/* =============================================
   Studio Vitrine — Base & reset
   ============================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1rem);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* Container réutilisable */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.container--narrow {
  max-width: var(--container-narrow);
}

/* Sections communes */
.section {
  padding-block: var(--space-3xl);
}

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

.section--cta {
  background: linear-gradient(160deg, var(--color-bg-dark) 0%, #002a73 100%);
  color: var(--color-text-light);
}

.section--cta .section__title,
.section--cta .section__intro {
  color: var(--color-text-light);
}

.section--cta .section__intro {
  opacity: 0.85;
}

.section__header {
  margin-bottom: var(--space-2xl);
}

.section__header--center {
  text-align: center;
  max-width: 40rem;
  margin-inline: auto;
  margin-bottom: var(--space-2xl);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.section__intro {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 38rem;
}

.section__header--center .section__intro {
  margin-inline: auto;
}

@media (min-width: 768px) {
  .section {
    padding-block: var(--space-4xl);
  }
}