/* S-Matrix panel — minimal, dense, keyboard-friendly. */

:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --faint: #94a3b8;
  --line: #e6e8ec;
  --line-strong: #d4d8de;
  --accent: #0f172a;
  --ok: #047857;
  --ok-bg: #ecfdf5;
  --ok-line: #bbf7d0;
  --bad: #b91c1c;
  --bad-bg: #fef2f2;
  --bad-line: #fecaca;
  --warn: #b45309;
  --warn-bg: #fffbeb;
  --warn-line: #fde68a;
  --radius: 10px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans SC", sans-serif;
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .5; }
a { color: var(--accent); }
.hidden { display: none !important; }

.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.mono { font-family: var(--mono); }
.break { word-break: break-all; }
.nowrap { white-space: nowrap; }

/* ---------- login ---------- */

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: radial-gradient(1200px 600px at 50% -10%, #eef2ff 0%, var(--bg) 60%);
}

.login-card {
  width: min(360px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 26px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, .07);
}

.login-card h1 { margin: 0; font-size: 20px; letter-spacing: -.01em; }
.login-card .lsub { margin: 2px 0 20px; color: var(--muted); font-size: 12.5px; }

.brand-row { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.brand-row img { width: 38px; height: 38px; }

/* ---------- controls ---------- */

.input, .select, textarea.input {
  width: 100%;
  height: 36px;
  border: 1px solid var(--line-strong);
  background: #fff;
  border-radius: 8px;
  padding: 0 10px;
  outline: none;
  transition: border-color .12s, box-shadow .12s;
}

textarea.input { height: auto; padding: 8px 10px; resize: vertical; }

.input:focus, .select:focus {
  border-color: #94a3b8;
  box-shadow: 0 0 0 3px rgba(15, 23, 42, .07);
}

.input::placeholder { color: var(--faint); }

.btn {
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0 12px;
  font-weight: 600;
  white-space: nowrap;
  background: #fff;
  transition: background .12s, border-color .12s, opacity .12s;
}

.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: #1e293b; }
.btn.ghost { border-color: var(--line-strong); }
.btn.ghost:hover { background: #f8fafc; }
.btn.ok { background: var(--ok-bg); color: var(--ok); border-color: var(--ok-line); }
.btn.danger { background: var(--bad-bg); color: var(--bad); border-color: var(--bad-line); }
.btn.text { background: transparent; color: var(--muted); padding: 0 8px; }
.btn.sm { height: 30px; padding: 0 10px; font-size: 12.5px; }
.btn.block { width: 100%; }

.stack { display: grid; gap: 10px; }

/* ---------- shell ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, .85);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}

.top-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand { display: flex; align-items: center; gap: 9px; }
.brand img { width: 26px; height: 26px; }
.brand b { font-size: 15px; letter-spacing: -.01em; }

.nav { display: flex; gap: 2px; }

.nav button {
  height: 32px;
  border: 0;
  background: transparent;
  border-radius: 7px;
  padding: 0 11px;
  font-weight: 600;
  color: var(--muted);
}

.nav button:hover { background: #f1f5f9; color: var(--text); }
.nav button.active { background: #eef2f7; color: var(--text); }

.top-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.pills { display: flex; gap: 6px; flex-wrap: wrap; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 26px;
  padding: 0 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.pill.ok { color: var(--ok); background: var(--ok-bg); border-color: var(--ok-line); }
.pill.bad { color: var(--bad); background: var(--bad-bg); border-color: var(--bad-line); }

.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.page { max-width: 1160px; margin: 0 auto; padding: 22px 20px 48px; }

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.page-head h1 { margin: 0; font-size: 21px; letter-spacing: -.02em; }
.page-head .sub { margin: 4px 0 0; color: var(--muted); font-size: 12.5px; }

.head-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.search { width: 230px; }

/* ---------- card ---------- */

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.card + .card { margin-top: 14px; }
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
}
.card-head h2 { margin: 0; font-size: 14.5px; }
.card-body { padding: 16px; }
.card-body.tight { padding: 0; }

/* ---------- alerts ---------- */

.alert {
  border-radius: 8px;
  padding: 9px 12px;
  margin-bottom: 12px;
  font-size: 13px;
  font-weight: 500;
  white-space: pre-wrap;
}
.alert.success { color: var(--ok); background: var(--ok-bg); border: 1px solid var(--ok-line); }
.alert.error { color: var(--bad); background: var(--bad-bg); border: 1px solid var(--bad-line); }

/* ---------- table ---------- */

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

table.grid { width: 100%; border-collapse: collapse; min-width: 720px; }

table.grid th {
  height: 34px;
  padding: 0 16px;
  text-align: left;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: var(--faint);
  background: #fbfcfd;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

table.grid td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

table.grid tr:last-child td { border-bottom: 0; }
table.grid tbody tr:hover { background: #fafbfc; }

.cell-name { font-weight: 600; display: flex; align-items: center; gap: 8px; }
.cell-name .nm { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cell-sub { color: var(--faint); font-size: 12px; margin-top: 2px; }

.tag {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .01em;
  border: 1px solid var(--line);
  color: var(--muted);
  background: #f8fafc;
}

.tag.vless { color: #0369a1; background: #f0f9ff; border-color: #bae6fd; }
.tag.hy { color: var(--ok); background: var(--ok-bg); border-color: var(--ok-line); }
.tag.vmess { color: #1d4ed8; background: #eff6ff; border-color: #bfdbfe; }
.tag.trojan { color: #6d28d9; background: #f5f3ff; border-color: #ddd6fe; }

.state { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; }
.state.on { color: var(--ok); }
.state.off { color: var(--faint); }

.row-actions { display: flex; gap: 4px; justify-content: flex-end; }

.icon-btn {
  height: 28px;
  min-width: 28px;
  padding: 0 7px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 6px;
  font-size: 12px;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.icon-btn:hover { background: #f8fafc; color: var(--text); border-color: var(--line-strong); }
.icon-btn.danger:hover { color: var(--bad); border-color: var(--bad-line); background: var(--bad-bg); }

.empty { padding: 44px 16px; text-align: center; color: var(--muted); }
.empty b { display: block; color: var(--text); margin-bottom: 4px; }

/* ---------- menu ---------- */

.menu { position: relative; }
.menu-pop {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  min-width: 232px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: 0 18px 40px rgba(15, 23, 42, .12);
  padding: 5px;
  z-index: 25;
}
.menu-pop button {
  display: block;
  width: 100%;
  text-align: left;
  border: 0;
  background: transparent;
  border-radius: 7px;
  padding: 8px 10px;
  font-size: 13px;
  font-weight: 500;
}
.menu-pop button:hover { background: #f1f5f9; }
.menu-pop .sep { height: 1px; background: var(--line); margin: 5px 4px; }
.menu-pop .hint { padding: 4px 10px 6px; font-size: 11.5px; color: var(--faint); }

/* ---------- forms / settings ---------- */

.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }

.field { display: grid; gap: 5px; }
.field > label { font-size: 12px; font-weight: 600; color: var(--muted); }

.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-bottom: 14px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; }
.stat .n { font-size: 20px; font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stat .l { font-size: 12px; color: var(--muted); margin-top: 2px; }

.kv { display: grid; gap: 8px; font-size: 13px; }
.kv div { display: flex; gap: 10px; }
.kv span:first-child { color: var(--muted); min-width: 88px; }

/* ---------- modal ---------- */

.modal-bg {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, .38);
  display: grid;
  place-items: center;
  padding: 18px;
  z-index: 40;
}

.modal {
  width: min(700px, 100%);
  max-height: 88vh;
  overflow: auto;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 24px 70px rgba(15, 23, 42, .25);
  padding: 18px 20px 20px;
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.modal-head h2 { margin: 0; font-size: 16.5px; letter-spacing: -.01em; }

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.form-grid #protoFields { display: contents; }
.form-grid .full { grid-column: 1 / -1; }

.quick-row { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 10px; }

.share-list { display: grid; gap: 10px; }
.share {
  display: grid;
  grid-template-columns: 1fr 132px;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
}
.share .link { font-family: var(--mono); font-size: 12px; word-break: break-all; background: #f8fafc; border-radius: 7px; padding: 8px 9px; }
.qr { display: grid; place-items: center; }
.qr img { width: 132px; height: 132px; border-radius: 8px; }

/* ---------- toast / terminal ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);
  background: #0f172a;
  color: #fff;
  border-radius: 999px;
  padding: 8px 15px;
  font-size: 13px;
  font-weight: 600;
  z-index: 60;
  box-shadow: 0 10px 30px rgba(15, 23, 42, .25);
}

.terminal {
  margin: 0;
  height: 380px;
  overflow: auto;
  background: #0b1220;
  color: #cbd5e1;
  border-radius: 10px;
  padding: 12px 14px;
  font: 12px/1.65 var(--mono);
  white-space: pre-wrap;
  word-break: break-word;
}

.terminal.short { height: 96px; }

.log-error { color: #fca5a5; }
.log-warn { color: #fde68a; }
.log-info { color: #6ee7b7; }

.cert-list { display: grid; gap: 6px; font-size: 12.5px; }
.cert-list .cert { display: flex; justify-content: space-between; gap: 10px; padding: 7px 10px; border: 1px solid var(--line); border-radius: 8px; }

/* ---------- responsive ---------- */

@media (max-width: 860px) {
  .top-inner { padding: 9px 14px; gap: 10px; flex-wrap: wrap; }
  .nav { order: 3; width: 100%; overflow-x: auto; }
  .pills { display: none; }
  .page { padding: 16px 14px 40px; }
  .page-head { align-items: flex-start; }
  .head-actions { width: 100%; }
  .search { flex: 1; width: auto; min-width: 120px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid, .grid2, .grid3, .share { grid-template-columns: 1fr; }
  .qr { justify-items: start; }
  table.grid { min-width: 620px; }
  .modal { padding: 16px; }
}