/* ============================================================
   IOFLOW — Tema neón
   Paleta: cian/magenta/verde sobre fondo oscuro con glow.
   ============================================================ */

:root {
  --bg: #06060f;
  --bg-2: #0b0b1c;
  --panel: rgba(18, 18, 42, 0.72);
  --panel-solid: #10102a;
  --border: rgba(0, 240, 255, 0.16);
  --cyan: #00f0ff;
  --magenta: #ff2ec4;
  --green: #00ff9d;
  --purple: #8b5cf6;
  --yellow: #ffe14d;
  --red: #ff3860;
  --text: #eaf2ff;
  --muted: #8b95bd;
  --radius: 14px;
  --shadow-cyan: 0 0 16px rgba(0, 240, 255, 0.35);
  --shadow-magenta: 0 0 16px rgba(255, 46, 196, 0.35);
  --shadow-green: 0 0 16px rgba(0, 255, 157, 0.35);
  --shadow-purple: 0 0 16px rgba(139, 92, 246, 0.35);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; height: 100%; }

body {
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1000px 600px at 15% -10%, rgba(0, 240, 255, 0.10), transparent 60%),
    radial-gradient(900px 600px at 100% 0%, rgba(255, 46, 196, 0.10), transparent 55%),
    radial-gradient(800px 700px at 50% 120%, rgba(139, 92, 246, 0.12), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  line-height: 1.5;
}

.hidden { display: none !important; }

/* ---------- Utilidades ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px; border-radius: 10px; border: 1px solid transparent;
  font-size: 14px; font-weight: 600; cursor: pointer; text-decoration: none;
  transition: transform .08s ease, box-shadow .15s ease, background .15s ease, opacity .15s ease;
  color: var(--text); background: transparent;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 10px; font-size: 13px; border-radius: 8px; }

.btn-primary { background: linear-gradient(135deg, rgba(0,240,255,.16), rgba(139,92,246,.16)); border-color: var(--cyan); color: var(--cyan); }
.btn-primary:hover { box-shadow: var(--shadow-cyan); }
.btn-magenta { background: rgba(255,46,196,.12); border-color: var(--magenta); color: var(--magenta); }
.btn-magenta:hover { box-shadow: var(--shadow-magenta); }
.btn-cyan { background: rgba(0, 240, 255, 0.12); border-color: var(--cyan); color: var(--cyan); }
.btn-cyan:hover { box-shadow: var(--shadow-cyan); }
.btn-purple { background: rgba(139, 92, 246, 0.12); border-color: var(--purple); color: var(--purple); }
.btn-purple:hover { box-shadow: var(--shadow-purple); }
.btn-green { background: rgba(0,255,157,.12); border-color: var(--green); color: var(--green); }
.btn-green:hover { box-shadow: var(--shadow-green); }
.btn-danger { background: rgba(255,56,96,.12); border-color: var(--red); color: var(--red); }
.btn-danger:hover { box-shadow: 0 0 14px rgba(255,56,96,.35); }
.btn-ghost { border-color: var(--border); color: var(--muted); }
.btn-ghost:hover { color: var(--text); border-color: rgba(0,240,255,.4); }

.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; backdrop-filter: blur(6px);
}
.card + .card { margin-top: 16px; }
.card h3 { margin: 0 0 12px; font-size: 15px; letter-spacing: .4px; text-transform: uppercase; color: var(--muted); }

.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 11px; font-weight: 700; letter-spacing: .3px; }
.badge-organizer { background: rgba(0,240,255,.14); color: var(--cyan); border: 1px solid rgba(0,240,255,.4); }
.badge-collaborator { background: rgba(0,255,157,.12); color: var(--green); border: 1px solid rgba(0,255,157,.4); }

input, select, textarea {
  width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border);
  background: rgba(8, 8, 22, 0.85); color: var(--text); font-size: 14px; outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus, select:focus, textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0,240,255,.12); }
label { display: block; margin: 12px 0 6px; font-size: 13px; color: var(--muted); }
::placeholder { color: #4c5678; }

/* ---------- Login ---------- */
.login-screen {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px;
}
.login-card {
  width: 100%; max-width: 380px; padding: 34px 32px; border-radius: 20px;
  background: var(--panel); border: 1px solid var(--border); backdrop-filter: blur(10px);
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.08), 0 0 80px rgba(255, 46, 196, 0.05);
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-lg { justify-content: center; }
.logo-title { font-size: 28px; margin: 0; letter-spacing: 4px; }
.logo-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px; font-weight: 800; font-size: 18px;
  background: linear-gradient(135deg, var(--cyan), var(--magenta)); color: #05050d;
  box-shadow: var(--shadow-cyan);
}
.login-sub { text-align: center; color: var(--muted); margin: 6px 0 22px; font-size: 14px; }
.login-hint { text-align: center; color: #56608a; font-size: 12px; margin-top: 18px; }

/* ---------- Layout ---------- */
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: 240px; flex: 0 0 240px; display: flex; flex-direction: column;
  background: var(--bg-2); border-right: 1px solid var(--border); padding: 18px 14px;
  position: sticky; top: 0; height: 100vh;
}
.sidebar-logo { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: 2px; font-size: 16px; padding: 4px 6px 16px; }
.sidebar-logo .logo-badge { width: 34px; height: 34px; font-size: 14px; border-radius: 9px; }
.nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px;
  color: var(--muted); cursor: pointer; font-size: 14px; font-weight: 600; border: 1px solid transparent;
  transition: color .15s ease, background .15s ease, border-color .15s ease;
}
.nav-item:hover { color: var(--text); background: rgba(0,240,255,.06); }
.nav-item.active { color: var(--cyan); background: rgba(0,240,255,.08); border-color: rgba(0,240,255,.25); box-shadow: inset 0 0 20px rgba(0,240,255,.06); }
.sidebar-foot { border-top: 1px solid var(--border); padding-top: 14px; display: flex; flex-direction: column; gap: 12px; }
.user-box { display: flex; align-items: center; gap: 10px; }
.avatar {
  width: 38px; height: 38px; border-radius: 50%; flex: 0 0 38px;
  display: flex; align-items: center; justify-content: center; font-weight: 800;
  background: linear-gradient(135deg, var(--purple), var(--magenta)); color: #fff;
}
.user-meta { min-width: 0; }
.user-email { font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: 11px; color: var(--muted); }

.main { flex: 1; min-width: 0; padding: 26px 28px; }
.content { max-width: 1080px; margin: 0 auto; }

.page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head h1 { margin: 0; font-size: 24px; letter-spacing: .5px; }
.page-head .sub { color: var(--muted); font-size: 14px; margin-top: 2px; }
.glow-text { text-shadow: 0 0 18px rgba(0,240,255,.45); }

/* ---------- Grid de stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px;
}
.stat .num { font-size: 30px; font-weight: 800; }
.stat .lbl { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; margin-top: 2px; }
.stat.cyan .num { color: var(--cyan); text-shadow: 0 0 16px rgba(0,240,255,.5); }
.stat.magenta .num { color: var(--magenta); text-shadow: 0 0 16px rgba(255,46,196,.5); }
.stat.green .num { color: var(--green); text-shadow: 0 0 16px rgba(0,255,157,.5); }
.stat.yellow .num { color: var(--yellow); text-shadow: 0 0 16px rgba(255,225,77,.5); }
.stat.purple .num { color: var(--purple); text-shadow: 0 0 16px rgba(139,92,246,.5); }
.stat.red .num { color: var(--red); text-shadow: 0 0 16px rgba(255,56,96,.5); }

/* ---------- Grid de proyectos ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.proj-card {
  position: relative;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; cursor: pointer; transition: transform .12s ease, border-color .15s ease, box-shadow .15s ease;
}
.proj-card:hover { transform: translateY(-3px); border-color: rgba(0,240,255,.5); box-shadow: var(--shadow-cyan); }
.proj-card-head { padding-right: 32px; margin-bottom: 6px; }
.proj-card-head h3 { margin: 0; font-size: 17px; font-weight: 700; word-break: break-word; }
.proj-menu-wrap { position: absolute; top: 12px; right: 12px; z-index: 20; }
.proj-menu-btn {
  background: transparent; border: 1px solid transparent; color: var(--muted);
  width: 28px; height: 28px; border-radius: 6px; cursor: pointer; display: flex;
  align-items: center; justify-content: center; font-size: 16px; line-height: 1;
  transition: all .15s ease; padding: 0;
}
.proj-menu-btn:hover { color: #fff; background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.15); }
.proj-dropdown {
  position: absolute; top: 32px; right: 0; background: #131726;
  border: 1px solid rgba(255,255,255,.15); border-radius: 10px; box-shadow: 0 12px 36px rgba(0,0,0,.85);
  padding: 6px; z-index: 100; min-width: 170px; display: none;
}
.proj-dropdown.show { display: block !important; animation: slidein .15s ease; }
.proj-dropdown-item {
  display: flex; align-items: center; gap: 8px; width: 100%; padding: 8px 12px;
  border: none; background: transparent; color: var(--text); font-size: 13px; font-weight: 600;
  text-align: left; border-radius: 6px; cursor: pointer; transition: background .12s, color .12s;
}
.proj-dropdown-item:hover { background: rgba(255,255,255,.08); }
.proj-dropdown-item.danger { color: #ff5e7e; }
.proj-dropdown-item.danger:hover { background: rgba(255,56,96,.2); color: #ff3860; }
.proj-card .desc { color: var(--muted); font-size: 13px; margin-bottom: 12px; min-height: 38px; line-height: 1.4; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font-size: 11px; padding: 2px 8px; border-radius: 999px; background: rgba(139,92,246,.16); color: #c9b8ff; border: 1px solid rgba(139,92,246,.4); }

/* ---------- Tabla ---------- */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 14px; }
.table th { color: var(--muted); text-transform: uppercase; font-size: 11px; letter-spacing: .5px; }
.table tr:last-child td { border-bottom: none; }
.table .right { text-align: right; }

/* ---------- Barra de progreso ---------- */
.bar { height: 8px; border-radius: 999px; background: rgba(255,255,255,.06); overflow: hidden; }
.bar > span { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--cyan), var(--purple)); box-shadow: 0 0 10px rgba(0,240,255,.5); }

/* ---------- Formularios inline ---------- */
.row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 140px; }
.row .btn { flex: 0 0 auto; }

/* ---------- Listas de frames ---------- */
.frame-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.frame-item { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 12px; }
.frame-item .fname { font-size: 13px; font-weight: 600; word-break: break-all; }
.frame-item .meta { color: var(--muted); font-size: 12px; margin: 6px 0 10px; }
.frame-item .actions { display: flex; gap: 6px; flex-wrap: wrap; }

/* ---------- Toast ---------- */
.toast-wrap { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 100; }
.toast {
  padding: 12px 16px; border-radius: 12px; background: var(--panel-solid); border: 1px solid var(--border);
  font-size: 14px; box-shadow: 0 8px 30px rgba(0,0,0,.5); animation: slidein .2s ease; max-width: 360px;
}
.toast.info { border-color: rgba(0,240,255,.5); }
.toast.error { border-color: rgba(255,56,96,.6); color: #ffb3c1; }
.toast.success { border-color: rgba(0,255,157,.5); }
@keyframes slidein { from { transform: translateX(30px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---------- Empty / loading ---------- */
.empty { text-align: center; padding: 40px 20px; color: var(--muted); }
.empty .big { font-size: 34px; margin-bottom: 8px; }
.spinner {
  width: 26px; height: 26px; border-radius: 50%; margin: 0 auto;
  border: 3px solid rgba(0,240,255,.2); border-top-color: var(--cyan);
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Modal ---------- */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: flex-start; justify-content: center; z-index: 90; padding: 20px; overflow-y: auto; }
.modal { background: var(--panel-solid); border: 1px solid var(--border); border-radius: 16px; padding: 22px; width: 100%; max-width: 460px; box-shadow: 0 0 60px rgba(0,240,255,.15); margin: auto; }
.modal h3 { margin: 0 0 14px; }
.modal .actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }

/* ---------- Anotador ---------- */
.anno-class { width: auto; min-width: 180px; }
.anno-stage {
  position: relative; border: 1px solid var(--border); border-radius: 12px;
  background: #000; min-height: 300px; overflow: hidden; display: flex;
  align-items: center; justify-content: center; padding: 12px;
}
.anno-fit { position: relative; line-height: 0; transform-origin: center center; }
.anno-fit img { display: block; max-width: 100%; max-height: 72vh; }
.anno-fit canvas { position: absolute; inset: 0; width: 100%; height: 100%; cursor: crosshair; touch-action: none; }
.anno-hint { color: var(--muted); font-size: 13px; margin-top: 12px; }

/* ---------- Visor de Revisión (Zoom & Pan) ---------- */
#rv-stage { touch-action: none; user-select: none; }
#rv-content { transform-origin: center center; }
.rv-num-badge circle { transition: r .1s ease; }

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  .app { flex-direction: column; }
  .sidebar { width: 100%; flex: none; height: auto; position: static; flex-direction: row; align-items: center; flex-wrap: wrap; gap: 8px; }
  .sidebar-logo { padding: 0 8px 0 0; }
  .nav { flex-direction: row; flex-wrap: wrap; }
  .sidebar-foot { border-top: none; padding-top: 0; flex-direction: row; align-items: center; }
  .main { padding: 18px 14px; }
  .page-head h1 { font-size: 20px; }
  .table { font-size: 13px; }
}

:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }

/* ---------- Clases editables (organizador) ---------- */
.class-row { display: flex; align-items: center; gap: 6px; margin-bottom: 6px; }
.class-row .chip { flex: 0 0 auto; }
.class-row .btn { padding: 0 6px; font-size: 12px; }

/* ---------- Barra de progreso del procesamiento ---------- */
.mini-progress { height: 8px; border-radius: 999px; background: rgba(255,255,255,.08); overflow: hidden; }
.mini-progress > div { height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--magenta), var(--cyan)); transition: width .6s ease; }

/* ---------- Pestañas de Navegación del Proyecto ---------- */
.tabs-nav {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
  padding-bottom: 2px;
  overflow-x: auto;
}
.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 12px 12px 0 0;
  border: 1px solid transparent;
  border-bottom: none;
  background: transparent;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all .15s ease;
  white-space: nowrap;
}
.tab-btn:hover {
  color: var(--text);
  background: rgba(0, 240, 255, 0.06);
}
.tab-btn.active {
  color: var(--cyan);
  background: var(--panel);
  border-color: var(--border);
  border-bottom: 2px solid var(--cyan);
  box-shadow: 0 -4px 16px rgba(0, 240, 255, 0.12);
}
.tab-content {
  display: none;
  animation: fadeInTab .2s ease;
}
.tab-content.active {
  display: block;
}
@keyframes fadeInTab {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- Filtro de frames por clase ---------- */
.cf-panel {
  margin: 14px 0;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.05), rgba(139, 92, 246, 0.06));
  backdrop-filter: blur(8px);
  animation: fadeInTab .2s ease;
}
.cf-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.cf-title {
  background: none;
  border: 0;
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .03em;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0;
}
.cf-arrow { display: inline-block; transition: transform .2s ease; color: var(--cyan); }
.cf-active {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 999px;
  color: #042;
  background: var(--cyan);
  box-shadow: var(--shadow-cyan);
}
.cf-quick { display: flex; gap: 6px; }
.cf-body { margin-top: 12px; }
.cf-panel.collapsed .cf-body,
.cf-panel.collapsed .cf-quick { display: none; }
.cf-panel.collapsed .cf-arrow { transform: rotate(-90deg); }
.cf-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
}
.cf-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  font-size: 13px;
  margin: 0;
  color: var(--text);
  cursor: pointer;
  user-select: none;
  transition: all .15s ease;
}
.cf-item:hover {
  border-color: rgba(0, 240, 255, 0.4);
  background: rgba(0, 240, 255, 0.06);
  transform: translateY(-1px);
}
.cf-item.on {
  border-color: var(--cyan);
  background: rgba(0, 240, 255, 0.12);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}
.cf-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
  padding: 0;
  box-shadow: none;
  flex: 0 0 auto;
  accent-color: var(--cyan);
  cursor: pointer;
}
.cf-dot { width: 8px; height: 8px; border-radius: 50%; flex: 0 0 auto; }
.cf-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cf-foot {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}
.cf-count { font-size: 12px; font-weight: 700; color: var(--cyan); }
.cf-hint { font-size: 12px; color: var(--muted); flex: 1; min-width: 200px; }
.cf-actions { display: flex; gap: 8px; margin-left: auto; }