/* ═══════════════════════════════════════════
   calculmateriaux.fr — Global Stylesheet
   ═══════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Barlow+Condensed:wght@400;600;700;800&family=Barlow:wght@400;500&display=swap');

:root {
  --bg: #F5F2ED;
  --surface: #FFFFFF;
  --ink: #1A1A18;
  --ink-muted: #5A5750;
  --accent: #2D6A2D;
  --accent-light: #E8F2E8;
  --accent-warm: #D4680A;
  --accent-warm-light: #FEF0E3;
  --border: #DEDAD4;
  --mono: 'DM Mono', monospace;
  --head: 'Barlow Condensed', sans-serif;
  --body: 'Barlow', sans-serif;
  --domain: 'VOTRE_DOMAINE.fr'; /* à remplacer */
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--body); background: var(--bg); color: var(--ink); font-size: 16px; line-height: 1.6; }

/* ── NAV ── */
nav {
  background: var(--ink); padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 52px; position: sticky; top: 0; z-index: 100;
}
.nav-logo { display: flex; align-items: center; text-decoration: none; }
.nav-logo-img { height: 36px; width: auto; display: block; }
.nav-logo span { color: #6DC46D; }
.nav-links { display: flex; gap: 24px; list-style: none; }
.nav-links a { color: #ccc; text-decoration: none; font-size: 13px; font-weight: 500; letter-spacing: 0.5px; text-transform: uppercase; transition: color .15s; }
.nav-links a:hover { color: #fff; }
.nav-shop { background: var(--accent-warm); color: #fff !important; padding: 5px 14px; border-radius: 4px; }
.nav-shop:hover { background: #b8560a !important; }
.nav-burger { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; }
.nav-burger span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; }

/* ── AD BANNER ── */
.ad-banner { background: #e8e4de; border-bottom: 1px solid var(--border); text-align: center; padding: 8px; font-size: 12px; color: var(--ink-muted); font-family: var(--mono); }

/* ── BREADCRUMB ── */
.breadcrumb { max-width: 900px; margin: 0 auto; padding: 12px 24px 0; font-size: 13px; color: var(--ink-muted); font-family: var(--mono); }
.breadcrumb a { color: var(--accent); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* ── PAGE HERO ── */
.page-hero { max-width: 900px; margin: 0 auto; padding: 40px 24px 32px; }
.cat-tag { display: inline-block; padding: 3px 10px; border-radius: 2px; font-family: var(--mono); font-size: 11px; font-weight: 500; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 14px; }
.cat-beton { background: #f0f0f0; color: #555; }
.cat-peinture { background: #EFF6FF; color: #2563EB; }
.cat-jardin { background: var(--accent-light); color: var(--accent); }
.cat-mix { background: #FEF9C3; color: #92400E; }
.page-hero h1 { font-family: var(--head); font-size: clamp(32px, 7vw, 58px); font-weight: 800; line-height: 1; letter-spacing: -1px; margin-bottom: 14px; }
.page-hero .subtitle { font-size: 17px; color: var(--ink-muted); max-width: 560px; line-height: 1.5; }

/* ── MAIN LAYOUT ── */
.page-main { max-width: 900px; margin: 0 auto; padding: 0 24px 64px; display: grid; grid-template-columns: 1fr 300px; gap: 32px; align-items: start; }
@media (max-width: 720px) { .page-main { grid-template-columns: 1fr; } }

/* ── CALCULATOR CARD ── */
.calc-main-card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 28px; }
.calc-main-card h2 { font-family: var(--head); font-size: 22px; font-weight: 700; margin-bottom: 20px; color: var(--ink); }

.field-group { margin-bottom: 16px; }
.field-group label { display: block; font-family: var(--mono); font-size: 11px; font-weight: 500; letter-spacing: 1px; text-transform: uppercase; color: var(--ink-muted); margin-bottom: 6px; }
.field-group input, .field-group select {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--border);
  border-radius: 8px; font-size: 16px; font-family: var(--mono);
  color: var(--ink); background: var(--bg); outline: none; transition: border-color .15s;
}
.field-group input:focus, .field-group select:focus { border-color: var(--accent); }
.field-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

.calc-submit {
  width: 100%; padding: 14px; background: var(--accent); color: #fff;
  border: none; border-radius: 8px; font-family: var(--head); font-size: 20px;
  font-weight: 700; letter-spacing: 0.5px; cursor: pointer;
  transition: background .15s, transform .1s; margin-top: 4px;
}
.calc-submit:hover { background: #245924; }
.calc-submit:active { transform: scale(0.98); }

/* ── RESULT ── */
.result-box { display: none; margin-top: 20px; background: var(--accent-light); border: 2px solid #a8d5a8; border-radius: 10px; padding: 20px; }
.result-box.show { display: block; animation: fadeUp .25s ease; }
.result-number { font-family: var(--head); font-size: 36px; font-weight: 800; color: var(--accent); line-height: 1.1; margin-bottom: 6px; }
.result-detail { font-family: var(--mono); font-size: 13px; color: #2d6b2d; line-height: 1.7; margin-bottom: 10px; }
.result-tip { font-size: 13px; color: var(--ink-muted); font-style: italic; padding-top: 10px; border-top: 1px solid #c5e0c5; }
.formula-chip { display: inline-block; background: #fff; border: 1px solid #c5e0c5; border-radius: 4px; padding: 2px 8px; font-family: var(--mono); font-size: 11px; color: var(--ink-muted); margin-top: 8px; }

/* ── SIDEBAR ── */
.sidebar { display: flex; flex-direction: column; gap: 16px; }

.sidebar-etsy {
  background: var(--accent-warm-light); border: 1px solid #f0c89a;
  border-radius: 10px; padding: 18px; text-decoration: none; display: block;
  transition: box-shadow .15s;
}
.sidebar-etsy:hover { box-shadow: 0 4px 16px rgba(212,104,10,.15); }
.sidebar-etsy .etsy-label { font-family: var(--mono); font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--accent-warm); margin-bottom: 8px; display: block; }
.sidebar-etsy h3 { font-family: var(--head); font-size: 18px; font-weight: 700; color: var(--ink); line-height: 1.2; margin-bottom: 6px; }
.sidebar-etsy p { font-size: 13px; color: var(--ink-muted); margin-bottom: 12px; line-height: 1.5; }
.sidebar-etsy .etsy-btn { display: block; text-align: center; background: var(--accent-warm); color: #fff; padding: 9px; border-radius: 6px; font-family: var(--head); font-size: 15px; font-weight: 700; }

.sidebar-related { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 18px; }
.sidebar-related h4 { font-family: var(--head); font-size: 16px; font-weight: 700; margin-bottom: 12px; color: var(--ink); }
.related-links { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.related-links a { font-size: 14px; color: var(--accent); text-decoration: none; display: flex; align-items: center; gap: 6px; }
.related-links a::before { content: '→'; font-family: var(--mono); font-size: 12px; color: var(--ink-muted); }
.related-links a:hover { text-decoration: underline; }

.sidebar-ad { background: #e8e4de; border: 1px dashed #ccc; border-radius: 8px; min-height: 250px; display: flex; align-items: center; justify-content: center; color: var(--ink-muted); font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 1px; }

/* ── SEO CONTENT BLOCK ── */
.seo-block { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 28px; margin-top: 8px; }
.seo-block h2 { font-family: var(--head); font-size: 22px; font-weight: 700; margin-bottom: 14px; }
.seo-block h3 { font-family: var(--head); font-size: 18px; font-weight: 700; margin: 20px 0 8px; color: var(--ink); }
.seo-block p { font-size: 15px; color: var(--ink-muted); margin-bottom: 12px; line-height: 1.7; }
.seo-block ul { padding-left: 20px; color: var(--ink-muted); font-size: 15px; line-height: 1.8; }
.seo-block .formula-box { background: var(--bg); border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: 0 8px 8px 0; padding: 14px 16px; font-family: var(--mono); font-size: 14px; color: var(--ink); margin: 16px 0; }
.seo-block table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 16px 0; }
.seo-block th { background: var(--ink); color: #fff; font-family: var(--head); font-size: 14px; font-weight: 700; padding: 10px 14px; text-align: left; }
.seo-block td { padding: 9px 14px; border-bottom: 1px solid var(--border); }
.seo-block tr:hover td { background: var(--accent-light); }

/* ── ETSY MID BANNER ── */
.etsy-mid-banner {
  background: var(--accent-warm-light); border: 1px solid #f0c89a;
  border-radius: 10px; padding: 20px 24px; display: flex;
  align-items: center; gap: 16px; flex-wrap: wrap; margin: 24px 0;
}
.etsy-mid-banner .icon { font-size: 32px; flex-shrink: 0; }
.etsy-mid-banner-copy h4 { font-family: var(--head); font-size: 20px; font-weight: 700; color: var(--accent-warm); margin-bottom: 2px; }
.etsy-mid-banner-copy p { font-size: 13px; color: var(--ink-muted); }
.etsy-mid-banner .cta { margin-left: auto; background: var(--accent-warm); color: #fff; border-radius: 6px; padding: 10px 20px; font-family: var(--head); font-size: 15px; font-weight: 700; text-decoration: none; white-space: nowrap; transition: background .15s; }
.etsy-mid-banner .cta:hover { background: #b8560a; }

/* ── AD SLOTS ── */
.ad-slot-h { background: #e8e4de; border: 1px dashed #ccc; border-radius: 8px; height: 90px; display: flex; align-items: center; justify-content: center; color: var(--ink-muted); font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 1px; margin: 24px 0; }

/* ── FOOTER ── */
footer { background: var(--ink); color: #888; padding: 40px 24px 28px; }
.footer-inner { max-width: 900px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.footer-col .footer-logo { font-family: var(--head); font-size: 22px; font-weight: 800; color: #fff; margin-bottom: 8px; }
.footer-col .footer-logo span { color: #6DC46D; }
.footer-col p { font-size: 13px; line-height: 1.6; }
.footer-col h5 { font-family: var(--head); font-size: 14px; font-weight: 700; color: #fff; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 12px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.footer-col ul a { color: #888; text-decoration: none; font-size: 13px; transition: color .15s; }
.footer-col ul a:hover { color: #fff; }
.footer-bottom { max-width: 900px; margin: 0 auto; padding-top: 20px; border-top: 1px solid #333; display: flex; justify-content: space-between; font-size: 12px; flex-wrap: wrap; gap: 8px; }
.footer-bottom a { color: #888; text-decoration: underline; }

/* ── UTILS ── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeUp .5s ease both; }

/* ── RESPONSIVE ── */
@media (max-width: 600px) {
  nav { padding: 0 16px; }
  .nav-links { display: none; }
  .nav-burger { display: flex; }
  .page-hero { padding: 28px 16px 20px; }
  .page-main { padding: 0 16px 40px; }
  .calc-main-card { padding: 20px; }
  .field-row-2, .field-row-3 { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; }
  .etsy-mid-banner { flex-direction: column; }
  .etsy-mid-banner .cta { width: 100%; text-align: center; margin-left: 0; }
}

/* ── BLOC AMAZON AFFILIÉ ── */
.amz-bloc {
  background: var(--surface);
  border: 1px solid #e8d5a0;
  border-left: 4px solid #FF9900;
  border-radius: 0 10px 10px 0;
  padding: 18px 20px;
  margin: 20px 0;
}
.amz-bloc-title {
  font-family: var(--head);
  font-size: 15px;
  font-weight: 700;
  color: #C45500;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.amz-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.amz-link {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-size: 14px;
  color: #0F1111;
  background: #FFF8F0;
  border: 1px solid #F0D9A0;
  border-radius: 6px;
  padding: 8px 12px;
  transition: all .15s;
  line-height: 1.4;
}
.amz-link:hover {
  background: #FFF0D0;
  border-color: #FF9900;
  color: #C45500;
}
.amz-note {
  font-size: 11px;
  color: #888;
  margin-left: 4px;
  font-style: italic;
}
.amz-legal {
  font-size: 10px;
  color: #aaa;
  margin-top: 10px;
  font-style: italic;
}
@media (max-width: 600px) {
  .amz-link { font-size: 13px; }
}