:root {
  --bg: #0c0c0c;
  --bg-alt: #151515;
  --card: #1b1b1b;
  --gold: #e3c13a;
  --gold-dim: #b8992c;
  --text: #f2f2f2;
  --text-dim: #b3b3b3;
  --border: #2a2a2a;
  --radius: 10px;
  --maxw: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }

a { color: var(--gold); }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12,12,12,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}

.navbar {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar .logo img {
  height: 42px;
}

.navlinks {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.navlinks a {
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .03em;
  transition: color .2s;
}

.navlinks a:hover { color: var(--gold); }

.nav-cta {
  display: inline-block;
  background: var(--gold);
  color: #0c0c0c;
  padding: 9px 18px;
  border-radius: 30px;
  font-weight: 700;
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
}

.nav-cta:hover { background: var(--gold-dim); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.hamburger span {
  width: 26px;
  height: 2px;
  background: var(--text);
}

/* Hero */
.hero {
  padding: 90px 0 70px;
  background:
    linear-gradient(180deg, rgba(12,12,12,.55), rgba(12,12,12,.9)),
    url("images/kuvaus1.jpg") center/cover no-repeat;
  text-align: center;
}

.hero h1 {
  font-size: clamp(30px, 5vw, 48px);
  margin: 0 0 18px;
  line-height: 1.2;
}

.hero .lead {
  color: var(--gold);
  font-size: clamp(17px, 2.4vw, 22px);
  font-weight: 700;
  max-width: 720px;
  margin: 0 auto 30px;
}

.hero .sub {
  color: var(--text-dim);
  max-width: 680px;
  margin: 0 auto 34px;
  font-size: 16px;
}

.btn-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
}

.btn-primary {
  background: var(--gold);
  color: #0c0c0c;
}
.btn-primary:hover { background: var(--gold-dim); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }

/* Sections */
section { padding: 70px 0; }

.section-alt { background: var(--bg-alt); }

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 44px;
}

.section-head .kicker {
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 13px;
  font-weight: 700;
}

.section-head h2 {
  font-size: clamp(26px, 3.6vw, 34px);
  margin: 8px 0 12px;
}

.section-head p { color: var(--text-dim); margin: 0; }

/* Services grid */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .2s, border-color .2s;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--gold-dim);
}

.card .icon {
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  color: var(--gold);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 14.5px;
}

.tag-highlight {
  display: inline-block;
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  border-radius: 20px;
  padding: 3px 10px;
}

/* Banner strip */
.banner {
  text-align: center;
  padding: 46px 24px;
  background: linear-gradient(90deg, #1a1608, #24200f);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.banner p {
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 700;
  color: var(--gold);
  margin: 0;
  max-width: 800px;
  margin: 0 auto;
}

/* Gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.gallery figure {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  position: relative;
  aspect-ratio: 4/3;
}

.gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s;
}

.gallery figure:hover img { transform: scale(1.06); }

.gallery figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  background: linear-gradient(0deg, rgba(0,0,0,.75), transparent);
  color: #fff;
  font-size: 12.5px;
  padding: 18px 10px 8px;
}

/* Referenssit */
.ref-columns {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
}

.ref-list, .partner-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ref-list li, .partner-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 15.5px;
}

.ref-list li:before {
  content: "— ";
  color: var(--gold);
}

.partner-list li { font-weight: 700; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 44px;
  align-items: center;
}

.contact-photo {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  max-width: 320px;
}

.contact-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.contact-card h3 { margin-top: 0; }

.contact-row {
  display: flex;
  gap: 12px;
  margin: 14px 0;
  font-size: 15.5px;
}

.contact-row span.label {
  color: var(--text-dim);
  min-width: 90px;
}

footer {
  border-top: 1px solid var(--border);
  padding: 34px 0;
  text-align: center;
  color: var(--text-dim);
  font-size: 13.5px;
}

footer a { color: var(--text-dim); }

@media (max-width: 880px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .ref-columns, .contact-grid { grid-template-columns: 1fr; }
  .contact-photo { margin: 0 auto; }
}

@media (max-width: 640px) {
  .navlinks, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .navbar.open .navlinks {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg);
    padding: 20px 24px;
    gap: 18px;
    border-bottom: 1px solid var(--border);
  }
  .navbar.open .nav-cta {
    display: inline-block;
    margin: 20px 24px 0;
  }
  .grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
}