:root {
  --green: #69f000;
  --green-hover: #7dff13;

  --bg: #0b0e10;
  --bg-soft: #101416;

  --panel: #14191c;
  --panel-hover: #181e21;

  --border: #2a3135;

  --text: #f6f7f7;
  --muted: #9aa4aa;

  --white: #ffffff;
  --black: #080909;

  --red: #ff5151;

  --radius: 10px;

  --page-width: 1420px;
}


/* =============================
   RESET
   ============================= */

* {
  box-sizing: border-box;
}


html {
  scroll-behavior: smooth;
}


body {
  margin: 0;

  background: var(--bg);

  color: var(--text);

  font-family:
    "Segoe UI",
    Arial,
    Helvetica,
    sans-serif;

  font-size: 15px;

  -webkit-font-smoothing: antialiased;
}


a {
  color: inherit;
}


/* =============================
   HEADER
   ============================= */

.site-header {
  background: var(--white);
}


.header-inner {
  width: min(
    var(--page-width),
    calc(100% - 48px)
  );

  height: 118px;

  margin: 0 auto;

  display: flex;

  align-items: center;
  justify-content: space-between;

  gap: 30px;
}


.logo-wrap {
  width: 340px;
  height: 98px;

  display: flex;

  align-items: center;

  overflow: hidden;

  text-decoration: none;
}


.site-logo {
  width: 330px;

  display: block;
}


.header-right {
  display: flex;

  align-items: center;

  gap: 16px;
}


.live-status {
  min-height: 40px;

  padding: 0 14px;

  display: flex;

  align-items: center;

  gap: 9px;

  border: 1px solid #d8dcde;

  border-radius: 6px;

  color: #25292c;

  font-size: 12px;

  font-weight: 700;
}


.live-dot {
  width: 9px;
  height: 9px;

  border-radius: 50%;

  background: #a5aaad;
}


.live-dot.online {
  background: var(--green);

  box-shadow:
    0 0 0 4px
    rgba(105, 240, 0, 0.12);
}


.live-dot.problem {
  background: var(--red);
}


.admin-link {
  min-height: 40px;

  padding: 0 17px;

  display: flex;

  align-items: center;

  border: 1px solid #202426;

  border-radius: 6px;

  color: #121415;

  text-decoration: none;

  font-size: 12px;

  font-weight: 700;
}


.admin-link:hover {
  background: #111;

  color: white;
}


.brand-line {
  height: 5px;

  background: var(--green);
}


/* =============================
   PAGE
   ============================= */

main {
  width: min(
    var(--page-width),
    calc(100% - 48px)
  );

  margin: auto;
}


/* =============================
   HERO
   ============================= */

.hero {
  min-height: 470px;

  padding: 72px 0;

  display: grid;

  grid-template-columns:
    minmax(0, 1.45fr)
    minmax(350px, 0.55fr);

  align-items: center;

  gap: 80px;
}


.eyebrow,
.small-label {
  color: var(--green);

  font-size: 11px;

  font-weight: 800;

  letter-spacing: 1.8px;

  text-transform: uppercase;
}


.hero h1 {
  max-width: 850px;

  margin: 14px 0 24px;

  font-size: clamp(
    48px,
    5.6vw,
    80px
  );

  line-height: 1;

  letter-spacing: -2.5px;

  font-weight: 800;
}


.hero h1 span {
  display: block;

  color: var(--green);
}


.hero p {
  max-width: 720px;

  margin: 0;

  color: var(--muted);

  font-size: 17px;

  line-height: 1.7;
}


.hero-actions {
  margin-top: 32px;

  display: flex;

  align-items: center;

  gap: 22px;
}


.primary-button {
  padding: 14px 20px;

  display: inline-flex;

  align-items: center;
  justify-content: center;

  border-radius: 6px;

  background: var(--green);

  color: #071000;

  text-decoration: none;

  font-size: 13px;

  font-weight: 800;
}


.primary-button:hover {
  background: var(--green-hover);
}


.hero-note {
  color: #707b81;

  font-size: 12px;
}


/* =============================
   NETWORK CARD
   ============================= */

.network-card {
  overflow: hidden;

  border: 1px solid var(--border);

  border-radius: var(--radius);

  background: var(--panel);

  box-shadow:
    0 20px 45px
    rgba(0, 0, 0, 0.22);
}


.network-card-header {
  padding: 22px;

  display: flex;

  align-items: flex-start;
  justify-content: space-between;

  gap: 15px;

  border-bottom:
    1px solid var(--border);
}


.network-card-header h2 {
  margin: 5px 0 0;

  font-size: 20px;

  font-weight: 700;
}


.network-badge {
  padding: 7px 9px;

  border:
    1px solid var(--border);

  border-radius: 5px;

  color: var(--muted);

  font-size: 9px;

  font-weight: 800;

  letter-spacing: 0.8px;
}


.network-badge.online {
  border-color:
    rgba(105, 240, 0, 0.35);

  background:
    rgba(105, 240, 0, 0.08);

  color: var(--green);
}


.network-badge.problem {
  border-color:
    rgba(255, 81, 81, 0.35);

  color: var(--red);
}


.network-big-number {
  padding: 36px 22px 30px;

  display: flex;

  align-items: baseline;

  gap: 14px;
}


.network-big-number strong {
  color: var(--green);

  font-size: 70px;

  line-height: 1;

  letter-spacing: -4px;
}


.network-big-number span {
  color: var(--muted);

  font-size: 13px;
}


.network-row {
  min-height: 52px;

  padding: 0 22px;

  display: flex;

  align-items: center;
  justify-content: space-between;

  gap: 20px;

  border-top:
    1px solid var(--border);
}


.network-row span {
  color: var(--muted);

  font-size: 12px;
}


.network-row strong {
  font-size: 12px;
}


/* =============================
   KPI CARDS
   ============================= */

.kpi-grid {
  display: grid;

  grid-template-columns:
    repeat(4, 1fr);

  gap: 12px;
}


.kpi-card {
  min-height: 125px;

  padding: 22px;

  display: flex;

  flex-direction: column;

  justify-content: space-between;

  border: 1px solid var(--border);

  border-radius: var(--radius);

  background: var(--panel);
}


.kpi-card span {
  color: var(--muted);

  font-size: 12px;

  font-weight: 600;
}


.kpi-card strong {
  margin-top: 22px;

  font-size: 36px;

  letter-spacing: -1.5px;
}


.kpi-card.accent {
  background: var(--green);

  border-color: var(--green);

  color: #071000;
}


.kpi-card.accent span {
  color: #1d3b07;
}


/* =============================
   TRACKS
   ============================= */

.tracks-section {
  padding: 90px 0 80px;
}


.section-header {
  margin-bottom: 24px;

  display: flex;

  align-items: flex-end;
  justify-content: space-between;

  gap: 25px;
}


.section-header h2 {
  margin: 6px 0 0;

  font-size: 34px;

  letter-spacing: -1px;
}


.last-updated {
  color: var(--muted);

  font-size: 11px;
}


.track-grid {
  display: grid;

  grid-template-columns:
    repeat(
      3,
      minmax(0, 1fr)
    );

  gap: 14px;
}


/* =============================
   TRACK CARD
   ============================= */

.track-card {
  overflow: hidden;

  border: 1px solid var(--border);

  border-radius: var(--radius);

  background: var(--panel);

  transition:
    border-color 0.15s ease,
    background 0.15s ease,
    transform 0.15s ease;
}


.track-card:hover {
  transform: translateY(-2px);

  border-color: #414a4f;

  background: var(--panel-hover);
}


.track-card.live {
  box-shadow:
    inset 3px 0 0
    var(--green);
}


.track-card.offline {
  box-shadow:
    inset 3px 0 0
    var(--red);
}


.track-card.disabled {
  opacity: 0.58;
}


.track-card-top {
  min-height: 115px;

  padding: 20px;

  display: flex;

  align-items: flex-start;
  justify-content: space-between;

  gap: 18px;
}


.track-name {
  margin: 0;

  font-size: 18px;

  line-height: 1.3;

  font-weight: 700;
}


.track-resource {
  margin-top: 6px;

  color: var(--muted);

  font-size: 12px;
}


.status-badge {
  flex-shrink: 0;

  padding: 6px 8px;

  border: 1px solid var(--border);

  border-radius: 5px;

  font-size: 9px;

  font-weight: 800;

  letter-spacing: 0.5px;
}


.status-badge.live {
  border-color:
    rgba(105, 240, 0, 0.35);

  color: var(--green);
}


.status-badge.offline {
  color: var(--red);
}


.status-badge.disabled {
  color: var(--muted);
}


.track-details {
  display: grid;

  grid-template-columns:
    1fr 1fr;

  border-top:
    1px solid var(--border);
}


.track-detail {
  padding: 16px 20px;
}


.track-detail + .track-detail {
  border-left:
    1px solid var(--border);
}


.track-detail span {
  display: block;

  margin-bottom: 5px;

  color: var(--muted);

  font-size: 10px;

  text-transform: uppercase;

  letter-spacing: 0.7px;

  font-weight: 700;
}


.track-detail strong {
  font-size: 15px;
}


.track-link {
  min-height: 48px;

  padding: 0 20px;

  display: flex;

  align-items: center;
  justify-content: space-between;

  border-top:
    1px solid var(--border);

  color: #e8ecee;

  text-decoration: none;

  font-size: 12px;

  font-weight: 700;
}


.track-link:hover {
  background: var(--green);

  color: #071000;
}


/* =============================
   LOADING
   ============================= */

.loading-state,
.error-state {
  grid-column:
    1 / -1;

  min-height: 150px;

  display: flex;

  align-items: center;
  justify-content: center;

  border:
    1px solid var(--border);

  border-radius: var(--radius);

  background: var(--panel);

  color: var(--muted);

  font-size: 13px;
}


/* =============================
   INFO PANEL
   ============================= */

.info-panel {
  margin-bottom: 80px;

  padding: 45px;

  display: grid;

  grid-template-columns:
    1fr 1fr;

  align-items: center;

  gap: 70px;

  border-radius: var(--radius);

  background: var(--green);

  color: #071000;
}


.small-label.dark {
  color: #234a08;
}


.info-panel h2 {
  margin: 8px 0 0;

  font-size: 38px;

  line-height: 1.05;

  letter-spacing: -1.5px;
}


.info-panel p {
  margin: 0;

  color: #173403;

  font-size: 14px;

  line-height: 1.75;

  font-weight: 600;
}


/* =============================
   FOOTER
   ============================= */

footer {
  min-height: 105px;

  padding:
    25px
    max(
      24px,
      calc((100vw - var(--page-width)) / 2)
    );

  display: flex;

  align-items: center;
  justify-content: space-between;

  gap: 30px;

  border-top:
    1px solid var(--border);

  background: #07090a;
}


.footer-brand {
  display: flex;

  flex-direction: column;
}


.footer-brand strong {
  font-size: 23px;
}


.footer-brand strong span {
  color: var(--green);
}


.footer-brand small {
  margin-top: 3px;

  color: var(--muted);

  font-size: 10px;
}


.footer-meta {
  display: flex;

  gap: 8px;

  color: var(--muted);

  font-size: 11px;
}


/* =============================
   RESPONSIVE
   ============================= */

@media
(max-width: 1100px) {

  .hero {
    grid-template-columns:
      1fr;

    gap: 40px;
  }


  .network-card {
    max-width: 600px;
  }


  .track-grid {
    grid-template-columns:
      repeat(2, 1fr);
  }
}


@media
(max-width: 760px) {

  .header-inner,
  main {
    width:
      calc(100% - 30px);
  }


  .header-inner {
    height: 95px;
  }


  .logo-wrap {
    width: 250px;
    height: 78px;
  }


  .site-logo {
    width: 245px;
  }


  .header-right .live-status {
    display: none;
  }


  .hero {
    min-height: auto;

    padding: 50px 0;
  }


  .hero h1 {
    font-size:
      clamp(
        43px,
        13vw,
        64px
      );

    letter-spacing: -2px;
  }


  .hero p {
    font-size: 15px;
  }


  .kpi-grid {
    grid-template-columns:
      1fr 1fr;
  }


  .track-grid {
    grid-template-columns:
      1fr;
  }


  .info-panel {
    grid-template-columns:
      1fr;

    gap: 25px;

    padding: 30px;
  }
}


@media
(max-width: 480px) {

  .site-logo {
    width: 205px;
  }


  .logo-wrap {
    width: 210px;
  }


  .admin-link {
    padding:
      0 11px;
  }


  .hero-actions {
    align-items:
      flex-start;

    flex-direction:
      column;
  }


  .kpi-grid {
    grid-template-columns:
      1fr;
  }


  .network-big-number strong {
    font-size: 58px;
  }


  .section-header {
    align-items:
      flex-start;

    flex-direction:
      column;
  }


  footer {
    align-items:
      flex-start;

    flex-direction:
      column;
  }
}