:root{
  --bg:#f4f7fb;
  --panel:#ffffff;
  --panel-2:#f8fafc;
  --text:#1f2937;
  --muted:#6b7280;
  --line:#e5e7eb;
  --line-strong:#d8e1ec;
  --green:#7aa63f;
  --green-dark:#5f852f;
  --blue:#2f80ed;
  --red:#dc4c64;
  --orange:#f59e0b;
  --shadow:0 10px 28px rgba(16,24,40,.08);
  --radius:16px;
  --sidebar-w:260px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  background:linear-gradient(180deg,#f7f9fc 0%,#eef3f8 100%);
  color:var(--text);
  min-height:100vh;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:none}

.app-shell{min-height:100vh}
.app-sidebar{
  position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-w);
  background:linear-gradient(180deg,#89b342 0%, #78a53b 100%);
  color:#fff;box-shadow:8px 0 22px rgba(40,60,20,.14);
  padding:18px 14px 18px;overflow-y:auto;z-index:1000;
}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.brand{
  display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;letter-spacing:.2px;color:#fff;
}
.brand-badge{
  width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;font-size:20px;
  border:1px solid rgba(255,255,255,.18);
}
.sidebar-user{
  margin:10px 0 18px;padding:12px 14px;border-radius:14px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.15);
}
.sidebar-user .label{font-size:12px;opacity:.78;text-transform:uppercase;letter-spacing:.6px}
.sidebar-user .value{font-weight:700;margin-top:4px;line-height:1.3}
.nav-toggle{
  display:none;border:0;background:rgba(255,255,255,.16);color:#fff;
  padding:10px 12px;border-radius:12px;cursor:pointer;font-weight:700
}
.nav-section{margin:16px 0 10px;color:rgba(255,255,255,.72);font-size:12px;font-weight:800;letter-spacing:.8px;text-transform:uppercase;padding:0 10px}
.nav-links{display:flex;flex-direction:column;gap:6px}
.nav-link{
  display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;
  color:rgba(255,255,255,.95);font-weight:600;transition:.18s ease;
}
.nav-link .icon{
  width:20px;text-align:center;opacity:.95;font-size:16px;flex:0 0 20px;
}
.nav-link:hover{background:rgba(255,255,255,.12);transform:translateX(2px)}
.nav-link.active{background:#fff;color:var(--green-dark);box-shadow:0 8px 20px rgba(27,49,7,.12)}
.nav-link.active .icon{opacity:1}
.nav-exit{margin-top:14px;padding-top:14px;border-top:1px solid rgba(255,255,255,.16)}

.app-main{margin-left:var(--sidebar-w);padding:28px 28px 34px}
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:rgba(255,255,255,.72);backdrop-filter:blur(10px);
  border:1px solid rgba(216,225,236,.9);border-radius:18px;padding:14px 18px;margin-bottom:22px;
  box-shadow:0 8px 24px rgba(15,23,42,.04);
}
.topbar-title{font-size:14px;color:var(--muted);font-weight:700;letter-spacing:.4px;text-transform:uppercase}
.topbar-subtitle{font-size:24px;font-weight:800;margin-top:3px;color:#243243}
.topbar-actions{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:14px}
.pill{
  display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line-strong);color:#405164;font-weight:600;
}

h1{font-size:30px;line-height:1.15;margin:0 0 18px;font-weight:800;color:#213041}
h2{font-size:20px;margin:0 0 14px;font-weight:800;color:#243243}
h3{font-size:16px;margin:0 0 10px;font-weight:800;color:#2b3a4b}
p{margin:0 0 12px;line-height:1.55}
.small{color:var(--muted);font-size:13px}
.msg,.error,.success{
  padding:14px 16px;border-radius:14px;border:1px solid transparent;margin:0 0 18px
}
.msg{background:#eef6ff;color:#184a8b;border-color:#cfe1fb}
.error{background:#fff1f2;color:#b42318;border-color:#fecdd3}
.success{background:#ecfdf3;color:#027a48;border-color:#b7ebcb}

.card,.box,.form-box,.pdf-box,table{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)
}
.card,.box,.form-box{padding:22px;margin-bottom:18px}
.card > :last-child,.box > :last-child,.form-box > :last-child{margin-bottom:0}
.grid,.two,.three{display:grid;gap:18px;margin-bottom:18px}
.grid,.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.three{grid-template-columns:repeat(3,minmax(0,1fr))}

.dashboard-kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-bottom:20px}
.kpi-card{
  position:relative;overflow:hidden;padding:20px 20px 18px;border-radius:18px;
  background:linear-gradient(180deg,#ffffff 0%,#f9fbfd 100%);
  border:1px solid #e6edf5;box-shadow:var(--shadow)
}
.kpi-card:before{
  content:"";position:absolute;right:-22px;top:-22px;width:88px;height:88px;border-radius:50%;background:rgba(122,166,63,.12)
}
.kpi-label{font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.6px;color:#6b7280;margin-bottom:10px}
.kpi-value{font-size:30px;font-weight:800;letter-spacing:-.3px;color:#1f2937;margin-bottom:8px}
.kpi-meta{font-size:14px;color:#5f6c7b;display:flex;align-items:center;gap:8px}
.kpi-dot{width:9px;height:9px;border-radius:50%;display:inline-block;background:var(--green)}
.kpi-card.orange:before{background:rgba(245,158,11,.12)}
.kpi-card.orange .kpi-dot{background:var(--orange)}
.kpi-card.blue:before{background:rgba(47,128,237,.12)}
.kpi-card.blue .kpi-dot{background:var(--blue)}
.kpi-card.red:before{background:rgba(220,76,100,.12)}
.kpi-card.red .kpi-dot{background:var(--red)}

.quick-actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:20px}
.quick-action{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 16px;
  display:flex;align-items:center;gap:14px;font-weight:700;color:#2d3c4d;box-shadow:var(--shadow)
}
.quick-action .qa-icon{
  width:46px;height:46px;border-radius:14px;background:#eef6ff;color:var(--blue);
  display:flex;align-items:center;justify-content:center;font-size:20px;flex:0 0 46px
}
.quick-action:hover{transform:translateY(-2px);border-color:#ced8e4}

.btn,button{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:42px;padding:10px 16px;border-radius:12px;border:1px solid transparent;
  background:#243243;color:#fff;font-weight:700;cursor:pointer;transition:.18s ease;text-decoration:none;
}
.btn:hover,button:hover{filter:brightness(1.03);transform:translateY(-1px)}
.btn-secondary{background:#fff;color:#2c3a4b;border-color:var(--line-strong)}
.btn-danger{background:#b42318;color:#fff}
.btn-light{background:#f8fafc;color:#223041;border-color:var(--line)}

input,textarea,select{
  width:100%;margin:8px 0 14px;padding:12px 14px;border:1px solid var(--line-strong);
  border-radius:12px;background:#fff;color:#243243;outline:none;font:inherit;
}
input:focus,textarea:focus,select:focus{border-color:#8eb95a;box-shadow:0 0 0 4px rgba(122,166,63,.12)}
label{display:block;font-weight:700;color:#334155;margin-bottom:4px}

.badge{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;background:#eef2f7;color:#516171;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.4px}
.badge.pendiente{background:#fff1f2;color:#b42318}
.badge.pagado{background:#ecfdf3;color:#027a48}

.table-wrap{overflow:auto;border-radius:var(--radius);background:#fff}
table{width:100%;border-collapse:separate;border-spacing:0;margin:0;overflow:hidden}
th,td{padding:14px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:#f8fafc;color:#475569;font-size:13px;text-transform:uppercase;letter-spacing:.5px;font-weight:800}
tr:hover td{background:#fbfdff}
tr:last-child td{border-bottom:none}
.actions a{display:inline-flex;align-items:center;gap:6px;font-weight:700;margin-right:10px}

.preview-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(340px,1fr);gap:22px;align-items:start}
.pdf-box{overflow:hidden;padding:0}
.pdf-box iframe{width:100%;height:900px;border:0;background:#fff;border-radius:0 0 var(--radius) var(--radius)}
.preview-actions{padding:14px 16px;border-top:1px solid var(--line);background:#fff}
.paste-zone{border:2px dashed #c9d3df;border-radius:16px;padding:16px;background:#fbfcfe;margin:8px 0 14px}
.paste-zone.active{border-color:#8eb95a;background:#f4faea}

.login-page{
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:radial-gradient(circle at top right,#dfeccc 0,#f5f8fc 40%,#edf3f8 100%)
}
.login-shell{display:grid;grid-template-columns:minmax(320px,450px) minmax(320px,520px);gap:24px;align-items:stretch;width:min(1020px,100%)}
.login-promo{
  background:linear-gradient(180deg,#89b342 0%, #6f9a33 100%);color:#fff;padding:34px;border-radius:24px;box-shadow:0 20px 40px rgba(66,98,22,.18)
}
.login-promo h1{color:#fff;margin-bottom:14px;font-size:38px}
.login-promo p{color:rgba(255,255,255,.9);font-size:16px}
.login-points{margin-top:26px;display:grid;gap:12px}
.login-point{display:flex;gap:12px;align-items:flex-start;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.14);padding:14px;border-radius:16px}
.login-point .icon{width:30px;height:30px;border-radius:10px;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;flex:0 0 30px}
.login-box{padding:34px;border-radius:24px;background:#fff;border:1px solid var(--line);box-shadow:0 20px 40px rgba(15,23,42,.08)}
.login-box h2{font-size:30px;margin-bottom:8px}
.login-box .small{font-size:15px;margin-bottom:18px;display:block}
.login-box button{width:100%}
.login-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.login-brand .brand-badge{background:#eef5e0;color:#6f9a33;border:none}

@media (max-width: 1100px){
  .dashboard-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid,.two,.three,.preview-layout{grid-template-columns:1fr}
}
@media (max-width: 900px){
  .app-sidebar{position:sticky;width:100%;height:auto;max-height:none;border-radius:0;padding:14px 12px 12px}
  .app-main{margin-left:0;padding:16px}
  .brand-row{margin-bottom:10px}
  .nav-toggle{display:inline-flex}
  .nav-links{display:none;max-height:none;padding-top:10px}
  .nav-links.open{display:flex}
  .nav-exit{margin-top:8px}
  .topbar{padding:14px 16px;border-radius:16px}
  .topbar-subtitle{font-size:20px}
  .login-shell{grid-template-columns:1fr}
}
@media (max-width: 640px){
  .dashboard-kpis{grid-template-columns:1fr}
  .quick-actions{grid-template-columns:1fr 1fr}
  .app-main{padding:12px}
  .topbar{flex-direction:column;align-items:flex-start}
  h1{font-size:26px}
  table{font-size:14px}
  th,td{padding:12px 10px}
  .quick-actions{grid-template-columns:1fr}
}