/* ============================================================
   Lewel Labs — feuille de style principale
   Palette et typographie dérivées du logo :
   marine profond, cuivre, papier chaud, serif élégante.
   ============================================================ */

/* ---------- 1. Variables & reset ---------- */
:root {
  --navy-950: #121C31;
  --navy-900: #17233C;
  --navy-800: #1C2B4A;
  --navy-700: #24365C;
  --copper-600: #A96A45;
  --copper-500: #B5794F;
  --copper-400: #C68B62;
  --copper-200: #E4C6AC;
  --copper-100: #F3E7DC;
  --paper: #FAF8F5;
  --white: #FFFFFF;
  --text: #2B3752;
  --muted: #5C6780;
  --line: rgba(28, 43, 74, 0.12);
  --line-strong: rgba(28, 43, 74, 0.22);
  --line-light: rgba(255, 255, 255, 0.14);

  --font-serif: "Cormorant Garamond", "Georgia", serif;
  --font-sans: "Inter", "Segoe UI", system-ui, sans-serif;

  --radius: 10px;
  --shadow-card: 0 20px 45px -22px rgba(23, 35, 60, 0.28);
  --header-h: 76px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  color: var(--text);
  background: var(--paper);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

::selection { background: var(--copper-100); color: var(--navy-900); }

:focus-visible {
  outline: 2px solid var(--copper-500);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 2. Typographie ---------- */
h1, h2, h3 { color: var(--navy-900); }

h1 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2.7rem, 6.5vw, 4.4rem);
  line-height: 1.1;
}

h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2rem, 4vw, 2.9rem);
  line-height: 1.18;
}

h3 { font-size: 1.22rem; font-weight: 600; line-height: 1.35; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .19em;
  text-transform: uppercase;
  color: var(--copper-600);
}

.eyebrow .spark { width: 13px; height: 13px; fill: var(--copper-500); flex: none; }

.eyebrow-light { color: var(--copper-400); }

.lead {
  font-size: 1.13rem;
  color: var(--muted);
  max-width: 620px;
}

/* ---------- 3. Structure ---------- */
.container {
  width: min(1140px, 100% - 3rem);
  margin-inline: auto;
}

.container-narrow { width: min(820px, 100% - 3rem); }

.section { padding: 104px 0; }

.section-white { background: var(--white); border-block: 1px solid var(--line); }

.section-navy {
  background:
    radial-gradient(120% 90% at 50% 0%, rgba(198, 139, 98, 0.08), transparent 55%),
    var(--navy-800);
}

.section-navy h2, .section-navy h3 { color: var(--white); }
.section-navy p { color: rgba(255, 255, 255, 0.78); }

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 60px;
}

.section-head .eyebrow { margin-bottom: 1rem; }

.section-intro { margin-top: 1.1rem; color: var(--muted); }

.section-navy .section-intro { color: rgba(255, 255, 255, 0.72); }

[id] { scroll-margin-top: calc(var(--header-h) + 20px); }

.skip-link {
  position: absolute;
  top: -48px;
  left: 16px;
  z-index: 200;
  background: var(--navy-900);
  color: #fff;
  padding: .6rem 1rem;
  border-radius: 6px;
  transition: top .2s;
}
.skip-link:focus { top: 12px; }

/* Ornement ligne — étoile — ligne (motif du logo) */
.ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.1rem;
}
.ornament span {
  display: block;
  width: 130px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--copper-200));
}
.ornament span:last-child { transform: scaleX(-1); }
.ornament svg { width: 15px; height: 15px; flex: none; }

/* ---------- 4. Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  padding: .92rem 1.6rem;
  border-radius: 8px;
  border: 1px solid transparent;
  font-family: var(--font-sans);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .01em;
  cursor: pointer;
  transition: background-color .22s, border-color .22s, color .22s, transform .22s, box-shadow .22s;
}

.btn .arrow { transition: transform .22s; }
.btn:hover .arrow { transform: translateX(4px); }

.btn-primary {
  background: var(--navy-800);
  color: #fff;
  box-shadow: 0 12px 24px -14px rgba(23, 35, 60, 0.55);
}
.btn-primary:hover { background: var(--navy-950); transform: translateY(-1px); }

.btn-ghost {
  border-color: var(--line-strong);
  color: var(--navy-800);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--navy-800); background: var(--white); }

.btn-block { width: 100%; }

.section-navy .btn-primary {
  background: var(--copper-500);
  box-shadow: 0 12px 24px -14px rgba(0, 0, 0, 0.5);
}
.section-navy .btn-primary:hover { background: var(--copper-600); }

/* ---------- 5. Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background-color .3s, box-shadow .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(250, 248, 245, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.brand { display: inline-flex; align-items: center; gap: .7rem; }

.brand-mark { width: 34px; height: 34px; flex: none; }

.brand-name {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.42rem;
  letter-spacing: .015em;
  color: var(--navy-900);
}

.brand-light .brand-name { color: #F6F1EA; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.9rem;
}

.site-nav > a:not(.btn) {
  font-size: .92rem;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: .3rem 0;
}

.site-nav > a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--copper-500);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s;
}

.site-nav > a:not(.btn):hover::after { transform: scaleX(1); }

.btn-nav { padding: .62rem 1.15rem; font-size: .88rem; }

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 7px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: 0;
  cursor: pointer;
}
.burger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--navy-900);
  transition: transform .3s, opacity .3s;
}
.nav-open .burger span:first-child { transform: translateY(4.5px) rotate(45deg); }
.nav-open .burger span:last-child { transform: translateY(-4.5px) rotate(-45deg); }

/* ---------- 6. Hero ---------- */
.hero {
  padding: calc(var(--header-h) + 84px) 0 92px;
  background:
    radial-gradient(60% 46% at 50% 0%, rgba(181, 121, 79, 0.09), transparent 70%),
    var(--paper);
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero-mark { width: 60px; height: 60px; margin-bottom: 1.7rem; }

.hero .eyebrow { margin-bottom: 1.4rem; }

.hero .lead { margin-top: 1.6rem; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .9rem;
  margin-top: 2.4rem;
}

.hero .ornament { margin-top: 4.2rem; }

/* ---------- 7. Bandeau valeurs ---------- */
.strip {
  background: var(--white);
  border-block: 1px solid var(--line);
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.strip-item { padding: 2.3rem 2.2rem; }

.strip-item + .strip-item { border-left: 1px solid var(--line); }

.strip-item h3 {
  font-size: 1.02rem;
  margin-bottom: .35rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.strip-item h3::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--copper-500);
  transform: rotate(45deg);
  flex: none;
}

.strip-item p { font-size: .94rem; color: var(--muted); }

/* ---------- 8. Services ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.1rem 1.9rem;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
  border-color: var(--copper-200);
}

.card-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--copper-100);
  color: var(--copper-600);
  margin-bottom: 1.4rem;
}
.card-icon svg { width: 26px; height: 26px; }

.card h3 { margin-bottom: .6rem; }

.card > p { font-size: .96rem; color: var(--muted); }

.card-list {
  list-style: none;
  margin: 1.2rem 0 1.6rem;
  display: grid;
  gap: .55rem;
}

.card-list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: .93rem;
}

.card-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 6px;
  height: 6px;
  background: var(--copper-400);
  transform: rotate(45deg);
}

.card-link {
  margin-top: auto;
  font-size: .92rem;
  font-weight: 600;
  color: var(--navy-800);
  display: inline-flex;
  align-items: center;
  gap: .45rem;
}
.card-link .arrow { transition: transform .22s; color: var(--copper-600); }
.card-link:hover .arrow { transform: translateX(4px); }
.card-link:hover { color: var(--copper-600); }

/* ---------- 9. Réalisations ---------- */
.projects {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.8rem;
}

.project {
  display: block;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  margin-top: 1.3rem;
  font-size: .92rem;
  font-weight: 600;
  color: var(--navy-800);
  transition: color .22s;
}

.project-link .arrow { color: var(--copper-600); transition: transform .22s; }

a.project:hover .project-link { color: var(--copper-600); }
a.project:hover .project-link .arrow { transform: translateX(4px); }

.project:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
  border-color: var(--copper-200);
}

.project-visual {
  position: relative;
  height: 215px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(90% 120% at 15% 0%, rgba(198, 139, 98, 0.16), transparent 60%),
    linear-gradient(150deg, var(--navy-700), var(--navy-950));
}

.project-visual svg { position: absolute; inset: 0; width: 100%; height: 100%; }

.project-visual .project-name {
  position: relative;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 2.1rem;
  color: #F6F1EA;
  letter-spacing: .03em;
}

.project-body { padding: 1.8rem 1.9rem 2rem; }

.project-tag {
  display: inline-block;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--copper-600);
  background: var(--copper-100);
  border-radius: 99px;
  padding: .28rem .8rem;
  margin-bottom: .9rem;
}

.project-body h3 { margin-bottom: .5rem; }

.project-body p { font-size: .95rem; color: var(--muted); }

.project-skills {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: 1.2rem;
}

.project-skills li {
  font-size: .78rem;
  font-weight: 500;
  color: var(--navy-700);
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: .22rem .7rem;
  background: var(--paper);
}

.projects-note {
  text-align: center;
  margin-top: 2.6rem;
  color: var(--muted);
  font-size: .95rem;
}

.projects-note a { color: var(--copper-600); font-weight: 600; }
.projects-note a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 9 bis. Tarifs ---------- */
.pricing {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.1rem;
  align-items: stretch;
}

.price-card {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.9rem 1.5rem;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}

.price-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
  border-color: var(--copper-200);
}

.price-card h3 { margin-bottom: .5rem; }

.price-sub {
  font-size: .93rem;
  color: var(--muted);
  min-height: 2.6em;
}

.price-amount {
  display: flex;
  flex-direction: column;
  gap: .1rem;
  margin: 1.3rem 0 1.4rem;
  padding-bottom: 1.4rem;
  border-bottom: 1px solid var(--line);
}

.price-from {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--copper-600);
}

.price-amount strong {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 2.5rem;
  line-height: 1.05;
  color: var(--navy-900);
}

.price-list {
  list-style: none;
  display: grid;
  gap: .58rem;
  margin-bottom: 1.4rem;
}

.price-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: .93rem;
}

.price-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .42em;
  width: 11px;
  height: 11px;
  background: var(--copper-500);
  clip-path: polygon(50% 0, 61% 39%, 100% 50%, 61% 61%, 50% 100%, 39% 61%, 0 50%, 39% 39%);
}

.price-range {
  margin-top: auto;
  margin-bottom: 1.3rem;
  padding: .65rem .85rem;
  background: var(--copper-100);
  border-radius: 6px;
  font-size: .86rem;
  font-weight: 500;
  color: var(--copper-600);
  text-align: center;
}

/* Options et formules mensuelles */
.addons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.1rem;
  margin-top: 1.1rem;
}

.addon-group {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.7rem 1.8rem;
}

.addon-title {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--copper-600);
  margin-bottom: 1.2rem;
}

.addon-list { display: grid; gap: 1.15rem; }

.addon + .addon { border-top: 1px solid var(--line); padding-top: 1.15rem; }

.addon dt {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  font-weight: 600;
  font-size: .99rem;
  color: var(--navy-900);
  margin-bottom: .3rem;
}

.addon dt b {
  font-family: var(--font-serif);
  font-size: 1.22rem;
  font-weight: 600;
  color: var(--copper-600);
  white-space: nowrap;
  flex: none;
}

.addon dd { margin: 0; font-size: .92rem; color: var(--muted); }

.pricing-note {
  max-width: 780px;
  margin: 2.6rem auto 0;
  text-align: center;
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.65;
}

.pricing-note strong { color: var(--navy-800); font-weight: 600; }

/* ---------- 10. Méthode ---------- */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.4rem 2.2rem;
  counter-reset: step;
}

.step {
  border-top: 1px solid var(--line-light);
  padding-top: 1.5rem;
}

.step-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  font-size: 2.6rem;
  line-height: 1;
  color: var(--copper-400);
  display: block;
  margin-bottom: .9rem;
}

.step h3 { font-size: 1.08rem; margin-bottom: .5rem; }

.step p { font-size: .92rem; }

/* ---------- 11. Pourquoi nous ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.6rem 3.4rem;
  max-width: 960px;
  margin-inline: auto;
}

.why-item {
  position: relative;
  padding-left: 2.1rem;
}

.why-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: .35rem;
  width: 13px;
  height: 13px;
  background: var(--copper-500);
  clip-path: polygon(50% 0, 61% 39%, 100% 50%, 61% 61%, 50% 100%, 39% 61%, 0 50%, 39% 39%);
}

.why-item h3 { margin-bottom: .45rem; font-size: 1.12rem; }

.why-item p { font-size: .96rem; color: var(--muted); }

/* ---------- 12. À propos ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: 4.5rem;
  align-items: center;
}

.about-quote {
  border-left: 3px solid var(--copper-400);
  padding-left: 2.2rem;
}

.about-quote p {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.7rem, 2.6vw, 2.2rem);
  line-height: 1.35;
  color: var(--navy-800);
}

.about-text .eyebrow { margin-bottom: .9rem; }

.about-text h2 { margin-bottom: 1.3rem; }

.about-text p + p { margin-top: 1rem; }

.about-text p:not(.eyebrow) { color: var(--muted); font-size: .99rem; }

/* ---------- 13. FAQ ---------- */
.faq { border-top: 1px solid var(--line-strong); }

.faq details { border-bottom: 1px solid var(--line-strong); }

.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.35rem 0;
  font-weight: 600;
  font-size: 1.04rem;
  color: var(--navy-900);
  transition: color .2s;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary:hover { color: var(--copper-600); }

.faq-plus {
  position: relative;
  width: 16px;
  height: 16px;
  flex: none;
}
.faq-plus::before, .faq-plus::after {
  content: "";
  position: absolute;
  inset: 50% auto auto 0;
  width: 100%;
  height: 2px;
  background: var(--copper-500);
  transform: translateY(-50%);
  transition: transform .3s;
}
.faq-plus::after { transform: translateY(-50%) rotate(90deg); }

.faq details[open] .faq-plus::after { transform: translateY(-50%) rotate(0deg); }

.faq details p {
  padding: 0 2.5rem 1.5rem 0;
  color: var(--muted);
  font-size: .97rem;
}

/* ---------- 14. Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: 4rem;
  align-items: start;
}

.contact-text .eyebrow { margin-bottom: 1rem; }

.contact-text h2 { margin-bottom: 1.2rem; }

.contact-points {
  list-style: none;
  margin: 1.8rem 0 2.2rem;
  display: grid;
  gap: .8rem;
}

.contact-points li {
  position: relative;
  padding-left: 1.6rem;
  color: rgba(255, 255, 255, 0.85);
  font-size: .97rem;
}

.contact-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .32rem;
  width: 13px;
  height: 13px;
  background: var(--copper-400);
  clip-path: polygon(50% 0, 61% 39%, 100% 50%, 61% 61%, 50% 100%, 39% 61%, 0 50%, 39% 39%);
}

.contact-direct { font-size: .97rem; }

.contact-direct a {
  color: var(--copper-400);
  font-weight: 600;
}
.contact-direct a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* Formulaire */
.contact-form {
  background: var(--white);
  border-radius: 14px;
  padding: 2.4rem 2.3rem;
  box-shadow: 0 30px 60px -25px rgba(0, 0, 0, 0.45);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
}

.form-field { margin-bottom: 1.1rem; }

.form-field label {
  display: block;
  font-size: .84rem;
  font-weight: 600;
  color: var(--navy-800);
  margin-bottom: .4rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  font: inherit;
  font-size: .95rem;
  color: var(--text);
  background: #FCFBF9;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: .72rem .9rem;
  transition: border-color .2s, box-shadow .2s;
}

.form-field textarea { resize: vertical; min-height: 120px; }

.form-field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231C2B4A' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .8rem center;
  background-size: 15px;
  padding-right: 2.4rem;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--copper-500);
  box-shadow: 0 0 0 3px rgba(181, 121, 79, 0.16);
}

.contact-form .btn { margin-top: .4rem; }

.form-note {
  margin-top: 1rem;
  font-size: .82rem;
  color: var(--muted) !important;
  text-align: center;
}

.form-feedback {
  margin-top: 1rem;
  font-size: .9rem;
  text-align: center;
  color: var(--copper-600) !important;
  font-weight: 500;
}

.form-feedback a { color: var(--copper-600); text-decoration: underline; text-underline-offset: 3px; }

.contact .form-note, .contact .form-feedback { color: var(--muted); }

/* ---------- 15. Footer ---------- */
.site-footer {
  background: var(--navy-950);
  color: rgba(255, 255, 255, 0.75);
  padding-top: 4.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3.5rem;
}

.footer-brand p {
  margin-top: 1.1rem;
  font-size: .93rem;
  max-width: 280px;
}

.footer-col { display: grid; gap: .6rem; align-content: start; }

.footer-col h4 {
  color: #fff;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: .5rem;
}

.footer-col a {
  font-size: .93rem;
  color: rgba(255, 255, 255, 0.72);
  width: fit-content;
  transition: color .2s;
}

.footer-col a:hover { color: var(--copper-400); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  border-top: 1px solid var(--line-light);
  padding-block: 1.4rem;
  font-size: .85rem;
}

.footer-bottom a { color: rgba(255, 255, 255, 0.72); }
.footer-bottom a:hover { color: var(--copper-400); }

/* ---------- 15 bis. Page mentions légales ---------- */
.legal {
  padding: calc(var(--header-h) + 64px) 0 90px;
}

.legal h1 { margin-bottom: 2.4rem; }

.legal section { margin-bottom: 2.4rem; }

.legal h2 {
  font-size: 1.5rem;
  margin-bottom: .7rem;
}

.legal p { color: var(--muted); }

.legal p + p { margin-top: .8rem; }

.legal a { color: var(--copper-600); font-weight: 500; }
.legal a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 16. Animations d'apparition ----------
   Masquées uniquement si JavaScript est actif (classe .js
   posée sur <html>) : sans JS, tout reste visible. */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .7s cubic-bezier(.2, .65, .3, 1), transform .7s cubic-bezier(.2, .65, .3, 1);
  transition-delay: var(--d, 0s);
}

.js [data-reveal].in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  .btn, .card, .project { transition: none; }
}

/* ---------- 17. Responsive ---------- */
@media (max-width: 1024px) {
  .cards { grid-template-columns: 1fr 1fr 1fr; gap: 1.1rem; }
  .card { padding: 1.7rem 1.4rem; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .about-grid { gap: 3rem; }

  .pricing { grid-template-columns: repeat(2, 1fr); }
  .price-card { padding: 1.7rem 1.4rem; }
  .price-sub { min-height: 0; }
  .site-nav { gap: 1.3rem; }
}

@media (max-width: 900px) {
  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: .8rem 1.5rem 1.6rem;
    display: none;
    box-shadow: 0 30px 40px -30px rgba(23, 35, 60, 0.4);
  }

  .nav-open .site-nav { display: flex; }

  .nav-open .site-header {
    background: var(--paper);
    border-bottom-color: var(--line);
  }

  .site-nav > a:not(.btn) {
    padding: .95rem 0;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--line);
  }

  .site-nav > a:not(.btn)::after { display: none; }

  .btn-nav { margin-top: 1.2rem; padding: .9rem; }

  .burger { display: flex; }

  .cards { grid-template-columns: 1fr; }
  .projects { grid-template-columns: 1fr; }
  .pricing { grid-template-columns: 1fr; }
  .price-sub { min-height: 0; }
  .addons { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 2.6rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.8rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.2rem; }
}

@media (max-width: 760px) {
  .section { padding: 76px 0; }

  .strip-grid { grid-template-columns: 1fr; }
  .strip-item { padding: 1.5rem 0; }
  .strip-item + .strip-item { border-left: 0; border-top: 1px solid var(--line); }

  .why-grid { grid-template-columns: 1fr; gap: 2.1rem; }
}

@media (max-width: 640px) {
  .steps { grid-template-columns: 1fr; gap: 2rem; }

  .form-row { grid-template-columns: 1fr; gap: 0; }

  .contact-form { padding: 1.8rem 1.4rem; }

  .hero { padding-top: calc(var(--header-h) + 56px); }

  .hero .ornament { margin-top: 3rem; }

  .ornament span { width: 70px; }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}