/* ====================================================
   TDAH Evaluation Platform — Design System
   Universidad | Estudio Médico
   ==================================================== */

:root {
  --bg-base:      #07091a;
  --bg-primary:   #0b0f24;
  --bg-secondary: #0f1530;
  --bg-card:      #131c38;
  --bg-input:     #1a2448;
  --bg-hover:     #1e2b54;

  --border:       #1c2d52;
  --border-focus: #3b82f6;

  --blue:         #3b82f6;
  --blue-light:   #60a5fa;
  --cyan:         #06b6d4;
  --cyan-light:   #22d3ee;
  --green:        #10b981;
  --green-light:  #34d399;
  --amber:        #f59e0b;
  --amber-light:  #fbbf24;
  --red:          #ef4444;
  --red-light:    #f87171;
  --purple:       #8b5cf6;

  --text-primary:   #eef2ff;
  --text-secondary: #94a3b8;
  --text-muted:     #4a5c7a;

  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  16px;
  --radius-xl:  24px;

  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 20px rgba(59,130,246,0.15);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ─── TIPOGRAFÍA ─── */
h1 { font-size: 2rem;   font-weight: 700; letter-spacing: -0.03em; }
h2 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; }
h3 { font-size: 1.15rem;font-weight: 600; }
h4 { font-size: 0.95rem;font-weight: 600; }
p  { color: var(--text-secondary); }
a  { color: var(--blue-light); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ─── LAYOUT ─── */
.container   { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.container-sm{ max-width: 520px;  margin: 0 auto; padding: 0 1.5rem; }
.container-md{ max-width: 800px;  margin: 0 auto; padding: 0 1.5rem; }

/* ─── CARD ─── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
}
.card-sm { padding: 1.25rem; border-radius: var(--radius-md); }

/* ─── BOTONES ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: var(--blue);
  color: #fff;
}
.btn-primary:hover:not(:disabled) { background: #2563eb; box-shadow: 0 0 16px rgba(59,130,246,0.4); }

.btn-outline {
  background: transparent;
  color: var(--blue-light);
  border: 1px solid var(--border);
}
.btn-outline:hover:not(:disabled) { border-color: var(--blue); background: rgba(59,130,246,0.08); }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid transparent;
}
.btn-ghost:hover:not(:disabled) { background: var(--bg-hover); color: var(--text-primary); }

.btn-danger {
  background: rgba(239,68,68,0.12);
  color: var(--red-light);
  border: 1px solid rgba(239,68,68,0.25);
}
.btn-danger:hover:not(:disabled) { background: rgba(239,68,68,0.2); }

.btn-success {
  background: var(--green);
  color: #fff;
}
.btn-success:hover:not(:disabled) { background: #059669; }

.btn-lg { padding: 0.85rem 2rem; font-size: 1rem; }
.btn-sm { padding: 0.4rem 0.9rem; font-size: 0.8rem; }
.btn-full { width: 100%; }

/* ─── FORMULARIOS ─── */
.form-group { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1.2rem; }
.form-row    { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-row-3  { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1rem; }

label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select,
textarea {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
  padding: 0.65rem 0.9rem;
  width: 100%;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
select { cursor: pointer; }
textarea { resize: vertical; min-height: 100px; }

.form-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.input-error { border-color: var(--red) !important; }
.error-msg {
  font-size: 0.78rem;
  color: var(--red-light);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* ─── LIKERT / OPCIONES ESCALA ─── */
.likert-group {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
  transition: background 0.2s;
}
.likert-group:hover { background: var(--bg-hover); }

.likert-question {
  font-size: 0.92rem;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  display: flex;
  gap: 0.75rem;
}
.likert-num {
  background: rgba(59,130,246,0.15);
  color: var(--blue-light);
  border-radius: 50%;
  min-width: 1.6rem;
  height: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.likert-options {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}
.likert-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  cursor: pointer;
}
.likert-option input[type="radio"] { display: none; }
.likert-btn {
  width: 100%;
  padding: 0.5rem 0.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-input);
  color: var(--text-secondary);
  font-size: 0.75rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  line-height: 1.3;
}
.likert-option input:checked + .likert-btn {
  border-color: var(--blue);
  background: rgba(59,130,246,0.18);
  color: var(--blue-light);
  font-weight: 600;
}
.likert-btn:hover { border-color: var(--blue-light); color: var(--text-primary); }

.likert-option.score-0 input:checked + .likert-btn { border-color: var(--text-muted); background: rgba(74,92,122,0.2); color: var(--text-secondary); }
.likert-option.score-1 input:checked + .likert-btn { border-color: var(--green); background: rgba(16,185,129,0.15); color: var(--green-light); }
.likert-option.score-2 input:checked + .likert-btn { border-color: var(--amber); background: rgba(245,158,11,0.15); color: var(--amber-light); }
.likert-option.score-3 input:checked + .likert-btn { border-color: var(--red); background: rgba(239,68,68,0.15); color: var(--red-light); }

/* ─── CHECKBOX CARDS ─── */
.checkbox-group { display: flex; flex-direction: column; gap: 0.5rem; }
.checkbox-card {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.15s;
  background: var(--bg-secondary);
}
.checkbox-card:hover { border-color: var(--blue-light); background: var(--bg-hover); }
.checkbox-card input[type="checkbox"] { display: none; }
.checkbox-card.checked { border-color: var(--blue); background: rgba(59,130,246,0.08); }
.checkbox-icon {
  width: 1.2rem;
  height: 1.2rem;
  border: 2px solid var(--border);
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 0.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.checkbox-card.checked .checkbox-icon {
  background: var(--blue);
  border-color: var(--blue);
}
.checkbox-card.checked .checkbox-icon::after {
  content: '✓';
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
}
.checkbox-label { font-size: 0.88rem; }
.checkbox-label strong { display: block; margin-bottom: 0.15rem; }
.checkbox-label span { color: var(--text-muted); font-size: 0.78rem; }

/* Checkbox horizontal (para contextos) */
.checkbox-grid { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip-checkbox {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  cursor: pointer;
  font-size: 0.82rem;
  transition: all 0.15s;
  background: var(--bg-secondary);
}
.chip-checkbox input { display: none; }
.chip-checkbox:hover { border-color: var(--blue-light); }
.chip-checkbox.checked { border-color: var(--blue); background: rgba(59,130,246,0.12); color: var(--blue-light); font-weight: 600; }

/* ─── BARRA DE PROGRESO WIZARD ─── */
.wizard-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 50;
}
.wizard-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.wizard-title { font-size: 0.9rem; font-weight: 600; }
.wizard-meta  { font-size: 0.8rem; color: var(--text-muted); }

.progress-track {
  display: flex;
  align-items: center;
  gap: 0;
}
.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  flex: 1;
}
.progress-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 14px;
  left: 50%;
  width: 100%;
  height: 2px;
  background: var(--border);
  z-index: 0;
  transition: background 0.3s;
}
.progress-step.completed:not(:last-child)::after { background: var(--blue); }

.progress-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
  transition: all 0.3s;
}
.progress-step.active   .progress-dot { border-color: var(--blue); color: var(--blue-light); background: rgba(59,130,246,0.1); }
.progress-step.completed .progress-dot { border-color: var(--blue); background: var(--blue); color: #fff; }

.progress-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
  text-align: center;
  white-space: nowrap;
}
.progress-step.active    .progress-label { color: var(--blue-light); }
.progress-step.completed .progress-label { color: var(--text-secondary); }

/* ─── NAVEGAR WIZARD ─── */
.wizard-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  position: sticky;
  bottom: 0;
}

/* ─── TOPBAR / NAV ─── */
.topbar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 0 1.5rem;
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}
.topbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.topbar-logo {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.topbar-name { font-size: 0.95rem; font-weight: 700; }
.topbar-sub  { font-size: 0.72rem; color: var(--text-muted); }
.topbar-right { display: flex; align-items: center; gap: 1rem; }
.topbar-user { font-size: 0.82rem; color: var(--text-secondary); }

/* ─── BADGE / TAG ─── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.65rem;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge-blue   { background: rgba(59,130,246,0.15);  color: var(--blue-light); }
.badge-cyan   { background: rgba(6,182,212,0.15);   color: var(--cyan-light); }
.badge-green  { background: rgba(16,185,129,0.15);  color: var(--green-light); }
.badge-amber  { background: rgba(245,158,11,0.15);  color: var(--amber-light); }
.badge-red    { background: rgba(239,68,68,0.15);   color: var(--red-light); }
.badge-purple { background: rgba(139,92,246,0.15);  color: #c4b5fd; }
.badge-gray   { background: rgba(74,92,122,0.2);    color: var(--text-secondary); }

/* ─── SCORE GAUGE ─── */
.score-gauge-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 2rem;
}
.score-circle {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 8px solid;
  position: relative;
}
.score-number {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
}
.score-max { font-size: 0.9rem; color: var(--text-muted); }
.score-label-main { font-size: 1rem; font-weight: 600; margin-top: 0.75rem; }

.score-sin      .score-number { color: var(--text-muted);   }
.score-sin      { border-color: var(--text-muted); }
.score-subumbd  .score-number { color: var(--cyan-light);   }
.score-subumbd  { border-color: var(--cyan); }
.score-leve     .score-number { color: var(--green-light);  }
.score-leve     { border-color: var(--green); }
.score-moderado .score-number { color: var(--amber-light);  }
.score-moderado { border-color: var(--amber); }
.score-severo   .score-number { color: var(--red-light);    }
.score-severo   { border-color: var(--red); }

/* ─── BARRAS DE DOMINIO ─── */
.domain-bar-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}
.domain-bar-label { font-size: 0.82rem; min-width: 140px; color: var(--text-secondary); }
.domain-bar-track {
  flex: 1;
  height: 10px;
  background: var(--bg-input);
  border-radius: 100px;
  overflow: hidden;
}
.domain-bar-fill {
  height: 100%;
  border-radius: 100px;
  transition: width 0.6s ease;
}
.domain-bar-val { font-size: 0.8rem; font-weight: 700; min-width: 2rem; text-align: right; }

/* ─── TABLA ─── */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.data-table th {
  background: var(--bg-secondary);
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.7rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}
.data-table tr:hover td { background: var(--bg-hover); cursor: pointer; }
.data-table tr:last-child td { border-bottom: none; }

/* ─── STATS CARDS ─── */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.4rem;
}
.stat-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); margin-bottom: 0.4rem; }
.stat-value { font-size: 2rem; font-weight: 800; letter-spacing: -0.03em; }
.stat-sub   { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.25rem; }

/* ─── ALERTAS ─── */
.alert {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid;
  margin-bottom: 1rem;
  font-size: 0.88rem;
}
.alert-icon { font-size: 1.1rem; flex-shrink: 0; }
.alert-info    { background: rgba(59,130,246,0.08);  border-color: rgba(59,130,246,0.3);  color: var(--blue-light); }
.alert-warning { background: rgba(245,158,11,0.08);  border-color: rgba(245,158,11,0.3);  color: var(--amber-light); }
.alert-success { background: rgba(16,185,129,0.08);  border-color: rgba(16,185,129,0.3);  color: var(--green-light); }
.alert-error   { background: rgba(239,68,68,0.08);   border-color: rgba(239,68,68,0.3);   color: var(--red-light); }

/* ─── LOADER ─── */
.loader {
  display: inline-block;
  width: 1.2rem;
  height: 1.2rem;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.page-loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 60vh;
  gap: 1rem;
  color: var(--text-muted);
}
.page-loader .loader {
  width: 2.5rem;
  height: 2.5rem;
  border-color: rgba(59,130,246,0.2);
  border-top-color: var(--blue);
}

/* ─── TOAST ─── */
#toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  font-size: 0.88rem;
  box-shadow: var(--shadow-card);
  animation: slideIn 0.25s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 260px;
  max-width: 380px;
}
.toast-success { border-color: var(--green); color: var(--green-light); }
.toast-error   { border-color: var(--red);   color: var(--red-light); }
.toast-info    { border-color: var(--blue);  color: var(--blue-light); }
@keyframes slideIn { from { transform: translateX(120%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ─── MODAL ─── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-card);
  animation: fadeUp 0.25s ease;
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.modal-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.5rem; }
.modal-body  { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 1.5rem; }
.modal-footer{ display: flex; justify-content: flex-end; gap: 0.75rem; }

/* ─── DIVIDER ─── */
.divider { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }
.divider-text {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-muted);
  font-size: 0.8rem;
  margin: 1.5rem 0;
}
.divider-text::before, .divider-text::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* ─── SECTION HEADER ─── */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.section-tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--blue-light);
  margin-bottom: 0.35rem;
}

/* ─── LOGIN PAGE ─── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  background: radial-gradient(ellipse at 20% 50%, rgba(59,130,246,0.06) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(6,182,212,0.06) 0%, transparent 50%);
}
.login-logo {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 1.25rem;
}
.login-subtitle { font-size: 0.85rem; color: var(--text-muted); margin-top: 0.25rem; text-align: center; }

.tab-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--bg-input);
  border-radius: var(--radius-md);
  padding: 0.25rem;
  margin-bottom: 1.5rem;
}
.tab-btn {
  padding: 0.55rem;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.tab-btn.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-card);
}

/* ─── RESULTADO INFORME ─── */
.result-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 1.5rem;
  align-items: start;
}
.criteria-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.criteria-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
}
.criteria-value { font-size: 2rem; font-weight: 800; }
.criteria-label { font-size: 0.75rem; color: var(--text-muted); }

/* ─── PDF ZONE (oculta, para impresión) ─── */
#pdf-zone {
  position: absolute;
  left: -9999px;
  top: 0;
  width: 820px;
  background: #fff;
  color: #111;
  font-family: 'Inter', sans-serif;
  padding: 40px;
}

/* ─── EMPTY STATE ─── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
  color: var(--text-muted);
}
.empty-state-icon { font-size: 3rem; margin-bottom: 1rem; opacity: 0.4; }
.empty-state h3 { color: var(--text-secondary); margin-bottom: 0.5rem; }

/* ─── STEP CONTENT ─── */
.step-content { display: none; }
.step-content.active { display: block; }

.step-intro {
  background: linear-gradient(135deg, rgba(59,130,246,0.08), rgba(6,182,212,0.05));
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
}
.step-intro p { color: var(--text-secondary); font-size: 0.9rem; margin-top: 0.35rem; }

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .likert-options { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .result-grid { grid-template-columns: 1fr; }
  .criteria-grid { grid-template-columns: 1fr 1fr; }
  .progress-label { display: none; }
  .topbar-name { display: none; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .card { padding: 1.25rem; }
  h1 { font-size: 1.6rem; }
}

/* ─── UTILIDADES ─── */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 0.82rem; }
.text-xs { font-size: 0.72rem; }
.font-bold { font-weight: 700; }
.hidden { display: none !important; }
.text-center { text-align: center; }
.w-full { width: 100%; }