/* ML Suite — estilos base derivados de los design tokens (Dirección Azul).
   Sin build: CSS plano con variables. Modo claro/oscuro vía [data-theme]. */
:root{
  --ml-primary:#2563EB;--ml-primary-hover:#1D4ED8;--ml-primary-soft:#EFF6FF;--ml-on-primary:#fff;
  --ml-accent:#06B6D4;
  --ml-slate-50:#F8FAFC;--ml-slate-100:#F1F5F9;--ml-slate-200:#E2E8F0;--ml-slate-300:#CBD5E1;
  --ml-slate-400:#94A3B8;--ml-slate-500:#64748B;--ml-slate-600:#475569;--ml-slate-700:#334155;
  --ml-slate-800:#1E293B;--ml-slate-900:#0F172A;
  --ml-text:#0F172A;--ml-text-secondary:#475569;--ml-text-muted:#94A3B8;
  --ml-surface:#fff;--ml-surface-sunken:#F8FAFC;--ml-border:#E2E8F0;--ml-border-strong:#CBD5E1;
  --ml-error:#DC2626;--ml-error-bg:#FEE2E2;--ml-error-text:#991B1B;
  --ml-success:#16A34A;--ml-success-bg:#DCFCE7;--ml-success-text:#166534;
  --ml-font-display:'Inter Tight',system-ui,sans-serif;--ml-font-body:'Inter',system-ui,sans-serif;
  --ml-radius-md:10px;--ml-radius-lg:14px;--ml-radius-xl:16px;--ml-radius-pill:999px;
  --ml-shadow-md:0 2px 10px -6px rgba(15,23,42,.12);--ml-shadow-lg:0 24px 60px -30px rgba(15,23,42,.5);
  --ml-focus:0 0 0 3px rgba(37,99,235,.15);
}
[data-theme="dark"]{
  --ml-text:#F8FAFC;--ml-text-secondary:#CBD5E1;--ml-text-muted:#94A3B8;
  --ml-surface:#0F172A;--ml-surface-sunken:#1E293B;--ml-border:#334155;--ml-border-strong:#475569;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--ml-font-body);color:var(--ml-text);background:var(--ml-surface-sunken);
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--ml-font-display);letter-spacing:-.02em;margin:0 0 .4em}
a{color:var(--ml-primary);text-decoration:none}
.muted{color:var(--ml-text-secondary)}
.small{font-size:13px}
/* ---- Botones ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;width:100%;
  padding:11px 16px;border-radius:var(--ml-radius-md);border:1px solid transparent;
  font:600 15px var(--ml-font-body);cursor:pointer;transition:.15s}
.btn-primary{background:var(--ml-primary);color:var(--ml-on-primary)}
.btn-primary:hover{background:var(--ml-primary-hover)}
.btn-outline{background:var(--ml-surface);color:var(--ml-text);border-color:var(--ml-border-strong)}
.btn-outline:hover{background:var(--ml-surface-sunken)}
/* ---- Formularios ---- */
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;font-size:13px;margin-bottom:6px;color:var(--ml-text-secondary)}
.input{width:100%;padding:11px 13px;border:1px solid var(--ml-border-strong);border-radius:var(--ml-radius-md);
  font:400 15px var(--ml-font-body);background:var(--ml-surface);color:var(--ml-text)}
.input:focus{outline:none;border-color:var(--ml-primary);box-shadow:var(--ml-focus)}
.input-wrap{position:relative}
.input-wrap .toggle{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:none;
  border:none;cursor:pointer;color:var(--ml-text-muted);font-size:13px}
.row-between{display:flex;align-items:center;justify-content:space-between;margin:4px 0 18px;font-size:13px}
/* ---- Alertas ---- */
.alert-error{background:var(--ml-error-bg);color:var(--ml-error-text);border:1px solid #FECACA;
  border-radius:var(--ml-radius-md);padding:10px 13px;font-size:14px;margin-bottom:16px}
.divider{display:flex;align-items:center;gap:12px;color:var(--ml-text-muted);font-size:13px;margin:18px 0}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--ml-border)}
/* ---- Layout auth (pantalla partida) ---- */
.auth{display:grid;grid-template-columns:46% 54%;min-height:100vh}
.auth-brand{background:linear-gradient(160deg,#1E3A8A,#0F172A);color:#fff;padding:48px;display:flex;
  flex-direction:column;justify-content:space-between}
.auth-brand .logo{font:700 22px var(--ml-font-display);letter-spacing:-.02em}
.auth-brand .tag{font:700 34px/1.15 var(--ml-font-display);letter-spacing:-.02em;max-width:9em;margin-top:auto}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.chip{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);color:#DBEAFE;
  padding:7px 13px;border-radius:var(--ml-radius-pill);font-size:13px;font-weight:600}
.auth-form{display:flex;align-items:center;justify-content:center;padding:32px;background:var(--ml-surface)}
.auth-card{width:100%;max-width:368px}
.auth-card h1{font-size:26px}
.auth-foot{text-align:center;margin-top:20px;font-size:14px;color:var(--ml-text-secondary)}
.trial-note{background:var(--ml-primary-soft);color:var(--ml-primary-hover);border-radius:var(--ml-radius-md);
  padding:10px 13px;font-size:13px;font-weight:600;margin-bottom:18px;text-align:center}
@media(max-width:840px){.auth{grid-template-columns:1fr}.auth-brand{display:none}}
/* ---- App (área autenticada) ---- */
.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;
  background:var(--ml-surface);border-bottom:1px solid var(--ml-border)}
.topbar .logo{font:700 18px var(--ml-font-display);color:var(--ml-text);letter-spacing:-.02em}
.wrap{max-width:1080px;margin:0 auto;padding:32px 24px}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin-top:20px}
.card{background:var(--ml-surface);border:1px solid var(--ml-border);border-radius:var(--ml-radius-lg);
  padding:20px;box-shadow:var(--ml-shadow-md)}
.card h3{font-size:17px}
.badge{display:inline-block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;
  padding:3px 8px;border-radius:var(--ml-radius-pill);background:var(--ml-primary-soft);color:var(--ml-primary-hover)}
.badge-soon{background:#FEF3C7;color:#92400E}

/* ===== Shell de app (sidebar) ===== */
.app{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.sidebar{background:var(--ml-surface);border-right:1px solid var(--ml-border);padding:18px 14px;display:flex;flex-direction:column;gap:3px}
.sidebar .logo{font:700 18px var(--ml-font-display);color:var(--ml-text);letter-spacing:-.02em;padding:6px 10px 14px}
.nav-link{display:block;padding:9px 11px;border-radius:var(--ml-radius-md);color:var(--ml-text-secondary);font-weight:500;font-size:14px}
.nav-link:hover{background:var(--ml-surface-sunken)}
.nav-link.active{background:var(--ml-primary-soft);color:var(--ml-primary-hover)}
.nav-sep{height:1px;background:var(--ml-border);margin:8px 6px}
.sidebar .foot{margin-top:auto;padding:10px;font-size:13px;color:var(--ml-text-secondary)}
.content{max-width:980px;margin:0 auto;padding:28px 24px}
@media(max-width:760px){.app{grid-template-columns:1fr}.sidebar{flex-direction:row;flex-wrap:wrap;align-items:center}.sidebar .foot{margin:0 0 0 auto}}
/* ===== Stepper ===== */
.stepper{display:flex;align-items:center;margin-bottom:22px}
.step{display:flex;align-items:center;gap:8px}
.step .dot{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}
.step.done .dot{background:var(--ml-success-bg);color:var(--ml-success-text)}
.step.active .dot{background:var(--ml-primary);color:#fff;box-shadow:var(--ml-focus)}
.step.pending .dot{background:var(--ml-slate-100);color:var(--ml-text-muted)}
.step .lbl{font-size:13px;font-weight:600;color:var(--ml-text-secondary)}
.step-conn{flex:1;height:2px;background:var(--ml-border);margin:0 12px}
.step-conn.on{background:var(--ml-primary)}
/* ===== Choice cards / dropzone ===== */
.choices{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:16px 0}
.choice{border:1px solid var(--ml-border-strong);border-radius:var(--ml-radius-lg);padding:18px}
.choice.selected{border-color:var(--ml-primary);box-shadow:var(--ml-focus)}
.dropzone{border:2px dashed var(--ml-border-strong);border-radius:var(--ml-radius-md);padding:22px;text-align:center;color:var(--ml-text-muted);font-size:13px;margin-top:10px}
@media(max-width:560px){.choices{grid-template-columns:1fr}}
/* ===== Badges de estado ===== */
.badge-success{background:var(--ml-success-bg);color:var(--ml-success-text)}
.badge-warning{background:#FEF3C7;color:#92400E}
.badge-error{background:var(--ml-error-bg);color:var(--ml-error-text)}
.btn-sm{width:auto;padding:8px 13px;font-size:13px}
/* ===== Fila de cuenta ML ===== */
.acct{display:flex;align-items:center;gap:12px;padding:13px;border:1px solid var(--ml-border);border-radius:var(--ml-radius-lg);margin-bottom:10px;flex-wrap:wrap}
.acct.danger{background:#FEF2F2;border-color:#FECACA}
.acct .ml-mark{width:34px;height:34px;border-radius:8px;background:#FFE600;display:flex;align-items:center;justify-content:center;color:#2D3277;font-weight:800;font-size:12px}
.acct .grow{flex:1;min-width:140px}
.row-actions{display:flex;gap:8px}
/* ===== Precios (público) ===== */
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--ml-border);max-width:1100px;margin:0 auto}
.nav .links{display:flex;gap:18px;align-items:center;font-size:14px;color:var(--ml-text-secondary)}
.pricing-head{text-align:center;padding:42px 20px 8px}
.pricing-head h1{font-size:34px}
.billing-toggle{display:inline-flex;border:1px solid var(--ml-border-strong);border-radius:var(--ml-radius-pill);padding:3px;gap:3px;margin-top:16px}
.billing-toggle button{border:none;background:none;padding:7px 16px;border-radius:var(--ml-radius-pill);font:600 13px var(--ml-font-body);cursor:pointer;color:var(--ml-text-secondary)}
.billing-toggle button.on{background:var(--ml-primary);color:#fff}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:980px;margin:24px auto;padding:0 20px}
.plan{border:1px solid var(--ml-border);border-radius:var(--ml-radius-xl);padding:26px;background:var(--ml-surface)}
.plan.featured{border:2px solid var(--ml-primary);position:relative}
.plan .price{font:700 32px var(--ml-font-display);color:var(--ml-text);margin:8px 0}
.plan ul{list-style:none;padding:0;margin:16px 0;font-size:14px}
.plan li{padding:5px 0;color:var(--ml-text-secondary)}
.plan li::before{content:"✓";color:var(--ml-success);font-weight:700;margin-right:8px}
.plan-tag{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--ml-primary);color:#fff;font-size:11px;font-weight:700;padding:4px 12px;border-radius:999px;text-transform:uppercase;letter-spacing:.04em}
.faq{max-width:720px;margin:30px auto;padding:0 20px}
.faq details{border-bottom:1px solid var(--ml-border);padding:14px 0}
.faq summary{font-weight:600;cursor:pointer;font-size:15px}
.faq p{color:var(--ml-text-secondary);font-size:14px;margin:8px 0 0}
@media(max-width:760px){.plans{grid-template-columns:1fr}.nav .links a:not(.btn){display:none}}

/* ===== Tablas + toolbar ===== */
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:16px 0}
.toolbar .grow{flex:1}
.search{padding:9px 12px;border:1px solid var(--ml-border-strong);border-radius:var(--ml-radius-md);font-size:14px;background:var(--ml-surface);color:var(--ml-text)}
.table{width:100%;border-collapse:collapse;font-size:14px;background:var(--ml-surface);border:1px solid var(--ml-border);border-radius:var(--ml-radius-lg);overflow:hidden}
.table th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--ml-text-muted);padding:11px 14px;border-bottom:1px solid var(--ml-border);font-weight:700}
.table td{padding:12px 14px;border-bottom:1px solid var(--ml-border)}
.table tr:last-child td{border-bottom:none}
.table tbody tr:hover{background:var(--ml-surface-sunken)}
.mono{font-family:var(--ml-font-mono),ui-monospace,monospace;font-size:13px}
.dot-sem{display:inline-block;width:10px;height:10px;border-radius:50%}
.sem-r{background:var(--ml-error)}.sem-y{background:#D97706}.sem-g{background:var(--ml-success)}
/* ===== Segmented ===== */
.seg{display:inline-flex;border:1px solid var(--ml-border-strong);border-radius:var(--ml-radius-md);overflow:hidden}
.seg button{border:none;background:var(--ml-surface);padding:8px 13px;font:600 13px var(--ml-font-body);cursor:pointer;color:var(--ml-text-secondary)}
.seg button.on{background:var(--ml-primary);color:#fff}
/* ===== Switch ===== */
.switch{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--ml-text-secondary);cursor:pointer}
.switch input{display:none}
.switch .track{width:38px;height:22px;border-radius:999px;background:var(--ml-slate-300);position:relative;transition:.15s;flex:none}
.switch .track::after{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.15s}
.switch input:checked + .track{background:var(--ml-primary)}
.switch input:checked + .track::after{transform:translateX(16px)}
/* ===== Dos paneles ===== */
.two-pane{display:grid;grid-template-columns:300px 1fr;gap:16px;align-items:start}
@media(max-width:820px){.two-pane{grid-template-columns:1fr}}
.list-item{padding:12px;border:1px solid var(--ml-border);border-radius:var(--ml-radius-md);margin-bottom:8px;cursor:pointer;background:var(--ml-surface)}
.list-item.sel{border-color:var(--ml-primary);box-shadow:var(--ml-focus)}
/* ===== Chat / drafts ===== */
.chat{display:flex;flex-direction:column;gap:8px;margin:12px 0}
.msg{max-width:80%;padding:9px 12px;border-radius:12px;font-size:14px}
.msg.them{background:var(--ml-surface-sunken)}
.msg.me{background:var(--ml-primary-soft);color:var(--ml-primary-hover);align-self:flex-end}
.draft{border:1px solid var(--ml-primary);background:var(--ml-primary-soft);border-radius:var(--ml-radius-md);padding:12px;font-size:14px;margin:8px 0}
.textarea{width:100%;min-height:88px;padding:11px 13px;border:1px solid var(--ml-border-strong);border-radius:var(--ml-radius-md);font:400 14px var(--ml-font-body);background:var(--ml-surface);color:var(--ml-text);resize:vertical}
/* ===== Config secciones ===== */
.section{background:var(--ml-surface);border:1px solid var(--ml-border);border-radius:var(--ml-radius-lg);padding:20px;margin-bottom:16px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:14px 0}
@media(max-width:560px){.form-grid{grid-template-columns:1fr}}
.section .actions{display:flex;justify-content:flex-end;margin-top:8px}
.radio-cards{display:flex;gap:12px;flex-wrap:wrap}
.radio-card{border:1px solid var(--ml-border-strong);border-radius:var(--ml-radius-md);padding:12px 16px;font-size:14px;cursor:pointer}
.radio-card.sel{border-color:var(--ml-primary);box-shadow:var(--ml-focus)}
/* ===== Super-admin ===== */
.admin-top{background:var(--ml-slate-900);color:#fff;padding:14px 24px;display:flex;justify-content:space-between;align-items:center}
.admin-top .logo{font:700 16px var(--ml-font-display);letter-spacing:-.02em}
.audit-note{font-size:12px;color:var(--ml-text-muted);margin-top:12px}