/* === VARIABLES === */
:root {
  --c-primary: #E31E24;
  --c-dark: #1a1a1a;
  --c-mid: #888;
  --c-bg: #f5f5f5;
  --c-card: #fff;
  --c-border: #e8e8e8;
  --c-success: #2e7d32;
  --c-warning: #e65100;
  --c-danger: #c62828;
  --radius: 12px;
  --shadow: 0 2px 12px rgba(0,0,0,0.06);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', -apple-system, sans-serif; background: var(--c-bg); color: var(--c-dark); -webkit-font-smoothing: antialiased; }

/* === HEADER === */
.header { background: linear-gradient(135deg, #B71C1C 0%, #E31E24 60%, #ff5252 100%); box-shadow: 0 4px 24px rgba(227,30,36,0.25); padding: 14px 0; position: sticky; top: 0; z-index: 100; }
.header-inner { max-width: 1200px; margin: 0 auto; padding: 0 28px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand-logo { height: 38px; filter: brightness(10); }
.brand-sep { width: 1px; height: 28px; background: rgba(255,255,255,0.3); }
.brand-title { font-size: 1.05rem; font-weight: 700; color: #fff; letter-spacing: -0.3px; }
.header-nav { display: flex; gap: 6px; }
.nav-btn { background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.25); padding: 8px 16px; border-radius: 8px; font-size: 0.82rem; font-weight: 500; color: rgba(255,255,255,0.9); cursor: pointer; transition: all 0.2s; backdrop-filter: blur(4px); }
.nav-btn:hover { background: rgba(255,255,255,0.25); color: #fff; border-color: rgba(255,255,255,0.5); }
.nav-btn.active { background: #fff; color: var(--c-primary); border-color: #fff; font-weight: 700; }
.btn-logout { border-color: rgba(255,255,255,0.4); color: rgba(255,255,255,0.85); }
.btn-logout:hover { background: rgba(255,255,255,0.95); color: var(--c-danger); border-color: #fff; }

/* === PROGRESS === */
.progress-wrap { background: #fff; border-bottom: 1px solid var(--c-border); position: sticky; top: 66px; z-index: 90; padding: 10px 24px; }
.progress-bar-bg { background: #eee; border-radius: 20px; height: 8px; overflow: hidden; max-width: 980px; margin: 0 auto; }
.progress-bar-fill { background: linear-gradient(90deg, #E31E24, #ff5252); height: 100%; width: 20%; transition: width 0.3s; border-radius: 20px; }
.progress-txt { max-width: 980px; margin: 5px auto 0; font-size: 0.75rem; color: var(--c-mid); text-align: right; }

/* === LAYOUT === */
.container { max-width: 980px; margin: 0 auto; padding: 24px 18px 60px; }
.wide { max-width: 1280px; }
.card { background: var(--c-card); border-radius: var(--radius); box-shadow: 0 4px 20px rgba(0,0,0,0.05); padding: 28px; margin-bottom: 18px; border: 1px solid var(--c-border); transition: box-shadow 0.2s; }
.card:hover { box-shadow: 0 6px 28px rgba(0,0,0,0.08); }
.card h2 { color: var(--c-primary); font-size: 1.12rem; border-bottom: 2px solid #f0f0f0; padding-bottom: 12px; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.hint { color: var(--c-mid); font-size: 0.82rem; margin-bottom: 14px; }

/* === GRID === */
.grid3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
@media(max-width:760px) { .grid3 { grid-template-columns: 1fr; } }

/* === FORMS === */
.field { margin-bottom: 16px; }
label { display: block; font-weight: 600; font-size: 0.85rem; margin-bottom: 6px; color: var(--c-dark); }
.req::after { content: " *"; color: var(--c-primary); }
.sub-label { font-weight: 500; font-size: 0.8rem; color: var(--c-mid); margin-top: 10px; }
input[type=text], input[type=email], input[type=password], input[type=date], input[type=number], textarea, select {
  width: 100%; padding: 10px 14px; border: 1px solid var(--c-border); border-radius: 8px;
  font-size: 0.9rem; font-family: inherit; background: #fff; color: var(--c-dark); transition: border-color 0.2s;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(227,30,36,0.08); }
textarea { resize: vertical; min-height: 50px; }

/* === SCALE === */
.scale { display: flex; gap: 6px; flex-wrap: wrap; }
.scale button { flex: 1; min-width: 42px; padding: 12px 0; border: 1.5px solid var(--c-border); background: #fff; border-radius: 10px; font-weight: 700; color: var(--c-dark); cursor: pointer; transition: all 0.15s; font-size: 0.9rem; }
.scale button:hover { border-color: var(--c-primary); background: #fff7f8; transform: translateY(-1px); }
.scale button.sel { background: linear-gradient(135deg, #E31E24, #B71C1C); color: #fff; border-color: #E31E24; box-shadow: 0 3px 10px rgba(227,30,36,0.3); transform: translateY(-1px); }
.scale-labels { display: flex; justify-content: space-between; font-size: 0.72rem; color: var(--c-mid); margin-top: 5px; }

/* === CHECKBOX AREAS === */
.check-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 8px; }
@media(max-width:760px) { .check-grid { grid-template-columns: 1fr; } }
.check-item { display: flex; gap: 10px; align-items: flex-start; border: 1px solid var(--c-border); border-radius: 8px; padding: 10px 12px; background: #fafafa; cursor: pointer; transition: 0.15s; }
.check-item:hover { border-color: var(--c-primary); background: #fff7f8; }
.check-item.checked { border-color: var(--c-primary); background: #fce4ec; }
.check-item input { width: auto; margin-top: 3px; accent-color: var(--c-primary); }
.check-item .ci-txt strong { display: block; font-size: 0.88rem; }
.check-item .ci-txt span { font-size: 0.75rem; color: var(--c-mid); }
.area-block { border: 1px dashed var(--c-primary); border-radius: 10px; padding: 16px; margin-top: 14px; background: #fff7f8; }
.area-block h4 { color: var(--c-primary); margin-bottom: 10px; font-size: 0.9rem; }

/* === BUTTONS === */
.btn { padding: 10px 20px; border-radius: 8px; border: none; cursor: pointer; font-size: 0.88rem; font-weight: 600; transition: all 0.2s; font-family: inherit; letter-spacing: -0.2px; }
.btn-primary { background: linear-gradient(135deg, #E31E24, #B71C1C); color: #fff; box-shadow: 0 2px 8px rgba(227,30,36,0.25); }
.btn-primary:hover { background: linear-gradient(135deg, #B71C1C, #880E4F); transform: translateY(-1px); box-shadow: 0 4px 14px rgba(227,30,36,0.3); }
.btn-success { background: linear-gradient(135deg, #2e7d32, #1b5e20); color: #fff; box-shadow: 0 2px 8px rgba(46,125,50,0.25); }
.btn-success:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(46,125,50,0.3); }
.btn-outline { background: #fff; border: 1px solid var(--c-border); color: #555; }
.btn-outline:hover { border-color: var(--c-primary); color: var(--c-primary); background: #fff7f8; }
.btn-danger { background: #fff; border: 1px solid var(--c-danger); color: var(--c-danger); }
.btn-danger:hover { background: var(--c-danger); color: #fff; }
.btn-sm { padding: 6px 12px; font-size: 0.78rem; }
.btn-row { display: flex; justify-content: space-between; margin-top: 20px; gap: 10px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.gap-8 { display: flex; gap: 8px; }

/* === THANKS === */
.thanks-card { text-align: center; padding: 70px 20px; background: #fff; border-radius: 16px; box-shadow: 0 8px 32px rgba(0,0,0,0.08); }
.thanks-icon { width: 90px; height: 90px; border-radius: 50%; background: linear-gradient(135deg, #2e7d32, #1b5e20); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 2.2rem; margin: 0 auto 24px; box-shadow: 0 4px 16px rgba(46,125,50,0.3); }
.thanks-card h1 { color: var(--c-dark); margin-bottom: 12px; font-size: 1.6rem; }
.thanks-card p { color: var(--c-mid); margin-bottom: 28px; font-size: 1rem; }

/* === ADMIN TABS === */
.admin-tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 20px; border-bottom: 2px solid var(--c-border); padding-bottom: 0; }
.tab-btn { background: none; border: none; padding: 10px 18px; font-weight: 600; color: var(--c-mid); cursor: pointer; font-size: 0.85rem; border-bottom: 3px solid transparent; transition: 0.2s; }
.tab-btn:hover { color: var(--c-primary); }
.tab-btn.active { color: var(--c-primary); border-bottom-color: var(--c-primary); }
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* === KPIs === */
.kpi-row { display: grid; grid-template-columns: repeat(5,1fr); gap: 14px; margin-bottom: 20px; }
@media(max-width:900px) { .kpi-row { grid-template-columns: repeat(2,1fr); } }
.kpi { background: #fff; border-radius: var(--radius); box-shadow: 0 4px 16px rgba(0,0,0,0.06); padding: 20px 16px; border-top: 4px solid var(--c-primary); text-align: center; transition: transform 0.2s, box-shadow 0.2s; }
.kpi:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.1); }
.kpi .val { font-size: 2rem; font-weight: 800; color: var(--c-dark); }
.kpi .lbl { font-size: 0.72rem; color: var(--c-mid); text-transform: uppercase; letter-spacing: 0.3px; margin-top: 4px; }

/* === CHARTS === */
.chart-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
@media(max-width:900px) { .chart-grid { grid-template-columns: 1fr; } }
.chart-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; border: 1px solid var(--c-border); }
.chart-card h3 { font-size: 0.9rem; color: var(--c-dark); margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.chart-card h3 i { color: var(--c-primary); }
.chart-wrap { height: 260px; position: relative; }

/* === SEMÁFORO === */
.semaforo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px,1fr)); gap: 10px; }
.sem-card { border-radius: 10px; padding: 12px; color: #fff; }
.sem-card .n { font-weight: 800; font-size: 1.3rem; }
.sem-card .t { font-size: 0.75rem; opacity: 0.9; }
.sem-green { background: var(--c-success); }
.sem-yellow { background: var(--c-warning); }
.sem-red { background: var(--c-danger); }

/* === TABLE === */
.table-wrap { overflow-x: auto; max-height: 500px; border: 1px solid var(--c-border); border-radius: 10px; }
table { width: 100%; border-collapse: collapse; font-size: 0.82rem; }
th, td { padding: 10px 14px; text-align: left; border-bottom: 1px solid #f0f0f0; }
th { background: linear-gradient(135deg, #1a1a1a, #333); color: #fff; position: sticky; top: 0; font-size: 0.73rem; text-transform: uppercase; letter-spacing: 0.4px; }
tr:hover td { background: #fafafa; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin-bottom: 14px; }
.filters .field { margin-bottom: 0; min-width: 140px; flex: 1; }

/* === MODAL === */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.55); backdrop-filter: blur(4px); z-index: 200; align-items: center; justify-content: center; }
.modal-overlay.show { display: flex; }
.modal-box { background: #fff; border-radius: 16px; box-shadow: 0 16px 48px rgba(0,0,0,0.25); padding: 32px; width: 100%; max-width: 420px; }
.modal-box h3 { color: var(--c-primary); margin-bottom: 6px; display: flex; align-items: center; gap: 8px; font-size: 1.1rem; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; }
.login-error { color: var(--c-danger); font-size: 0.8rem; min-height: 16px; margin-top: 6px; }
.password-wrap { position: relative; }
.password-wrap input { padding-right: 40px; }
.password-toggle { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); background: none; border: none; cursor: pointer; color: var(--c-mid); font-size: 0.9rem; padding: 4px; }
.password-toggle:hover { color: var(--c-primary); }

/* === ACTION OVERLAY === */
.action-overlay { display: none; position: fixed; inset: 0; z-index: 300; background: rgba(0,0,0,0.45); backdrop-filter: blur(2px); align-items: center; justify-content: center; }
.action-overlay.show { display: flex; }
.action-box { text-align: center; padding: 30px 40px; background: #fff; border-radius: var(--radius); box-shadow: 0 4px 24px rgba(0,0,0,0.2); }
.action-box p { margin-top: 14px; font-size: 0.9rem; font-weight: 600; color: #333; }
.spinner { width: 44px; height: 44px; border: 4px solid #e0e0e0; border-top: 4px solid var(--c-primary); border-radius: 50%; animation: spin 0.8s linear infinite; margin: 0 auto; }
@keyframes spin { to { transform: rotate(360deg); } }

/* === TOAST === */
.toast { position: fixed; bottom: 20px; right: 20px; background: var(--c-dark); color: #fff; padding: 12px 20px; border-radius: 8px; box-shadow: var(--shadow); z-index: 999; font-size: 0.85rem; opacity: 0; transform: translateY(10px); transition: 0.25s; }
.toast.show { opacity: 1; transform: translateY(0); }

/* === BADGE === */
.badge { display: inline-block; padding: 3px 10px; border-radius: 12px; font-size: 0.7rem; font-weight: 600; }
.badge-green { background: #e8f5e9; color: var(--c-success); }
.badge-red { background: #fce4ec; color: var(--c-danger); }
.badge-gray { background: #f0f0f0; color: #888; }

/* === CONFIG ROWS === */
.cfg-row { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.cfg-row input { flex: 1; }
.cfg-row .btn-sm { flex-shrink: 0; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .header-inner { padding: 0 12px; flex-wrap: wrap; gap: 8px; }
  .brand-logo { height: 28px; }
  .brand-title { font-size: 0.9rem; }
  .header-nav { gap: 4px; }
  .nav-btn { padding: 6px 10px; font-size: 0.75rem; }
  .nav-btn i { display: none; }

  .container { padding: 14px 10px 40px; }
  .card { padding: 16px; }
  .grid3 { grid-template-columns: 1fr; }
  .chart-grid { grid-template-columns: 1fr; }
  .kpi-row { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .kpi .val { font-size: 1.4rem; }

  .admin-tabs { gap: 0; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
  .tab-btn { padding: 8px 12px; font-size: 0.78rem; white-space: nowrap; }

  .table-wrap { max-height: none; }
  table { font-size: 0.75rem; }
  th, td { padding: 6px 8px; }

  .flex-between { flex-direction: column; align-items: flex-start; gap: 10px; }
  .gap-8 { flex-wrap: wrap; }

  .filters { flex-direction: column; }
  .filters .field { min-width: 100%; }

  .modal-box { margin: 12px; padding: 20px; max-width: calc(100vw - 24px); }
  .modal-actions { flex-direction: column; }
  .modal-actions .btn { width: 100%; }

  .btn-row { flex-direction: column; }
  .btn-row .btn { width: 100%; text-align: center; }

  .semaforo-grid { grid-template-columns: repeat(2, 1fr); }
  .check-grid { grid-template-columns: 1fr; }

  .progress-wrap { top: 56px; }
}

@media (max-width: 480px) {
  .kpi-row { grid-template-columns: 1fr; }
  .brand-sep { display: none; }
  .header-nav { width: 100%; justify-content: center; }
  .semaforo-grid { grid-template-columns: 1fr; }
}

/* === CONFIG SECTIONS === */
.cfg-section-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border: 1px solid var(--c-border);
  border-radius: 8px;
  margin-bottom: 8px;
  background: #fafafa;
  transition: all 0.15s;
}
.cfg-section-row:hover { background: #fff; border-color: var(--c-primary); }
.cfg-section-num {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--c-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.8rem; flex-shrink: 0;
}
.cfg-section-info { flex: 1; }
.cfg-section-info strong { display: block; font-size: 0.88rem; }
.cfg-section-info span { font-size: 0.75rem; color: var(--c-mid); }

/* === FORM BUILDER === */
.fb-section { border: 2px solid var(--c-primary); border-radius: var(--radius); margin-bottom: 24px; overflow: hidden; background: #fff; box-shadow: 0 4px 16px rgba(227,30,36,0.08); }
.fb-section-header { display: flex; align-items: center; gap: 12px; padding: 16px 18px; background: linear-gradient(135deg, #fce4ec, #fff0f0); border-bottom: 2px solid var(--c-primary); }
.fb-section-drag { color: var(--c-primary); cursor: grab; font-size: 1.1rem; opacity: 0.6; }
.fb-section-title-wrap { flex: 1; display: flex; flex-direction: column; gap: 4px; }
.fb-section-title { border: none; background: transparent; font-size: 1rem; font-weight: 700; color: var(--c-primary); padding: 4px 8px; border-radius: 4px; }
.fb-section-title:focus { background: #fff; outline: 2px solid var(--c-primary); }
.fb-section-desc { border: none; background: transparent; font-size: 0.78rem; color: var(--c-mid); padding: 2px 8px; border-radius: 4px; }
.fb-section-desc:focus { background: #fff; outline: 1px solid var(--c-border); }
.fb-section-actions { display: flex; gap: 4px; flex-shrink: 0; }
.fb-questions { padding: 16px 18px; background: #fefafa; }
.fb-question { border: 1px solid #f0e0e0; border-left: 4px solid #E31E24; border-radius: 8px; padding: 12px 14px; margin-bottom: 10px; background: #fef9f9; transition: all 0.15s; box-shadow: 0 1px 4px rgba(0,0,0,0.03); }
.fb-question:hover { border-left-color: #B71C1C; box-shadow: 0 2px 8px rgba(227,30,36,0.08); background: #fff; }
.fb-q-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.fb-q-label { flex: 1; min-width: 200px; border: 1px solid #eee; background: #fafafa; padding: 8px 10px; border-radius: 6px; font-size: 0.85rem; font-weight: 500; }
.fb-q-label:focus { border-color: var(--c-primary); background: #fff; box-shadow: 0 0 0 3px rgba(227,30,36,0.08); }
.fb-q-type { width: 150px; padding: 7px 10px; border: 1px solid var(--c-border); border-radius: 6px; font-size: 0.78rem; background: #fff; }
.fb-q-req { display: flex; align-items: center; gap: 4px; font-size: 0.75rem; color: var(--c-mid); white-space: nowrap; }
.fb-q-req input { accent-color: var(--c-primary); }
.fb-q-extra { margin-top: 10px; padding-top: 10px; border-top: 1px dashed #ddd; }
.fb-q-extra label { font-size: 0.75rem; color: var(--c-mid); margin-right: 4px; font-weight: 600; }
.fb-q-extra input[type=number] { padding: 5px 8px; border: 1px solid var(--c-border); border-radius: 4px; font-size: 0.8rem; }
.fb-q-extra textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--c-border); border-radius: 6px; font-size: 0.8rem; margin-top: 4px; resize: vertical; }
.fb-add-q { margin: 4px 18px 16px; }
.fb-section + .fb-section { margin-top: 28px; }

@media (max-width: 768px) {
  .fb-section-header { flex-wrap: wrap; }
  .fb-section-actions { width: 100%; justify-content: flex-end; margin-top: 8px; }
  .fb-q-row { flex-direction: column; align-items: stretch; }
  .fb-q-label { min-width: 100%; }
  .fb-q-type { width: 100%; }
}

/* === Question move buttons === */
.fb-q-move { display: flex; flex-direction: column; gap: 2px; flex-shrink: 0; }
.btn-icon { width: 22px; height: 18px; display: flex; align-items: center; justify-content: center; border: 1px solid #ddd; border-radius: 4px; background: #fff; cursor: pointer; color: var(--c-mid); font-size: 0.65rem; transition: all 0.15s; }
.btn-icon:hover { border-color: var(--c-primary); color: var(--c-primary); background: #fff7f8; }
.btn-icon-placeholder { width: 22px; height: 18px; display: block; }

/* === Form Builder Option Rows === */
.fb-opt-row { display: flex; gap: 6px; align-items: center; margin-bottom: 6px; }
.fb-opt-row input { padding: 6px 8px; border: 1px solid var(--c-border); border-radius: 4px; font-size: 0.8rem; }

/* === SURVEY STEPS === */
.step { display: none; }
.step.active { display: block; }