/* Бюджет Просто — общий стиль. Тёмная тема в :root, светлая (как у Дебатляндии) — в :root[data-theme=light]. */
:root {
  --bg: #0a0a0a; --bg2: #111111; --field: #161616;
  --card: rgba(255,255,255,.035); --card2: rgba(255,255,255,.07); --line: rgba(255,255,255,.09); --line2: rgba(255,255,255,.16);
  --text: #f5f0ff; --muted: rgba(245,240,255,.58); --faint: rgba(245,240,255,.36);
  --accent: #7c3aed; --accent2: #8b5cf6; --link: #a78bfa; --on-accent: #fff;
  --soft: rgba(124,58,237,.16); --soft2: rgba(124,58,237,.32);
  --hero-glow: radial-gradient(60% 60% at 70% 20%, rgba(124,58,237,.35), transparent 70%), radial-gradient(40% 50% at 10% 80%, rgba(56,189,248,.12), transparent 70%);
  --top: rgba(10,10,10,.8); --pop: #17141f; --shadow: 0 20px 60px rgba(0,0,0,.45);
  --green: #34d399; --red: #f87171; --amber: #fbbf24; --blue: #38bdf8; --cream: #f1e6d4;
  --grad-text: linear-gradient(90deg, #a78bfa, #f1e6d4);
  --r: 22px; --r-sm: 14px;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  /* старые имена — для совместимости */
  --bg3: var(--field); --violet: var(--accent); --violet2: var(--accent2); --violet3: var(--link); --pale: var(--link);
  color-scheme: dark;
}
:root[data-theme=light] {
  --bg: #F2EDE4; --bg2: #E9E2D6; --field: #FFFFFF;
  --card: #FFFFFF; --card2: #ECE5D9; --line: #DDD5C8; --line2: #CFC5B5;
  --text: #14161C; --muted: #5F5A52; --faint: #8C857A;
  --accent: #6d28d9; --accent2: #7c3aed; --link: #6d28d9; --on-accent: #fff;
  --soft: rgba(109,40,217,.09); --soft2: rgba(109,40,217,.22);
  --hero-glow: radial-gradient(60% 60% at 70% 20%, rgba(124,58,237,.16), transparent 70%), radial-gradient(40% 50% at 10% 80%, rgba(232,89,12,.08), transparent 70%);
  --top: rgba(242,237,228,.86); --pop: #FFFFFF; --shadow: 0 18px 50px rgba(60,40,20,.14);
  --green: #1f8a5b; --red: #C4323A; --amber: #b7791f; --blue: #0b74b5;
  --grad-text: linear-gradient(90deg, #6d28d9, #c2410c);
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.55 var(--font); transition: background .2s, color .2s; }
a { color: var(--link); text-decoration: none; }
a:hover { opacity: .85; }
h1, h2, h3 { line-height: 1.12; letter-spacing: -.025em; margin: 0 0 .5em; }
h1 { font-size: clamp(34px, 6vw, 64px); font-weight: 800; }
h2 { font-size: clamp(26px, 4vw, 42px); font-weight: 800; }
h3 { font-size: 19px; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.grad { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.tag { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--link); margin-bottom: 14px; }
.lead { font-size: 19px; color: var(--muted); max-width: 640px; }

/* иконки */
svg.i { width: 1.2em; height: 1.2em; vertical-align: -.22em; flex: none; }
.tile { --c1: #7c3aed; --c2: #a78bfa; position: relative; flex: none; width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center; color: #fff;
  background: linear-gradient(140deg, var(--c1), var(--c2)); box-shadow: 0 10px 24px -10px var(--c1), inset 0 1px 0 rgba(255,255,255,.35), inset 0 -10px 20px rgba(0,0,0,.12); overflow: hidden; }
.tile::before { content: ''; position: absolute; inset: 0; background: radial-gradient(80% 60% at 30% 10%, rgba(255,255,255,.45), transparent 60%); }
.tile svg.i { position: relative; width: 26px; height: 26px; stroke-width: 1.9; filter: drop-shadow(0 2px 3px rgba(0,0,0,.18)); }
.tile.sm { width: 38px; height: 38px; border-radius: 12px; } .tile.sm svg.i { width: 19px; height: 19px; }
.tile.lg { width: 64px; height: 64px; border-radius: 20px; } .tile.lg svg.i { width: 32px; height: 32px; }
.t-violet { --c1: #6d28d9; --c2: #a78bfa; } .t-pink { --c1: #db2777; --c2: #f9a8d4; } .t-blue { --c1: #0369a1; --c2: #7dd3fc; }
.t-green { --c1: #047857; --c2: #6ee7b7; } .t-amber { --c1: #c2410c; --c2: #fcd34d; } .t-teal { --c1: #0f766e; --c2: #5eead4; }
.t-red { --c1: #b91c1c; --c2: #fca5a5; } .t-slate { --c1: #334155; --c2: #94a3b8; } .t-indigo { --c1: #3730a3; --c2: #a5b4fc; }

/* шапка */
.top { position: sticky; top: 0; z-index: 20; background: var(--top); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 22px; height: 66px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--text); font-size: 17px; white-space: nowrap; letter-spacing: -.01em; }
.logo .tile { width: 34px; height: 34px; border-radius: 11px; } .logo .tile svg.i { width: 19px; height: 19px; }
.top nav { display: flex; gap: 22px; margin-left: auto; }
.top nav a { color: var(--muted); font-size: 15px; font-weight: 500; }
.top nav a:hover, .top nav a.on { color: var(--text); opacity: 1; }
.top .acts { display: flex; align-items: center; gap: 8px; }
#themeBtn { flex: none; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line2); background: transparent; color: var(--text); cursor: pointer; display: inline-grid; place-items: center; padding: 0; }
#themeBtn:hover { background: var(--card2); }
#themeBtn svg.i { width: 18px; height: 18px; }
@media (max-width: 900px) { .top nav { display: none; } .top .acts { margin-left: auto; } }
@media (max-width: 520px) { .top .btn.ghost { display: none; } .top .wrap { gap: 10px; } .logo { font-size: 16px; } }

/* кнопки и поля */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 22px; border-radius: 999px; border: 0; background: var(--accent); color: var(--on-accent); font: 600 15px var(--font); cursor: pointer; white-space: nowrap; transition: background .15s, transform .1s, box-shadow .15s; box-shadow: 0 8px 24px -10px var(--accent); }
.btn:hover { background: var(--accent2); color: var(--on-accent); opacity: 1; }
.btn:active { transform: scale(.98); }
.btn.ghost { background: var(--card2); color: var(--text); border: 1px solid var(--line); box-shadow: none; }
.btn.ghost:hover { background: var(--soft); }
.btn.sm { padding: 8px 15px; font-size: 14px; }
.btn.big { padding: 16px 30px; font-size: 17px; }
.btn[disabled] { opacity: .45; cursor: default; }
.btn.danger { background: transparent; color: var(--red); border: 1px solid var(--line); box-shadow: none; }
.btn.tg { background: #229ED9; box-shadow: 0 8px 24px -10px #229ED9; color: #fff; } .btn.tg:hover { background: #2aabe6; }
input, select, textarea { width: 100%; background: var(--field); border: 1px solid var(--line); color: var(--text); border-radius: var(--r-sm); padding: 12px 14px; font: 16px var(--font); outline: none; transition: border-color .15s, box-shadow .15s; }
input:focus, select:focus, textarea:focus { border-color: var(--accent2); box-shadow: 0 0 0 3px var(--soft); }
input::placeholder { color: var(--faint); }
label { display: block; font-size: 14px; color: var(--muted); margin: 0 0 6px; }
.field { margin-bottom: 16px; }
.unit { position: relative; }
.unit input { padding-right: 48px; }
.unit span { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); color: var(--faint); pointer-events: none; font-size: 14px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .row { grid-template-columns: 1fr; } }
.seg { display: inline-flex; background: var(--field); border: 1px solid var(--line); border-radius: 999px; padding: 4px; gap: 2px; flex-wrap: wrap; }
.seg button { border: 0; background: none; color: var(--muted); font: 500 14px var(--font); padding: 8px 14px; border-radius: 999px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.seg button.on { background: var(--accent); color: var(--on-accent); }

/* карточки */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
:root[data-theme=light] .card { box-shadow: 0 1px 2px rgba(60,40,20,.05); }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.kpi { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.kpi > div { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-sm); padding: 16px; }
.kpi b { display: block; font-size: 22px; font-weight: 800; letter-spacing: -.01em; margin-top: 4px; }
.kpi small { color: var(--muted); font-size: 13px; }
@media (max-width: 560px) { .kpi { grid-template-columns: 1fr 1fr; gap: 10px; } .kpi > div { padding: 12px; } .kpi b { font-size: 18px; } .kpi small { font-size: 12px; } }
.kpi .main { background: linear-gradient(135deg, var(--soft2), var(--soft)); border-color: var(--soft2); }
.plus { color: var(--green); } .minus { color: var(--red); }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: right; padding: 9px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
th { color: var(--muted); font-weight: 500; }
.scroll { overflow-x: auto; }
details summary { cursor: pointer; color: var(--link); font-weight: 600; font-size: 15px; margin: 6px 0 10px; }

section { padding: 84px 0; }
section.alt { background: var(--bg2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.shead { max-width: 700px; margin-bottom: 34px; }
.shead p { color: var(--muted); font-size: 18px; margin: 0; }
footer { border-top: 1px solid var(--line); padding: 40px 0 52px; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; }
footer a { color: var(--muted); }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--pop); color: var(--text); border: 1px solid var(--soft2); padding: 12px 18px; border-radius: 12px; z-index: 99; font-size: 15px; box-shadow: var(--shadow); }
.hide { display: none !important; }