:root {
  --color-primary: #7C3AED;
  --color-secondary: #A78BFA;
  --color-accent: #F97316;
  --color-neutral-dark: #4C1D95;
  --color-neutral-light: #FAF5FF;
  --color-text: #1F1235;
  --color-muted: #6B5B8C;
  --color-border: rgba(76, 29, 149, 0.12);
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 20px 60px -30px rgba(76, 29, 149, 0.35);
}

/* === Base === */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: #ffffff;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-neutral-dark);
  line-height: 1.2;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.15rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1rem; }

/* === Layout === */
.container { width: 100%; max-width: 1160px; margin-inline: auto; padding-inline: 1.25rem; }
.narrow { max-width: 720px; }
.center { text-align: center; }

/* === Header === */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: 0.75rem;
  gap: 1rem;
}
.logo { display: inline-flex; align-items: center; }
.logo img { height: 72px; width: auto; display: block; }
.nav-toggle {
  background: none; border: 0; padding: 0.5rem; cursor: pointer;
  color: var(--color-neutral-dark);
}
.primary-nav { display: none; }
.primary-nav a {
  color: var(--color-neutral-dark);
  font-weight: 500;
  padding: 0.5rem 0;
  text-decoration: none;
}
.primary-nav a[aria-current="page"] { color: var(--color-primary); }
.primary-nav.is-open {
  display: flex; flex-direction: column;
  position: absolute; left: 0; right: 0; top: 100%;
  background: #fff;
  padding: 1rem 1.25rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  gap: 0.25rem;
}

@media (min-width: 768px) {
  .logo img { height: 96px; }
  .nav-toggle { display: none; }
  .primary-nav { display: flex; gap: 1.75rem; align-items: center; }
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: 0 12px 30px -12px rgba(124, 58, 237, 0.5); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-accent { background: var(--color-accent); color: #fff; }

/* === Hero (split) === */
.hero { padding-block: 3rem; background: linear-gradient(180deg, var(--color-neutral-light), #fff); }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: center; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 0.75rem;
}
.lede { font-size: 1.15rem; color: var(--color-muted); max-width: 48ch; margin-bottom: 1.75rem; }
.hero-media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
@media (min-width: 900px) {
  .hero { padding-block: 5.5rem; }
  .hero-grid { grid-template-columns: 1fr 1fr; gap: 4rem; }
}

/* === Sections === */
.section { padding-block: 4rem; }
.section-narrow { padding-block: 3.5rem; }
.section-alt { background: var(--color-neutral-light); }
.section-head { margin-bottom: 2.5rem; }
.section-head .sub, .sub { color: var(--color-muted); margin-top: -0.5rem; }
.section-head.center { text-align: center; }

/* === Grids === */
.grid { display: grid; gap: 1.25rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 720px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

/* === Cards === */
.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--color-muted); margin: 0; }
.card .icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--color-neutral-light);
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.card-link { display: block; color: inherit; }
.card-link:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow); }
.card-link h3 { color: var(--color-neutral-dark); }

/* === Quote === */
.quote {
  margin: 0;
  padding: 2rem;
  border-left: 3px solid var(--color-accent);
  background: var(--color-neutral-light);
  border-radius: var(--radius);
  font-family: var(--font-heading);
}
.quote p { font-size: 1.2rem; line-height: 1.5; color: var(--color-neutral-dark); margin: 0 0 1rem; }
.quote cite {
  display: block;
  font-style: normal;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-muted);
}

/* === CTA band === */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark));
  color: #fff;
  padding-block: 4rem;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255, 255, 255, 0.85); margin-bottom: 1.75rem; }

/* === Contact === */
.contact-lines { font-size: 1.05rem; line-height: 1.9; color: var(--color-neutral-dark); }
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-row { display: flex; flex-direction: column; gap: 0.4rem; }
.form-row label { font-weight: 500; font-size: 0.9rem; color: var(--color-neutral-dark); }
.form-row input, .form-row textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: #fff;
  color: var(--color-text);
}
.form-row input:focus, .form-row textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: transparent;
}
.form-consent {
  display: flex; gap: 0.6rem; align-items: flex-start;
  font-size: 0.88rem; color: var(--color-muted);
  margin: 0.5rem 0;
}
.form-consent input { margin-top: 0.2rem; }

/* === Article detail === */
.article-detail {
  max-width: 65ch;
  margin-inline: auto;
  padding: 3rem 1.25rem 4rem;
}
.article-header { margin-bottom: 2rem; }
.article-detail h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: 1.5rem;
}
.article-sub { font-size: 1.25rem; color: var(--color-muted); }
.article-hero-img {
  width: 100%; aspect-ratio: 16 / 9; object-fit: cover;
  border-radius: var(--radius); margin-block: 2rem;
}
.article-detail h2 { font-size: 1.5rem; margin-top: 2rem; }
.article-detail p { font-size: 1.125rem; line-height: 1.75; margin-block: 1.25rem; }
.article-footer { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--color-border); }
.back-link { font-weight: 500; }

/* === Footer === */
.site-footer {
  background: var(--color-neutral-dark);
  color: rgba(255, 255, 255, 0.85);
  padding-block: 3.5rem 1.5rem;
  margin-top: 4rem;
}
.site-footer h3 {
  color: #fff;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.site-footer a { color: rgba(255, 255, 255, 0.85); }
.site-footer a:hover { color: #fff; }
.footer-grid {
  display: grid; grid-template-columns: 1fr; gap: 2.25rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}
@media (min-width: 780px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1.2fr; } }
.footer-logo img { height: 60px; filter: brightness(0) invert(1); }
.tagline { color: rgba(255, 255, 255, 0.7); margin-top: 0.75rem; font-size: 0.95rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.site-footer address { font-style: normal; line-height: 1.75; font-size: 0.95rem; margin-bottom: 1.25rem; }
.legal-links { margin-top: 1rem; font-size: 0.85rem; }
.copyright { padding-top: 1.5rem; font-size: 0.85rem; color: rgba(255, 255, 255, 0.6); }

/* === 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);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: 0 25px 60px -20px rgba(0,0,0,0.4);
  max-width: 520px;
  margin-inline: auto;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 1rem; font-size: 0.92rem; line-height: 1.5; }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.cookie-banner__actions button {
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: transparent;
  color: var(--color-neutral-light);
  cursor: pointer;
}
.cookie-banner__actions 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(255,255,255,0.15);
}
.cookie-banner__prefs label { display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; }
.cookie-banner__prefs button {
  align-self: flex-start;
  margin-top: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 0;
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}