/* OmbraStore — Estimateur · styling
 * Editorial tone matching the gold-on-onyx brand system.
 * Vellum cream forms (paper moment) inside an onyx shell.
 */

ombra-estimator {
  position: fixed;
  inset: 0;
  z-index: 200;
  pointer-events: none;
}
ombra-estimator:empty { display: none; }

.est-backdrop {
  position: absolute;
  inset: 0;
  background: oklch(0.04 0.005 70 / 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  pointer-events: auto;
}
.est-backdrop[data-first="true"] {
  animation: estFade 0.3s ease both;
}
@keyframes estFade { from { opacity: 0 } to { opacity: 1 } }

.est-shell {
  position: absolute;
  top: 32px; bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  width: min(1180px, calc(100vw - 64px));
  background: var(--sand);
  color: var(--ink);
  border: 1px solid var(--hairline);
  display: grid;
  grid-template-rows: auto 1fr auto;
  pointer-events: auto;
  font-family: var(--grot);
  font-weight: 300;
}
.est-shell[data-first="true"] {
  animation: estRise 0.45s cubic-bezier(.2,.7,.2,1) both;
}
@keyframes estRise {
  from { transform: translateX(-50%) translateY(24px); }
  to   { transform: translateX(-50%) translateY(0); }
}

/* HEAD */
.est-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 48px;
  align-items: center;
  padding: 22px 32px;
  border-bottom: 1px solid var(--hairline);
}
.est-brand {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: 0.18em;
  color: var(--ink);
}
.est-dot { -webkit-text-fill-color: var(--terracotta); color: var(--terracotta); }
.est-progress {
  display: flex;
  gap: 4px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--graphite);
}
.est-step {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--hairline);
  background: transparent;
  transition: all 0.3s;
}
.est-step.is-active {
  background: var(--paper);
  color: var(--ink);
  border-color: color-mix(in oklch, var(--terracotta), transparent 50%);
}
.est-step.is-done {
  color: var(--terracotta);
}
/* Step animations only fire on continuer/retour, not input changes */
.est-shell[data-step-anim="true"] .est-step.is-active {
  animation: stepActiveIn 0.35s cubic-bezier(.2, .7, .2, 1) both;
}
.est-shell[data-step-anim="true"] .est-step.is-done {
  animation: stepDoneIn 0.35s ease both;
}
@keyframes stepActiveIn {
  0%   { transform: translateY(-2px); opacity: 0.55; }
  100% { transform: translateY(0);    opacity: 1; }
}
@keyframes stepDoneIn {
  0%   { opacity: 0.6; }
  100% { opacity: 1; }
}
.est-step-num {
  font-weight: 500;
  opacity: 0.85;
}
.est-step.is-active .est-step-num,
.est-step.is-done .est-step-num {
  color: var(--terracotta);
}
.est-close {
  background: transparent;
  border: 1px solid var(--hairline);
  color: var(--graphite);
  width: 36px; height: 36px;
  font-size: 22px;
  cursor: pointer;
  font-family: inherit;
  line-height: 1;
  transition: all 0.2s;
}
.est-close:hover {
  border-color: var(--terracotta);
  color: var(--ink);
}

/* BODY */
.est-scroll {
  overflow-y: auto;
  scrollbar-width: thin;
}
.est-shell[data-step-anim="true"] .est-scroll {
  animation: estScrollIn 0.35s cubic-bezier(.2, .7, .2, 1) both;
}
@keyframes estScrollIn {
  0%   { opacity: 0; transform: translateY(8px); }
  100% { opacity: 1; transform: translateY(0); }
}
.est-body {
  padding: 56px 80px;
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(280px, 4fr) 6fr;
  gap: 64px;
  align-items: start;
}
.est-side {
  position: sticky;
  top: 0;
  align-self: start;
}
.est-content {
  min-width: 0;
}
@media (max-width: 900px) {
  .est-body {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 32px;
  }
  .est-side { position: static; }
}
.est-section-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: 28px;
}
.est-h {
  font-family: var(--serif);
  font-weight: 300;
  /* clamp scales between split-layout (narrower column) and stacked. */
  font-size: clamp(44px, 5.2vw, 60px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  text-wrap: pretty;
}
.est-h em {
  font-style: italic;
  color: var(--terracotta);
}
.est-lede {
  font-size: 17px;
  line-height: 1.55;
  color: var(--graphite);
  max-width: 560px;
  margin: 0 0 56px;
}

/* PRODUCT GRID */
.est-products {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.est-product {
  background: var(--sand);
  border: none;
  text-align: left;
  padding: 28px 32px;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
  display: grid;
  border-radius: 0px !important;
  gap: 10px;
  transition: background 0.2s;
}
.est-product:hover { background: var(--bone); }
.est-product.is-selected {
  background: var(--paper);
  outline: 1px solid var(--terracotta);
  outline-offset: -1px;
  position: relative;
  z-index: 1;
}
.est-product-label {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 300;
  letter-spacing: -0.01em;
}
.est-product.is-selected .est-product-label {
  color: var(--terracotta);
}
.est-product-blurb {
  font-size: 14px;
  line-height: 1.5;
  color: var(--graphite);
}
.est-product-from {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clay);
  margin-top: 6px;
}
.est-product-from b {
  color: var(--ink);
  font-weight: 500;
}

/* DIMENSIONS */
.est-dims {
  display: grid;
  gap: 56px;
  max-width: 720px;
}
.est-slider {
  display: grid;
  gap: 12px;
}
.est-slider-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
}
.est-slider-val {
  font-family: var(--serif);
  font-size: 36px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.est-slider-val b {
  font-style: italic;
  font-weight: 300;
  color: var(--terracotta);
}
.est-slider input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 2px;
  background: var(--hairline);
  outline: none;
}
.est-slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px; height: 22px;
  background: var(--terracotta);
  border: 1px solid var(--terracotta);
  cursor: pointer;
  border-radius: 0;
}
.est-slider input[type="range"]::-moz-range-thumb {
  width: 22px; height: 22px;
  background: var(--terracotta);
  border: 1px solid var(--terracotta);
  cursor: pointer;
  border-radius: 0;
}
.est-slider-ticks {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--graphite);
}
.est-surface {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 24px 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.est-surface-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
}
.est-surface-val {
  font-family: var(--serif);
  font-style: italic;
  font-size: 48px;
  color: var(--terracotta);
}
.est-product-recap {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
}

/* OPTIONS */
.est-options {
  display: grid;
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  max-width: 720px;
}
.est-option {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  padding: 22px 28px;
  background: var(--sand);
  cursor: pointer;
  align-items: center;
  transition: background 0.2s;
}
.est-option:hover { background: var(--bone); }
.est-option input { display: none; }
.est-option-body {
  display: grid;
  gap: 4px;
}
.est-option-label {
  font-size: 16px;
  color: var(--ink);
}
.est-option-mult {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--clay);
}
.est-option-tick {
  width: 28px; height: 28px;
  border: 1px solid var(--hairline);
  display: grid;
  place-items: center;
  font-size: 14px;
  color: transparent;
  transition: all 0.2s;
}
.est-option.is-checked {
  background: var(--paper);
}
.est-option.is-checked .est-option-tick {
  background: var(--terracotta);
  border-color: var(--terracotta);
  color: var(--sand);
}

/* LIEU */
.est-lieu {
  max-width: 480px;
  display: grid;
  gap: 24px;
}
.est-field {
  display: grid;
  gap: 10px;
  width: 100%;
}

input {
  width: 100%;
}

.est-field-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
}
.est-field input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--hairline);
  padding: 12px 0;
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 300;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s;
}
.est-field input:focus {
  border-bottom-color: var(--terracotta);
}
.est-field input::placeholder {
  color: var(--graphite);
}
.est-city-detected {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
  padding: 10px 14px;
  background: var(--bone);
  border-left: 2px solid var(--terracotta);
  align-self: start;
}
.est-city-detected b {
  color: var(--ink);
  font-weight: 500;
}
.est-cities-hint {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--graphite);
  margin-top: 8px;
}

/* CONTACT */
.est-contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 48px;
  max-width: 720px;
}
.est-field-full { grid-column: 1 / -1; }

/* RESULT */
.est-result-card {
  background: var(--ink);
  color: var(--sand);
  padding: 56px 48px;
  border: 1px solid var(--hairline);
  margin-bottom: 32px;
  text-align: center;
}
.est-result-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--graphite);
  margin-bottom: 24px;
}
.est-result-range {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: 88px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--sand);
  margin-bottom: 24px;
  text-wrap: pretty;
}
.est-result-sep {
  font-style: normal;
  color: var(--bronze);
  font-size: 56px;
  vertical-align: middle;
  padding: 0 4px;
}
.est-result-foot {
  font-size: 14px;
  color: var(--graphite);
  font-style: italic;
  font-family: var(--serif);
  font-size: 18px;
}
.est-summary {
  display: grid;
  border: 1px solid var(--hairline);
  margin-bottom: 32px;
}
.est-summary-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--hairline);
}
.est-summary-row:last-child { border-bottom: none; }
.est-summary-row span {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
}
.est-summary-row b {
  color: var(--ink);
  font-weight: 400;
  font-size: 15px;
}
.est-result-actions {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  margin-bottom: 24px;
}
.est-result-fineprint {
  font-size: 12px;
  color: var(--graphite);
  line-height: 1.6;
  margin: 0;
  font-style: italic;
}

/* FOOT */
.est-foot {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 22px 32px;
  border-top: 1px solid var(--hairline);
  background: var(--sand);
}
.est-foot-step {
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--graphite);
}

/* BUTTONS */
.est-btn {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 14px 28px;
  border: 1px solid;
  cursor: pointer;
  transition: all 0.2s;
  background: transparent;
}
.est-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.est-btn-primary {
  background: var(--terracotta);
  border-color: var(--terracotta);
  color: var(--sand);
}
.est-btn-primary:hover:not(:disabled) {
  background: var(--terracotta);
}
.est-btn-ghost {
  border-color: var(--hairline);
  color: var(--graphite);
}
.est-btn-ghost:hover:not(:disabled) {
  border-color: var(--terracotta);
  color: var(--ink);
}

/* ENTRY POINT — mid-scroll banner section */
.est-banner {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 120px 56px;
  display: grid;
  grid-template-columns: 200px 1fr auto;
  gap: 64px;
  align-items: center;
  background: var(--bone);
}
.est-banner-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bronze);
  align-self: start;
}
.est-banner-h {
  font-family: var(--serif, "Cormorant Garamond"), serif;
  font-weight: 300;
  font-size: 64px;
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  color: var(--ink);
}
.est-banner-h em {
  font-style: italic;
  color: var(--terracotta);
}
.est-banner-sub {
  font-size: 16px;
  color: var(--graphite);
  max-width: 560px;
  margin: 0;
}
.est-banner-cta {
  background: var(--terracotta);
  color: var(--sand);
  padding: 18px 32px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: 1px solid var(--terracotta);
  cursor: pointer;
  transition: all 0.2s;
}
.est-banner-cta:hover {
  filter: brightness(1.08);
}

/* NAV CTA pill — accent treatment via .est-nav-cta */
.est-nav-cta {
  background: var(--terracotta);
  color: var(--sand) !important;
  padding: 10px 18px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border: 1px solid var(--terracotta);
  cursor: pointer;
  transition: all 0.2s;
}
.est-nav-cta:hover {
  filter: brightness(1.08);
}

/* HERO secondary CTA */
.est-hero-cta {
  background: var(--terracotta);
  color: var(--sand);
  padding: 16px 32px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: 1px solid var(--terracotta);
  cursor: pointer;
  display: inline-block;
  text-decoration: none;
  transition: all 0.2s;
}
.est-hero-cta:hover {
  filter: brightness(1.08);
}

/* =================================================================
   RESPONSIVE
   ================================================================= */
@media (max-width: 1024px) {
  .est-shell {
    top: 0; bottom: 0;
    width: 100vw;
    max-width: none;
    transform: none;
    left: 0;
    border: none;
  }
  @keyframes estRise {
    from { transform: translateY(24px); }
    to   { transform: translateY(0); }
  }
  .est-head {
    grid-template-columns: auto 1fr auto;
    gap: 16px;
    padding: 14px 20px;
  }
  .est-progress {
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    flex-wrap: nowrap;
  }
  .est-progress::-webkit-scrollbar { display: none; }
  .est-step { white-space: nowrap; flex: 0 0 auto; }
  .est-step-label { display: none; }
  .est-step.is-active .est-step-label { display: inline; }

  .est-body { padding: 40px 24px; }
  .est-h { font-size: clamp(40px, 8vw, 56px); }
  .est-lede { font-size: 15px; margin-bottom: 32px; }
  .est-section-num { margin-bottom: 16px; }

  .est-products { grid-template-columns: 1fr; }
  .est-product { padding: 20px 22px; }
  .est-product-label { font-size: 22px; }

  .est-dims { gap: 36px; }
  .est-slider-val { font-size: 28px; }
  .est-surface-val { font-size: 36px; }

  .est-contact { grid-template-columns: 1fr; gap: 24px; }
  .est-field input { font-size: 22px; }

  .est-result-card { padding: 36px 24px; }
  .est-result-range {
    font-size: clamp(40px, 9vw, 64px);
    line-height: 1.05;
  }
  .est-result-sep {
    display: block;
    font-size: 32px;
    margin: 8px 0;
  }
  .est-summary-row {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 14px 18px;
  }
  .est-result-actions {
    grid-template-columns: 1fr;
  }

  .est-foot {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 14px 20px;
  }
  .est-foot-step { display: none; }
  .est-btn { padding: 12px 16px; font-size: 11px; letter-spacing: 0.1em; }
}

@media (max-width: 640px) {
  .est-brand { font-size: 16px; }
  .est-progress { gap: 2px; }
  .est-step { padding: 5px 7px; font-size: 9px; }
  .est-body { padding: 28px 16px; }
  .est-h { font-size: clamp(32px, 9vw, 44px); }
  .est-cities-hint { font-size: 9px; gap: 6px 16px; }
  .est-result-range { font-size: clamp(32px, 11vw, 48px); }
  .est-foot { padding: 12px 16px; }
  .est-btn { padding: 11px 12px; font-size: 10px; }
}