/* EncuestasYa — CSS */
:root {
  --bg:#070b14; --bg-soft:#0c1120; --bg-card:#111827; --bg-input:#0c1120; --bg-hover:#182033;
  --border:#1e2a40; --border-soft:rgba(255,255,255,0.06);
  --primary:#7c3aed; --primary-lt:#a78bfa; --primary-dk:#5b21b6;
  --accent:#06b6d4; --accent-lt:#67e8f9; --coral:#f43f5e;
  --green:#10b981; --amber:#f59e0b; --orange:#f97316;
  --text:#f1f5f9; --text-muted:#94a3b8; --text-faint:#475569;
  --r-sm:8px; --r-md:14px; --r-lg:20px;
}
[data-theme="light"] {
  --bg:#f0f4ff; --bg-soft:#fff; --bg-card:#fff; --bg-input:#f4f7ff; --bg-hover:#e8eeff;
  --border:#dde3f5; --border-soft:rgba(100,116,180,0.12);
  --text:#1e2a45; --text-muted:#52617a; --text-faint:#9aa4be;
}
[data-theme="light"] body { background:linear-gradient(135deg,#eef1ff,#f8f0ff,#eff9ff); }
[data-theme="light"] .bg-orb { opacity:0.07; }
[data-theme="light"] .sidebar { background:rgba(255,255,255,0.93); }
[data-theme="light"] .auth-card { background:rgba(255,255,255,0.93); }

*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body {
  font-family:'Segoe UI',system-ui,-apple-system,sans-serif;
  background:radial-gradient(ellipse at 20% 0%,#1a0533 0%,#070b14 50%,#001020 100%);
  color:var(--text); min-height:100vh; line-height:1.6;
}
a { color:inherit; text-decoration:none; }

/* Orbes */
.bg-orb { position:fixed; border-radius:50%; filter:blur(80px); opacity:0.18; pointer-events:none; z-index:0; animation:floatOrb 16s ease-in-out infinite; }
.orb1 { width:400px; height:400px; background:var(--primary); top:-120px; left:-90px; }
.orb2 { width:300px; height:300px; background:var(--accent); bottom:-70px; right:-50px; animation-delay:4s; }
.orb3 { width:200px; height:200px; background:var(--coral); top:45%; left:65%; animation-delay:8s; }
.orb4 { width:160px; height:160px; background:#0ea5e9; top:70%; left:15%; animation-delay:2s; }
@keyframes floatOrb { 0%,100%{transform:translate(0,0)} 50%{transform:translate(16px,-24px)} }

/* Animaciones */
@keyframes fadeUp  { from{opacity:0;transform:translateY(18px)} to{opacity:1;transform:translateY(0)} }
@keyframes zoomIn  { from{opacity:0;transform:scale(0.95)} to{opacity:1;transform:scale(1)} }
@keyframes slideL  { from{opacity:0;transform:translateX(-14px)} to{opacity:1;transform:translateX(0)} }
@keyframes pulse   { 0%,100%{box-shadow:0 0 0 0 rgba(124,58,237,.4)} 50%{box-shadow:0 0 0 10px rgba(124,58,237,0)} }
@keyframes shimmer { 0%{left:-100%} 100%{left:200%} }

/* ── AUTH ── */
.auth-wrapper {
  min-height:100vh; display:flex; align-items:center; justify-content:center;
  position:relative; overflow:hidden; padding:24px;
}
.auth-card {
  position:relative; z-index:2;
  background:rgba(17,24,39,0.85); backdrop-filter:blur(20px);
  border:1px solid var(--border); border-radius:var(--r-lg);
  padding:44px 38px; width:100%; max-width:400px;
  box-shadow:0 24px 64px rgba(0,0,0,0.5);
  animation:zoomIn .5s ease both;
}
.auth-card.wide { max-width:460px; }

.logo-wrap {
  width:60px; height:60px; margin:0 auto 18px; border-radius:14px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 0 26px rgba(124,58,237,.4);
  animation:pulse 2.8s ease-in-out infinite;
  position:relative; overflow:hidden;
}
.logo-wrap::after {
  content:''; position:absolute; top:0; left:-100%; width:60%; height:100%;
  background:linear-gradient(120deg,transparent,rgba(255,255,255,.25),transparent);
  animation:shimmer 3s ease-in-out infinite;
}
.logo-wrap svg { width:28px; height:28px; }
.sidebar .logo-wrap { width:38px; height:38px; margin:0; border-radius:10px; animation:none; flex-shrink:0; }
.sidebar .logo-wrap svg { width:19px; height:19px; }

.auth-card h2 { text-align:center; font-size:22px; font-weight:700; margin-bottom:6px; color:var(--text); }
.auth-subtitle { text-align:center; color:var(--text-muted); font-size:13.5px; margin-bottom:26px; }

/* ── FORMULARIOS ── */
.form-group { margin-bottom:16px; }
.form-group label {
  display:block; font-size:11px; font-weight:600; text-transform:uppercase;
  letter-spacing:.5px; color:var(--text-muted); margin-bottom:6px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width:100%; background:var(--bg-input); border:1.5px solid var(--border);
  color:var(--text); padding:11px 13px; border-radius:var(--r-sm);
  font-size:14px; font-family:inherit; outline:none;
  transition:border-color .2s, box-shadow .2s;
  display:block;
}
.form-group textarea { resize:vertical; }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color:var(--primary); box-shadow:0 0 0 3px rgba(124,58,237,.18);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color:var(--text-faint); }
.form-group select {
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 13px center; padding-right:34px; cursor:pointer;
}

/* ── BOTONES ── */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:7px;
  padding:11px 18px; border:none; border-radius:var(--r-sm);
  font-size:14px; font-weight:600; font-family:inherit; line-height:1.4;
  cursor:pointer; text-decoration:none; white-space:nowrap;
  transition:filter .15s, transform .15s;
  box-sizing:border-box;
}
.btn:hover  { filter:brightness(1.1); transform:translateY(-1px); }
.btn:active { transform:scale(0.97); filter:none; }
.btn-block  { width:100%; display:flex; }
.btn svg    { width:15px; height:15px; flex-shrink:0; }
.btn-sm     { padding:7px 12px; font-size:12.5px; border-radius:7px; }
.btn-sm svg { width:13px; height:13px; }

.btn-primary { background:linear-gradient(135deg,var(--primary),var(--primary-dk)); color:#fff; box-shadow:0 4px 16px rgba(124,58,237,.35); }
.btn-accent  { background:linear-gradient(135deg,var(--accent),#0284c7); color:#fff; box-shadow:0 4px 14px rgba(6,182,212,.3); }
.btn-success { background:linear-gradient(135deg,var(--green),#059669); color:#fff; box-shadow:0 4px 14px rgba(16,185,129,.3); }
.btn-warning { background:linear-gradient(135deg,var(--amber),var(--orange)); color:#1a0800; }
.btn-danger  { background:rgba(244,63,94,.1); color:var(--coral); border:1.5px solid rgba(244,63,94,.3); }
.btn-danger:hover { background:rgba(244,63,94,.2); }
.btn-outline { background:var(--bg-hover); color:var(--text-muted); border:1.5px solid var(--border); }
.btn-outline:hover { color:var(--text); border-color:var(--primary); }
.btn-ghost   { background:transparent; color:var(--text-muted); }
.btn-ghost:hover { color:var(--text); background:var(--bg-hover); }

/* ── ALERTAS ── */
.alert {
  padding:11px 14px; border-radius:var(--r-sm); font-size:13px; margin-bottom:16px;
  display:flex; align-items:flex-start; gap:8px; animation:fadeUp .3s ease both;
}
.alert svg { width:16px; height:16px; flex-shrink:0; margin-top:1px; }
.alert-error   { background:rgba(244,63,94,.1); color:#fb7185; border:1px solid rgba(244,63,94,.3); }
.alert-success { background:rgba(16,185,129,.1); color:#34d399; border:1px solid rgba(16,185,129,.3); }
.alert-info    { background:rgba(6,182,212,.1);  color:#22d3ee; border:1px solid rgba(6,182,212,.3); }
.alert-warning { background:rgba(245,158,11,.1); color:#fbbf24; border:1px solid rgba(245,158,11,.3); }

.auth-link { text-align:center; margin-top:20px; font-size:13px; color:var(--text-muted); }
.auth-link a { color:var(--accent-lt); font-weight:600; }

.divider { display:flex; align-items:center; gap:10px; color:var(--text-faint); font-size:12px; margin:16px 0; }
.divider::before,.divider::after { content:''; flex:1; height:1px; background:var(--border); }

/* ── LAYOUT ── */
.app-layout { display:flex; min-height:100vh; position:relative; z-index:1; }

.sidebar {
  width:255px; flex-shrink:0; background:rgba(8,12,24,.92);
  backdrop-filter:blur(16px); border-right:1px solid var(--border-soft);
  height:100vh; position:sticky; top:0;
  display:flex; flex-direction:column; padding:22px 14px;
  animation:slideL .4s ease both; overflow-y:auto;
}
.sidebar-brand { display:flex; align-items:center; gap:11px; padding-bottom:16px; margin-bottom:12px; border-bottom:1px solid var(--border-soft); }
.sidebar-brand-text strong { display:block; font-size:14px; font-weight:700; color:var(--text); }
.sidebar-brand-text span   { display:block; font-size:11px; color:var(--text-muted); margin-top:1px; }

.sidebar-nav { display:flex; flex-direction:column; gap:2px; flex:1; }
.sidebar-nav a {
  display:flex; align-items:center; gap:10px; padding:10px 12px;
  border-radius:var(--r-sm); font-size:14px; font-weight:500; color:var(--text-muted);
  transition:all .2s;
}
.sidebar-nav a svg { width:17px; height:17px; flex-shrink:0; opacity:.8; }
.sidebar-nav a:hover { background:var(--bg-hover); color:var(--text); transform:translateX(2px); }
.sidebar-nav a.active {
  background:linear-gradient(135deg,rgba(124,58,237,.28),rgba(6,182,212,.12));
  color:var(--primary-lt); border:1px solid rgba(124,58,237,.28); font-weight:600;
}
.sidebar-nav a.active svg { opacity:1; }
.sidebar-sep { height:1px; background:var(--border-soft); margin:8px 0; }
.sidebar-footer { padding-top:12px; border-top:1px solid var(--border-soft); }
.sidebar-footer a {
  display:flex; align-items:center; gap:10px; padding:10px 12px;
  border-radius:var(--r-sm); font-size:14px; font-weight:500; color:var(--coral); transition:all .2s;
}
.sidebar-footer a svg { width:17px; height:17px; }
.sidebar-footer a:hover { background:rgba(244,63,94,.1); transform:translateX(2px); }

.menu-toggle {
  display:none; position:fixed; top:14px; left:14px; z-index:200;
  width:40px; height:40px; border-radius:9px;
  background:var(--bg-card); border:1px solid var(--border);
  color:var(--text); cursor:pointer; align-items:center; justify-content:center;
}
.menu-toggle svg { width:19px; height:19px; }
.sidebar-overlay { display:none; position:fixed; inset:0; background:rgba(0,0,0,.6); z-index:99; }

.content { flex:1; min-width:0; padding:34px 38px; animation:fadeUp .45s ease both; }
.content-center { display:flex; align-items:center; justify-content:center; min-height:100vh; }

.page-header { margin-bottom:24px; display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap; }
.page-header h1 { font-size:21px; font-weight:700; color:var(--text); display:flex; align-items:center; gap:9px; }
.page-header h1 svg { width:21px; height:21px; color:var(--primary-lt); }
.page-header p { color:var(--text-muted); font-size:13.5px; margin-top:3px; }
.page-actions { display:flex; gap:9px; align-items:center; flex-wrap:wrap; }

.card { background:var(--bg-card); border:1px solid var(--border-soft); border-radius:var(--r-md); padding:24px; box-shadow:0 6px 28px rgba(0,0,0,.35); animation:fadeUp .45s ease both; }
.card+.card { margin-top:16px; }
.card-title { font-size:16px; font-weight:700; color:var(--text); display:flex; align-items:center; gap:8px; margin-bottom:5px; }
.card-title svg { width:18px; height:18px; color:var(--primary-lt); }
.card-desc { color:var(--text-muted); font-size:13px; }

/* ── TABLA ── */
.table-wrap { overflow-x:auto; margin-top:16px; }
table { width:100%; border-collapse:collapse; }
thead th { padding:10px 13px; font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.4px; color:var(--text-muted); border-bottom:1.5px solid var(--border); white-space:nowrap; }
tbody td { padding:12px 13px; font-size:13.5px; color:var(--text); border-bottom:1px solid var(--border-soft); vertical-align:middle; }
tbody tr:hover { background:rgba(124,58,237,.04); }
.td-actions { display:flex; gap:5px; flex-wrap:wrap; align-items:center; }

/* Badges */
.badge { display:inline-flex; align-items:center; gap:5px; padding:4px 10px; border-radius:20px; font-size:11px; font-weight:700; }
.badge svg { width:9px; height:9px; }
.badge-on  { background:rgba(16,185,129,.12); color:#34d399; border:1px solid rgba(16,185,129,.3); }
.badge-off { background:rgba(244,63,94,.12);  color:#fb7185; border:1px solid rgba(244,63,94,.3); }

.codigo-encuesta { font-family:'Courier New',monospace; font-size:14px; font-weight:700; color:var(--primary-lt); background:rgba(124,58,237,.1); padding:2px 8px; border-radius:5px; letter-spacing:2px; }

/* ── CREAR ENCUESTA ── */
.pregunta-card { background:var(--bg-soft); border:1.5px solid var(--border); border-radius:var(--r-md); padding:18px; border-left:4px solid var(--primary); margin-bottom:12px; animation:fadeUp .3s ease both; }
.pregunta-card-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:12px; }
.pregunta-num { font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.5px; color:var(--primary-lt); }
.btn-eliminar-pregunta { width:28px; height:28px; padding:0; border-radius:6px; background:rgba(244,63,94,.1); border:1px solid rgba(244,63,94,.25); color:var(--coral); display:flex; align-items:center; justify-content:center; cursor:pointer; }
.btn-eliminar-pregunta:hover { background:rgba(244,63,94,.22); }
.btn-eliminar-pregunta svg { width:14px; height:14px; }
.preview-likert { font-size:12px; color:var(--text-muted); background:var(--bg-input); border:1px solid var(--border-soft); border-radius:var(--r-sm); padding:9px 11px; margin-top:9px; display:flex; flex-wrap:wrap; gap:5px; }
.preview-likert .chip { background:rgba(124,58,237,.12); border:1px solid rgba(124,58,237,.25); color:var(--primary-lt); border-radius:20px; padding:2px 9px; font-size:11px; font-weight:600; }

/* ── DASHBOARD ── */
.dash-stats { display:grid; grid-template-columns:repeat(auto-fill,minmax(160px,1fr)); gap:12px; margin-bottom:22px; }
.stat-card { background:var(--bg-card); border:1px solid var(--border-soft); border-radius:var(--r-md); padding:16px 18px; animation:fadeUp .4s ease both; position:relative; overflow:hidden; }
.stat-card::before { content:''; position:absolute; top:0; left:0; right:0; height:3px; border-radius:var(--r-md) var(--r-md) 0 0; }
.stat-card.s-purple::before{background:var(--primary)} .stat-card.s-cyan::before{background:var(--accent)} .stat-card.s-green::before{background:var(--green)} .stat-card.s-amber::before{background:var(--amber)}
.stat-label { font-size:11px; text-transform:uppercase; letter-spacing:.4px; color:var(--text-muted); font-weight:600; }
.stat-value { font-size:27px; font-weight:800; color:var(--text); margin:4px 0 2px; }
.stat-sub   { font-size:11.5px; color:var(--text-faint); }

.grid-preguntas { display:grid; grid-template-columns:repeat(auto-fill,minmax(330px,1fr)); gap:14px; }
.card-pregunta { background:var(--bg-card); border:1px solid var(--border-soft); border-radius:var(--r-md); padding:18px; border-left:4px solid var(--primary); animation:fadeUp .4s ease both; transition:transform .2s,box-shadow .2s; }
.card-pregunta:hover { transform:translateY(-2px); box-shadow:0 10px 30px rgba(0,0,0,.3); }
.pregunta-titulo { font-size:14px; font-weight:600; color:var(--text); margin-bottom:11px; display:flex; align-items:flex-start; gap:7px; justify-content:space-between; }
.score-row { display:flex; align-items:baseline; gap:3px; margin-bottom:9px; }
.score-big   { font-size:28px; font-weight:800; color:var(--text); }
.score-total { font-size:12px; color:var(--text-muted); }
.prog-bg  { background:var(--bg-input); height:8px; border-radius:8px; overflow:hidden; margin-bottom:9px; }
.prog-bar { height:100%; border-radius:8px; transition:width 1.4s cubic-bezier(.25,1,.5,1); }
.resp-count { font-size:11.5px; color:var(--text-muted); }
.resp-count strong { color:var(--text); }
.etiqueta-badge { display:inline-flex; align-items:center; padding:2px 9px; border-radius:20px; font-size:10px; font-weight:700; text-transform:uppercase; letter-spacing:.3px; color:#fff; white-space:nowrap; flex-shrink:0; }
.dist-row { display:flex; align-items:center; gap:7px; margin-bottom:4px; }
.dist-label { font-size:11px; color:var(--text-muted); width:95px; flex-shrink:0; }
.dist-bar-bg { flex:1; background:var(--bg-input); height:5px; border-radius:5px; overflow:hidden; }
.dist-bar-fill { height:100%; border-radius:5px; transition:width .8s ease; }
.dist-pct { font-size:11px; color:var(--text-muted); width:30px; text-align:right; }

.back-link { display:inline-flex; align-items:center; gap:5px; color:var(--primary-lt); font-size:14px; font-weight:600; margin-bottom:20px; transition:gap .2s; }
.back-link:hover { gap:9px; }
.back-link svg { width:15px; height:15px; }

/* ── MODAL ── */
.modal-overlay { display:none; position:fixed; inset:0; background:rgba(0,0,0,.7); z-index:300; align-items:center; justify-content:center; padding:20px; }
.modal-overlay.open { display:flex; }
.modal { background:var(--bg-card); border:1px solid var(--border); border-radius:var(--r-lg); padding:28px; width:100%; max-width:400px; animation:zoomIn .3s ease; }
.modal h3 { font-size:17px; font-weight:700; margin-bottom:7px; color:var(--text); }
.modal p  { color:var(--text-muted); font-size:13px; margin-bottom:16px; }
.modal-footer { display:flex; justify-content:flex-end; gap:9px; margin-top:16px; }

/* Perfil */
.avatar-circle { width:64px; height:64px; border-radius:50%; background:linear-gradient(135deg,var(--primary),var(--accent)); display:flex; align-items:center; justify-content:center; margin:0 auto 13px; box-shadow:0 0 20px rgba(124,58,237,.4); }
.avatar-circle svg { width:28px; height:28px; color:#fff; }

/* Toggle tema */
.theme-toggle { position:fixed; top:16px; right:16px; z-index:100; width:40px; height:40px; border-radius:50%; background:var(--bg-card); border:1.5px solid var(--border); color:var(--text-muted); cursor:pointer; display:flex; align-items:center; justify-content:center; transition:transform .2s,border-color .2s,color .2s; box-shadow:0 3px 12px rgba(0,0,0,.3); }
.theme-toggle:hover { color:var(--primary-lt); border-color:var(--primary); transform:rotate(15deg); }
.theme-toggle svg { width:17px; height:17px; }
.icon-sun { display:none; }
[data-theme="light"] .icon-moon { display:none; }
[data-theme="light"] .icon-sun  { display:block; }

/* Scrollbar */
::-webkit-scrollbar { width:6px; height:6px; }
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:var(--border); border-radius:6px; }
::-webkit-scrollbar-thumb:hover { background:var(--primary); }

/* ── RESPONSIVE ── */
@media (max-width:900px) {
  .menu-toggle { display:flex; }
  .sidebar { position:fixed; left:-255px; top:0; z-index:100; transition:left .3s ease; height:100vh; }
  .sidebar.open { left:0; }
  .sidebar-overlay.open { display:block; }
  .content { padding:20px 16px; padding-top:65px; }
  .page-header { flex-direction:column; }
  .page-actions { width:100%; }
  .dash-stats { grid-template-columns:repeat(2,1fr); }
  .grid-preguntas { grid-template-columns:1fr; }
  .td-actions { flex-direction:column; gap:4px; }
}
@media (max-width:480px) {
  .auth-card { padding:28px 18px; }
  .dash-stats { grid-template-columns:1fr 1fr; }
}