/* Prémisse — version sans image de fond */

:root {
  --blue: #0177B4;
  --green: #4CA31E;
  --navy: #122B3C;
  --white: #ffffff;
}

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

html,
body {
  width: 100%;
  min-height: 100%;
}

body {
  min-height: 100vh;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--navy);
  background: var(--white);
  overflow-x: hidden;
}

.top-band {
  width: 100%;
  height: 108px;
  background: linear-gradient(90deg, var(--green) 0%, var(--blue) 100%);
}

.hero {
  min-height: calc(100vh - 198px);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 35px 7vw 1cm;
  background: var(--white);
}

.logo-premisse {
  width: 230px;
  height: auto;
  margin-bottom: 42px;
}

.hero-text {
  width: min(980px, 78vw);
  text-align: center;
}

.hero-text p {
  font-size: clamp(0.95rem, 1.32vw, 1.55rem);
  line-height: 1.34;
  font-weight: 700;
  letter-spacing: -0.015em;
}

.footer {
  min-height: 90px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  padding: 20px 28px;
  border-top: 1px solid rgba(18, 43, 60, 0.12);
  background: var(--white);
}

.footer a {
  color: var(--blue);
  font-weight: 700;
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

@media (max-width: 900px) {
  .top-band {
    height: 92px;
  }

  .hero {
    min-height: calc(100vh - 182px);
    padding: 30px 22px 1cm;
  }

  .logo-premisse {
    width: 170px;
    margin-bottom: 32px;
  }

  .hero-text {
    width: 100%;
  }

  .hero-text p {
    font-size: clamp(0.95rem, 4vw, 1.2rem);
  }

  .footer {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}