:root {
  --bg: #0b0f17;
  --card: #111823;
  --card-2: #172131;
  --border: #1f2b3d;
  --text: #e6edf3;
  --muted: #8b98a9;
  --primary: #5cdd8b;
  --primary-ink: #0b2a17;
  --ok: #5cdd8b;
  --warn: #f8a306;
  --danger: #ef4c5a;
  --expired: #b02a37;
  --nodate: #6b7686;
  --info: #4ea3f5;
  --shadow: 0 6px 24px rgba(0, 0, 0, .35);
  --radius: 14px;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #f1f4f8;
  --card: #ffffff;
  --card-2: #f6f8fb;
  --border: #e1e6ee;
  --text: #1c2430;
  --muted: #6a7686;
  --primary: #3bbf6c;
  --primary-ink: #ffffff;
  --ok: #2fb35f;
  --warn: #e08a00;
  --danger: #dc3545;
  --expired: #a51d2b;
  --nodate: #8a94a3;
  --shadow: 0 4px 18px rgba(20, 30, 50, .08);
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; }
code, pre, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
[hidden] { display: none !important; }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 22px; background: var(--card); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; font-size: 18px; }
.brand:hover { text-decoration: none; }
.topnav { display: flex; align-items: center; gap: 6px; }
.topnav > a { color: var(--muted); padding: 7px 12px; border-radius: 999px; font-weight: 500; }
.topnav > a:hover { color: var(--text); background: var(--card-2); text-decoration: none; }
.topnav > a.active { color: var(--text); background: var(--card-2); }
.icon-btn svg { width: 18px; height: 18px; display: block; }
.icon-btn { background: none; border: 0; color: var(--muted); font-size: 17px; cursor: pointer; padding: 6px 9px; border-radius: 8px; }
.icon-btn:hover { color: var(--text); background: var(--card-2); }
.user-menu { position: relative; }
.user-btn { display: flex; align-items: center; gap: 8px; background: none; border: 0; color: var(--text); cursor: pointer; padding: 4px 8px; border-radius: 999px; font: inherit; }
.user-btn:hover { background: var(--card-2); }
.avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--primary); color: var(--primary-ink); display: grid; place-items: center; font-weight: 700; }
.dropdown { position: absolute; right: 0; top: calc(100% + 6px); background: var(--card); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow); min-width: 200px; overflow: hidden; }
.dropdown a { display: block; padding: 10px 14px; color: var(--text); }
.dropdown a:hover { background: var(--card-2); text-decoration: none; }
.dropdown-head { padding: 12px 14px; border-bottom: 1px solid var(--border); font-weight: 600; }
.dropdown-head small { display: block; color: var(--muted); font-weight: 400; }

/* ---------- Layout ---------- */
.layout { display: grid; grid-template-columns: 400px 1fr; gap: 20px; padding: 20px 22px; align-items: start; max-width: 1600px; margin: 0 auto; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.sidebar { position: sticky; top: 72px; height: calc(100vh - 92px); display: flex; flex-direction: column; overflow: hidden; }
.sidebar-tools { padding: 14px; display: flex; flex-direction: column; gap: 10px; border-bottom: 1px solid var(--border); }
.content { min-width: 0; display: flex; flex-direction: column; gap: 20px; }

/* ---------- Forms ---------- */
input, select, textarea {
  width: 100%; background: var(--card-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 10px; padding: 9px 12px; font: inherit; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 20%, transparent); }
input[type="search"] { border-radius: 999px; padding-left: 16px; }
input[type="checkbox"] { width: auto; accent-color: var(--primary); }
textarea { resize: vertical; min-height: 90px; }
label { display: flex; flex-direction: column; gap: 6px; font-weight: 500; }
label.check { flex-direction: row; align-items: center; gap: 8px; font-weight: 400; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid .full { grid-column: 1 / -1; }
.hint { color: var(--muted); font-size: 12px; font-weight: 400; }
.form-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--card-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 999px; padding: 8px 16px; font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap;
}
.btn:hover { border-color: var(--muted); }
.btn:disabled { opacity: .55; cursor: wait; }
.btn-primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); }
.btn-primary:hover { filter: brightness(1.08); border-color: var(--primary); }
.btn-danger { color: var(--danger); }
.btn-danger:hover { border-color: var(--danger); }
.btn-sm { padding: 5px 11px; font-size: 12.5px; }
.btn-block { width: 100%; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { background: transparent; border: 1px solid var(--border); color: var(--muted); border-radius: 999px; padding: 4px 11px; font: inherit; font-size: 12.5px; cursor: pointer; }
.chip:hover { color: var(--text); }
.chip.active { background: var(--primary); border-color: var(--primary); color: var(--primary-ink); font-weight: 600; }
.chip .n { opacity: .8; margin-left: 3px; }

.select-bar { display: flex; align-items: center; gap: 8px; font-size: 13px; background: var(--card-2); padding: 8px 10px; border-radius: 10px; }
.select-bar select { width: auto; flex: 1; padding: 5px 8px; }

/* ---------- Domain list ---------- */
.domain-list { overflow-y: auto; flex: 1; padding: 6px 8px 14px; }
.group { margin-top: 6px; }
.group-head {
  display: flex; align-items: center; gap: 8px; padding: 8px 8px; cursor: pointer; user-select: none;
  color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; font-weight: 700; border-radius: 8px;
}
.group-head:hover { background: var(--card-2); color: var(--text); }
.group-head .chev { transition: transform .15s; width: 12px; }
.group.collapsed .chev { transform: rotate(-90deg); }
.group.collapsed .group-items { display: none; }
.group-head .gname { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.group-head .gcount { font-weight: 600; text-transform: none; letter-spacing: 0; }
.group-dots { display: flex; gap: 3px; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }

.item {
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 10px;
  padding: 9px 10px; border-radius: 10px; cursor: pointer; color: var(--text);
}
.item:hover { background: var(--card-2); text-decoration: none; }
.item.active { background: color-mix(in srgb, var(--primary) 14%, var(--card-2)); }
.item .sel { display: none; }
.selecting .item { grid-template-columns: auto 1fr auto; }
.selecting .item .sel { display: block; }
.item-main { min-width: 0; }
.item-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item-sub { color: var(--muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item.paused { opacity: .55; }
.lifebar { height: 4px; border-radius: 4px; background: var(--border); margin-top: 6px; overflow: hidden; }
.lifebar span { display: block; height: 100%; border-radius: 4px; }

.pill { display: inline-block; min-width: 62px; text-align: center; padding: 3px 9px; border-radius: 999px; font-weight: 700; font-size: 12px; color: #fff; white-space: nowrap; }
.s-ok { background: var(--ok); color: #0b2a17; }
.s-warn { background: var(--warn); color: #2b1a00; }
.s-danger { background: var(--danger); }
.s-expired { background: var(--expired); }
.s-nodate { background: var(--nodate); }
.s-paused { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.c-ok { color: var(--ok); } .c-warn { color: var(--warn); } .c-danger { color: var(--danger); } .c-expired { color: var(--danger); } .c-nodate { color: var(--muted); }
.bg-ok { background: var(--ok); } .bg-warn { background: var(--warn); } .bg-danger { background: var(--danger); } .bg-expired { background: var(--expired); } .bg-nodate { background: var(--nodate); }
.empty { color: var(--muted); text-align: center; padding: 30px 10px; }

/* ---------- Content ---------- */
.panel { padding: 20px 22px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.panel-head h2 { font-size: 18px; }
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.stat { padding: 16px 18px; cursor: pointer; transition: transform .1s; }
.stat:hover { transform: translateY(-2px); }
.stat .label { color: var(--muted); font-size: 12.5px; font-weight: 600; }
.stat .value { font-size: 30px; font-weight: 800; margin-top: 4px; }

.detail-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.detail-head h1 { font-size: 28px; word-break: break-all; }
.tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.tag { background: var(--card-2); border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px; font-size: 12px; color: var(--muted); }
.tag.green { color: var(--primary); border-color: color-mix(in srgb, var(--primary) 50%, var(--border)); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.big { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border-radius: var(--radius); overflow: hidden; margin-top: 18px; }
.big > div { background: var(--card); padding: 16px; text-align: center; }
.big .label { color: var(--muted); font-size: 12px; font-weight: 600; }
.big .sub { color: var(--muted); font-size: 11.5px; }
.big .value { font-size: 22px; font-weight: 800; margin: 4px 0 2px; word-break: break-word; }
.kv { display: grid; grid-template-columns: 170px 1fr; gap: 10px 16px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-word; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; font-weight: 700; }
tr:last-child td { border-bottom: 0; }
tr.click { cursor: pointer; }
tr.click:hover td { background: var(--card-2); }
.table-wrap { overflow-x: auto; }

.alert { border-radius: 10px; padding: 11px 14px; border: 1px solid; margin-bottom: 14px; }
.alert-danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 50%, transparent); background: color-mix(in srgb, var(--danger) 10%, transparent); }
.alert-warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 50%, transparent); background: color-mix(in srgb, var(--warn) 10%, transparent); }
.alert-info { color: var(--info); border-color: color-mix(in srgb, var(--info) 45%, transparent); background: color-mix(in srgb, var(--info) 10%, transparent); }

.ev { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 11.5px; font-weight: 700; }
.ev-ok, .ev-renewed { background: color-mix(in srgb, var(--ok) 20%, transparent); color: var(--ok); }
.ev-error { background: color-mix(in srgb, var(--danger) 20%, transparent); color: var(--danger); }
.ev-warning, .ev-alert { background: color-mix(in srgb, var(--warn) 20%, transparent); color: var(--warn); }
.ev-info { background: color-mix(in srgb, var(--info) 18%, transparent); color: var(--info); }

/* ---------- Settings ---------- */
.settings { display: grid; grid-template-columns: 220px 1fr; gap: 20px; align-items: start; }
.settings-nav { padding: 8px; display: flex; flex-direction: column; gap: 2px; }
.settings-nav a { color: var(--text); padding: 10px 14px; border-radius: 10px; font-weight: 500; }
.settings-nav a:hover { background: var(--card-2); text-decoration: none; }
.settings-nav a.active { background: var(--primary); color: var(--primary-ink); }
.code-box { position: relative; background: var(--card-2); border: 1px solid var(--border); border-radius: 10px; padding: 12px 70px 12px 14px; margin: 6px 0 14px; word-break: break-all; white-space: pre-wrap; }
.code-box .copy { position: absolute; top: 8px; right: 8px; }
.list-row { display: flex; align-items: center; gap: 14px; padding: 14px 4px; border-bottom: 1px solid var(--border); }
.list-row:last-child { border-bottom: 0; }
.list-row .grow { flex: 1; min-width: 0; }

/* ---------- Modal / toasts ---------- */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0, 0, 0, .55); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal { width: min(640px, 100%); max-height: 92vh; overflow-y: auto; }
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-body { padding: 18px 20px 20px; }
.toasts { position: fixed; bottom: 18px; right: 18px; display: flex; flex-direction: column; gap: 8px; z-index: 60; }
.toast { background: var(--card); border: 1px solid var(--border); border-left: 4px solid var(--primary); padding: 11px 16px; border-radius: 10px; box-shadow: var(--shadow); max-width: 380px; animation: slide .2s ease-out; }
.toast.err { border-left-color: var(--danger); }
@keyframes slide { from { transform: translateY(10px); opacity: 0; } }

/* ---------- Login ---------- */
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: min(380px, 100%); background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 30px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 14px; }
.login-brand { display: flex; align-items: center; gap: 12px; }
.login-brand h1 { font-size: 22px; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .stats { grid-template-columns: repeat(3, 1fr); }
  .big { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; padding: 14px 12px; }
  .sidebar { position: static; height: 60vh; }
  .settings { grid-template-columns: 1fr; }
  .settings-nav { flex-direction: row; overflow-x: auto; }
  .form-grid { grid-template-columns: 1fr; }
  .user-name { display: none; }
  .brand span { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .kv { grid-template-columns: 1fr; gap: 2px 0; }
  .kv dd { margin-bottom: 8px; }
}