/* Шрифты лежат на своём сервере (assets/fonts) — без запросов к Google */
@font-face { font-family: "DM Serif Display"; font-style: normal; font-weight: 400; font-display: swap; src: url(/assets/fonts/dm-serif-display-400.woff2) format("woff2"); }
@font-face { font-family: "DM Serif Display"; font-style: italic; font-weight: 400; font-display: swap; src: url(/assets/fonts/dm-serif-display-400-italic.woff2) format("woff2"); }
@font-face { font-family: "DM Sans Variable"; font-style: normal; font-weight: 100 1000; font-display: swap; src: url(/assets/fonts/dm-sans-var.woff2) format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url(/assets/fonts/jetbrains-mono-400.woff2) format("woff2"); }

/* Huisenergiewijzer — дизайн-система.
   Шрифты: DM Serif Display (заголовки), DM Sans (текст), JetBrains Mono (подписи).
   Цвета в oklch: тёплая «бумага», чернила с зелёным оттенком, акцент — зелёный,
   «искра» — янтарь (солнце/энергия). */

:root {
  --font-serif: "DM Serif Display", Georgia, serif;
  --font-sans: "DM Sans Variable", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;

  --bg: oklch(96.4% .008 95);
  --bg-2: oklch(93.6% .011 95);
  --card: oklch(99.3% .003 95);
  --fg: oklch(23% .018 160);
  --muted: oklch(48% .015 150);
  --line: oklch(88% .01 110);
  --accent: oklch(50% .09 158);         /* зелёный */
  --accent-hover: oklch(44% .09 158);
  --spark: oklch(70% .13 70);           /* янтарь */
  --spark-soft: oklch(93% .04 80);
  --spark-line: oklch(86% .06 78);
  --dark: oklch(22% .02 160);
  --dark-fg: oklch(93% .01 95);
  --blob-1: oklch(88% .07 75 / .55);
  --blob-2: oklch(88% .06 160 / .45);
  --blob-3: oklch(90% .04 230 / .35);
  --shadow: 0 1px 2px oklch(20% .02 100 / .05), 0 12px 32px -12px oklch(20% .02 100 / .18);
  --radius: 18px;
  --wrap: 1180px;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: oklch(19% .012 160);
  --bg-2: oklch(23% .014 160);
  --card: oklch(25% .015 160);
  --fg: oklch(94% .008 95);
  --muted: oklch(72% .012 120);
  --line: oklch(34% .015 150);
  --accent: oklch(74% .11 158);
  --accent-hover: oklch(80% .1 158);
  --spark: oklch(78% .13 72);
  --spark-soft: oklch(32% .04 75);
  --spark-line: oklch(45% .06 75);
  --dark: oklch(12% .01 160);
  --dark-fg: oklch(93% .01 95);
  --blob-1: oklch(45% .08 75 / .25);
  --blob-2: oklch(42% .07 160 / .25);
  --blob-3: oklch(40% .05 230 / .2);
  --shadow: 0 1px 2px #0004, 0 16px 40px -14px #000a;
  color-scheme: dark;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--fg);
  background: var(--bg);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color .4s, color .4s;
}

/* 1. Зерно «как на бумаге» — SVG-шум поверх всей страницы */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: .35;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.06'/%3E%3C/svg%3E");
}

/* 2. Размытые цветовые пятна на фоне */
.blobs { position: absolute; inset: 0 0 auto 0; height: 1100px; pointer-events: none; z-index: -1; overflow: hidden; }
.blobs span { position: absolute; border-radius: 50%; filter: blur(110px); animation: drift 26s ease-in-out infinite alternate; }
.blobs span:nth-child(1) { width: 560px; height: 460px; left: -120px; top: 40px; background: var(--blob-1); }
.blobs span:nth-child(2) { width: 520px; height: 520px; right: -160px; top: 160px; background: var(--blob-2); animation-delay: -8s; }
.blobs span:nth-child(3) { width: 420px; height: 360px; left: 35%; top: 520px; background: var(--blob-3); animation-delay: -15s; }
@keyframes drift { to { transform: translate(60px, 40px) scale(1.12); } }

a { color: var(--accent); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--spark); outline-offset: 3px; border-radius: 6px; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: 24px; }
.narrow { max-width: 760px; }

/* Типографика */
h1, h2, h3, .serif { font-family: var(--font-serif); font-weight: 400; color: var(--fg); }
h1, .display { font-size: clamp(2.6rem, 7.4vw, 6.2rem); line-height: .98; letter-spacing: -.045em; }
h2 { font-size: clamp(2rem, 4.6vw, 3.6rem); line-height: 1.04; letter-spacing: -.035em; }
h3 { font-size: 1.55rem; line-height: 1.15; letter-spacing: -.02em; }
h1 em, h2 em, .display em { font-style: italic; color: var(--spark); }
.lead { font-size: clamp(1.1rem, 1.6vw, 1.3rem); color: var(--muted); max-width: 40ch; line-height: 1.6; }
.label {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.label.spark { color: var(--spark); }

/* 4. Блик по акцентному слову */
.shimmer {
  background: linear-gradient(110deg, var(--spark) 35%, oklch(92% .08 85) 50%, var(--spark) 65%);
  background-size: 250% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 5s linear infinite;
  padding-right: .06em;
}
@keyframes shimmer { 0% { background-position: 100% 0; } 100% { background-position: -150% 0; } }

/* 3. Шапка-«таблетка» */
.top { position: sticky; top: 14px; z-index: 50; padding: 0 16px; margin-top: 14px; }
.pill {
  max-width: 900px; margin: 0 auto;
  display: flex; align-items: center; gap: 6px;
  padding: 8px 8px 8px 20px;
  background: color-mix(in oklch, var(--card) 72%, transparent);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border: 1px solid color-mix(in oklch, var(--line) 70%, transparent);
  border-radius: 999px;
  box-shadow: var(--shadow);
}
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-serif); font-size: 1.25rem; color: var(--fg); text-decoration: none; margin-right: auto; white-space: nowrap; }
.logo svg { width: 26px; height: 26px; }
.pill nav { display: flex; gap: 2px; }
.pill nav a, .icon-btn {
  color: var(--muted); text-decoration: none; padding: 8px 14px; border-radius: 999px; font-size: .95rem;
  transition: background .2s, color .2s;
}
.pill nav a:hover, .pill nav a[aria-current="page"] { background: var(--bg-2); color: var(--fg); }
.icon-btn { background: none; border: 0; cursor: pointer; display: grid; place-items: center; padding: 9px; color: var(--fg); }
.icon-btn:hover { background: var(--bg-2); }
.icon-btn svg { width: 18px; height: 18px; }
.menu-btn { display: none; }
.mobile-nav { display: none; }

/* Кнопки */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 26px; border-radius: 12px;
  font: 500 1.02rem/1 var(--font-sans);
  text-decoration: none; cursor: pointer; border: 1px solid transparent;
  transition: transform .2s, background .2s, box-shadow .2s;
}
.btn-dark { background: var(--fg); color: var(--bg); }
.btn-dark:hover { color: var(--bg); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-sm { padding: 10px 18px; border-radius: 999px; font-size: .92rem; }
.btn-spark { background: var(--spark); color: oklch(20% .02 70); }
.btn-spark:hover { color: oklch(20% .02 70); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-ghost { color: var(--fg); }
.btn-ghost:hover { color: var(--fg); }
.btn-ghost svg { transition: transform .2s; }
.btn-ghost:hover svg { transform: translateX(4px); }
.btn-line { border-color: var(--line); color: var(--fg); background: color-mix(in oklch, var(--card) 60%, transparent); }
.btn-line:hover { color: var(--fg); background: var(--card); }

/* Тег-строка с точками */
.dots { display: flex; flex-wrap: wrap; gap: 10px 26px; list-style: none; }
.dots li { font-family: var(--font-mono); font-size: .82rem; color: var(--muted); display: flex; align-items: center; gap: 9px; }
.dots li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--spark); }

/* Чипы */
.chip { display: inline-block; font-family: var(--font-mono); font-size: .76rem; padding: 4px 12px; border-radius: 999px; background: var(--spark-soft); color: var(--spark); border: 1px solid var(--spark-line); }

/* 5. Карточка «стопкой» + 6. раскрытие «книгой» */
.stack { position: relative; padding-top: 18px; }
.stack::before, .stack::after {
  content: ""; position: absolute; left: 4%; right: 4%; height: 40px; top: 0;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); opacity: .7;
}
.stack::after { left: 2%; right: 2%; top: 9px; opacity: .9; }
.card {
  position: relative; z-index: 1;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden;
}
.tilt { transform: rotate(-1.2deg); transition: transform .5s cubic-bezier(.2,.8,.2,1); }
.tilt:hover { transform: rotate(0deg) translateY(-4px); }
.card-head { padding: 18px 24px 14px; border-bottom: 1px solid var(--line); }
.card-body { padding: 20px 24px; }
.card-foot { padding: 12px 24px; background: var(--bg-2); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.quote { font-family: var(--font-serif); font-style: italic; font-size: 1.22rem; line-height: 1.35; border-left: 2px solid var(--spark-line); padding-left: 16px; margin-bottom: 14px; }
.hl { background: var(--spark-soft); color: var(--spark); padding: 0 6px; border-radius: 6px; font-style: italic; }
.book { animation: book-open 1.1s cubic-bezier(.7,0,.2,1) .25s both; }
@keyframes book-open { 0% { clip-path: inset(0 50%); } 100% { clip-path: inset(0 -5%); } }

/* Таймлайн */
.timeline { list-style: none; margin: 22px 0 0 8px; }
.timeline li { position: relative; padding: 0 0 16px 26px; border-left: 1px solid var(--line); }
.timeline li:last-child { border-left-color: transparent; }
.timeline li::before { content: ""; position: absolute; left: -6px; top: 6px; width: 11px; height: 11px; border-radius: 50%; background: var(--spark); }
.timeline li:first-child::before { background: var(--bg); border: 2px solid var(--spark); }
.timeline b { font-family: var(--font-mono); font-size: .88rem; display: block; }
.timeline li:first-child b { color: var(--spark); }
.timeline span { color: var(--muted); font-size: .93rem; }

/* Секции */
section { padding: clamp(64px, 10vw, 130px) 0; }
.sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; margin-bottom: 48px; }
.sec-head .lead { margin-top: 14px; }
hr.rule { border: 0; border-top: 1px solid var(--line); max-width: calc(var(--wrap) - 48px); }

/* Hero */
.hero { padding-top: clamp(56px, 9vw, 120px); padding-bottom: 40px; text-align: center; }
.hero h1 { max-width: 15ch; margin: 0 auto; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: start; text-align: left; margin-top: 64px; padding-top: 56px; border-top: 1px solid var(--line); }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 32px 0 30px; align-items: center; }

/* 9. Бегущая строка */
.marquee { overflow: hidden; border-block: 1px solid var(--line); padding: 18px 0; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee-track { display: flex; gap: 48px; width: max-content; animation: marquee 40s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span { font-family: var(--font-serif); font-size: 1.7rem; white-space: nowrap; color: var(--muted); display: flex; align-items: center; gap: 48px; }
.marquee-track span::after { content: "✦"; font-size: .9rem; color: var(--spark); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* 8. Огромные цифры */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); }
.stat { padding: 8px 32px 8px 0; }
.stat + .stat { border-left: 1px dashed var(--line); padding-left: 40px; }
.stat .num { font-family: var(--font-serif); font-size: clamp(3.4rem, 8vw, 7rem); line-height: 1; letter-spacing: -.04em; display: block; margin-bottom: 14px; }
.stat:nth-child(2) .num { color: var(--spark); }
.stat p { color: var(--muted); font-size: .95rem; margin-top: 8px; max-width: 30ch; }

/* Сетка гидов */
.guides { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.guide {
  display: flex; flex-direction: column; gap: 14px; padding: 28px;
  text-decoration: none; color: var(--fg);
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  transition: transform .45s cubic-bezier(.2,.8,.2,1), box-shadow .45s;
}
.guide:nth-child(3n+1) { transform: rotate(-.6deg); }
.guide:nth-child(3n+3) { transform: rotate(.6deg); }
.guide:hover { transform: rotate(0) translateY(-6px); box-shadow: var(--shadow); color: var(--fg); }
.guide h3 { font-size: 1.45rem; }
.guide p { color: var(--muted); font-size: .96rem; flex: 1; }
.guide .more { font-size: .92rem; color: var(--accent); display: flex; align-items: center; gap: 8px; }
.guide .label { display: flex; justify-content: space-between; }

/* Тёмная/светлая «сравнилка» */
.split { display: grid; grid-template-columns: 1fr 1fr; border-radius: 22px; overflow: hidden; box-shadow: var(--shadow); }
.split > div { padding: clamp(28px, 4vw, 52px); }
.split .light { background: var(--bg-2); }
.split .dark { background: var(--dark); color: var(--dark-fg); }
.split .dark .label { color: oklch(70% .02 120); }
.split .big { font-family: var(--font-serif); font-size: clamp(1.4rem, 2.4vw, 1.9rem); line-height: 1.25; margin: 18px 0; }
.split .dark .big { color: var(--dark-fg); }
.split .dark em { color: var(--spark); }
.mono-line { font-family: var(--font-mono); font-size: .85rem; opacity: .8; }

/* «Как мы работаем» — нумерованная история */
.story { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; }
.story-steps { border-left: 1px dashed var(--line); padding-left: 56px; display: grid; gap: 44px; }
.step h3 { display: flex; align-items: baseline; gap: 16px; font-size: 1.8rem; }
.step h3 span { color: var(--spark); font-size: 2.6rem; }
.step p { color: var(--muted); margin-top: 10px; max-width: 52ch; }
.step + .step::before { content: ""; display: block; width: 72px; border-top: 1px solid var(--spark-line); margin-bottom: 44px; }
.note-card { background: var(--bg-2); border-radius: var(--radius); padding: 30px; margin-top: 40px; }
.note-card p { font-family: var(--font-serif); font-size: 1.35rem; line-height: 1.3; margin-bottom: 18px; }

/* 7. FAQ с номерами */
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; }
.faq details { border-top: 1px solid var(--line); padding: 10px 0 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq .n { font-family: var(--font-mono); font-size: .75rem; color: var(--spark); display: block; margin-bottom: 4px; }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 18px; align-items: center;
  font-family: var(--font-serif); font-size: clamp(1.25rem, 2vw, 1.6rem); line-height: 1.2; letter-spacing: -.015em;
  padding: 6px 0 22px; transition: opacity .3s;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; flex: none; width: 10px; height: 10px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-4px); transition: transform .3s; }
.faq details[open] summary::after { transform: rotate(225deg); }
.faq details[open] { border-top-color: var(--spark-line); }
.faq .answer { color: var(--muted); padding: 0 0 26px; max-width: 62ch; }
.faq:has(details[open]) details:not([open]) summary { opacity: .38; }
.faq:has(details[open]) details:not([open]):hover summary { opacity: 1; }

/* Финальный призыв с огромным фоновым знаком */
.cta { text-align: center; position: relative; overflow: hidden; }
.cta::before {
  content: "€"; position: absolute; left: 50%; top: 46%; transform: translate(-50%, -50%);
  font-family: var(--font-serif); font-size: clamp(16rem, 34vw, 30rem); line-height: 1;
  color: var(--spark-soft); z-index: -1;
}
.cta h2 { font-size: clamp(2.4rem, 6.4vw, 5.4rem); max-width: 16ch; margin: 0 auto 24px; }
.cta .lead { margin: 0 auto 36px; }
.cta .small { margin-top: 22px; }

/* Подвал */
.site-footer { border-top: 1px dashed var(--line); padding: 56px 0 40px; margin-top: 40px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; }
.foot-grid ul { list-style: none; display: grid; gap: 10px; margin-top: 16px; }
.foot-grid a { color: var(--fg); text-decoration: none; }
.foot-grid a:hover { color: var(--accent); }
.foot-about { color: var(--muted); max-width: 42ch; margin-top: 14px; font-size: .95rem; }
.foot-bottom { border-top: 1px dashed var(--line); margin-top: 48px; padding-top: 22px; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }

/* Тестовый баннер */
.staging-banner { position: relative; z-index: 60; background: var(--dark); color: var(--dark-fg); text-align: center; padding: 7px; font-family: var(--font-mono); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; }

/* Страница гида */
.article-head { padding: clamp(48px, 8vw, 96px) 0 40px; }
.article-head h1 { font-size: clamp(2.3rem, 5.6vw, 4.4rem); line-height: 1.02; margin: 18px 0 22px; max-width: 18ch; }
.article-grid { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 64px; align-items: start; }
.toc { position: sticky; top: 110px; border-left: 1px solid var(--line); padding-left: 22px; }
.toc ol { list-style: none; display: grid; gap: 10px; margin-top: 14px; counter-reset: t; }
.toc li { counter-increment: t; font-size: .92rem; }
.toc li::before { content: counter(t, decimal-leading-zero); font-family: var(--font-mono); font-size: .72rem; color: var(--spark); margin-right: 10px; }
.toc a { color: var(--muted); text-decoration: none; }
.toc a:hover { color: var(--fg); }

.prose { font-size: 1.07rem; }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin-top: 2.2em; scroll-margin-top: 110px; }
.prose h3 { margin-top: 1.8em; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li + li { margin-top: .45em; }
.prose li::marker { color: var(--spark); }
.prose strong { font-weight: 600; }
.prose blockquote { background: var(--bg-2); border-radius: 14px; padding: 18px 22px; border-left: 3px solid var(--spark); color: var(--fg); }
.prose blockquote p { margin: 0; }
.prose table { width: 100%; border-collapse: collapse; font-size: .97rem; background: var(--card); border-radius: 14px; overflow: hidden; border: 1px solid var(--line); }
.prose th { font-family: var(--font-mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); font-weight: 400; background: var(--bg-2); }
.prose th, .prose td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--line); }
.prose tr:last-child td { border-bottom: 0; }
.prose code { font-family: var(--font-mono); font-size: .85em; background: var(--bg-2); padding: 2px 6px; border-radius: 6px; }

.sources { list-style: none; counter-reset: s; margin-top: 20px; }
.sources li { counter-increment: s; border-top: 1px solid var(--line); padding: 14px 0; display: flex; gap: 18px; }
.sources li::before { content: counter(s, decimal-leading-zero); font-family: var(--font-mono); font-size: .75rem; color: var(--spark); padding-top: 4px; }

/* Калькулятор */
.calc { display: grid; grid-template-columns: 1fr 1fr; }
.calc form { padding: 32px; display: grid; gap: 20px; }
.calc label { display: grid; gap: 8px; font-size: .95rem; }
.calc input {
  font: 500 1.15rem var(--font-mono); color: var(--fg);
  padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line); background: var(--bg);
  transition: border-color .2s, box-shadow .2s;
}
.calc input:focus { outline: none; border-color: var(--spark); box-shadow: 0 0 0 4px var(--spark-soft); }
.calc .result { background: var(--dark); color: var(--dark-fg); padding: 32px; display: flex; flex-direction: column; justify-content: space-between; gap: 24px; }
.calc .result .num { font-family: var(--font-serif); font-size: clamp(3.6rem, 8vw, 6rem); line-height: 1; letter-spacing: -.04em; color: var(--spark); }
.calc .result p { color: oklch(80% .015 110); }
.bar { height: 8px; border-radius: 99px; background: oklch(35% .02 150); overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--spark); border-radius: 99px; transition: width .6s cubic-bezier(.2,.8,.2,1); }

/* Появление при прокрутке */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .9s cubic-bezier(.2,.8,.2,1), transform .9s cubic-bezier(.2,.8,.2,1); transition-delay: var(--d, 0s); }
[data-reveal].in { opacity: 1; transform: none; }
.no-js [data-reveal] { opacity: 1; transform: none; }

/* Плавная смена темы */
::view-transition-old(root), ::view-transition-new(root) { animation: none; mix-blend-mode: normal; }

/* Адаптив */
@media (max-width: 900px) {
  .hero-grid, .story, .faq-grid, .split, .calc, .article-grid { grid-template-columns: minmax(0, 1fr); }
  .hero-grid { gap: 48px; }
  .story-steps { padding-left: 24px; }
  .stats { grid-template-columns: 1fr; gap: 36px; }
  .stat + .stat { border-left: 0; padding-left: 0; border-top: 1px dashed var(--line); padding-top: 32px; }
  .toc { display: none; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid > :first-child { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .pill nav, .pill .btn { display: none; }
  .menu-btn { display: grid; }
  .mobile-nav { display: none; max-width: 900px; margin: 8px auto 0; background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 10px; box-shadow: var(--shadow); }
  .mobile-nav.open { display: grid; }
  .mobile-nav a { padding: 12px 14px; border-radius: 12px; color: var(--fg); text-decoration: none; }
  .mobile-nav a:hover { background: var(--bg-2); }
  .hero { text-align: left; }
  .hero h1 { margin: 0; }
  .tilt, .guide:nth-child(n) { transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .shimmer { -webkit-text-fill-color: var(--spark); }
}

/* Короткий ответ в гиде: обычный текстовый шрифт, крупнее основного — легче читать */
.kort-text { font-family: var(--font-sans); font-weight: 400; font-size: 1.15rem; line-height: 1.7; color: var(--fg); }

/* Калькулятор: поля не вылезают за рамку на узких экранах */
.calc { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.calc form, .calc label { min-width: 0; }
.calc input { width: 100%; min-width: 0; }
@media (max-width: 900px) { .calc { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 720px) { .calc form, .calc .result { padding: 22px; } }

/* Таблицы в гидах прокручиваются внутри себя, а не расширяют страницу */
.prose table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.prose { overflow-wrap: break-word; }
@media (max-width: 720px) { .wrap { padding-inline: 22px; } .prose { font-size: 1.02rem; } }

/* Автор */
.avatar { border-radius: 50%; object-fit: cover; flex: none; border: 2px solid var(--card); box-shadow: 0 0 0 1px var(--line); }
.avatar-init { display: inline-grid; place-items: center; background: var(--spark-soft); color: var(--spark); font-family: var(--font-serif); }
.byline { display: inline-flex; align-items: center; gap: 12px; margin-top: 26px; text-decoration: none; color: var(--fg); }
.byline > span { display: grid; line-height: 1.3; }
.byline strong { font-weight: 600; }
.byline:hover strong { color: var(--accent); }
.about-hero { display: grid; grid-template-columns: 1.3fr .9fr; gap: 64px; align-items: end; padding-bottom: 48px; }
.about-hero h1 { font-size: clamp(2.4rem, 6vw, 4.8rem); line-height: 1.02; margin: 20px 0 24px; max-width: 16ch; }
@media (max-width: 900px) { .about-hero { grid-template-columns: minmax(0, 1fr); gap: 40px; } }
/* Незаполненные поля (текст в [квадратных скобках]) — видно, что ещё вписать */
.todo { background: var(--spark-soft); border: 1px dashed var(--spark-line); border-radius: 10px; padding: 10px 14px; color: var(--muted); font-style: italic; }
.timeline li.todo { background: none; border: 0; border-left: 1px solid var(--line); border-radius: 0; padding: 0 0 16px 26px; }

/* Формы сайта: контакт и подписка */
.field { display: grid; gap: 8px; font-size: .95rem; }
.field input, .field textarea { font: inherit; color: var(--fg); padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line); background: var(--bg); width: 100%; min-width: 0; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--spark); box-shadow: 0 0 0 4px var(--spark-soft); }
.form-grid { display: grid; gap: 16px; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .88rem; color: var(--muted); }
.consent input { margin-top: 4px; accent-color: var(--accent); }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.notice { border-radius: 12px; padding: 12px 16px; font-size: .95rem; }
.notice.ok { background: color-mix(in oklch, var(--accent) 14%, transparent); color: var(--fg); border: 1px solid color-mix(in oklch, var(--accent) 35%, transparent); }
.notice.err { background: oklch(93% .05 30); color: oklch(35% .1 30); border: 1px solid oklch(80% .08 30); }
.signup { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; padding: clamp(28px, 4vw, 52px); }
.signup form { display: grid; gap: 14px; }
.signup .row { display: flex; gap: 10px; flex-wrap: wrap; }
.signup .row input { flex: 1 1 220px; }
@media (max-width: 900px) { .signup { grid-template-columns: minmax(0, 1fr); gap: 24px; } }

/* «Over ons»: крупное фото автора в карточке */
.about-person { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 18px; padding: 32px 24px 26px; }
.about-person .avatar { border-width: 4px; }
.about-card .card-foot { justify-content: center; }

/* Begrippenlijst */
.terms { margin-top: 48px; border-top: 1px solid var(--line); }
.term { padding: 22px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 24px; scroll-margin-top: 110px; }
.term dt { font-family: var(--font-serif); font-size: 1.35rem; line-height: 1.2; }
.term dd { color: var(--muted); }
.term dd a { white-space: nowrap; }
.term:target { background: var(--spark-soft); border-radius: 12px; padding-inline: 14px; }
@media (max-width: 720px) { .term { grid-template-columns: minmax(0, 1fr); gap: 6px; } }

/* Большой таймлайн */
.big-timeline { list-style: none; margin-top: 48px; border-left: 1px dashed var(--line); padding-left: 32px; display: grid; gap: 40px; }
.big-timeline li { position: relative; }
.big-timeline li::before { content: ""; position: absolute; left: -39px; top: 4px; width: 13px; height: 13px; border-radius: 50%; background: var(--spark); box-shadow: 0 0 0 5px var(--bg); }
.big-timeline h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin: 8px 0 8px; }
.big-timeline p { color: var(--muted); max-width: 60ch; }

/* Калькуляторы: select, переключатели, разбивка */
.calc select {
  font: 500 1.05rem var(--font-sans); color: var(--fg); width: 100%; min-width: 0;
  padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line); background: var(--bg);
}
.calc select:focus { outline: none; border-color: var(--spark); box-shadow: 0 0 0 4px var(--spark-soft); }
.calc .check { display: flex; gap: 12px; align-items: center; font-size: .95rem; }
.calc .check input { width: 20px; height: 20px; padding: 0; accent-color: var(--accent); flex: none; }
.calc .hint { font-size: .82rem; color: var(--muted); margin-top: -4px; }
.calc .split2 { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 14px; }
.breakdown { list-style: none; margin: 0; padding: 0; font-family: var(--font-mono); font-size: .85rem; }
.breakdown li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-top: 1px solid oklch(40% .02 150); color: oklch(85% .015 110); }
.breakdown li b { color: var(--dark-fg); font-weight: 500; }
.calc-list { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; }
@media (max-width: 900px) { .calc-list { grid-template-columns: minmax(0,1fr); } }
.calc-list a.card { display: flex; flex-direction: column; gap: 12px; padding: 28px; text-decoration: none; color: inherit; transition: transform .3s, box-shadow .3s; }
.calc-list a.card:hover { transform: translateY(-4px); }
.calc-list .card h2 { font-size: 1.6rem; margin: 0; }
.calc-list .card p { color: var(--muted); margin: 0; }
.calc-list .card .go { margin-top: auto; color: var(--accent); font-weight: 500; }
@media (max-width: 520px) { .calc .split2 { grid-template-columns: minmax(0,1fr); } }
.breakdown li b { white-space: nowrap; text-align: right; }

/* Подсказки у полей калькулятора */
.calc .check { position: relative; }
.calc .lt { position: relative; display: flex; align-items: flex-start; gap: 8px; justify-content: space-between; }
.tip, .tip-demo {
  flex: none; width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--line);
  background: var(--bg); color: var(--accent); font: 600 .8rem/22px var(--font-sans); text-align: center;
  cursor: pointer; padding: 0; transition: background .2s, color .2s, border-color .2s;
}
.tip-demo { display: inline-block; cursor: default; vertical-align: middle; }
.tip:hover, .tip.open { background: var(--accent); color: #fff; border-color: var(--accent); }
.tip:focus-visible { outline: none; box-shadow: 0 0 0 4px var(--spark-soft); }
.tip-pop {
  display: none; position: absolute; z-index: 30; left: 0; right: 0; top: 100%; margin-top: 6px;
  background: var(--dark); color: var(--dark-fg); border-radius: 14px; padding: 14px 16px;
  font-size: .9rem; line-height: 1.55; box-shadow: 0 18px 40px -12px rgb(0 0 0 / .35);
}
.tip-pop a { color: var(--spark); }
.tip.open + .tip-pop { display: block; animation: tipIn .18s ease-out; }
@media (hover: hover) { .tip:hover + .tip-pop { display: block; } }
@keyframes tipIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
.calc .check .tip { margin-left: auto; }

/* Блок «Voor je begint» и пояснение результата */
.prep { border: 1px dashed var(--line); border-radius: 20px; padding: 22px 26px; margin-bottom: 24px; background: color-mix(in oklch, var(--bg) 70%, transparent); }
.prep ul { margin: 12px 0; padding-left: 20px; display: grid; gap: 6px; }
.prep p { margin: 0; color: var(--muted); font-size: .92rem; }
.uitleg { margin-top: 24px; padding: 26px 28px; border-radius: 20px; background: var(--bg-2); }
.uitleg h2 { font-size: 1.5rem; margin: 0 0 12px; }
.uitleg ol { margin: 0; padding-left: 22px; display: grid; gap: 10px; }
.uitleg b { font-weight: 650; color: var(--fg); white-space: nowrap; }
.uitleg .verdict { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); font-weight: 500; }

/* Actueel */
.news { margin-top: 40px; display: grid; gap: 0; }
.news-item { border-top: 1px solid var(--line); padding: 28px 0; scroll-margin-top: 110px; }
.news-item time { font-family: var(--font-mono); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--spark); }
.news-item h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); margin: 8px 0 10px; }
.news-item .prose p { margin: 0; }
.news-links { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: .9rem; }
.news-links a { color: var(--muted); }
.news-links a.more { color: var(--accent); font-weight: 500; }
.news-mini { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; }
.news-mini li { border-top: 1px solid var(--line); padding: 16px 0; display: grid; grid-template-columns: 9.5em minmax(0,1fr); gap: 16px; }
.news-mini time { font-family: var(--font-mono); font-size: .78rem; color: var(--spark); padding-top: 4px; text-transform: uppercase; letter-spacing: .06em; }
.news-mini a { color: inherit; text-decoration: none; font-weight: 500; }
.news-mini a:hover { color: var(--accent); }
@media (max-width: 520px) { .news-mini li { grid-template-columns: minmax(0,1fr); gap: 4px; } }
.signup .bonus { margin-top: 14px; font-size: .95rem; color: var(--fg); }
.kern-fig { margin: -24px 0 48px; } .kern-fig img { width: 100%; height: auto; border-radius: 22px; border: 1px solid var(--line); display: block; }