/* ===========================================================
   Lasinen — Ikkunanpesu  ·  design system
   =========================================================== */
:root {
  /* brand (overridable by Tweaks) */
  --brand: #2563eb;        /* royal blue */
  --brand-press: #1d4ed8;
  --brand-soft: #eef4ff;
  --brand-softer: #f5f9ff;
  --sky: #38bdf8;

  --navy: #0f2540;         /* deep navy — headings, footer */
  --navy-2: #16335a;

  --ink: #122036;          /* primary text */
  --muted: #5d6b80;        /* secondary text */
  --faint: #8a96a8;

  --bg: #ffffff;
  --bg-soft: #f5f8fc;
  --bg-soft-2: #eef3f9;
  --line: #e4eaf1;
  --line-strong: #d4deea;

  --ok: #16a34a;
  --star: #fbbf24;

  --radius: 16px;
  --radius-lg: 22px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(16,37,71,.06), 0 1px 3px rgba(16,37,71,.05);
  --shadow: 0 6px 22px rgba(16,37,71,.08);
  --shadow-lg: 0 22px 60px rgba(16,37,71,.16);
  --maxw: 1180px;
  --nav-h: 74px;

  --head: 'Plus Jakarta Sans', system-ui, sans-serif;
  --body: 'Manrope', system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--body);
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.6;
}
h1,h2,h3,h4 { font-family: var(--head); color: var(--navy); margin: 0; line-height: 1.08; letter-spacing: -.02em; font-weight: 800; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img { display: block; max-width: 100%; }
::selection { background: var(--brand); color: #fff; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.section { padding: 92px 0; }
.section--soft { background: var(--bg-soft); }
.eyebrow {
  font-family: var(--head); font-weight: 700; font-size: 13px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--brand); margin-bottom: 14px;
}
.lead { color: var(--muted); font-size: 18px; }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--head); font-weight: 700; font-size: 15.5px;
  padding: 14px 24px; border-radius: 999px; border: 1.5px solid transparent;
  transition: transform .12s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn--primary {
  background: var(--brand); color: #fff;
  box-shadow: 0 10px 24px -8px color-mix(in oklab, var(--brand) 70%, transparent);
}
.btn--primary:hover { background: var(--brand-press); box-shadow: 0 14px 30px -8px color-mix(in oklab, var(--brand) 65%, transparent); }
.btn--ghost { background: #fff; color: var(--navy); border-color: var(--line-strong); }
.btn--ghost:hover { border-color: var(--brand); color: var(--brand); }
.btn--light { background: rgba(255,255,255,.14); color: #fff; border-color: rgba(255,255,255,.3); }
.btn--light:hover { background: rgba(255,255,255,.22); }
.btn--white { background: #fff; color: var(--brand); }
.btn--white:hover { background: #f1f6ff; }
.btn--lg { padding: 17px 30px; font-size: 16.5px; }
.btn--block { width: 100%; }

/* ---- chips & misc ---- */
.chip {
  display: inline-flex; align-items: center; gap: 9px;
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 7px 14px 7px 9px; font-size: 13.5px; font-weight: 600; color: var(--ink);
  box-shadow: var(--shadow-sm);
}
.stars { color: var(--star); letter-spacing: 1px; font-size: 14px; }

/* ---- nav ---- */
.nav {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255,255,255,.82); backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s;
}
.nav.scrolled { border-bottom-color: var(--line); box-shadow: 0 6px 24px rgba(16,37,71,.05); }
.nav__inner { display: flex; align-items: center; gap: 28px; height: 72px; }
.nav__links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav__link {
  font-family: var(--head); font-weight: 600; font-size: 15px; color: var(--ink);
  padding: 9px 14px; border-radius: 9px; transition: background .15s, color .15s;
}
.nav__link:hover { background: var(--brand-soft); color: var(--brand); }
.nav__link { position: relative; transition: background .18s ease, color .18s ease; }
.nav__link.active { background: var(--brand-soft); color: var(--brand); }
.nav__link--home { display: inline-flex; align-items: center; }
.nav__link--home:hover { color: var(--brand); }
.nav__cta { display: flex; align-items: center; gap: 14px; }
.nav__phone { font-family: var(--head); font-weight: 700; color: var(--navy); font-size: 15px; display: flex; align-items: center; gap: 8px; }
.nav__burger { display: none; }

/* ---- logo ---- */
.logo { display: inline-flex; align-items: center; gap: 11px; }
.logo__mark {
  width: 40px; height: 40px; border-radius: 12px; flex: none;
  background: linear-gradient(150deg, var(--brand), var(--sky));
  display: grid; place-items: center; box-shadow: 0 8px 18px -6px color-mix(in oklab, var(--brand) 60%, transparent);
  position: relative; overflow: hidden;
}
.logo__mark::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.55), transparent 42%);
}
.logo__mark svg { position: relative; z-index: 1; }
.logo__word { font-family: var(--head); font-weight: 800; font-size: 19px; color: var(--navy); letter-spacing: -.02em; line-height: 1; }
.logo__word b { color: var(--brand); font-weight: 800; }
.logo__sub { font-size: 10.5px; letter-spacing: .18em; text-transform: uppercase; color: var(--faint); font-weight: 700; }

/* ---- placeholder image ---- */
.ph {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background:
    repeating-linear-gradient(135deg, var(--bg-soft) 0 14px, var(--bg-soft-2) 14px 28px);
  border: 1px solid var(--line);
  display: grid; place-items: center; color: var(--faint);
}
.ph__tag {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace; font-size: 12px;
  background: rgba(255,255,255,.78); border: 1px solid var(--line);
  padding: 6px 11px; border-radius: 8px; color: var(--muted); letter-spacing: .02em;
}
.ph--brand {
  background:
    repeating-linear-gradient(135deg, color-mix(in oklab, var(--brand) 12%, #fff) 0 14px, color-mix(in oklab, var(--brand) 20%, #fff) 14px 28px);
  border-color: color-mix(in oklab, var(--brand) 22%, #fff);
}

/* ---- cards ---- */
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

/* ---- footer ---- */
.footer { background: var(--navy); color: #c5d1e0; padding: 64px 0 30px; }
.footer h4 { color: #fff; font-size: 15px; letter-spacing: .04em; margin-bottom: 18px; font-weight: 700; }
.footer a { color: #c5d1e0; transition: color .15s; }
.footer a:hover { color: #fff; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr 1fr; gap: 40px; }
.footer__list { display: flex; flex-direction: column; gap: 11px; font-size: 14.5px; }
.footer__bottom {
  margin-top: 48px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.12);
  display: flex; justify-content: space-between; gap: 16px; font-size: 13px; color: #8da0b8;
}
.soc { display: flex; gap: 10px; }
.soc a {
  width: 40px; height: 40px; border-radius: 11px; background: rgba(255,255,255,.08);
  display: grid; place-items: center; transition: background .15s, transform .15s;
}
.soc a:hover { background: var(--brand); transform: translateY(-2px); }

/* ---- accordion (FAQ) ---- */
.acc { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; }
.acc__item + .acc__item { border-top: 1px solid var(--line); }
.acc__head {
  width: 100%; text-align: left; background: #fff; border: 0; padding: 22px 24px;
  display: flex; align-items: center; gap: 16px; font-family: var(--head); font-weight: 700;
  font-size: 17px; color: var(--navy);
}
.acc__head:hover { background: var(--brand-softer); }
.acc__icon { margin-left: auto; flex: none; width: 26px; height: 26px; display: grid; place-items: center; color: var(--brand); transition: transform .25s; }
.acc__item.open .acc__icon { transform: rotate(45deg); }
.acc__body { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.acc__body > div { padding: 0 24px 22px; color: var(--muted); font-size: 15.5px; }

/* ---- utilities ---- */
.grid { display: grid; }
.flex { display: flex; }
.center { display: grid; place-items: center; }
.muted { color: var(--muted); }

@media (max-width: 920px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .section { padding: 64px 0; }
}
@media (max-width: 720px) {
  .nav__links, .nav__phone { display: none; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; }
}
@media (max-width: 600px) {
  .wrap { padding: 0 18px; }
  .section { padding: 52px 0; }
  .nav__inner { height: 64px; gap: 14px; }
  :root { --nav-h: 64px; }
  .logo__mark { width: 36px; height: 36px; border-radius: 10px; }
  .logo__word { font-size: 17px; }
  .btn { padding: 13px 20px; }
  .btn--lg { padding: 15px 24px; }
}