/* MonSite Clé en Main — feuille de style
   Inspiration : les plaques de rue émaillées de Paris (bleu, liseré vert, lettres blanches)
   et le laiton des clés. */

@font-face { font-family: "Barlow"; font-weight: 400; font-style: normal; font-display: swap; src: url("../fonts/barlow-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 500; font-style: normal; font-display: swap; src: url("../fonts/barlow-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 600; font-style: normal; font-display: swap; src: url("../fonts/barlow-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-weight: 600; font-style: normal; font-display: swap; src: url("../fonts/barlow-condensed-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-weight: 700; font-style: normal; font-display: swap; src: url("../fonts/barlow-condensed-latin-700-normal.woff2") format("woff2"); }

:root {
  --paper: #f3f5f8;
  --white: #ffffff;
  --ink: #14223d;
  --muted: #4b5870;
  --line: #d3dae5;
  --plaque: #1b4079;
  --plaque-deep: #12305d;
  --frame: #2e6a4b;
  --brass: #c9a03a;
  --brass-deep: #a8822a;

  --display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --body: "Barlow", system-ui, sans-serif;

  --wrap: 72rem;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --radius-plaque: 14px;
  --radius: 6px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1.125rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--plaque); text-underline-offset: 0.18em; }
a:hover { color: var(--plaque-deep); }
:focus-visible { outline: 3px solid var(--brass); outline-offset: 3px; border-radius: 2px; }

h1, h2, h3, h4 { font-family: var(--display); font-weight: 700; line-height: 1.05; margin: 0; letter-spacing: 0.005em; }
h2 { font-size: clamp(2.25rem, 4.5vw, 3.25rem); }
h3 { font-size: 1.5rem; font-weight: 600; }
p { margin: 0; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.narrow { max-width: 50rem; }
.wrap > .narrow { margin: 0; }

.skip { position: absolute; left: -999px; top: 0.5rem; background: var(--ink); color: var(--white); padding: 0.5rem 1rem; z-index: 100; }
.skip:focus { left: 0.5rem; }

/* En-tête */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 4.25rem; }
.brand { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; color: var(--ink); font-family: var(--display); font-size: 1.45rem; font-weight: 600; }
.brand b { font-weight: 700; color: var(--plaque); }
.nav { display: flex; align-items: center; gap: 1.75rem; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 500; font-size: 1rem; }
.nav a:hover { color: var(--plaque); }
.nav .nav-cta { background: var(--plaque); color: var(--white); padding: 0.55rem 1rem; border-radius: var(--radius); }
.nav .nav-cta:hover { background: var(--plaque-deep); color: var(--white); }
.menu-toggle { display: none; }

@media (max-width: 52rem) {
  .menu-toggle {
    display: block; font: 600 1rem var(--body); color: var(--ink);
    background: none; border: 1px solid var(--line); border-radius: var(--radius); padding: 0.45rem 0.9rem; cursor: pointer;
  }
  .nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--white); border-bottom: 1px solid var(--line); padding: 0.5rem var(--gutter) 1rem;
  }
  .nav.open { display: flex; }
  .nav a { padding: 0.75rem 0; border-bottom: 1px solid var(--line); }
  .nav .nav-cta { margin-top: 0.75rem; text-align: center; border-bottom: 0; }
}

/* Boutons */
.btn {
  display: inline-block; font: 600 1.05rem var(--body); text-decoration: none; text-align: center;
  padding: 0.85rem 1.4rem; border-radius: var(--radius); border: 2px solid transparent; cursor: pointer;
  transition: background-color 0.15s, color 0.15s;
}
.btn-primary { background: var(--brass); color: var(--ink); }
.btn-primary:hover { background: var(--brass-deep); color: var(--ink); }
.btn-ghost { border-color: var(--ink); color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--white); }

/* Accueil */
.hero { background: var(--paper); padding: clamp(3rem, 8vw, 6.5rem) 0 clamp(3rem, 7vw, 5.5rem); border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.hero h1 { font-size: clamp(2.6rem, 5vw, 4.1rem); max-width: 17ch; }
.lead { margin-top: 1.5rem; font-size: 1.2rem; color: var(--muted); max-width: 36rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }

/* La plaque de rue */
.plaque-wrap { margin: 0; }
.plaque {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.35rem;
  aspect-ratio: 2.35 / 1;
  background: linear-gradient(180deg, #21498a 0%, var(--plaque) 55%, var(--plaque-deep) 100%);
  border: 9px solid var(--frame);
  border-radius: var(--radius-plaque);
  box-shadow:
    inset 0 0 0 3px var(--plaque),
    inset 0 0 0 6px #e9eef5,
    0 1px 0 rgba(255,255,255,0.5),
    0 18px 30px -18px rgba(20, 34, 61, 0.55);
  color: #fff;
  padding: 1.5rem 1.75rem;
  text-align: center;
  overflow: hidden;
}
/* vis de fixation */
.plaque::before, .plaque::after {
  content: ""; position: absolute; top: 50%; width: 10px; height: 10px; margin-top: -5px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #f2f4f7, #9aa4b3 70%);
  box-shadow: 0 1px 1px rgba(0,0,0,0.35);
}
.plaque::before { left: 14px; }
.plaque::after { right: 14px; }
.plaque-top { font-family: var(--display); font-weight: 600; font-size: clamp(0.95rem, 1.6vw, 1.15rem); opacity: 0.85; }
.plaque-domain {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(1.9rem, 4.2vw, 3.3rem);
  line-height: 1; white-space: nowrap;
  transition: opacity 0.35s ease;
}
.plaque-domain.is-fading { opacity: 0; }
.plaque-wrap figcaption { margin-top: 1rem; color: var(--muted); font-size: 1rem; text-align: center; }

/* Sections */
.section { padding: clamp(3.5rem, 8vw, 6rem) 0; }
.section-alt { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-intro { margin-top: 1rem; color: var(--muted); max-width: 40rem; }

/* L'offre */
.offer-list { list-style: none; padding: 0; margin: 2.75rem 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); gap: 2.25rem 2.5rem; }
.offer-list li { border-top: 3px solid var(--plaque); padding-top: 1rem; }
.offer-list p { margin-top: 0.5rem; color: var(--muted); }

/* Réalisations */
.works { list-style: none; padding: 0; margin: 2.75rem 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.work a {
  display: flex; flex-direction: column; height: 100%;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.5rem; text-decoration: none; color: var(--ink);
  transition: border-color 0.15s;
}
.work a:hover { border-color: var(--plaque); }
.work-plaque {
  align-self: flex-start;
  font-family: var(--display); font-weight: 700; font-size: 1.35rem; color: #fff;
  background: var(--plaque); border: 4px solid var(--frame); border-radius: 8px;
  box-shadow: inset 0 0 0 2px #e9eef5;
  padding: 0.3rem 1rem;
}
.work-title { margin-top: 1.1rem; font-family: var(--display); font-weight: 600; font-size: 1.5rem; line-height: 1.1; }
.work-desc { margin-top: 0.4rem; color: var(--muted); font-size: 1.02rem; }
.work a:hover .work-title { text-decoration: underline; text-underline-offset: 0.15em; }

/* Déroulement : vraie séquence, donc numérotée */
.steps { list-style: none; padding: 0; margin: 2.75rem 0 0; counter-reset: step; display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.5rem; }
.steps li { counter-increment: step; position: relative; padding-top: 3.5rem; }
.steps li::before {
  content: counter(step);
  position: absolute; top: 0; left: 0;
  width: 2.5rem; height: 2.5rem; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--display); font-weight: 700; font-size: 1.35rem;
  background: var(--ink); color: #fff;
}
.steps li:not(:last-child)::after {
  content: ""; position: absolute; top: 1.25rem; left: 3rem; right: -1.25rem; height: 2px; background: var(--line);
}
.steps p { margin-top: 0.5rem; color: var(--muted); font-size: 1.02rem; }

/* Tarifs */
.price-heading { margin-top: 3rem; font-size: 1.75rem; }
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; margin-top: 1.25rem; }
.price { position: relative; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem 1.5rem 1.75rem; }
.price h4 { font-size: 1.6rem; }
.amount { margin-top: 0.6rem; font-family: var(--display); font-weight: 700; font-size: 2.6rem; line-height: 1; color: var(--plaque); }
.amount span { font-family: var(--body); font-weight: 500; font-size: 1rem; color: var(--muted); }
.price-for { margin-top: 0.6rem; color: var(--muted); font-size: 1rem; }
.price ul { margin: 1.1rem 0 0; padding: 1rem 0 0; border-top: 1px solid var(--line); list-style: none; }
.price li { padding-left: 1.4rem; position: relative; margin: 0.35rem 0; font-size: 1.02rem; }
.price li::before { content: ""; position: absolute; left: 0.1rem; top: 0.55em; width: 0.55rem; height: 0.3rem; border-left: 2px solid var(--frame); border-bottom: 2px solid var(--frame); transform: rotate(-45deg); }
.price-featured { border: 2px solid var(--plaque); }
.badge { position: absolute; top: -0.85rem; left: 1.5rem; background: var(--brass); color: var(--ink); font-weight: 600; font-size: 0.9rem; padding: 0.15rem 0.7rem; border-radius: 999px; }

.extras { margin: 2.5rem 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: 1.25rem 2rem; }
.extras div { border-left: 3px solid var(--frame); padding-left: 0.9rem; }
.extras dt { font-weight: 600; }
.extras dd { margin: 0.15rem 0 0; color: var(--muted); font-size: 1rem; }
.note { margin-top: 2rem; font-size: 0.95rem; color: var(--muted); }

/* Engagements */
.promises { margin-top: 2.5rem; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; }
.promises p { margin-top: 0.5rem; color: var(--muted); }

/* FAQ */
details { border-bottom: 1px solid var(--line); }
details:first-of-type { margin-top: 2rem; border-top: 1px solid var(--line); }
summary { cursor: pointer; list-style: none; padding: 1.1rem 2.5rem 1.1rem 0; font-weight: 600; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0.25rem; top: 50%; transform: translateY(-50%); font: 600 1.6rem var(--display); color: var(--plaque); }
details[open] summary::after { content: "−"; }
details p { padding: 0 0 1.25rem; color: var(--muted); max-width: 42rem; }

/* Contact */
.contact { background: var(--plaque); color: #fff; }
.contact h2 { color: #fff; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.contact-grid > div > p { margin-top: 1rem; color: #dbe4f1; max-width: 26rem; }
.contact-direct a { color: #fff; font-weight: 600; }
.contact-direct a:hover { color: var(--brass); }

.form { background: var(--white); color: var(--ink); border-radius: var(--radius); padding: clamp(1.25rem, 3vw, 2rem); border: 6px solid var(--frame); }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-weight: 600; font-size: 1rem; margin-bottom: 0.35rem; }
.opt { font-weight: 400; color: var(--muted); }
.field input, .field select, .field textarea {
  width: 100%; font: 400 1.05rem var(--body); color: var(--ink);
  background: var(--white); border: 1px solid #b9c3d2; border-radius: var(--radius); padding: 0.7rem 0.8rem;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid var(--brass); outline-offset: 0; border-color: var(--plaque); }
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: #b3261e; }
.field-check { display: flex; gap: 0.6rem; align-items: flex-start; }
.field-check input { width: 1.15rem; height: 1.15rem; margin-top: 0.25rem; flex: none; accent-color: var(--plaque); }
.field-check label { font-weight: 400; font-size: 0.95rem; color: var(--muted); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form .btn { width: 100%; }
.form-status { margin-top: 0.9rem; font-size: 1rem; min-height: 1.5em; }
.form-status.ok { color: var(--frame); font-weight: 600; }
.form-status.err { color: #b3261e; font-weight: 600; }

/* Pied de page */
.site-footer { background: var(--ink); color: #c5cedc; padding: 2.5rem 0; font-size: 1rem; }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.75rem 2rem; }
.site-footer b { color: #fff; }
.site-footer a { color: #fff; }
.footer-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }

/* Page mentions légales */
.legal { padding: clamp(2.5rem, 6vw, 4.5rem) 0; }
.legal h1 { font-size: clamp(2.4rem, 5vw, 3.4rem); }
.legal h2 { font-size: 1.9rem; margin-top: 2.5rem; }
.legal p, .legal li { margin-top: 0.75rem; color: var(--muted); }
.legal .todo { background: #fff4d6; padding: 0 0.25rem; color: var(--ink); }

/* Adaptations */
@media (max-width: 60rem) {
  .steps { grid-template-columns: 1fr; gap: 0; }
  .steps li { padding: 0 0 1.75rem 3.75rem; }
  .steps li:not(:last-child)::after { top: 2.75rem; bottom: 0.25rem; left: 1.2rem; right: auto; width: 2px; height: auto; }
}
@media (max-width: 52rem) {
  .hero-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero h1 { max-width: 18ch; }
  .price-grid, .promises, .works { grid-template-columns: 1fr; }
  .price-featured { margin-top: 0.75rem; }
}
@media (max-width: 30rem) {
  .plaque { border-width: 7px; padding: 1rem 1.25rem; }
  .plaque-domain { font-size: 1.7rem; }
  .hero-actions .btn { width: 100%; }
}