/* ============================================================
   email-sent — дизайн-система
   Все имена классов сохранены для совместимости с app.js.
   Тема: data-theme="light" | "dark" на <html>, иначе — по ОС.
   ============================================================ */

:root {
  /* палитра — светлая */
  --bg: #f4f5f8;
  --bg-grad-1: #eef1f7;
  --bg-grad-2: #f6f7fa;
  --panel: #ffffff;
  --panel-2: #fbfbfd;
  --elev: #ffffff;
  --ink: #0f1115;
  --ink-soft: #2b2f37;
  --muted: #697083;
  --faint: #969caa;
  --line: #e7e9ef;
  --line-soft: #eef0f4;

  --accent: #4f46e5;
  --accent-2: #6366f1;
  --accent-ink: #ffffff;
  --accent-soft: #eef0fe;
  --accent-ring: color-mix(in srgb, var(--accent) 35%, transparent);

  --ok: #0f7a4d;   --ok-bg: #e4f6ec;
  --warn: #9a6a12; --warn-bg: #fbf0d9;
  --err: #c4352f;  --err-bg: #fdeceb;
  --soft: #f1f2f6;
  --soft-2: #e9ebf1;

  --radius: 12px;
  --radius-sm: 9px;
  --radius-lg: 18px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(16, 20, 34, .05), 0 1px 1px rgba(16, 20, 34, .04);
  --shadow: 0 1px 2px rgba(16, 20, 34, .05), 0 6px 20px -6px rgba(16, 20, 34, .12);
  --shadow-lg: 0 20px 50px -12px rgba(16, 20, 34, .28);
  --shadow-accent: 0 6px 18px -6px color-mix(in srgb, var(--accent) 55%, transparent);

  --brand-grad: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);

  color-scheme: light;
}

:root[data-theme="dark"],
html[data-theme="dark"] {
  color-scheme: dark;
}

/* тёмная тема: по ОС (если не выбрана светлая вручную) */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0a0c11;
    --bg-grad-1: #0c0f16;
    --bg-grad-2: #0a0c11;
    --panel: #14171f;
    --panel-2: #171b24;
    --elev: #1b2029;
    --ink: #e9ebf1;
    --ink-soft: #c7ccd7;
    --muted: #949bab;
    --faint: #6a7180;
    --line: #242a35;
    --line-soft: #1e232d;

    --accent: #7c83f3;
    --accent-2: #8b8ff6;
    --accent-ink: #0a0c11;
    --accent-soft: #1a1e33;
    --accent-ring: color-mix(in srgb, var(--accent) 45%, transparent);

    --ok: #4ec98a;   --ok-bg: #11301f;
    --warn: #e2b659; --warn-bg: #352a10;
    --err: #ff8079;  --err-bg: #3a1b1a;
    --soft: #1c212b;
    --soft-2: #232935;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
    --shadow: 0 2px 4px rgba(0, 0, 0, .4), 0 10px 30px -10px rgba(0, 0, 0, .6);
    --shadow-lg: 0 24px 60px -12px rgba(0, 0, 0, .7);
    --shadow-accent: 0 8px 22px -8px color-mix(in srgb, var(--accent) 60%, transparent);
  }
}

/* тёмная тема: выбрана вручную */
:root[data-theme="dark"] {
  --bg: #0a0c11;
  --bg-grad-1: #0c0f16;
  --bg-grad-2: #0a0c11;
  --panel: #14171f;
  --panel-2: #171b24;
  --elev: #1b2029;
  --ink: #e9ebf1;
  --ink-soft: #c7ccd7;
  --muted: #949bab;
  --faint: #6a7180;
  --line: #242a35;
  --line-soft: #1e232d;

  --accent: #7c83f3;
  --accent-2: #8b8ff6;
  --accent-ink: #0a0c11;
  --accent-soft: #1a1e33;
  --accent-ring: color-mix(in srgb, var(--accent) 45%, transparent);

  --ok: #4ec98a;   --ok-bg: #11301f;
  --warn: #e2b659; --warn-bg: #352a10;
  --err: #ff8079;  --err-bg: #3a1b1a;
  --soft: #1c212b;
  --soft-2: #232935;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow: 0 2px 4px rgba(0, 0, 0, .4), 0 10px 30px -10px rgba(0, 0, 0, .6);
  --shadow-lg: 0 24px 60px -12px rgba(0, 0, 0, .7);
  --shadow-accent: 0 8px 22px -8px color-mix(in srgb, var(--accent) 60%, transparent);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  background-image: radial-gradient(1200px 600px at 100% -10%, var(--bg-grad-1), transparent 60%),
                    radial-gradient(900px 500px at -10% 110%, var(--bg-grad-2), transparent 55%);
  background-attachment: fixed;
  color: var(--ink);
  font: 14px/1.55 "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  letter-spacing: -0.003em;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 23px; margin: 0; letter-spacing: -.021em; font-weight: 680; }
h2 { font-size: 15.5px; margin: 0 0 13px; letter-spacing: -.012em; font-weight: 640; }
h3 { font-size: 13px; margin: 0 0 8px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 650; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }
::selection { background: color-mix(in srgb, var(--accent) 24%, transparent); }

/* scrollbars */
* { scrollbar-width: thin; scrollbar-color: var(--soft-2) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: var(--soft-2); border-radius: 999px; border: 2px solid transparent; background-clip: padding-box; }
*::-webkit-scrollbar-thumb:hover { background: var(--faint); background-clip: padding-box; }

/* ---------- layout ---------- */
.app { display: grid; grid-template-columns: 248px 1fr; min-height: 100vh; }
.side {
  background: color-mix(in srgb, var(--panel) 72%, transparent);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  border-right: 1px solid var(--line);
  padding: 18px 14px 16px;
  position: sticky; top: 0; height: 100vh;
  display: flex; flex-direction: column; gap: 3px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 750; font-size: 17px; letter-spacing: -.02em;
  padding: 6px 10px 18px;
}
.brand::before {
  content: ""; width: 30px; height: 30px; border-radius: 9px;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='5' width='18' height='14' rx='2'/%3E%3Cpath d='m3 7 9 6 9-6'/%3E%3C/svg%3E") center/58% no-repeat,
    var(--brand-grad);
  box-shadow: var(--shadow-accent); flex: none;
}
.brand span { color: var(--accent); -webkit-text-fill-color: var(--accent); }

.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 11px; border-radius: 10px; color: var(--ink-soft);
  font-weight: 530; position: relative; transition: background .13s, color .13s;
}
.nav a svg { width: 18px; height: 18px; flex: none; opacity: .8; }
.nav a:hover { background: var(--soft); text-decoration: none; color: var(--ink); }
.nav a.active { background: var(--accent-soft); color: var(--accent); font-weight: 640; }
.nav a.active svg { opacity: 1; }
.nav a.active::before {
  content: ""; position: absolute; left: -14px; top: 50%; transform: translateY(-50%);
  width: 3px; height: 20px; border-radius: 0 3px 3px 0; background: var(--brand-grad);
}
.side .grow { flex: 1; }
.side-foot { display: flex; align-items: center; gap: 6px; padding-top: 8px; border-top: 1px solid var(--line-soft); margin-top: 6px; }
.side-foot .btn { flex: 1; justify-content: center; }

.content { display: flex; flex-direction: column; min-width: 0; }
.main { padding: 26px 38px 70px; max-width: 1240px; width: 100%; margin: 0 auto; }

/* постоянная строка KPI — видна на всех страницах */
.kpibar { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--panel) 75%, transparent); backdrop-filter: blur(14px) saturate(1.3); -webkit-backdrop-filter: blur(14px) saturate(1.3); border-bottom: 1px solid var(--line); }
.kpibar-in { max-width: 1240px; margin: 0 auto; display: flex; gap: 4px; padding: 9px 38px; overflow-x: auto; }
.kpibar .k { display: flex; flex-direction: column; gap: 1px; padding: 6px 15px; border-radius: 10px; white-space: nowrap; color: var(--ink); text-decoration: none; position: relative; transition: background .12s; }
.kpibar .k + .k::before { content: ""; position: absolute; left: -2px; top: 20%; height: 60%; width: 1px; background: var(--line); }
.kpibar .k:hover { background: var(--soft); text-decoration: none; }
.kpibar .k .kv { font-size: 18px; font-weight: 720; letter-spacing: -.02em; line-height: 1.15; }
.kpibar .k .kl { font-size: 11px; color: var(--muted); font-weight: 520; }
.kpibar .k.accent .kv { color: var(--accent); }
.kpibar .k.ok .kv { color: var(--ok); }
.kpibar .k.warn .kv { color: var(--warn); }
.page-head { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; }
.page-head .sp { flex: 1; }

@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .brand { padding: 4px 8px; }
  .nav { flex-direction: row; flex-wrap: wrap; }
  .nav a.active::before { display: none; }
  .side .grow { flex: 0; }
  .side-foot { border-top: 0; margin-top: 0; padding-top: 0; }
  .main { padding: 18px 16px 56px; }
  .kpibar-in { padding: 8px 16px; }
}

/* ---------- surfaces ---------- */
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .16s, border-color .16s, transform .16s;
}
.grid { display: grid; gap: 14px; }
.grid.cols-4 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); }
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); }

.stat { position: relative; overflow: hidden; }
.stat::after {
  content: ""; position: absolute; inset: 0 0 auto auto; width: 90px; height: 90px;
  background: var(--brand-grad); opacity: .07; border-radius: 50%; transform: translate(30%, -30%); filter: blur(4px);
}
.stat .v { font-size: 28px; font-weight: 720; letter-spacing: -.03em; line-height: 1.1; }
.stat .l { color: var(--muted); font-size: 12.5px; margin-top: 4px; font-weight: 520; }
.stat .s { color: var(--faint); font-size: 12px; margin-top: 3px; }
.grid.cols-3 .card:hover, .grid.cols-2 .card:hover { box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 22%, var(--line)); }

.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }
.stack > * + * { margin-top: 13px; }

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-weight: 620; font-size: 11.5px; letter-spacing: .03em; text-transform: uppercase; color: var(--muted); padding: 11px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 11px 12px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
tbody tr { transition: background .11s; }
tbody tr:hover { background: var(--soft); }
.tablewrap { overflow-x: auto; border-radius: var(--radius); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.clip { max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- forms ---------- */
label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 5px; font-weight: 540; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=search], input[type=url], select, textarea {
  width: 100%; padding: 9px 12px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--panel-2); color: var(--ink); font: inherit; transition: border-color .13s, box-shadow .13s, background .13s;
}
input::placeholder, textarea::placeholder { color: var(--faint); }
textarea { min-height: 92px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); background: var(--panel); box-shadow: 0 0 0 3.5px var(--accent-ring); }
select {
  appearance: none; -webkit-appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23697083' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center; padding-right: 30px;
}
.field { margin-bottom: 14px; }
.fields { display: grid; grid-template-columns: repeat(auto-fit, minmax(185px, 1fr)); gap: 0 16px; }
.check { display: flex; gap: 9px; align-items: center; font-size: 14px; color: var(--ink); margin: 0; cursor: pointer; font-weight: 500; }
.check input { width: auto; }
.checks { display: flex; flex-wrap: wrap; gap: 8px 16px; }
input[type=checkbox] { width: 17px; height: 17px; accent-color: var(--accent); cursor: pointer; }
input[type=file] { font-size: 13px; }
input[type=file]::file-selector-button { font: inherit; padding: 6px 12px; margin-right: 10px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--soft); color: var(--ink); cursor: pointer; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 8px 15px; border-radius: var(--radius-sm); border: 1px solid var(--line);
  background: var(--panel); color: var(--ink); cursor: pointer; font: inherit; font-weight: 560; line-height: 1.2;
  transition: background .13s, border-color .13s, box-shadow .13s, transform .06s, color .13s;
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; }
.btn:hover { background: var(--soft); text-decoration: none; border-color: color-mix(in srgb, var(--ink) 15%, var(--line)); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--brand-grad); border-color: transparent; color: var(--accent-ink); box-shadow: var(--shadow-accent); }
.btn.primary:hover { filter: brightness(1.06); background: var(--brand-grad); }
.btn.danger { color: var(--err); }
.btn.danger:hover { background: var(--err-bg); border-color: color-mix(in srgb, var(--err) 35%, var(--line)); }
.btn.sm { padding: 5px 10px; font-size: 12px; border-radius: 7px; }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.btn[disabled]:active { transform: none; }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.ghost:hover { background: var(--soft); }
.btn.icon-only { padding: 7px; }

/* ---------- badges ---------- */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: var(--radius-pill); font-size: 12px; font-weight: 560; background: var(--soft); color: var(--muted); white-space: nowrap; line-height: 1.5; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .85; }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.err { background: var(--err-bg); color: var(--err); }
.pill { display: inline-block; padding: 1px 9px; border-radius: 7px; background: var(--soft); color: var(--ink-soft); font-size: 12px; margin: 1px 3px 1px 0; font-weight: 500; }

.bar { height: 7px; background: var(--soft-2); border-radius: 999px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--brand-grad); border-radius: 999px; transition: width .4s cubic-bezier(.4,0,.2,1); }
.bar.warn > i { background: linear-gradient(90deg, var(--warn), color-mix(in srgb, var(--warn) 70%, #fff)); }
.bar.err > i { background: linear-gradient(90deg, var(--err), color-mix(in srgb, var(--err) 70%, #fff)); }

.notice { padding: 12px 16px; border-radius: var(--radius-sm); background: var(--warn-bg); color: var(--warn); margin-bottom: 16px; border: 1px solid color-mix(in srgb, var(--warn) 22%, transparent); font-size: 13px; }
.notice.err { background: var(--err-bg); color: var(--err); border-color: color-mix(in srgb, var(--err) 22%, transparent); }
.notice.info { background: var(--accent-soft); color: var(--ink-soft); border-color: color-mix(in srgb, var(--accent) 18%, transparent); }
.notice a { color: inherit; font-weight: 640; text-decoration: underline; }
.empty { text-align: center; padding: 48px 16px; color: var(--muted); }

/* ---------- modal & toast ---------- */
.overlay { position: fixed; inset: 0; background: color-mix(in srgb, #0a0c11 52%, transparent); backdrop-filter: blur(3px); display: flex; align-items: flex-start; justify-content: center; padding: 6vh 16px; overflow-y: auto; z-index: 50; animation: ov-in .14s ease; }
@keyframes ov-in { from { opacity: 0; } }
.modal { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-lg); width: 100%; max-width: 640px; box-shadow: var(--shadow-lg); animation: modal-in .18s cubic-bezier(.2,.8,.2,1); overflow: hidden; }
@keyframes modal-in { from { opacity: 0; transform: translateY(14px) scale(.98); } }
.modal.wide { max-width: 920px; }
.modal-head { display: flex; align-items: center; gap: 10px; padding: 16px 20px; border-bottom: 1px solid var(--line-soft); }
.modal-head h2 { margin: 0; flex: 1; font-size: 16px; }
.modal-body { padding: 20px; }
.modal-foot { padding: 14px 20px; border-top: 1px solid var(--line-soft); background: var(--panel-2); display: flex; gap: 9px; justify-content: flex-end; }
#toasts { position: fixed; right: 18px; bottom: 18px; display: flex; flex-direction: column; gap: 9px; z-index: 100; }
.toast { background: var(--ink); color: var(--bg); padding: 11px 16px; border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); max-width: 380px; font-weight: 520; animation: toast-in .2s cubic-bezier(.2,.8,.2,1); }
@keyframes toast-in { from { opacity: 0; transform: translateX(20px); } }
.toast.err { background: var(--err); color: #fff; }

/* ---------- steps ---------- */
.step { display: grid; grid-template-columns: 38px 1fr; gap: 14px; padding: 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); box-shadow: var(--shadow-sm); }
.step .n { width: 30px; height: 30px; border-radius: 9px; background: var(--brand-grad); color: var(--accent-ink); display: grid; place-items: center; font-weight: 700; font-size: 13px; box-shadow: var(--shadow-accent); }
.step-link { margin: 0 0 0 16px; padding: 7px 0 7px 30px; border-left: 2px dashed var(--line); color: var(--muted); font-size: 12px; }

.chart { display: flex; align-items: flex-end; gap: 6px; height: 128px; }
.chart .col { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; height: 100%; gap: 4px; }
.chart .b { width: 100%; max-width: 26px; background: var(--brand-grad); border-radius: 5px 5px 0 0; min-height: 2px; transition: height .4s cubic-bezier(.4,0,.2,1); }
.chart .b.o { background: linear-gradient(180deg, var(--ok), color-mix(in srgb, var(--ok) 60%, transparent)); }
.chart .lab { font-size: 10px; color: var(--faint); }
.legend { display: flex; gap: 16px; font-size: 12px; color: var(--muted); }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; background: var(--accent); }
.legend i.o { background: var(--ok); }
.preview-frame { width: 100%; height: 62vh; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; }

/* ---------- login ---------- */
.login { max-width: 360px; margin: 16vh auto; padding: 32px 30px; }
.login h1 { font-size: 26px; margin-bottom: 6px; }

/* ---------- theme toggle ---------- */
.theme-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; background: var(--panel-2); }
.theme-toggle button { border: 0; background: transparent; color: var(--muted); padding: 7px 9px; cursor: pointer; display: grid; place-items: center; transition: background .12s, color .12s; }
.theme-toggle button svg { width: 16px; height: 16px; }
.theme-toggle button:hover { color: var(--ink); background: var(--soft); }
.theme-toggle button.on { background: var(--accent-soft); color: var(--accent); }