/**
 * Oakline Flooring Co. interactive demo — isolated under .oak
 * Contractor palette + Flooring Growth Co. guide palette only on demo chrome
 */

.oak {
  --oak-olive: #263228;
  --oak-gold: #c79254;
  --oak-cream: #f5f0e7;
  --oak-white: #ffffff;
  --oak-charcoal: #1d211e;
  --oak-muted: #6f6a63;
  --oak-border: #ddd8ce;
  --oak-guide: #f25a2a;
  --oak-guide-dark: #b93412;
  --oak-serif: "Libre Baskerville", Georgia, "Times New Roman", serif;
  --oak-sans: "DM Sans", "Helvetica Neue", Helvetica, sans-serif;
  --oak-max: 1180px;
  --oak-gutter: clamp(1.1rem, 4vw, 3.5rem);
  --oak-toolbar-h: 2.75rem;
  --oak-nav-h: 4.75rem;
  --oak-sticky-h: 0px;

  margin: 0;
  position: relative;
  background: var(--oak-cream);
  color: var(--oak-charcoal);
  font-family: var(--oak-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  padding-bottom: var(--oak-sticky-h);
}

.oak *,
.oak *::before,
.oak *::after {
  box-sizing: border-box;
}

.oak img {
  max-width: 100%;
  height: auto;
  display: block;
}

.oak a {
  color: inherit;
  text-decoration: none;
}

.oak button,
.oak input,
.oak select,
.oak textarea {
  font: inherit;
}

.oak :focus-visible {
  outline: 2px solid var(--oak-gold);
  outline-offset: 3px;
}

.oak.oak--guide-on :focus-visible {
  outline-color: var(--oak-guide);
}

.oak-skip {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 200;
  background: var(--oak-olive);
  color: var(--oak-white);
  padding: 0.65rem 1rem;
  font-size: 0.75rem;
  font-weight: 700;
}

.oak-skip:focus {
  top: calc(var(--oak-toolbar-h) + 0.75rem);
}

/* ——— Demo toolbar ——— */
.oak-toolbar {
  position: sticky;
  top: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: var(--oak-toolbar-h);
  padding: 0.45rem var(--oak-gutter);
  background: #101419;
  color: #d7dde3;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.oak-toolbar__left,
.oak-toolbar__right {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
}

.oak-toolbar__title {
  color: #8ca6ff;
}

.oak-toolbar__fictional {
  color: #8e989f;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.oak-toolbar__btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  padding: 0.4rem 0.55rem;
  font-size: inherit;
  font-weight: 800;
  letter-spacing: inherit;
  text-transform: uppercase;
}

.oak-toolbar__btn--guide {
  background: var(--oak-guide);
  color: var(--oak-white);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
}

.oak-toolbar__btn--guide[aria-pressed="false"] {
  background: #2a3238;
  color: #c5ced0;
}

.oak-toolbar a.oak-toolbar__btn {
  display: inline-flex;
  align-items: center;
}

.oak-toolbar__btn:hover,
.oak-toolbar a.oak-toolbar__btn:hover {
  color: var(--oak-white);
}

.oak-toolbar__btn--guide:hover {
  background: var(--oak-guide-dark);
  color: var(--oak-white);
}

/* ——— Contractor nav ——— */
.oak-nav {
  position: sticky;
  top: var(--oak-toolbar-h);
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--oak-nav-h);
  padding: 0.75rem var(--oak-gutter);
  background: rgba(245, 240, 231, 0.97);
  border-bottom: 1px solid rgba(29, 33, 30, 0.12);
  backdrop-filter: blur(8px);
}

.oak-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.oak-brand__mark {
  width: 2.375rem;
  height: 2.375rem;
  border: 1px solid var(--oak-olive);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--oak-serif);
  font-size: 1.15rem;
  color: var(--oak-olive);
  flex-shrink: 0;
}

.oak-brand strong {
  display: block;
  font-family: var(--oak-serif);
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.15;
}

.oak-brand small {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.5625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #777;
}

.oak-nav__links {
  display: none;
  align-items: center;
  gap: 1.35rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.oak-nav__phone {
  color: var(--oak-olive);
  font-weight: 800;
}

.oak-nav__cta {
  display: inline-flex;
  align-items: center;
  background: var(--oak-olive);
  color: #ffffff;
  padding: 0.8rem 1rem;
}

.oak a.oak-nav__cta {
  color: #ffffff;
}

.oak a.oak-nav__cta:hover {
  color: #ffffff;
  filter: brightness(1.08);
}

.oak-nav__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid rgba(29, 33, 30, 0.2);
  background: transparent;
  cursor: pointer;
  padding: 0.55rem;
}

.oak-nav__toggle span {
  display: block;
  height: 2px;
  background: var(--oak-olive);
}

.oak-mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1rem var(--oak-gutter) 1.25rem;
  background: var(--oak-cream);
  border-bottom: 1px solid var(--oak-border);
}

.oak-mobile-nav.is-open {
  display: flex;
}

.oak-mobile-nav a {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ——— Buttons ——— */
.oak-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 0;
  cursor: pointer;
  padding: 0.95rem 1.25rem;
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
}

.oak-btn--gold {
  background: var(--oak-gold);
  color: #171d18;
}

.oak-btn--olive {
  background: var(--oak-olive);
  color: var(--oak-white);
}

.oak-btn--ghost {
  background: transparent;
  color: var(--oak-white);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.oak-btn--ghost-dark {
  background: transparent;
  color: var(--oak-olive);
  border: 1px solid rgba(38, 50, 40, 0.35);
}

.oak-btn:hover {
  filter: brightness(1.04);
}

.oak-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  filter: none;
}

/* ——— Hero ——— */
.oak-hero {
  position: relative;
  min-height: min(38rem, calc(100vh - var(--oak-toolbar-h) - var(--oak-nav-h)));
  display: grid;
  align-items: stretch;
  color: var(--oak-white);
  overflow: hidden;
}

.oak-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.oak-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.oak-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(25, 34, 28, 0.92) 0%,
    rgba(25, 34, 28, 0.78) 36%,
    rgba(25, 34, 28, 0.28) 62%,
    transparent 82%
  );
}

.oak-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.75rem;
  width: min(100%, var(--oak-max));
  margin: 0 auto;
  padding: clamp(2rem, 5vw, 4rem) var(--oak-gutter) 2.5rem;
}

.oak-hero__copy {
  max-width: 36rem;
}

.oak-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.625rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #e6d3b8;
  font-weight: 700;
}

.oak-eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: var(--oak-gold);
}

.oak-hero h1 {
  margin: 1.1rem 0 0.9rem;
  font-family: var(--oak-serif);
  font-weight: 500;
  font-size: clamp(2.35rem, 6vw, 3.75rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  max-width: 18ch;
}

.oak-hero h1 em {
  color: #e4bd88;
  font-style: italic;
  font-weight: 400;
}

.oak-hero__lead {
  margin: 0;
  font-size: 1rem;
  line-height: 1.55;
  color: #e2e5e2;
  max-width: 34rem;
}

.oak-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.oak-hero__trust {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem 1.1rem;
  margin-top: 1.5rem;
  font-size: 0.6875rem;
  color: #d4dbd6;
}

.oak-hero__trust b {
  display: block;
  color: var(--oak-white);
  font-size: 0.875rem;
  margin-bottom: 0.2rem;
}

.oak-hero__trust .oak-stars {
  color: #e6bd75;
  letter-spacing: 0.04em;
}

.oak-bbb-note {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.625rem;
  color: #b7c0ba;
  max-width: 36rem;
}

.oak-estimate {
  background: rgba(245, 240, 231, 0.97);
  color: var(--oak-charcoal);
  padding: 1.35rem;
  box-shadow: 0 25px 65px rgba(0, 0, 0, 0.27);
  align-self: start;
}

.oak-estimate > small {
  display: block;
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #7b756e;
  font-weight: 700;
}

.oak-estimate h2 {
  font-family: var(--oak-serif);
  font-size: 1.5rem;
  font-weight: 500;
  margin: 0.55rem 0 0.35rem;
}

.oak-estimate > p {
  margin: 0 0 1rem;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--oak-muted);
}

.oak-fields {
  display: grid;
  gap: 0.6rem;
}

.oak-fields label {
  display: grid;
  gap: 0.3rem;
  font-size: 0.6875rem;
  font-weight: 700;
  color: #5c574f;
}

.oak-fields input,
.oak-fields select,
.oak-fields textarea {
  width: 100%;
  min-height: 2.5rem;
  border: 1px solid #cbc5ba;
  background: var(--oak-white);
  padding: 0 0.75rem;
  color: #4c4a46;
  border-radius: 0;
}

.oak-fields textarea {
  min-height: 5rem;
  padding: 0.7rem 0.75rem;
  resize: vertical;
}

.oak-fields .oak-error {
  color: #9b2c1a;
  font-size: 0.6875rem;
  font-weight: 600;
  min-height: 1rem;
}

.oak-fields .is-invalid {
  border-color: #9b2c1a;
}

.oak-form-note {
  text-align: center;
  font-size: 0.6875rem !important;
  margin: 0.65rem 0 0 !important;
  color: #858078 !important;
}

.oak-estimate__success {
  display: none;
  text-align: left;
}

.oak-estimate.is-success .oak-estimate__form {
  display: none;
}

.oak-estimate.is-success .oak-estimate__success {
  display: block;
}

.oak-estimate__success h3 {
  font-family: var(--oak-serif);
  font-size: 1.35rem;
  font-weight: 500;
  margin: 0 0 0.55rem;
}

.oak-estimate__success p {
  margin: 0 0 1rem;
  font-size: 0.875rem;
  color: var(--oak-muted);
}

/* ——— Sections shared ——— */
.oak-section {
  position: relative;
  padding: clamp(2.5rem, 6vw, 4.25rem) var(--oak-gutter);
}

.oak-section__inner {
  position: relative;
  width: min(100%, var(--oak-max));
  margin: 0 auto;
}

.oak-kicker {
  margin: 0 0 0.55rem;
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #857f76;
  font-weight: 700;
}

.oak-section h2 {
  margin: 0;
  font-family: var(--oak-serif);
  font-weight: 500;
  font-size: clamp(1.65rem, 3.5vw, 2.1rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  max-width: 22ch;
  color: var(--oak-charcoal);
}

.oak-section__intro {
  margin: 0.75rem 0 0;
  max-width: 40rem;
  color: var(--oak-muted);
  font-size: 0.95rem;
}

.oak-section__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.oak-section__head a {
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 1px solid currentColor;
  padding-bottom: 0.25rem;
  color: var(--oak-olive);
}

.oak-note {
  margin: 0.75rem 0 0;
  font-size: 0.75rem;
  color: var(--oak-muted);
}

/* Proof strip */
.oak-proof {
  padding: 0;
  background: var(--oak-white);
  border-bottom: 1px solid var(--oak-border);
}

.oak-proof__grid {
  display: grid;
  grid-template-columns: 1fr;
}

.oak-proof article {
  position: relative;
  padding: 1.35rem 1.4rem;
  border-bottom: 1px solid var(--oak-border);
  background: var(--oak-white);
}

.oak-proof article:last-child {
  border-bottom: 0;
}

.oak-proof article.is-featured {
  background: var(--oak-olive);
  color: var(--oak-white);
}

.oak-proof small {
  display: block;
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8a857d;
  font-weight: 700;
}

.oak-proof article.is-featured small {
  color: #c3d0c7;
}

.oak-proof h3 {
  font-family: var(--oak-serif);
  font-size: 1.15rem;
  font-weight: 500;
  margin: 0.75rem 0 0;
  line-height: 1.25;
  max-width: 18ch;
}

.oak-proof p {
  margin: 0.4rem 0 0;
  font-size: 0.8125rem;
  color: #777;
  line-height: 1.4;
}

.oak-proof .oak-num {
  position: absolute;
  right: 1.1rem;
  top: 1.1rem;
  color: var(--oak-gold);
  font-size: 0.75rem;
  font-weight: 800;
}

/* Services */
.oak-services {
  background: var(--oak-cream);
}

.oak-services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.oak-service {
  padding: 1.15rem 0;
  border-top: 1px solid rgba(29, 33, 30, 0.12);
}

.oak-service:last-child {
  border-bottom: 1px solid rgba(29, 33, 30, 0.12);
}

.oak-service h3 {
  margin: 0 0 0.4rem;
  font-family: var(--oak-serif);
  font-size: 1.15rem;
  font-weight: 500;
}

.oak-service p {
  margin: 0;
  color: var(--oak-muted);
  font-size: 0.9rem;
}

/* Projects */
.oak-projects {
  background: var(--oak-white);
}

.oak-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.oak-filter {
  appearance: none;
  border: 1px solid rgba(29, 33, 30, 0.18);
  background: transparent;
  color: var(--oak-olive);
  padding: 0.55rem 0.85rem;
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

.oak-filter[aria-pressed="true"] {
  background: var(--oak-olive);
  color: var(--oak-white);
  border-color: var(--oak-olive);
}

.oak-projects__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.15rem;
}

.oak-project {
  display: grid;
  gap: 0.65rem;
}

.oak-project[hidden] {
  display: none;
}

.oak-project img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.oak-project h3 {
  margin: 0;
  font-family: var(--oak-serif);
  font-size: 1.05rem;
  font-weight: 500;
}

.oak-project p {
  margin: 0;
  font-size: 0.75rem;
  color: var(--oak-muted);
}

/* Before / after */
.oak-ba {
  background: var(--oak-cream);
}

.oak-compare {
  position: relative;
  margin-top: 1.5rem;
  overflow: hidden;
  background: #1a1f1c;
  user-select: none;
  touch-action: none;
  aspect-ratio: 3 / 2;
  max-width: 56rem;
}

.oak-compare__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.oak-compare__after-wrap {
  position: absolute;
  inset: 0 auto 0 0;
  width: 50%;
  overflow: hidden;
  height: 100%;
}

.oak-compare__after-wrap .oak-compare__img {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  max-width: none;
  height: 100%;
  object-fit: cover;
  object-position: left center;
}

.oak-compare__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--oak-white);
  transform: translateX(-50%);
  z-index: 2;
}

.oak-compare__handle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 2px solid var(--oak-white);
  background: rgba(38, 50, 40, 0.85);
  transform: translate(-50%, -50%);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

.oak-compare__range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
  z-index: 3;
}

.oak-compare__label {
  position: absolute;
  top: 0.85rem;
  z-index: 2;
  background: rgba(29, 33, 30, 0.72);
  color: var(--oak-white);
  font-size: 0.625rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.35rem 0.55rem;
}

.oak-compare__label--before {
  left: 0.85rem;
}

.oak-compare__label--after {
  right: 0.85rem;
}

/* Materials */
.oak-materials {
  background: var(--oak-white);
}

.oak-materials__layout {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.oak-material-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.oak-material-tab {
  appearance: none;
  border: 1px solid rgba(29, 33, 30, 0.18);
  background: transparent;
  padding: 0.6rem 0.9rem;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  color: var(--oak-olive);
}

.oak-material-tab[aria-selected="true"] {
  background: var(--oak-olive);
  color: var(--oak-white);
  border-color: var(--oak-olive);
}

.oak-material-panel {
  display: grid;
  gap: 1rem;
}

.oak-material-panel[hidden] {
  display: none;
}

.oak-material-panel img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.oak-material-panel h3 {
  margin: 0;
  font-family: var(--oak-serif);
  font-size: 1.35rem;
  font-weight: 500;
}

.oak-material-panel ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--oak-muted);
}

.oak-material-panel p {
  margin: 0;
  color: var(--oak-charcoal);
  font-size: 0.9rem;
}

.oak-material-panel strong {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #857f76;
}

/* Process */
.oak-process {
  background: var(--oak-cream);
}

.oak-process__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
  counter-reset: none;
}

.oak-step {
  padding: 1rem 0;
  border-top: 1px solid rgba(29, 33, 30, 0.12);
}

.oak-step span {
  display: block;
  color: var(--oak-gold);
  font-size: 0.75rem;
  font-weight: 800;
  margin-bottom: 0.35rem;
}

.oak-step h3 {
  margin: 0 0 0.35rem;
  font-family: var(--oak-serif);
  font-size: 1.1rem;
  font-weight: 500;
}

.oak-step p {
  margin: 0;
  color: var(--oak-muted);
  font-size: 0.9rem;
}

/* Warranty */
.oak-warranty {
  background: var(--oak-olive);
  color: var(--oak-white);
}

.oak-warranty .oak-kicker,
.oak-warranty h2,
.oak-warranty .oak-section__intro {
  color: #e8ece9;
}

.oak-warranty .oak-section__intro {
  color: #c3d0c7;
}

.oak-warranty ul {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.65rem;
}

.oak-warranty li {
  padding-left: 1.1rem;
  position: relative;
  color: #dde3df;
  font-size: 0.95rem;
}

.oak-warranty li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--oak-gold);
}

/* Testimonials */
.oak-testimonials {
  background: var(--oak-white);
}

.oak-testimonials__grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.oak-quote {
  padding: 1.25rem 0;
  border-top: 1px solid var(--oak-border);
}

.oak-quote blockquote {
  margin: 0;
  font-family: var(--oak-serif);
  font-size: 1.05rem;
  line-height: 1.45;
  font-weight: 400;
}

.oak-quote footer {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--oak-muted);
}

/* Service areas */
.oak-areas {
  background: var(--oak-cream);
}

.oak-zip {
  display: grid;
  gap: 0.65rem;
  margin-top: 1.25rem;
  max-width: 28rem;
}

.oak-zip__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
}

.oak-zip input {
  min-height: 2.75rem;
  border: 1px solid #cbc5ba;
  background: var(--oak-white);
  padding: 0 0.85rem;
}

.oak-zip__result {
  min-height: 1.25rem;
  font-size: 0.875rem;
  color: var(--oak-olive);
  font-weight: 600;
}

.oak-zip__result[data-state="outside"] {
  color: #8a4b2a;
}

.oak-zip__result[data-state="invalid"] {
  color: #9b2c1a;
}

.oak-communities {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.oak-communities li {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.45rem 0.7rem;
  background: rgba(38, 50, 40, 0.06);
  color: var(--oak-olive);
}

/* FAQ */
.oak-faq {
  background: var(--oak-white);
}

.oak-faq__list {
  margin: 1.5rem 0 0;
  display: grid;
  gap: 0.5rem;
}

.oak-faq__item {
  border-bottom: 1px solid var(--oak-border);
}

.oak-faq__item button {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 1rem 0;
  cursor: pointer;
  font-family: var(--oak-serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--oak-charcoal);
}

.oak-faq__item button span[aria-hidden="true"] {
  font-family: var(--oak-sans);
  font-size: 1.25rem;
  color: var(--oak-gold);
  line-height: 1;
}

.oak-faq__panel {
  padding: 0 0 1rem;
  color: var(--oak-muted);
  font-size: 0.925rem;
  max-width: 42rem;
}

.oak-faq__panel[hidden] {
  display: none;
}

/* Detailed estimate */
.oak-detailed {
  background: var(--oak-cream);
}

.oak-steps-indicator {
  display: flex;
  gap: 0.5rem;
  margin: 1.25rem 0;
  flex-wrap: wrap;
}

.oak-steps-indicator span {
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 0.65rem;
  background: rgba(38, 50, 40, 0.08);
  color: var(--oak-muted);
}

.oak-steps-indicator span.is-active {
  background: var(--oak-olive);
  color: var(--oak-white);
}

.oak-steps-indicator span.is-done {
  background: rgba(199, 146, 84, 0.25);
  color: var(--oak-olive);
}

.oak-detailed__panel[hidden] {
  display: none;
}

.oak-detailed__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.oak-detailed__success {
  display: none;
}

.oak-detailed.is-success .oak-detailed__form-wrap {
  display: none;
}

.oak-detailed.is-success .oak-detailed__success {
  display: block;
}

/* Closing CTA */
.oak-closing {
  background: var(--oak-charcoal);
  color: var(--oak-white);
}

.oak-closing .oak-kicker {
  color: #c3b7a4;
}

.oak-closing h2 {
  color: var(--oak-white);
}

.oak-closing .oak-section__intro {
  color: #c8cec9;
}

.oak-closing__actions {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Footer */
.oak-footer {
  background: #151916;
  color: #b7beb8;
  padding: 2.5rem var(--oak-gutter) 2rem;
  font-size: 0.875rem;
}

.oak-footer__inner {
  width: min(100%, var(--oak-max));
  margin: 0 auto;
  display: grid;
  gap: 1.5rem;
}

.oak-footer strong {
  display: block;
  color: var(--oak-white);
  font-family: var(--oak-serif);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.oak-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.15rem;
}

.oak-footer a:hover {
  color: var(--oak-white);
}

.oak-footer__demo {
  margin: 0;
  font-size: 0.75rem;
  color: #8a928b;
  max-width: 40rem;
}

.oak-footer__bottom {
  margin: 1.5rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.75rem;
}

/* Mobile sticky actions */
.oak-sticky-cta {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  gap: 0.5rem;
  padding: 0.65rem 0.75rem calc(0.65rem + env(safe-area-inset-bottom));
  background: rgba(245, 240, 231, 0.96);
  border-top: 1px solid rgba(29, 33, 30, 0.12);
  backdrop-filter: blur(8px);
}

.oak-sticky-cta .oak-btn {
  flex: 1;
  min-height: 2.85rem;
}

/* Guide markers + panel */
.oak-guide-marker {
  display: none;
  position: absolute;
  z-index: 40;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  border: 3px solid var(--oak-white);
  background: var(--oak-guide);
  color: var(--oak-white);
  font-size: 0.8rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.25);
  align-items: center;
  justify-content: center;
  padding: 0;
}

.oak.oak--guide-on .oak-guide-marker {
  display: inline-flex;
}

.oak-guide-marker.is-active {
  transform: scale(1.08);
  box-shadow: 0 0 0 4px rgba(242, 90, 42, 0.28), 0 8px 22px rgba(0, 0, 0, 0.25);
}

.oak-guide-marker--1 {
  top: 1.25rem;
  right: 1.25rem;
}
.oak-guide-marker--2 {
  top: 1rem;
  right: 1rem;
}
.oak-guide-marker--3 {
  top: 1.5rem;
  right: 1.25rem;
}
.oak-guide-marker--4 {
  top: 1.5rem;
  right: 1.25rem;
}
.oak-guide-marker--5 {
  top: 1.5rem;
  right: 1.25rem;
}
.oak-guide-marker--6 {
  top: 1.5rem;
  right: 1.25rem;
}
.oak-guide-marker--7 {
  top: 1.5rem;
  right: 1.25rem;
}
.oak-guide-marker--8 {
  top: 1.5rem;
  right: 1.25rem;
}

.oak-guide-panel {
  --oak-guide: #f25a2a;
  --oak-guide-dark: #b93412;
  --oak-white: #ffffff;
  --oak-charcoal: #1d211e;
  --oak-serif: "Libre Baskerville", Georgia, "Times New Roman", serif;
  --oak-sans: "DM Sans", "Helvetica Neue", Helvetica, sans-serif;

  display: none;
  position: absolute;
  top: 0;
  left: 0;
  right: auto;
  bottom: auto;
  z-index: 80;
  width: min(22rem, calc(100vw - 1.5rem));
  max-height: min(70vh, 28rem);
  margin: 0;
  overflow: hidden;
  overscroll-behavior: contain;
  background: var(--oak-white);
  color: var(--oak-charcoal);
  font-family: var(--oak-sans);
  box-shadow:
    0 0 0 1px rgba(242, 90, 42, 0.18),
    0 18px 48px rgba(29, 33, 30, 0.18);
  border: 1.5px solid var(--oak-guide);
  border-radius: 14px;
  /* Anchored to the page near its section — scrolls with content */
}

.oak.oak--guide-on .oak-guide-panel.is-open,
.oak-guide-panel.is-open {
  display: flex;
  flex-direction: column;
}

.oak-guide-panel__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.95rem 1rem 0.9rem;
  border-bottom: 1px solid rgba(242, 90, 42, 0.2);
  background: linear-gradient(180deg, rgba(242, 90, 42, 0.08), rgba(242, 90, 42, 0.02));
}

.oak-guide-panel__head-text {
  display: grid;
  gap: 0.2rem;
  min-width: 0;
}

.oak-guide-panel__head small {
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--oak-guide-dark);
  font-weight: 700;
}

.oak-guide-panel__head b {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--oak-guide);
  line-height: 1.3;
}

.oak-guide-panel__close {
  appearance: none;
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border: 1px solid rgba(242, 90, 42, 0.35);
  border-radius: 999px;
  background: var(--oak-white);
  color: var(--oak-guide-dark);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
}

.oak-guide-panel__close:hover {
  background: rgba(242, 90, 42, 0.1);
  border-color: var(--oak-guide);
}

.oak-guide-panel__body {
  padding: 1.05rem 1.05rem 0.85rem;
  overflow: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

.oak-guide-panel__body h3 {
  margin: 0 0 0.5rem;
  font-family: var(--oak-serif);
  font-size: 1.2rem;
  line-height: 1.25;
  font-weight: 700;
  color: var(--oak-charcoal);
  letter-spacing: -0.01em;
}

.oak-guide-panel__body > p[data-oak-guide-explanation] {
  margin: 0 0 0.95rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: #4a453f;
}

.oak-guide-meta {
  display: none;
}

.oak-guide-disclaimer,
.oak-guide-explainer {
  display: none;
}

.oak-guide-metric {
  background: rgba(242, 90, 42, 0.05);
  border: 1px solid rgba(242, 90, 42, 0.28);
  border-radius: 10px;
  padding: 0.8rem 0.85rem;
  margin-bottom: 0.75rem;
}

.oak-guide-metric small {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--oak-guide-dark);
  font-weight: 700;
}

.oak-guide-metric strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 1.05rem;
  color: var(--oak-charcoal);
}

.oak-guide-metric .oak-tip {
  position: relative;
}

.oak-guide-metric .oak-tip-btn {
  appearance: none;
  border: 1px solid var(--oak-guide);
  background: var(--oak-white);
  color: var(--oak-guide);
  width: 1.05rem;
  height: 1.05rem;
  border-radius: 50%;
  font-size: 0.625rem;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}

.oak-guide-metric .oak-tip-text {
  display: none;
  position: absolute;
  left: 0;
  top: calc(100% + 0.35rem);
  width: min(16rem, 70vw);
  background: #1d211e;
  color: #f5f0e7;
  padding: 0.65rem 0.75rem;
  font-size: 0.6875rem;
  line-height: 1.4;
  letter-spacing: 0;
  text-transform: none;
  font-weight: 500;
  z-index: 5;
  border-radius: 8px;
}

.oak-guide-metric .oak-tip.is-open .oak-tip-text,
.oak-guide-metric .oak-tip-btn:focus + .oak-tip-text,
.oak-guide-metric .oak-tip:hover .oak-tip-text {
  display: block;
}

.oak-guide-pattern {
  border: 1px solid rgba(242, 90, 42, 0.22);
  border-left: 3px solid var(--oak-guide);
  border-radius: 8px;
  padding: 0.75rem 0.85rem;
  margin-bottom: 0.75rem;
  background: rgba(242, 90, 42, 0.03);
}

.oak-guide-pattern small {
  display: block;
  font-size: 0.5625rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--oak-guide-dark);
  font-weight: 700;
}

.oak-guide-pattern p {
  margin: 0.35rem 0 0;
  font-size: 0.8rem;
  color: #4a453f;
  line-height: 1.45;
}

.oak-guide-panel__foot {
  display: grid;
  grid-template-columns: 1fr 1fr 1.2fr;
  gap: 0.4rem;
  margin-top: auto;
  padding: 0.7rem 0.75rem 0.75rem;
  border-top: 1px solid rgba(242, 90, 42, 0.2);
  background: rgba(242, 90, 42, 0.04);
}

.oak-guide-panel__foot button {
  appearance: none;
  border: 1px solid rgba(242, 90, 42, 0.35);
  border-radius: 8px;
  background: var(--oak-white);
  color: var(--oak-guide-dark);
  padding: 0.7rem 0.4rem;
  font-size: 0.625rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
}

.oak-guide-panel__foot button:hover:not(:disabled) {
  border-color: var(--oak-guide);
  background: rgba(242, 90, 42, 0.08);
  color: var(--oak-guide-dark);
}

.oak-guide-panel__foot button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.oak-guide-panel__foot .oak-guide-next {
  background: var(--oak-guide);
  border-color: var(--oak-guide);
  color: #ffffff;
}

.oak-guide-panel__foot .oak-guide-next:hover:not(:disabled) {
  background: var(--oak-guide-dark);
  border-color: var(--oak-guide-dark);
  color: #ffffff;
}

.oak-guide-panel__foot .oak-guide-next:focus-visible {
  color: #ffffff;
  outline-color: var(--oak-guide-dark);
}

/* Reveal motion */
[data-oak-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

[data-oak-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* Desktop */
@media (min-width: 768px) {
  .oak-nav__links {
    display: flex;
  }

  .oak-nav__toggle {
    display: none;
  }

  .oak-hero__trust {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .oak-bbb-note {
    grid-column: 1 / -1;
  }

  .oak-proof__grid {
    grid-template-columns: 1.25fr repeat(3, 1fr);
  }

  .oak-proof article {
    border-bottom: 0;
    border-right: 1px solid var(--oak-border);
  }

  .oak-proof article:last-child {
    border-right: 0;
  }

  .oak-services__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 2rem;
  }

  .oak-projects__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .oak-materials__layout {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: start;
  }

  .oak-process__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 2rem;
  }

  .oak-testimonials__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .oak-quote {
    border-top: 0;
    padding: 0;
  }
}

@media (min-width: 1024px) {
  .oak-hero__inner {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 2rem;
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
  }

  .oak-estimate {
    max-width: 22rem;
    justify-self: end;
  }

  .oak-guide-marker--1 {
    top: auto;
    bottom: 42%;
    right: calc(22rem + 2.5rem);
  }

  .oak-projects__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .oak-process__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .oak-footer__inner {
    grid-template-columns: 1.4fr 1fr;
  }
}

@media (max-width: 767px) {
  .oak {
    --oak-sticky-h: 4.25rem;
  }

  .oak-toolbar {
    flex-wrap: wrap;
    padding-top: 0.4rem;
    padding-bottom: 0.4rem;
  }

  .oak-toolbar__fictional {
    display: none;
  }

  .oak-toolbar__count {
    display: none;
  }

  .oak-sticky-cta {
    display: flex;
  }

  .oak-hero__inner {
    padding-top: 2rem;
  }

  /* Form stacks below headline on mobile */
  .oak-hero__inner {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-oak-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .oak-guide-marker.is-active {
    transform: none;
  }

  .oak *,
  .oak *::before,
  .oak *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}