/* Healthyanous — feuille de style provisoire.
   Le vrai design system viendra après le brainstorming. */

:root {
  --vert-profond: #1f4d3a;
  --vert-frais: #6ea55c;
  --creme: #faf7f0;
  --encre: #23241f;
  --gris: #6b6f68;
  --bord: #e4ded1;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--creme);
  color: var(--encre);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--vert-profond);
  color: var(--creme);
}

.brand {
  color: var(--creme);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.who { opacity: 0.85; font-size: 0.9rem; }

.link-button {
  background: none;
  border: 1px solid rgba(250, 247, 240, 0.5);
  border-radius: 999px;
  color: var(--creme);
  cursor: pointer;
  font: inherit;
  font-size: 0.85rem;
  padding: 0.25rem 0.9rem;
}

.link-button:hover { background: rgba(250, 247, 240, 0.12); }

.site-main {
  flex: 1;
  width: 100%;
  max-width: 46rem;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.eyebrow {
  color: var(--vert-frais);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin: 0 0 0.5rem;
  text-transform: uppercase;
}

h1 {
  color: var(--vert-profond);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  line-height: 1.15;
  margin: 0 0 1rem;
}

.lead { color: var(--gris); font-size: 1.05rem; max-width: 34rem; }

.auth { max-width: 22rem; margin: 2rem auto; }

.auth-form { display: flex; flex-direction: column; gap: 0.35rem; }

.auth-form label {
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: 0.75rem;
}

.auth-form input {
  border: 1px solid var(--bord);
  border-radius: 8px;
  font: inherit;
  padding: 0.6rem 0.75rem;
}

.auth-form input:focus {
  border-color: var(--vert-frais);
  outline: 2px solid rgba(110, 165, 92, 0.25);
}

.auth-form button {
  background: var(--vert-profond);
  border: none;
  border-radius: 8px;
  color: var(--creme);
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  margin-top: 1.25rem;
  padding: 0.7rem 1rem;
}

.auth-form button:hover { background: #173c2d; }

.error {
  background: #fdecea;
  border-left: 3px solid #c0392b;
  color: #922b21;
  font-size: 0.9rem;
  padding: 0.6rem 0.85rem;
}

.note { color: var(--gris); font-size: 0.8rem; margin-top: 1.5rem; }

.messages { list-style: none; margin: 0 0 1.5rem; padding: 0; }

.messages li {
  background: #fff;
  border-left: 3px solid var(--vert-frais);
  margin-bottom: 0.5rem;
  padding: 0.6rem 0.85rem;
}

.site-footer {
  border-top: 1px solid var(--bord);
  color: var(--gris);
  font-size: 0.8rem;
  padding: 1.5rem;
  text-align: center;
}