/* ========================================
   Stone & Grain — Pricing
   Transparent rate table
   ======================================== */

.pricing {
  background: var(--cream);
  padding: var(--section-py) 0;
}

.pricing__header {
  margin-bottom: 64px;
  max-width: 720px;
}

.pricing__header h2 em {
  color: var(--charcoal);
}

.pricing__intro {
  margin-top: 24px;
  font-size: 1rem;
  color: var(--warm-gray);
  line-height: 1.8;
}

.pricing__groups {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.pricing__group {
  background: var(--warm-white);
  padding: 36px 40px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.pricing__group-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--charcoal);
  margin-bottom: 6px;
}

.pricing__group-unit {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 24px;
}

.pricing__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.pricing__list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-body);
  font-size: 0.88rem;
}

.pricing__list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.pricing__item-name {
  color: var(--charcoal);
  font-weight: 400;
  flex: 1;
  line-height: 1.4;
}

.pricing__item-rate {
  color: var(--accent);
  font-weight: 500;
  font-size: 0.95rem;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.pricing__item-rate em {
  font-style: normal;
  font-size: 0.72rem;
  color: var(--warm-gray);
  margin-left: 3px;
  font-weight: 300;
  letter-spacing: 0.02em;
}

.pricing__note {
  margin-top: 56px;
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--warm-gray);
  font-style: italic;
}

.pricing__note a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
  font-style: normal;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.pricing__note a:hover {
  color: var(--charcoal);
  border-bottom-color: var(--charcoal);
}

@media (max-width: 900px) {
  .pricing__groups {
    grid-template-columns: 1fr;
  }
  .pricing__group {
    padding: 28px 24px;
  }
  .pricing__list li {
    font-size: 0.85rem;
  }
}

/* ========================================
   Estimator
   ======================================== */

.estimator {
  margin-top: 72px;
  background: var(--warm-white);
  border: 1px solid var(--border);
  padding: 56px 56px 48px;
}

.estimator__head {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
}

.estimator__label {
  justify-content: center;
  display: inline-flex;
  padding-right: 0;
}

.estimator__heading {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 300;
  color: var(--charcoal);
  margin-top: 4px;
  margin-bottom: 16px;
}

.estimator__heading em {
  font-style: italic;
  color: var(--accent);
}

.estimator__intro {
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--warm-gray);
}

.estimator__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.estimator__form {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.estimator__group-label {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}

/* Dimension inputs */
.estimator__dims {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.est-dim {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  cursor: text;
}

.est-dim__name {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--charcoal);
}

.est-dim__input {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
}

.est-dim input {
  width: 80px;
  padding: 4px 0;
  border: none;
  border-bottom: 1px solid var(--border);
  background: transparent;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--charcoal);
  text-align: right;
  outline: none;
  transition: border-color 0.2s ease;
  -moz-appearance: textfield;
}

.est-dim input::-webkit-outer-spin-button,
.est-dim input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.est-dim input:focus {
  border-bottom-color: var(--accent);
}

.est-dim input::placeholder {
  color: var(--border);
}

.est-dim__input em {
  font-style: normal;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--warm-gray);
  text-transform: uppercase;
}

/* Checkboxes */
.estimator__opts {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.est-opt {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  user-select: none;
}

.est-opt input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.est-opt__box {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  border: 1px solid var(--warm-gray);
  background: transparent;
  position: relative;
  transition: all 0.2s ease;
}

.est-opt input:checked + .est-opt__box {
  background: var(--accent);
  border-color: var(--accent);
}

.est-opt input:checked + .est-opt__box::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid var(--warm-white);
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg);
}

.est-opt__label {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--charcoal);
}

.est-opt__label em {
  font-style: normal;
  color: var(--warm-gray);
  font-size: 0.78rem;
  margin-left: 12px;
}

/* Result display */
.estimator__result {
  background: var(--cream);
  padding: 40px 36px 36px;
  border: 1px solid var(--border);
  text-align: center;
  position: sticky;
  top: 100px;
}

.estimator__result-label {
  font-family: var(--font-body);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-bottom: 14px;
}

.estimator__result-value {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.6vw, 2.4rem);
  font-weight: 400;
  color: var(--charcoal);
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 14px;
  min-height: 1.1em;
}

.estimator__result-note {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-style: italic;
  color: var(--warm-gray);
  line-height: 1.7;
  margin-bottom: 20px;
}

.estimator__breakdown {
  text-align: left;
  border-top: 1px solid var(--border);
  padding-top: 18px;
  margin-bottom: 24px;
}

.estimator__breakdown:empty {
  display: none;
}

.est-breakdown__row {
  display: grid;
  grid-template-columns: 1fr auto;
  row-gap: 2px;
  column-gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dotted var(--border);
  font-family: var(--font-body);
  font-size: 0.82rem;
}

.est-breakdown__row:last-child {
  border-bottom: none;
}

.est-breakdown__name {
  color: var(--charcoal);
}

.est-breakdown__calc {
  grid-column: 1;
  font-size: 0.72rem;
  color: var(--warm-gray);
  letter-spacing: 0.02em;
}

.est-breakdown__val {
  grid-column: 2;
  grid-row: 1;
  color: var(--accent);
  font-weight: 500;
  white-space: nowrap;
}

.estimator__cta {
  display: inline-block;
  margin-top: 8px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--warm-white);
  background: var(--charcoal);
  text-decoration: none;
  transition: background 0.2s ease;
}

.estimator__cta:hover {
  background: var(--accent);
}

@media (max-width: 900px) {
  .estimator {
    padding: 40px 24px 32px;
    margin-top: 48px;
  }
  .estimator__body {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .estimator__result {
    position: static;
    padding: 28px 20px;
  }
  .est-dim input {
    width: 70px;
    font-size: 1.05rem;
  }
  .est-opt__label {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }
  .est-opt__label em {
    margin-left: 0;
  }
}