/* ============================================================
   Fluffee site stylesheet
   Design read: B2B industrial RFQ site for EU integrators.
   Dials: VARIANCE 4 / MOTION 3 / DENSITY 6.
   System: hand written token layer, no framework, no external
   fonts (GDPR: no third party font or analytics CDN requests
   beyond GA4 property we own).
   Locks: single accent (pine), all sharp radius, light theme only.
   ============================================================ */

:root {
  --ink: #16181a;
  --ink-2: #474d49;
  --ink-3: #6d746e;
  --paper: #f3f4f1;
  --paper-2: #e7e9e3;
  --paper-3: #dce0d8;
  --line: #c7cdc4;
  --line-2: #aab2a8;
  --accent: #14533f;
  --accent-ink: #0c3a2c;
  --accent-soft: #d8e4dd;
  --warn: #a4501a;
  --ok: #1c5d3f;

  --sans: ui-sans-serif, "Helvetica Neue", Helvetica, Arial, "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --step--1: 0.8125rem;
  --step-0: 1rem;
  --step-1: 1.1875rem;
  --step-2: 1.5rem;
  --step-3: 2rem;
  --step-4: 2.75rem;
  --step-5: 3.5rem;

  --gutter: 24px;
  --maxw: 1240px;
  --nav-h: 64px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: var(--step-0);
  line-height: 1.6;
  font-feature-settings: "kern" 1;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -0.022em; line-height: 1.1; }
p { margin: 0; }
p + p { margin-top: 14px; }
a { color: var(--accent-ink); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent); }
img { max-width: 100%; display: block; }
ul, ol { margin: 0; padding-left: 1.15em; }
li + li { margin-top: 8px; }
strong { font-weight: 600; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--ink); color: var(--paper); padding: 12px 16px;
}
.skip:focus { left: 8px; top: 8px; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
.wrap--narrow { max-width: 860px; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  height: var(--nav-h);
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.nav__in {
  max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter);
  height: 100%; display: flex; align-items: center; gap: 32px;
}
.brand {
  display: flex; align-items: baseline; gap: 8px;
  font-weight: 600; letter-spacing: -0.02em; font-size: 1.0625rem;
  color: var(--ink); text-decoration: none; white-space: nowrap;
}
.brand__dot { width: 8px; height: 8px; background: var(--accent); display: inline-block; }
.brand__sub { font-family: var(--mono); font-size: 11px; color: var(--ink-3); letter-spacing: .08em; text-transform: uppercase; }
.nav__links { display: flex; align-items: center; gap: 26px; margin-left: auto; list-style: none; padding: 0; }
.nav__links > li { margin: 0; }
.nav__links a {
  color: var(--ink-2); text-decoration: none; font-size: 0.9375rem; white-space: nowrap;
  padding: 6px 0; border-bottom: 1px solid transparent;
}
.nav__links a:hover { color: var(--ink); border-bottom-color: var(--line-2); }
.nav__links a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--accent); }
.nav__cta { margin-left: 8px; }
.nav__toggle {
  display: none; margin-left: auto; background: none; border: 1px solid var(--line-2);
  padding: 8px 10px; font: inherit; font-size: 13px; cursor: pointer; color: var(--ink);
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border: 1px solid var(--accent); background: var(--accent);
  color: #fff; font: inherit; font-size: 0.9375rem; font-weight: 500;
  text-decoration: none; cursor: pointer; border-radius: 0;
  transition: background .15s ease, transform .08s ease;
  white-space: nowrap;
}
.btn:hover { background: var(--accent-ink); color: #fff; }
.btn:active { transform: translateY(1px); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn--ghost:hover { background: var(--paper-2); color: var(--ink); border-color: var(--ink-3); }
.btn--sm { padding: 9px 14px; font-size: 0.875rem; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* ---------- hero ---------- */
.hero { padding: 64px 0 72px; border-bottom: 1px solid var(--line); }
.hero__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: start; }
.hero h1 { font-size: clamp(2.25rem, 4.6vw, 3.5rem); max-width: 15ch; }
.hero__sub { margin-top: 20px; font-size: var(--step-1); color: var(--ink-2); max-width: 46ch; }
.hero__cta { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hero__note { margin-top: 18px; font-size: var(--step--1); color: var(--ink-3); }

.panel { border: 1px solid var(--line-2); background: var(--paper-2); }
.panel__hd {
  padding: 10px 16px; border-bottom: 1px solid var(--line-2);
  font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2);
  display: flex; justify-content: space-between; gap: 12px;
}
.panel__row {
  display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: baseline;
  padding: 14px 16px; border-bottom: 1px solid var(--line);
}
.panel__row:last-child { border-bottom: 0; }
.panel__k { color: var(--ink-2); font-size: 0.9375rem; }
.panel__v { font-family: var(--mono); font-size: 1.0625rem; font-variant-numeric: tabular-nums; text-align: right; }
.panel__u { color: var(--ink-3); font-size: 0.8125rem; }
.panel__ft { padding: 12px 16px; border-top: 1px solid var(--line-2); font-size: var(--step--1); color: var(--ink-3); }

/* ---------- sections ---------- */
.sec { padding: 76px 0; border-bottom: 1px solid var(--line); }
.sec--tint { background: var(--paper-2); }
.sec__hd { display: grid; grid-template-columns: 1fr; gap: 14px; max-width: 62ch; margin-bottom: 40px; }
.sec__hd h2 { font-size: clamp(1.75rem, 2.6vw, 2rem); }
.sec__hd p { color: var(--ink-2); }
.kicker {
  font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); margin: 0;
}

/* rows family (no cards) */
.rows { border-top: 1px solid var(--line-2); }
.rows__item {
  display: grid; grid-template-columns: 92px 1fr 1fr; gap: 32px;
  padding: 26px 0; border-bottom: 1px solid var(--line);
  align-items: start;
}
.rows__n { font-family: var(--mono); font-size: 0.8125rem; color: var(--ink-3); padding-top: 4px; }
.rows__t { font-size: var(--step-1); font-weight: 600; letter-spacing: -0.01em; }
.rows__d { color: var(--ink-2); font-size: 0.9375rem; }

/* spec table family */
.tbl { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.tbl caption { text-align: left; color: var(--ink-3); font-size: var(--step--1); padding-bottom: 12px; }
.tbl th, .tbl td { text-align: left; padding: 13px 14px 13px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl thead th {
  font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-2); border-bottom-color: var(--line-2); font-weight: 500;
}
.tbl td.num, .tbl th.num { font-family: var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.tbl tr.hl td { background: var(--accent-soft); }
.tbl tr.hl td:first-child { font-weight: 600; }
.tbl__scroll { overflow-x: auto; }

/* quote family */
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
.pull {
  border-left: 2px solid var(--accent); padding-left: 22px;
  font-size: var(--step-2); letter-spacing: -0.02em; line-height: 1.25;
}
.pull cite { display: block; margin-top: 16px; font-style: normal; font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }

/* steps family */
.steps { list-style: none; padding: 0; counter-reset: s; }
.steps > li {
  counter-increment: s; display: grid; grid-template-columns: 48px 1fr; gap: 20px;
  padding: 22px 0; border-top: 1px solid var(--line);
}
.steps > li::before {
  content: "0" counter(s); font-family: var(--mono); font-size: 0.8125rem; color: var(--accent); padding-top: 4px;
}
.steps h3 { font-size: 1.0625rem; margin-bottom: 6px; }
.steps p { color: var(--ink-2); font-size: 0.9375rem; }

/* cards (only where hierarchy is real: product grid) */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.cell { background: var(--paper); padding: 26px 24px; }
.cell h3 { font-size: 1.0625rem; margin-bottom: 8px; }
.cell p { color: var(--ink-2); font-size: 0.9375rem; }
.cell__meta { font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 12px; }

/* product list */
.plist { border-top: 1px solid var(--line-2); }
.prod {
  display: grid; grid-template-columns: 220px 1fr 190px; gap: 28px;
  padding: 24px 0; border-bottom: 1px solid var(--line); align-items: baseline;
}
.prod__model { font-family: var(--mono); font-size: 0.9375rem; font-variant-numeric: tabular-nums; }
.prod__origin { font-size: var(--step--1); color: var(--ink-3); margin-top: 4px; }
.prod__what { color: var(--ink-2); font-size: 0.9375rem; }
.prod__price { text-align: right; font-family: var(--mono); font-size: 0.9375rem; font-variant-numeric: tabular-nums; }
.prod__price span { display: block; font-family: var(--sans); font-size: var(--step--1); color: var(--ink-3); }

/* filter bar */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.chip {
  border: 1px solid var(--line-2); background: transparent; color: var(--ink-2);
  font: inherit; font-size: 0.875rem; padding: 7px 14px; cursor: pointer; border-radius: 0;
}
.chip[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chip:hover { border-color: var(--ink-3); }

/* forms */
.form { display: grid; gap: 18px; }
.field { display: grid; gap: 6px; }
.field > label { font-size: 0.9375rem; font-weight: 500; }
.field .hint { font-size: var(--step--1); color: var(--ink-3); }
.field input, .field select, .field textarea {
  font: inherit; font-size: 0.9375rem; color: var(--ink);
  background: #fff; border: 1px solid var(--line-2); border-radius: 0; padding: 11px 12px; width: 100%;
}
.field input::placeholder, .field textarea::placeholder { color: #6b716c; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); outline: 2px solid var(--accent-soft); outline-offset: 0; }
.field .err { color: var(--warn); font-size: var(--step--1); display: none; }
.field.is-bad input, .field.is-bad select, .field.is-bad textarea { border-color: var(--warn); }
.field.is-bad .err { display: block; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form__foot { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.form__status { font-size: 0.9375rem; color: var(--ink-2); }

/* calculator */
.calc { border: 1px solid var(--line-2); background: #fff; }
.calc__in { padding: 24px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.calc__out { border-top: 1px solid var(--line-2); background: var(--paper-2); padding: 22px 24px; }
.calc__verdict { font-size: var(--step-1); font-weight: 600; margin-bottom: 6px; }
.calc__detail { font-family: var(--mono); font-size: 0.875rem; color: var(--ink-2); font-variant-numeric: tabular-nums; }

/* footer */
.foot { background: var(--paper-3); border-top: 1px solid var(--line-2); padding: 56px 0 32px; }
.foot__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.foot h4 { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 14px; font-weight: 500; }
.foot ul { list-style: none; padding: 0; }
.foot li { margin: 0 0 10px; }
.foot a { color: var(--ink-2); text-decoration: none; font-size: 0.9375rem; }
.foot a:hover { color: var(--ink); text-decoration: underline; }
.foot__legal { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line-2); display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; font-size: var(--step--1); color: var(--ink-3); }

/* misc */
.note { border-left: 2px solid var(--line-2); padding: 2px 0 2px 16px; color: var(--ink-2); font-size: 0.9375rem; }
.tag {
  display: inline-block; font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase;
  border: 1px solid var(--line-2); padding: 2px 7px; color: var(--ink-2); vertical-align: middle;
}
.tag--ok { border-color: var(--ok); color: var(--ok); }
.tag--warn { border-color: var(--warn); color: var(--warn); }
.hr { height: 1px; background: var(--line); border: 0; margin: 40px 0; }
.lede { font-size: var(--step-1); color: var(--ink-2); max-width: 62ch; }
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; } .mt-32 { margin-top: 32px; } .mt-48 { margin-top: 48px; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .hero__grid, .split, .calc__in, .foot__grid, .form__row { grid-template-columns: 1fr; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .rows__item { grid-template-columns: 56px 1fr; }
  .rows__d { grid-column: 2; }
  .prod { grid-template-columns: 1fr; gap: 10px; }
  .prod__price { text-align: left; }
  .nav__links {
    display: none; position: absolute; top: var(--nav-h); left: 0; right: 0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: flex-start; gap: 0; padding: 8px var(--gutter) 16px;
  }
  .nav__links.is-open { display: flex; }
  .nav__links > li { width: 100%; padding: 8px 0; border-bottom: 1px solid var(--line); }
  .nav__toggle { display: block; }
  .nav__cta { display: none; }
  .hero, .sec { padding: 48px 0; }
}
@media print {
  .nav, .foot, .hero__cta { display: none; }
  body { background: #fff; }
}

/* ---------- late additions: page level helpers ---------- */
.eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); font-weight: 400; }
.hl td { background: var(--accent-soft); }
.hl td:first-child { box-shadow: inset 3px 0 0 var(--accent); font-weight: 500; }
.form__actions { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.field--check { grid-template-columns: auto 1fr; align-items: start; gap: 10px; }
.field--check input[type=checkbox] { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--accent); }
.field--check > label { font-weight: 400; font-size: var(--step--1); color: var(--ink-2); max-width: 62ch; }
.rows__item--wide { grid-template-columns: 92px 1fr 1fr; }
.rows__item--wide .rows__d p { margin: 0; }
@media (max-width: 900px) {
  .rows__item--wide { grid-template-columns: 1fr; }
  .rows__item--wide > * { grid-column: auto; }
}

/* ---------- corrections after first visual pass ---------- */
.nav__links .btn, .nav__links .btn:hover { color: #fff; }
.wrap--narrow { max-width: 860px; margin-left: 0; margin-right: auto; }
.wrap--narrow > p, .wrap--narrow .lede { max-width: 70ch; }
.cta { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: end; }
.cta > p { max-width: 52ch; }
@media (max-width: 900px) {
  .wrap--narrow { margin-left: 0; }
  .cta { grid-template-columns: 1fr; gap: 24px; align-items: start; }
}
.nav__links li.nav__cta > a { color: #fff; padding: 9px 14px; border-bottom: 0; }
.nav__links li.nav__cta > a:hover { color: #fff; background: var(--accent-ink); }
.split--form { grid-template-columns: 1.3fr .7fr; }
.form__row--3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) {
  .split--form, .form__row--3 { grid-template-columns: 1fr; }
}

/* ---------- product visuals (structure / layout / hero image) ---------- */
.figure { margin: 0; border: 1px solid var(--line-2); background: var(--paper-2); }
.figure img { display: block; width: 100%; height: auto; }
.figure--render { background: #ece9e3; }
.figure figcaption {
  padding: 12px 16px; border-top: 1px solid var(--line);
  font-size: var(--step--1); color: var(--ink-3);
  display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: space-between;
}
.figure figcaption b { color: var(--ink-2); font-weight: 600; }
.figure__tag {
  font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--warn); border: 1px solid currentColor; padding: 2px 6px; white-space: nowrap;
}

.kpis { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line-2); background: var(--line); gap: 1px; }
.kpi { background: var(--paper); padding: 18px 20px; }
.kpi__k { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.kpi__v { font-family: var(--mono); font-size: 1.5rem; font-variant-numeric: tabular-nums; letter-spacing: -.02em; margin-top: 6px; }
.kpi__v span { font-size: .875rem; color: var(--ink-3); }

.struct { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line-2); }
.struct__cell { background: var(--paper); padding: 22px 24px; }
.struct__n { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; color: var(--accent); }
.struct__t { font-size: 1.0625rem; font-weight: 600; margin-top: 6px; }
.struct__d { color: var(--ink-2); font-size: .9375rem; margin-top: 6px; }
.struct__p { font-family: var(--mono); font-size: .8125rem; color: var(--ink-3); margin-top: 10px; }

.hero__fig { margin-top: 4px; }
.hero__fig img { display: block; width: 100%; height: auto; }
.hero__fig figcaption { margin-top: 10px; }

@media (max-width: 900px) {
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .struct { grid-template-columns: 1fr; }
}