 16px 14px;
  background: var(--ln-bg);
  border-right: 1px solid var(--border);
  color: var(--ln-color);
  font: 400 13px/1.75 var(--font-code);
  text-align: right;
  min-width: 48px;
  user-select: none;
  white-space: pre;
  flex-shrink: 0;
  position: sticky;
  left: 0;
}
.code-pre {
  flex: 1;
  margin: 0;
  padding: 16px;
  background: var(--code-bg);
  overflow: visible;
  font-size: 13px;
  line-height: 1.75;
}
.code-pre code {
  font-family: var(--font-code);
  font-size: 13px;
  line-height: 1.75;
  white-space: pre;
  display: block;
  background: transparent !important;
}
.code-block.wrap-on .code-pre code {
  white-space: pre-wrap;
  word-break: break-all;
}

.hljs { background: transparent !important; padding: 0 !important; }

.code-block::-webkit-scrollbar { width: 6px; height: 6px; }
.code-block::-webkit-scrollbar-track { background: transparent; }
.code-block::-webkit-scrollbar-thumb { background: #1e2d40; border-radius: 3px; }

.url-section {
  margin-top: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  overflow: hidden;
}
.url-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.url-row:last-child { border-bottom: none; }
.url-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font: 600 .75rem var(--font-ui);
  color: var(--cyan);
  min-width: 52px;
  flex-shrink: 0;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.url-value {
  flex: 1;
  font: 400 .78rem var(--font-code);
  color: var(--text2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  user-select: all;
}
.url-copy-btn {
  flex-shrink: 0;
  background: var(--card2);
  border: 1px solid var(--border);
  color: var(--text2);
  border-radius: 6px;
  padding: 5px 10px;
  cursor: pointer;
  font-size: .8rem;
  transition: .18s;
}
.url-copy-btn:hover { color: var(--cyan); border-color: rgba(0,212,255,.3); background: rgba(0,212,255,.08); }

.paste-footer {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  flex-wrap: wrap;
}

#toastContainer {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.toast {
  padding: 11px 18px;
  border-radius: var(--r-sm);
  color: #fff;
  font: 500 .85rem var(--font-ui);
  display: flex;
  align-items: center;
  gap: 8px;
  transform: translateX(120%);
  transition: transform .28s cubic-bezier(.34,1.56,.64,1);
  max-width: 300px;
  box-shadow: 0 4px 20px rgba(0,0,0,.4);
  pointer-events: all;
}
.toast.show { transform: translateX(0); }
.toast-success { background: linear-gradient(135deg, #059669, #10b981); }
.toast-error   { background: linear-gradient(135deg, #dc2626, #ef4444); }
.toast-info    { background: linear-gradient(135deg, var(--purple), var(--cyan)); }

.rubish-footer {
  border-top: 1px solid var(--border);
  margin-top: 60px;
  padding: 40px 20px 30px;
  background: rgba(255,255,255,.015);
}
.rubish-footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.rubish-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.rubish-brand img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  object-fit: cover;
}
.rubish-brand div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}
.rubish-name {
  font: 700 1rem var(--font-ui);
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.rubish-tagline {
  font: 400 .75rem var(--font-ui);
  color: var(--muted);
}
.rubish-desc {
  font: 400 .82rem var(--font-ui);
  color: var(--text2);
  max-width: 520px;
  line-height: 1.7;
}
.rubish-desc strong { color: var(--cyan); font-weight: 600; }
.rubish-links {
  display: flex;
  gap: 14px;
  align-items: center;
}
.rubish-links a {
  color: var(--muted);
  font-size: 1.1rem;
  transition: .2s;
  text-decoration: none;
}
.rubish-links a:hover { color: var(--cyan); transform: translateY(-2px); }
.rubish-copy {
  font: 400 .75rem var(--font-ui);
  color: var(--muted);
}
.rubish-copy a { color: var(--text2); text-decoration: none; }
.rubish-copy a:hover { color: var(--cyan); }

@media(max-width: 640px) {
  .navbar { padding: 0 14px; }
  .hide-sm { display: none; }
  .shortcut-hint { display: none; }
  .paste-header { padding: 14px; }
  .paste-actions { width: 100%; }
  .action-btn span { display: none; }
  .action-btn { padding: 8px 10px; }
  .editor-options { gap: 6px; }
  .opt-group { padding: 4px 8px; }
  .slug-input { min-width: 120px; }
  .editor-footer { padding: 10px 14px; }
  .history-grid { grid-template-columns: 1fr 1fr; }
}
@media(max-width: 400px) {
  .history-grid { grid-template-columns: 1fr; }
  .editor-stats { font-size: .72rem; }
}