/* =========================================================
   Page « Batteries sur mesure » — brief de projet & pré-étude
   ========================================================= */

.sr-only {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.sm-defs { position: absolute; width: 0; height: 0; overflow: hidden; }
.page-sm [hidden] { display: none !important; }

/* Focus clavier visible et cohérent */
.page-sm :is(a, button, input, textarea, select, summary):focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
}

/* =================== HERO =================== */
.sm-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  padding: calc(var(--nav-h) + 48px) 0 96px;
  display: flex; align-items: center;
  overflow: hidden;
  isolation: isolate;
}
.sm-hero__orb { top: -20%; left: -15%; opacity: .22; }
.sm-hero__orb--blue {
  top: auto; bottom: -35%; left: auto; right: -20%;
  background: radial-gradient(circle, var(--accent-2) 0%, transparent 60%);
  opacity: .16;
}
.sm-hero__grid {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 60% 50%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 60% 50%, #000 20%, transparent 75%);
}
.sm-hero__inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 80px); align-items: center;
}
.sm-hero__title { margin-bottom: 28px; font-size: clamp(3rem, 5.8vw, 6rem); }
.sm-line { display: block; overflow: hidden; padding-bottom: .06em; }
.sm-line > span { display: inline-block; }
.sm-hero__lead { max-width: 30ch; margin: 0 0 36px; }
.sm-hero__visual { position: relative; }
.hero-batt { width: 100%; height: auto; overflow: visible; }
.hb-label { fill: var(--text-faint); font: 500 13px var(--font); letter-spacing: .08em; }
.hb-pct { fill: #fff; font: 700 64px var(--font); letter-spacing: -0.04em; paint-order: stroke; stroke: rgba(5,6,8,.45); stroke-width: 8px; stroke-linejoin: round; }
.hb-pct-unit { font-size: 30px; fill: rgba(255,255,255,.7); }

.sm-hero__specs { list-style: none; margin: 0; padding: 0; position: absolute; inset: 0; pointer-events: none; }
.hb-spec {
  position: absolute; left: var(--x); top: var(--y);
  padding: 12px 16px; border-radius: 16px;
  display: flex; flex-direction: column; gap: 2px;
  font-size: .75rem; color: var(--text-dim);
  white-space: nowrap;
}
.hb-spec b { font-size: 1.05rem; color: var(--text); letter-spacing: -0.02em; }

.sm-hero__scroll {
  position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%);
  width: 26px; height: 42px; border-radius: 14px; border: 1.5px solid var(--line-strong);
  z-index: 2;
}
.sm-hero__scroll span {
  position: absolute; left: 50%; top: 9px; width: 3px; height: 8px; margin-left: -1.5px;
  border-radius: 2px; background: var(--accent);
  animation: sm-scroll 1.8s var(--ease) infinite;
}
@keyframes sm-scroll { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

@media (max-width: 900px) {
  .sm-hero { min-height: auto; padding-bottom: 120px; }
  .sm-hero__inner { grid-template-columns: 1fr; }
  .sm-hero__title { font-size: clamp(3rem, 11vw, 6rem); }
  .sm-hero__lead { max-width: 40ch; }
  .sm-hero__visual { margin-top: 24px; }
  .sm-hero__scroll { display: none; }
  .sm-hero { padding-bottom: 72px; }
}
@media (max-width: 520px) {
  .hb-spec { padding: 8px 11px; font-size: .625rem; border-radius: 12px; }
  .hb-spec b { font-size: .85rem; }
  .sm-hero__ctas .btn { flex: 1 1 100%; justify-content: center; }
}

/* =================== PROCESS =================== */
.sm-process { position: relative; }
.sm-process__pin {
  min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center;
  padding: calc(var(--nav-h) + 32px) 0 48px;
}
.sm-process__inner { width: 100%; }
.sm-process__head { margin-bottom: clamp(28px, 4vw, 48px); }

.sm-process__progress { position: relative; margin-bottom: clamp(32px, 5vw, 64px); }
.sm-process__track {
  position: absolute; left: 0; right: 0; top: 50%; height: 2px; margin-top: -1px;
  background: var(--line-strong); border-radius: 2px; overflow: hidden;
}
.sm-process__fill {
  position: absolute; inset: 0; background: var(--accent-grad);
  transform-origin: left center; transform: scaleX(0);
  box-shadow: 0 0 18px rgba(62,240,161,.6);
}
.sm-process__dots { position: relative; list-style: none; margin: 0; padding: 0; display: flex; justify-content: space-between; }
.sm-process__dots li {
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg); border: 1.5px solid var(--line-strong);
  font-size: .75rem; font-weight: 700; color: var(--text-faint);
  transition: border-color .5s, color .5s, box-shadow .5s, background .5s;
}
.sm-process__dots li.is-done { border-color: var(--accent); color: var(--accent); }
.sm-process__dots li.is-active {
  border-color: var(--accent); color: #031b10; background: var(--accent);
  box-shadow: 0 0 0 6px rgba(62,240,161,.12), var(--glow);
}

.sm-process__body { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(32px, 5vw, 80px); align-items: center; }
.sm-steps { list-style: none; margin: 0; padding: 0; display: grid; }
.sm-step { grid-area: 1 / 1; opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease), transform .8s var(--ease); pointer-events: none; }
.sm-step.is-active { opacity: 1; transform: none; pointer-events: auto; }
.sm-step__num { display: inline-block; color: var(--accent); font-weight: 600; font-size: .875rem; letter-spacing: .08em; margin-bottom: 14px; }
.sm-step__title { font-size: clamp(1.75rem, 3.4vw, 3rem); letter-spacing: -0.035em; line-height: 1.05; margin-bottom: 18px; }
.sm-step__text { color: var(--text-dim); font-size: var(--fs-lead); line-height: 1.5; margin: 0; max-width: 36ch; }

.sm-stage { position: relative; aspect-ratio: 4 / 3; border-radius: var(--radius); overflow: hidden; }
.sm-stage::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 40%, rgba(62,240,161,.12), transparent 65%);
}
.sm-visual {
  position: absolute; inset: 8%; width: 84%; height: 84%;
  opacity: 0; transform: scale(.94); transition: opacity .6s var(--ease), transform .9s var(--ease);
}
.sm-visual.is-active { opacity: 1; transform: none; }
.v-label { fill: var(--text-faint); font: 500 12px var(--font); letter-spacing: .04em; }

/* Animations des visuels (actives quand l'étape est affichée) */
.v-line { stroke-dasharray: 520; stroke-dashoffset: 520; }
.is-active .v-line { animation: v-draw 1.6s var(--ease) forwards; }
.v-ring { transform-box: fill-box; transform-origin: center; }
.is-active .v-ring { animation: v-ring 1.8s ease-out infinite; }
.v-lens { transform-box: view-box; }
.is-active .v-lens { animation: v-float 4s ease-in-out infinite; }
.v-iso-cells ellipse { opacity: 0; }
.is-active .v-iso-cells ellipse { animation: v-fade .5s var(--ease) forwards; }
.is-active .v-iso-cells ellipse:nth-child(2) { animation-delay: .08s; }
.is-active .v-iso-cells ellipse:nth-child(3) { animation-delay: .16s; }
.is-active .v-iso-cells ellipse:nth-child(4) { animation-delay: .24s; }
.is-active .v-iso-cells ellipse:nth-child(5) { animation-delay: .32s; }
.is-active .v-iso-cells ellipse:nth-child(6) { animation-delay: .4s; }
.is-active .v-iso-cells ellipse:nth-child(7) { animation-delay: .48s; }
.is-active .v-iso-cells ellipse:nth-child(8) { animation-delay: .56s; }
.is-active .v-iso-cells ellipse:nth-child(9) { animation-delay: .64s; }
.v-fab-cells circle { fill: rgba(255,255,255,.06); stroke: rgba(255,255,255,.18); stroke-width: 1.5; }
.is-active .v-fab-cells circle { animation: v-on .35s var(--ease) forwards; animation-delay: var(--d, 0s); }
@keyframes v-on { to { fill: rgba(62,240,161,.75); stroke: #3ef0a1; } }
.v-bar { transform-box: fill-box; transform-origin: left center; transform: scaleX(0); }
.is-active .v-bar { animation: v-bar 2.4s var(--ease) forwards; }
.v-check { opacity: 0; }
.is-active .v-check { animation: v-pop .6s var(--ease) 2.2s forwards; }
.is-active .v-route { animation: v-dash 1.2s linear infinite; }
.is-active .v-box { animation: v-float 3.4s ease-in-out infinite; }
.is-active .v-pin { animation: v-bob 1.6s ease-in-out infinite; }

@keyframes v-draw { to { stroke-dashoffset: 0; } }
@keyframes v-ring { 0% { transform: scale(1); opacity: .9; } 100% { transform: scale(4); opacity: 0; } }
@keyframes v-float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes v-bob { 0%,100% { transform: translate(360px, 80px); } 50% { transform: translate(360px, 72px); } }
@keyframes v-fade { to { opacity: 1; } }
@keyframes v-bar { to { transform: scaleX(1); } }
@keyframes v-pop { 0% { opacity: 0; transform: translate(320px,60px) scale(.4); } 100% { opacity: 1; transform: translate(320px,60px) scale(1); } }
@keyframes v-dash { to { stroke-dashoffset: -28; } }

/* Mode « empilé » : mobile, mouvement réduit ou sans GSAP */
.sm-process.is-static .sm-process__pin { min-height: 0; display: block; padding: var(--section-y) 0; }
.sm-process.is-static .sm-process__progress { display: none; }
.sm-process.is-static .sm-process__body { display: block; }
.sm-process.is-static .sm-process__stage { display: none; }
.sm-process.is-static .sm-steps { gap: 16px; counter-reset: none; }
.sm-process.is-static .sm-step {
  grid-area: auto; opacity: 1; transform: none; pointer-events: auto;
  padding: 28px 24px 28px 28px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--line);
  position: relative; overflow: hidden;
}
.sm-process.is-static .sm-step::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--accent-grad);
}
.sm-process.is-static .sm-step__title { font-size: clamp(1.5rem, 6vw, 2rem); margin-bottom: 10px; }
.sm-process.is-static .sm-step__text { font-size: 1rem; }

/* =================== CONFIGURATEUR =================== */
.sm-config { overflow: clip; }
.sm-config__orb { top: 10%; left: 50%; transform: translateX(-50%); opacity: .1; }
.sm-config__head { position: relative; max-width: 760px; margin: 0 auto clamp(48px, 7vw, 96px); }
.sm-config__head .t-lead { margin: 22px auto 0; max-width: 46ch; }

.cfg {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px); align-items: start;
}
.cfg__steps { display: grid; gap: 16px; margin: 0; }

.cfg-step {
  margin: 0; min-width: 0;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.01));
}
.cfg-step__legend {
  float: left; width: 100%; padding: 0;
  display: flex; align-items: center; gap: 12px;
  font-size: 1.25rem; font-weight: 700; letter-spacing: -0.02em;
}
.cfg-step__legend + * { clear: both; }
.cfg-step__n {
  font-size: .75rem; font-weight: 700; letter-spacing: .06em; color: var(--accent);
  padding: 4px 8px; border-radius: 8px; background: rgba(62,240,161,.1);
}
.cfg-step__opt { margin-left: auto; font-size: .75rem; font-weight: 500; letter-spacing: .04em; color: var(--text-faint); text-transform: uppercase; }
.cfg-step__help { display: block; color: var(--text-dim); font-size: .9375rem; margin: 8px 0 18px; }

/* Contrôles segmentés (radios natifs, accessibles) */
.seg { display: grid; gap: 10px; }
.seg--tiles { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
.seg--cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.seg--pills { display: flex; flex-wrap: wrap; gap: 8px; }
.seg__opt { position: relative; display: block; cursor: pointer; }
.seg__opt input, .toggle input {
  position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; pointer-events: none;
}
.seg__box {
  display: flex; flex-direction: column; justify-content: center; height: 100%;
  border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  padding: 14px 16px; background: rgba(255,255,255,.02);
  transition: border-color .3s, background .3s, box-shadow .3s, color .3s, transform .4s var(--ease);
}
.seg__opt:hover .seg__box { border-color: rgba(255,255,255,.3); background: rgba(255,255,255,.04); }
.seg__opt input:checked + .seg__box {
  border-color: var(--accent); background: rgba(62,240,161,.08);
  box-shadow: inset 0 0 0 1px var(--accent), 0 0 32px rgba(62,240,161,.12);
}
.seg__opt input:focus-visible + .seg__box { outline: 2px solid var(--accent-2); outline-offset: 3px; }
.seg--pills .seg__box { padding: 11px 18px; border-radius: 999px; font-weight: 600; font-size: .9375rem; white-space: nowrap; }
.seg--pills .seg__opt input:checked + .seg__box { color: #031b10; background: var(--accent); }

.seg__icon { width: 28px; height: 28px; margin-bottom: 12px; color: var(--text-dim); transition: color .3s; }
.seg__opt input:checked + .seg__box .seg__icon { color: var(--accent); }
.seg__title { font-weight: 600; font-size: .9375rem; letter-spacing: -0.01em; }
.seg__sub { font-size: .75rem; color: var(--text-faint); margin-top: 2px; }
.seg--cards .seg__box { justify-content: flex-start; padding: 18px; gap: 8px; }
.seg__desc { font-size: .8125rem; color: var(--text-dim); line-height: 1.45; }
.seg__meta { font-size: .75rem; color: var(--text-faint); margin-top: auto; padding-top: 6px; }

/* Curseur de capacité */
.range { margin-top: 8px; }
.range__top { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; }
.range__top .cfg-step__help { margin: 0; }
.range__value { font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 700; letter-spacing: -0.04em; font-variant-numeric: tabular-nums; }
.range input[type="range"] {
  --p: 9%;
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 36px; margin: 14px 0 6px; background: transparent; cursor: pointer;
}
.range input[type="range"]::-webkit-slider-runnable-track {
  height: 6px; border-radius: 6px;
  background: linear-gradient(90deg, #3ef0a1, #2fb7ff) 0 / var(--p) 100% no-repeat, rgba(255,255,255,.1);
}
.range input[type="range"]::-moz-range-track { height: 6px; border-radius: 6px; background: rgba(255,255,255,.1); }
.range input[type="range"]::-moz-range-progress { height: 6px; border-radius: 6px; background: var(--accent-grad); }
.range input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 26px; height: 26px; margin-top: -10px; border-radius: 50%;
  background: #fff; border: 0; box-shadow: 0 0 0 6px rgba(62,240,161,.18), 0 4px 14px rgba(0,0,0,.5);
  transition: box-shadow .3s;
}
.range input[type="range"]::-moz-range-thumb {
  width: 26px; height: 26px; border-radius: 50%; border: 0;
  background: #fff; box-shadow: 0 0 0 6px rgba(62,240,161,.18), 0 4px 14px rgba(0,0,0,.5);
}
.range input[type="range"]:hover::-webkit-slider-thumb { box-shadow: 0 0 0 10px rgba(62,240,161,.22), 0 4px 14px rgba(0,0,0,.5); }
.range input[type="range"]:focus-visible { outline: none; }
.range input[type="range"]:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 4px var(--bg), 0 0 0 6px var(--accent-2); }
.range input[type="range"]:focus-visible::-moz-range-thumb { box-shadow: 0 0 0 4px var(--bg), 0 0 0 6px var(--accent-2); }
.range__scale { display: flex; justify-content: space-between; font-size: .75rem; color: var(--text-faint); margin-bottom: 14px; }
.range p { margin: 0; }

/* Champs */
.field { position: relative; display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.field label { font-size: .875rem; font-weight: 500; color: var(--text-dim); }
.field input, .field textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--text);
  background: rgba(255,255,255,.03); border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm); padding: 14px 16px;
  transition: border-color .3s, background .3s, box-shadow .3s;
}
.field textarea { resize: vertical; min-height: 130px; line-height: 1.5; }
.field input::placeholder, .field textarea::placeholder { color: var(--text-faint); }
.field input:hover, .field textarea:hover { border-color: rgba(255,255,255,.28); }
.page-sm .field input:focus-visible, .page-sm .field textarea:focus-visible,
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--accent); background: rgba(62,240,161,.04);
  box-shadow: 0 0 0 4px rgba(62,240,161,.12);
}
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: #ff6b6b; box-shadow: 0 0 0 4px rgba(255,107,107,.12); }
.field__err { margin: 0; min-height: 0; font-size: .8125rem; color: #ff8a8a; }
.field__err:empty { display: none; }
.field__count { margin: 0; text-align: right; color: var(--text-faint); }
.field--unit input { padding-right: 48px; -moz-appearance: textfield; appearance: textfield; }
.field--unit input::-webkit-inner-spin-button, .field--unit input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.field__unit { position: absolute; right: 16px; bottom: 15px; font-size: .875rem; color: var(--text-faint); pointer-events: none; }
.dims { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }

/* Récapitulatif */
.cfg__summary { position: sticky; top: calc(var(--nav-h) + 20px); }
.sum {
  border-radius: var(--radius); padding: clamp(20px, 2.2vw, 28px); background: rgba(17,20,25,.72);
  max-height: calc(100vh - var(--nav-h) - 40px); overflow-y: auto; overscroll-behavior: contain;
  scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.15) transparent;
}
.sum__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 4px; }
.sum__title { font-size: 1.125rem; letter-spacing: -0.01em; }
.sum__chip { font-variant-numeric: tabular-nums; color: var(--accent); border-color: rgba(62,240,161,.35); }
.sum__visual {
  position: relative; margin: 2px -8px 8px; aspect-ratio: 420 / 240;
  border-radius: var(--radius-sm);
  background: radial-gradient(ellipse at 50% 55%, rgba(62,240,161,.08), transparent 70%);
}
.sum__visual svg { width: 100%; height: 100%; overflow: visible; }
.pk-label { fill: var(--text-faint); font: 500 11px var(--font); letter-spacing: .06em; }
.pk-badge text { fill: var(--text); font: 700 10px var(--font); letter-spacing: .04em; }

.sum__kpis { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 1px; margin: 0 0 14px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.sum__kpi { background: var(--bg-card); padding: 12px 14px; min-width: 0; }
.sum__kpi dt { font-size: .6875rem; color: var(--text-faint); letter-spacing: .04em; text-transform: uppercase; margin-bottom: 4px; }
.sum__kpi dd { margin: 0; font-size: 1rem; font-weight: 600; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.sum__kpi dd small { font-size: .8125rem; font-weight: 500; color: var(--text-dim); margin-left: 4px; }
.sum__kpi--main dd { font-size: clamp(1.5rem, 2.4vw, 2rem); font-weight: 700; letter-spacing: -0.045em; line-height: 1.05; }
.sum__kpi--main dd span { background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sum__kpi--main dd small { font-size: .875rem; }
.sum__kpi:not(.sum__kpi--main) dd { padding-top: .35em; }

.sum__list { list-style: none; margin: 0 0 12px; padding: 0; display: grid; gap: 5px; font-size: .8125rem; line-height: 1.4; }
.sum__list li { display: flex; justify-content: space-between; gap: 16px; padding-bottom: 5px; border-bottom: 1px solid var(--line); }
.sum__list li:last-child { border-bottom: 0; padding-bottom: 0; }
.sum__list span:first-child { color: var(--text-faint); flex: none; }
.sum__list span:last-child { text-align: right; color: var(--text); }
@media (min-width: 901px) {
  .sum__list { grid-template-columns: 1fr 1fr; column-gap: 16px; }
  .sum__list li { flex-direction: column; gap: 0; }
  .sum__list span:first-child { font-size: .6875rem; letter-spacing: .04em; text-transform: uppercase; }
  .sum__list span:last-child { text-align: left; }
  .sum__list li:nth-last-child(2) { border-bottom: 0; padding-bottom: 0; }
  .sum__list li.sum__list-full { grid-column: 1 / -1; }
  .sum__list li:nth-last-child(2):has(+ .sum__list-full) { border-bottom: 1px solid var(--line); padding-bottom: 5px; }
}

.sum__cta { width: 100%; justify-content: center; margin-top: 16px; }
.sum__viz { display: flex; justify-content: center; margin-top: 10px; font-size: .875rem; }
.sum__viz::after { content: none; }

/* ---- Brief : compléments ---- */
.cfg-field { margin: 14px 0 22px; }
.cfg-step__foot { margin: 14px 0 0; color: var(--text-dim); line-height: 1.5; }
.cfg-step__foot:empty { display: none; }
.cfg-step__foot .btn-link { display: inline; }
.cfg-step__help--sep { margin-top: 28px; }
.range--sep { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--line); }
.seg--series .seg__box { min-width: 58px; justify-content: center; text-align: center; font-variant-numeric: tabular-nums; }
.seg--mini { margin: 12px 0 2px; }
.seg--mini .seg__box { padding: 7px 14px; font-size: .8125rem; }
.seg--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cfg-pair { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 12px; margin-top: 12px; }

/* Menu déroulant */
.field select {
  width: 100%; font: inherit; font-size: 1rem; color: var(--text);
  -webkit-appearance: none; appearance: none; cursor: pointer;
  background: rgba(255,255,255,.03) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%23a1a1a6' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 16px center;
  border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  padding: 14px 44px 14px 16px;
  transition: border-color .3s, background-color .3s, box-shadow .3s;
}
.field select:hover { border-color: rgba(255,255,255,.28); }
.field select option { background: var(--bg-card); color: var(--text); }
.page-sm .field select:focus-visible, .field select:focus {
  outline: none; border-color: var(--accent); background-color: rgba(62,240,161,.04);
  box-shadow: 0 0 0 4px rgba(62,240,161,.12);
}

/* Carte chargeur de la boutique */
.charger-card {
  display: flex; align-items: center; gap: 16px; margin-top: 12px;
  padding: 12px 18px 12px 12px; border-radius: var(--radius-sm);
  border: 1px solid rgba(47,183,255,.28); background: rgba(47,183,255,.06);
  transition: border-color .3s, background .3s;
  animation: qs-in .6s var(--ease);
}
.charger-card:hover { border-color: var(--accent-2); background: rgba(47,183,255,.1); }
.charger-card img { flex: none; width: 56px; height: 56px; object-fit: cover; border-radius: 10px; background: #fff; }
.charger-card__txt { display: flex; flex-direction: column; gap: 2px; font-size: .8125rem; color: var(--text-dim); line-height: 1.4; min-width: 0; }
.charger-card__txt b { color: var(--text); font-size: .9375rem; font-weight: 600; }
.charger-card__go { margin-left: auto; font-size: 1.6rem; line-height: 1; color: var(--accent-2); transition: transform .3s var(--ease); }
.charger-card:hover .charger-card__go { transform: translateX(4px); }

/* Pré-étude */
.sum__kicker { margin: 0 0 2px; font-size: .6875rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.pk-badge--line text { fill: #fff; }
.pk-led { animation: pk-led 2.4s ease-in-out infinite; }
@keyframes pk-led { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
.sum__notes { list-style: none; margin: 0 0 12px; padding: 0; display: grid; gap: 8px; }
.sum__note { margin: 0; padding: 10px 12px; border-radius: 10px; font-size: .8125rem; line-height: 1.45; animation: qs-in .5s var(--ease); }
.sum__note--info { background: rgba(255,255,255,.04); color: var(--text-dim); border: 1px solid var(--line-strong); }
.sum__note--info::before { content: "i"; display: inline-grid; place-items: center; width: 16px; height: 16px; margin-right: 8px; border-radius: 50%; border: 1px solid currentColor; font: 700 .625rem/1 var(--font); font-style: italic; vertical-align: 1px; }
.sum__note--spec { background: rgba(47,183,255,.08); color: #9fdcff; border: 1px solid rgba(47,183,255,.2); }
.sum__note--warn { background: rgba(255,186,73,.07); color: #ffd28a; border: 1px solid rgba(255,186,73,.22); }
.sum__legal { margin: 0; padding-top: 12px; border-top: 1px solid var(--line-strong); font-size: .75rem; line-height: 1.5; }
.sum__legal strong { color: var(--text); font-weight: 600; }

/* Récap du devis */
.quote-recap__list .quote-recap__sep { height: 1px; margin: 6px 0; background: var(--line); }

@media (max-width: 560px) {
  .seg--two { grid-template-columns: 1fr; }
  .cfg-pair { grid-template-columns: 1fr; }
  .seg--series { gap: 6px; }
  .seg--series .seg__box { min-width: 52px; padding: 9px 10px; }
  .seg--series .seg__opt--wide { flex: 1 1 auto; }
  .range__top { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  .pk-led, .charger-card, .sum__note { animation: none; }
}


/* Barre récapitulative mobile */
.cfg-bar {
  position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 90;
  display: none; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 10px 10px 18px; border-radius: 999px;
  background: rgba(12,14,18,.82);
  transform: translateY(140%); transition: transform .5s var(--ease);
}
.cfg-bar.is-visible { transform: none; }
.cfg-bar__txt { display: flex; flex-direction: column; line-height: 1.2; font-size: .8125rem; color: var(--text-dim); }
.cfg-bar__txt b { font-size: 1rem; color: var(--text); font-variant-numeric: tabular-nums; }
.cfg-bar__btn { padding: 10px 16px; font-size: .875rem; }

@media (max-width: 1020px) {
  .seg--cards { grid-template-columns: 1fr; }
  .seg--cards .seg__meta { margin-top: 0; }
}
@media (max-width: 900px) {
  .cfg { grid-template-columns: 1fr; }
  .cfg__summary { position: relative; top: 0; }
  .sum { max-height: none; overflow: visible; }
  .cfg-bar { display: flex; }
}
@media (max-width: 560px) {
  .seg--tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .seg--tiles .seg__box { padding: 12px; }
  .seg--pills .seg__box { padding: 10px 14px; font-size: .875rem; }
  .dims { grid-template-columns: 1fr 1fr; }
  .dims .field:last-child { grid-column: 1 / -1; }
  .cfg-step { border-radius: 20px; }
  .sum__kpis { grid-template-columns: 1fr 1fr; }
  .sum__kpi--main { grid-column: 1 / -1; }
}

/* =================== DEVIS =================== */
.sm-quote { background: linear-gradient(180deg, transparent, rgba(47,183,255,.035) 40%, transparent); }
.sm-quote__inner { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.sm-quote__intro .t-lead { margin: 22px 0 32px; }
.quote-recap { padding: 24px; border-radius: 20px; }
.quote-recap__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.quote-recap__title { font-weight: 600; font-size: .9375rem; }
.quote-recap__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: .875rem; }
.quote-recap__list li { display: flex; justify-content: space-between; gap: 16px; }
.quote-recap__list span:first-child { color: var(--text-faint); flex: none; }
.quote-recap__list span:last-child { text-align: right; }
.quote-recap__list .is-total { font-weight: 600; }
.quote-recap__list .is-total span:last-child { color: var(--accent); }

.quote { display: grid; gap: 20px; }
.quote__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field--full { grid-column: 1 / -1; }
.req { color: var(--accent); }
.opt { color: var(--text-faint); font-weight: 400; }
.check { display: flex; gap: 14px; align-items: flex-start; font-size: .875rem; color: var(--text-dim); line-height: 1.5; }
.check input {
  -webkit-appearance: none; appearance: none; flex: none;
  width: 22px; height: 22px; margin: 1px 0 0; border-radius: 7px; cursor: pointer;
  border: 1.5px solid var(--line-strong); background: rgba(255,255,255,.03);
  display: grid; place-items: center; transition: background .3s, border-color .3s;
}
.check input::after {
  content: ""; width: 10px; height: 6px; margin-top: -3px;
  border-left: 2px solid #031b10; border-bottom: 2px solid #031b10;
  transform: rotate(-45deg) scale(0); transition: transform .3s var(--ease);
}
.check input:checked { background: var(--accent); border-color: var(--accent); }
.check input:checked::after { transform: rotate(-45deg) scale(1); }
.check input[aria-invalid="true"] { border-color: #ff6b6b; }
.check label { cursor: pointer; }
.quote__submit { justify-self: start; }
.quote__submit svg { transition: transform .4s var(--ease); }
.quote__submit:hover svg { transform: translateX(4px); }
.quote__mention { margin: -6px 0 0; }

.quote-success { text-align: left; display: grid; gap: 18px; justify-items: start; outline: none; }
.quote-success[hidden] { display: none; }
.quote-success p { margin: 0; }
.quote-success__icon { width: 72px; height: 72px; }
.qs-check { stroke-dasharray: 40; stroke-dashoffset: 40; }
.quote-success.is-shown .qs-check { animation: v-draw .8s var(--ease) .25s forwards; }
.quote-success.is-shown { animation: qs-in .8s var(--ease); }
.sm-mail { color: var(--accent-2); }
@keyframes qs-in { from { opacity: 0; transform: translateY(20px) scale(.98); } to { opacity: 1; transform: none; } }

@media (max-width: 900px) {
  .sm-quote__inner { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .quote__grid { grid-template-columns: 1fr; }
  .quote__submit { justify-self: stretch; justify-content: center; }
}

/* =================== RÉASSURANCE =================== */
.sm-trust { padding-top: 0; }
.trust { list-style: none; margin: 0; padding: 0; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.trust__item { padding: 28px; }
.trust__item--safety { background: radial-gradient(90% 70% at 0% 0%, rgba(62,240,161,.08), transparent 70%), var(--bg-card); border-color: rgba(62,240,161,.22); }
.trust__link { display: inline-block; margin-top: 14px; }
.trust__icon { width: 34px; height: 34px; color: var(--accent); margin-bottom: 22px; }
.trust__title { font-size: 1.125rem; letter-spacing: -0.02em; margin-bottom: 8px; }
.trust__item p { margin: 0; font-size: .9375rem; }
@media (max-width: 1200px) {
  .trust { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.trust__benefits, .sm-step__benefits {
  list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 6px;
  font-size: .875rem; color: var(--text-dim);
}
.trust__benefits li, .sm-step__benefits li { position: relative; padding-left: 18px; line-height: 1.4; }
.trust__benefits li::before, .sm-step__benefits li::before {
  content: ""; position: absolute; left: 0; top: .45em; width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 10px rgba(62,240,161,.45);
}
.sm-step__benefits { margin-top: 14px; font-size: .9375rem; max-width: 36ch; }
.sm-step__safety {
  margin: 16px 0 0; max-width: 40ch; padding: 12px 14px;
  border-radius: 12px; border: 1px solid rgba(62,240,161,.25); background: rgba(62,240,161,.05);
  font-size: .875rem; line-height: 1.5; color: var(--text-dim);
}
.sm-step__safety-k { color: var(--text); font-weight: 600; }
/* Mode épinglé : l'étape « Fabrication » doit tenir dans la hauteur d'écran */
.sm-process:not(.is-static) .sm-step__benefits { display: flex; flex-wrap: wrap; gap: 6px 18px; max-width: none; font-size: .875rem; margin-top: 12px; }
.sm-process:not(.is-static) .sm-step__safety { max-width: 52ch; margin-top: 12px; padding: 10px 14px; }
.sm-process:not(.is-static) .sm-step[data-step="2"] .sm-step__text { font-size: clamp(1rem, 1.3vw, 1.25rem); max-width: 44ch; }
.sm-step__safety .btn-link { font-size: inherit; white-space: nowrap; }
@media (max-width: 560px) { .trust { grid-template-columns: 1fr; } }

/* =================== FAQ =================== */
.sm-faq { padding-top: 0; }
.sm-faq__inner { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.sm-faq__intro .t-lead { margin: 20px 0 30px; }
.faq { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__item summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 24px 0; font-size: 1.125rem; font-weight: 600; letter-spacing: -0.015em;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: ""; flex: none; width: 12px; height: 12px;
  border-right: 2px solid var(--text-dim); border-bottom: 2px solid var(--text-dim);
  transform: rotate(45deg) translateY(-4px); transition: transform .4s var(--ease);
}
.faq__item[open] summary::after { transform: rotate(-135deg) translateY(-2px); }
.faq__item p { margin: -6px 0 24px; color: var(--text-dim); max-width: 60ch; }
@media (max-width: 900px) { .sm-faq__inner { grid-template-columns: 1fr; } }

/* =================== Mouvement réduit =================== */
@media (prefers-reduced-motion: reduce) {
  .sm-hero__scroll span { animation: none; opacity: 1; }
  .v-line { stroke-dashoffset: 0; }
  .v-iso-cells ellipse, .v-check { opacity: 1; }
  .v-fab-cells circle { fill: rgba(62,240,161,.75); stroke: #3ef0a1; }
  .v-check { transform: translate(320px, 60px); }
  .v-bar { transform: scaleX(1); }
  .qs-check { stroke-dashoffset: 0; }
  .is-active .v-line, .is-active .v-ring, .is-active .v-lens, .is-active .v-iso-cells ellipse,
  .is-active .v-bar, .is-active .v-check, .is-active .v-fab-cells circle, .is-active .v-route, .is-active .v-box, .is-active .v-pin,
  .quote-success.is-shown, .quote-success.is-shown .qs-check { animation: none !important; }
  .is-active .v-pin { transform: translate(360px, 80px); }
}