:root {
  --green: #12382b;
  --green-2: #1f523f;
  --cream: #f7f1e5;
  --gold: #c5a45a;
  --brown: #3a2418;
  --black: #111111;
  --white: #ffffff;
  --muted: #7a7165;
  --danger: #b23a3a;
  --success: #1d7d4f;
  --shadow: 0 18px 45px rgba(17, 17, 17, 0.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(197,164,90,.22), transparent 30%),
    linear-gradient(135deg, #f7f1e5 0%, #fffaf0 100%);
  color: var(--black);
}

#app {
  min-height: 100vh;
  display: flex;
}

.sidebar {
  width: 290px;
  background: linear-gradient(180deg, #12382b 0%, #0b2018 100%);
  color: var(--cream);
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  position: fixed;
  inset: 0 auto 0 0;
}

.brand {
  width: 100%;
  min-height: 118px;
  margin-bottom: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: transparent;
  border: 0;
  padding: 0;
}

.sidebar-logo {
  width: 235px;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  object-position: center;
  margin: 0 auto;
  filter: drop-shadow(0 8px 18px rgba(0,0,0,.55));
}

nav {
  display: grid;
  gap: 10px;
}

.nav-btn {
  background: transparent;
  border: 1px solid rgba(247,241,229,.18);
  color: var(--cream);
  padding: 14px 16px;
  border-radius: 14px;
  text-align: left;
  cursor: pointer;
  font-size: 15px;
}

.nav-btn.active,
.nav-btn:hover {
  background: var(--gold);
  color: var(--green);
  font-weight: 700;
}

.sidebar-footer {
  margin-top: auto;
}

.powered-by {
  margin-top: 18px;
  font-size: 12px;
  color: rgba(247,241,229,.75);
  line-height: 1.5;
}

.main {
  margin-left: 290px;
  width: calc(100% - 290px);
  padding: 30px;
}

.login-card {
  min-height: calc(100vh - 60px);
  display: grid;
  place-items: center;
}

.login-box {
  width: min(540px, 92vw);
  background: rgba(255,255,255,.96);
  border-radius: 32px;
  padding: 38px;
  box-shadow: 0 28px 70px rgba(18,56,43,.18);
  text-align: center;
  border: 1px solid rgba(197,164,90,.45);
}

.login-logo-wrap {
  width: 100%;
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  padding: 0;
  margin: 0 auto 18px;
  border: 0;
  box-shadow: none;
  overflow: visible;
}

.login-logo {
  width: min(430px, 100%);
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  object-position: center;
  margin: 0 auto;
}

.login-box h2 {
  margin: 0;
  color: var(--green);
  font-size: 28px;
  letter-spacing: .2px;
}

.login-box p {
  margin: 10px 0 22px;
  color: var(--muted);
}

.login-powered {
  margin-top: 20px;
  font-size: 12px;
  color: #7a7165;
}

#authMessage {
  color: var(--green);
  display: block;
  margin-top: 12px;
}

input, select {
  width: 100%;
  padding: 13px 14px;
  border-radius: 12px;
  border: 1px solid #ded7ca;
  background: #fffdf8;
  color: var(--black);
  font-size: 15px;
}

.login-box input {
  margin: 8px 0;
  background: rgba(255,255,255,.96);
}

button {
  font-family: inherit;
}

.primary-btn, .secondary-btn {
  border: 0;
  border-radius: 12px;
  padding: 13px 18px;
  cursor: pointer;
  font-weight: 800;
}

.login-box .primary-btn,
.login-box .secondary-btn {
  width: 100%;
  margin-top: 8px;
}

.primary-btn {
  background: var(--green);
  color: var(--cream);
}

.primary-btn:hover {
  background: var(--green-2);
}

.secondary-btn {
  background: #ede3d1;
  color: var(--green);
}

.sidebar-signout {
  width: 100%;
}

.form-button {
  width: auto;
  margin-right: 8px;
  margin-top: 0;
}

.primary-btn.small {
  padding: 10px 14px;
  width: auto;
}

.hidden { display: none !important; }

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: start;
  margin-bottom: 26px;
}

.topbar h2 {
  margin: 0;
  color: var(--green);
  font-size: 32px;
}

.topbar p {
  margin: 8px 0 0;
  color: var(--muted);
}

.date-filter {
  display: flex;
  gap: 10px;
  align-items: end;
  background: var(--white);
  padding: 14px;
  border-radius: 18px;
  box-shadow: 0 10px 25px rgba(0,0,0,.06);
}

.date-filter label {
  font-size: 12px;
  color: var(--muted);
}

.page { display: none; }
.active-page { display: block; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  gap: 18px;
  margin-bottom: 22px;
}

.stat-card, .panel, .form-panel {
  background: var(--white);
  border-radius: 24px;
  padding: 22px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(197,164,90,.2);
}

.stat-card span {
  color: var(--muted);
  font-size: 14px;
}

.stat-card strong {
  display: block;
  margin-top: 10px;
  font-size: 25px;
  color: var(--green);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.panel h3, .form-panel h3 {
  margin-top: 0;
  color: var(--green);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 18px;
}

label {
  font-size: 13px;
  color: var(--brown);
  font-weight: 700;
}

label input, label select {
  margin-top: 7px;
}

.table-wrap {
  overflow-x: auto;
}

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

th, td {
  padding: 13px 10px;
  border-bottom: 1px solid #eee3d2;
  text-align: left;
  font-size: 14px;
}

th {
  color: var(--green);
  background: #f8f2e7;
}

.action-btn {
  padding: 8px 10px;
  border: 0;
  border-radius: 9px;
  cursor: pointer;
  margin-right: 5px;
  font-weight: 700;
}

.edit-btn {
  background: #e5d09a;
  color: var(--green);
}

.delete-btn {
  background: #f1d0d0;
  color: var(--danger);
}

.muted {
  color: var(--muted);
}

.report-summary {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.report-line {
  background: #fff9ed;
  border: 1px solid #ead9b5;
  border-radius: 16px;
  padding: 16px;
}

@media (max-width: 980px) {
  .sidebar {
    position: static;
    width: 100%;
  }

  #app {
    display: block;
  }

  .main {
    margin-left: 0;
    width: 100%;
    padding: 18px;
  }

  .cards-grid, .dashboard-grid, .form-grid {
    grid-template-columns: 1fr;
  }

  .topbar, .date-filter {
    display: grid;
  }

  .brand {
    min-height: 90px;
  }

  .sidebar-logo {
    width: 260px;
  }

  .login-logo-wrap {
    min-height: 115px;
  }
}