/* EXP Tools — site, dashboard and admin styles (same look as the home page) */
:root {
  --b: #0b5cad; --bd: #094a8c; --bl: #eef5fc; --bm: #d7e7f8;
  --g: #127a3e; --gl: #e8f5ee;
  --warn: #9a5b00; --warn-bg: #fff4e0; --warn-ln: #f3d9a8;
  --bad: #c0352b; --bad-bg: #fdecea; --bad-ln: #f3c4bf;
  --t: #14202e; --t2: #3a4757; --m: #5b6878; --m2: #8a96a6;
  --ln: #e3e8ef; --ln2: #eef1f5; --bg: #f6f8fb; --card: #fff;
  --r: 10px; --r2: 12px;
  --sh: 0 1px 2px rgba(16, 40, 80, .05), 0 6px 20px rgba(16, 40, 80, .05);
  --font: Inter, "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font: 14.5px/1.6 var(--font); color: var(--t); background: var(--bg); -webkit-font-smoothing: antialiased; }
a { color: var(--b); text-decoration: none; }
a:hover { color: var(--bd); }
h1, h2, h3, h4 { margin: 0 0 .45em; letter-spacing: -.015em; line-height: 1.25; font-weight: 650; }
h1 { font-size: 24px; } h2 { font-size: 17.5px; } h3 { font-size: 15.5px; } h4 { font-size: 14px; }
p { margin: 0 0 1em; }
code, .mono { font-family: var(--mono); font-size: .9em; }
.small, small { font-size: 13px; }
.muted { color: var(--m); }
.hidden { display: none !important; }
.ic { flex: none; vertical-align: middle; }
hr.sep { border: 0; border-top: 1px solid var(--ln); margin: 18px 0; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; font: 600 14px/1.3 var(--font); background: var(--b); color: #fff; border: 1px solid transparent; border-radius: 8px; padding: 9px 16px; cursor: pointer; white-space: nowrap; transition: background .15s, border-color .15s, box-shadow .15s; }
.btn:hover { background: var(--bd); color: #fff; }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(11, 92, 173, .25); }
.btn-ghost { background: #fff; color: var(--t); border-color: var(--ln); }
.btn-ghost:hover { background: #fff; color: var(--t); border-color: #b9c6d6; }
.btn-soft { background: var(--bl); color: var(--b); }
.btn-soft:hover { background: var(--bm); color: var(--bd); }
.btn-ok { background: var(--g); } .btn-ok:hover { background: #0e6332; }
.btn-danger { background: var(--bad); } .btn-danger:hover { background: #9f2a21; }
.btn-danger-ghost { background: #fff; color: var(--bad); border-color: var(--bad-ln); }
.btn-danger-ghost:hover { background: var(--bad-bg); color: var(--bad); }
.btn-warn { background: #c27a06; } .btn-warn:hover { background: #a46600; }
.btn-sm { padding: 6px 11px; font-size: 13px; border-radius: 7px; }
.btn-xs { padding: 3px 9px; font-size: 12.5px; border-radius: 6px; }
.btn-lg { padding: 12px 22px; font-size: 15px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .55; pointer-events: none; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.inline { display: inline; margin: 0; }
.link-btn { background: none; border: 0; padding: 0; font: inherit; color: var(--b); cursor: pointer; }
.link-btn.danger { color: var(--bad); }

/* ---------- Forms ---------- */
.field { margin-bottom: 15px; }
.field > label, .label { display: block; font-weight: 600; font-size: 13.5px; margin-bottom: 6px; color: var(--t2); }
.help { color: var(--m); font-size: 12.5px; margin-top: 5px; }
.err { color: var(--bad); font-size: 13px; margin-top: 5px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=tel], input[type=url], input[type=search], input[type=date], input[type=file], select, textarea {
  width: 100%; font: 14px/1.45 var(--font); color: var(--t); background: #fff; border: 1px solid #cfd8e3; border-radius: 8px; padding: 9px 12px; outline: none; transition: border-color .15s, box-shadow .15s;
}
input[type=file] { padding: 7px 10px; background: var(--bg); }
input:focus, select:focus, textarea:focus { border-color: var(--b); box-shadow: 0 0 0 3px rgba(11, 92, 173, .12); }
input:disabled { background: var(--bg); color: var(--m); }
textarea { resize: vertical; }
textarea.code { font-family: var(--mono); font-size: 12.5px; line-height: 1.55; min-height: 460px; white-space: pre; tab-size: 2; background: #fbfcfe; }
.check { display: flex; align-items: center; gap: 9px; font-weight: 500; cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--b); margin: 0; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 16px; }
.form-grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 16px; }
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.toolbar input, .toolbar select { width: auto; min-width: 200px; }
.input-group { display: flex; gap: 8px; }
.input-group > input { flex: 1; }

/* ---------- Cards / layout ---------- */
.card { background: var(--card); border: 1px solid var(--ln); border-radius: var(--r2); box-shadow: var(--sh); padding: 22px; margin-bottom: 18px; }
.card.flat { box-shadow: none; }
.card.pad-0 { padding: 0; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.card-head h2, .card-head h3 { margin: 0; }
.card-head .sub { color: var(--m); font-size: 13px; margin-top: 2px; }
.card-foot { border-top: 1px solid var(--ln2); margin: 18px -22px -22px; padding: 14px 22px; background: #fbfcfe; border-radius: 0 0 var(--r2) var(--r2); display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.grid { display: grid; gap: 18px; }
.grid > * { min-width: 0; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-main { grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr); align-items: start; }
.mb-0 { margin-bottom: 0 !important; } .mt-0 { margin-top: 0 !important; }
.vstack > * + * { margin-top: 10px; }

/* ---------- Page head ---------- */
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.page-head h1 { margin: 0; }
.page-head .sub { color: var(--m); margin: 4px 0 0; font-size: 14px; }
.crumb { font-size: 13px; color: var(--m); margin-bottom: 6px; display: flex; gap: 6px; align-items: center; }
.crumb a { color: var(--m); } .crumb a:hover { color: var(--b); }

/* ---------- Stats ---------- */
.stat { background: var(--card); border: 1px solid var(--ln); border-radius: var(--r2); padding: 16px 18px; box-shadow: var(--sh); position: relative; }
.stat .label { color: var(--m); font-size: 13px; font-weight: 500; display: flex; align-items: center; gap: 7px; }
.stat .label .ic { color: var(--b); }
.stat .value { font-size: 26px; font-weight: 700; letter-spacing: -.02em; line-height: 1.25; margin-top: 4px; font-variant-numeric: tabular-nums; }
.stat .sub { color: var(--m); font-size: 12.5px; }
.stat.hl { border-color: var(--warn-ln); background: #fffbf3; }

.hero-card { display: flex; align-items: center; justify-content: space-between; gap: 22px; flex-wrap: wrap; background: linear-gradient(135deg, #0b5cad 0%, #0a4886 100%); color: #fff; border-radius: 14px; padding: 26px 28px; margin-bottom: 18px; box-shadow: 0 14px 32px rgba(11, 92, 173, .22); position: relative; overflow: hidden; }
.hero-card::after { content: ""; position: absolute; right: -60px; top: -60px; width: 240px; height: 240px; border-radius: 50%; background: rgba(255, 255, 255, .06); }
.hero-card .label { color: #cfe2f7; font-size: 13.5px; font-weight: 500; }
.hero-card .big { font-size: 40px; font-weight: 700; letter-spacing: -.03em; line-height: 1.1; margin: 4px 0; font-variant-numeric: tabular-nums; }
.hero-card .hint { color: #cfe2f7; font-size: 13.5px; }
.hero-card .actions { display: flex; gap: 10px; flex-wrap: wrap; position: relative; z-index: 1; }
.hero-card .btn { background: #fff; color: var(--b); }
.hero-card .btn:hover { background: #eaf3fc; }
.hero-card .btn.ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .45); }
.hero-card .btn.ghost:hover { background: rgba(255, 255, 255, .1); }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; margin: 0 -22px; }
.table-wrap table { min-width: 100%; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; color: var(--m); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; padding: 10px 12px; border-bottom: 1px solid var(--ln); white-space: nowrap; background: #fafbfd; }
td { padding: 11px 12px; border-bottom: 1px solid var(--ln2); vertical-align: middle; }
th:first-child, td:first-child { padding-left: 22px; }
th:last-child, td:last-child { padding-right: 22px; }
tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: #fafcff; }
.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.plus { color: var(--g); font-weight: 600; }
.minus { color: var(--bad); font-weight: 600; }
.empty { text-align: center; color: var(--m); padding: 38px 12px !important; }
.nowrap { white-space: nowrap; }
.cell-main { font-weight: 600; color: var(--t); }
.cell-sub { color: var(--m); font-size: 12.5px; }

/* ---------- Badges / alerts ---------- */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: 99px; font-size: 12px; font-weight: 600; white-space: nowrap; line-height: 1.6; }
.badge-ok { background: var(--gl); color: var(--g); }
.badge-warn { background: var(--warn-bg); color: var(--warn); }
.badge-bad { background: var(--bad-bg); color: var(--bad); }
.badge-muted { background: #eef1f5; color: var(--m); }
.badge-brand { background: var(--bl); color: var(--b); }
.badge-test { background: #f1ecfd; color: #6b3fd1; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; background: currentColor; }

.alert { border-radius: 10px; padding: 12px 15px; margin-bottom: 16px; font-size: 14px; border: 1px solid; display: flex; gap: 10px; align-items: flex-start; }
.alert .ic { margin-top: 2px; }
.alert-success { background: var(--gl); border-color: #bfe3cd; color: #0f5e31; }
.alert-error { background: var(--bad-bg); border-color: var(--bad-ln); color: #8f2219; }
.alert-warn { background: var(--warn-bg); border-color: var(--warn-ln); color: #7a4700; }
.alert-info { background: var(--bl); border-color: var(--bm); color: var(--bd); }

/* ---------- App shell ---------- */
.shell { display: grid; grid-template-columns: 252px minmax(0, 1fr); min-height: 100vh; }
.side { background: #fff; border-right: 1px solid var(--ln); padding: 18px 14px; position: sticky; top: 0; height: 100vh; overflow-y: auto; display: flex; flex-direction: column; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--t); font-weight: 700; font-size: 16.5px; padding: 2px 8px 18px; letter-spacing: -.01em; }
.brand:hover { color: var(--t); }
.brand-mark { width: 32px; height: 32px; border-radius: 8px; background: var(--b); display: grid; place-items: center; font: 700 10.5px/1 var(--font); letter-spacing: .3px; color: #fff; flex: none; }
.brand small { display: block; font-size: 11.5px; color: var(--m); font-weight: 500; letter-spacing: 0; }
.nav-label { text-transform: uppercase; font-size: 11px; letter-spacing: .08em; color: var(--m2); padding: 16px 10px 6px; font-weight: 600; }
.nav a { display: flex; align-items: center; gap: 11px; color: var(--t2); padding: 8px 10px; border-radius: 8px; margin-bottom: 1px; font-size: 14px; font-weight: 500; }
.nav a .ic { color: var(--m); }
.nav a:hover { background: var(--bg); color: var(--t); }
.nav a.active { background: var(--bl); color: var(--b); font-weight: 600; }
.nav a.active .ic { color: var(--b); }
.nav .count { margin-left: auto; background: #f0b429; color: #3a2a00; font-size: 11px; border-radius: 99px; padding: 0 7px; font-weight: 700; line-height: 18px; }
.side-foot { margin-top: auto; padding: 14px 8px 2px; border-top: 1px solid var(--ln); display: flex; align-items: center; gap: 10px; }
.avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--bl); color: var(--b); display: grid; place-items: center; font-weight: 700; font-size: 13px; flex: none; }
.side-foot .who { min-width: 0; flex: 1; }
.side-foot .who b { display: block; font-size: 13.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.side-foot .who span { display: block; font-size: 12px; color: var(--m); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.side-foot button { background: none; border: 1px solid var(--ln); color: var(--m); border-radius: 7px; padding: 6px; cursor: pointer; display: grid; place-items: center; }
.side-foot button:hover { color: var(--bad); border-color: var(--bad-ln); }

.main { min-width: 0; display: flex; flex-direction: column; }
.topbar { height: 60px; background: rgba(255, 255, 255, .9); backdrop-filter: blur(8px); border-bottom: 1px solid var(--ln); display: flex; align-items: center; gap: 14px; padding: 0 30px; position: sticky; top: 0; z-index: 20; }
.topbar .sp { flex: 1; }
.topbar .menu-btn { display: none; background: none; border: 1px solid var(--ln); border-radius: 8px; padding: 6px; cursor: pointer; color: var(--t); }
.topbar .pts { display: inline-flex; align-items: center; gap: 7px; background: var(--bl); color: var(--b); font-weight: 600; font-size: 13.5px; padding: 6px 12px; border-radius: 99px; }
.content { padding: 28px 30px 60px; max-width: 1240px; width: 100%; }

/* Service mode switch (admin) */
.mode { display: inline-flex; background: var(--bg); border: 1px solid var(--ln); border-radius: 9px; padding: 3px; gap: 2px; }
.mode button { border: 0; background: none; font: 600 12.5px/1 var(--font); color: var(--m); padding: 7px 11px; border-radius: 6px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.mode button:hover { color: var(--t); }
.mode button.on.live { background: #fff; color: var(--g); box-shadow: 0 1px 3px rgba(0, 0, 0, .08); }
.mode button.on.test { background: #fff; color: #6b3fd1; box-shadow: 0 1px 3px rgba(0, 0, 0, .08); }
.mode button.on.maintenance { background: var(--bad); color: #fff; }
.mode-banner { padding: 9px 30px; font-size: 13.5px; font-weight: 500; display: flex; gap: 10px; align-items: center; }
.mode-banner.test { background: #f1ecfd; color: #4f2aa6; border-bottom: 1px solid #ddd2fa; }
.mode-banner.maintenance { background: var(--bad); color: #fff; }

/* ---------- Dashboard pieces ---------- */
.quick-mode { width: 100%; display: flex; align-items: center; gap: 12px; text-align: left; padding: 11px 13px; border: 1px solid var(--ln); border-radius: 10px; background: #fff; cursor: pointer; font: inherit; color: var(--t); }
.quick-mode:hover { border-color: #b9c6d6; }
.quick-mode .ic { color: var(--m); }
.quick-mode span:not(.badge) { flex: 1; min-width: 0; }
.quick-mode b { display: block; font-size: 14px; }
.quick-mode small { display: block; color: var(--m); font-size: 12.5px; }
.quick-mode[disabled] { cursor: default; }
.quick-mode.on.live { border-color: #a9d8bb; background: var(--gl); } .quick-mode.on.live .ic { color: var(--g); }
.quick-mode.on.test { border-color: #d5c7f7; background: #f6f2fe; } .quick-mode.on.test .ic { color: #6b3fd1; }
.quick-mode.on.maintenance { border-color: var(--bad-ln); background: var(--bad-bg); } .quick-mode.on.maintenance .ic { color: var(--bad); }

.tools { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.tool { border: 1px solid var(--ln); border-radius: var(--r2); padding: 16px; background: #fff; display: flex; gap: 13px; align-items: flex-start; }
.tool .ti { width: 40px; height: 40px; border-radius: 10px; background: var(--bl); color: var(--b); display: grid; place-items: center; flex: none; }
.tool b { display: block; font-size: 14.5px; }
.tool span { color: var(--m); font-size: 13px; display: block; }
.tool .n { font-size: 20px; font-weight: 700; color: var(--t); letter-spacing: -.02em; margin-top: 4px; }

.dl-box { display: flex; align-items: center; gap: 16px; padding: 16px; border: 1px solid var(--ln); border-radius: var(--r2); background: linear-gradient(180deg, #f8fbff, #fff); }
.dl-box .di { width: 48px; height: 48px; border-radius: 12px; background: var(--b); color: #fff; display: grid; place-items: center; flex: none; }
.dl-box .txt { flex: 1; min-width: 0; }
.dl-box .txt b { display: block; font-size: 15px; }
.dl-box .txt span { color: var(--m); font-size: 13px; }

.file-list { list-style: none; margin: 0; padding: 0; }
.file-list li { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--ln2); }
.file-list li:last-child { border-bottom: 0; }
.file-list .fi { width: 36px; height: 36px; border-radius: 9px; background: var(--gl); color: var(--g); display: grid; place-items: center; flex: none; }
.file-list .txt { flex: 1; min-width: 0; }
.file-list .txt b { display: block; font-size: 14px; font-weight: 600; }
.file-list .txt span { color: var(--m); font-size: 12.5px; }

.quick { display: grid; gap: 8px; }
.quick a { display: flex; align-items: center; gap: 12px; padding: 11px 12px; border: 1px solid var(--ln); border-radius: 10px; color: var(--t); font-weight: 500; background: #fff; }
.quick a:hover { border-color: #b9c6d6; background: #fbfcfe; }
.quick a .ic { color: var(--b); }
.quick a .arrow { margin-left: auto; color: var(--m2); }

.chart { display: flex; align-items: flex-end; gap: 6px; height: 150px; padding-top: 10px; }
.chart .col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; height: 100%; justify-content: flex-end; min-width: 0; }
.chart .stack { width: 100%; max-width: 30px; display: flex; flex-direction: column-reverse; border-radius: 4px 4px 0 0; overflow: hidden; background: var(--ln2); min-height: 2px; }
.chart .stack i { display: block; width: 100%; }
.chart .d { font-size: 10.5px; color: var(--m2); white-space: nowrap; }
.legend { display: flex; gap: 14px; font-size: 12.5px; color: var(--m); flex-wrap: wrap; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.c-issue { background: #0b5cad; } .c-dup { background: #5aa0e6; } .c-pdf { background: #18a058; }

/* ---------- Packages / payments ---------- */
.packs { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.pack { background: var(--card); border: 1px solid var(--ln); border-radius: 14px; padding: 24px 22px; box-shadow: var(--sh); display: flex; flex-direction: column; position: relative; }
.pack.pop { border-color: var(--b); box-shadow: 0 0 0 1px var(--b) inset, 0 16px 32px rgba(11, 92, 173, .10); }
.pack.pop::after { content: "Most popular"; position: absolute; top: -11px; left: 20px; background: var(--b); color: #fff; font-size: 11.5px; font-weight: 600; padding: 2px 10px; border-radius: 99px; }
.pack h3 { font-size: 14.5px; color: var(--m); font-weight: 600; margin-bottom: 8px; }
.pack .price { font-size: 32px; font-weight: 700; letter-spacing: -.03em; line-height: 1.1; }
.pack .pts { font-weight: 600; margin: 4px 0 12px; }
.pack ul { list-style: none; padding: 0; margin: 0 0 18px; color: var(--m); font-size: 13.5px; flex: 1; }
.pack li { padding: 3px 0; }
.pack li b { color: var(--t); }
.pay-box { border: 1px dashed #b6cde6; background: #f7fbff; border-radius: 12px; padding: 16px 18px; margin-bottom: 16px; }
.pay-box .number { font-family: var(--mono); font-size: 22px; font-weight: 700; letter-spacing: 1px; }
.method-pick { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.method-pick label { border: 1.5px solid var(--ln); border-radius: 10px; padding: 11px 14px; cursor: pointer; display: flex; align-items: center; gap: 10px; font-weight: 600; background: #fff; margin: 0; }
.method-pick input { accent-color: var(--b); }
.method-pick label:has(input:checked) { border-color: var(--b); background: var(--bl); }
.steps-list { margin: 0; padding-left: 1.2em; }
.steps-list li { margin-bottom: 4px; }

.kv { display: grid; grid-template-columns: 150px 1fr; gap: 8px 14px; font-size: 14px; margin: 0; }
.kv dt { color: var(--m); }
.kv dd { margin: 0; font-weight: 500; word-break: break-word; }

.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 18px; flex-wrap: wrap; }
.pagination a, .pagination span { padding: 5px 11px; border: 1px solid var(--ln); border-radius: 7px; background: #fff; font-size: 13.5px; color: var(--t2); }
.pagination .current { background: var(--b); color: #fff; border-color: var(--b); }
.page-total { text-align: center; color: var(--m); font-size: 12.5px; margin: 8px 0 0; }

details.inline-form > summary { cursor: pointer; color: var(--b); font-weight: 600; font-size: 13.5px; list-style: none; display: inline-flex; align-items: center; gap: 6px; }
details.inline-form > summary::-webkit-details-marker { display: none; }
details.inline-form[open] > summary { margin-bottom: 10px; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--ln); margin-bottom: 18px; overflow-x: auto; }
.tabs a { padding: 9px 14px; color: var(--m); font-weight: 600; font-size: 14px; border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; display: inline-flex; gap: 7px; align-items: center; }
.tabs a:hover { color: var(--t); }
.tabs a.on { color: var(--b); border-bottom-color: var(--b); }
.tabs .badge { font-size: 11px; padding: 0 7px; }

.danger-zone { border-color: var(--bad-ln); }
.danger-zone h2 { color: var(--bad); }

/* ---------- Public site ---------- */
.site { background: #fff; }
.wrap { width: min(1120px, 100% - 40px); margin: 0 auto; }
.site-nav { position: sticky; top: 0; z-index: 30; background: rgba(255, 255, 255, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--ln); }
.site-nav .wrap { display: flex; align-items: center; gap: 28px; height: 64px; }
.site-nav .links { display: flex; gap: 24px; flex: 1; }
.site-nav .links a { color: var(--m); font-size: 14px; font-weight: 500; }
.site-nav .links a:hover, .site-nav .links a.on { color: var(--t); }
.site-nav .cta { display: flex; gap: 10px; }
.site-head { background: linear-gradient(180deg, #f3f7fc 0%, #fff 100%); border-bottom: 1px solid var(--ln); padding: 52px 0 40px; }
.site-head .eyebrow { font-size: 12.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--b); margin-bottom: 10px; }
.site-head h1 { font-size: 38px; letter-spacing: -.025em; margin-bottom: 10px; }
.site-head p { color: var(--m); font-size: 16.5px; max-width: 680px; margin: 0; }
.site-body { padding: 44px 0 80px; }
.site-foot { border-top: 1px solid var(--ln); padding: 28px 0; color: var(--m); font-size: 13.5px; background: #fff; }
.site-foot .wrap { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.site-foot .sp { flex: 1; }
.site-foot a { color: var(--m); } .site-foot a:hover { color: var(--t); }
.site-foot .disc { width: 100%; font-size: 12px; color: var(--m2); }
.notice-bar { padding: 10px 0; font-size: 14px; font-weight: 500; text-align: center; }
.notice-bar.maintenance { background: var(--bad); color: #fff; }
.notice-bar.test { background: #f1ecfd; color: #4f2aa6; }

/* Tutorials */
.doc-grid { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 44px; align-items: start; }
.toc { position: sticky; top: 88px; font-size: 14px; }
.toc b { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--m2); margin-bottom: 10px; }
.toc a { display: block; color: var(--m); padding: 6px 0 6px 12px; border-left: 2px solid var(--ln); }
.toc a:hover { color: var(--t); border-left-color: #b9c6d6; }
.doc section { padding: 0 0 36px; margin-bottom: 36px; border-bottom: 1px solid var(--ln); scroll-margin-top: 84px; }
.doc section:last-child { border-bottom: 0; }
.doc h2 { font-size: 24px; margin-bottom: 8px; display: flex; gap: 12px; align-items: center; }
.doc h2 .ti { width: 38px; height: 38px; border-radius: 10px; background: var(--bl); color: var(--b); display: grid; place-items: center; flex: none; }
.doc h3 { font-size: 16.5px; margin: 24px 0 8px; }
.doc p, .doc li { color: var(--t2); font-size: 15px; line-height: 1.7; }
.doc .lead { color: var(--m); font-size: 16px; }
.doc ol.steps { list-style: none; counter-reset: s; padding: 0; margin: 14px 0; }
.doc ol.steps > li { counter-increment: s; position: relative; padding: 0 0 16px 46px; }
.doc ol.steps > li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 50%; background: var(--b); color: #fff; font-weight: 700; font-size: 13.5px; display: grid; place-items: center; }
.doc ol.steps > li b { color: var(--t); }
.doc .tip { background: var(--bl); border: 1px solid var(--bm); border-radius: 10px; padding: 13px 16px; color: var(--bd); font-size: 14.5px; margin: 14px 0; }
.doc .warn { background: var(--warn-bg); border: 1px solid var(--warn-ln); border-radius: 10px; padding: 13px 16px; color: #7a4700; font-size: 14.5px; margin: 14px 0; }
.doc table { border: 1px solid var(--ln); border-radius: 10px; overflow: hidden; margin: 12px 0; font-size: 14px; }
.doc table td, .doc table th { padding: 9px 14px; }
.doc kbd { font-family: var(--mono); font-size: 12.5px; background: var(--bg); border: 1px solid var(--ln); border-bottom-width: 2px; border-radius: 5px; padding: 1px 6px; }

/* Videos */
.vgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 22px; }
.vcard { border: 1px solid var(--ln); border-radius: 14px; overflow: hidden; background: #fff; box-shadow: var(--sh); display: flex; flex-direction: column; }
.vframe { position: relative; aspect-ratio: 16 / 9; background: #0e1726; }
.vframe iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.vframe .poster { position: absolute; inset: 0; display: grid; place-items: center; background: #0e1726 center / cover no-repeat; cursor: pointer; border: 0; width: 100%; }
.vframe .poster::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0, 0, 0, .05), rgba(0, 0, 0, .35)); }
.vframe .play { position: relative; width: 62px; height: 62px; border-radius: 50%; background: rgba(255, 255, 255, .95); display: grid; place-items: center; color: var(--b); box-shadow: 0 8px 24px rgba(0, 0, 0, .3); transition: transform .15s; }
.vframe .poster:hover .play { transform: scale(1.07); }
.vframe .ext { position: absolute; inset: 0; display: grid; place-items: center; color: #fff; text-align: center; padding: 20px; }
.vcard .vb { padding: 16px 18px 18px; }
.vcard .vb h3 { font-size: 16px; margin-bottom: 4px; }
.vcard .vb p { color: var(--m); font-size: 14px; margin: 0; }
.vcat { margin: 34px 0 14px; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--m); }
.vcat:first-child { margin-top: 0; }

/* Auth pages */
.auth { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); background: #fff; }
.auth-side { background: linear-gradient(160deg, #0b5cad 0%, #083f78 100%); color: #fff; padding: 44px 52px; display: flex; flex-direction: column; position: relative; overflow: hidden; }
.auth-side::after { content: ""; position: absolute; width: 420px; height: 420px; border-radius: 50%; right: -160px; bottom: -160px; background: rgba(255, 255, 255, .06); }
.auth-side .brand { color: #fff; padding: 0; }
.auth-side .brand-mark { background: #fff; color: var(--b); }
.auth-side h2 { font-size: 32px; line-height: 1.2; letter-spacing: -.025em; margin: auto 0 14px; max-width: 420px; }
.auth-side p { color: #cfe2f7; font-size: 15.5px; max-width: 420px; }
.auth-side ul { list-style: none; padding: 0; margin: 18px 0 auto; display: grid; gap: 10px; color: #e6f0fb; }
.auth-side li { display: flex; gap: 10px; align-items: center; font-size: 14.5px; }
.auth-side li .ic { color: #8fd3a9; }
.auth-side .foot { color: #9cbde0; font-size: 12.5px; position: relative; z-index: 1; }
.auth-main { display: grid; place-items: center; padding: 40px 24px; background: var(--bg); }
.auth-card { width: 100%; max-width: 420px; }
.auth-card.wide { max-width: 560px; }
.auth-card .card { padding: 30px; }
.auth-card h1 { font-size: 24px; margin-bottom: 4px; }
.auth-card .sub { color: var(--m); margin-bottom: 22px; }
.auth-foot { text-align: center; margin-top: 16px; color: var(--m); font-size: 14px; }
.auth-top { display: none; }

.err-page { text-align: center; padding: 60px 0; }
.err-page .code { font-size: 64px; font-weight: 800; color: var(--bm); letter-spacing: -.04em; line-height: 1; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-main { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: fixed; inset: 0 auto 0 0; width: 268px; z-index: 50; transform: translateX(-100%); transition: transform .2s; box-shadow: none; }
  body.nav-open .side { transform: none; box-shadow: 0 0 0 100vmax rgba(10, 20, 35, .4); }
  .topbar { padding: 0 16px; }
  .topbar .menu-btn { display: grid; }
  .content { padding: 20px 16px 50px; }
  .mode-banner { padding: 9px 16px; }
  .grid-2, .grid-3, .tools, .form-grid, .form-grid-3 { grid-template-columns: 1fr; }
  .table-wrap { margin: 0 -22px; }
  .hero-card .big { font-size: 34px; }
  .kv { grid-template-columns: 1fr; gap: 0; }
  .kv dd { margin-bottom: 8px; }
  .site-nav .links { display: none; }
  .site-head h1 { font-size: 30px; }
  .doc-grid { grid-template-columns: 1fr; }
  .toc { display: none; }
  .auth { grid-template-columns: 1fr; }
  .auth-side { display: none; }
  .auth-top { display: flex; justify-content: center; margin-bottom: 20px; }
  .vgrid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .topbar .mode button span { display: none; }
  .page-head { align-items: flex-start; }
  .site-nav .cta .btn-ghost { display: none; }
}