:root {
  --red: #fe4141;
  --black: #252525;
  --white: #ffffff;
  --bg: #f5f5f5;
  --surface: #ffffff;
  --muted: #efefef;
  --line: #dedede;
  --text: #252525;
  --soft: #6d6d6d;
  --green: #188654;
  --amber: #a66b00;
  --shadow: 0 16px 42px rgba(37, 37, 37, 0.08);
  --radius: 8px;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.app {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 270px minmax(0, 1fr);
}

.sidebar {
  background: var(--black);
  color: var(--white);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  padding: 7px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.brand-mark img,
.install-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand small {
  color: rgba(255, 255, 255, 0.64);
}

.brand strong {
  display: block;
  margin-top: 2px;
}

.user-box {
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.user-box a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.88rem;
}

.nav {
  display: grid;
  gap: 8px;
}

.nav a {
  min-height: 46px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: rgba(255, 255, 255, 0.78);
}

.nav a.active,
.nav a:hover {
  background: var(--red);
  color: var(--white);
}

.nav-icon {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 22px;
}

.nav-icon svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.sidebar-note {
  margin-top: auto;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.5;
  font-size: 0.9rem;
}

.main {
  min-width: 0;
  padding: 24px;
  display: grid;
  gap: 18px;
  align-content: start;
}

.topbar,
.panel,
.install-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.topbar {
  min-height: 74px;
  padding: 16px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.topbar h1 {
  margin-bottom: 4px;
  font-size: 1.45rem;
}

.topbar p,
.panel p,
.compact-item span,
td span {
  color: var(--soft);
}

.actions,
.form-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.btn {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--black);
  padding: 9px 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.btn.primary {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.grid-2,
.split-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.report-filter {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 240px)) auto;
  gap: 12px;
  align-items: end;
}

.chart {
  min-height: 260px;
  display: flex;
  align-items: end;
  gap: 14px;
  overflow-x: auto;
  padding-top: 20px;
}

.bar-group {
  min-width: 64px;
  display: grid;
  gap: 8px;
  justify-items: center;
  color: var(--soft);
  font-size: 0.82rem;
}

.bars {
  height: 220px;
  display: flex;
  gap: 7px;
  align-items: end;
}

.bar {
  width: 18px;
  border-radius: 4px 4px 0 0;
}

.bar.rev {
  background: var(--red);
}

.bar.exp {
  background: var(--black);
}

.panel {
  padding: 18px;
  min-width: 0;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}

.metric small {
  display: block;
  color: var(--soft);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 1.42rem;
}

.metric span {
  display: block;
  margin-top: 8px;
  color: var(--green);
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 13px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.table th {
  color: var(--soft);
  text-transform: uppercase;
  font-size: 0.78rem;
}

.table tr:last-child td {
  border-bottom: 0;
}

.badge {
  display: inline-flex;
  min-height: 26px;
  padding: 4px 9px;
  border-radius: 999px;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 700;
}

.badge.green {
  background: rgba(24, 134, 84, 0.1);
  color: var(--green);
}

.badge.amber {
  background: rgba(166, 107, 0, 0.12);
  color: var(--amber);
}

.badge.red {
  background: rgba(254, 65, 65, 0.1);
  color: var(--red);
}

.freelancer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.freelancer-card {
  box-shadow: none;
}

.avatar-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.avatar {
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  background: var(--black);
  color: var(--white);
  display: grid;
  place-items: center;
  font-weight: 800;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.tag {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 8px;
  color: var(--soft);
  font-size: 0.8rem;
}

.compact-list {
  display: grid;
  gap: 10px;
}

.compact-item {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.notice {
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.notice.success {
  background: rgba(24, 134, 84, 0.1);
  color: var(--green);
}

.notice.error {
  background: rgba(254, 65, 65, 0.1);
  color: var(--red);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(37, 37, 37, 0.62);
  display: grid;
  place-items: center;
  padding: 20px;
  z-index: 20;
}

.modal {
  width: min(860px, 100%);
  max-height: 92vh;
  overflow: auto;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.28);
  padding: 20px;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius);
  padding: 7px 10px;
  cursor: pointer;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.form-grid.single {
  grid-template-columns: 1fr;
}

label {
  display: grid;
  gap: 7px;
  color: var(--soft);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
}

label.full,
.form-actions {
  grid-column: 1 / -1;
}

input,
select,
textarea {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--text);
  padding: 9px 11px;
  outline: none;
  text-transform: none;
  font-weight: 400;
}

select[multiple] {
  min-height: 110px;
}

.empty {
  color: var(--soft);
  padding: 14px;
}

textarea {
  min-height: 88px;
  resize: vertical;
}

.installer {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.install-card {
  width: min(520px, 100%);
  padding: 24px;
}

.install-logo {
  width: 70px;
  height: 70px;
  margin-bottom: 18px;
}

@media (max-width: 1100px) {
  .app {
    grid-template-columns: 1fr;
  }

  .nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .grid-4,
  .freelancer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-2,
  .split-panels,
  .report-filter {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .main {
    padding: 14px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav,
  .grid-4,
  .freelancer-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}