/* ===========================================================
   Cleaner Future | Aurinkovoiman asiantuntijapalvelut yrityksille
   Design system · light theme · green accent · Inter Tight / Inter
   =========================================================== */

:root {
  /* palette */
  --bg:        #ffffff;
  --bg-soft:   #f3f7f6;
  --bg-deep:   #0f1d1a;
  --ink:       #131a16;
  --ink-soft:  #4a554e;
  --ink-faint: #8a948d;
  --line:      rgba(19,26,22,.10);
  --line-soft: rgba(19,26,22,.06);

  --accent:        #2c7666;   /* logon vihreästä johdettu, riittävä kontrasti tekstiin */
  --accent-bright: #6aa89a;   /* logon vihreä */
  --accent-deep:   #1e5748;
  --accent-soft:   rgba(106,168,154,.12);

  /* glass */
  --glass-bg:     rgba(255,255,255,.66);
  --glass-bd:     rgba(255,255,255,.55);
  --glass-bg-dk:  rgba(15,29,26,.55);
  --glass-bd-dk:  rgba(255,255,255,.16);

  /* type */
  --font: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-display: 'Inter Tight', 'Inter', system-ui, sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;

  /* motion */
  --e: cubic-bezier(.16, 1, .3, 1);

  /* layout */
  --pad: clamp(20px, 5vw, 56px);
  --maxw: 1240px;
  --radius: 20px;
  --radius-md: 12px;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; }
::selection { background: var(--accent); color: #fff; }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); }

/* ---------- typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600; letter-spacing: -0.03em; line-height: 1.06; color: var(--ink);
}
.eyebrow {
  font-size: .78rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.1rem;
}
.eyebrow--light { color: rgba(255,255,255,.82); }
em {
  font-family: var(--font-serif);
  font-style: italic; font-weight: 400;
  color: var(--accent);
  letter-spacing: 0;
}
.hero em, .cta em, .feature-ref em, .page-hero__title em { color: var(--accent-bright); }

.section-title { font-size: clamp(1.9rem, 4.2vw, 3.2rem); text-wrap: balance; }
.section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); max-width: 780px; }
.section-head--row {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 2rem; max-width: none; flex-wrap: wrap;
}
.section-lead { color: var(--ink-soft); font-size: 1.08rem; max-width: 640px; margin-top: 1.1rem; }

/* ---------- buttons ---------- */
.btn {
  --bh: 54px;
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  height: var(--bh); padding: 0 1.7rem;
  font-size: .96rem; font-weight: 600; letter-spacing: -.01em;
  border-radius: 999px; cursor: pointer; border: 1px solid transparent;
  transition: transform .3s var(--e), background .25s var(--e), color .25s var(--e), box-shadow .3s var(--e), border-color .25s var(--e);
  white-space: nowrap;
}
.btn:active { transform: scale(.98); }
.btn--sm { --bh: 46px; font-size: .9rem; }
.btn--block { width: 100%; }
.btn--solid {
  background: var(--accent); color: #fff;
  box-shadow: 0 12px 30px -12px rgba(44,118,102,.7);
}
.btn--solid:hover { background: var(--accent-deep); transform: translateY(-2px); box-shadow: 0 20px 40px -14px rgba(44,118,102,.85); }
.btn--ghost-light {
  background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.45);
  backdrop-filter: blur(6px);
}
.btn--ghost-light:hover { background: #fff; color: var(--ink); transform: translateY(-2px); }
.btn--outline { background: transparent; color: var(--ink); border-color: var(--line); height: 50px; }
.btn--outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.btn--pill { --bh: 44px; background: var(--ink); color: #fff; padding: 0 1.3rem; font-size: .9rem; }
.btn--pill:hover { background: var(--accent); transform: translateY(-2px); }

/* arrow link */
.link-arrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-weight: 600; color: var(--accent); font-size: .98rem;
  transition: gap .25s var(--e), color .25s var(--e);
}
.link-arrow i { width: 22px; height: 11px; position: relative; display: inline-block; }
.link-arrow i::before, .link-arrow i::after {
  content: ""; position: absolute; background: currentColor; transition: all .25s var(--e);
}
.link-arrow i::before { top: 50%; left: 0; width: 100%; height: 1.5px; transform: translateY(-50%); }
.link-arrow i::after { top: 50%; right: 0; width: 8px; height: 8px; border-top: 1.5px solid currentColor; border-right: 1.5px solid currentColor; transform: translate(0,-50%) rotate(45deg); background: none; }
.link-arrow:hover { gap: .85rem; color: var(--accent-deep); }

/* glass utility */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(22px) saturate(150%);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
  border: 1px solid var(--glass-bd);
  box-shadow: 0 24px 60px -30px rgba(19,26,22,.28), inset 0 1px 0 rgba(255,255,255,.6);
}

/* ===========================================================
   NAV
   =========================================================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .35s var(--e), box-shadow .35s var(--e);
}
.nav__inner {
  max-width: var(--maxw); margin-inline: auto;
  padding: 1.2rem var(--pad);
  display: flex; align-items: center; gap: 2rem;
  transition: padding .35s var(--e);
}
.nav.scrolled, .nav--solid {
  background: rgba(255,255,255,.78);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 1px 0 var(--line-soft), 0 18px 40px -34px rgba(19,26,22,.5);
}
.nav.scrolled .nav__inner { padding-top: .85rem; padding-bottom: .85rem; }

.brand { display: inline-flex; align-items: center; gap: .6rem; color: #fff; transition: color .35s var(--e); }
.nav.scrolled .brand, .nav--solid .brand { color: var(--ink); }
.brand__mark { width: 30px; height: 30px; color: var(--accent-bright); flex: none; }
.nav.scrolled .brand__mark, .nav--solid .brand__mark { color: var(--accent); }
.brand__name { font-family: var(--font-display); font-weight: 600; letter-spacing: -.02em; font-size: 1.12rem; white-space: nowrap; }
.brand__logo { display: block; height: 40px; width: auto; }
/* tummilla taustoilla nostetaan logon tekstin kirkkautta hieman */
.nav:not(.scrolled) .brand__logo, .footer .brand__logo { filter: brightness(1.28); }
.brand--footer .brand__logo { height: 46px; }

.nav__links { display: flex; gap: 1.8rem; margin-left: auto; align-items: center; }
.nav__links > a, .nav__item > a {
  font-size: .94rem; font-weight: 500; color: rgba(255,255,255,.9);
  position: relative; transition: color .25s var(--e);
  display: inline-flex; align-items: center; gap: .35rem;
}
.nav.scrolled .nav__links > a, .nav--solid .nav__links > a,
.nav.scrolled .nav__item > a, .nav--solid .nav__item > a { color: var(--ink-soft); }
.nav__links > a::after, .nav__item > a::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 1.5px; width: 0;
  background: var(--accent); transition: width .25s var(--e);
}
.nav__links > a:hover, .nav__item > a:hover { color: var(--accent-bright); }
.nav.scrolled .nav__links > a:hover, .nav--solid .nav__links > a:hover,
.nav.scrolled .nav__item > a:hover, .nav--solid .nav__item > a:hover { color: var(--accent); }
.nav__links > a:hover::after, .nav__item > a:hover::after { width: 100%; }
.nav__links > a.active, .nav__item > a.active { color: #fff; }
.nav.scrolled .nav__links > a.active, .nav--solid .nav__links > a.active,
.nav.scrolled .nav__item > a.active, .nav--solid .nav__item > a.active { color: var(--ink); }
.nav__links > a.active::after, .nav__item > a.active::after { width: 100%; }

/* dropdown */
.nav__item { position: relative; }
.nav__item .caret {
  width: 8px; height: 8px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px); transition: transform .25s var(--e); margin-top: -2px;
}
.nav__sub {
  position: absolute; top: calc(100% + 14px); left: 50%; transform: translate(-50%, 8px);
  min-width: 300px; padding: .6rem;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid var(--line-soft); border-radius: 16px;
  box-shadow: 0 30px 60px -25px rgba(19,26,22,.35);
  opacity: 0; visibility: hidden; transition: opacity .25s var(--e), transform .25s var(--e), visibility .25s;
}
.nav__item:hover .nav__sub, .nav__item:focus-within .nav__sub {
  opacity: 1; visibility: visible; transform: translate(-50%, 0);
}
.nav__item:hover .caret { transform: rotate(225deg) translateY(-2px); }
.nav__sub a {
  display: block; padding: .7rem .9rem; border-radius: 10px;
  font-size: .92rem; font-weight: 500; color: var(--ink);
  transition: background .2s var(--e), color .2s var(--e);
}
.nav__sub a span { display: block; font-size: .8rem; font-weight: 400; color: var(--ink-faint); margin-top: .1rem; }
.nav__sub a:hover { background: var(--accent-soft); color: var(--accent-deep); }
.nav__sub::before { content: ""; position: absolute; top: -14px; left: 0; right: 0; height: 14px; }

.nav__cta { margin-left: .5rem; }
.nav:not(.scrolled):not(.nav--solid) .nav__cta { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.4); backdrop-filter: blur(6px); }
.nav:not(.scrolled):not(.nav--solid) .nav__cta:hover { background: #fff; color: var(--ink); }

.nav__toggle { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; flex-direction: column; gap: 6px; align-items: center; justify-content: center; }
.nav__toggle span { width: 24px; height: 2px; background: #fff; transition: all .3s var(--e); }
.nav.scrolled .nav__toggle span, .nav--solid .nav__toggle span { background: var(--ink); }
.nav__toggle[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); background: #fff; }
.nav__toggle[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); background: #fff; }

/* valikko auki: navin brändi pysyy vaaleana tummaa taustaa vasten */
.nav.menu-open { background: transparent; box-shadow: none; backdrop-filter: none; -webkit-backdrop-filter: none; }
.nav.menu-open .brand { color: #fff; }
.nav.menu-open .brand__mark { color: var(--accent-bright); }
.nav.menu-open .brand__logo { filter: brightness(1.28); }

/* mobile menu */
.mobile-menu {
  position: fixed; inset: 0; z-index: 99; background: var(--bg-deep); color: #fff;
  display: flex; flex-direction: column; justify-content: center; gap: .6rem;
  padding: 0 var(--pad); transform: translateY(-100%); pointer-events: none;
  visibility: hidden;
  transition: transform .5s var(--e), visibility 0s .5s;
}
.mobile-menu.open { transform: translateY(0); pointer-events: auto; visibility: visible; transition-delay: 0s; }
.mobile-menu nav { display: flex; flex-direction: column; gap: .55rem; margin-bottom: 2rem; }
.mobile-menu nav > a { font-family: var(--font-display); font-size: 1.7rem; font-weight: 600; letter-spacing: -.03em; }
.mobile-menu nav > a.active { color: var(--accent-bright); }
.mobile-menu .mobile-menu__group { margin: .2rem 0 .4rem; padding-left: 1rem; border-left: 1px solid rgba(255,255,255,.18); display: flex; flex-direction: column; gap: .45rem; }
.mobile-menu .mobile-menu__group a { font-size: 1.05rem; color: rgba(255,255,255,.82); }
.mobile-menu .mobile-menu__group a.active { color: var(--accent-bright); }
.mobile-menu .btn { background: var(--accent); color: #fff; }

/* ===========================================================
   HERO (etusivu)
   =========================================================== */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 8rem var(--pad) 3rem; overflow: hidden; color: #fff;
}
.hero__media { position: absolute; inset: 0; z-index: -2; }
.hero__media img { width: 100%; height: 112%; object-fit: cover; will-change: transform; }
.hero__scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(8,14,11,.62) 0%, rgba(8,14,11,.3) 30%, rgba(8,14,11,.52) 72%, rgba(8,14,11,.88) 100%),
    radial-gradient(110% 90% at 22% 55%, rgba(8,14,11,.62), transparent 62%);
}
.hero__content { max-width: 980px; margin-inline: auto; width: 100%; position: relative; }
.hero__title {
  font-size: clamp(2.4rem, 6.8vw, 5.4rem);
  font-weight: 700; letter-spacing: -.04em; line-height: .98;
  margin-bottom: 1.6rem; text-wrap: balance;
  color: #fff; text-shadow: 0 2px 40px rgba(6,12,9,.35);
}
/* leikkausvara: overflow-ikkuna ulottuu ala- ja yläpidennysten yli,
   negatiivinen margin pitää rivivälin ennallaan */
.hero__title .line {
  display: block; overflow: hidden;
  padding: .08em .12em .18em .06em;
  margin: -.08em -.12em -.18em -.06em;
}
.hero__title .line > span { display: block; }
.hero__sub {
  font-size: clamp(1.05rem, 1.9vw, 1.3rem); font-weight: 400; max-width: 620px;
  color: rgba(255,255,255,.9); margin-bottom: 2.2rem;
}
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__strip {
  position: relative; margin: clamp(3rem,7vw,5rem) auto 0; max-width: 980px; width: 100%;
  display: flex; align-items: center; gap: 1.4rem; flex-wrap: wrap;
  font-size: .95rem; color: rgba(255,255,255,.85);
}
.hero__strip b { color: #fff; font-weight: 600; }
.hero__strip .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--accent-bright); }
.hero__scroll {
  position: absolute; bottom: 1.8rem; right: var(--pad); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: .6rem;
  font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.75);
}
.hero__scroll i { width: 1px; height: 46px; background: rgba(255,255,255,.45); position: relative; overflow: hidden; }
.hero__scroll i::after { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 40%; background: var(--accent-bright); animation: scrolldn 1.8s var(--e) infinite; }
@keyframes scrolldn { 0% { transform: translateY(-100%); } 100% { transform: translateY(250%); } }

/* hero intro animation (CSS-only, staged) */
.hero__title .line > span { transform: translateY(112%); animation: lineup .95s var(--e) forwards; }
.hero__title .line:nth-child(1) > span { animation-delay: .1s; }
.hero__title .line:nth-child(2) > span { animation-delay: .2s; }
.hero__title .line:nth-child(3) > span { animation-delay: .3s; }
.hero__title .line:nth-child(4) > span { animation-delay: .4s; }
@keyframes lineup { to { transform: translateY(0); } }
.reveal-hero { opacity: 0; transform: translateY(18px); animation: fadeup .8s var(--e) forwards; }
.hero .reveal-hero:nth-of-type(1) { animation-delay: .35s; }
.reveal-hero:nth-of-type(2) { animation-delay: .45s; }
.reveal-hero:nth-of-type(3) { animation-delay: .55s; }
.hero__strip.reveal-hero { animation-delay: .65s; }
@keyframes fadeup { to { opacity: 1; transform: translateY(0); } }
.hero__media img { animation: heroscale 2.4s var(--e) both; }
@keyframes heroscale { from { transform: scale(1.12); } to { transform: scale(1); } }

/* ===========================================================
   PAGE HERO (alasivut)
   =========================================================== */
.page-hero {
  position: relative; min-height: clamp(420px, 58vh, 620px);
  display: flex; align-items: flex-end;
  padding: 9rem 0 clamp(2.5rem, 5vw, 4rem); overflow: hidden; color: #fff;
}
.page-hero__media { position: absolute; inset: 0; z-index: -2; }
.page-hero__media img { width: 100%; height: 100%; object-fit: cover; animation: heroscale 2s var(--e) both; }
.page-hero__scrim {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,14,11,.58) 0%, rgba(8,14,11,.34) 40%, rgba(8,14,11,.85) 100%);
}
.page-hero__content { position: relative; max-width: 820px; }
.page-hero__title {
  font-size: clamp(2.3rem, 5.6vw, 4.4rem); color: #fff; font-weight: 700;
  letter-spacing: -.04em; margin-bottom: 1.1rem; text-wrap: balance;
}
.page-hero__lead { font-size: clamp(1.02rem, 1.7vw, 1.22rem); color: rgba(255,255,255,.9); max-width: 620px; }
.page-hero .crumbs {
  display: flex; gap: .6rem; align-items: center; flex-wrap: wrap;
  font-size: .82rem; letter-spacing: .08em; text-transform: uppercase;
  color: rgba(255,255,255,.72); margin-bottom: 1.3rem; font-weight: 500;
}
.page-hero .crumbs a:hover { color: var(--accent-bright); }
.page-hero__note {
  margin-top: 1.4rem; max-width: 620px;
  font-size: .93rem; color: rgba(255,255,255,.7);
}
.page-hero__note a {
  color: #fff; font-weight: 600; border-bottom: 1px solid rgba(255,255,255,.4);
  padding-bottom: 1px; transition: border-color .25s var(--e), color .25s var(--e);
}
.page-hero__note a:hover { color: var(--accent-bright); border-color: var(--accent-bright); }
.page-hero__note a i {
  display: inline-block; width: 9px; height: 9px; margin-left: .3rem;
  border-top: 1.5px solid currentColor; border-right: 1.5px solid currentColor;
  transform: rotate(45deg) translate(-1px, 1px);
}
.page-hero .crumbs .sep { color: rgba(255,255,255,.4); }
.page-hero__content > * { opacity: 0; transform: translateY(18px); animation: fadeup .8s var(--e) forwards; }
.page-hero__content > *:nth-child(1) { animation-delay: .1s; }
.page-hero__content > *:nth-child(2) { animation-delay: .2s; }
.page-hero__content > *:nth-child(3) { animation-delay: .3s; }

/* ===========================================================
   MEDIA-KEHYKSET
   =========================================================== */
.ph { position: relative; }
/* media-taustat pysyvät absoluuttisina vaikka niissä on .ph */
.hero__media.ph, .page-hero__media.ph, .cta__media.ph, .feature-ref__media.ph { position: absolute; inset: 0; }

/* korostettu päätöslause tekstiosion lopussa */
.quote-line {
  margin-top: 1.6rem; padding-left: 1.1rem;
  border-left: 2px solid var(--accent);
  font-family: var(--font-display);
  font-size: 1.12rem; font-weight: 500; letter-spacing: -.015em;
  line-height: 1.45; color: var(--ink);
}

/* ===========================================================
   STATS STRIP
   =========================================================== */
.stats { margin-top: -5.5rem; position: relative; z-index: 5; }
.stats__grid {
  border-radius: var(--radius);
  display: grid; grid-template-columns: repeat(3, 1fr);
  padding: clamp(1.8rem, 3.5vw, 2.8rem);
}
.stat { text-align: center; padding: .6rem 1rem; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: 0; top: 18%; height: 64%; width: 1px; background: var(--line); }
.stat__num { font-family: var(--font-display); font-size: clamp(1.9rem, 3.8vw, 2.9rem); font-weight: 700; letter-spacing: -.04em; color: var(--ink); line-height: 1; }
.stat p { margin-top: .6rem; font-size: .9rem; color: var(--ink-soft); }

/* ===========================================================
   INTRO
   =========================================================== */
.intro { padding: clamp(5rem, 11vw, 8.5rem) var(--pad) clamp(2rem,5vw,3rem); text-align: center; max-width: 980px; }
.intro__title { font-size: clamp(1.9rem, 4.2vw, 3.2rem); margin-bottom: 1.6rem; text-wrap: balance; }
.intro__lead { font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--ink-soft); max-width: 700px; margin-inline: auto; }

/* ===========================================================
   SERVICES: 3 kortin nosto
   =========================================================== */
.services { padding: clamp(3rem,7vw,6rem) 0; }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.2rem, 2.4vw, 1.8rem); }
.services__grid--4 { grid-template-columns: repeat(2, 1fr); }
.services__grid--4 .service:last-child { grid-column: auto; }
.service {
  display: flex; flex-direction: column;
  border-radius: var(--radius); overflow: hidden; background: var(--bg-soft);
  border: 1px solid var(--line-soft);
  transition: transform .4s var(--e), box-shadow .4s var(--e);
}
.service:hover { transform: translateY(-6px); box-shadow: 0 40px 70px -40px rgba(19,26,22,.4); }
.service__media { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.service__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--e); }
.service:hover .service__media img { transform: scale(1.06); }
.service__tag {
  position: absolute; bottom: 1rem; left: 1rem;
  background: rgba(255,255,255,.88); backdrop-filter: blur(8px);
  font-size: .74rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  color: var(--accent-deep); padding: .45rem .9rem; border-radius: 999px;
}
.service__body { padding: clamp(1.5rem, 2.4vw, 2.1rem); display: flex; flex-direction: column; flex: 1; }
.service__body h3 { font-size: clamp(1.25rem, 2vw, 1.55rem); margin-bottom: .7rem; }
.service__body p { color: var(--ink-soft); margin-bottom: 1.4rem; font-size: .96rem; flex: 1; }

/* ===========================================================
   FEATURED REFERENCE: tumma nosto
   =========================================================== */
.feature-ref { position: relative; padding: clamp(5rem, 11vw, 9rem) 0; color: #fff; overflow: hidden; }
.feature-ref__media { position: absolute; inset: 0; z-index: -1; }
.feature-ref__media img { width: 100%; height: 100%; object-fit: cover; }
.feature-ref__scrim { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(8,14,11,.92) 25%, rgba(8,14,11,.55) 70%, rgba(8,14,11,.4)); }
.feature-ref__content { max-width: 720px; position: relative; }
.feature-ref__title { color: #fff; font-size: clamp(1.9rem, 4.4vw, 3.4rem); margin-bottom: 1.2rem; text-wrap: balance; }
.feature-ref__text { color: rgba(255,255,255,.85); font-size: 1.08rem; max-width: 560px; margin-bottom: 2.4rem; }
.feature-ref__figures { display: flex; gap: clamp(1.6rem, 4vw, 3.4rem); flex-wrap: wrap; margin-bottom: 2.6rem; }
.figure__num {
  font-family: var(--font-display); font-size: clamp(2.1rem, 4.6vw, 3.6rem);
  font-weight: 700; letter-spacing: -.04em; line-height: 1; color: var(--accent-bright);
}
.figure__label { display: block; margin-top: .5rem; font-size: .88rem; color: rgba(255,255,255,.75); }

/* ===========================================================
   USP: Miksi Cleaner Future
   =========================================================== */
.usp { padding: clamp(4rem,9vw,7rem) 0; background: var(--bg-soft); }
.usp__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1rem, 2vw, 1.6rem); }
.usp-card {
  background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: clamp(1.5rem, 2.4vw, 2rem);
  transition: transform .4s var(--e), box-shadow .4s var(--e), border-color .4s var(--e);
}
.usp-card:hover { transform: translateY(-4px); border-color: var(--line); box-shadow: 0 30px 50px -38px rgba(19,26,22,.45); }
.usp-card__icon {
  width: 48px; height: 48px; border-radius: var(--radius-md);
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center; margin-bottom: 1.2rem;
}
.usp-card__icon svg { width: 24px; height: 24px; stroke-width: 1.5; }
.usp-card h3 { font-size: 1.12rem; margin-bottom: .55rem; }
.usp-card p { color: var(--ink-soft); font-size: .93rem; }

/* ===========================================================
   GALLERY: työ ja osaaminen kuvina
   =========================================================== */
.gallery { padding: clamp(4rem,9vw,7rem) 0; }
.gallery__grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(.9rem, 1.6vw, 1.3rem); }
.gallery .ph { border-radius: var(--radius); overflow: hidden; }
.gallery .ph img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--e); }
.gallery .ph:hover img { transform: scale(1.05); }
.gallery .ph--a { grid-column: span 7; aspect-ratio: 16/10; }
.gallery .ph--b { grid-column: span 5; aspect-ratio: 5/4; }
.gallery .ph--c { grid-column: span 4; aspect-ratio: 4/3.4; }
.gallery .ph--half { grid-column: span 6; aspect-ratio: 16/9; }
.gallery .ph::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, transparent 55%, rgba(8,14,11,.62));
}
.gallery .ph__cap {
  position: absolute; left: 1.1rem; bottom: 1rem; z-index: 2; color: #fff;
  font-size: .88rem; font-weight: 500; letter-spacing: -.01em;
}

/* ===========================================================
   CONTENT BLOCKS (palvelusivut)
   =========================================================== */
.block { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.block--soft { background: var(--bg-soft); }
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.duo .ph { border-radius: var(--radius); overflow: hidden; }
.duo .ph img { width: 100%; aspect-ratio: 4/3.2; object-fit: cover; }
.duo__text .section-title { margin-bottom: 1.2rem; }
.duo__text p { color: var(--ink-soft); margin-bottom: 1rem; }
.duo__text p:last-of-type { margin-bottom: 0; }
.duo__text .benefits { margin-top: 1.4rem; }

/* checklist */
.benefits { display: grid; gap: .85rem; }
.benefits li { position: relative; padding-left: 2rem; font-weight: 500; color: var(--ink); }
.benefits li::before {
  content: ""; position: absolute; left: 0; top: .3em;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%232c7666' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 12px no-repeat;
}
.benefits li span { display: block; font-weight: 400; color: var(--ink-soft); font-size: .92rem; }

/* audience / kenelle -kortit */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 2vw, 1.5rem); }
.cards-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(1rem, 2vw, 1.5rem); }
.mini-card {
  background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: clamp(1.4rem, 2.2vw, 1.9rem);
  transition: transform .35s var(--e), box-shadow .35s var(--e);
}
.block--soft .mini-card { background: #fff; }
.block:not(.block--soft) .mini-card { background: var(--bg-soft); }
.mini-card:hover { transform: translateY(-4px); box-shadow: 0 30px 50px -38px rgba(19,26,22,.4); }
.mini-card h3 { font-size: 1.1rem; margin-bottom: .5rem; }
.mini-card p { color: var(--ink-soft); font-size: .93rem; }
.mini-card .benefits { margin-top: .7rem; }
.mini-card__icon {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center; margin-bottom: 1.1rem;
}
.mini-card__icon svg { width: 22px; height: 22px; stroke-width: 1.5; }

/* ===========================================================
   PROCESS
   =========================================================== */
.process { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.process__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1.2rem, 2.5vw, 2rem); }
.process__grid--3 { grid-template-columns: repeat(3, 1fr); }
.step { padding: 1.8rem 1.3rem 0; border-top: 2px solid var(--line); position: relative; }
.step::after { content: ""; position: absolute; top: -2px; left: 0; width: 0; height: 2px; background: var(--accent); transition: width .8s var(--e) .2s; }
.step.in::after { width: 46px; }
.step__no { font-size: .9rem; font-weight: 700; color: var(--accent); letter-spacing: .04em; }
.step h3 { font-size: 1.22rem; margin: .8rem 0 .55rem; }
.step p { color: var(--ink-soft); font-size: .95rem; }

/* ===========================================================
   REFERENSSIT: kokolaajuiset case-esittelyt
   =========================================================== */
.case { padding: clamp(3.6rem, 8vw, 6.4rem) 0; }
.case--soft { background: var(--bg-soft); }
.case__head { max-width: 860px; margin-bottom: clamp(1.8rem, 4vw, 2.8rem); }
.case__title { font-size: clamp(1.8rem, 3.8vw, 2.9rem); margin: .9rem 0 .7rem; text-wrap: balance; }
.case__sub {
  font-family: var(--font-display); font-weight: 500; letter-spacing: -.015em;
  font-size: clamp(1.05rem, 1.9vw, 1.35rem); color: var(--accent-deep);
}
.case__media { border-radius: var(--radius); overflow: hidden; aspect-ratio: 21/9; margin-bottom: clamp(1.8rem, 4vw, 2.8rem); }
.case__media img { width: 100%; height: 100%; object-fit: cover; }
.case__grid { display: grid; grid-template-columns: 1.55fr 1fr; gap: clamp(1.8rem, 4.5vw, 4rem); align-items: start; }
.case__body > p { color: var(--ink-soft); margin-bottom: 1.05rem; }
.case__body > p:first-child { font-size: 1.06rem; color: var(--ink); }
.case__body h3 {
  font-size: 1.18rem; margin: 1.7rem 0 .55rem;
  padding-top: 1.3rem; border-top: 1px solid var(--line-soft);
}
.case__body ul { margin: .2rem 0 1.05rem; display: flex; flex-direction: column; gap: .35rem; }
.case__body ul li { position: relative; padding-left: 1.55rem; color: var(--ink-soft); }
.case__body ul li::before {
  content: ""; position: absolute; left: .15rem; top: .62em;
  width: 9px; height: 5px; border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}
.case__quote {
  margin-top: 1.6rem; padding: 1.3rem 1.4rem;
  background: var(--accent-soft); border-left: 3px solid var(--accent); border-radius: 0 12px 12px 0;
  font-family: var(--font-serif); font-style: italic; font-size: 1.12rem; color: var(--ink); line-height: 1.5;
}
.case__quote cite { display: block; margin-top: .7rem; font-family: var(--font); font-style: normal; font-weight: 600; font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); }
.case__facts {
  position: sticky; top: 96px;
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(1.3rem, 2.2vw, 1.8rem);
  box-shadow: 0 24px 50px -38px rgba(19,26,22,.4);
}
.case--soft .case__facts { background: #fff; }
.case__facts h4 {
  font-size: .78rem; letter-spacing: .14em; text-transform: uppercase;
  font-family: var(--font); font-weight: 600; color: var(--accent);
  margin-bottom: .9rem;
}
.case__facts dl { display: flex; flex-direction: column; }
.case__facts dl > div { padding: .65rem 0; border-bottom: 1px solid var(--line-soft); }
.case__facts dl > div:last-child { border-bottom: 0; }
.case__facts dt { font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); font-weight: 600; margin-bottom: .15rem; }
.case__facts dd { margin: 0; font-weight: 500; color: var(--ink); font-size: .97rem; }

/* ===========================================================
   CTA
   =========================================================== */
.cta { position: relative; padding: clamp(5rem,12vw,9rem) 0; color: #fff; overflow: hidden; }
.cta__media { position: absolute; inset: 0; z-index: -1; }
.cta__media img { width: 100%; height: 100%; object-fit: cover; }
.cta__scrim { position: absolute; inset: 0; background: linear-gradient(120deg, rgba(8,14,11,.88), rgba(8,14,11,.5)); }
.cta__content { text-align: center; max-width: 760px; }
.cta__title { font-size: clamp(2.1rem, 5vw, 3.6rem); margin-bottom: 1rem; color: #fff; text-wrap: balance; }
.cta__sub { font-size: 1.12rem; color: rgba(255,255,255,.88); margin-bottom: 2rem; max-width: 560px; margin-inline: auto; }
.cta__actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.cta__title + .cta__actions { margin-top: 2rem; }

/* ===========================================================
   CONTACT: lomake + yhteystiedot
   =========================================================== */
.contact { padding: clamp(4rem,9vw,7.5rem) 0; background: var(--bg-soft); }
.contact__grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.contact__info h2 { font-size: clamp(1.8rem, 3.6vw, 2.7rem); margin-bottom: 1.1rem; }
.contact__info > p { color: var(--ink-soft); margin-bottom: 2rem; max-width: 440px; }
.contact__rows { display: grid; gap: 1.1rem; }
.contact__row { display: flex; gap: 1rem; align-items: flex-start; }
.contact__row-icon {
  width: 44px; height: 44px; flex: none; border-radius: var(--radius-md);
  background: #fff; border: 1px solid var(--line-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
}
.contact__row-icon svg { width: 20px; height: 20px; stroke-width: 1.5; }
.contact__row b { display: block; font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-faint); font-weight: 600; margin-bottom: .15rem; }
.contact__row a { font-weight: 500; }
.contact__row a:hover { color: var(--accent); }

/* yhteyshenkilöt kuvineen */
.people { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(.9rem, 1.6vw, 1.3rem); }
.people--contact { grid-template-columns: 1fr; margin-top: 2rem; }
.person {
  background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: clamp(1.1rem, 2vw, 1.5rem);
  display: flex; gap: 1.1rem; align-items: flex-start;
}
.person__photo {
  width: 66px; height: 66px; border-radius: 50%; object-fit: cover; flex: none;
  border: 1px solid var(--line);
}
.person__role { font-size: .74rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: .35rem; }
.person h3 { font-size: 1.08rem; margin-bottom: .45rem; }
.person a { display: block; font-size: .92rem; font-weight: 500; color: var(--ink-soft); transition: color .25s var(--e); word-break: break-word; }
.person a:hover { color: var(--accent); }

.form {
  background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: clamp(1.6rem, 3vw, 2.4rem);
  box-shadow: 0 30px 60px -45px rgba(19,26,22,.4);
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form__field { margin-bottom: 1rem; }
.form__field label { display: block; font-size: .84rem; font-weight: 600; margin-bottom: .4rem; color: var(--ink); }
.form__field input, .form__field select, .form__field textarea {
  width: 100%; padding: .85rem 1rem;
  border: 1px solid var(--line); border-radius: var(--radius-md);
  font: inherit; font-size: .95rem; color: var(--ink); background: #fff;
  transition: border-color .2s var(--e);
}
.form__field input:focus, .form__field select:focus, .form__field textarea:focus {
  outline: none; border-color: var(--accent);
}
.form__field textarea { min-height: 130px; resize: vertical; }
.form__hint { font-size: .8rem; color: var(--ink-faint); margin-top: .8rem; }
.form__error { display: none; font-size: .8rem; color: #b3261e; margin-top: .8rem; }
.form__error.show { display: block; }
.form__error a { color: inherit; text-decoration: underline; }
.form__success {
  display: none; text-align: center; padding: 2.5rem 1rem;
}
.form__success.show { display: block; }
.form__success .tick {
  width: 56px; height: 56px; border-radius: 50%; margin: 0 auto 1.2rem;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
}
.form__success h3 { margin-bottom: .5rem; }
.form__success p { color: var(--ink-soft); font-size: .95rem; }

/* ===========================================================
   FOOTER
   =========================================================== */
.footer { background: var(--bg-deep); color: rgba(255,255,255,.7); padding: clamp(4rem,8vw,6rem) 0 2.5rem; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2.5rem; }
.brand--footer { color: #fff; }
.brand--footer .brand__mark { color: var(--accent-bright); }
.footer__tagline { margin: 1.2rem 0 1.6rem; max-width: 300px; font-size: .96rem; }
.footer__col h4 { color: #fff; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 1.1rem; font-weight: 600; font-family: var(--font); }
.footer__col a, .footer__col span { display: block; font-size: .95rem; margin-bottom: .5rem; transition: color .25s var(--e); }
.footer__col a:hover { color: var(--accent-bright); }
.footer__label { font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-faint); margin: 1.1rem 0 .5rem; }
.footer__bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  margin-top: clamp(2.5rem,5vw,4rem); padding-top: 1.6rem;
  border-top: 1px solid rgba(255,255,255,.1); font-size: .85rem; color: var(--ink-faint);
}
.footer__bottom a { color: rgba(255,255,255,.55); }
.footer__bottom a:hover { color: var(--accent-bright); }

/* ===========================================================
   REVEAL ON SCROLL (IntersectionObserver, ks. main.js)
   =========================================================== */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--e), transform .8s var(--e); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal:nth-child(2) { transition-delay: .06s; }
.reveal:nth-child(3) { transition-delay: .12s; }
.reveal:nth-child(4) { transition-delay: .18s; }
html.no-js .reveal { opacity: 1; transform: none; }

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width: 1080px) {
  .services__grid { grid-template-columns: 1fr 1fr; }
  .service:last-child { grid-column: 1 / -1; }
  .usp__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 980px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: flex; z-index: 101; position: relative; margin-left: auto; }
  .stats__grid { grid-template-columns: 1fr 1fr; gap: 1rem 0; }
  .stat:nth-child(3)::before, .stat:nth-child(2n+1)::before { display: none; }
  .stat:nth-child(n+3) { padding-top: 1.4rem; }
  .stat:nth-child(3) { grid-column: 1 / -1; }
  .duo, .contact__grid { grid-template-columns: 1fr; }
  .duo--flip .ph { order: -1; }
  .process__grid, .process__grid--3 { grid-template-columns: 1fr 1fr; }
  .case__grid { grid-template-columns: 1fr; }
  .case__facts { position: static; }
  .case__media { aspect-ratio: 16/9; }
  .cards-3 { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer__brand { grid-column: 1 / -1; }
  .gallery .ph--a, .gallery .ph--b, .gallery .ph--c, .gallery .ph--half { grid-column: span 6; }
}
@media (max-width: 620px) {
  .brand__logo { height: 34px; }
  .brand--footer .brand__logo { height: 40px; }
  .hero { padding: 7rem var(--pad) 4.5rem; }
  .hero__strip { flex-direction: column; align-items: flex-start; gap: .45rem; margin-top: 2.4rem; }
  .hero__strip .dot { display: none; }
  .hero__scroll { display: none; }
  .stats { margin-top: -2rem; }
  .services__grid { grid-template-columns: 1fr; }
  .service:last-child { grid-column: auto; }
  .usp__grid { grid-template-columns: 1fr; }
  .cards-3, .cards-2 { grid-template-columns: 1fr; }
  .process__grid, .process__grid--3 { grid-template-columns: 1fr; }
  .case__media { aspect-ratio: 4/3; }
  .footer__grid { grid-template-columns: 1fr; }
  .section-head--row { align-items: flex-start; }
  .btn { width: 100%; }
  .hero__actions, .cta__actions { width: 100%; }
  .form__row { grid-template-columns: 1fr; }
  .gallery .ph--a, .gallery .ph--b, .gallery .ph--c, .gallery .ph--half { grid-column: span 12; }
  .feature-ref__figures { gap: 1.4rem 2rem; }
}

/* ===========================================================
   REDUCED MOTION
   =========================================================== */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .hero__title .line > span { transform: none !important; }
  .reveal-hero, .page-hero__content > * { opacity: 1 !important; transform: none !important; }
}