:root {
  --bg: #eef2f9;
  --panel: #ffffff;
  --panel2: #f6f8fc;
  --border: #e4e9f2;
  --border2: #d3dbe8;
  --text: #1e293b;
  --muted: #64748b;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-weak: #eaf1ff;
  --ok: #16a34a;
  --warn: #d97706;
  --error: #dc2626;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 8px 24px rgba(16, 24, 40, 0.06);
  --radius: 12px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; margin: 0; }
body {
  font: 14px/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
}
button {
  font: inherit; font-weight: 600;
  color: #fff;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 9px;
  padding: 9px 16px;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.06s ease, box-shadow 0.15s ease;
}
button:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
button:active { transform: translateY(1px); }
button.ghost { background: #fff; color: var(--text); border: 1px solid var(--border2); }
button.ghost:hover { background: var(--panel2); border-color: var(--accent); color: var(--accent); }
button:disabled { opacity: 0.45; cursor: not-allowed; }
input, select {
  font: inherit; color: var(--text);
  background: #fff;
  border: 1px solid var(--border2);
  border-radius: 9px;
  padding: 9px 11px;
  width: 100%;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input::placeholder { color: #9aa6b8; }
input:focus, select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}
a.link { color: var(--accent); text-decoration: none; font-weight: 600; }
a.link:hover { text-decoration: underline; }
.muted { color: var(--muted); }
.error { color: var(--error); }
.mono { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12.5px; }
.inline { display: inline; margin: 0; }
.hint { color: var(--muted); font-size: 12.5px; line-height: 1.55; margin: 0 0 16px; }
.hint b { color: var(--text); }

/* ---------- Login ---------- */
.login-page { display: grid; place-items: center; overflow: hidden; }
.login-bg {
  position: fixed; inset: -20%;
  background:
    radial-gradient(620px 420px at 26% 28%, rgba(37, 99, 235, 0.16), transparent 60%),
    radial-gradient(620px 420px at 76% 72%, rgba(99, 102, 241, 0.14), transparent 60%);
  z-index: 0;
}
.login-card {
  position: relative; z-index: 1;
  width: min(400px, 92vw);
  padding: 36px 32px 24px;
  display: grid; gap: 14px; text-align: center;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 10px 40px rgba(16, 24, 40, 0.12);
}
.login-logo {
  width: 54px; height: 54px; margin: 4px auto 6px;
  display: grid; place-items: center;
  border-radius: 15px;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  box-shadow: 0 8px 22px rgba(37, 99, 235, 0.35);
}
.login-card h1 { margin: 0; font-size: 22px; letter-spacing: -0.02em; }
.login-sub { margin: 0 0 8px; color: var(--muted); font-size: 13px; }
.field { text-align: left; display: grid; gap: 6px; margin: 0; }
.field span { font-size: 12px; font-weight: 600; color: var(--muted); }
.field input { padding: 12px 13px; font-size: 15px; }
.login-card button { padding: 12px; font-size: 15px; margin-top: 4px; }
.login-err { margin: 2px 0 0; font-size: 13px; }
.login-foot { margin-top: 10px; font-size: 11px; color: var(--muted); }
.shake { animation: shake 0.35s ease; border-color: var(--error) !important; }
@keyframes shake { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-6px)} 75%{transform:translateX(6px)} }

/* ---------- Browser ---------- */
.app { display: flex; flex-direction: column; height: 100%; }
.toolbar {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 12px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(16, 24, 40, 0.04);
  z-index: 2;
}
.navbtn {
  background: var(--panel2); color: var(--text);
  border: 1px solid var(--border2);
  padding: 7px 12px; font-size: 16px; line-height: 1;
}
.navbtn:hover { background: var(--accent-weak); border-color: var(--accent); color: var(--accent); }
.bar { flex: 1; display: flex; gap: 6px; margin: 0; }
.urlbox {
  flex: 1; display: flex; align-items: center; gap: 8px;
  background: #fff; border: 1px solid var(--border2); border-radius: 9px; padding-left: 11px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.urlbox:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15); }
.favicon { width: 18px; height: 18px; flex: 0 0 auto; border-radius: 3px; object-fit: contain; }
.bar input { flex: 1; border: 0; background: transparent; padding-left: 0; }
.bar input:focus { outline: none; box-shadow: none; }
.status { color: var(--muted); font-size: 12px; white-space: nowrap; max-width: 240px; overflow: hidden; text-overflow: ellipsis; }
.status.err { color: var(--error); }
#viewport { flex: 1; position: relative; background: #fff; }
#view { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: #fff; }

/* Mobile: url bar gets its own full-width row; compact buttons; hide status text. */
@media (max-width: 640px) {
  .toolbar { flex-wrap: wrap; gap: 6px; padding: 7px 8px; }
  .bar { order: 10; flex-basis: 100%; }
  .toolbar .status { display: none; }
  .navbtn { padding: 7px 11px; font-size: 17px; }
  .bar input { font-size: 16px; } /* 16px avoids iOS zoom-on-focus */
  .toolbar .link { padding: 6px 8px; }
  .toolbar .ghost { padding: 7px 11px; }
  .bar button { padding: 9px 14px; }
}

/* Download toasts (bottom-right) */
.toasts { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 10px; z-index: 50; pointer-events: none; }
.toast {
  width: 320px; max-width: 80vw;
  background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-left: 3px solid var(--accent);
  border-radius: 10px; padding: 11px 13px;
  box-shadow: 0 8px 28px rgba(16, 24, 40, 0.18);
  opacity: 0; transform: translateY(10px); transition: opacity 0.25s ease, transform 0.25s ease;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast-row { display: flex; align-items: center; gap: 8px; }
.toast-icon { color: var(--accent); font-weight: 700; }
.toast-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.toast-url { color: var(--muted); font-size: 11.5px; margin: 4px 0 6px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.toast-proxy { font-size: 11.5px; font-weight: 600; }
.toast-proxy.via { color: var(--accent); }
.toast-proxy.direct { color: var(--muted); }
code { font-family: ui-monospace, Menlo, monospace; font-size: 0.92em; background: var(--panel2); padding: 1px 5px; border-radius: 5px; border: 1px solid var(--border); }

/* ---------- Admin ---------- */
.adminbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 14px;
  padding: 13px 22px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(16, 24, 40, 0.05);
}
.brand { display: flex; align-items: center; gap: 11px; }
.brand .logo {
  width: 30px; height: 30px; border-radius: 9px;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}
.brand h1 { font-size: 17px; margin: 0; letter-spacing: -0.01em; }
.brand .sub { font-size: 11px; color: var(--muted); margin-top: -2px; }
.adminbar .spacer { flex: 1; }

.pill {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 12px; border-radius: 999px;
  font-size: 12px; font-weight: 600;
  border: 1px solid var(--border2); background: var(--panel2); color: var(--muted);
}
.pill .led { width: 8px; height: 8px; border-radius: 50%; background: #aab4c4; }
.pill.up { color: var(--ok); border-color: rgba(22, 163, 74, 0.35); background: rgba(22, 163, 74, 0.08); }
.pill.up .led { background: var(--ok); box-shadow: 0 0 7px rgba(22, 163, 74, 0.6); }
.pill.down { color: var(--error); border-color: rgba(220, 38, 38, 0.35); background: rgba(220, 38, 38, 0.07); }
.pill.down .led { background: var(--error); }

.wrap { max-width: 1080px; margin: 0 auto; padding: 26px 24px 48px; }
.wrap > * + * { margin-top: 22px; } /* uniform vertical gap between panels */
.grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 22px; align-items: start; }
@media (max-width: 880px) { .grid { grid-template-columns: 1fr; } }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 22px; border-bottom: 1px solid var(--border);
  background: var(--panel2);
}
.panel-head h2 { font-size: 15px; margin: 0; letter-spacing: -0.01em; }
.panel-head .count { font-size: 12px; color: var(--muted); }
.panel-body { padding: 20px 22px 22px; }

table { width: 100%; border-collapse: collapse; }
th { text-align: left; padding: 9px 12px; color: var(--muted); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; }
td { padding: 13px 12px; border-top: 1px solid var(--border); vertical-align: middle; }
/* first/last cells flush with the panel-body edge */
th:first-child, td:first-child { padding-left: 2px; }
th:last-child, td:last-child { padding-right: 2px; }
tbody tr { transition: background 0.12s ease; }
tbody tr:hover { background: var(--panel2); }
tr.active { background: var(--accent-weak); }
.nodename { font-weight: 600; }
.cover { color: var(--muted); max-width: 360px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.badge {
  display: inline-block; padding: 3px 9px; border-radius: 7px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.02em; text-transform: uppercase;
  background: #eef1f6; color: var(--muted); border: 1px solid var(--border2);
}
.badge.socks { color: #0e7490; background: #e0f7fb; border-color: #bdeaf2; }
.badge.http { color: #475569; }
.badge.vmess { color: #b45309; background: #fef3e2; border-color: #fadcae; }
.badge.vless { color: #6d28d9; background: #f1ebfe; border-color: #ddd0fb; }
.badge.trojan { color: #be185d; background: #fde7f1; border-color: #f8c8dd; }
.badge.direct { color: var(--ok); background: #e7f7ee; border-color: #c2ebd2; }

.star {
  background: transparent; border: 0; padding: 2px 6px;
  font-size: 18px; line-height: 1; color: #c2cbd9; cursor: pointer;
}
.star:hover { color: var(--accent); background: transparent; }
.star.on { color: #f5b400; text-shadow: 0 0 10px rgba(245, 180, 0, 0.5); }
.rowbtns { text-align: right; white-space: nowrap; }
.rowbtns button { padding: 5px 11px; font-size: 12px; margin-left: 6px; }

/* Node form */
form.editor { padding: 20px 22px; display: grid; gap: 2px; }
.row { display: flex; gap: 12px; }
.row > label { flex: 1; }
label { display: block; margin-bottom: 12px; color: var(--muted); font-size: 12px; font-weight: 600; }
label input, label select { margin-top: 5px; font-weight: 400; color: var(--text); }
label.check { display: flex; align-items: center; gap: 8px; margin-top: 6px; }
label.check input { width: auto; margin: 0; }
fieldset { border: 1px solid var(--border); border-radius: 10px; margin: 4px 0 14px; padding: 14px; background: var(--panel2); }
legend { color: var(--text); font-size: 12px; font-weight: 700; padding: 0 7px; }
.actions { display: flex; gap: 10px; margin-top: 4px; }
.actions button { flex: 1; }

/* Routing rule form */
.ruleform {
  display: flex; gap: 14px 16px; align-items: end; flex-wrap: wrap;
  padding: 2px 0 18px; margin: 0; border-bottom: 1px solid var(--border); margin-bottom: 4px;
}
.ruleform label { margin: 0; flex: 1; min-width: 160px; }
.ruleform button { margin-bottom: 0; white-space: nowrap; }