/* =========================================================
   NEREKIN — Design system
   Palette : bleu nuit (#030E24 -> #0A2249) / or (#C9973B -> #F3D25E)
   Display : "Cormorant Garamond" (serif, élégant, esprit "makila")
   Corps   : "Jost" (sans-serif géométrique, très lisible)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500;600;700&family=Jost:wght@300;400;500;600&display=swap');

:root{
  --navy-950: #03081a;
  --navy-900: #050f28;
  --navy-800: #0a1c3d;
  --navy-700: #12295a;
  --gold-300: #f3d25e;
  --gold-400: #e0b854;
  --gold-500: #c9973b;
  --gold-600: #a97a2b;
  --ivory: #f4efe2;
  --ivory-dim: #cfc9b8;
  --line: rgba(243,210,94,0.22);
  --scrim: rgba(3,8,26,0.62);
  --scrim-strong: rgba(3,8,26,0.82);

  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'Jost', sans-serif;

  --maxw: 1180px;
  --radius: 2px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--navy-950);
  color: var(--ivory);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }

.eyebrow{
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gold-400);
  font-weight: 500;
}

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ivory);
  margin: 0;
  letter-spacing: 0.01em;
}
h1{ font-size: clamp(2.6rem, 5vw, 4.4rem); line-height: 1.08; font-weight: 600; }
h2{ font-size: clamp(1.9rem, 3.4vw, 2.7rem); }
h3{ font-size: 1.4rem; }

p{ color: var(--ivory-dim); font-weight: 300; }

.container{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}

.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 14px 30px;
  border: 1px solid var(--gold-500);
  color: var(--gold-300);
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-weight: 500;
  background: transparent;
  cursor: pointer;
  transition: background .35s ease, color .35s ease, border-color .35s ease;
}
.btn:hover{ background: var(--gold-500); color: var(--navy-950); }
.btn.solid{
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: var(--navy-950);
  border-color: transparent;
}
.btn.solid:hover{ filter: brightness(1.08); }

/* ============ HEADER / NAV ============ */
header.site-header{
  position: fixed;
  top:0; left:0; right:0;
  z-index: 100;
  background: linear-gradient(to bottom, rgba(3,8,26,0.9), rgba(3,8,26,0));
  padding: 22px 0;
  transition: background .4s ease, padding .4s ease, box-shadow .4s ease;
}
header.site-header.scrolled{
  background: rgba(3,8,26,0.92);
  backdrop-filter: blur(10px);
  padding: 14px 0;
  box-shadow: 0 1px 0 var(--line);
}
header.site-header.scrolled .brand img{ height: 50px; }
.nav-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ height: 65px; width:auto; transition: height .4s ease; }

nav.main-nav ul{
  display:flex;
  align-items:center;
  gap: 38px;
  list-style:none;
  margin:0; padding:0;
}
nav.main-nav a.nav-link{
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ivory);
  font-weight: 500;
  padding: 6px 0;
  position:relative;
}
nav.main-nav a.nav-link::after{
  content:"";
  position:absolute; left:0; bottom:-4px;
  width:0; height:1px;
  background: var(--gold-400);
  transition: width .3s ease;
}
nav.main-nav a.nav-link:hover::after,
nav.main-nav li.active a.nav-link::after{ width:100%; }
nav.main-nav li.active a.nav-link{ color: var(--gold-300); }

.has-dropdown{ position:relative; }
.dropdown-toggle{ display:flex; align-items:center; gap:6px; cursor:pointer; }
.dropdown-toggle svg{ width:9px; height:9px; transition: transform .3s ease; }
.has-dropdown:hover .dropdown-toggle svg{ transform: rotate(180deg); }
.dropdown-menu{
  position:absolute;
  top: 130%;
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 260px;
  background: var(--navy-900);
  border: 1px solid var(--line);
  padding: 10px;
  opacity:0;
  visibility:hidden;
  transition: opacity .25s ease, transform .25s ease, visibility .25s ease;
  box-shadow: 0 18px 40px rgba(0,0,0,0.45);
}
.has-dropdown:hover .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu{
  opacity:1; visibility:visible; transform: translateX(-50%) translateY(0);
}
.dropdown-menu a{
  display:block;
  padding: 13px 16px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ivory-dim);
  border-left: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}
.dropdown-menu a:hover{
  color: var(--gold-300);
  border-left-color: var(--gold-400);
  background: rgba(243,210,94,0.05);
}
.dropdown-menu .dd-desc{
  display:block;
  font-family: var(--font-body);
  text-transform:none;
  letter-spacing:0;
  font-size: 0.72rem;
  color: var(--ivory-dim);
  opacity:.6;
  margin-top: 3px;
}

.nav-toggle{ display:none; }

/* ============ HERO ============ */
.hero{
  position: relative;
  min-height: 100vh;
  display:flex;
  align-items:center;
  overflow:hidden;
}
.hero-bg{
  position:absolute; inset:0;
  background-size: cover;
  background-position: center;
}
.hero-bg::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(3,8,26,0.55) 0%, rgba(3,8,26,0.35) 40%, rgba(3,8,26,0.92) 100%);
}
.hero-content{
  position:relative;
  z-index:2;
  padding-top: 120px;
  padding-bottom: 80px;
  width:100%;
}
.hero .eyebrow{ margin-bottom: 22px; }
.hero h1{ max-width: 820px; }
.hero h1 em{
  font-style:normal;
  background: linear-gradient(135deg, var(--gold-300), var(--gold-600));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero .lede{
  max-width: 560px;
  margin-top: 26px;
  font-size: 1.05rem;
  color: var(--ivory-dim);
}
.hero .hero-cta{ margin-top: 38px; display:flex; gap:18px; flex-wrap:wrap; }

.stat-row{
  position:relative; z-index:2;
  display:flex;
  gap: 60px;
  flex-wrap:wrap;
  margin-top: 70px;
  padding-top: 34px;
  border-top: 1px solid var(--line);
}
.stat-row .stat .num{
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--gold-300);
  font-weight: 600;
  line-height:1;
}
.stat-row .stat .lbl{
  margin-top: 8px;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ivory-dim);
}
.stat-row .stat .cap{
  margin-top:14px;
  max-width: 220px;
  font-size: 0.82rem;
  color: var(--ivory-dim);
  opacity:.75;
}

/* ============ PAGE HERO (sous-pages) ============ */
.page-hero{
  position:relative;
  padding: 200px 0 110px;
  overflow:hidden;
}
.page-hero .hero-bg::after{
  background: linear-gradient(180deg, rgba(3,8,26,0.72) 0%, rgba(3,8,26,0.5) 45%, rgba(3,8,26,0.96) 100%);
}
.page-hero-content{ position:relative; z-index:2; }
.page-hero h1{ max-width: 760px; }
.breadcrumb{
  display:flex; gap:10px; align-items:center;
  font-size: 0.72rem; letter-spacing:0.14em; text-transform:uppercase;
  color: var(--ivory-dim); margin-bottom: 20px;
}
.breadcrumb .sep{ opacity:.4; }
.breadcrumb a:hover{ color: var(--gold-300); }

/* ============ SECTIONS ============ */
section{ position: relative; padding: 110px 0; }
section.tight{ padding: 80px 0; }
.section-head{ max-width: 640px; margin-bottom: 60px; }
.section-head h2{ margin-top: 14px; }
.section-head p{ margin-top: 18px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

.on-navy{ background: var(--navy-950); }
.on-navy-alt{ background: var(--navy-900); }

/* Esprit / racines */
.esprit-wrap{
  display:grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  align-items:center;
}
.esprit-mark{
  position:relative;
  display:flex; align-items:center; justify-content:center;
}
.esprit-mark svg{ width: 100%; max-width: 320px; height:auto; }
.esprit-text p{ font-size: 1.02rem; margin-bottom: 16px; }
.esprit-text p:first-child{
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--ivory);
  font-weight: 500;
}

.pillars{
  margin-top: 56px;
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.pillar{
  background: var(--navy-950);
  padding: 30px 26px;
}
.pillar .n{ font-family: var(--font-display); color: var(--gold-500); font-size: 0.9rem; margin-bottom: 14px; display:block;}
.pillar h4{ font-size: 1.15rem; margin-bottom: 10px; letter-spacing: 0.02em; }
.pillar p{ font-size: 0.88rem; margin:0; }

/* Offres cards */
.offer-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.offer-card{
  border: 1px solid var(--line);
  padding: 44px 40px;
  background: linear-gradient(160deg, rgba(243,210,94,0.045), transparent 60%);
  transition: transform .4s ease, border-color .4s ease;
}
.offer-card:hover{ transform: translateY(-6px); border-color: var(--gold-500); }
.offer-card .tag{ }
.offer-card h3{ margin-top:16px; font-size: 1.7rem; }
.offer-card p{ margin-top: 14px; margin-bottom: 26px; }

/* Domaines */
.domain-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.domain-card{
  padding: 40px;
  border: 1px solid var(--line);
  text-align:center;
}
.domain-card h4{ margin-top: 14px; letter-spacing: 0.08em; text-transform:uppercase; font-size:1.05rem;}

/* Valeurs */
.values-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.value-card{ text-align:left; }
.value-card .num{ font-family: var(--font-display); color: var(--gold-500); font-size:1rem; }
.value-card h4{ margin-top: 12px; font-size: 1.08rem; letter-spacing:0.03em; }
.value-card p{ margin-top: 10px; font-size: 0.88rem; }

/* CTA band */
.cta-band{
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align:center;
  padding: 90px 0;
}
.cta-band h2{ max-width: 700px; margin: 0 auto; }
.cta-band p{ margin: 18px auto 34px; max-width: 480px; }

/* Footer */
footer.site-footer{
  padding: 70px 0 30px;
  background: var(--navy-900);
  border-top: 1px solid var(--line);
}
.footer-top{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
}
.footer-brand img{ height: 50px; margin-bottom: 18px; }
.footer-brand p{ font-size: 0.86rem; max-width: 280px; }
.footer-col h5{
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 18px;
  font-weight: 500;
}
.footer-col ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:11px; }
.footer-col a, .footer-col span{ font-size: 0.86rem; color: var(--ivory-dim); }
.footer-col a:hover{ color: var(--gold-300); }
.footer-bottom{
  padding-top: 26px;
  border-top: 1px solid var(--line);
  display:flex;
  justify-content: space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size: 0.76rem;
  color: var(--ivory-dim);
  opacity:.7;
}

/* ============ À PROPOS spécifique ============ */
.story-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items:start;
}
.story-grid .lede{ font-family: var(--font-display); font-size:1.5rem; color: var(--ivory); margin-bottom: 22px; font-weight:500; }
.timeline{ margin-top: 30px; border-left: 1px solid var(--line); padding-left: 30px; display:flex; flex-direction:column; gap:26px; }
.timeline .t-item .t-lbl{ color: var(--gold-400); font-size:0.72rem; letter-spacing:0.16em; text-transform:uppercase; }
.timeline .t-item p{ margin-top:6px; font-size:0.92rem; }

/* ============ OFFRES détail ============ */
.service-list{ display:flex; flex-direction:column; gap:1px; background: var(--line); border:1px solid var(--line); margin-top: 30px;}
.service-row{
  background: var(--navy-950);
  display:grid;
  grid-template-columns: 1fr auto auto;
  gap: 24px;
  align-items:center;
  padding: 26px 32px;
}
.service-row .s-name{ font-family: var(--font-display); font-size:1.2rem; color: var(--ivory); }
.service-row .s-status{ font-size:0.72rem; letter-spacing:0.1em; text-transform:uppercase; color: var(--ivory-dim); opacity:.7; margin-top:4px; }
.service-row .s-price{ text-align:right; white-space:nowrap; }
.service-row .s-price .amount{ font-family: var(--font-display); color: var(--gold-300); font-size:1.15rem; }
.service-row .s-price .unit{ display:block; font-size:0.68rem; letter-spacing:0.1em; text-transform:uppercase; color: var(--ivory-dim); margin-top:2px;}
.service-row .s-cta{ }
.service-group-title{
  margin-top: 56px;
  margin-bottom: 4px;
  display:flex;
  align-items:baseline;
  gap: 16px;
}
.service-group-title h3{ color: var(--gold-300); font-size:1.15rem; letter-spacing:0.06em; text-transform:uppercase; font-family: var(--font-body); font-weight:500; }
.service-group-title .line{ flex:1; height:1px; background: var(--line); }
.note-badge{
  display:inline-block;
  font-size:0.68rem;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color: var(--gold-400);
  border:1px solid var(--gold-600);
  padding: 3px 10px;
  margin-top:6px;
}

/* ============ CONTACT ============ */
.contact-grid{
  display:grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 70px;
  align-items:start;
}
.contact-info-list{ display:flex; flex-direction:column; gap: 30px; margin-top: 36px; }
.contact-info-item{ display:flex; gap:18px; align-items:flex-start; }
.contact-info-item .ico{
  width:44px; height:44px; flex:none;
  border:1px solid var(--gold-500);
  display:flex; align-items:center; justify-content:center;
}
.contact-info-item .ico svg{ width:18px; height:18px; }
.contact-info-item h4{ font-size:0.95rem; letter-spacing:0.06em; text-transform:uppercase; font-family:var(--font-body); font-weight:500; color: var(--gold-300);}
.contact-info-item a, .contact-info-item span.val{ color: var(--ivory); font-size:1.02rem; }

.form-card{ border:1px solid var(--line); padding: 44px; background: rgba(243,210,94,0.03); }
.field{ margin-bottom: 22px; }
.field label{ display:block; font-size:0.7rem; letter-spacing:0.14em; text-transform:uppercase; color: var(--ivory-dim); margin-bottom: 10px; }
.field input, .field textarea, .field select{
  width:100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  color: var(--ivory);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 10px 2px;
  outline:none;
  transition: border-color .3s ease;
}
.field input:focus, .field textarea:focus, .field select:focus{ border-color: var(--gold-400); }
.field textarea{ resize:vertical; min-height: 110px; }
.field select option{ background: var(--navy-900); }
.form-note{ margin-top:18px; font-size:0.78rem; opacity:.6; }

/* ============ RESPONSIVE ============ */
@media (max-width: 980px){
  .esprit-wrap{ grid-template-columns:1fr; }
  .pillars{ grid-template-columns: repeat(2,1fr); }
  .offer-grid{ grid-template-columns:1fr; }
  .domain-grid{ grid-template-columns:1fr; }
  .values-grid{ grid-template-columns: repeat(2,1fr); }
  .footer-top{ grid-template-columns: 1fr 1fr; }
  .story-grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
}

@media (max-width: 720px){
  nav.main-nav{
    position: fixed; inset: 0 0 0 30%;
    background: var(--navy-950);
    border-left: 1px solid var(--line);
    padding: 100px 32px 40px;
    transform: translateX(100%);
    transition: transform .4s ease;
    z-index: 99;
  }
  nav.main-nav.open{ transform: translateX(0); }
  nav.main-nav ul{ flex-direction:column; align-items:flex-start; gap: 22px; }
  .dropdown-menu,
  .has-dropdown:hover .dropdown-menu,
  .has-dropdown:focus-within .dropdown-menu{
    position:static; opacity:1; visibility:visible; transform:none;
    border:none; background:none; padding: 10px 0 0 14px; display:none; min-width:0; box-shadow:none;
  }
  .has-dropdown.open .dropdown-menu{ display:block; }
  .nav-toggle{
    display:flex; flex-direction:column; gap:5px;
    width: 28px; z-index: 101; background:none; border:none; cursor:pointer; padding:6px;
  }
  .nav-toggle span{ height:1px; background: var(--ivory); width:100%; }

  .stat-row{ gap: 34px; }
  .pillars{ grid-template-columns: 1fr; }
  .values-grid{ grid-template-columns: 1fr; }
  .footer-top{ grid-template-columns: 1fr; gap: 34px; }
  .service-row{ grid-template-columns: 1fr; text-align:left; gap:10px; }
  .service-row .s-price{ text-align:left; }
}

/* Reveal on scroll */
.reveal{ opacity:0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in{ opacity:1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
}

/* ============ BACK TO TOP BUTTON ============ */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--navy-900);
  border: 1px solid var(--line);
  color: var(--gold-300);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity .3s ease, visibility .3s ease, transform .3s ease, background .3s ease, border-color .3s ease;
  z-index: 90;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--navy-800);
  border-color: var(--gold-500);
  color: var(--gold-300);
}
.back-to-top svg {
  width: 14px;
  height: 14px;
  transition: transform .3s ease;
}
.back-to-top:hover svg {
  transform: translateY(-2px);
}
/* Progress circle container */
.back-to-top .progress-wrap {
  position: absolute;
  inset: -1px;
}
.back-to-top .progress-wrap svg {
  width: 48px;
  height: 48px;
  transform: rotate(-90deg);
}
.back-to-top .progress-wrap svg circle {
  fill: none;
  stroke: var(--gold-400);
  stroke-width: 2;
  stroke-dasharray: 145; /* 2 * PI * 23 */
  stroke-dashoffset: 145;
  transition: stroke-dashoffset 0.1s linear;
}

/* ============ DRAWER / MODAL DETAILS FORMATION ============ */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: var(--scrim-strong);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .4s ease, visibility .4s ease;
  z-index: 1000;
}
.drawer-backdrop.open {
  opacity: 1;
  visibility: visible;
}
.drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 100%;
  max-width: 500px;
  background: var(--navy-950);
  border-left: 1px solid var(--line);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
  transform: translateX(100%);
  transition: transform .4s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1001;
  display: flex;
  flex-direction: column;
}
.drawer.open {
  transform: translateX(0);
}
.drawer-header {
  padding: 30px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.drawer-header h3 {
  font-size: 1.5rem;
  color: var(--gold-300);
  margin: 0;
}
.drawer-close {
  background: transparent;
  border: none;
  color: var(--ivory-dim);
  cursor: pointer;
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color .2s ease;
}
.drawer-close:hover {
  color: var(--gold-300);
}
.drawer-close svg {
  width: 20px;
  height: 20px;
}
.drawer-body {
  padding: 30px;
  overflow-y: auto;
  flex: 1;
}
.drawer-body h4 {
  color: var(--gold-400);
  font-family: var(--font-body);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  margin-top: 24px;
  margin-bottom: 12px;
}
.drawer-body h4:first-child {
  margin-top: 0;
}
.drawer-body p {
  font-size: 0.92rem;
  margin-top: 0;
  margin-bottom: 16px;
}
.drawer-body ul {
  padding-left: 20px;
  margin: 0 0 20px;
}
.drawer-body ul li {
  font-size: 0.92rem;
  color: var(--ivory-dim);
  margin-bottom: 8px;
}
.drawer-footer {
  padding: 30px;
  border-top: 1px solid var(--line);
  background: var(--navy-900);
  display: flex;
  gap: 14px;
}
.drawer-footer .btn {
  width: 100%;
  justify-content: center;
}

/* ============ ESTIMATOR WIDGET ============ */
.estimator-section {
  margin-top: 80px;
  padding-top: 60px;
  border-top: 1px solid var(--line);
}
.estimator-container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  background: var(--navy-900);
  border: 1px solid var(--line);
  padding: 44px;
  text-align: left;
}
@media (max-width: 860px) {
  .estimator-container {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 30px 24px;
  }
}
.estimator-controls {
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.estimator-group h4 {
  font-family: var(--font-body);
  color: var(--gold-300);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 18px;
  margin-top: 0;
  font-weight: 500;
}
.estimator-services {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.estimator-service-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--navy-950);
  border: 1px solid var(--line);
  padding: 16px 20px;
  cursor: pointer;
  transition: border-color .3s ease, background .3s ease;
}
.estimator-service-item:hover {
  border-color: rgba(243,210,94,0.4);
}
.estimator-service-item.active {
  border-color: var(--gold-500);
  background: rgba(243,210,94,0.03);
}
.estimator-service-item input[type="checkbox"] {
  display: none;
}
.estimator-checkbox-custom {
  width: 18px;
  height: 18px;
  border: 1px solid var(--line);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s ease, border-color .2s ease;
}
.estimator-service-item.active .estimator-checkbox-custom {
  background: var(--gold-500);
  border-color: var(--gold-500);
}
.estimator-checkbox-custom::after {
  content: "";
  width: 4px;
  height: 8px;
  border: solid var(--navy-950);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  opacity: 0;
}
.estimator-service-item.active .estimator-checkbox-custom::after {
  opacity: 1;
}
.estimator-service-info {
  flex: 1;
}
.estimator-service-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--ivory);
}
.estimator-service-rate {
  font-size: 0.72rem;
  color: var(--ivory-dim);
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 2px;
}
.estimator-slider-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--navy-950);
  border: 1px solid var(--line);
  padding: 20px;
}
.estimator-slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.estimator-slider-label {
  font-size: 0.88rem;
  color: var(--ivory);
}
.estimator-slider-value {
  font-family: var(--font-display);
  color: var(--gold-300);
  font-size: 1.2rem;
  font-weight: 600;
}
.estimator-slider-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.estimator-slider-wrapper input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: var(--line);
  outline: none;
  transition: background 0.3s;
}
.estimator-slider-wrapper input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--gold-400);
  cursor: pointer;
  transition: transform 0.1s, background 0.3s;
  border: none;
}
.estimator-slider-wrapper input[type="range"]::-webkit-slider-thumb:hover {
  background: var(--gold-300);
  transform: scale(1.15);
}
.estimator-slider-wrapper input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--gold-400);
  cursor: pointer;
  border: none;
  transition: transform 0.1s, background 0.3s;
}
.estimator-slider-wrapper input[type="range"]::-moz-range-thumb:hover {
  background: var(--gold-300);
  transform: scale(1.15);
}

.estimator-summary-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--gold-500);
  background: linear-gradient(160deg, rgba(243,210,94,0.05), transparent 70%);
  padding: 34px;
  text-align: center;
}
.estimator-summary-header span {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-300);
}
.estimator-price-display {
  margin-top: 24px;
  margin-bottom: 24px;
}
.estimator-total-price {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 600;
  line-height: 1;
  background: linear-gradient(135deg, var(--gold-300), var(--gold-600));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: block;
}
.estimator-price-lbl {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ivory-dim);
  opacity: 0.7;
  margin-top: 8px;
}
.estimator-details-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
  margin-bottom: 26px;
  text-align: left;
}
.estimator-detail-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--ivory-dim);
}
.estimator-summary-card .btn {
  width: 100%;
  justify-content: center;
}

/* ============ FORM SUCCESS STATE ============ */
.contact-form-container {
  position: relative;
}
.form-success-overlay {
  position: absolute;
  inset: 0;
  background: var(--navy-900);
  border: 1px solid var(--gold-500);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .4s ease, visibility .4s ease;
  z-index: 10;
}
.form-success-overlay.show {
  opacity: 1;
  visibility: visible;
}
.form-success-overlay .success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2px solid var(--gold-400);
  color: var(--gold-300);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  animation: scaleUp .5s cubic-bezier(0.175, 0.885, 0.32, 1.275) both;
}
.form-success-overlay .success-icon svg {
  width: 28px;
  height: 28px;
}
.form-success-overlay h3 {
  color: var(--gold-300);
  margin-bottom: 12px;
}
.form-success-overlay p {
  font-size: 0.92rem;
  max-width: 300px;
  margin: 0;
}

@keyframes scaleUp {
  0% { transform: scale(0.5); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}