/* =========================================================
   AMOTRA GUYANE — Vitrine
   Palette : bleu marine + doré
   ========================================================= */

:root {
  --navy:        #0A2A4A;
  --navy-deep:   #071E36;
  --navy-soft:   #113a61;
  --gold:        #C9A24B;
  --gold-light:  #E3C77A;
  --ink:         #1a2733;
  --muted:       #5b6b7a;
  --line:        #e5eaf0;
  --bg:          #ffffff;
  --bg-alt:      #f5f7fa;
  --radius:      14px;
  --radius-sm:   10px;
  --shadow:      0 10px 30px rgba(10, 42, 74, .08);
  --shadow-lg:   0 20px 50px rgba(10, 42, 74, .16);
  --maxw:        1140px;
  --font: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

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

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

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

h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }

.container { width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .65rem 1.15rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-lg { padding: .85rem 1.6rem; font-size: 1rem; }

.btn-gold   { background: var(--gold); color: var(--navy-deep); }
.btn-gold:hover { background: var(--gold-light); box-shadow: 0 8px 20px rgba(201,162,75,.35); }

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

.btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,.08); }

/* ---------- En-tête ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.9);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }

.brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 700; }
.brand-mark {
  display: grid; place-items: center;
  width: 38px; height: 38px;
  background: var(--navy); color: var(--gold);
  border-radius: 10px; font-weight: 800; font-size: 1.15rem;
  box-shadow: inset 0 0 0 1.5px var(--gold);
}
.brand-text { font-size: 1.15rem; color: var(--navy); letter-spacing: .02em; }
.brand-text em { color: var(--gold); font-style: normal; font-weight: 700; }
.brand-logo { height: 40px; width: auto; }

.main-nav { display: flex; align-items: center; }
.nav-menu {
  list-style: none; display: flex; align-items: center; gap: 1.25rem;
  margin: 0; padding: 0;
}
.nav-menu > li > a:not(.btn) {
  font-weight: 500; color: var(--ink); font-size: .95rem; padding: .4rem 0;
  border-bottom: 2px solid transparent; transition: color .2s, border-color .2s;
}
.nav-menu > li > a:not(.btn):hover { color: var(--navy); border-color: var(--gold); }
.nav-cta { margin-left: .25rem; }

.nav-toggle {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: 0; cursor: pointer; padding: .4rem;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: .25s; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(1200px 600px at 80% -10%, var(--navy-soft), transparent 60%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: #eaf1f8;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(201,162,75,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,162,75,.06) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(70% 60% at 70% 20%, #000, transparent 80%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; padding: clamp(3.5rem, 8vw, 7rem) 0 clamp(3rem, 6vw, 5rem); max-width: 760px; }
.hero-eyebrow {
  display: inline-block; margin: 0 0 1rem;
  color: var(--gold-light); font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; font-size: .78rem;
  border: 1px solid rgba(201,162,75,.35); padding: .35rem .8rem; border-radius: 999px;
}
.hero-title { font-size: clamp(2.1rem, 5.5vw, 3.6rem); color: #fff; margin-bottom: .6rem; }
.hero-title .accent { color: var(--gold); }
.hero-lead { font-size: clamp(1.02rem, 2vw, 1.2rem); color: #c7d6e6; max-width: 620px; margin: 0 0 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 2.8rem; }

.hero-stats {
  list-style: none; margin: 0; padding: 1.4rem 0 0; display: flex; gap: 2.5rem; flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,.12);
}
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong { font-size: 1.8rem; color: var(--gold); line-height: 1; }
.hero-stats span { font-size: .85rem; color: #9fb3c8; margin-top: .25rem; }

/* ---------- Sections ---------- */
.section { padding: clamp(3.5rem, 8vw, 6rem) 0; }
.section-alt { background: var(--bg-alt); }
.section-navy {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: #eaf1f8;
}

.section-head { max-width: 640px; margin: 0 auto clamp(2rem, 4vw, 3rem); text-align: center; }
.section-head-light h2 { color: #fff; }
.section-head-light .section-sub { color: #b9c9da; }
.kicker {
  color: var(--gold); font-weight: 700; text-transform: uppercase;
  letter-spacing: .14em; font-size: .78rem; margin: 0 0 .6rem;
}
.section-head h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); color: var(--navy); }
.section-navy .section-head h2 { color: #fff; }
.section-sub { color: var(--muted); font-size: 1.05rem; margin: 0; }

/* ---------- Cartes ---------- */
.cards { display: grid; gap: 1.5rem; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.service-card h3 { color: var(--navy); font-size: 1.25rem; }
.service-card p { color: var(--muted); margin: 0; }
.card-icon {
  width: 52px; height: 52px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 1.1rem;
  background: linear-gradient(135deg, rgba(201,162,75,.18), rgba(201,162,75,.06));
  color: var(--navy);
}
.card-icon svg { width: 26px; height: 26px; }

/* Cartes portail (sur fond navy) */
.card-portal {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.12);
  box-shadow: none;
  color: #dbe6f2;
}
.card-portal:hover { background: rgba(255,255,255,.07); box-shadow: none; }
.card-portal h3 { color: #fff; }
.card-portal p { color: #b3c4d6; margin: 0; }
.portal-tag {
  display: inline-block; margin-bottom: .8rem;
  font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--navy-deep); background: var(--gold);
  padding: .3rem .7rem; border-radius: 999px;
}
.portal-cta { text-align: center; margin-top: 2.5rem; }
.portal-note { color: #9fb3c8; font-size: .9rem; margin: 1rem 0 0; }
.portal-note strong { color: var(--gold-light); }

/* Cartes réalisations */
.project-card { padding: 0; overflow: hidden; }
.project-media {
  aspect-ratio: 16 / 10;
  background:
    repeating-linear-gradient(45deg, #dfe6ee 0 12px, #e9eef4 12px 24px);
  position: relative;
  display: grid; place-items: center;
}
.project-media::after {
  content: attr(data-label);
  color: #91a3b6; font-size: .85rem; font-weight: 600;
  letter-spacing: .04em;
}
.project-body { padding: 1.4rem 1.6rem 1.7rem; }
.project-body h3 { color: var(--navy); font-size: 1.15rem; }
.project-body p { color: var(--muted); margin: 0; font-size: .96rem; }

/* ---------- À propos ---------- */
.about-grid { display: grid; grid-template-columns: 1.3fr .9fr; gap: 3rem; align-items: center; }
.about-text h2 { color: var(--navy); font-size: clamp(1.6rem, 3.5vw, 2.3rem); }
.about-text p { color: var(--muted); font-size: 1.05rem; }
.checklist { list-style: none; margin: 1.5rem 0 0; padding: 0; display: grid; gap: .7rem; }
.checklist li { position: relative; padding-left: 2rem; color: var(--ink); }
.checklist li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--navy); color: var(--gold);
  display: grid; place-items: center; font-size: .8rem; font-weight: 700;
}
.about-card {
  background: var(--navy); color: #fff; border-radius: var(--radius);
  padding: 2.2rem; box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--gold);
}
.about-quote { font-size: 1.25rem; line-height: 1.5; margin: 0 0 1rem; }
.about-sign { color: var(--gold-light); font-size: .9rem; margin: 0; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 3rem; }
.contact-info h2 { color: var(--navy); font-size: clamp(1.6rem, 3.5vw, 2.3rem); }
.contact-list { list-style: none; margin: 1.8rem 0 0; padding: 0; display: grid; gap: 1rem; }
.contact-list li { display: flex; align-items: center; gap: .8rem; color: var(--ink); }
.contact-ico { font-size: 1.15rem; }
.contact-list a:hover { color: var(--navy); text-decoration: underline; }
.contact-list em { color: var(--muted); font-style: italic; }

.contact-form {
  background: var(--bg); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow);
}
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-weight: 600; font-size: .9rem; color: var(--navy); margin-bottom: .35rem; }
.field input, .field textarea {
  width: 100%; padding: .7rem .85rem; font: inherit; color: var(--ink);
  border: 1.5px solid var(--line); border-radius: var(--radius-sm); background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,162,75,.18);
}
.field textarea { resize: vertical; }
.form-fallback { margin: 1rem 0 0; font-size: .88rem; color: var(--muted); }
.form-fallback a { color: var(--navy); text-decoration: underline; }

/* ---------- Pied de page ---------- */
.site-footer { background: var(--navy-deep); color: #c7d6e6; padding: 3rem 0 1.5rem; }
.footer-inner {
  display: flex; justify-content: space-between; align-items: center;
  gap: 2rem; flex-wrap: wrap; padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand { display: flex; align-items: center; gap: .9rem; }
.footer-name { color: #fff; font-weight: 700; margin: 0; letter-spacing: .02em; }
.footer-tagline { margin: .2rem 0 0; font-size: .88rem; color: #90a4b8; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.3rem; }
.footer-nav a { font-size: .92rem; color: #c7d6e6; transition: color .2s; }
.footer-nav a:hover { color: var(--gold); }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding-top: 1.5rem; font-size: .85rem; color: #7f93a8;
}
.footer-bottom a { color: #7f93a8; }
.footer-bottom a:hover { color: var(--gold); }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 900px) {
  .cards-3 { grid-template-columns: 1fr 1fr; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: absolute; top: 70px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    padding: .5rem 1.25rem 1.25rem;
    box-shadow: var(--shadow);
    transform: translateY(-140%);
    transition: transform .3s ease;
    max-height: calc(100vh - 70px); overflow-y: auto;
  }
  .nav-menu.open { transform: translateY(0); }
  .nav-menu > li { width: 100%; }
  .nav-menu > li > a:not(.btn) { display: block; padding: .8rem 0; border-bottom: 1px solid var(--line); }
  .nav-cta { margin: .5rem 0 0; }
  .nav-cta .btn { width: 100%; justify-content: center; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

@media (max-width: 560px) {
  .cards-3 { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.5rem; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}