@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500&display=swap');

:root {
  --noir: #0f0f0e;
  --blanc: #f7f5f0;
  --creme: #ede9e0;
  --vert: #1a7a4a;
  --vert-clair: #d4edd9;
  --vert-mid: #2a9e5f;
  --vert-dark: #155f39;
  --gris: #6b6860;
  --gris-clair: #c8c5bc;
  --border: #dedad2;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'DM Sans', sans-serif; background: var(--blanc); color: var(--noir); font-size: 16px; line-height: 1.6; overflow-x: hidden; }

/* NAV */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; display: flex; align-items: center; justify-content: space-between; padding: 18px 48px; background: rgba(247,245,240,0.94); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.nav-logo { font-family: 'DM Serif Display', serif; font-size: 22px; color: var(--noir); text-decoration: none; }
.nav-logo span { color: var(--vert); }
.nav-links { display: flex; gap: 28px; list-style: none; align-items: center; }
.nav-links a { font-size: 14px; color: var(--gris); text-decoration: none; font-weight: 400; transition: color .2s; }
.nav-links a:hover, .nav-links a.active { color: var(--noir); }
.nav-cta { background: var(--vert) !important; color: #fff !important; font-size: 14px !important; font-weight: 500 !important; padding: 9px 20px !important; border-radius: 100px !important; transition: background .2s, transform .15s !important; }
.nav-cta:hover { background: var(--vert-dark) !important; transform: translateY(-1px) !important; }

/* FOOTER */
footer { background: var(--noir); color: rgba(255,255,255,.4); padding: 48px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-brand-name { font-family: 'DM Serif Display', serif; font-size: 20px; color: #fff; margin-bottom: 8px; }
.footer-brand-name span { color: var(--vert-mid); }
.footer-brand-desc { font-size: 13px; line-height: 1.65; color: rgba(255,255,255,.4); max-width: 240px; }
.footer-col h4 { font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: rgba(255,255,255,.6); margin-bottom: 14px; }
.footer-col a { display: block; font-size: 13px; color: rgba(255,255,255,.4); text-decoration: none; margin-bottom: 8px; transition: color .2s; }
.footer-col a:hover { color: rgba(255,255,255,.8); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.08); font-size: 12px; }
.footer-bottom a { color: rgba(255,255,255,.4); text-decoration: none; }

/* BUTTONS */
.btn-primary { background: var(--noir); color: var(--blanc); font-family: 'DM Sans', sans-serif; font-size: 15px; font-weight: 500; padding: 14px 28px; border-radius: 100px; text-decoration: none; transition: transform .15s, background .2s; display: inline-block; border: none; cursor: pointer; }
.btn-primary:hover { transform: translateY(-2px); background: #252520; }
.btn-green { background: var(--vert); color: #fff; font-family: 'DM Sans', sans-serif; font-size: 15px; font-weight: 500; padding: 14px 28px; border-radius: 100px; text-decoration: none; transition: transform .15s, background .2s; display: inline-block; border: none; cursor: pointer; }
.btn-green:hover { transform: translateY(-2px); background: var(--vert-dark); }
.btn-outline { background: transparent; color: var(--gris); font-family: 'DM Sans', sans-serif; font-size: 15px; font-weight: 400; padding: 13px 28px; border-radius: 100px; text-decoration: none; border: 1px solid var(--border); transition: all .2s; display: inline-block; cursor: pointer; }
.btn-outline:hover { border-color: var(--noir); color: var(--noir); }

/* PAGE HEADER */
.page-header { padding: 140px 48px 80px; text-align: center; background: var(--creme); border-bottom: 1px solid var(--border); }
.page-tag { display: inline-block; font-size: 12px; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--vert); margin-bottom: 16px; }
.page-title { font-family: 'DM Serif Display', serif; font-size: clamp(32px, 5vw, 52px); line-height: 1.1; font-weight: 400; letter-spacing: -0.02em; margin-bottom: 16px; }
.page-title em { font-style: italic; color: var(--vert); }
.page-sub { font-size: 17px; color: var(--gris); max-width: 540px; margin: 0 auto; line-height: 1.65; }

/* SECTIONS */
.section { padding: 88px 48px; }
.section-sm { padding: 56px 48px; }
.section-tag { font-size: 12px; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--vert); margin-bottom: 14px; }
h2 { font-family: 'DM Serif Display', serif; font-size: clamp(26px, 4vw, 42px); line-height: 1.15; font-weight: 400; letter-spacing: -0.02em; margin-bottom: 16px; }
h2 em { font-style: italic; color: var(--vert); }
.section-sub { font-size: 17px; color: var(--gris); max-width: 540px; line-height: 1.65; margin-bottom: 48px; }
.container { max-width: 1100px; margin: 0 auto; }

/* FORMS */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 13px; font-weight: 500; color: var(--noir); margin-bottom: 6px; }
.form-input, .form-select, .form-textarea { width: 100%; padding: 12px 16px; border: 1px solid var(--border); border-radius: 10px; font-family: 'DM Sans', sans-serif; font-size: 14px; background: var(--blanc); color: var(--noir); transition: border-color .2s; }
.form-input:focus, .form-select:focus, .form-textarea:focus { outline: none; border-color: var(--vert); }
.form-textarea { min-height: 100px; resize: vertical; line-height: 1.6; }
.form-select { cursor: pointer; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-submit { width: 100%; padding: 14px; background: var(--vert); color: #fff; font-family: 'DM Sans', sans-serif; font-size: 15px; font-weight: 500; border: none; border-radius: 100px; cursor: pointer; transition: background .2s, transform .15s; margin-top: 8px; }
.form-submit:hover { background: var(--vert-dark); transform: translateY(-1px); }
.form-note { font-size: 12px; color: var(--gris); text-align: center; margin-top: 10px; }

/* CARDS */
.card { background: var(--blanc); border: 1px solid var(--border); border-radius: 20px; padding: 32px; }
.card-creme { background: var(--creme); border: 1px solid var(--border); border-radius: 20px; padding: 32px; }

/* ANIMATIONS */
.fade-up { opacity: 0; transform: translateY(20px); transition: opacity .55s ease, transform .55s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* RESPONSIVE */
@media (max-width: 900px) {
  nav { padding: 16px 20px; }
  .nav-links { display: none; }
  .section, .section-sm { padding: 56px 20px; }
  .page-header { padding: 110px 20px 56px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  footer { padding: 40px 20px; }
}