:root {
  --color-primary: #0F172A;
  --color-secondary: #334155;
  --color-accent: #0369A1;
  --color-neutral-dark: #020617;
  --color-neutral-light: #F8FAFC;
  --color-border: rgba(2, 6, 23, 0.12);
  --font-heading: 'Lora', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-card: 24px;
  --radius-small: 8px;
  --shadow-card: 0 30px 60px -30px rgba(2, 6, 23, 0.25);
}

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-primary);
  background: var(--color-neutral-light);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font: inherit; cursor: pointer; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* === Typography === */
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-primary); font-weight: 600; line-height: 1.2; margin: 0 0 .75rem; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.25rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1rem; color: var(--color-secondary); }
.eyebrow { text-transform: uppercase; font-size: .8rem; letter-spacing: .14em; color: var(--color-accent); font-weight: 600; margin-bottom: 1rem; }

/* === Layout === */
.container { width: 100%; max-width: 1160px; margin-inline: auto; padding-inline: 1.25rem; }
.container.narrow { max-width: 760px; }
.section { padding-block: 3.5rem; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 2.5rem; }
.section-head p { color: var(--color-secondary); }

@media (min-width: 768px) {
  .section { padding-block: 5rem; }
}

/* === Header === */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(248, 250, 252, 0.92);
  backdrop-filter: saturate(1.2) blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: .9rem; }
.logo { display: inline-flex; align-items: center; }
.logo img { height: 72px; width: auto; }
@media (min-width: 768px) { .logo img { height: 96px; } }

.nav-toggle { display: inline-flex; background: transparent; border: 0; color: var(--color-primary); padding: .25rem; }
.primary-nav { display: none; }
.primary-nav a { color: var(--color-primary); font-weight: 500; font-size: .95rem; padding: .4rem .1rem; }
.primary-nav a:hover { color: var(--color-accent); text-decoration: none; }
.primary-nav a[aria-current="page"] { color: var(--color-accent); }
.primary-nav .nav-cta { background: var(--color-primary); color: var(--color-neutral-light); padding: .6rem 1.1rem; border-radius: 999px; }
.primary-nav .nav-cta:hover { background: var(--color-accent); }
.primary-nav.is-open { display: flex; flex-direction: column; gap: .5rem; position: absolute; top: 100%; left: 0; right: 0; background: var(--color-neutral-light); padding: 1.25rem 1.5rem 1.5rem; border-bottom: 1px solid var(--color-border); box-shadow: 0 20px 30px -20px rgba(0,0,0,.2); }

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .primary-nav { display: flex !important; position: static; flex-direction: row; align-items: center; gap: 1.75rem; padding: 0; background: transparent; box-shadow: none; border: 0; }
}

/* === Buttons === */
.btn { display: inline-block; padding: .95rem 1.6rem; border-radius: 999px; font-weight: 600; font-size: 1rem; border: 2px solid transparent; transition: transform .15s ease, background .2s ease, color .2s ease; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--color-primary); color: var(--color-neutral-light); }
.btn-primary:hover { background: var(--color-accent); }
.btn-accent { background: var(--color-accent); color: var(--color-neutral-light); }
.btn-accent:hover { background: var(--color-primary); }

/* === Hero-card === */
.hero { padding-block: 2.5rem 1rem; background: linear-gradient(180deg, rgba(3, 105, 161, 0.06), rgba(248, 250, 252, 0)); }
.hero-card__card {
  max-width: 880px;
  margin-inline: auto;
  padding: 2.25rem 1.5rem;
  background: var(--color-neutral-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  text-align: left;
}
.hero-card__card h1 { max-width: 22ch; }
.hero-sub { font-size: 1.1rem; color: var(--color-secondary); max-width: 52ch; margin-bottom: 1.5rem; }
.hero-actions { margin-bottom: 2rem; }
.hero-card__figure { margin: 0; }
.hero-card__figure img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: var(--radius-small); }

@media (min-width: 768px) {
  .hero { padding-block: 4.5rem 2rem; }
  .hero-card__card { padding: 3.5rem 3.5rem 3rem; }
}

/* === Intro paragraph === */
.section--intro h2 { text-align: center; max-width: 24ch; margin-inline: auto; }
.section--intro p { font-size: 1.075rem; text-align: left; }
@media (min-width: 768px) {
  .section--intro p { font-size: 1.125rem; line-height: 1.75; }
}
.lede { font-size: 1.05rem; color: var(--color-secondary); margin-bottom: 1.75rem; }

/* === Grid === */
.grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 700px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* === Cards === */
.card {
  background: var(--color-neutral-light);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 20px 40px -25px rgba(2,6,23,.25); }
.card-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px;
  background: rgba(3, 105, 161, 0.1); color: var(--color-accent);
  margin-bottom: .5rem;
}
.card h3 { color: var(--color-primary); }
.card p { color: var(--color-secondary); margin-bottom: 0; }
.card--service { padding: 2rem; }

/* === Gallery / Projects === */
.gallery .project figure { margin: 0 0 1rem; border-radius: 14px; overflow: hidden; border: 1px solid var(--color-border); }
.gallery .project img { aspect-ratio: 4/3; object-fit: cover; width: 100%; transition: transform .5s ease; }
.gallery .project:hover img { transform: scale(1.03); }
.gallery .project h3 { margin-top: .25rem; }

/* === Testimonial === */
.section--quote { padding-block: 3rem; }
.testimonial {
  margin: 0; padding: 2.25rem 1.5rem; text-align: center;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.testimonial p { font-family: var(--font-heading); font-size: 1.3rem; line-height: 1.5; color: var(--color-primary); font-style: italic; max-width: 52ch; margin: 0 auto 1rem; }
.testimonial cite { font-style: normal; font-size: .95rem; color: var(--color-accent); font-weight: 600; letter-spacing: .04em; }
@media (min-width: 768px) {
  .testimonial { padding: 3rem 2rem; }
  .testimonial p { font-size: 1.5rem; }
}

/* === CTA band === */
.cta-band { background: var(--color-primary); color: var(--color-neutral-light); padding-block: 4rem; margin-block: 1rem; }
.cta-band__inner { text-align: center; }
.cta-band h2 { color: var(--color-neutral-light); }
.cta-band p { color: rgba(248, 250, 252, 0.85); font-size: 1.1rem; margin-bottom: 1.5rem; }

/* === Contact band (about page) === */
.section--contactband { padding-block: 3rem; }
.contact-band { text-align: center; padding: 2.5rem; background: var(--color-neutral-light); border: 1px solid var(--color-border); border-radius: 20px; }
.contact-band p { font-size: 1.05rem; }

/* === FAQ === */
.faq details {
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  margin-bottom: .75rem;
  background: var(--color-neutral-light);
}
.faq summary {
  cursor: pointer; list-style: none;
  font-weight: 600; color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 1.5rem; color: var(--color-accent); transition: transform .2s ease; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin-top: .75rem; margin-bottom: 0; }

/* === Form === */
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; margin-top: 1.5rem; }
.form-row { display: flex; flex-direction: column; gap: .4rem; }
.form-row label { font-weight: 600; color: var(--color-primary); font-size: .95rem; }
.form-row input, .form-row textarea, .form-row select {
  font: inherit;
  padding: .8rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-neutral-light);
  color: var(--color-primary);
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: 2px solid var(--color-accent); outline-offset: 1px; border-color: var(--color-accent);
}
.form-consent { display: flex; gap: .6rem; align-items: flex-start; font-size: .9rem; color: var(--color-secondary); line-height: 1.5; }
.form-consent input { margin-top: .2rem; }
.form-success { margin-top: 1rem; color: var(--color-accent); font-weight: 600; }

/* === Footer === */
.site-footer { background: var(--color-neutral-dark); color: var(--color-neutral-light); padding: 3.5rem 0 1.5rem; margin-top: 3rem; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2.25rem; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.2fr 1fr 1.2fr; } }
.site-footer h3 { color: var(--color-neutral-light); font-size: 1rem; margin-bottom: 1rem; }
.site-footer address, .site-footer p, .site-footer a { color: rgba(248, 250, 252, 0.75); font-style: normal; font-size: .95rem; line-height: 1.7; }
.site-footer a:hover { color: var(--color-neutral-light); }
.footer-tag { font-family: var(--font-heading); font-style: italic; color: rgba(248, 250, 252, 0.75); }
.logo--footer img { filter: brightness(0) invert(1); height: 64px; }
.footer-nav { display: flex; flex-direction: column; gap: .4rem; }
.footer-nav a { color: rgba(248, 250, 252, 0.75); }
.footer-legal { margin-top: 1rem; font-size: .85rem; }
.footer-copy { text-align: center; margin: 2.5rem 0 0; padding-top: 1.5rem; border-top: 1px solid rgba(248, 250, 252, 0.12); font-size: .85rem; color: rgba(248, 250, 252, 0.55); }

/* === Cookie banner === */
.cookie-banner {
  position: fixed; left: 1rem; right: 1rem; bottom: 1rem;
  display: none; z-index: 9999;
  background: var(--color-neutral-dark); color: var(--color-neutral-light);
  padding: 1.25rem 1.5rem; border-radius: 14px;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,.45);
  max-width: 640px; margin-inline: auto;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { color: rgba(248, 250, 252, 0.85); margin-bottom: 1rem; font-size: .95rem; }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.cookie-banner__actions button {
  padding: .55rem 1rem; border-radius: 999px; border: 1px solid rgba(248,250,252,.25);
  background: transparent; color: var(--color-neutral-light); font-size: .9rem; font-weight: 500;
}
.cookie-banner__actions button[data-cookie-accept] { background: var(--color-accent); border-color: var(--color-accent); }
.cookie-banner__actions button:hover { background: rgba(248,250,252,.1); }
.cookie-banner__actions button[data-cookie-accept]:hover { background: var(--color-primary); border-color: var(--color-primary); }
.cookie-banner__prefs { margin-top: 1rem; display: flex; flex-direction: column; gap: .5rem; padding-top: 1rem; border-top: 1px solid rgba(248,250,252,.15); }
.cookie-banner__prefs label { display: flex; align-items: center; gap: .5rem; font-size: .9rem; color: rgba(248,250,252,.9); }
.cookie-banner__prefs button { align-self: flex-start; margin-top: .5rem; padding: .5rem 1rem; border-radius: 999px; border: 0; background: var(--color-accent); color: var(--color-neutral-light); font-size: .85rem; font-weight: 600; }