:root {
  --bg: #0f1420;
  --panel: #171e2e;
  --panel-2: #1e2740;
  --border: #2a3550;
  --text: #dbe3f4;
  --muted: #8a97b8;
  --accent: #4f8cff;
  --accent-2: #6ea8ff;
  --ok: #37c978;
  --warn: #ffb347;
  --danger: #ff5d5d;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }

/* ---------- nav ---------- */
.topnav {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.brand { font-weight: 700; font-size: 19px; color: var(--accent-2); text-decoration: none; letter-spacing: .5px; }
.topnav nav { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.topnav nav a { color: var(--muted); text-decoration: none; padding: 4px 2px; }
.topnav nav a:hover, .topnav nav a.on { color: var(--text); }
.admin-link { color: var(--warn) !important; }
.credits-badge { color: var(--ok); font-weight: 600; }
.nav-sep { width: 1px; height: 20px; background: var(--border); display: inline-block; }

/* ---------- language switcher ---------- */
.lang-switch { position: relative; }
.lang-switch > summary {
  list-style: none; cursor: pointer; user-select: none;
  color: var(--muted); border: 1px solid var(--border);
  border-radius: 6px; padding: 3px 9px; font-size: 13px;
}
.lang-switch > summary::-webkit-details-marker { display: none; }
.lang-switch[open] > summary { color: var(--text); border-color: var(--accent); }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 6px);
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 8px; padding: 6px; min-width: 150px;
  display: flex; flex-direction: column; gap: 2px; z-index: 200;
}
.lang-menu a { padding: 5px 10px !important; border-radius: 6px; font-size: 14px; }
.lang-menu a:hover { background: rgba(79,140,255,.12); }
.lang-menu a.on { color: var(--accent-2) !important; }

/* ---------- layout blocks ---------- */
main.wrap { padding-top: 24px; padding-bottom: 48px; min-height: calc(100vh - 130px); }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
}
.card.wide { width: 100%; margin-bottom: 20px; }
.hero { text-align: center; padding: 64px 0 40px; }
.hero h1 { font-size: 40px; margin: 0 0 12px; }
.lead { color: var(--muted); max-width: 640px; margin: 0 auto 24px; font-size: 17px; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin: 18px 0; }
.stat { text-align: center; display: flex; flex-direction: column; gap: 4px; }
.stat .num { font-size: 26px; font-weight: 700; color: var(--accent-2); }
.cta-row { display: flex; gap: 12px; justify-content: center; align-items: center; margin: 22px 0; flex-wrap: wrap; }
.auth-box { max-width: 420px; margin: 48px auto; }
.big-pad { padding: 60px 0; }
.muted { color: var(--muted); }
.center { text-align: center; }

/* ---------- forms ---------- */
label { display: block; margin-bottom: 14px; color: var(--muted); }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], select {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 15px;
  margin-top: 4px;
}
input:focus, select:focus { outline: none; border-color: var(--accent); }
.form-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.form-row input, .form-row select { width: auto; flex: 1 1 180px; margin: 0; }
.inline-form { display: inline-flex; gap: 6px; align-items: center; margin: 0; }
.inline { display: inline-flex; gap: 6px; align-items: center; margin: 0; color: var(--muted); }
.tiny { width: 70px !important; }

.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 15px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.btn:hover { background: var(--accent-2); }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn-lg { padding: 13px 26px; font-size: 17px; }
.btn-block { width: 100%; margin-top: 6px; }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); background: rgba(79,140,255,.08); }
.btn-danger { background: transparent; border: 1px solid var(--danger); color: var(--danger); }
.btn-danger:hover { background: rgba(255,93,93,.1); }

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: .4px; }
tr:hover td { background: rgba(255,255,255,.02); }
.url-cell a { word-break: break-all; }
.row-banned td { opacity: .55; }

.status { padding: 2px 10px; border-radius: 20px; font-size: 12.5px; font-weight: 600; }
.status-active { background: rgba(55,201,120,.15); color: var(--ok); }
.status-paused { background: rgba(255,179,71,.15); color: var(--warn); }
.tag { background: var(--panel-2); border: 1px solid var(--border); border-radius: 4px; padding: 1px 6px; font-size: 11.5px; color: var(--muted); }
.tag-admin { color: var(--warn); border-color: var(--warn); }

/* ---------- site list: thumbs + options editor ---------- */
.site-thumb { border-radius: 6px; border: 1px solid var(--border); object-fit: cover; background: #fff; display: block; }
.tags-line { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 5px; }
.opt-details summary { cursor: pointer; color: var(--accent-2); font-size: 13px; }
.opt-details[open] summary { margin-bottom: 8px; }
.opt-body {
  display: flex; flex-direction: column; gap: 12px;
  width: 460px; max-width: 92vw;
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 8px; padding: 14px;
}
.opt-body label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }

/* ---------- structured site forms ---------- */
.site-form { display: flex; flex-direction: column; gap: 14px; margin-top: 12px; }
.frow { display: flex; gap: 14px; flex-wrap: wrap; align-items: flex-end; }
.frow.tight { gap: 10px; margin-bottom: 0; }
.frow.end { justify-content: flex-end; margin-bottom: 0; }
.site-form label, .frow > label {
  display: flex; flex-direction: column; gap: 5px;
  flex: 1 1 170px; min-width: 0;
  font-size: 12.5px; color: var(--muted); margin: 0;
}
.site-form .fgrow2 { flex: 2 1 300px; }
.fgrow3 { flex: 3 1 240px !important; }
.frow label.check {
  flex: 0 0 auto; flex-direction: row; align-items: center; gap: 7px;
  font-size: 14px; color: var(--text);
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 14px;
}
.frow label.check input { width: auto; margin: 0; }

/* ---------- geo target grid: strictly aligned columns ---------- */
.geo-wrap summary { cursor: pointer; color: var(--muted); font-size: 13.5px; user-select: none; }
.geo-wrap[open] > summary { margin-bottom: 8px; }
.geo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 2px 18px;
  max-height: 260px; overflow-y: auto;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px 14px; margin-top: 8px;
}
.geo-grid label {
  display: flex; align-items: center; gap: 8px;
  margin: 0; padding: 3px 0;
  font-size: 13px; color: var(--text); cursor: pointer;
  border-bottom: 1px dotted rgba(255,255,255,.05);
  min-width: 0;
}
.geo-grid label:hover { color: var(--accent-2); }
.geo-grid input { width: auto; margin: 0; flex: 0 0 auto; accent-color: var(--accent); }
.geo-grid label span {
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ---------- alerts / lists / chart ---------- */
.alert { padding: 11px 14px; border-radius: 8px; margin-bottom: 14px; border: 1px solid; }
.alert-info    { border-color: var(--accent); color: var(--accent-2); }
.alert-success { border-color: var(--ok); color: var(--ok); }
.alert-error   { border-color: var(--danger); color: var(--danger); }
.ticks { list-style: none; padding-left: 0; }
.ticks li::before { content: "\2714"; color: var(--ok); margin-right: 9px; }
.chart { display: flex; align-items: flex-end; gap: 6px; height: 160px; padding-top: 10px; }
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; }
.bar-col span { font-size: 11px; color: var(--muted); margin-top: 4px; }
.bar { width: 100%; background: linear-gradient(180deg, var(--accent-2), var(--accent)); border-radius: 4px 4px 0 0; min-height: 2px; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 16px 0; color: var(--muted); font-size: 13px; }
.footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* ---------- surf controller ---------- */
.surf-body { background: var(--bg); }
.surf-bar {
  position: fixed; top: 0; left: 0; right: 0; height: 64px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 16px;
  padding: 0 18px; z-index: 100;
}
.surf-timer { font-size: 21px; font-weight: 700; min-width: 52px; text-align: center; color: var(--accent-2); }
.surf-progress { flex: none; width: 220px; height: 8px; background: var(--panel-2); border-radius: 6px; overflow: hidden; }
.ad-slot { flex: none; width: 234px; height: 60px; overflow: hidden; border-radius: 4px; background: var(--panel-2); }
.ad-slot img { display: block; height: 60px; width: auto; max-width: 100%; }
#timer-bar { height: 100%; width: 100%; background: linear-gradient(90deg, var(--accent), var(--ok)); transition: width 1s linear; }
.surf-site { flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); }
.surf-credits b { color: var(--ok); white-space: nowrap; }
#surf-msg { color: var(--ok); opacity: 0; transition: opacity .3s; white-space: nowrap; }
#surf-msg.show { opacity: 1; }
#surf-msg.warn { color: var(--warn); }
.surf-start { max-width: 540px; margin: 0 auto; padding-top: 110px; text-align: center; }
.surf-start .card h3 { margin-top: 4px; }