:root {
  --color-primary: #18181B;
  --color-secondary: #3F3F46;
  --color-accent: #2563EB;
  --color-neutral-dark: #09090B;
  --color-neutral-light: #FAFAFA;
  --color-muted: #F4F4F5;
  --color-border: rgba(24,24,27,0.12);
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
}

/* === Base === */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-primary);
  background: var(--color-neutral-light);
  line-height: 1.6;
  -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; }
h1, h2, h3 { font-family: var(--font-heading); font-weight: 600; color: var(--color-neutral-dark); letter-spacing: -0.01em; line-height: 1.2; margin: 0 0 1rem; }
h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.125rem); margin-top: 0; }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1rem; }

/* === Layout: sidebar === */
.layout { display: block; }
.sidebar {
  background: var(--color-neutral-dark);
  color: var(--color-neutral-light);
  padding: 1.25rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 20;
}
.sidebar__header { margin-bottom: 1rem; }
.logo { display: inline-block; }
.logo img { height: 72px; width: auto; display: block; }
.sidebar__toggle {
  background: transparent;
  border: 1px solid rgba(250,250,250,0.35);
  color: var(--color-neutral-light);
  padding: 0.5rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  border-radius: 6px;
  cursor: pointer;
}
.sidebar__list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: none;
  flex-direction: column;
  gap: 0.25rem;
}
.sidebar__list.is-open { display: flex; }
.sidebar__list a {
  display: block;
  padding: 0.6rem 0.75rem;
  color: var(--color-neutral-light);
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.98rem;
}
.sidebar__list a:hover { background: rgba(250,250,250,0.08); text-decoration: none; }
.sidebar__list a[aria-current="page"] { background: var(--color-accent); color: #fff; }
.sidebar__foot { display: none; font-size: 0.8rem; color: rgba(250,250,250,0.6); margin-top: 1.5rem; }

.content { padding: 1.5rem 1rem 0; }

@media (min-width: 900px) {
  .layout { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
  .sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 2rem 1.75rem;
    display: flex;
    flex-direction: column;
  }
  .sidebar__toggle { display: none; }
  .sidebar__list { display: flex !important; margin-top: 2rem; }
  .sidebar__foot { display: block; margin-top: auto; }
  .logo img { height: 96px; }
  .content { padding: 3rem 3rem 0; }
}

/* === Hero === */
.hero { padding: 2rem 0 3rem; max-width: 900px; }
.eyebrow { font-family: var(--font-body); text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.78rem; font-weight: 600; color: var(--color-accent); margin: 0 0 0.75rem; }
.hero__sub { font-size: 1.15rem; color: var(--color-secondary); max-width: 60ch; margin-bottom: 1.75rem; }
.hero__figure { margin: 2rem 0 0; }
.hero__figure img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 8px; }

@media (min-width: 900px) {
  .hero { padding: 3rem 0 4rem; }
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 0.85rem 1.4rem;
  font-weight: 600;
  font-size: 0.98rem;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: var(--font-body);
  transition: transform .15s ease, background .15s ease;
}
.btn--primary { background: var(--color-neutral-dark); color: var(--color-neutral-light); }
.btn--primary:hover { background: var(--color-primary); text-decoration: none; }
.btn--accent { background: var(--color-accent); color: #fff; }
.btn--accent:hover { background: #1d4ed8; text-decoration: none; }

/* === Sections === */
.section { padding: 3rem 0; max-width: 900px; }
.section--muted { max-width: none; margin: 0 -1rem; padding: 3rem 1rem; background: var(--color-muted); }
@media (min-width: 900px) {
  .section { padding: 4rem 0; }
  .section--muted { margin: 0 -3rem; padding: 4rem 3rem; }
}
.section__head { max-width: 720px; margin-bottom: 2rem; }
.section__sub { color: var(--color-secondary); font-size: 1.05rem; margin: 0; }

/* === Grid & cards === */
.grid { display: grid; gap: 1.25rem; }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .grid--2 { grid-template-columns: 1fr 1fr; }
  .grid--3 { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
}
.card {
  background: var(--color-neutral-light);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.5rem;
}
.card h3 { margin-top: 0; }
.card p { margin: 0; color: var(--color-secondary); font-size: 0.98rem; }
a.card-link { color: inherit; display: block; transition: transform .18s ease, box-shadow .18s ease; }
a.card-link:hover { transform: translateY(-2px); box-shadow: 0 12px 30px -18px rgba(0,0,0,0.25); text-decoration: none; }

/* === Testimonial === */
.testimonial { text-align: center; }
.testimonial blockquote {
  margin: 0 auto;
  max-width: 720px;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  line-height: 1.5;
  color: var(--color-primary);
}
.testimonial cite {
  display: block;
  margin-top: 1.25rem;
  font-family: var(--font-body);
  font-style: normal;
  font-size: 0.95rem;
  color: var(--color-secondary);
}

/* === CTA band === */
.cta-band {
  background: var(--color-primary);
  color: var(--color-neutral-light);
  margin: 3rem -1rem;
  padding: 3rem 1rem;
  text-align: center;
}
.cta-band h2 { color: var(--color-neutral-light); }
.cta-band p { color: rgba(250,250,250,0.85); }
.cta-band__inner { max-width: 720px; margin: 0 auto; }
@media (min-width: 900px) {
  .cta-band { margin: 4rem -3rem; padding: 4rem 3rem; }
}

/* === Article detail === */
.article { max-width: 65ch; margin: 2rem auto; padding: 0 0.5rem; }
.article__head { margin-bottom: 1.5rem; }
.article__head h1 { font-size: clamp(2rem, 4vw, 3rem); line-height: 1.15; margin-bottom: 1rem; }
.article__sub { font-size: 1.2rem; color: var(--color-secondary); }
.article__hero { width: 100%; aspect-ratio: 16/9; object-fit: cover; margin: 2rem 0; border-radius: 8px; }
.article p { font-size: 1.1rem; line-height: 1.75; margin: 1.25rem 0; }
.article__foot { margin: 3rem 0 4rem; }
.back-link { font-weight: 500; }

/* === Form === */
.form { max-width: 640px; }
.form__row { display: flex; flex-direction: column; gap: 0.35rem; margin-bottom: 1.1rem; }
.form label { font-weight: 500; font-size: 0.95rem; color: var(--color-primary); }
.form input[type="text"], .form input[type="email"], .form textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: #fff;
  color: var(--color-primary);
}
.form input:focus, .form textarea:focus { outline: 2px solid var(--color-accent); outline-offset: 1px; border-color: var(--color-accent); }
.form-consent { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 0.9rem; color: var(--color-secondary); margin: 0.5rem 0 1.5rem; font-weight: 400; flex-wrap: wrap; }
.form-consent input { margin-top: 0.25rem; }

/* === Footer === */
.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: 3rem;
  padding: 3rem 0 2rem;
  color: var(--color-secondary);
  font-size: 0.92rem;
}
.site-footer__grid { display: grid; grid-template-columns: 1fr; gap: 2rem; max-width: 1100px; }
@media (min-width: 768px) { .site-footer__grid { grid-template-columns: 1.2fr 1fr 1.2fr; } }
.site-footer__brand { font-family: var(--font-heading); font-size: 1.25rem; color: var(--color-primary); margin: 0 0 0.25rem; font-weight: 600; }
.site-footer__nav, .site-footer__legal { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.4rem; }
.site-footer__nav a, .site-footer__legal a { color: var(--color-secondary); }
.site-footer__legal { margin-top: 1rem; }
.site-footer address { font-style: normal; line-height: 1.7; }
.site-footer__copy { margin: 2rem 0 0; font-size: 0.85rem; color: var(--color-secondary); }

/* === 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 1.25rem 1.35rem;
  border-radius: 10px;
  box-shadow: 0 20px 40px -18px rgba(0,0,0,0.5);
  max-width: 640px;
  margin-left: auto;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 0.9rem; font-size: 0.92rem; line-height: 1.5; }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.cookie-banner button {
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.55rem 0.95rem;
  border-radius: 6px;
  border: 1px solid rgba(250,250,250,0.3);
  background: transparent;
  color: var(--color-neutral-light);
  cursor: pointer;
}
.cookie-banner button[data-cookie-accept] { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }
.cookie-banner__prefs { margin-top: 1rem; display: flex; flex-direction: column; gap: 0.5rem; padding-top: 1rem; border-top: 1px solid rgba(250,250,250,0.15); }
.cookie-banner__prefs label { display: flex; gap: 0.5rem; align-items: center; font-size: 0.9rem; }
.cookie-banner__prefs button { align-self: flex-start; margin-top: 0.35rem; background: var(--color-accent); border-color: var(--color-accent); color: #fff; }