/*
 * Визуальный язык Salary Calculator — тёмный минимал, перенесён из макета заказчика
 * (docs/design/references/salary-calculator-mockup.html): Schibsted Grotesk, карточка
 * на почти чёрном фоне, шапка-таб-навигация, слайдеры, тайлы, помесячные таблицы.
 * Шрифт — самохостинг woff2 (RQ-004), без внешних CDN.
 */

/* --- Шрифт (самохостинг woff2, RQ-004; без внешних CDN) --- */
@font-face {
  font-family: 'Schibsted Grotesk';
  font-style: normal; font-weight: 400 800; font-display: swap;
  src: url('assets/fonts/SchibstedGrotesk-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Schibsted Grotesk';
  font-style: normal; font-weight: 400 800; font-display: swap;
  src: url('assets/fonts/SchibstedGrotesk-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  --bg: #0c0c0c;
  --canvas: #070707;
  --header: #151515;
  --text: #f5f5f5;
  --text-2: #cbcbcb;
  --muted: #9a9a9a;
  --dim: #8a8a8a;
  --dim-2: #787878;
  --axis: #5a5a5a;
  --b-08: rgba(255,255,255,.08);
  --b-10: rgba(255,255,255,.10);
  --b-14: rgba(255,255,255,.14);
  --b-16: rgba(255,255,255,.16);
  --net: #6fc79a;
  --net-soft: #9ad9b6;
  --tax: #cf9b6a;
  --danger: #ff8a80;
  --font: 'Schibsted Grotesk', 'Segoe UI', system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--canvas); color: var(--text);
  font-family: var(--font); font-size: 15px; line-height: 1.5;
  font-variant-numeric: tabular-nums; -webkit-font-smoothing: antialiased;
}
.num, .f-val, .sum-hero, .tile__val, .delta-tile__val, input { font-variant-numeric: tabular-nums; }

/* --- Карточка приложения --- */
.app {
  max-width: 1180px; margin: 24px auto; background: var(--bg);
  border-radius: 16px; overflow: hidden; box-shadow: 0 30px 70px rgba(0,0,0,.32);
}

/* --- Шапка / таб-навигация --- */
.topbar {
  display: flex; align-items: center; gap: 26px; min-height: 60px;
  padding: 0 30px; background: var(--header); border-bottom: 1px solid var(--b-08);
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 700; letter-spacing: .05em; font-size: 15px; flex: none; }
.brand__mark { display: inline-block; width: 18px; height: 13px; background: repeating-linear-gradient(115deg, #f5f5f5 0 2px, transparent 2px 5px); }
.tablist { display: flex; gap: 2px; margin-left: 6px; overflow-x: auto; }
.tab {
  appearance: none; background: transparent; border: 0; border-bottom: 2px solid transparent;
  color: var(--dim-2); font: inherit; font-size: 14.5px; padding: 12px 13px; cursor: pointer;
  white-space: nowrap; transition: color .15s ease-out, border-color .15s ease-out;
}
.tab:hover { color: var(--text); }
.tab[aria-selected="true"] { color: var(--text); border-bottom-color: var(--text); }

.panel[hidden] { display: none; }

/* --- Вводный блок --- */
.intro { display: grid; grid-template-columns: 1.4fr 1fr; gap: 44px; align-items: start; padding: 42px 40px 26px; }
.intro__h1 { margin: 0; font-size: 49px; line-height: 1.03; font-weight: 500; letter-spacing: -.02em; }
.intro__aside { padding-top: 6px; }
.intro__lead { margin: 0; font-size: 16px; line-height: 1.5; color: var(--text-2); }
.intro__sub { margin: 13px 0 0; font-size: 14.5px; line-height: 1.55; color: var(--dim); }

/* --- Модельер --- */
.modeler { padding: 6px 40px 40px; }
.modeler__title { font-size: 25px; font-weight: 500; letter-spacing: -.01em; margin-bottom: 18px; }
.box { border: 1px solid var(--b-10); border-radius: 16px; overflow: hidden; }
.box__grid { display: grid; grid-template-columns: 1fr 1fr; }
.box__grid > .form-col:first-child { border-right: 1px solid var(--b-10); }
.box__grid--sets > .form-col:first-child { border-right: 1px solid var(--b-10); }

/* --- Форма-колонка --- */
.form-col { padding: 30px 32px; }
.form-head__title { font-size: 19px; font-weight: 500; }
.form-head__sub { font-size: 13px; color: var(--dim-2); margin-top: 3px; margin-bottom: 4px; }
.f-group { padding: 22px 0; border-bottom: 1px solid var(--b-08); }
.f-group:first-of-type { padding-top: 18px; }
.f-group--last { border-bottom: 0; }

.f-field { display: block; }
.f-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 14px; }
.f-label { font-size: 16px; }
.f-sub { font-size: 12.5px; color: var(--dim-2); margin-top: 2px; }
.f-valwrap { display: flex; align-items: baseline; gap: 4px; white-space: nowrap; }
.f-val {
  width: 168px; text-align: right; background: transparent; border: none; color: var(--text);
  font-family: inherit; font-size: 25px; font-weight: 500; padding: 2px 0;
}
.f-val:focus { outline: none; box-shadow: 0 2px 0 var(--net); }
.f-suffix { color: var(--dim); font-size: 16px; }
.f-error { font-size: 12px; color: var(--danger); margin-top: 6px; }
.f-field--error .f-val { box-shadow: 0 2px 0 var(--danger); }

/* --- Слайдер --- */
.slider { -webkit-appearance: none; appearance: none; width: 100%; height: 19px; background: transparent; cursor: pointer; margin-top: 16px; }
.slider::-webkit-slider-runnable-track { height: 2px; background: rgba(255,255,255,.18); border-radius: 2px; }
.slider::-webkit-slider-thumb { -webkit-appearance: none; width: 19px; height: 19px; margin-top: -8.5px; border-radius: 50%; background: #f5f5f5; box-shadow: 0 0 0 4px var(--bg); }
.slider::-moz-range-track { height: 2px; background: rgba(255,255,255,.18); border-radius: 2px; }
.slider::-moz-range-thumb { width: 19px; height: 19px; border: none; border-radius: 50%; background: #f5f5f5; box-shadow: 0 0 0 4px var(--bg); }
.slider:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 4px var(--bg), 0 0 0 6px var(--net); }
.slider:focus-visible::-moz-range-thumb { box-shadow: 0 0 0 4px var(--bg), 0 0 0 6px var(--net); }
.axis { display: flex; justify-content: space-between; margin-top: 11px; font-size: 12px; color: var(--axis); }

/* --- Премия --- */
.block-label { font-size: 16px; margin-bottom: 12px; }
.block-label__note { font-size: 12.5px; color: var(--dim-2); }
.seg { display: flex; gap: 5px; background: rgba(255,255,255,.06); padding: 4px; border-radius: 9px; }
.seg__input { position: absolute; opacity: 0; pointer-events: none; }
.seg__opt { flex: 1; text-align: center; padding: 9px 8px; border-radius: 6px; color: var(--muted); font-size: 13px; cursor: pointer; min-height: 40px; display: flex; align-items: center; justify-content: center; transition: background .15s, color .15s; }
.seg__input:checked + .seg__opt { background: #f5f5f5; color: #0c0c0c; font-weight: 600; }
.seg__input:focus-visible + .seg__opt { outline: 2px solid var(--net); outline-offset: 2px; }

.prem-chips { margin-top: 18px; }
.prem-sublabel { font-size: 13.5px; color: var(--dim); margin-bottom: 9px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip__input { position: absolute; opacity: 0; pointer-events: none; }
.chip { min-width: 44px; min-height: 44px; padding: 0 11px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--b-16); border-radius: 7px; color: var(--dim); font-size: 12.5px; cursor: pointer; transition: background .15s, color .15s, border-color .15s; }
.chip:hover { color: var(--text); border-color: var(--net); }
.chip__input:checked + .chip { background: #f5f5f5; color: #0c0c0c; font-weight: 600; border-color: #f5f5f5; }
.chip__input:focus-visible + .chip { outline: 2px solid var(--net); outline-offset: 2px; }

.coeffs { margin-top: 14px; font-size: 13px; }
.coeffs summary { cursor: pointer; color: var(--muted); padding: 4px 0; }
.coeffs__input { width: 100%; margin-top: 8px; background: rgba(255,255,255,.04); color: var(--text); border: 1px solid var(--b-16); border-radius: 8px; padding: 10px 12px; min-height: 44px; font-family: inherit; }
.permonth__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-top: 8px; }
.permonth__cell { display: flex; align-items: center; gap: 8px; }
.permonth__m { width: 34px; color: var(--dim-2); font-size: 12px; }
.permonth__num { flex: 1; min-width: 0; text-align: right; background: rgba(255,255,255,.04); color: var(--text); border: 1px solid var(--b-16); border-radius: 7px; padding: 8px 10px; min-height: 40px; font-family: inherit; }

/* --- Месяц старта / стартовая база --- */
.startrow { display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.select { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; border: 1px solid var(--b-16); border-radius: 9px; background: transparent; color: var(--text); font-family: inherit; font-size: 14px; min-height: 44px; }
.startbase { margin-top: 18px; }

/* --- Тоггл --- */
.toggle-row { display: flex; justify-content: space-between; align-items: center; gap: 14px; cursor: pointer; }
.toggle { width: 44px; height: 26px; border-radius: 13px; background: var(--b-14); position: relative; flex: none; transition: background .15s; }
.toggle__input { position: absolute; opacity: 0; pointer-events: none; }
.toggle__knob { position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--dim); transition: transform .15s, background .15s; }
.toggle__input:checked + .toggle__knob { transform: translateX(18px); background: #0c0c0c; }
.toggle:has(.toggle__input:checked) { background: var(--net); }
.toggle__input:focus-visible + .toggle__knob { box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--net); }

/* --- Кнопки --- */
.form-actions { display: flex; gap: 10px; margin-top: 26px; }
.form-actions .btn { flex: 1; }
.btn { appearance: none; cursor: pointer; font: inherit; font-size: 14px; padding: 12px 16px; min-height: 44px; border-radius: 9px; border: 1px solid transparent; transition: background .15s, opacity .15s; white-space: nowrap; }
.btn--primary { background: #f5f5f5; color: #0c0c0c; font-weight: 600; }
.btn--primary:hover { background: #fff; }
.btn--secondary { background: transparent; color: #e5e5e5; border-color: var(--b-16); }
.btn--secondary:hover { background: rgba(255,255,255,.06); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* --- Сводка --- */
.sum-col { padding: 30px 32px; }
.sum-eyebrow { font-size: 12.5px; letter-spacing: .06em; color: var(--dim); text-transform: uppercase; }
.sum-hero { font-size: 66px; font-weight: 500; letter-spacing: -.03em; line-height: 1; margin-top: 12px; }
.sum-hero.accent-net { color: var(--net); }
.sum-heronote { font-size: 14.5px; color: var(--muted); margin-top: 6px; }
.sum-sentence { font-size: 15px; line-height: 1.5; color: #cfcfcf; margin: 16px 0 22px; }
.sum-sentence b { font-weight: 600; color: var(--text); }
.accent-net { color: var(--net); }
.sum-empty { color: var(--muted); font-size: 15px; margin-top: 18px; line-height: 1.5; }

.tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--b-08); border: 1px solid var(--b-08); border-radius: 11px; overflow: hidden; }
.tile { background: var(--bg); padding: 16px 18px; }
.tile__label { font-size: 12px; color: var(--dim); }
.tile__val { font-size: 22px; font-weight: 500; margin-top: 6px; }
.tile__val--net { color: var(--net); }
.tile__val--tax { color: var(--tax); }
.tile__val--danger { color: var(--danger); }
.tile__dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--tax); margin-right: 7px; vertical-align: middle; }
.sum-tolink { display: inline-block; margin-top: 14px; background: none; border: 0; padding: 4px 0; color: var(--muted); font: inherit; font-size: 12.5px; cursor: pointer; transition: color .15s; }
.sum-tolink:hover { color: var(--text); }

/* --- Таблица --- */
.tbl-sec { padding: 24px 32px 30px; border-top: 1px solid var(--b-10); }
.tbl-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 14px; }
.tbl-head__title { font-size: 18px; font-weight: 500; }
.tbl-head__note { font-size: 12.5px; color: var(--dim-2); }
.table-wrap { overflow-x: auto; }
.mtable { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 520px; }
.mtable thead th { text-align: right; text-transform: uppercase; font-weight: 400; font-size: 11.5px; letter-spacing: .04em; color: var(--dim-2); padding: 0 10px 10px; border-bottom: 1px solid var(--b-14); }
.mtable thead th.cell--month { text-align: left; }
.cell { padding: 9px 10px; border-bottom: 1px solid rgba(255,255,255,.055); }
.num { text-align: right; }
.cell--month { text-align: left; color: var(--muted); font-weight: 400; position: sticky; left: 0; background: var(--bg); }
.mtable thead .cell--month { background: transparent; }
.num--tax { color: var(--tax); }
.num--muted { color: var(--dim); }
.row--tax .cell--month { color: var(--muted); }
.cell--net { color: var(--net); font-weight: 600; }
.cell--drop { color: #c9c3bb; font-weight: 500; }
.cell--danger { color: var(--danger); }
.arrow { color: var(--tax); font-weight: 700; }
.tag--prem { display: inline-block; margin-left: 6px; font-size: 10px; color: #0c0c0c; background: var(--net); padding: 1px 5px; border-radius: 4px; font-weight: 600; vertical-align: middle; }
.row--divider .cell--divider { text-align: center; color: var(--tax); font-size: 11px; letter-spacing: .03em; padding: 12px 10px; border-top: 1px solid rgba(207,155,106,.25); border-bottom: 1px solid rgba(207,155,106,.25); }
.row--total .cell { border-top: 1px solid var(--b-14); border-bottom: 0; font-weight: 600; padding-top: 13px; }
.row--total .cell--month { color: var(--text); }

/* --- Дельта-тайлы (вкл.3) --- */
.result-change { padding: 24px 30px 30px; border-top: 1px solid var(--b-10); }
.box__actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; padding: 15px 30px; border-top: 1px solid var(--b-10); border-bottom: 1px solid var(--b-10); }
.box__actions .btn--primary { margin-left: auto; }
.delta-tiles { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 14px; margin-bottom: 22px; }
.delta-tile { border: 1px solid var(--b-10); border-radius: 12px; padding: 20px 22px; }
.delta-tile--main { border-color: rgba(111,199,154,.3); background: rgba(111,199,154,.06); }
.delta-tile--main.delta-tile--danger { border-color: rgba(255,138,128,.3); background: rgba(255,138,128,.06); }
.delta-tile__label { font-size: 12.5px; color: var(--dim); }
.delta-tile--main .delta-tile__label { color: var(--net-soft); }
.delta-tile--main.delta-tile--danger .delta-tile__label { color: var(--danger); }
.delta-tile__val { font-size: 23px; font-weight: 500; line-height: 1.15; margin-top: 12px; }
.delta-tile--main .delta-tile__val { font-size: 40px; line-height: 1; margin-top: 10px; }
.delta-tile--net .delta-tile__val { color: var(--net); }
.delta-tile--danger .delta-tile__val { color: var(--danger); }
.delta-tile--tax .delta-tile__val { color: var(--text); }
.delta-tile__note { font-size: 13px; color: var(--dim); margin-top: 10px; }
.delta-tile--main .delta-tile__note { color: var(--net); font-size: 15px; margin-top: 8px; }

/* --- Заметки --- */
.note { margin-top: 16px; font-size: 13px; color: var(--muted); padding: 12px 14px; background: rgba(255,255,255,.04); border-radius: 8px; }
.note--tax { color: var(--tax); }

/* --- Фокус --- */
:focus-visible { outline: 2px solid var(--net); outline-offset: 2px; }
.tab:focus-visible { outline-offset: -2px; }

/* --- Адаптив --- */
@media (max-width: 920px) {
  .intro { grid-template-columns: 1fr; gap: 18px; padding: 32px 24px 20px; }
  .intro__h1 { font-size: 38px; }
  .modeler { padding: 4px 24px 28px; }
  .box__grid, .box__grid--sets { grid-template-columns: 1fr; }
  .box__grid > .form-col:first-child, .box__grid--sets > .form-col:first-child { border-right: 0; border-bottom: 1px solid var(--b-10); }
  .delta-tiles { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .app { margin: 0; border-radius: 0; box-shadow: none; }
  .intro__h1 { font-size: 30px; }
  .sum-hero { font-size: 44px; }
  .form-col, .sum-col { padding: 24px 20px; }
  .tbl-sec, .result-change, .box__actions { padding-left: 20px; padding-right: 20px; }
  .f-top { gap: 8px; }
  .f-val { width: 128px; font-size: 22px; }
  .form-actions { flex-wrap: wrap; }
  .form-actions .btn { flex: 1 1 40%; }
}

/* --- Движение --- */
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

/* --- Печать --- */
@media print {
  body { background: #fff; color: #000; }
  .app { box-shadow: none; max-width: none; margin: 0; }
  .topbar, .form-col, .box__actions, .form-actions, .intro__aside { display: none !important; }
  .box__grid { grid-template-columns: 1fr; }
  .box, .delta-tile { border-color: #ccc; }
  .table-wrap { overflow: visible; }
  .mtable { min-width: 0; color: #000; }
  .cell, .mtable thead th { border-color: #ccc; }
  .sum-hero.accent-net, .cell--net, .tile__val--net { color: #0a7a4f; }
}