:root {
  --sunoco-blue: #003f8c;
  --sunoco-blue-2: #0a5ec2;
  --sunoco-yellow: #85bd2c;
  --text: #1a2a40;
  --bg: #eef3fb;
  --card: rgba(255,255,255,.92);
  --border: rgba(77,103,138,.22);
  --admin-dark: #1f1f23;
  --admin-dark-2: #27272b;
  --admin-line: #34343a;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(14,116,255,.15), transparent 40%),
    radial-gradient(circle at 90% 15%, rgba(247,183,51,.20), transparent 35%),
    linear-gradient(165deg, #f8fbff 0%, #edf3fb 48%, #e6eef9 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(rgba(120,145,181,.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,145,181,.12) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: .18;
  mask-image: radial-gradient(circle at 50% 25%, black, transparent 74%);
  pointer-events: none;
}

body::after {
  content: "";
  position: fixed;
  right: -120px;
  bottom: -120px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(247,183,51,.16), transparent 72%);
  filter: blur(10px);
  pointer-events: none;
}

.container { width: min(1120px, 94vw); margin: 0 auto; }
.header { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 14px; color: #0f274a; font-weight: 700; }
.brand img { height: 66px; border-radius: 6px; background: #fff; padding: 6px; }
.brand strong, .brand div:first-child { font-size: 1.5rem; line-height: 1.15; }
.brand small { font-size: 1rem; }
.lang-switch a {
  color: #1e3a63; text-decoration: none; margin-left: 10px; padding: 6px 10px;
  border: 1px solid rgba(77,103,138,.32); border-radius: 10px;
  background: rgba(255,255,255,.6);
}
.lang-switch a.active { background: #fff; color: var(--sunoco-blue); }

.btn-link {
  display: inline-block;
  text-decoration: none;
  color: #fff;
  background: var(--sunoco-blue);
  border: 1px solid var(--sunoco-blue);
  border-radius: 10px;
  padding: 8px 12px;
  margin-left: 8px;
  font-weight: 700;
}
.btn-link:hover { background: var(--sunoco-blue-2); border-color: var(--sunoco-blue-2); }
.btn-link.danger { background: #b91c1c; border-color: #b91c1c; }

.card {
  background: var(--card);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 22px 42px rgba(0,0,0,.14);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
}

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
label { font-weight: 600; margin-bottom: 6px; display: block; }
input, select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px;
  background: rgba(255,255,255,.95);
  color: var(--text);
}
button {
  background: var(--sunoco-blue); color: #fff; border: 0; border-radius: 10px;
  padding: 11px 18px; font-weight: 700; cursor: pointer;
}
button.danger { background: #b91c1c; padding: 7px 10px; margin-left: 8px; }

.table-wrap { overflow-x: auto; margin-top: 18px; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 11px 8px; border-bottom: 1px solid rgba(120,145,181,.26); text-align: left; }
a.link { color: #0a5ec2; font-weight: 600; text-decoration: none; }
.link-inline { margin-left: 10px; text-decoration: none; color: #3f516f; }

.footer { color: #1f3c61; opacity: .88; padding: 18px 0 30px; font-size: 14px; }

/* Backend UI */
body.admin-layout {
  display: flex;
  background:
    radial-gradient(circle at 8% 14%, rgba(14,116,255,.10), transparent 38%),
    radial-gradient(circle at 88% 18%, rgba(247,183,51,.14), transparent 36%),
    linear-gradient(165deg, #f8fbff 0%, #edf3fb 48%, #e6eef9 100%);
}

.admin-sidebar {
  width: 260px;
  min-height: 100vh;
  background: rgba(255,255,255,.86);
  color: #223a5c;
  padding: 18px 14px;
  border-right: 1px solid rgba(77,103,138,.22);
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
}

.admin-logo {
  font-size: 1.1rem;
  font-weight: 700;
  padding: 12px;
  border: 1px solid rgba(77,103,138,.22);
  border-radius: 10px;
  background: rgba(255,255,255,.78);
}

.admin-nav { margin-top: 14px; display: grid; gap: 8px; }
.admin-nav a {
  color: #2a4469;
  text-decoration: none;
  border: 1px solid rgba(77,103,138,.22);
  border-radius: 8px;
  padding: 10px 12px;
  background: rgba(255,255,255,.64);
}
.admin-nav a:hover { border-color: var(--sunoco-blue-2); color: var(--sunoco-blue-2); }
.admin-nav a.active {
  background: linear-gradient(135deg, rgba(10,94,194,.12), rgba(133,189,44,.16));
  border-color: rgba(10,94,194,.28);
  color: #0f2f59;
  font-weight: 700;
}

.admin-main { flex: 1; min-width: 0; }
.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 12px 20px;
  background: rgba(255,255,255,.86);
  color: #1e3556;
  border-bottom: 1px solid rgba(77,103,138,.22);
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(10px);
}

.admin-content {
  padding: 20px;
  display: grid;
  gap: 18px;
}

.admin-content .card {
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(77,103,138,.22);
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(0,35,88,.10);
}

.admin-notice {
  margin: 0 0 14px;
  padding: 10px 12px;
  border-radius: 10px;
  background: #f5f9ed;
  border: 1px solid #d8e6bc;
  color: #4b5f2f;
}

@media (max-width: 980px) {
  .admin-sidebar { display: none; }
}

@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .admin-topbar { display: block; }
  .topbar-actions { margin-top: 10px; display: flex; flex-wrap: wrap; }
}