:root {
  color-scheme: light;
  --navy: #062f42;
  --ink: #09243a;
  --muted: #6c7888;
  --gold: #ffc456;
  --line: #dce5ea;
  --soft: #f6f9fb;
  --green: #2dbb78;
  --shadow: 0 18px 40px rgba(15, 35, 55, 0.12);
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    linear-gradient(135deg, rgba(6, 47, 66, 0.9), rgba(4, 31, 47, 0.74)),
    url("assets/elite-volei-bg.png") center / cover fixed;
}

button, input, textarea { font: inherit; }
button { cursor: pointer; }

.admin-app { min-height: 100vh; }

.login-card {
  display: grid;
  gap: 14px;
  width: min(440px, calc(100% - 28px));
  margin: 8vh auto;
  padding: 36px;
  border: 1px solid rgba(255, 196, 86, 0.35);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
}

.brand-icon {
  width: 96px;
  aspect-ratio: 1;
  border: 0;
  border-radius: 16px;
  background: url("assets/elite-volei-logo.png") center / contain no-repeat;
  filter: drop-shadow(0 12px 18px rgba(0, 0, 0, 0.2));
}

.eyebrow {
  margin: 0;
  color: #d08a18;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 { margin: 0; font-size: clamp(2rem, 5vw, 3rem); }
h2 { margin: 0; }

input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  background: var(--soft);
  outline: none;
  padding: 14px 16px;
}

textarea { resize: vertical; }

button {
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  background: #fff;
  font-weight: 900;
  padding: 12px 18px;
}

.primary {
  border: 0;
  background: linear-gradient(180deg, #ffd477, var(--gold));
}

.status { min-height: 24px; color: var(--muted); font-weight: 800; }
.status.warning { color: #af6a00; }
.status.success { color: #0b8757; }

.dashboard {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  width: min(1180px, calc(100% - 36px));
  min-height: calc(100vh - 52px);
  margin: 26px auto;
  overflow: hidden;
  border: 1px solid rgba(255, 196, 86, 0.35);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
}

.admin-side {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 28px 18px;
  color: #fff;
  background: var(--navy);
}

.admin-side strong { text-transform: uppercase; }
.admin-side b { color: var(--gold); }
.admin-side a { color: #fff; text-decoration: none; margin-top: 20px; }

.admin-tab {
  border: 0;
  border-left: 3px solid transparent;
  color: #eaf5f8;
  background: transparent;
  text-align: left;
}

.admin-tab.active {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(255, 196, 86, 0.12);
}

.admin-content { padding: clamp(24px, 5vw, 48px); }
.admin-content header { display: flex; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.admin-view { display: none; }
.admin-view.active { display: block; }

.grid.two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

label { display: grid; gap: 8px; color: var(--muted); font-weight: 850; }
.wide { grid-column: 1 / -1; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.manual-box { display: grid; gap: 10px; margin-bottom: 20px; padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: var(--soft); }
.payments-list { display: grid; gap: 10px; }
.payment-row { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--soft); }
.payment-row span { display: block; color: var(--muted); margin-top: 4px; }
.payment-row.paid { border-color: rgba(45, 187, 120, 0.3); background: rgba(45, 187, 120, 0.08); }

@media (max-width: 850px) {
  .dashboard { grid-template-columns: 1fr; width: min(100% - 18px, 1180px); margin: 9px auto; }
  .admin-side { grid-template-columns: repeat(3, 1fr); }
  .admin-side .brand-icon, .admin-side strong, .admin-side a { display: none; }
  .admin-content header, .grid.two { display: grid; grid-template-columns: 1fr; }
  .wide { grid-column: auto; }
}