/* ============================================================
   Formia — hoja de estilos del aplicativo PHP.
   Tokens del Design System traducidos a clases CSS planas
   (sin build, sin React). Tema oscuro por defecto;
   .theme-light para el formulario público claro.
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700;800&family=Geist+Mono:wght@400;500;600&display=swap');

:root {
  --brand-primary: #3b82f6;
  --brand-primary-strong: #2563eb;
  --brand-primary-soft: rgba(59,130,246,.16);
  --bg-base:#0a0e14; --bg-subtle:#0d121a;
  --surface-1:#11161f; --surface-2:#161c27; --surface-3:#1c2430; --surface-inset:#080b11;
  --text-strong:#e8edf4; --text-body:#ccd3dd; --text-muted:#8b97a8; --text-subtle:#64707f; --text-disabled:#475266;
  --border-subtle:rgba(255,255,255,.07); --border-default:rgba(255,255,255,.11); --border-strong:rgba(255,255,255,.18);
  --field-bg:#0d121a; --field-border:rgba(255,255,255,.12); --field-ph:#64707f;
  --success:#10b981; --success-soft:rgba(16,185,129,.16); --success-text:#34d399;
  --warning:#f59e0b; --warning-soft:rgba(245,158,11,.18); --warning-text:#fbbf24;
  --danger:#ef4444; --danger-soft:rgba(239,68,68,.16); --danger-text:#f87171;
  --info:#06b6d4; --info-soft:rgba(6,182,212,.16);
  --font-sans:"Geist",ui-sans-serif,system-ui,sans-serif;
  --font-mono:"Geist Mono",ui-monospace,monospace;
  --r-sm:6px; --r-md:8px; --r-lg:12px; --r-xl:16px; --r-pill:999px;
  --sh-xs:0 1px 2px rgba(0,0,0,.3);
  --sh-sm:0 1px 3px rgba(0,0,0,.36),0 1px 2px rgba(0,0,0,.28);
  --sh-md:0 4px 12px rgba(0,0,0,.4),0 2px 4px rgba(0,0,0,.28);
  --sh-lg:0 12px 32px rgba(0,0,0,.46),0 4px 10px rgba(0,0,0,.32);
  --ring:0 0 0 3px color-mix(in oklab, var(--brand-primary) 45%, transparent);
  --sidebar-w:248px; --topbar-h:60px;
  color-scheme: dark;
}

/* Light theme (formulario público claro) */
.theme-light {
  --bg-base:#f5f7fa; --bg-subtle:#eef1f6;
  --surface-1:#fff; --surface-2:#fff; --surface-3:#f8fafc; --surface-inset:#f1f4f9;
  --text-strong:#0c1220; --text-body:#1e293b; --text-muted:#51607a; --text-subtle:#6b7890; --text-disabled:#9aa6ba;
  --field-bg:#fff; --field-border:rgba(15,23,42,.16); --field-ph:#94a3b8;
  --border-subtle:rgba(15,23,42,.06); --border-default:rgba(15,23,42,.11); --border-strong:rgba(15,23,42,.18);
  --sh-xs:0 1px 2px rgba(15,23,42,.06);
  --sh-sm:0 1px 3px rgba(15,23,42,.1),0 1px 2px rgba(15,23,42,.06);
  --sh-md:0 4px 12px rgba(15,23,42,.1),0 2px 4px rgba(15,23,42,.06);
  --sh-lg:0 12px 32px rgba(15,23,42,.14);
  color-scheme: light;
}

*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:var(--font-sans);font-size:15px;line-height:1.5;color:var(--text-body);background:var(--bg-base);-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5{margin:0;color:var(--text-strong);font-weight:600;letter-spacing:-.01em;line-height:1.28}
a{color:color-mix(in oklab,var(--brand-primary) 70%,#fff);text-decoration:none}
a:hover{text-decoration:underline}
p{margin:0}
.data-mono{font-family:var(--font-mono);letter-spacing:-.01em;font-feature-settings:"tnum" 1}
.eyebrow{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-subtle)}
.muted{color:var(--text-muted)} .subtle{color:var(--text-subtle)}
::selection{background:color-mix(in oklab,var(--brand-primary) 36%,transparent)}
*{scrollbar-width:thin;scrollbar-color:#313c4e transparent}
*::-webkit-scrollbar{width:10px;height:10px}
*::-webkit-scrollbar-thumb{background:#313c4e;border-radius:999px;border:2px solid transparent;background-clip:content-box}

.auth-bg{background:radial-gradient(circle at 1px 1px, rgba(255,255,255,.04) 1px, transparent 0) 0 0/24px 24px, linear-gradient(160deg,#0c1220,#080b11)}
.brand-mark{display:inline-flex}
.brand-mark svg{width:30px;height:30px}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 16px;font-family:var(--font-sans);font-size:15px;font-weight:600;letter-spacing:-.01em;line-height:1;border-radius:var(--r-md);border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:background .12s,border-color .12s,color .12s,box-shadow .12s,transform .08s;text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:none;box-shadow:var(--ring)}
.btn .ic{width:17px;height:17px;flex:none}
.btn-primary{background:var(--brand-primary);color:#fff;box-shadow:var(--sh-sm)}
.btn-primary:hover{background:var(--brand-primary-strong);text-decoration:none}
.btn-secondary{background:var(--surface-2);color:var(--text-strong);border-color:var(--border-default)}
.btn-secondary:hover{background:var(--surface-3);text-decoration:none}
.btn-ghost{background:transparent;color:var(--text-body)}
.btn-ghost:hover{background:var(--surface-2);text-decoration:none}
.btn-outline{background:transparent;color:color-mix(in oklab,var(--brand-primary) 70%,#fff);border-color:var(--border-strong)}
.btn-outline:hover{background:var(--brand-primary-soft);text-decoration:none}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#dc2626;text-decoration:none}
.btn-sm{height:32px;padding:0 12px;font-size:13px}
.btn-lg{height:48px;padding:0 22px;font-size:17px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--r-md);background:transparent;border:1px solid transparent;color:var(--text-muted);cursor:pointer;transition:background .12s,color .12s}
.icon-btn:hover{background:var(--surface-2);color:var(--text-strong)}
.icon-btn.sm{width:30px;height:30px}
.icon-btn.danger:hover{background:var(--danger-soft);color:var(--danger-text)}

/* ---- Cards ---- */
.card{background:var(--surface-1);border:1px solid var(--border-subtle);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-xs)}
.card.pad-sm{padding:16px}.card.pad-0{padding:0}
.card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:16px}
.card-title{font-size:19px;font-weight:600;letter-spacing:-.01em;color:var(--text-strong)}
.card-sub{font-size:13px;color:var(--text-subtle);margin-top:2px}

/* ---- Fields ---- */
.field{display:flex;flex-direction:column;gap:7px}
.field-label{font-size:13px;font-weight:500;color:var(--text-body)}
.field-label .req{color:var(--danger-text)}
.field-hint{font-size:13px;color:var(--text-subtle)}
.field-error{font-size:13px;color:var(--danger-text)}
.input,.select,.textarea{width:100%;font-family:var(--font-sans);font-size:15px;color:var(--text-strong);background:var(--field-bg);border:1px solid var(--field-border);border-radius:var(--r-md);outline:none;transition:border-color .12s,box-shadow .12s}
.input,.select{height:40px;padding:0 12px}
.textarea{padding:10px 12px;min-height:84px;resize:vertical;line-height:1.5}
.input.lg,.select.lg{height:48px;font-size:17px}
.input::placeholder,.textarea::placeholder{color:var(--field-ph)}
.input:focus,.select:focus,.textarea:focus{border-color:var(--brand-primary);box-shadow:var(--ring)}
.select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238b97a8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 11px center;padding-right:34px}
.input.invalid{border-color:var(--danger)}

/* choice rows */
.choice{display:flex;align-items:flex-start;gap:10px;padding:9px 12px;border:1px solid var(--border-subtle);border-radius:var(--r-md);background:var(--surface-2);cursor:pointer;transition:border-color .12s,background .12s}
.choice:hover{border-color:var(--border-strong)}
.choice input{margin-top:2px;accent-color:var(--brand-primary);width:17px;height:17px;flex:none}
.choice.sel{border-color:var(--brand-primary);background:var(--brand-primary-soft)}

/* ---- Badges / status ---- */
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:var(--r-pill);font-size:13px;font-weight:500;line-height:1;white-space:nowrap;background:var(--surface-3);color:var(--text-muted)}
.badge .dot{width:6px;height:6px;border-radius:50%;background:currentColor}
.badge.sm{height:20px;font-size:11px;padding:0 8px}
.badge-brand{background:var(--brand-primary-soft);color:color-mix(in oklab,var(--brand-primary) 70%,#fff)}
.badge-success{background:var(--success-soft);color:var(--success-text)}
.badge-warning{background:var(--warning-soft);color:var(--warning-text)}
.badge-danger{background:var(--danger-soft);color:var(--danger-text)}
.badge-info{background:var(--info-soft);color:color-mix(in oklab,var(--info) 70%,#fff)}

/* ---- Banners ---- */
.banner{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border-radius:var(--r-md);border:1px solid var(--border-default);font-size:14px}
.banner-success{background:var(--success-soft);border-color:color-mix(in oklab,var(--success) 38%,transparent)}
.banner-warning{background:var(--warning-soft);border-color:color-mix(in oklab,var(--warning) 40%,transparent)}
.banner-danger{background:var(--danger-soft);border-color:color-mix(in oklab,var(--danger) 40%,transparent)}
.banner-info{background:var(--info-soft);border-color:color-mix(in oklab,var(--info) 38%,transparent)}

/* ---- Avatar ---- */
.avatar{display:inline-flex;align-items:center;justify-content:center;border-radius:50%;color:#fff;font-weight:600;letter-spacing:-.01em;flex:none;box-shadow:inset 0 0 0 1px var(--border-subtle);overflow:hidden}
.avatar.xs{width:24px;height:24px;font-size:9px}
.avatar.sm{width:30px;height:30px;font-size:11px}
.avatar.md{width:38px;height:38px;font-size:14px}

/* ---- Layout shell ---- */
.shell{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);flex:none;display:flex;flex-direction:column;border-right:1px solid var(--border-subtle);background:var(--bg-subtle);padding:16px 14px;position:sticky;top:0;height:100vh}
.side-brand{display:flex;align-items:center;gap:10px;padding:4px 6px 18px}
.side-brand strong{font-size:19px;font-weight:700;letter-spacing:-.01em;color:var(--text-strong);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav{display:flex;flex-direction:column;gap:2px}
.nav-item{display:flex;align-items:center;gap:11px;height:38px;padding:0 10px;border-radius:var(--r-md);color:var(--text-muted);font-size:15px;font-weight:500;text-decoration:none;position:relative;transition:background .12s,color .12s}
.nav-item:hover{background:var(--surface-2);color:var(--text-strong);text-decoration:none}
.nav-item.active{background:var(--brand-primary-soft);color:color-mix(in oklab,var(--brand-primary) 72%,#fff);font-weight:600}
.nav-item.active::before{content:"";position:absolute;left:-10px;top:8px;bottom:8px;width:3px;border-radius:2px;background:var(--brand-primary)}
.nav-item .ic{width:18px;height:18px;flex:none}
.nav-item .count{margin-left:auto;font-size:11px;font-weight:600;padding:1px 7px;border-radius:999px;background:var(--surface-3);color:var(--text-subtle)}
.nav-section{padding:14px 10px 6px;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-subtle)}
.side-user{margin-top:auto;display:flex;align-items:center;gap:10px;padding:10px 8px;border-radius:var(--r-md);background:var(--surface-1);border:1px solid var(--border-subtle)}

.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{height:var(--topbar-h);flex:none;display:flex;align-items:center;gap:16px;padding:0 24px;border-bottom:1px solid var(--border-subtle);background:color-mix(in oklab,var(--bg-base) 85%,transparent);backdrop-filter:blur(8px);position:sticky;top:0;z-index:20}
.topbar h1{font-size:19px}
.topbar .sub{font-size:13px;color:var(--text-subtle)}
.content{flex:1;padding:24px}
.container{max-width:1280px;margin:0 auto}

/* ---- KPIs ---- */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.kpi{display:flex;flex-direction:column;gap:14px;padding:20px;background:var(--surface-1);border:1px solid var(--border-subtle);border-radius:var(--r-lg)}
.kpi-top{display:flex;align-items:center;justify-content:space-between}
.kpi-label{font-size:13px;color:var(--text-muted);font-weight:500}
.kpi-ic{width:34px;height:34px;border-radius:var(--r-md);display:inline-flex;align-items:center;justify-content:center;background:var(--brand-primary-soft);color:color-mix(in oklab,var(--brand-primary) 70%,#fff)}
.kpi-ic.success{background:var(--success-soft);color:var(--success-text)}
.kpi-ic.warning{background:var(--warning-soft);color:var(--warning-text)}
.kpi-ic.info{background:var(--info-soft);color:color-mix(in oklab,var(--info) 70%,#fff)}
.kpi-val{font-size:33px;font-weight:700;letter-spacing:-.02em;line-height:1;color:var(--text-strong);font-family:var(--font-mono)}

/* ---- Table ---- */
.table-wrap{width:100%;overflow-x:auto;border:1px solid var(--border-subtle);border-radius:var(--r-lg);background:var(--surface-1)}
table.tbl{width:100%;border-collapse:collapse;font-size:15px}
table.tbl th{text-align:left;padding:11px 16px;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-subtle);background:var(--bg-subtle);border-bottom:1px solid var(--border-subtle);white-space:nowrap}
table.tbl td{padding:12px 16px;border-bottom:1px solid var(--border-subtle);color:var(--text-body);vertical-align:middle}
table.tbl tr:last-child td{border-bottom:none}
table.tbl tbody tr:hover{background:var(--surface-2)}
.cell-mono{font-family:var(--font-mono);font-size:13px;letter-spacing:-.01em}
.empty{padding:48px 16px;text-align:center;color:var(--text-subtle);font-size:14px}

/* ---- Grid utils ---- */
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.stack{display:flex;flex-direction:column;gap:16px}
.spacer{flex:1}
.divider{height:1px;background:var(--border-subtle)}
.search{position:relative;display:flex;align-items:center}
.search .ic{position:absolute;left:12px;color:var(--text-subtle);width:16px;height:16px;pointer-events:none}
.search .input{padding-left:34px}

/* ---- Builder ---- */
.builder{display:grid;grid-template-columns:210px 1fr;gap:16px;align-items:start}
.palette{position:sticky;top:84px}
.palette-item{display:flex;align-items:center;gap:9px;width:100%;padding:8px;border:1px solid transparent;border-radius:var(--r-md);background:transparent;color:var(--text-muted);cursor:pointer;font-size:13px;text-align:left;transition:background .12s,color .12s}
.palette-item:hover{background:var(--surface-2);color:var(--text-strong)}
.palette-item .ic{width:16px;height:16px}
.section-block{border:1px solid var(--border-subtle);border-radius:var(--r-lg);background:var(--surface-1);margin-bottom:14px;overflow:hidden}
.section-head{display:flex;align-items:center;gap:10px;padding:12px 14px;background:var(--surface-2);border-bottom:1px solid var(--border-subtle)}
.section-head input{flex:1;background:transparent;border:none;outline:none;color:var(--text-strong);font-size:16px;font-weight:600;font-family:var(--font-sans)}
.field-card{display:flex;gap:12px;padding:12px 14px;border-bottom:1px solid var(--border-subtle);align-items:flex-start}
.field-card:last-child{border-bottom:none}
.field-card .grip{color:var(--text-disabled);cursor:grab;margin-top:6px}
.field-card .ftype{width:30px;height:30px;border-radius:var(--r-sm);background:var(--brand-primary-soft);color:color-mix(in oklab,var(--brand-primary) 70%,#fff);display:inline-flex;align-items:center;justify-content:center;flex:none;margin-top:2px}
.opt-row{display:flex;align-items:center;gap:8px;margin-top:6px}
.opt-row .input{height:32px;font-size:13px}

/* ---- Public form ---- */
.public-wrap{min-height:100vh;display:flex;justify-content:center;background:var(--bg-base)}
.public-form{width:100%;max-width:600px;background:var(--surface-1);min-height:100vh}
.pf-header{padding:26px 24px 20px;border-bottom:1px solid var(--border-subtle)}
.pf-body{padding:22px 24px;display:flex;flex-direction:column;gap:22px}
.pf-section-title{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-subtle);padding-bottom:8px;border-bottom:1px solid var(--border-subtle)}
.sig-pad{position:relative;border:1.5px dashed var(--field-border);border-radius:var(--r-lg);background:var(--field-bg);overflow:hidden}
.sig-pad canvas{display:block;width:100%;height:190px;touch-action:none;cursor:crosshair}
.sig-empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;pointer-events:none;color:var(--text-disabled)}
.pf-submit{padding:16px 24px;border-top:1px solid var(--border-subtle);background:var(--bg-subtle);position:sticky;bottom:0}

/* ---- QR ---- */
.qr-box{background:#fff;padding:16px;border-radius:var(--r-lg);display:inline-flex;position:relative}
.qr-logo{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:42px;height:42px;border-radius:10px;background:var(--brand-primary);display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 5px #fff}
.qr-logo svg{width:26px;height:26px}

/* modal */
.modal-overlay{position:fixed;inset:0;background:rgba(8,11,17,.72);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:20px;z-index:80}
.modal{width:100%;max-width:520px;background:var(--surface-1);border:1px solid var(--border-default);border-radius:var(--r-xl);box-shadow:var(--sh-lg);overflow:hidden}
.modal-head{display:flex;align-items:flex-start;gap:14px;padding:20px 20px 0}
.modal-body{padding:16px 20px}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;padding:14px 20px;border-top:1px solid var(--border-subtle);background:var(--bg-subtle)}

@media (max-width:880px){
  .kpis{grid-template-columns:repeat(2,1fr)}
  .builder{grid-template-columns:1fr}
  .palette{position:static;display:flex;flex-wrap:wrap}
}
@media (max-width:680px){
  .sidebar{display:none}
}