:root{
  --bg:#f3f5f2; --surface:#ffffff; --surface-alt:#f8f9f7; --surface-hover:#eef1ed;
  --border:#d7ddd4; --border-hover:#1f3a5f;
  --fg:#1c2a22; --hint:#5c6b62; --text-tertiary:#8a978d;
  --accent:#1f3a5f; --accent-hover:#16283f;
  --accent2:#c07f26; --accent2-hover:#a3691c;
  --success:#2f8f5b; --error:#b8443a; --warning:#c07f26;
  --font-mono:ui-monospace,"SF Mono","Cascadia Code",Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#141a16; --surface:#1b2420; --surface-alt:#20291f; --surface-hover:#26302a;
    --border:#2e3a33; --border-hover:#4a7bab;
    --fg:#eef1ec; --hint:#a8b3ac; --text-tertiary:#7c887f;
    --accent:#4a7bab; --accent-hover:#5f8ec0;
    --accent2:#e0a03a; --accent2-hover:#efb14e;
    --success:#4bb87c; --error:#d2685c; --warning:#e0a03a;
  }
}
/* совместимость со старыми именами переменных, использованными в разметке */
:root{ --card:var(--surface); --field:var(--surface-alt); --green:var(--success); --red:var(--error); --yellow:var(--warning); }

*{box-sizing:border-box;}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--fg);padding:0 16px 60px;}
.wrap{max-width:640px;margin:0 auto;}
.wrap.wide{max-width:960px;}
h1{font-size:22px;margin:0 0 4px;font-weight:700;letter-spacing:-.01em;}
.sub{color:var(--hint);font-size:13px;margin:0 0 24px;}
.card{background:var(--surface);border:1.5px solid var(--border);border-radius:10px;padding:20px;margin-bottom:16px;
  transition:border-color .12s;}
.row{display:flex;gap:10px;margin-bottom:12px;}
.field{flex:1;min-width:0;}
.field.wide{flex:2;}
label{display:block;font-size:12px;color:var(--hint);margin-bottom:6px;font-weight:500;}
input{width:100%;padding:11px 12px;font-size:15px;border-radius:6px;border:1.5px solid var(--border);
  background:var(--surface-alt);color:var(--fg);}
input::placeholder{color:var(--text-tertiary);}
input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(31,58,95,.12);}
button{width:100%;padding:12px;font-size:14px;font-weight:600;border:none;border-radius:6px;
  background:var(--accent);color:#fff;cursor:pointer;margin-top:4px;transition:background .15s,transform .1s;}
button:disabled{opacity:.5;cursor:default;}
button:hover:not(:disabled){background:var(--accent-hover);}
button:active:not(:disabled){transform:scale(.98);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
#results{margin-top:20px;}

/* ── Карточки результатов расчёта (ТК) ──────────────────────── */
.tk{border:1.5px solid var(--border);border-left:4px solid var(--border);padding:13px 16px;margin-bottom:8px;
  border-radius:6px;background:var(--surface);transition:border-color .12s;animation:fadeIn .3s cubic-bezier(.16,1,.3,1) both;}
.anim-in{animation:fadeIn .3s cubic-bezier(.16,1,.3,1);}
.tk:hover{border-color:var(--accent);border-left-color:var(--accent);}
.tk.best{border-left-color:var(--accent2);}
.tk.best .tk-title::after{content:" · выгодно";font-size:11px;font-weight:700;color:var(--accent2);
  text-transform:uppercase;letter-spacing:.03em;}
.tk-title{font-weight:600;margin-bottom:6px;font-size:14px;}
.tk-line{font-size:15px;color:var(--fg);margin:2px 0;font-family:var(--font-mono);font-variant-numeric:tabular-nums;}
.tk-empty{font-size:13px;color:var(--hint);font-family:inherit;}
.status{color:var(--hint);font-size:13px;margin-top:10px;text-align:center;}
.err{color:var(--error);font-size:13px;margin-top:10px;}
.city-wrap{position:relative;}
.suggest{position:absolute;top:100%;left:0;right:0;background:var(--surface);border:1.5px solid var(--border);
  border-radius:6px;margin-top:4px;max-height:220px;overflow-y:auto;z-index:10;display:none;
  box-shadow:0 8px 24px rgba(0,0,0,.12);}
.suggest.open{display:block;}
.suggest-item{padding:9px 12px;cursor:pointer;font-size:14px;}
.suggest-item:hover, .suggest-item.active{background:var(--surface-hover);}
.suggest-item .region{color:var(--hint);font-size:12px;}
.order-btn{width:auto;display:inline-block;padding:8px 14px;font-size:13px;margin-top:8px;margin-right:8px;
  background:var(--surface-alt);color:var(--fg);border:1.5px solid var(--border);border-radius:6px;cursor:pointer;
  transition:border-color .12s;}
.order-btn:hover{border-color:var(--accent);}
select{width:100%;padding:11px 12px;font-size:15px;border-radius:6px;border:1.5px solid var(--border);
  background:var(--surface-alt);color:var(--fg);}
.order-title{font-weight:600;font-size:15px;margin-bottom:14px;}
.pvz-item{border:1.5px solid var(--border);border-radius:6px;margin-bottom:6px;}
.preview-box{border:1.5px solid var(--accent);}
.preview-text{white-space:pre-wrap;font-family:var(--font-mono);font-size:13.5px;background:var(--surface-alt);
  padding:12px 14px;border-radius:6px;margin:0 0 8px;}
.ok{color:var(--success);font-size:13px;margin-top:10px;}
.close-order{background:none;border:none;color:var(--hint);font-size:12px;width:auto;padding:0;
  margin:0 0 12px;text-decoration:underline;cursor:pointer;}
#cdek-map{width:100%;height:480px;border-radius:6px;overflow:hidden;margin-bottom:8px;}
.map-picker{display:flex;flex-direction:column;gap:8px;margin-bottom:8px;}
.map-picker-map{width:100%;height:280px;border-radius:6px;overflow:hidden;}
.map-picker-list{max-height:160px;overflow-y:auto;}
.yandex-key-warn{background:var(--surface-alt);border:1.5px solid var(--warning);border-radius:6px;
  padding:12px 14px;font-size:13px;line-height:1.5;margin-bottom:8px;}
.selected-point{font-size:13px;color:var(--success);margin:6px 0;}

/* ── Nav ─────────────────────────────────────────────────── */
nav.topnav{max-width:960px;margin:0 auto;padding:18px 0 10px;display:flex;gap:6px;flex-wrap:wrap;align-items:center;
  border-bottom:1px solid var(--border);}
nav.topnav a{color:var(--hint);text-decoration:none;font-size:13px;padding:8px 12px;border-radius:6px;
  border:1px solid transparent;font-weight:500;}
nav.topnav a:hover{background:var(--surface-hover);}
nav.topnav a.active{color:var(--accent);background:var(--surface);border-color:var(--border);font-weight:600;}
.nav-account{position:relative;margin-left:auto;}
.nav-account>button{width:auto;background:transparent;color:var(--hint);border:1px solid transparent;border-radius:6px;
  padding:8px 12px;font-size:13px;font-weight:500;margin:0;}
.nav-account>button:hover{background:var(--surface-hover);color:var(--fg);}
.nav-account .menu{display:none;position:absolute;right:0;top:100%;margin-top:4px;background:var(--surface);
  border:1.5px solid var(--border);border-radius:8px;padding:6px;min-width:180px;z-index:20;
  box-shadow:0 8px 24px rgba(0,0,0,.12);}
.nav-account .menu.open{display:block;}
.nav-account .menu a{display:block;padding:8px 10px;border-radius:5px;font-size:13px;color:var(--fg);text-decoration:none;}
.nav-account .menu a:hover{background:var(--surface-hover);}

/* ── Таблицы (заказы/шаблоны/пользователи) ──────────────────── */
table{width:100%;border-collapse:collapse;font-size:13px;}
th{text-align:left;color:var(--hint);font-weight:600;padding:8px 10px;border-bottom:1.5px solid var(--border);
  white-space:nowrap;font-size:11px;letter-spacing:.04em;text-transform:uppercase;}
td{padding:10px 10px;border-bottom:1px solid var(--border);vertical-align:top;}
tr:last-child td{border-bottom:none;}
tr:hover td{background:var(--surface-hover);}
.table-wrap{overflow-x:auto;}
.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:10.5px;font-weight:700;letter-spacing:.03em;
  text-transform:uppercase;border:1px solid var(--border);color:var(--hint);}
.filters{display:flex;gap:10px;margin-bottom:16px;flex-wrap:wrap;}
.filters select{width:auto;min-width:140px;}
.link-btn{width:auto;display:inline-block;padding:6px 10px;font-size:12px;margin:2px 4px 2px 0;
  background:var(--surface-alt);color:var(--fg);border:1.5px solid var(--border);text-decoration:none;border-radius:6px;
  cursor:pointer;transition:border-color .12s;}
.link-btn:hover{border-color:var(--accent);}

/* ── Всплывающие уведомления ─────────────────────────────── */
.toast-container{position:fixed;top:16px;right:16px;z-index:1000;display:flex;flex-direction:column;gap:10px;
  max-width:320px;}
.toast{background:var(--surface);border:1.5px solid var(--border);border-left:3px solid var(--accent);
  border-radius:8px;padding:12px 16px;font-size:14px;box-shadow:0 8px 24px rgba(0,0,0,.16);
  animation:toastIn .25s ease;}
.toast.error{border-left-color:var(--error);}
.toast.success{border-left-color:var(--success);}
.toast.fade-out{animation:toastOut .25s ease forwards;}
@keyframes toastIn{from{opacity:0;transform:translateX(24px);}to{opacity:1;transform:translateX(0);}}
@keyframes toastOut{from{opacity:1;transform:translateX(0);}to{opacity:0;transform:translateX(24px);}}

/* ── Пошаговые экраны (index.html: форма → результаты → оформление) ──── */
@keyframes fadeIn{
  from{opacity:0;transform:translateY(6px);}
  to{opacity:1;transform:translateY(0);}
}
.screen.hidden{display:none !important;}
.screen:not(.hidden){animation:fadeIn .3s cubic-bezier(.16,1,.3,1);}
#screenForm{min-height:60vh;display:flex;flex-direction:column;justify-content:center;align-items:center;}
#screenForm .card{width:100%;}
.results-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap;}
.results-header .sub{margin:0;}

/* ── SPA-демо: вкладки-кнопки ────────────────────────────── */
.spa-tabs{display:flex;gap:8px;margin:20px 0;flex-wrap:wrap;}
.spa-tab{width:auto;background:var(--surface);color:var(--hint);border:1.5px solid var(--border);
  padding:10px 16px;border-radius:6px;font-weight:600;font-size:14px;margin:0;transition:border-color .12s,background .12s;}
.spa-tab.active{background:var(--accent);color:#fff;border-color:var(--accent);}
.spa-tab:hover:not(.active){border-color:var(--accent);}

/* ── Статистика ──────────────────────────────────────────── */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:20px;}
.stat-card{background:var(--surface);border:1.5px solid var(--border);border-radius:10px;padding:16px;}
.stat-num{font-size:28px;font-weight:800;font-family:var(--font-mono);font-variant-numeric:tabular-nums;}
.stat-label{color:var(--hint);font-size:12px;margin-top:4px;}
.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:8px;font-size:13px;}
.bar-track{flex:1;height:8px;background:var(--surface-alt);border-radius:4px;overflow:hidden;}
.bar-fill{height:100%;background:var(--accent);}

/* ── Графики статистики ─────────────────────────────────── */
.chart-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;}
.chart-grid .card{margin-bottom:0;}
.chart-row{display:flex;align-items:center;gap:10px;margin-bottom:11px;font-size:13px;position:relative;}
.chart-row:last-child{margin-bottom:0;}
.chart-label{width:120px;flex-shrink:0;color:var(--fg);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.chart-track{flex:1;height:10px;background:var(--surface-alt);border-radius:5px;overflow:hidden;}
.chart-fill{height:100%;border-radius:5px;min-width:4px;transition:filter .12s;}
.chart-row:hover .chart-fill, .chart-row:focus-visible .chart-fill{filter:brightness(1.2);}
.chart-value{width:76px;text-align:right;font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  color:var(--fg);font-weight:700;font-size:13px;flex-shrink:0;}
.chart-tip{position:absolute;bottom:100%;left:120px;margin-bottom:6px;background:var(--fg);color:var(--bg);
  padding:5px 9px;border-radius:5px;font-size:12px;white-space:nowrap;opacity:0;pointer-events:none;
  transition:opacity .12s;z-index:5;}
.chart-row:hover .chart-tip, .chart-row:focus-visible .chart-tip{opacity:1;}
.chart-row:focus-visible{outline:none;}

/* ── Кастомное окно подтверждения (замена нативного confirm()) ──── */
.confirm-overlay{position:fixed;inset:0;background:rgba(10,10,10,.5);display:flex;align-items:center;
  justify-content:center;z-index:2000;padding:20px;animation:confirmFade .15s ease;}
.confirm-overlay.closing{animation:confirmFadeOut .15s ease forwards;}
.confirm-box{background:var(--surface);border:1.5px solid var(--border);border-radius:10px;padding:22px 24px;
  max-width:360px;width:100%;box-shadow:0 20px 44px rgba(0,0,0,.3);animation:confirmScale .18s cubic-bezier(.16,1,.3,1);}
.confirm-text{margin:0 0 18px;font-size:14.5px;color:var(--fg);line-height:1.5;}
.confirm-actions{display:flex;gap:10px;justify-content:flex-end;}
.confirm-actions button{width:auto;padding:9px 18px;margin:0;}
.confirm-cancel{background:var(--surface-alt);color:var(--fg);border:1.5px solid var(--border);}
.confirm-cancel:hover{border-color:var(--accent);}
.confirm-ok{background:var(--accent);color:#fff;}
.confirm-ok.danger{background:var(--error);}
.confirm-ok.danger:hover{filter:brightness(1.1);}
@keyframes confirmFade{from{opacity:0;}to{opacity:1;}}
@keyframes confirmFadeOut{from{opacity:1;}to{opacity:0;}}
@keyframes confirmScale{from{opacity:0;transform:scale(.94) translateY(6px);}to{opacity:1;transform:scale(1) translateY(0);}}

@media (max-width:640px){
  .row{flex-direction:column;gap:12px;}
  .filters{flex-direction:column;align-items:stretch;}
  .filters>*{max-width:none !important;width:100%;}
  nav.topnav{padding:14px 0 8px;}
  nav.topnav a{padding:10px 12px;}
  .table-wrap{overflow-x:auto;}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important;}
}