:root{
  --bg:#f4f4fb; --card:#fff; --ink:#1a1a2e; --muted:#6b6b80;
  --brand:#6c5ce7; --brand-dark:#4834a3; --brand-soft:#f6f5ff;
  --ok:#1e7e34; --ok-bg:#e6f6ea; --err:#c0392b; --err-bg:#fdecea;
  --line:#e6e6f0; --radius:14px; --shadow:0 6px 24px rgba(40,30,90,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:'Inter',-apple-system,'Segoe UI',sans-serif;background:var(--bg);color:var(--ink);line-height:1.55}
a{color:var(--brand-dark);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:100%;max-width:1080px;margin-inline:auto;padding-inline:20px}
.main{padding-block:32px;min-height:60vh}
h1,h2,h3,h4{line-height:1.25}

/* Topbar */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:18px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand__dot{width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,var(--brand),#a18bff)}
.topnav{display:flex;align-items:center;gap:18px;font-weight:500;font-size:14px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;font-weight:600;font-size:15px;
  padding:11px 20px;border-radius:10px;border:1px solid transparent;cursor:pointer;transition:.15s;text-decoration:none;font-family:inherit}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn--primary{background:var(--brand);color:#fff}
.btn--primary:hover{background:var(--brand-dark);color:#fff}
.btn--ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--brand);color:var(--brand-dark)}
.btn--white{background:#fff;color:var(--brand-dark)}
.btn--block{width:100%}
.btn--lg{padding:14px 26px;font-size:16px}
.btn--sm{padding:8px 14px;font-size:13px}
.btn--xs{padding:5px 10px;font-size:12px}
.btn--generate{background:linear-gradient(135deg,var(--brand),#8a72ff);font-size:16px;padding:14px 24px}

/* Cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.section{margin-top:0}
.section__title{font-size:19px;margin:0 0 14px}
.mt{margin-top:28px}
.gap{gap:24px}

/* Alerts */
.alert{padding:12px 16px;border-radius:10px;margin-bottom:16px;font-size:14px}
.alert--error{background:var(--err-bg);color:var(--err);border:1px solid #f5c6cb}
.alert--ok{background:var(--ok-bg);color:var(--ok);border:1px solid #c3e6cb}

/* Forms */
.form label{display:block;font-weight:600;font-size:14px;margin-bottom:14px}
.form input,.form select,.form textarea{width:100%;margin-top:6px;padding:11px 13px;border:1px solid var(--line);
  border-radius:10px;font-size:15px;font-family:inherit;background:#fff;color:var(--ink)}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(108,92,231,.12)}
.form textarea{resize:vertical}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.muted{color:var(--muted)}
.muted-sm{color:var(--muted);font-size:13px}
.pill{display:inline-block;background:var(--brand-soft);color:var(--brand-dark);font-weight:600;font-size:13px;padding:5px 12px;border-radius:20px;margin-bottom:14px}
.grad{background:linear-gradient(135deg,var(--brand),#a18bff);-webkit-background-clip:text;background-clip:text;color:transparent}

/* Hero / landing */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding-block:24px}
.hero h1{font-size:40px;margin:0 0 16px;letter-spacing:-.5px}
.lede{font-size:17px;color:var(--muted);margin-bottom:18px}
.checks{list-style:none;padding:0;margin:0}
.checks li{padding:7px 0 7px 30px;position:relative;font-weight:500}
.checks li::before{content:"✓";position:absolute;left:0;top:7px;color:#fff;background:var(--brand);width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:12px}
.hero__form h2{margin:0 0 16px;font-size:21px}

/* Steps bar */
.brief__head{margin-bottom:20px}
.steps-bar{display:flex;gap:6px;margin-bottom:24px;overflow-x:auto;padding-bottom:4px}
.steps-bar__item{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:30px;background:#fff;border:1px solid var(--line);white-space:nowrap;font-size:13px;color:var(--muted)}
.steps-bar__item.is-active{border-color:var(--brand);color:var(--brand-dark);background:var(--brand-soft)}
.steps-bar__item.is-done{color:var(--ok)}
.steps-bar__num{width:22px;height:22px;border-radius:50%;background:var(--line);display:grid;place-items:center;font-weight:700;font-size:12px;color:#fff}
.steps-bar__item.is-active .steps-bar__num{background:var(--brand)}
.steps-bar__item.is-done .steps-bar__num{background:var(--ok)}

/* Brief form steps */
.brief-form .step{display:none;border:none;padding:0;margin:0}
.brief-form .step.is-active{display:block;animation:fade .25s ease}
.brief-form .step h2{font-size:22px;margin:0 0 6px}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.brief-nav{display:flex;gap:12px;align-items:center;margin-top:24px;border-top:1px solid var(--line);padding-top:20px}
/* El atributo hidden debe ganar a .btn{display:inline-flex} */
.btn[hidden]{display:none!important}
/* "Anterior" a la izquierda; la acción principal siempre a la derecha */
#btnNext,#btnSubmit{margin-left:auto}

/* Chips & toggles */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:6px 0 18px}
.chip{position:relative;cursor:pointer;margin:0!important;font-weight:500!important}
.chip input{position:absolute;opacity:0;width:0;height:0}
.chip span{display:inline-block;padding:9px 16px;border:1px solid var(--line);border-radius:30px;font-size:14px;background:#fff;transition:.15s}
.chip input:checked + span{background:var(--brand);color:#fff;border-color:var(--brand)}
.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}
.toggle-row__q{font-weight:500;font-size:15px}
.switch{position:relative;display:inline-block;flex-shrink:0}
.switch input{position:absolute;opacity:0;width:0;height:0}
.switch__track{display:flex;width:84px;height:34px;border-radius:30px;background:#e74c3c;position:relative;cursor:pointer;transition:.2s;align-items:center}
.switch__track::after{content:"";position:absolute;width:28px;height:28px;border-radius:50%;background:#fff;left:3px;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.3)}
.switch input:checked + .switch__track{background:var(--ok)}
.switch input:checked + .switch__track::after{left:53px}
.switch__no,.switch__yes{flex:1;text-align:center;color:#fff;font-size:12px;font-weight:700;z-index:1}
.switch__yes{opacity:0}.switch__no{opacity:1}
.switch input:checked + .switch__track .switch__yes{opacity:1}
.switch input:checked + .switch__track .switch__no{opacity:0}

/* Page head */
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.page-head h1{margin:0 0 4px;font-size:28px}
.page-head__actions{display:flex;gap:10px;flex-wrap:wrap}

/* Dashboard reforzado · Madurez */
.level-badge{display:inline-flex;align-items:center;gap:6px;background:var(--brand-soft);color:var(--brand-dark);font-size:13px;font-weight:600;padding:6px 14px;border-radius:20px}
.maturity{margin-bottom:18px}
.maturity__top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:6px;flex-wrap:wrap}
.maturity__title{font-size:18px;margin:0}
.maturity__score{display:flex;align-items:baseline;gap:6px;margin-bottom:10px}
.maturity__score b{font-size:34px;font-weight:800;color:var(--brand-dark)}
.maturity__score span{color:var(--muted);font-size:14px}
.progress{height:12px;background:var(--line);border-radius:8px;overflow:hidden}
.progress__fill{height:100%;background:linear-gradient(90deg,var(--brand),#8a72ff);border-radius:8px;transition:width .6s ease}
.maturity__foot{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:14px;flex-wrap:wrap}
.gap-line{font-size:14px;color:var(--muted)}
.gap-line b{color:var(--ink)}

/* Próximos pasos */
.panel-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;margin-bottom:18px}
.next-steps{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px}
.next-steps__item{display:flex;align-items:center;gap:10px;font-size:15px}
.next-steps__item .dot{width:18px;height:18px;border-radius:50%;border:2px solid var(--line);flex-shrink:0;position:relative}
.next-steps__item--done .dot{background:var(--ok);border-color:var(--ok)}
.next-steps__item--done .dot::after{content:"✓";position:absolute;inset:0;color:#fff;font-size:11px;display:grid;place-items:center}
.next-steps__item--done span{color:var(--muted);text-decoration:line-through}

/* Lista de clientes ideales */
.brief-list{display:flex;flex-direction:column;gap:2px}
.brief-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid var(--line)}
.brief-row:last-child{border-bottom:none}
.brief-row strong{display:block}

/* Banner contextual del panel */
.panel-banner{display:flex;justify-content:space-between;align-items:center;gap:16px;background:var(--brand-soft);border:1px solid #d6d0ff;border-radius:var(--radius);padding:18px 22px;margin-bottom:18px;flex-wrap:wrap}
.panel-banner h4{margin:0 0 3px;color:var(--brand-dark);font-size:17px}
.panel-banner p{margin:0;font-size:14px;color:var(--muted)}

@media (max-width:820px){.panel-grid{grid-template-columns:1fr}}

/* Dashboard cards */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px}
.brief-card h3{margin:0 0 4px}
.brief-card__actions{margin-top:14px}
.empty{text-align:center;padding:48px 24px}

/* Strategy */
.lead-p{font-size:17px;font-weight:500}
.bullets{margin:6px 0;padding-left:20px}
.bullets li{margin:5px 0}
.strategy-steps{display:grid;gap:16px}
.step-card__head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.step-card__num{font-weight:700;color:var(--brand-dark)}
.step-card__goal{font-weight:500;margin:0 0 10px}
.badge{font-size:12px;font-weight:600;padding:3px 10px;border-radius:20px;background:var(--brand-soft);color:var(--brand-dark)}
.badge--linkedin{background:#eaf3ff;color:#0a66c2}
.badge--whatsapp{background:#e7f9ed;color:#1da851}
.badge--email{background:#fff0e6;color:#d35400}
.badge--instagram{background:#fdeaf3;color:#c13584}
.badge--google{background:#eef1ff;color:#4285f4}
.copybox{position:relative;margin:8px 0}
.copybox__text{white-space:pre-wrap;font-family:inherit;background:var(--brand-soft);border-left:3px solid var(--brand);
  padding:14px;border-radius:8px;font-size:14px;margin:0}
.copybtn{position:absolute;top:8px;right:8px}

/* Brecha */
.brecha-list{display:grid;gap:12px}
.brecha-item{display:flex;gap:12px;padding:12px;border-radius:10px;background:#fafaff;border:1px solid var(--line)}
.brecha-item--falta{background:var(--err-bg);border-color:#f5c6cb}
.brecha-item__icon{font-size:20px}
.tag{font-size:11px;font-weight:700;padding:2px 8px;border-radius:20px;margin-left:6px}
.tag--alta{background:#fdecea;color:var(--err)}
.tag--media{background:#fff4e0;color:#d35400}
.tag--baja{background:#eef7ee;color:var(--ok)}

/* CTA banners (Módulo 4) */
.cta-blocks{display:grid;gap:14px}
.cta-banner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 26px;border-radius:var(--radius);color:#fff;flex-wrap:wrap}
.cta-banner h3{margin:0 0 4px;font-size:18px}
.cta-banner p{margin:0;opacity:.95;font-size:14px}
.cta-banner--web{background:linear-gradient(120deg,#6c5ce7,#8a72ff)}
.cta-banner--video{background:linear-gradient(120deg,#e84393,#fd79a8)}
.cta-banner--mentoria{background:linear-gradient(120deg,#00997a,#00b894)}
.cta-global{text-align:center;background:var(--brand-soft);border:1px solid #d6d0ff;border-radius:var(--radius);padding:32px}
.cta-global h3{margin:0 0 6px;font-size:20px}

/* Processing */
.processing{display:grid;place-items:center;min-height:60vh}
.processing__card{text-align:center;max-width:480px}
.loader{width:54px;height:54px;border:5px solid var(--brand-soft);border-top-color:var(--brand);border-radius:50%;margin:0 auto 18px;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.processing__steps{list-style:none;padding:0;margin:18px 0;text-align:left}
.processing__steps li{padding:7px 0 7px 28px;position:relative;color:var(--muted);transition:.3s}
.processing__steps li::before{content:"○";position:absolute;left:0}
.processing__steps li.done{color:var(--ok)}
.processing__steps li.done::before{content:"✓"}

/* Stats & tables */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px}
.stat{text-align:center;padding:20px}
.stat__n{display:block;font-size:32px;font-weight:800;color:var(--brand-dark)}
.stat__l{color:var(--muted);font-size:13px}
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th,.table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
.table th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px}
.detail{border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin-bottom:10px}
.detail summary{cursor:pointer;font-weight:500}
.detail__body{padding-top:10px;font-size:14px}
.detail__body p{margin:6px 0}

/* Layout helpers */
.narrow{max-width:460px;margin-inline:auto}
.section + .section{margin-top:20px}

/* Footer */
.footer{background:#fff;border-top:1px solid var(--line);padding-block:24px;margin-top:40px}
.footer__inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.footer__cta a{font-weight:600}

/* Responsive */
@media (max-width:820px){
  .hero{grid-template-columns:1fr;gap:28px}
  .hero h1{font-size:30px}
  .grid-2{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .page-head{align-items:flex-start}
  .table{display:block;overflow-x:auto;white-space:nowrap}
}
@media print{.topbar,.footer,.no-print-flex .page-head__actions{display:none!important}}