:root{
  --bg:#0b1220;
  --ink:#0f172a;
  --muted:rgba(15,23,42,.70);
  --card:rgba(255,255,255,.94);
  --accent:#0ea5e9;

  --r-xl:26px;
  --r-lg:18px;
  --r-pill:999px;

  --shadow: 0 18px 40px rgba(0,0,0,.22);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;
  color:var(--ink);
  background: #0b1220;
}

.page{
  height:100vh;
  display:flex;
  flex-direction:column;
}

/* Top bar */
.topbar{
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 0 18px;
  background: rgba(11,18,32,.82);
  border-bottom: 1px solid rgba(255,255,255,.10);
  backdrop-filter: blur(10px);
}
.brand img{ height:40px; width:auto; display:block; }
.login-btn{
  color:#fff;
  text-decoration:none;
  font-weight:900;
  font-size:13px;
  padding: 10px 16px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.10);
}
.login-btn:hover{ background: rgba(255,255,255,.14); }

/* Split layout */
.split{
  flex:1;
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  min-height: calc(100vh - 64px);
}
.left{
  position:relative;
  overflow:hidden;
}
.left__bg{
  position:absolute; inset:0;
  background-image: url('/assets/banner.jpg');
  background-size: cover;
  background-position:center;
  transform: scale(1.03);
  filter:saturate(1.08) contrast(1.02);
}
.left__overlay{
  position:absolute; inset:0;
  background:
    radial-gradient(900px 520px at 12% 10%, rgba(255,255,255,.20), rgba(255,255,255,0)),
    linear-gradient(110deg, rgba(11,18,32,.86), rgba(11,18,32,.55));
}
.left__content{
  position:relative;
  z-index:2;
  height:100%;
  padding: 34px 34px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap: 14px;
  max-width: 560px;
}
.left h1{
  margin:0;
  font-size: clamp(30px, 3.6vw, 54px);
  line-height:1.05;
  color:#fff;
  letter-spacing:.2px;
}
.accent{ color:#c7f3ff; }
.left p{
  margin:0;
  color: rgba(255,255,255,.78);
  font-size: 15px;
}
.chips{ display:flex; flex-wrap:wrap; gap:8px; }
.chip{
  padding: 7px 10px;
  border-radius: var(--r-pill);
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.14);
  color: rgba(255,255,255,.90);
  font-size: 12px;
}
.left__fine{
  margin-top: 6px;
  font-size: 12px;
  color: rgba(255,255,255,.65);
}

/* Right side */
.right{
  background: radial-gradient(900px 500px at 30% 10%, rgba(255,255,255,.10), rgba(255,255,255,0));
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding: 18px 22px;
  gap: 12px;
}
.card{
  width: min(520px, 100%);
  margin: 0 auto;
  background: var(--card);
  border: 1px solid rgba(255,255,255,.55);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow);
  padding: 14px;
}
.card__head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap: 10px;
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: 1px solid rgba(15,23,42,.08);
}
.card__title{ font-weight: 950; }
.card__sub{ font-size:12px; color: var(--muted); margin-top:2px; }
.pill{
  font-size: 12px;
  padding: 8px 10px;
  border-radius: var(--r-pill);
  background: rgba(15,23,42,.06);
  border: 1px solid rgba(15,23,42,.10);
  color: rgba(15,23,42,.75);
  white-space: nowrap;
}

/* KPIs smaller */
.kpis{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}
.kpi{
  padding: 10px;
  border-radius: var(--r-lg);
  background: rgba(15,23,42,.05);
}
.kpi--wide{ grid-column: span 1; }
.kpi__label{ font-size:12px; color: rgba(15,23,42,.65); margin-bottom:4px; }
.kpi__value{ font-size:16px; font-weight:950; }

/* Slider rows tighter */
.row{ margin: 10px 0; }
.row__top{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  font-size:13px;
  color:#1f2937;
  margin-bottom: 6px;
}
.row__top b{ font-weight: 950; }

/* Range styling */
.range{
  width:100%;
  appearance:none;
  height: 10px;
  border-radius: var(--r-pill);
  outline:none;
  background: linear-gradient(
    90deg,
    var(--accent) 0%,
    var(--accent) var(--fill, 50%),
    rgba(15,23,42,.14) var(--fill, 50%),
    rgba(15,23,42,.14) 100%
  );
}
.range::-webkit-slider-thumb{
  appearance:none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--ink);
  border: 4px solid #fff;
  box-shadow: 0 10px 16px rgba(0,0,0,.18);
  cursor:pointer;
}
.range::-moz-range-thumb{
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--ink);
  border: 4px solid #fff;
  box-shadow: 0 10px 16px rgba(0,0,0,.18);
  cursor:pointer;
}

/* Form compact */
.form{
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(15,23,42,.08);
}
.grid2{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.field label{
  display:block;
  font-size: 12px;
  color: rgba(15,23,42,.70);
  margin: 0 0 6px;
}
.field input{
  width:100%;
  border-radius: var(--r-lg);
  border: 1px solid rgba(15,23,42,.16);
  padding: 10px 12px;
  outline:none;
  background: rgba(255,255,255,.92);
}
.field input:focus{
  border-color: rgba(14,165,233,.45);
  box-shadow: 0 0 0 4px rgba(14,165,233,.12);
}

.btn{
  width:100%;
  margin-top: 10px;
  border:0;
  border-radius: var(--r-pill);
  padding: 12px 16px;
  font-weight: 950;
  cursor:pointer;
  background: var(--ink);
  color:#fff;
}
.btn:disabled{ opacity:.65; cursor:not-allowed; }

.msg{
  display:none;
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: var(--r-lg);
  font-size: 13px;
}
.msg.ok{ background:#ecfdf5; border:1px solid #86efac; color:#065f46; }
.msg.err{ background:#fef2f2; border:1px solid #fecaca; color:#991b1b; }
.tiny{ margin-top: 8px; font-size:12px; color: rgba(15,23,42,.60); }

.footer{
  text-align:center;
  font-size: 12px;
  color: rgba(255,255,255,.60);
}

/* Mobile / small screens */
@media (max-width: 980px){
  .split{ grid-template-columns: 1fr; }
  .left__content{ padding: 26px 18px; max-width: 720px; }
  .right{ padding: 14px 14px; }
  .grid2{ grid-template-columns: 1fr; }
}

/* Short screens (avoid scroll) */
@media (max-height: 760px){
  .chips{ display:none; }
  .left__content{ gap: 10px; }
  .card{ padding: 12px; }
  .kpi{ padding: 8px; }
  .kpi__value{ font-size: 15px; }
  .row{ margin: 8px 0; }
}