/* JIIR — jaettu sivupohja (tokenit, header, drawer, napit, footer).
   index.html pitää oman kopionsa näistä; tämä tiedosto palvelee alasivuja
   (palvelut.html, yrityksille.html), jotta chrome pysyy yhtenäisenä. */

/* Tokenit tulevat assets/jiir.css:sta — ala maarittele :root-lohkoa tanne.
   Nelja eri kopiota oli jo ehtinyt erkaantua toisistaan. */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; font-family: var(--sans); background: var(--bg); color: var(--text);
  line-height: 1.6; -webkit-font-smoothing: antialiased;
  transition: background .35s ease, color .35s ease;
}
/* `padding-inline`, EI lyhennetta: lyhenne nollaa myos alapaddingin ja
   kumosi alla olevan lopetuspuskurin. */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding-inline: 24px; }

/* Sisalto ei saa loppua kiinni alatunnisteeseen. Nailla sivuilla <main> ei
   ole .wrap (kaaret ovat sen sisalla), joten saanto osuu <main>-elementtiin. */
main { padding-bottom: 40px; }
h1,h2,h3 { font-family: var(--display); font-weight: 700; line-height: 1.05; text-wrap: balance; margin: 0; letter-spacing: -.02em; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; border-radius: 6px; }

.eyebrow {
  font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--primary); display: inline-flex; align-items: center; gap: 8px;
}
.eyebrow::before { content:""; width: 22px; height: 2px; background: var(--primary); border-radius: 2px; }

.skip {
  position: absolute; left: 12px; top: -60px; z-index: 200;
  background: var(--primary); color: #fff; padding: 11px 18px; border-radius: var(--r-sm);
  font-weight: 700; font-size: .9rem; transition: top .2s;
}
.skip:focus { top: 12px; }

/* ---------- Header ---------- */
header {
  position: sticky; top: 0; z-index: 60;
  backdrop-filter: saturate(150%) blur(14px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, background .3s ease;
}
header.scrolled { border-bottom-color: var(--border); }
.nav { display: flex; align-items: center; gap: 20px; height: 70px; }
.brand {
  display: inline-flex; align-items: center; font-family: var(--display); font-weight: 800;
  font-size: 1.7rem; letter-spacing: -.04em; margin-right: auto; color: var(--primary); line-height: 1;
}
.brand:hover { color: var(--primary-dark); }
nav.links { display: flex; gap: 4px; }
nav.links a {
  padding: 8px 14px; border-radius: 10px; font-weight: 500; font-size: .95rem; color: var(--text-muted);
  transition: background .2s, color .2s;
}
nav.links a:hover { background: var(--surface-alt); color: var(--text); }
nav.links a.on { color: var(--primary); font-weight: 700; }

.ctl { display: flex; align-items: center; gap: 10px; }
.icon-btn, .lang-btn {
  height: 40px; border: 1px solid var(--border); background: var(--surface); color: var(--text);
  border-radius: var(--r-sm); cursor: pointer; font-family: var(--sans); display: inline-flex;
  align-items: center; gap: 7px; transition: border-color .2s, background .2s, transform .1s;
}
.icon-btn { width: 40px; justify-content: center; flex-shrink: 0; }
.icon-btn:hover, .lang-btn:hover { border-color: var(--primary); }
.icon-btn:active, .lang-btn:active { transform: scale(.94); }
.icon-btn svg { width: 19px; height: 19px; }
.sun { display: none; } .moon { display: block; }
:root[data-theme="dark"] .sun { display: block; } :root[data-theme="dark"] .moon { display: none; }

.lang { position: relative; }
.lang-btn { padding: 0 12px; font-weight: 600; font-size: .9rem; }
.lang-btn .flag { font-size: 1.05rem; line-height: 1; }
.lang-btn .chev { width: 14px; height: 14px; opacity: .6; transition: transform .2s; }
.lang.open .lang-btn .chev { transform: rotate(180deg); }
.lang-menu {
  position: absolute; top: calc(100% + 8px); right: 0; min-width: 190px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  box-shadow: var(--shadow-md); padding: 6px; opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .18s, transform .18s, visibility .18s;
}
.lang.open .lang-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-menu button {
  width: 100%; display: flex; align-items: center; gap: 11px; padding: 9px 11px; border: 0;
  background: transparent; color: var(--text); border-radius: 9px; cursor: pointer; font-family: var(--sans);
  font-size: .92rem; font-weight: 500; text-align: left;
}
.lang-menu button:hover { background: var(--surface-alt); }
.lang-menu button.active { color: var(--primary); font-weight: 700; }
.lang-menu button .flag { font-size: 1.15rem; }
.lang-menu button .tick { margin-left: auto; width: 16px; height: 16px; opacity: 0; color: var(--primary); }
.lang-menu button.active .tick { opacity: 1; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 14px 26px; border-radius: var(--r-sm); font-family: var(--sans); font-weight: 700; font-size: 1rem;
  cursor: pointer; border: 1px solid transparent; transition: transform .12s, box-shadow .25s, background .2s; white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); color: var(--on-primary); box-shadow: 0 10px 24px -10px var(--primary-dark); }
.btn-primary:hover { background: var(--primary-dark); box-shadow: 0 14px 30px -10px var(--primary-dark); }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn svg { width: 18px; height: 18px; }
.btn-sm { padding: 10px 18px; font-size: .93rem; }
.btn[disabled] { opacity: .65; cursor: progress; }

/* ---------- Hamburger + drawer ---------- */
.burger { display: none; width: 40px; height: 40px; }
.burger .bl { display: block; width: 17px; height: 2px; background: currentColor; border-radius: 2px; position: relative; transition: transform .25s, opacity .2s; }
.burger .bl::before, .burger .bl::after {
  content: ""; position: absolute; left: 0; width: 17px; height: 2px; background: currentColor;
  border-radius: 2px; transition: transform .25s, top .25s;
}
.burger .bl::before { top: -6px; } .burger .bl::after { top: 6px; }
body.menu-open .burger .bl { background: transparent; }
body.menu-open .burger .bl::before { top: 0; transform: rotate(45deg); }
body.menu-open .burger .bl::after  { top: 0; transform: rotate(-45deg); }

.drawer {
  position: fixed; inset: 0; z-index: 55; background: var(--bg);
  padding: 92px 24px 40px; display: flex; flex-direction: column; gap: 6px;
  opacity: 0; visibility: hidden; transform: translateY(-10px);
  transition: opacity .25s ease, transform .25s ease, visibility .25s; overflow-y: auto;
}
body.menu-open .drawer { opacity: 1; visibility: visible; transform: none; }
.drawer a {
  font-family: var(--display); font-weight: 700; font-size: 1.6rem; letter-spacing: -.03em;
  padding: 14px 4px; border-bottom: 1px solid var(--border); color: var(--text);
}
.drawer a:active { color: var(--primary); }
.drawer .btn { margin-top: 26px; width: 100%; }
@media (prefers-reduced-motion: reduce){ .drawer { transition: none; } }

/* ---------- Section scaffold ---------- */
section { position: relative; }
.sec { padding: 84px 0; }
.sec-head { max-width: 640px; margin-bottom: 46px; }
.sec-head.center { margin-inline: auto; text-align: center; }
.sec-head h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); margin-top: 14px; }
.sec-head p { color: var(--text-muted); font-size: 1.1rem; margin-top: 14px; }
.sec-head.center .eyebrow::before { display: none; }

/* ---------- Page hero (sub-pages) ---------- */
.phero { padding: 72px 0 12px; }
.phero h1 { font-size: clamp(2.3rem, 5vw, 3.6rem); font-weight: 800; margin-top: 16px; }
.phero p { color: var(--text-muted); font-size: clamp(1.05rem, 1.6vw, 1.25rem); margin-top: 18px; max-width: 56ch; }
.phero .btn { margin-top: 30px; }
.crumb { display: flex; align-items: center; gap: 8px; font-size: .88rem; color: var(--text-faint); }
.crumb a:hover { color: var(--primary); }

/* ---------- CTA band ---------- */
.cta-sec { padding: 30px 0 96px; }
.cta {
  position: relative; overflow: hidden; border-radius: 30px; padding: 60px 48px; text-align: center;
  background: linear-gradient(145deg, var(--primary), var(--primary-dark)); color: #fff; box-shadow: var(--shadow-lg);
}
.cta::after { content:""; position: absolute; inset: 0; background: radial-gradient(500px 300px at 82% 0%, rgba(255,255,255,.18), transparent 70%); pointer-events: none; }
.cta h2 { position: relative; font-size: clamp(1.9rem, 4vw, 2.8rem); color: #fff; }
.cta p { position: relative; margin: 16px auto 0; max-width: 46ch; color: rgba(255,255,255,.9); font-size: 1.1rem; }
.cta-btns { position: relative; display: flex; gap: 13px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }
.btn-onprimary { background: #fff; color: var(--primary-dark); }
.btn-onprimary:hover { background: rgba(255,255,255,.9); }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.55); }
.btn-outline-light:hover { border-color: #fff; background: rgba(255,255,255,.12); }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--border); padding: 64px 0 40px; background: var(--surface); }
.foot-top { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 40px; }
.foot-brand .brand { font-size: 1.6rem; margin: 0 0 14px; display: block; }
.foot-brand p { color: var(--text-muted); font-size: .95rem; max-width: 34ch; }
.foot-mail { display: inline-flex; align-items: center; gap: 8px; margin-top: 18px; font-weight: 600; font-size: .95rem; color: var(--primary); }
.foot-mail svg { width: 17px; height: 17px; }
.fcol h4 { font-family: var(--display); font-weight: 700; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-faint); margin: 0 0 16px; }
.fcol nav { display: flex; flex-direction: column; gap: 11px; }
.fcol nav a { color: var(--text-muted); font-size: .95rem; }
.fcol nav a:hover { color: var(--primary); }
.foot-bot {
  display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
  color: var(--text-faint); font-size: .85rem; padding-top: 28px; margin-top: 48px; border-top: 1px solid var(--border);
}
.foot-flag { display: inline-flex; align-items: center; gap: 8px; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity:1; transform:none; } }

/* ---------- Responsive ---------- */
@media (max-width: 1040px) {
  .foot-top { grid-template-columns: 1fr 1fr; gap: 34px; }
  .foot-brand { grid-column: 1 / -1; }
}
@media (max-width: 900px) {
  nav.links { display: none; }
  .burger { display: inline-flex; align-items: center; justify-content: center; }
  .nav-cta { display: none; }
  .cta { padding: 48px 30px; }
}
@media (max-width: 560px) {
  .wrap { padding-inline: 22px; }
  .nav { height: 62px; gap: 12px; }
  .brand { font-size: 1.45rem; }
  .lang-btn .lname { display: none; }
  .lang-btn { padding: 0 10px; }
  .sec { padding: 60px 0; }
  .phero { padding: 48px 0 8px; }
  .foot-top { grid-template-columns: 1fr; gap: 30px; }
  .drawer { padding-top: 84px; }
}