:root{
  --bg1:#0b1020;
  --bg2:#130a2a;
  --stroke: rgba(255,255,255,.12);
  --text:#e9eaf3;
  --muted:#b7b9d3;
  --primary:#8b5cf6;
  --primary2:#a78bfa;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }

body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif;
  color:var(--text);
  overflow:hidden;

  background:
    radial-gradient(1200px 600px at 20% 20%, rgba(139,92,246,.35), transparent 55%),
    radial-gradient(1000px 500px at 80% 70%, rgba(167,139,250,.25), transparent 55%),
    linear-gradient(180deg, var(--bg1), var(--bg2));
}

.glow{
  position:absolute; inset:-30%;
  background:
    radial-gradient(circle at 30% 35%, rgba(139,92,246,.18), transparent 45%),
    radial-gradient(circle at 70% 65%, rgba(167,139,250,.12), transparent 45%);
  filter: blur(20px);
  pointer-events:none;
}

.wrap{
  position:relative;
  height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
}

.card{
  width: 100%;
  max-width: 460px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.06));
  border: 1px solid var(--stroke);
  box-shadow:
    0 20px 60px rgba(0,0,0,.45),
    inset 0 1px 0 rgba(255,255,255,.08);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 26px;
}

.header{
  text-align:center;
  margin-bottom:18px;
}

.brand{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-weight: 800;
  font-size: 28px;
  letter-spacing:.3px;
}

.brand-badge{
  width:36px; height:36px;
  display:grid; place-items:center;
  border-radius: 12px;
  background: rgba(139,92,246,.20);
  border: 1px solid rgba(139,92,246,.25);
}

.subtitle{
  margin-top:8px;
  font-size: 13px;
  color: var(--muted);
}

.msg{
  margin: 14px 0 0;
  font-size: 13px;
  padding: 10px 12px;
  border-radius: 12px;
  display:none;
  border:1px solid transparent;
}
.msg.error{ background: rgba(239,68,68,.14); border-color: rgba(239,68,68,.26); }
.msg.ok{ background: rgba(34,197,94,.14); border-color: rgba(34,197,94,.26); }

.form{
  margin-top: 18px;
  display:flex;
  flex-direction:column;
  gap: 14px;
}

.field label{
  display:block;
  font-size:12px;
  color: #d6d7ec;
  margin: 0 0 8px;
}

.input-wrap{
  position:relative;
}

.input-wrap i{
  position:absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(233,234,243,.70);
  font-size: 14px;
  pointer-events:none;
}

.input{
  width:100%;
  height: 46px;
  padding: 12px 14px 12px 40px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(10, 13, 25, .35);
  color: var(--text);
  outline: none;
  transition: .2s ease;
}

.input::placeholder{ color: rgba(183,185,211,.70); }

.input:focus{
  border-color: rgba(167,139,250,.55);
  box-shadow: 0 0 0 4px rgba(139,92,246,.16);
}

.row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  margin-top: 4px;
}

.remember{
  display:flex;
  align-items:center;
  gap:8px;
  font-size: 13px;
  color: var(--muted);
  user-select:none;
}

.remember input{
  width: 16px; height:16px;
  accent-color: var(--primary);
}

.link{
  font-size: 13px;
  color: #d9cffc;
  text-decoration:none;
  opacity:.92;
}
.link:hover{ text-decoration:underline; }

.btn{
  margin-top: 6px;
  height: 46px;
  border-radius: 999px;
  border: 0;
  cursor:pointer;
  font-weight: 800;
  color: white;
  background: linear-gradient(90deg, var(--primary), var(--primary2));
  box-shadow: 0 12px 30px rgba(139,92,246,.25);
  transition: transform .08s ease, opacity .2s ease;
}
.btn:active{ transform: translateY(1px); }
.btn:disabled{ opacity:.65; cursor:not-allowed; }

.footer{
  margin-top: 14px;
  text-align:center;
  font-size: 13px;
  color: var(--muted);
}

.footer a{
  color:#e9ddff;
  font-weight:700;
  text-decoration:none;
}
.footer a:hover{ text-decoration:underline; }

.footer-credit{
  margin-top: 16px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,.75);
  letter-spacing: .3px;
  font-weight: 500;
}

.footer-credit:hover{
  color: rgba(255,255,255,.95);
  transition: color .2s ease;
}

@media (max-width: 420px){
  .card{ padding: 20px; }
  .brand{ font-size: 24px; }
}

/* ===============================================
   MODAL - Selección de empresa
================================================= */
.modal{
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal.hidden{
  display: none;
}

.modal-backdrop{
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
}

.modal-card{
  position: relative;
  width: 100%;
  max-width: 450px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.06));
  border: 1px solid var(--stroke);
  box-shadow: 0 20px 60px rgba(0,0,0,.45);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 24px;
  animation: modalSlideIn .25s ease-out;
}

@keyframes modalSlideIn{
  from{ opacity:0; transform: translateY(-20px) scale(.95); }
  to{ opacity:1; transform: translateY(0) scale(1); }
}

.modal-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.modal-title{
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.modal-title i{
  color: var(--primary);
  font-size: 20px;
}

.modal-body{
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.welcome-text{
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  text-align: center;
}

.company-list{
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 280px;
  overflow-y: auto;
  padding-right: 4px;
}

.company-list::-webkit-scrollbar{
  width: 6px;
}

.company-list::-webkit-scrollbar-track{
  background: rgba(255,255,255,.05);
  border-radius: 3px;
}

.company-list::-webkit-scrollbar-thumb{
  background: rgba(139,92,246,.5);
  border-radius: 3px;
}

.company-item{
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 12px;
  background: rgba(139,92,246,.08);
  border: 1px solid rgba(139,92,246,.2);
  cursor: pointer;
  transition: all .2s ease;
}

.company-item:hover{
  background: rgba(139,92,246,.15);
  border-color: rgba(139,92,246,.4);
  transform: translateX(4px);
}

.company-item i{
  font-size: 20px;
  color: var(--primary);
  flex-shrink: 0;
}

.company-info{
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.company-name{
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.company-code{
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .5px;
}

.company-item.is-default{
  background: rgba(139,92,246,.15);
  border-color: rgba(139,92,246,.4);
}

.company-item.selected{
  background: rgba(34,197,94,.14);
  border-color: rgba(34,197,94,.45);
  box-shadow: 0 0 0 3px rgba(34,197,94,.10);
}

.company-item.is-default .company-code::before{
  content: "★ ";
  color: var(--primary);
}

#companyMsg{
  margin: 0;
  font-size: 13px;
  padding: 10px 12px;
  border-radius: 12px;
  display: none;
  border: 1px solid transparent;
}

#companyMsg.error{ background: rgba(239,68,68,.14); border-color: rgba(239,68,68,.26); }
#companyMsg.ok{ background: rgba(34,197,94,.14); border-color: rgba(34,197,94,.26); }