@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&display=swap");

:root {
  --vf-bg: #0b1220;
  --vf-panel: #121a2b;
  --vf-panel-2: #182234;
  --vf-border: #243044;
  --vf-text: #e8eef8;
  --vf-muted: #8b9bb3;
  --vf-blue: #3b82f6;
  --vf-green: #22c55e;
  --vf-radius: 14px;
  --vf-sidebar: 232px;
  --vf-font: "DM Sans", "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body.vf-body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  background: var(--vf-bg);
  color: var(--vf-text);
  font-family: var(--vf-font);
}
a { color: inherit; }

.vf-sidebar {
  width: var(--vf-sidebar);
  flex-shrink: 0;
  background: #0e1626;
  border-right: 1px solid var(--vf-border);
  padding: 1.25rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  position: sticky;
  top: 0;
  height: 100vh;
}
.vf-brand {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  padding: 0.35rem 0.65rem 1rem;
}
.vf-nav { display: flex; flex-direction: column; gap: 0.2rem; flex: 1; }
.vf-nav__link {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: var(--vf-muted);
  padding: 0.55rem 0.65rem;
  border-radius: 10px;
  font-size: 0.92rem;
  font-weight: 500;
}
.vf-nav__link:hover { background: rgba(255,255,255,0.04); color: var(--vf-text); }
.vf-nav__link.is-active { background: rgba(59,130,246,0.16); color: #fff; }
.vf-nav__link--muted { margin-top: auto; }
.vf-nav__ico { width: 1.1rem; text-align: center; opacity: 0.85; }

.vf-main { flex: 1; min-width: 0; }
.vf-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--vf-border);
  background: rgba(11,18,32,0.9);
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(8px);
}
.vf-crumb { margin: 0; font-weight: 600; }
.vf-top__right { display: flex; align-items: center; gap: 0.75rem; }
.vf-ws { color: var(--vf-muted); font-size: 0.88rem; }
.vf-content { padding: 1.25rem 1.5rem 2.5rem; }

.vf-btn {
  border: 1px solid var(--vf-border);
  background: var(--vf-panel);
  color: var(--vf-text);
  border-radius: 10px;
  padding: 0.55rem 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.88rem;
}
.vf-btn--primary { background: var(--vf-blue); border-color: transparent; color: #fff; }
.vf-btn--ghost { background: transparent; }

.vf-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 1.1rem;
}
.vf-select {
  background: var(--vf-panel);
  border: 1px solid var(--vf-border);
  color: var(--vf-text);
  border-radius: 10px;
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
}

.vf-grid { display: grid; gap: 1rem; }
.vf-grid--2 { grid-template-columns: 1.4fr 1fr; }
.vf-grid--kpis { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.vf-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.vf-card {
  background: var(--vf-panel);
  border: 1px solid var(--vf-border);
  border-radius: var(--vf-radius);
  padding: 1rem 1.1rem;
}
.vf-card h2, .vf-card h3 {
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
  font-weight: 600;
}
.vf-kpi__label { color: var(--vf-muted); font-size: 0.8rem; margin: 0 0 0.35rem; }
.vf-kpi__value { margin: 0; font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.vf-kpi__value.is-good { color: var(--vf-green); }

.vf-chart-wrap { position: relative; height: 220px; }
.vf-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.55rem; }
.vf-list li { display: flex; justify-content: space-between; gap: 0.75rem; font-size: 0.88rem; color: var(--vf-muted); }
.vf-list strong { color: var(--vf-text); font-weight: 600; }

.vf-acc {
  border: 1px solid var(--vf-border);
  border-radius: var(--vf-radius);
  background: var(--vf-panel);
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.vf-acc__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.1rem;
  cursor: pointer;
  font-weight: 600;
}
.vf-acc__body { padding: 0 1.1rem 1.1rem; border-top: 1px solid var(--vf-border); }
.vf-tabs { display: flex; gap: 1rem; border-bottom: 1px solid var(--vf-border); margin-bottom: 1.1rem; }
.vf-tabs a {
  text-decoration: none;
  color: var(--vf-muted);
  padding: 0.65rem 0.1rem;
  border-bottom: 2px solid transparent;
  font-weight: 600;
  font-size: 0.9rem;
}
.vf-tabs a.is-active { color: var(--vf-text); border-color: var(--vf-blue); }

.vf-auth {
  min-height: 100vh;
  width: 100%;
  display: grid;
  place-items: center;
  padding: 2rem;
  background:
    radial-gradient(900px 400px at 10% -10%, rgba(59,130,246,0.25), transparent 60%),
    radial-gradient(700px 360px at 100% 0%, rgba(34,197,94,0.12), transparent 55%),
    var(--vf-bg);
}
.vf-auth__card {
  width: min(420px, 100%);
  background: var(--vf-panel);
  border: 1px solid var(--vf-border);
  border-radius: 18px;
  padding: 1.75rem;
}
.vf-auth__card h1 { margin: 0 0 0.35rem; font-size: 1.6rem; letter-spacing: -0.03em; }
.vf-auth__card p { margin: 0 0 1.2rem; color: var(--vf-muted); }
.vf-field { display: flex; flex-direction: column; gap: 0.35rem; margin-bottom: 0.85rem; }
.vf-field label { font-size: 0.8rem; color: var(--vf-muted); font-weight: 600; }
.vf-field input {
  background: var(--vf-bg);
  border: 1px solid var(--vf-border);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  color: var(--vf-text);
  font: inherit;
}
.vf-alert {
  background: rgba(248,113,113,0.12);
  color: #fecaca;
  border: 1px solid rgba(248,113,113,0.25);
  border-radius: 10px;
  padding: 0.65rem 0.8rem;
  margin-bottom: 0.9rem;
  font-size: 0.88rem;
}
.vf-alert--ok {
  background: rgba(34,197,94,0.12);
  color: #bbf7d0;
  border-color: rgba(34,197,94,0.25);
}
.vf-auth__foot { margin-top: 1rem; font-size: 0.88rem; color: var(--vf-muted); }
.vf-auth__foot a { color: #93c5fd; }

.vf-modal[hidden] { display: none !important; }
.vf-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
}
.vf-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 6, 23, 0.72);
}
.vf-modal__panel {
  position: relative;
  z-index: 1;
  width: min(520px, 100%);
  background: var(--vf-panel);
  border: 1px solid var(--vf-border);
  border-radius: 14px;
  padding: 1.35rem 1.35rem 1.2rem;
  box-shadow: 0 24px 60px rgba(0,0,0,.45);
}
.vf-modal__panel h2 {
  margin: 0 0 .35rem;
  font-size: 1.2rem;
}
.vf-modal__sub {
  margin: 0 0 1.1rem;
  color: var(--vf-muted);
  font-size: .9rem;
}
.vf-modal__x {
  position: absolute;
  top: .55rem;
  right: .7rem;
  border: 0;
  background: transparent;
  color: var(--vf-muted);
  font-size: 1.4rem;
  cursor: pointer;
  line-height: 1;
}
.vf-connect-opts {
  display: flex;
  flex-direction: column;
  gap: .7rem;
}
.vf-connect-opt {
  display: block;
  text-align: left;
  text-decoration: none;
  color: inherit;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--vf-border);
  border-radius: 12px;
  padding: .95rem 1rem;
  cursor: pointer;
  font: inherit;
  width: 100%;
}
.vf-connect-opt:hover {
  border-color: var(--vf-blue);
  background: rgba(59,130,246,.08);
}
.vf-connect-opt strong {
  display: block;
  margin-bottom: .25rem;
  font-size: .95rem;
}
.vf-connect-opt span {
  display: block;
  color: var(--vf-muted);
  font-size: .82rem;
  line-height: 1.35;
}
.vf-link-box {
  margin-top: 1rem;
  padding-top: .9rem;
  border-top: 1px solid var(--vf-border);
}
.vf-link-box label {
  display: block;
  font-size: .8rem;
  color: var(--vf-muted);
  margin-bottom: .4rem;
}
.vf-link-row {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}
.vf-link-row input {
  flex: 1;
  min-width: 180px;
  padding: .55rem .7rem;
  border: 1px solid var(--vf-border);
  border-radius: 8px;
  background: var(--vf-bg);
  color: inherit;
  font-size: .8rem;
}
.vf-acc-group {
  border: 1px solid var(--vf-border);
  border-radius: 10px;
  margin-bottom: .55rem;
  padding: .35rem .75rem .55rem;
  background: rgba(255,255,255,.02);
}
.vf-acc-group summary {
  cursor: pointer;
  font-weight: 600;
  font-size: .9rem;
  padding: .35rem 0;
}
.vf-check-list {
  list-style: none;
  margin: .35rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .35rem;
}
.vf-check-list label {
  display: flex;
  align-items: center;
  gap: .55rem;
  flex-wrap: wrap;
  font-size: .86rem;
  color: var(--vf-text);
  cursor: pointer;
}
.vf-check-list code {
  font-size: .72rem;
  color: var(--vf-muted);
}
.vf-check-list em {
  font-style: normal;
  color: var(--vf-muted);
  font-size: .78rem;
  margin-left: auto;
}

@media (max-width: 1100px) {
  .vf-grid--2, .vf-grid--kpis, .vf-grid--3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
  body.vf-body { flex-direction: column; }
  .vf-sidebar { width: 100%; height: auto; position: relative; flex-direction: row; flex-wrap: wrap; }
  .vf-nav { flex-direction: row; flex-wrap: wrap; }
  .vf-grid--2, .vf-grid--kpis, .vf-grid--3 { grid-template-columns: 1fr; }
}