:root {
  --bg: #061724;
  --panel: #0b2233;
  --panel-2: #0e2b3e;
  --line: rgba(95, 240, 226, .24);
  --text: #eff8ff;
  --muted: #9fb8c7;
  --accent: #23f0df;
  --accent-2: #08aa8f;
  --warn: #ffd166;
  --danger: #ff6b6b;
  --ok: #31d07d;
  --shadow: 0 18px 50px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 80% 0%, rgba(35,240,223,.16), transparent 35rem),
    linear-gradient(135deg, #020912, var(--bg) 58%, #052b33);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem clamp(1rem, 5vw, 4rem);
  background: rgba(245, 249, 252, .96);
  color: #071827;
  box-shadow: 0 2px 18px rgba(0,0,0,.08);
}
.brand { display: flex; align-items: center; gap: .75rem; color: #071827; letter-spacing: .12em; }
.brand-main { font-weight: 900; font-size: 1.85rem; letter-spacing: -.04em; }
.brand-line { height: 2.4rem; width: 1px; background: rgba(0,0,0,.2); }
.brand small { display: block; font-size: .7rem; color: #475569; letter-spacing: .25em; text-transform: uppercase; }
nav { display: flex; align-items: center; gap: .85rem; flex-wrap: wrap; }
nav a { color: #102337; font-weight: 700; font-size: .92rem; }
.shell { width: min(1180px, calc(100% - 2rem)); margin: 0 auto; padding: 2rem 0 4rem; }
.hero, .panel {
  background: linear-gradient(145deg, rgba(10,37,55,.92), rgba(5,21,35,.96));
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: clamp(1.2rem, 3vw, 2rem);
  margin-bottom: 1rem;
}
.hero h1 { font-size: clamp(2.1rem, 6vw, 4.7rem); line-height: .95; margin: .5rem 0 1rem; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .35em; font-weight: 800; font-size: .8rem; }
.muted { color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1rem; }
.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }
.card {
  background: rgba(13, 37, 55, .82);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
}
.card h3, .panel h2 { margin-top: 0; }
.kpi { font-size: 2rem; font-weight: 900; }
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: .28rem .65rem;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 800;
}
.badge.green { background: rgba(49,208,125,.13); color: var(--ok); border: 1px solid rgba(49,208,125,.35); }
.badge.yellow { background: rgba(255,209,102,.13); color: var(--warn); border: 1px solid rgba(255,209,102,.35); }
.badge.red { background: rgba(255,107,107,.13); color: var(--danger); border: 1px solid rgba(255,107,107,.35); }
.badge.blue { background: rgba(35,240,223,.10); color: var(--accent); border: 1px solid rgba(35,240,223,.28); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .85rem .7rem; border-bottom: 1px solid rgba(255,255,255,.08); text-align: left; vertical-align: top; }
th { color: var(--accent); text-transform: uppercase; letter-spacing: .1em; font-size: .75rem; }
input, select, textarea {
  width: 100%;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 12px;
  color: var(--text);
  padding: .8rem .9rem;
}
textarea { min-height: 110px; resize: vertical; }
label { display: grid; gap: .4rem; color: var(--muted); font-weight: 700; }
.btn, button {
  display: inline-flex;
  border: 0;
  border-radius: 12px;
  padding: .85rem 1.05rem;
  background: linear-gradient(135deg, var(--accent-2), #12cbb1);
  color: white;
  font-weight: 900;
  cursor: pointer;
}
.btn.secondary { background: rgba(255,255,255,.08); border: 1px solid var(--line); }
.actions { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; }
.flash { border-radius: 14px; padding: .9rem 1rem; margin: 0 0 1rem; border: 1px solid var(--line); background: rgba(35,240,223,.08); }
.flash.err { background: rgba(255,107,107,.12); border-color: rgba(255,107,107,.4); }
.login-wrap { min-height: calc(100vh - 150px); display: grid; place-items: center; }
.login-card { width: min(460px, 100%); }
.footer { padding: 1.5rem; text-align: center; color: var(--muted); font-size: .85rem; }
.status-green { color: var(--ok); }
.status-yellow { color: var(--warn); }
.status-red { color: var(--danger); }
.empty-state {
  border: 1px dashed var(--line);
  border-radius: 18px;
  color: var(--muted);
  padding: 1.2rem;
  margin-top: 1rem;
}
.document-group { margin-top: 1.3rem; }
.document-group-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: .75rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  padding-bottom: .7rem;
}
.document-group-head h2 { margin: 0; font-size: 1.05rem; color: var(--accent); }
.document-group-head span { color: var(--muted); font-size: .9rem; font-weight: 700; }
.document-list { display: grid; gap: .85rem; }
.document-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  background: rgba(13, 37, 55, .72);
  border: 1px solid rgba(95, 240, 226, .18);
  border-radius: 18px;
  padding: 1rem;
}
.document-icon {
  display: grid;
  place-items: center;
  width: 3.2rem;
  height: 3.2rem;
  border-radius: 16px;
  background: rgba(35,240,223,.12);
  border: 1px solid rgba(35,240,223,.32);
  color: var(--accent);
  font-size: .76rem;
  font-weight: 900;
  letter-spacing: .08em;
}
.document-main h3 {
  margin: 0 0 .6rem;
  line-height: 1.2;
  font-size: 1.05rem;
}
.document-details {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .6rem;
  color: var(--muted);
  font-size: .86rem;
}
.document-details span { min-width: 0; overflow-wrap: anywhere; }
.document-details b {
  display: block;
  color: rgba(239,248,255,.74);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: .15rem;
}
.document-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: .5rem;
}
.document-actions .btn { white-space: nowrap; }

@media (max-width: 860px) {
  .topbar { align-items: flex-start; flex-direction: column; }
  .grid { grid-template-columns: 1fr; }
  .col-3, .col-4, .col-6, .col-8, .col-12 { grid-column: span 1; }
  table, thead, tbody, tr, th, td { display: block; }
  th { display: none; }
  td { padding: .65rem 0; }
  .document-card { grid-template-columns: 1fr; align-items: stretch; }
  .document-icon { width: auto; height: auto; min-height: 2.4rem; justify-content: start; padding: .55rem .7rem; }
  .document-details { grid-template-columns: 1fr; }
  .document-actions { justify-content: stretch; }
  .document-actions .btn { justify-content: center; flex: 1 1 100%; }
}