/* ===========================================================
   POLLICE — styles.css
   Tokens : fond #F5F6F2 · encre #16211B · vert #1F6F54 · moutarde #B8862B
   =========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --bg: #F5F6F2;
  --bg-raised: #ECEEE7;
  --ink: #16211B;
  --ink-soft: #4B564E;
  --line: #D9DCD3;
  --green: #1F6F54;
  --green-dark: #16523E;
  --gold: #B8862B;
  --white: #FFFFFF;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --max-w: 1180px;
  --radius: 4px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; }

a { color: var(--green); text-decoration: none; }
a:hover { color: var(--green-dark); }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green);
  display: block;
  margin-bottom: 0.9em;
}

/* Focus visibility (accessibilité) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* ---------- Header ---------- */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 246, 242, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--ink);
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  white-space: nowrap;
  flex-shrink: 0;
  gap: 8px;
}
.logo-icon {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}
.logo span { color: var(--green); }

.brand {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  row-gap: 2px;
  gap: 12px;
}
.tagline {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-soft);
  white-space: nowrap;
}
@media (max-width: 1080px) {
  .tagline { font-size: 0.7rem; }
}
@media (max-width: 480px) {
  .tagline { font-size: 0.62rem; }
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--ink-soft);
  font-size: 0.95rem;
}
.nav-links a:hover { color: var(--green); }

.nav-cta {
  display: inline-block;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn-primary {
  background: var(--green);
  color: var(--white);
}
.btn-primary:hover { background: var(--green-dark); color: var(--white); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--green); color: var(--green); }

/* ---------- Hero ---------- */
.hero {
  padding: 96px 0 72px;
  border-bottom: 1px solid var(--line);
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  max-width: 15ch;
}
.hero .lead {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 46ch;
  margin-bottom: 1.8em;
}
.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-graphic {
  width: 100%;
  height: auto;
}

/* ---------- Sections generic ---------- */
section { padding: 88px 0; }
.section-head {
  max-width: 62ch;
  margin-bottom: 48px;
}
.section-head h1, .section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.section-head p { color: var(--ink-soft); font-size: 1.05rem; }

/* ---------- Offre (cards) ---------- */
.offer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.offer-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
}
.offer-card h3 { font-size: 1.25rem; margin-bottom: 0.3em; }
.offer-price {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--gold);
  display: block;
  margin-bottom: 0.9em;
}
.offer-card p { color: var(--ink-soft); flex-grow: 1; }
.offer-card .for-who {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-top: 14px;
}

/* ---------- Portfolio (réutilise .offer-card) ---------- */
.portfolio-grid { grid-template-columns: repeat(2, 1fr); }

/* ---------- Méthode (signature: flow line) ---------- */
.method {
  background: var(--bg-raised);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.method-flow {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin-top: 40px;
}
.method-flow::before {
  content: "";
  position: absolute;
  top: 22px;
  left: 5%;
  right: 5%;
  height: 2px;
  background: var(--line);
  z-index: 0;
}
.method-flow .flow-progress {
  position: absolute;
  top: 22px;
  left: 5%;
  height: 2px;
  background: var(--green);
  width: 0%;
  z-index: 1;
  transition: width 1.1s ease;
}
.method-step {
  position: relative;
  z-index: 2;
  padding-right: 18px;
}
.method-step .node {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-raised);
  border: 2px solid var(--green);
  margin-bottom: 18px;
}
.method-step .step-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--green);
  display: block;
  margin-bottom: 8px;
}
.method-step h3 { font-size: 1.02rem; margin-bottom: 0.4em; }
.method-step p { font-size: 0.9rem; color: var(--ink-soft); margin-bottom: 0; }

/* ---------- À propos ---------- */
.about .container {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: start;
}
.about-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}
.about-card ul { margin: 0; padding-left: 18px; color: var(--ink-soft); }
.about-card li { margin-bottom: 8px; }

/* ---------- FAQ ---------- */
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
}
.faq-item h3 {
  font-size: 1.05rem;
  font-family: var(--font-body);
  font-weight: 600;
  margin-bottom: 8px;
}
.faq-item p { color: var(--ink-soft); margin-bottom: 0; }

/* ---------- Contact ---------- */
.contact {
  background: var(--ink);
  color: var(--bg);
}
.contact .eyebrow { color: var(--gold); }
.contact .section-head p { color: #C7CFC5; }
.contact .container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
}
.contact-info a { color: var(--bg); text-decoration: underline; }
.contact-info .info-row {
  margin-bottom: 22px;
}
.contact-info .info-row .label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gold);
  display: block;
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

form {
  display: grid;
  gap: 16px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
label {
  font-size: 0.85rem;
  color: #C7CFC5;
  display: block;
  margin-bottom: 6px;
}
input, textarea {
  width: 100%;
  background: #1F2C24;
  border: 1px solid #35443A;
  color: var(--bg);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 0.95rem;
}
input::placeholder, textarea::placeholder { color: #7C8A80; }
textarea { resize: vertical; min-height: 110px; }

.consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: #C7CFC5;
}
.consent input { width: auto; margin-top: 3px; }

.form-note {
  font-size: 0.8rem;
  color: #8FA096;
  margin-top: -6px;
}

/* ---------- Footer ---------- */
footer {
  padding: 40px 0;
  border-top: 1px solid var(--line);
}
footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links a, .footer-note {
  font-size: 0.85rem;
  color: var(--ink-soft);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-graphic { max-width: 320px; margin: 0 auto; }
  .offer-grid, .portfolio-grid { grid-template-columns: 1fr; }
  .about .container { grid-template-columns: 1fr; }
  .contact .container { grid-template-columns: 1fr; }
  .method-flow { grid-template-columns: 1fr; gap: 28px; }
  .method-flow::before, .method-flow .flow-progress { display: none; }
  .method-step { padding-right: 0; padding-left: 18px; border-left: 2px solid var(--line); }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: block; }
  header.open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    padding: 20px 24px;
    border-bottom: 1px solid var(--line);
    gap: 18px;
  }
  header.open .nav-cta {
    display: inline-block;
    margin: 0 24px 20px;
  }
}