:root {
  --bg: #0d0f14;
  --bg-soft: #151922;
  --card: #171b25;
  --card-hover: #1d2330;
  --border: #262c3a;
  --text: #e7ebf3;
  --muted: #8b93a7;
  --accent: #6d5efc;
  --accent-2: #22d3a6;
  --danger: #f26d6d;
  --warn: #f2c14e;
  --radius: 14px;
  --shadow: 0 8px 30px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 80% -10%, #1a1f2e 0%, var(--bg) 55%);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: inherit; text-decoration: none; }

/* ---- nav ---- */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(13,15,20,.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1080px; margin: 0 auto; padding: 14px 20px;
  display: flex; align-items: center; gap: 18px;
}
.brand {
  font-weight: 800; font-size: 22px; letter-spacing: .5px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.search { flex: 1; display: flex; max-width: 460px; }
.search input {
  flex: 1; background: var(--bg-soft); border: 1px solid var(--border);
  color: var(--text); padding: 10px 14px; border-radius: 10px 0 0 10px; outline: none;
}
.search input:focus { border-color: var(--accent); }
.search button {
  background: var(--accent); border: none; color: #fff; padding: 0 16px;
  border-radius: 0 10px 10px 0; cursor: pointer; font-size: 18px;
}
.links { display: flex; align-items: center; gap: 16px; margin-left: auto; }
.links a { color: var(--muted); font-size: 14px; transition: color .15s; }
.links a:hover { color: var(--text); }
.admin-link { color: var(--accent-2) !important; }
.btn-small {
  background: var(--accent); color: #fff !important; padding: 8px 14px;
  border-radius: 9px; font-weight: 600;
}

/* ---- layout ---- */
.container { max-width: 1080px; margin: 0 auto; padding: 32px 20px; width: 100%; flex: 1; }
.footer {
  border-top: 1px solid var(--border); color: var(--muted);
  text-align: center; padding: 22px; font-size: 13px;
}
h1 { font-size: 30px; margin: 0 0 6px; }
h2 { font-size: 20px; margin: 0 0 14px; }
.sub { color: var(--muted); margin: 0 0 26px; }

/* ---- cards / grid ---- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 18px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; transition: transform .15s, border-color .15s, background .15s;
  display: block;
}
.card:hover { transform: translateY(-3px); border-color: var(--accent); background: var(--card-hover); }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card .meta { color: var(--muted); font-size: 13px; }
.pill {
  display: inline-block; font-size: 12px; padding: 3px 10px; border-radius: 999px;
  background: rgba(109,94,252,.15); color: #b3aaff; border: 1px solid rgba(109,94,252,.3);
}
.pill.green { background: rgba(34,211,166,.13); color: var(--accent-2); border-color: rgba(34,211,166,.3); }
.pill.gray { background: #20252f; color: var(--muted); border-color: var(--border); }

/* ---- product ---- */
.product-head { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; align-items: flex-start; }
.price { font-size: 34px; font-weight: 800; color: var(--accent-2); }
.panel {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; margin-top: 22px;
}
.buy-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 640px) { .buy-row { grid-template-columns: 1fr; } .nav-inner { flex-wrap: wrap; } .search { order: 3; max-width: none; width: 100%; } }
.buy-box { border: 1px solid var(--border); border-radius: 12px; padding: 18px; background: var(--bg-soft); }
.buy-box h3 { margin: 0 0 6px; }
.buy-box p { color: var(--muted); font-size: 13px; margin: 0 0 14px; }

/* ---- forms ---- */
label { display: block; font-size: 13px; color: var(--muted); margin: 14px 0 6px; }
input, select, textarea {
  width: 100%; background: var(--bg-soft); border: 1px solid var(--border);
  color: var(--text); padding: 11px 13px; border-radius: 10px; outline: none; font-size: 14px;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
textarea { min-height: 150px; resize: vertical; font-family: ui-monospace, "Cascadia Code", Consolas, monospace; }
.btn {
  background: var(--accent); color: #fff; border: none; padding: 12px 20px;
  border-radius: 10px; font-size: 15px; font-weight: 600; cursor: pointer; width: 100%;
  transition: filter .15s;
}
.btn:hover { filter: brightness(1.1); }
.btn.green { background: var(--accent-2); color: #06231b; }
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.form-narrow { max-width: 420px; margin: 0 auto; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ---- flashes ---- */
.flashes { margin-bottom: 20px; display: grid; gap: 10px; }
.flash { padding: 12px 16px; border-radius: 10px; font-size: 14px; border: 1px solid; }
.flash-ok { background: rgba(34,211,166,.1); border-color: rgba(34,211,166,.35); color: var(--accent-2); }
.flash-error { background: rgba(242,109,109,.1); border-color: rgba(242,109,109,.35); color: var(--danger); }
.flash-warn { background: rgba(242,193,78,.1); border-color: rgba(242,193,78,.35); color: var(--warn); }

/* ---- table ---- */
table { width: 100%; border-collapse: collapse; margin-top: 10px; }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--border); font-size: 14px; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
.mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; }
.reveal {
  background: #0a0c11; border: 1px dashed var(--accent-2); border-radius: 10px;
  padding: 14px; word-break: break-all; font-family: ui-monospace, Consolas, monospace; color: var(--accent-2);
}

/* ---- stats ---- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px,1fr)); gap: 14px; margin-bottom: 26px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; }
.stat .n { font-size: 26px; font-weight: 800; }
.stat .l { color: var(--muted); font-size: 13px; }

.empty { color: var(--muted); text-align: center; padding: 60px 0; }
.badge-status { font-size: 12px; padding: 3px 10px; border-radius: 999px; }
.s-delivered { background: rgba(34,211,166,.15); color: var(--accent-2); }
.s-pending { background: rgba(242,193,78,.15); color: var(--warn); }
.s-expired, .s-cancelled { background: rgba(242,109,109,.13); color: var(--danger); }
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-bottom: 20px; flex-wrap: wrap; }
.back { color: var(--muted); font-size: 14px; }

/* ---- admin ---- */
.admin-nav { display: flex; gap: 6px; margin-bottom: 24px; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.admin-nav a {
  padding: 10px 16px; color: var(--muted); font-size: 14px; font-weight: 600;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.admin-nav a:hover { color: var(--text); }
.admin-nav a.active { color: var(--accent); border-bottom-color: var(--accent); }
button.pill { cursor: pointer; font: inherit; font-size: 12px; }
.pill.danger { background: rgba(242,109,109,.13); color: var(--danger); border-color: rgba(242,109,109,.3); }
.pill.danger:hover { filter: brightness(1.15); }
.inline-form { display: inline; }
.checkbox-row { display: flex; align-items: center; gap: 10px; margin: 16px 0; }
.checkbox-row input { width: auto; }
.filterbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 20px; }
.filterbar input[type="text"] { flex: 1; min-width: 200px; }
.filterbar select { width: auto; }