:root {
  --bg: #000;
  --ink: #fff;
  --ink-weak: #bbb;
  --panel: #0b0b0b;
  --panel-2: #111;
  --stroke: #333;
  --fade: 0.7;

  --ok: #3ac97a;
  --err: #c44;
  --bar-a: #58a;
  --bar-b: #7bd;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: monospace;
  height: 100%;
  overflow: hidden;
}

#void {
  position: absolute;
  inset: 0;
  z-index: 0;
}

#tag-trigger {
  position: fixed;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 30;
  display: flex;
  gap: 8px;
  padding: 6px 8px;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--stroke);
  border-radius: 10px;
  backdrop-filter: blur(4px);
}

#tag-trigger button {
  background: var(--panel-2);
  border: 1px solid var(--stroke);
  color: var(--ink);
  padding: 8px 10px;
  font-size: 22px;
  cursor: pointer;
  border-radius: 8px;
  opacity: var(--fade);
  transition: opacity 0.25s ease, transform 0.1s ease, background 0.25s ease;
  animation: pulse 2.8s ease-in-out infinite;
}

#tag-trigger button:hover,
#tag-trigger button.active {
  opacity: 1;
  background: #1a1a1a;
  transform: translateY(-1px);
}

@keyframes pulse {
  0%, 100% { opacity: 0.65; }
  50% { opacity: 0.95; }
}

body.form-open #tag-trigger { bottom: 72px; }

#form {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: none;
  gap: 8px;
  padding: 12px;
  background: var(--panel);
  border-top: 1px solid var(--stroke);
  z-index: 40;
  align-items: flex-start;
  flex-wrap: wrap;
}

#input {
  flex: 1;
  min-width: 0;
  background: #111;
  color: var(--ink);
  border: 1px solid var(--stroke);
  padding: 12px;
  font-size: 16px;
  border-radius: 8px;
  resize: vertical;
  min-height: 60px;
  max-height: 160px;
  line-height: 1.4;
  font-family: monospace;
}

#files {
  background: var(--panel-2);
  border: 1px solid var(--stroke);
  color: var(--ink);
  padding: 10px;
  border-radius: 8px;
  font-size: 14px;
}

button[type="submit"] {
  background: #444;
  color: var(--ink);
  border: 1px solid var(--stroke);
  padding: 12px 14px;
  font-size: 16px;
  border-radius: 8px;
  cursor: pointer;
}

#upload-status {
  font-size: 12px;
  color: var(--ink-weak);
  width: 100%;
  margin-top: -4px;
}

#upload-tray {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ul-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  background: var(--panel-2);
  border: 1px solid var(--stroke);
  border-radius: 8px;
}

.ul-file {
  flex: 1;
  min-width: 0;
}
.ul-name {
  color: var(--ink);
  word-break: break-all;
  font-size: 13px;
}
.ul-meta {
  color: var(--ink-weak);
  font-size: 12px;
  margin-top: 2px;
}

.ul-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 220px;
}
.ul-status {
  font-size: 12px;
  color: var(--ink-weak);
  width: 42px;
  text-align: right;
}

/* Cancel button */
.ul-cancel {
  background: transparent;
  color: var(--ink-weak);
  border: 1px solid var(--stroke);
  padding: 6px 8px;
  border-radius: 8px;
  cursor: pointer;
}
.ul-cancel:hover {
  color: var(--ink);
  border-color: #555;
}

.prog {
  position: relative;
  width: 160px;
  height: 8px;
  background: #141414;
  border: 1px solid var(--stroke);
  border-radius: 6px;
  overflow: hidden;
}
.prog .prog-bar {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--bar-a), var(--bar-b));
  transition: width 0.08s linear;
}
.prog.indeterminate .prog-bar {
  width: 40%;
  animation: indet 1.2s linear infinite;
}
@keyframes indet {
  0% { transform: translateX(-40%); }
  100% { transform: translateX(160%); }
}

.ul-row.done .prog .prog-bar {
  width: 100%;
  background: var(--ok);
}
.ul-row.error .prog .prog-bar {
  width: 100%;
  background: var(--err);
}

#preview-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 60;
}
#preview {
  background: #0f0f0f;
  border: 1px solid var(--stroke);
  border-radius: 10px;
  width: min(520px, 92vw);
  max-height: 70vh;
  overflow: auto;
  padding: 12px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
  position: relative;
}
#preview h3 {
  margin: 0 0 8px 0;
  font-size: 14px;
  color: var(--ink-weak);
}
.preview-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px dashed #222;
}
.preview-item:last-child { border-bottom: 0; }
.preview-name { color: var(--ink); word-break: break-all; font-size: 13px; }
.preview-meta { color: var(--ink-weak); font-size: 12px; }
.preview-actions a { color: #9ad; text-decoration: underline; font-size: 13px; }
#preview .download-all {
  position: absolute;
  top: 12px;
  right: 12px;
  color: #9ad;
  text-decoration: underline;
  font-size: 13px;
}

@media (max-width: 600px) {
  #tag-trigger { gap: 6px; padding: 6px; }
  #tag-trigger button { font-size: 20px; padding: 6px 8px; }
  #form { padding: 10px; gap: 6px; }
  .ul-actions { min-width: 150px; }
  .prog { width: 120px; }
}

body.drag-hover #void {
  outline: 2px dashed var(--stroke);
  outline-offset: -2px;
}