/* «На кухне» — тёплая бумага, серифный заголовок, ржавый акцент, зелёный блок калькулятора */
:root {
  --bg: #F5F0E8;
  --surface: #FFFDF9;
  --ink: #1E1B17;
  --ink-2: #3F3A33;
  --muted: #5E574D;
  --line: #E3DACB;
  --ph-a: #E7DFD1;
  --ph-b: #EFE8DC;
  --accent: #A8401C;
  --accent-hover: #8A3314;
  --on-accent: #FFFFFF;
  --green: #2E5A4C;
  --on-green: #F5F0E8;
  --on-green-2: #D6E9E1;
  --warn-bg: #F3E1D6;
  --warn-ink: #4A2A1C;
  --invert-bg: #1E1B17;
  --invert-ink: #F5F0E8;
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Manrope', 'Segoe UI', Roboto, Arial, sans-serif;
  --font-read: 'PT Serif', Georgia, 'Times New Roman', serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1A1714; --surface: #241F1B; --ink: #EDE6DA; --ink-2: #D2C9BB; --muted: #ADA293;
    --line: #3A342D; --ph-a: #2C2722; --ph-b: #332D27; --accent: #E0845C; --accent-hover: #EA9A76;
    --on-accent: #1A1714; --green: #2B4A40; --on-green: #F1ECE3; --on-green-2: #C4DBD2;
    --warn-bg: #3A2A22; --warn-ink: #F0D9CC; --invert-bg: #EDE6DA; --invert-ink: #1A1714;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #1A1714; --surface: #241F1B; --ink: #EDE6DA; --ink-2: #D2C9BB; --muted: #ADA293;
  --line: #3A342D; --ph-a: #2C2722; --ph-b: #332D27; --accent: #E0845C; --accent-hover: #EA9A76;
  --on-accent: #1A1714; --green: #2B4A40; --on-green: #F1ECE3; --on-green-2: #C4DBD2;
  --warn-bg: #3A2A22; --warn-ink: #F0D9CC; --invert-bg: #EDE6DA; --invert-ink: #1A1714;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; animation: none !important; } }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font-body); font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--font-display); text-wrap: balance; margin: 0; }
p { margin: 0; }

.wrap { width: 100%; max-width: 1280px; margin: 0 auto; padding-inline: clamp(16px, 5vw, 80px); }

/* шапка */
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 10; background: var(--bg); border-bottom: 1px solid var(--line); }
.site-header .wrap { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding-block: 10px; }
.logo { display: flex; align-items: baseline; gap: 14px; color: var(--ink); flex-wrap: wrap; }
.logo:hover { color: var(--ink); }
.logo b { font-family: var(--font-display); font-size: 28px; font-weight: 800; letter-spacing: -0.5px; }
.logo span { font-size: 14px; color: var(--muted); }
.nav { display: flex; align-items: center; gap: 28px; font-size: 15px; font-weight: 600; }
.nav a { color: var(--ink); }
.nav a:hover { color: var(--accent); }
.pill-dark { background: var(--invert-bg); color: var(--invert-ink) !important; padding: 11px 20px; border-radius: 999px; }
.pill-dark:hover { opacity: 0.9; }

/* кнопки */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 28px; border-radius: 999px; font-weight: 700; font-size: 16px; border: 2px solid transparent; cursor: pointer; font-family: var(--font-body); }
.btn-accent { background: var(--accent); color: var(--on-accent); }
.btn-accent:hover { background: var(--accent-hover); color: var(--on-accent); }
.btn-light { background: var(--on-green); color: #1E1B17; }
.btn-light:hover { color: #1E1B17; opacity: 0.92; }
.btn-line { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-line:hover { color: var(--ink); background: var(--surface); }
.link-under { color: var(--ink); font-weight: 700; border-bottom: 2px solid var(--ink); padding-block: 4px; }
.link-under:hover { color: var(--accent); border-color: var(--accent); }

/* метки */
.tag { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; padding: 7px 13px; border-radius: 999px; }
.tag-accent { background: var(--accent); color: var(--on-accent); }
.tag-soft { background: var(--surface); color: var(--accent); }
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; }
.meta { font-size: 14px; color: var(--muted); font-weight: 600; font-variant-numeric: tabular-nums; }

/* заглушки картинок */
.ph { background: repeating-linear-gradient(135deg, var(--ph-a) 0 14px, var(--ph-b) 14px 28px); border-radius: 22px; display: flex; align-items: flex-end; padding: 18px; color: var(--ink-2); }
.ph > span:not(.tag) { background: var(--surface); border-radius: 12px; padding: 10px 14px; font-size: 13px; line-height: 1.45; max-width: 100%; }

/* зелёный блок калькулятора */
.calc-band { background: var(--green); color: var(--on-green); border-radius: 28px; padding: clamp(28px, 5vw, 56px); display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 32px; align-items: center; }
.calc-band h2 { font-size: clamp(32px, 4vw, 46px); line-height: 1.1; font-weight: 700; }
.calc-band p { font-size: 18px; line-height: 1.6; color: var(--on-green-2); }
.calc-band .eyebrow { color: var(--on-green-2); }
.calc-copy { display: flex; flex-direction: column; gap: 18px; min-width: 0; }
.calc-demo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.calc-demo div { background: var(--surface); color: var(--ink); border-radius: 18px; padding: 18px 20px; }
.calc-demo small { display: block; font-size: 13px; color: var(--muted); font-weight: 600; }
.calc-demo strong { font-family: var(--font-display); font-size: 32px; font-weight: 700; font-variant-numeric: tabular-nums; }
.calc-demo-note { grid-column: 1 / -1; font-size: 13px; color: var(--on-green-2); }
@media (max-width: 860px) { .calc-band { grid-template-columns: 1fr; } }

/* подвал */
.site-footer { border-top: 1px solid var(--line); margin-top: 48px; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 12px 32px; flex-wrap: wrap; padding-block: 28px; font-size: 14px; color: var(--muted); }

@media (max-width: 720px) {
  .nav { gap: 18px; font-size: 14px; }
  .nav .hide-sm { display: none; }
  .logo b { font-size: 24px; }
  .logo span { display: none; }
}