/* Renubath — Bathroom renovation cost calculator
   Matches studio tokens: cool white, Commissioner, thin lines, large cards. */

.calc {
  padding: calc(var(--header) + clamp(2.5rem, 6vw, 4rem)) 0 clamp(4rem, 9vw, 6.5rem);
  background:
    linear-gradient(180deg, var(--paper) 0%, var(--white) 28%, var(--white) 100%);
  border-bottom: 1px solid var(--line);
}

.calc__intro {
  max-width: 40rem;
  margin-bottom: clamp(2rem, 5vw, 3.25rem);
  min-width: 0;
}

.calc__intro h1 {
  max-width: 14ch;
  margin-bottom: 1rem;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.calc__lede {
  max-width: 36rem;
  font-size: 1.05rem;
}

.calc__shell {
  border: 1px solid var(--line);
  background: var(--white);
  padding: clamp(1.25rem, 3vw, 2.25rem);
  max-width: 100%;
  min-width: 0;
}

/* ——— Progress ——— */
.calc__progress {
  margin-bottom: clamp(1.75rem, 4vw, 2.5rem);
}

.calc__progress-track {
  height: 2px;
  background: var(--mist);
  margin-bottom: 1.1rem;
  position: relative;
  overflow: hidden;
}

.calc__progress-fill {
  display: block;
  height: 100%;
  width: 12.5%;
  background: var(--ink);
  transition: width 0.45s var(--ease);
}

.calc__steps-list {
  list-style: none;
  margin: 0 0 0.85rem;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 0.35rem;
}

.calc__step-dot {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.2rem;
  width: 100%;
  padding: 0.2rem 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  font: inherit;
  text-align: left;
  color: var(--soft);
  transition: color 0.25s var(--ease);
}

.calc__step-dot:hover,
.calc__step-dot.is-done {
  color: var(--mute);
}

.calc__step-dot.is-active {
  color: var(--ink);
}

.calc__step-dot:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

.calc__step-num {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.calc__step-name {
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  display: none;
}

.calc__progress-label {
  margin: 0;
  font-size: 0.78rem;
  color: var(--mute);
}

/* ——— Panels ——— */
.calc__panel {
  display: none;
  animation: calcIn 0.4s var(--ease);
}

.calc__panel.is-active {
  display: block;
}

@keyframes calcIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

.calc__panel-head {
  margin-bottom: 1.5rem;
  max-width: 36rem;
}

.calc__panel-head h2 {
  margin-bottom: 0.55rem;
}

.calc__panel-head p {
  margin: 0;
}

.calc__panel-head strong {
  color: var(--ink);
  font-weight: 550;
}

.calc__eyebrow {
  margin: 0 0 0.55rem;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--soft);
}

/* ——— Selectable cards ——— */
.calc__cards {
  display: grid;
  gap: 0.75rem;
  min-width: 0;
  max-width: 100%;
}

.calc__cards--3 { grid-template-columns: 1fr; }
.calc__cards--4 { grid-template-columns: 1fr; }
.calc__cards--5 { grid-template-columns: 1fr; }

.calc-card {
  position: relative;
  display: block;
  margin: 0;
  cursor: pointer;
}

.calc-card input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

.calc-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-height: 5.5rem;
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--line);
  background: var(--white);
  transition:
    border-color 0.25s var(--ease),
    background 0.25s var(--ease),
    transform 0.25s var(--ease);
}

.calc-card:hover .calc-card__body {
  border-color: #c8c8c2;
}

.calc-card input:checked + .calc-card__body {
  border-color: var(--ink);
  background: var(--paper);
}

.calc-card input:focus-visible + .calc-card__body {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

.calc-card__title {
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.calc-card__meta {
  font-size: 0.88rem;
  color: var(--mute);
  line-height: 1.4;
}

/* ——— Scope checkboxes ——— */
.calc__scope-note {
  margin: 0 0 1rem;
  padding: 0.75rem 1rem;
  background: var(--paper);
  border-left: 2px solid var(--ink);
  font-size: 0.9rem;
  color: var(--mute);
}

.calc__checks {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.55rem;
}

.calc-check {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin: 0;
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--line);
  background: var(--white);
  cursor: pointer;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.calc-check:hover { border-color: #c8c8c2; }

.calc-check--featured {
  grid-column: 1 / -1;
  background: var(--paper);
}

.calc-check input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.calc-check__box {
  flex: 0 0 auto;
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.15rem;
  border: 1px solid var(--line);
  background: var(--white);
  position: relative;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.calc-check input:checked ~ .calc-check__box {
  border-color: var(--ink);
  background: var(--ink);
}

.calc-check input:checked ~ .calc-check__box::after {
  content: "";
  position: absolute;
  left: 0.28rem;
  top: 0.08rem;
  width: 0.32rem;
  height: 0.55rem;
  border: solid #fff;
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg);
}

.calc-check input:focus-visible ~ .calc-check__box {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

.calc-check:has(input:checked) {
  border-color: var(--ink);
}

.calc-check__title {
  display: block;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.calc-check__hint {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.8rem;
  color: var(--soft);
}

/* ——— Select ——— */
.calc__select-wrap {
  display: block;
  max-width: 28rem;
}

.calc__select-wrap select,
.calc-gate select {
  width: 100%;
  appearance: none;
  border: 0;
  border-bottom: 1px solid var(--line);
  background:
    transparent
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23121212' d='M1 1l5 5 5-5'/%3E%3C/svg%3E")
    no-repeat right 0.25rem center;
  padding: 0.95rem 1.75rem 0.95rem 0;
  font: inherit;
  font-size: 1.05rem;
  color: var(--ink);
  border-radius: 0;
  cursor: pointer;
}

.calc__select-wrap select:focus,
.calc-gate select:focus,
.calc-gate input:focus {
  outline: none;
  border-bottom-color: var(--ink);
}

/* ——— Nav ——— */
.calc__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: space-between;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.calc__nav .btn[disabled] {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}

.calc__error {
  margin: 0.85rem 0 0;
  font-size: 0.9rem;
  color: #8a3a3a;
}

/* ——— Result ——— */
.calc-result {
  display: grid;
  gap: 1.75rem;
  padding: clamp(1.25rem, 3vw, 1.85rem);
  background: var(--paper);
  border: 1px solid var(--line);
}

.calc-result[hidden] {
  display: none !important;
}

.calc-result .calc__panel-head {
  margin: 0;
  padding: 0;
}

.calc-result .calc__panel-head p:last-child {
  margin-bottom: 0;
}

.calc-result__label,
.calc-result__k {
  margin: 0 0 0.4rem;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--soft);
}

.calc-result__range {
  margin: 0;
  font-size: clamp(1.65rem, 4vw, 2.55rem);
  font-weight: 450;
  letter-spacing: -0.035em;
  line-height: 1.15;
  color: var(--ink);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.55rem;
}

.calc-result__sep {
  color: var(--soft);
  font-weight: 400;
}

.calc-result__mid {
  margin: 0.65rem 0 0;
  font-size: 0.95rem;
}

.calc-result__mid strong {
  color: var(--ink);
  font-weight: 550;
}

.calc-result__meta {
  display: grid;
  gap: 1.1rem;
  padding-top: 0.25rem;
  border-top: 1px solid var(--line);
}

.calc-result__v {
  margin: 0;
  color: var(--ink);
  font-size: 1rem;
  letter-spacing: -0.015em;
}

.calc-result__services ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.calc-result__services li {
  margin: 0;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--line);
  background: var(--white);
  font-size: 0.82rem;
  color: var(--ink);
}

.calc-result__disclaimer {
  margin: 0;
  font-size: 0.85rem;
  color: var(--soft);
  max-width: 40rem;
}

.calc-result__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding-top: 0.25rem;
}

/* ——— Lead gate ——— */
.calc-gate {
  padding: clamp(1.25rem, 3vw, 1.85rem);
  border: 1px solid var(--line);
  background: var(--white);
}

.calc-gate[hidden],
.calc-gate.is-done {
  display: none !important;
}

.calc-gate .calc__panel-head {
  margin-bottom: 1.35rem;
}

.calc-gate__head {
  max-width: 34rem;
  margin-bottom: 1.35rem;
}

.calc-gate__head h3 {
  margin-bottom: 0.5rem;
}

.calc-gate__head p {
  margin: 0;
}

.calc-gate__fields {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.calc-gate label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--ink);
}

.calc-gate input,
.calc-gate select {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  padding: 0.75rem 0;
  font: inherit;
  font-size: 1rem;
  letter-spacing: 0;
  text-transform: none;
  font-weight: 400;
  color: var(--ink);
  border-radius: 0;
}

.calc-gate__error {
  margin: 0 0 0.85rem;
  font-size: 0.9rem;
  color: #8a3a3a;
}

/* ——— SEO content below ——— */
.calc-guide {
  padding: clamp(4rem, 10vw, 7rem) 0;
}

.calc-guide__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.calc-guide__prose {
  max-width: 40rem;
}

.calc-guide__prose h2 {
  margin-top: 2.5rem;
}

.calc-guide__prose h2:first-child {
  margin-top: 0;
}

.calc-guide__prose h3 {
  margin-top: 1.75rem;
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
}

.calc-guide__aside {
  padding: 1.5rem;
  background: var(--paper);
  border: 1px solid var(--line);
  height: fit-content;
}

.calc-guide__aside h3 {
  margin-bottom: 0.85rem;
}

.calc-guide__aside ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.55rem;
}

.calc-guide__aside a {
  text-decoration: none;
  color: var(--ink);
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

.calc-guide__aside a:hover {
  opacity: 0.65;
}

.calc-faq {
  border-top: 1px solid var(--line);
}

.calc-faq details {
  border-bottom: 1px solid var(--line);
  padding: 1.15rem 0;
}

.calc-faq summary {
  cursor: pointer;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.calc-faq summary::-webkit-details-marker { display: none; }

.calc-faq summary::after {
  content: "+";
  font-size: 1.1rem;
  color: var(--soft);
  flex: 0 0 auto;
}

.calc-faq details[open] summary::after {
  content: "–";
}

.calc-faq summary:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 4px;
}

.calc-faq p {
  margin: 0.85rem 0 0;
  max-width: 40rem;
}

/* ——— Print sheet (screen hidden) ——— */
.calc-print {
  display: none;
}

@media (min-width: 640px) {
  .calc__cards--3 { grid-template-columns: repeat(3, 1fr); }
  .calc__cards--4 { grid-template-columns: repeat(2, 1fr); }
  .calc__cards--5 { grid-template-columns: repeat(2, 1fr); }
  .calc__checks { grid-template-columns: repeat(2, 1fr); }
  .calc__step-name { display: block; }
  .calc-gate__fields { grid-template-columns: 1fr 1fr; }
  .calc-gate__fields label:last-child { grid-column: 1 / -1; }
  .calc-result__meta { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
}

@media (min-width: 900px) {
  .calc__cards--4 { grid-template-columns: repeat(4, 1fr); }
  .calc__cards--5 { grid-template-columns: repeat(5, 1fr); }
  .calc__checks { grid-template-columns: repeat(3, 1fr); }
  .calc-guide__grid {
    grid-template-columns: 1.4fr 0.7fr;
    align-items: start;
  }
}

@media (max-width: 720px) {
  .calc__steps-list {
    overflow-x: auto;
    max-width: 100%;
    overscroll-behavior-x: contain;
    grid-template-columns: repeat(8, minmax(2.2rem, 1fr));
    padding-bottom: 0.25rem;
    -webkit-overflow-scrolling: touch;
  }
  .calc__step-name { display: none; }
}

/* Clear fixed .mobile-bar (≤980px) so wizard Next/Back stay tappable */
@media (max-width: 980px) {
  .calc__nav {
    margin-bottom: var(--mobile-bar-space, 4.75rem);
  }
}

/* ——— Print ——— */
@media print {
  .site-header,
  .site-footer,
  .mobile-bar,
  .calc__progress,
  .calc__nav,
  .calc-gate,
  .calc-guide,
  .close,
  .calc__intro .calc__lede,
  [data-calc-cta-unlocked] {
    display: none !important;
  }

  body { background: #fff; }
  .calc { padding: 0; background: #fff; border: 0; }
  .calc__shell { border: 0; padding: 0; }
  .calc__panel { display: none !important; }
  .calc__panel[data-calc-step="8"] { display: block !important; }
  .calc-result { border: 0; background: #fff; padding: 0; }
  .calc-print {
    display: block !important;
    visibility: visible;
  }
  .calc-print[hidden] {
    display: block !important;
  }
}

.calc-print__inner {
  padding: 1.5rem 0;
}

.calc-print__brand {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin: 0 0 1.5rem;
  color: var(--ink);
}

.calc-print__sub {
  margin: 0 0 1.5rem;
  color: var(--mute);
}

.calc-print__grid {
  display: grid;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}

.calc-print__grid p {
  margin: 0;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.calc-print__foot {
  margin-top: 2rem;
  font-size: 0.85rem;
  color: var(--soft);
}