:root {
  --bg: #0f1115;
  --panel-bg: #171a21;
  --card-bg: #1e222b;
  --border: #2a2f3a;
  --text: #e8e9ec;
  --text-dim: #8a8f9c;
  --accent: #e63946;
  --accent-hover: #ff4d5c;
  --accent2: #4ea1ff;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  overflow-x: hidden;
  background: linear-gradient(135deg, #0f1115 0%, #13161f 45%, #171a24 100%);
  background-size: 220% 220%;
  animation: bg-shift 22s ease-in-out infinite;
}

@keyframes bg-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.bg-orbs {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.app-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.1;
  animation: drift 24s ease-in-out infinite;
}

.orb1 { width: 420px; height: 420px; background: var(--accent); top: -120px; left: 8%; }
.orb2 { width: 380px; height: 380px; background: var(--accent2); bottom: -140px; right: 6%; animation-duration: 28s; animation-delay: -6s; }
.orb3 { width: 300px; height: 300px; background: #7a4ee6; top: 45%; left: 45%; animation-duration: 26s; animation-delay: -12s; }

.app-shell {
  display: flex;
  min-height: 100vh;
  align-items: stretch;
}

.sidebar {
  width: 230px;
  flex-shrink: 0;
  background: var(--panel-bg);
  border-right: 1px solid var(--border);
  padding: 22px 16px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 8px;
  margin-bottom: 30px;
}

.brand-icon { font-size: 22px; }

.brand-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--accent);
}

.side-tabs {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-dim);
  padding: 11px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  text-align: left;
  width: 100%;
  transition: all 0.15s;
}

.tab-icon { font-size: 16px; }

.tab-btn:hover { color: var(--text); border-color: var(--border); background: var(--card-bg); transform: translateX(3px); }

.tab-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  transform: none;
}

.home-btn {
  margin-bottom: 10px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border);
  border-radius: 8px 8px 0 0;
}

.content { flex: 1; min-width: 0; padding: 28px 32px 60px; max-width: 1400px; }

.panel {
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.panel.active {
  opacity: 1;
  transform: translateY(0);
}

.panel.active.panel-enter {
  opacity: 0;
  transform: translateY(10px);
  transition: none;
}

.panel { display: none; position: relative; }
.panel.active { display: block; }

.panel-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.folder-info {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 13px;
}

.folder-path {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 6px;
  color: var(--accent2);
  max-width: 480px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.toolbar-actions { display: flex; gap: 10px; }

.library-controls {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
}

.search-input {
  flex: 1;
  min-width: 0;
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 13px;
  transition: border-color 0.15s;
}

.search-input:focus { outline: none; border-color: var(--accent2); }
.search-input::placeholder { color: var(--text-dim); }

.sort-select {
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 10px;
  border-radius: 8px;
  font-size: 13px;
  cursor: pointer;
  flex-shrink: 0;
}

.sort-select:focus { outline: none; border-color: var(--accent2); }

.btn {
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.15s, transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: scale(0.97); }

.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-hover); box-shadow: 0 4px 14px rgba(230, 57, 70, 0.35); }

.btn-secondary { background: var(--card-bg); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--accent2); }

.upload-label { display: inline-block; }

.upload-progress-list { margin-bottom: 16px; display: flex; flex-direction: column; gap: 8px; }

.upload-progress-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
}

.upload-progress-item .filename { display: flex; justify-content: space-between; margin-bottom: 6px; color: var(--text-dim); }

.progress-bar-track {
  background: #0c0e12;
  border-radius: 999px;
  height: 6px;
  overflow: hidden;
}

.progress-bar-fill {
  background: var(--accent2);
  height: 100%;
  width: 0%;
  transition: width 0.15s;
}

.upload-progress-item.done .progress-bar-fill { background: #4caf6f; }
.upload-progress-item.error .progress-bar-fill { background: var(--accent); }

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 18px;
}

.empty-state { color: var(--text-dim); font-size: 14px; }

.video-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: card-in 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--d, 0) * 45ms);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.35);
  border-color: var(--accent2);
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.video-thumb {
  position: relative;
  height: 120px;
  background: linear-gradient(135deg, #23283533, #1c202a);
  overflow: hidden;
  cursor: pointer;
}

.thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  color: white;
  background: rgba(0, 0, 0, 0.28);
  opacity: 0;
  transition: opacity 0.15s ease;
}

.video-card:hover .play-overlay { opacity: 1; }

.video-thumb.no-thumb .play-overlay {
  opacity: 1;
  background: transparent;
  font-size: 36px;
  color: var(--accent2);
  transition: color 0.2s ease;
}

.video-card:hover .video-thumb.no-thumb .play-overlay { color: var(--accent); }

.duration-badge {
  position: absolute;
  right: 6px;
  bottom: 6px;
  background: rgba(0, 0, 0, 0.75);
  color: white;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  line-height: 1.4;
}

.video-info { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 6px; }

.video-name {
  font-size: 13px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
}

.video-meta { font-size: 12px; color: var(--text-dim); }

.video-actions { display: flex; gap: 6px; margin-top: 4px; }

.video-actions .btn { flex: 1; padding: 7px 8px; font-size: 14px; }

.btn-danger { background: transparent; border: 1px solid var(--border); color: var(--text-dim); }
.btn-danger:hover { color: var(--accent); border-color: var(--accent); }

.btn-danger-solid { background: var(--accent); color: white; }
.btn-danger-solid:hover { background: var(--accent-hover); }

.drop-hint {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(15, 17, 21, 0.88);
  border: 2px dashed var(--accent2);
  border-radius: var(--radius);
  z-index: 5;
  pointer-events: none;
}

.panel.drag-active .drop-hint { display: flex; }

.drop-hint-inner {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  padding: 16px 24px;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 520px;
  max-width: 92vw;
  max-height: 86vh;
  display: flex;
  flex-direction: column;
  transform: scale(0.94) translateY(8px);
  transition: transform 0.22s cubic-bezier(0.22, 1, 0.36, 1);
}

.modal-overlay.active .modal { transform: scale(1) translateY(0); }

.modal-player { width: 900px; }

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  margin: 0;
  font-size: 16px;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.modal-close {
  flex-shrink: 0;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
}

.modal-body { padding: 16px 18px; overflow-y: auto; }

.modal-player .modal-body { padding: 0; }

#player-video { width: 100%; max-height: 70vh; display: block; background: black; }

.browse-breadcrumb {
  font-size: 12px;
  color: var(--accent2);
  margin-bottom: 10px;
  word-break: break-all;
}

.browse-list {
  border: 1px solid var(--border);
  border-radius: 8px;
  max-height: 260px;
  overflow-y: auto;
  margin-bottom: 12px;
}

.browse-item {
  padding: 9px 12px;
  cursor: pointer;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
}

.browse-item:last-child { border-bottom: none; }
.browse-item:hover { background: var(--card-bg); }

.browse-new, .browse-manual {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}

.browse-new input, .browse-manual input {
  flex: 1;
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 13px;
}

#rename-input {
  width: 100%;
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 12px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 8px;
}

#rename-input:focus { outline: none; border-color: var(--accent2); }

.modal-confirm { width: 400px; }
.modal-confirm .modal-body p { margin: 0; color: var(--text-dim); font-size: 14px; line-height: 1.5; }

.modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border-top: 1px solid var(--border);
}

.browse-error { color: var(--accent); font-size: 12px; }

@media (max-width: 720px) {
  .app-shell { flex-direction: column; }

  .sidebar {
    width: 100%;
    height: auto;
    position: static;
    padding: 14px 16px;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .sidebar-brand { margin-bottom: 14px; }

  .side-tabs { flex-direction: row; gap: 8px; }

  .tab-btn { width: auto; }

  .content { padding: 20px 16px 60px; }

  .panel-toolbar { flex-direction: column; align-items: flex-start; }
  .folder-path { max-width: 60vw; }
}

/* ---------- Splash / welcome screen ---------- */

.splash {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 40%, #1b1f29 0%, #0f1115 70%);
  overflow: hidden;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.splash.splash-hide {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.splash.splash-skip {
  display: none !important;
  transition: none !important;
}

.splash-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.45;
  animation: drift 16s ease-in-out infinite;
}

.orb-a {
  width: 380px;
  height: 380px;
  background: var(--accent);
  top: -80px;
  left: -60px;
  animation-duration: 18s;
}

.orb-b {
  width: 320px;
  height: 320px;
  background: var(--accent2);
  bottom: -100px;
  right: -60px;
  animation-duration: 22s;
  animation-delay: -4s;
}

.orb-c {
  width: 260px;
  height: 260px;
  background: #7a4ee6;
  top: 40%;
  left: 60%;
  animation-duration: 20s;
  animation-delay: -9s;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -30px) scale(1.08); }
  66% { transform: translate(-30px, 25px) scale(0.95); }
}

.splash-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 20px;
}

.splash-logo {
  font-size: 56px;
  opacity: 0;
  transform: translateY(-16px) scale(0.8);
  animation: splash-pop 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: 0.1s;
  filter: drop-shadow(0 0 18px rgba(230, 57, 70, 0.5));
}

@keyframes splash-pop {
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.splash-title {
  margin: 14px 0 10px;
  font-size: clamp(40px, 8vw, 72px);
  font-weight: 800;
  letter-spacing: 6px;
  color: var(--text);
}

.splash-title span {
  display: inline-block;
  opacity: 0;
  transform: translateY(18px);
  animation: letter-in 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: calc(0.28s + var(--i) * 0.07s);
  background: linear-gradient(180deg, var(--text) 0%, var(--accent2) 160%);
  -webkit-background-clip: text;
  background-clip: text;
}

@keyframes letter-in {
  to { opacity: 1; transform: translateY(0); }
}

.splash-tagline {
  margin: 0 0 30px;
  color: var(--text-dim);
  font-size: 15px;
  opacity: 0;
  animation: fade-up 0.6s ease forwards;
  animation-delay: 0.95s;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.splash-enter {
  border: none;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 32px;
  cursor: pointer;
  opacity: 0;
  animation: fade-up 0.6s ease forwards, glow-pulse 2.4s ease-in-out infinite;
  animation-delay: 1.2s, 2s;
  transition: transform 0.15s, background 0.15s;
}

.splash-enter:hover { background: var(--accent-hover); transform: translateY(-1px); }
.splash-enter:active { transform: scale(0.96); }

.splash-enter .arrow {
  display: inline-block;
  transition: transform 0.15s;
}

.splash-enter:hover .arrow { transform: translateX(3px); }

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(230, 57, 70, 0.45); }
  50% { box-shadow: 0 0 0 14px rgba(230, 57, 70, 0); }
}

/* ---------- Toasts ---------- */

.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 340px;
}

.toast {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent2);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 13px;
  color: var(--text);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  opacity: 0;
  transform: translateX(20px);
  animation: toast-in 0.25s ease forwards;
}

.toast.toast-success { border-left-color: #4caf6f; }
.toast.toast-error { border-left-color: var(--accent); }

.toast.toast-leaving {
  animation: toast-out 0.25s ease forwards;
}

@keyframes toast-in {
  to { opacity: 1; transform: translateX(0); }
}

@keyframes toast-out {
  to { opacity: 0; transform: translateX(20px); }
}

@media (max-width: 720px) {
  .toast-container { left: 12px; right: 12px; max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
  .splash, .orb, .splash-logo, .splash-title span, .splash-tagline, .splash-enter,
  body, .app-orb, .video-card, .panel, .modal {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ---- Torrents ---- */

.magnet-form {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

#magnet-input {
  flex: 1;
  min-width: 0;
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  transition: border-color 0.15s;
}

#magnet-input:focus { outline: none; border-color: var(--accent2); }
#magnet-input::placeholder { color: var(--text-dim); }

.torrent-list { display: flex; flex-direction: column; gap: 10px; }

.torrent-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  animation: card-in 0.35s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.torrent-info { flex: 1; min-width: 0; }

.torrent-name {
  font-size: 14px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-bottom: 4px;
}

.torrent-meta {
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.torrent-card .progress-bar-track { height: 7px; }
.torrent-card .progress-bar-fill.done { background: #4caf6f; }

.torrent-actions { display: flex; gap: 6px; flex-shrink: 0; }
.torrent-actions .btn { padding: 8px 10px; font-size: 14px; }

@media (max-width: 600px) {
  .torrent-card { flex-direction: column; align-items: stretch; }
  .torrent-actions { justify-content: flex-end; }
}