/* =========================================================
   Oak & Stone Remodeling — Stylesheet
   Semantic HTML5 + modern CSS3, no frameworks.
   ========================================================= */

/* -----------------------------
   1. Design tokens
------------------------------ */
:root {
  --color-charcoal: #202225;
  --color-charcoal-soft: #2b2e33;
  --color-soft-black: #151719;
  --color-ivory: #F7F3EC;
  --color-stone: #A7A198;
  --color-stone-light: #E8E0D5;
  --color-oak: #D8402F;
  --color-oak-dark: #A8281B;
  --color-copper: #E63A2E;
  --color-copper-dark: #C62E22;
  --color-white: #FFFFFF;
  --color-text: #5F625F;
  --color-text-dark: #18202A;
  --color-divider: rgba(24, 32, 42, 0.12);

  --font-heading: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --container-width: 1280px;
  --gutter: clamp(1.25rem, 4vw, 3rem);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --shadow-sm: 0 2px 10px rgba(21, 23, 25, 0.06);
  --shadow-md: 0 8px 30px rgba(21, 23, 25, 0.12);
  --shadow-lg: 0 20px 50px rgba(21, 23, 25, 0.20);

  --transition-fast: 180ms ease;
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);

  --header-height: 84px;
}

/* -----------------------------
   2. Reset & base
------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body, h1, h2, h3, h4, p, figure, blockquote, dl, dd {
  margin: 0;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-ivory);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
ul, ol { list-style: none; margin: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; }
svg { display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-charcoal);
  font-weight: 600;
  line-height: 1.15;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

section { position: relative; }

/* Prevent CSS Grid's default min-width:auto from letting long unbreakable
   text (emails, phone numbers) force tracks wider than their container. */
.services-grid > *,
.projects-grid > *,
.process-grid > *,
.stats-grid > *,
.footer-grid > *,
.form-row > *,
.about .container > *,
.faq .container > *,
.estimate .container > * {
  min-width: 0;
}

a, address, p, li {
  overflow-wrap: break-word;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -60px;
  background: var(--color-charcoal);
  color: var(--color-white);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  z-index: 1000;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: 1rem;
}

/* Focus visibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-copper);
  outline-offset: 3px;
  border-radius: 2px;
}

/* -----------------------------
   3. Utility / section heads
------------------------------ */
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-copper);
  margin-bottom: 0.9rem;
}

.section-head {
  max-width: 680px;
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}
.section-head.center {
  margin-inline: auto;
  text-align: center;
}
.section-head h2 {
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
  margin-bottom: 1rem;
}
.section-head p {
  font-size: 1.05rem;
  max-width: 60ch;
}
.section-head.center p { margin-inline: auto; }

.section-pad {
  padding-block: clamp(4rem, 8vw, 7rem);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.9rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--color-copper);
  color: var(--color-white);
  border-color: var(--color-copper);
}
.btn-primary:hover { background: var(--color-copper-dark); border-color: var(--color-copper-dark); }

.btn-secondary {
  background: transparent;
  color: var(--color-charcoal);
  border-color: var(--color-charcoal);
}
.btn-secondary:hover { background: var(--color-charcoal); color: var(--color-white); }

.btn-light {
  background: var(--color-white);
  color: var(--color-charcoal);
  border-color: var(--color-white);
}
.btn-light:hover { background: transparent; color: var(--color-white); }

.btn-outline-light {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.55);
}
.btn-outline-light:hover { background: var(--color-white); color: var(--color-charcoal); border-color: var(--color-white); }

.btn-block { width: 100%; }

/* Reveal-on-scroll */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* Defensive fallback if a photo ever fails to load at runtime (see main.js) */
.img-fallback {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  min-height: 140px;
  background: var(--color-stone-light);
  color: var(--color-oak);
}
.img-fallback svg {
  width: 34px;
  height: 34px;
  opacity: 0.6;
}

/* =========================================================
   4. Header
   ========================================================= */
.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 500;
  padding-block: 1.4rem;
  transition: background var(--transition-base), box-shadow var(--transition-base), padding var(--transition-base);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.site-header.is-scrolled {
  background: rgba(247, 244, 238, 0.98);
  box-shadow: var(--shadow-sm);
  padding-block: 0.8rem;
}
/* backdrop-filter intentionally omitted: it establishes a new containing
   block for fixed-position descendants (including the mobile nav drawer),
   which breaks its full-height positioning once the header is scrolled. */

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.35rem;
  color: var(--color-white);
  letter-spacing: 0.01em;
  transition: color var(--transition-fast);
}
.site-header.is-scrolled .logo,
.logo-dark {
  color: var(--color-charcoal);
}
.logo__mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}
.logo__text-sub {
  display: block;
  font-family: var(--font-body);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--color-copper);
  margin-top: 0.1rem;
}

/* Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: 2.1rem;
}
.main-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-white);
  position: relative;
  padding-block: 0.3rem;
  transition: color var(--transition-fast);
}
.site-header.is-scrolled .main-nav a { color: var(--color-text-dark); }
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--color-copper);
  transition: right var(--transition-fast);
}
.main-nav a:hover::after,
.main-nav a:focus-visible::after { right: 0; }
.main-nav a:hover,
.main-nav a:focus-visible { color: var(--color-copper); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.header-phone {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-white);
  transition: color var(--transition-fast);
}
.site-header.is-scrolled .header-phone { color: var(--color-text-dark); }
.header-phone:hover { color: var(--color-copper); }
.header-phone svg { width: 18px; height: 18px; flex-shrink: 0; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  padding: 0;
  align-items: center;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast), background var(--transition-fast);
}
.site-header.is-scrolled .nav-toggle span { background: var(--color-charcoal); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-toggle[aria-expanded="true"] span { background: var(--color-charcoal); }

.mobile-nav-scrim {
  position: fixed;
  inset: 0;
  background: rgba(20,21,23,0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  z-index: 490;
}
body.nav-open .mobile-nav-scrim {
  opacity: 1;
  pointer-events: auto;
}
body.nav-open {
  overflow: hidden;
}

/* =========================================================
   5. Hero
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  color: var(--color-white);
  background-color: var(--color-charcoal);
  overflow: hidden;
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  will-change: transform;
}
.hero__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(21,23,25,0.90) 0%, rgba(21,23,25,0.66) 45%, rgba(21,23,25,0.32) 100%);
}
.hero__shape {
  position: absolute;
  z-index: 1;
  pointer-events: none;
}
.hero__shape--curve {
  inset-inline-end: 0;
  inset-block-end: -18%;
  width: min(40vw, 820px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, rgba(201,111,59,0.55), rgba(201,111,59,0) 68%);
  filter: blur(2px);
}
@media (min-width: 640px) {
  .hero__shape--curve { width: min(58vw, 820px); }
}
.hero__shape--edge {
  inset-inline-start: 0;
  inset-block-end: 0;
  width: 100%;
  height: clamp(60px, 9vw, 110px);
  background: var(--color-ivory);
  clip-path: polygon(0 100%, 100% 100%, 100% 40%, 0 100%);
}
.hero .container {
  position: relative;
  z-index: 2;
  padding-block: calc(var(--header-height) + 2rem) 6.5rem;
}
.hero__content {
  max-width: 660px;
}
.hero__content h1 {
  color: var(--color-white);
  font-size: clamp(2.4rem, 5vw, 3.75rem);
  margin-bottom: 1.4rem;
}
.hero__content p {
  font-size: clamp(1.02rem, 1.4vw, 1.2rem);
  color: rgba(255,255,255,0.86);
  max-width: 54ch;
  margin-bottom: 2.2rem;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}
.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1.75rem 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255,255,255,0.22);
}
.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.92rem;
  font-weight: 500;
  color: rgba(255,255,255,0.92);
}
.hero__trust-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-copper);
  flex-shrink: 0;
}

/* =========================================================
   6. Services
   ========================================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}
.service-card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-divider);
  transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
}
.service-card:hover,
.service-card:focus-within {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.service-card--featured {
  background: var(--color-charcoal);
  border-color: var(--color-charcoal);
}
.service-card--featured .service-card__body h3,
.service-card--featured .service-card__body p { color: var(--color-white); }
.service-card--featured .service-card__body p { color: rgba(255,255,255,0.72); }
.service-card--featured .service-card__link { color: var(--color-copper); }
.service-card--featured .service-card__link:hover,
.service-card--featured .service-card__link:focus-visible { color: var(--color-white); }
.service-card__badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 2;
  background: var(--color-copper);
  color: var(--color-white);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}
.service-card__media {
  aspect-ratio: 4 / 3;
  width: 100%;
  overflow: hidden;
}
.service-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}
.service-card:hover .service-card__media img { transform: scale(1.06); }
.service-card__body {
  padding: 1.6rem 1.5rem 1.8rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.service-card__body h3 {
  font-size: 1.2rem;
  margin-bottom: 0.65rem;
}
.service-card__body p {
  font-size: 0.94rem;
  margin-bottom: 1.4rem;
  flex: 1;
}
.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-oak);
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast), gap var(--transition-fast);
  align-self: flex-start;
}
.service-card__link svg { width: 16px; height: 16px; transition: transform var(--transition-fast); }
.service-card__link:hover,
.service-card__link:focus-visible {
  color: var(--color-copper);
  border-color: var(--color-copper);
}
.service-card__link:hover svg { transform: translateX(3px); }

/* =========================================================
   7. About (overlapping composition)
   ========================================================= */
.about {
  background: var(--color-white);
}
.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}
.about__media {
  position: relative;
  padding-block: 1.5rem 3rem;
  padding-inline-end: 2.5rem;
}
.about__media::before {
  content: '';
  position: absolute;
  inset-block-start: 2.5rem;
  inset-inline-start: -1.25rem;
  width: 60%;
  aspect-ratio: 4 / 4.6;
  border: 1.5px solid var(--color-copper);
  border-radius: var(--radius-lg);
  z-index: -1;
}
.about__media-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 4.6;
}
.about__media-main img { width: 100%; height: 100%; object-fit: cover; }
.about__media-secondary {
  position: absolute;
  inset-block-end: 0;
  inset-inline-end: 0;
  width: 54%;
  aspect-ratio: 4 / 3.1;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 6px solid var(--color-ivory);
  box-shadow: var(--shadow-lg);
}
.about__media-secondary img { width: 100%; height: 100%; object-fit: cover; }
.about__badge {
  position: absolute;
  top: 0;
  left: -1rem;
  background: var(--color-copper);
  color: var(--color-white);
  padding: 1.1rem 1.3rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  max-width: 190px;
  font-family: var(--font-heading);
}
.about__badge strong {
  display: block;
  font-size: 1.6rem;
  line-height: 1.1;
  margin-bottom: 0.2rem;
}
.about__badge span {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.about__body h2 { margin-bottom: 1.1rem; }
.about__body > p {
  font-size: 1.05rem;
  margin-bottom: 1.75rem;
}
.about__list {
  display: grid;
  gap: 1.1rem;
  margin-bottom: 2.2rem;
}
.about__list li {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  font-size: 0.98rem;
  color: var(--color-text-dark);
}
.about__list svg {
  width: 22px;
  height: 22px;
  color: var(--color-copper);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

/* =========================================================
   8. Trust stats (dark band)
   ========================================================= */
.stats {
  background: var(--color-charcoal);
  color: var(--color-white);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}
.stats-grid dt {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4vw, 3rem);
  color: var(--color-copper);
  margin-bottom: 0.5rem;
  font-weight: 600;
}
.stats-grid dd {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.78);
  letter-spacing: 0.02em;
}
.stats-item {
  padding-inline: 1rem;
  border-inline-start: 1px solid rgba(255,255,255,0.14);
}
.stats-item:first-child { border-inline-start: none; }
.stats-note {
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  margin-top: 2.5rem;
}

/* =========================================================
   9. Featured Projects
   ========================================================= */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}
@media (min-width: 1200px) {
  .projects-grid { grid-template-columns: repeat(4, 1fr); }
  .project-card__media { aspect-ratio: 3 / 4; }
}
.project-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: var(--color-white);
  transition: box-shadow var(--transition-base);
}
.project-card:hover,
.project-card:focus-within { box-shadow: var(--shadow-lg); }
.project-card__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
}
.project-card__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(21,23,25,0) 55%, rgba(21,23,25,0.55) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.project-card:hover .project-card__media::after,
.project-card:focus-within .project-card__media::after { opacity: 1; }
.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}
.project-card:hover .project-card__media img,
.project-card:focus-within .project-card__media img { transform: scale(1.06); }
.project-card__category {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--color-copper);
  color: var(--color-white);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
}
.project-card__body {
  padding: 1.5rem 1.6rem 1.7rem;
}
.project-card__location {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--color-stone);
  margin-bottom: 0.5rem;
}
.project-card__location svg { width: 14px; height: 14px; }
.project-card__body h3 { font-size: 1.25rem; margin-bottom: 0.6rem; }
.project-card__body p { font-size: 0.94rem; margin-bottom: 1.3rem; }
.project-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-oak);
  background: transparent;
  border: none;
  padding: 0;
}
.project-card__cta svg { width: 16px; height: 16px; transition: transform var(--transition-fast); }
.project-card__cta:hover svg,
.project-card__cta:focus-visible svg { transform: translateX(3px); }
.project-card__cta:hover,
.project-card__cta:focus-visible { color: var(--color-copper); }

.projects-footer {
  margin-top: 2.75rem;
  text-align: center;
}

/* Project modal */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.project-modal[hidden] { display: none; }
.project-modal__scrim {
  position: absolute;
  inset: 0;
  background: rgba(20,21,23,0.72);
}
.project-modal__dialog {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 780px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}
.project-modal__media {
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.project-modal__media img { width: 100%; height: 100%; object-fit: cover; }
.project-modal__body { padding: clamp(1.5rem, 4vw, 2.5rem); }
.project-modal__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
  margin-bottom: 1rem;
  font-size: 0.88rem;
  color: var(--color-stone);
}
.project-modal__meta strong { color: var(--color-text-dark); }
.project-modal__body h3 { font-size: 1.6rem; margin-bottom: 0.9rem; }
.project-modal__body p { margin-bottom: 1rem; }
.project-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-white);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 2;
}
.project-modal__close svg { width: 18px; height: 18px; }
.project-modal__close:hover { background: var(--color-copper); color: var(--color-white); }

/* =========================================================
   10. Process
   ========================================================= */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
  position: relative;
}
.process-grid::before {
  content: '';
  position: absolute;
  top: 1.55rem;
  left: 6%;
  right: 6%;
  height: 1px;
  background: var(--color-divider);
  display: none;
}
@media (min-width: 900px) {
  .process-grid::before { display: block; }
}
.process-step {
  position: relative;
  padding-top: 0.5rem;
}
.process-step__number {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-copper);
  line-height: 1;
  margin-bottom: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.1rem;
  height: 3.1rem;
  border-radius: 50%;
  background: var(--color-white);
  border: 1.5px solid var(--color-copper);
  position: relative;
  z-index: 1;
}
.process-step h3 { font-size: 1.15rem; margin-bottom: 0.7rem; }
.process-step p { font-size: 0.93rem; }

/* =========================================================
   11. Conversion banner
   ========================================================= */
.banner {
  position: relative;
  color: var(--color-white);
  overflow: hidden;
  background-color: var(--color-charcoal);
}
.banner__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.banner__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  will-change: transform;
}
.banner__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,21,23,0.82), rgba(20,21,23,0.72));
}
.banner .container {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-block: clamp(4.5rem, 10vw, 7rem);
  max-width: 780px;
}
.banner h2 {
  color: var(--color-white);
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 1.1rem;
}
.banner p {
  font-size: 1.08rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: 2.2rem;
}

/* =========================================================
   12. Testimonials
   ========================================================= */
.testimonials {
  background: var(--color-stone-light);
  overflow: hidden;
}
.testimonial-wrap {
  position: relative;
  max-width: 920px;
  margin-inline: auto;
}
.testimonial-slider {
  position: relative;
  min-height: 340px;
}
.testimonial-slide {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: stretch;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 400ms ease;
}
.testimonial-slide.is-active {
  position: relative;
  opacity: 1;
  pointer-events: auto;
}
.testimonial-slide__content {
  padding: clamp(1.75rem, 4vw, 2.75rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.testimonial-slide__quote-mark {
  color: var(--color-copper);
  font-family: var(--font-heading);
  font-size: 3rem;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.testimonial-slide__content p.quote {
  font-size: 1.08rem;
  color: var(--color-text-dark);
  margin-bottom: 1.5rem;
}
.testimonial-slide__author strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--color-charcoal);
}
.testimonial-slide__author span {
  font-size: 0.85rem;
  color: var(--color-stone);
}
.testimonial-slide__media {
  position: relative;
  min-height: 220px;
}
.testimonial-slide__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}
.testimonial-arrow {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--color-stone);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.testimonial-arrow svg { width: 18px; height: 18px; }
.testimonial-arrow:hover { background: var(--color-charcoal); border-color: var(--color-charcoal); color: var(--color-white); }
.testimonial-dots {
  display: flex;
  gap: 0.5rem;
}
.testimonial-dots button {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-stone);
  border: none;
  padding: 0;
  opacity: 0.5;
  transition: opacity var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}
.testimonial-dots button[aria-current="true"] {
  background: var(--color-copper);
  opacity: 1;
  transform: scale(1.2);
}

/* =========================================================
   13. FAQ
   ========================================================= */
.faq .container {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2.5rem, 6vw, 5rem);
}
.faq__intro-media {
  margin-top: 2rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3.3;
  box-shadow: var(--shadow-md);
}
.faq__intro-media img { width: 100%; height: 100%; object-fit: cover; }
.faq__intro h2 { margin-bottom: 1rem; }

.accordion { display: grid; gap: 0.85rem; }
.accordion-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-stone-light);
  overflow: hidden;
}
.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.4rem;
  background: transparent;
  border: none;
  text-align: left;
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-charcoal);
}
.accordion-trigger .icon-plus {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  position: relative;
}
.accordion-trigger .icon-plus::before,
.accordion-trigger .icon-plus::after {
  content: '';
  position: absolute;
  background: var(--color-oak);
  transition: transform var(--transition-fast), background var(--transition-fast);
}
.accordion-trigger .icon-plus::before { width: 100%; height: 2px; top: 50%; left: 0; transform: translateY(-50%); }
.accordion-trigger .icon-plus::after { height: 100%; width: 2px; left: 50%; top: 0; transform: translateX(-50%); }
.accordion-trigger[aria-expanded="true"] .icon-plus::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }
.accordion-trigger[aria-expanded="true"] .icon-plus::before { background: var(--color-copper); }
.accordion-trigger:hover { color: var(--color-copper); }

.accordion-panel {
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--transition-base);
}
.accordion-panel__inner {
  padding: 0 1.4rem 1.3rem;
  font-size: 0.96rem;
  color: var(--color-text);
}

/* =========================================================
   14. Estimate form
   ========================================================= */
.estimate {
  background: var(--color-white);
}
.estimate .container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
.estimate__intro h2 { margin-bottom: 1.1rem; }
.estimate__contact-list {
  margin-top: 2.2rem;
  display: grid;
  gap: 1.2rem;
}
.estimate__contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  font-size: 0.96rem;
}
.estimate__contact-list svg {
  width: 22px; height: 22px;
  color: var(--color-copper);
  flex-shrink: 0;
  margin-top: 0.15rem;
}
.estimate__contact-list strong { display: block; color: var(--color-text-dark); font-size: 0.85rem; letter-spacing: 0.02em; }

.estimate-form {
  background: var(--color-ivory);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 4vw, 2.75rem);
  box-shadow: var(--shadow-sm);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 0.45rem;
}
.form-group label .req { color: var(--color-copper); margin-left: 0.15rem; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-text-dark);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-copper);
  box-shadow: 0 0 0 3px rgba(198,120,67,0.18);
  outline: none;
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: #b3413c;
}
.form-error {
  display: none;
  color: #b3413c;
  font-size: 0.82rem;
  margin-top: 0.4rem;
}
.form-group.has-error .form-error { display: block; }

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.88rem;
  margin-bottom: 1.5rem;
}
.form-checkbox input {
  width: 18px;
  height: 18px;
  margin-top: 0.15rem;
  accent-color: var(--color-copper);
  flex-shrink: 0;
}

.form-status {
  margin-top: 1rem;
  font-size: 0.9rem;
}

.form-success {
  text-align: center;
  padding: 2rem 1rem;
}
.form-success svg {
  width: 56px;
  height: 56px;
  color: var(--color-copper);
  margin-inline: auto;
  margin-bottom: 1.2rem;
}
.form-success h3 { margin-bottom: 0.6rem; }
.form-success p { max-width: 42ch; margin-inline: auto; }

/* =========================================================
   15. Footer
   ========================================================= */
.site-footer {
  background: var(--color-soft-black);
  color: rgba(255,255,255,0.72);
  padding-block: clamp(3.5rem, 7vw, 5rem) 0;
  border-top: 3px solid var(--color-copper);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.85fr 0.85fr 0.85fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand .logo { margin-bottom: 1.1rem; color: var(--color-white); }
.footer-brand p {
  font-size: 0.92rem;
  max-width: 30ch;
  margin-bottom: 1.5rem;
}
.footer-social {
  display: flex;
  gap: 0.75rem;
}
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.footer-social svg { width: 16px; height: 16px; }
.footer-social a:hover { background: var(--color-copper); border-color: var(--color-copper); }

.footer-col h3 {
  color: var(--color-white);
  font-size: 0.95rem;
  font-family: var(--font-body);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.3rem;
}
.footer-col ul { display: grid; gap: 0.8rem; }
.footer-col a, .footer-col address {
  font-size: 0.92rem;
  font-style: normal;
  transition: color var(--transition-fast);
}
.footer-col a:hover { color: var(--color-copper); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-block: 1.75rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}
.footer-bottom nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.footer-bottom a:hover { color: var(--color-white); }
.footer-disclosure {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  padding-bottom: 1.75rem;
  max-width: 70ch;
}

/* =========================================================
   16. Responsive
   ========================================================= */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
  .stats-item:nth-child(3) { border-inline-start: none; }
  .about .container { grid-template-columns: 1fr; }
  .about__media { padding-inline-end: 0; max-width: 480px; margin-inline: auto; }
  .faq .container { grid-template-columns: 1fr; }
  .estimate .container { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .main-nav, .header-phone-wrap { display: none; }
  .nav-toggle { display: flex; }

  .main-nav {
    display: flex;
    position: fixed;
    top: 0;
    bottom: 0;
    inset-inline-end: 0;
    width: min(340px, 86vw);
    background: var(--color-ivory);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: calc(var(--header-height) + 1rem) 2rem 2rem;
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 495;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
  }
  body.nav-open .main-nav { transform: translateX(0); }
  .main-nav a {
    color: var(--color-text-dark);
    width: 100%;
    padding-block: 0.9rem;
    border-bottom: 1px solid var(--color-stone-light);
    font-size: 1.05rem;
  }
  .main-nav a::after { display: none; }
  .main-nav .header-phone {
    color: var(--color-oak);
    border-bottom: none;
    margin-top: 1rem;
  }
  .main-nav .btn { margin-top: 1.5rem; width: 100%; }
}

@media (max-width: 780px) {
  .services-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .process-grid {
    grid-template-columns: 1fr;
    gap: 2.25rem;
    padding-left: 1.5rem;
    border-left: 1px solid var(--color-divider);
    margin-left: 1.55rem;
  }
  .process-grid::before { display: none; }
  .process-step__number { width: 2.6rem; height: 2.6rem; margin-left: -3.1rem; margin-bottom: 1rem; background: var(--color-ivory); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-slide { grid-template-columns: 1fr; }
  .testimonial-slide__media { min-height: 200px; order: -1; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem 1.5rem; }
  .footer-brand { grid-column: 1 / -1; }
  .about__badge { max-width: 150px; padding: 0.85rem 1rem; left: 0; }
  .about__badge strong { font-size: 1.3rem; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { width: 100%; }
  .hero__trust { flex-direction: column; gap: 0.9rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 1.75rem 1rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .container { padding-inline: 1.15rem; }
}

/* Print: keep it simple */
@media print {
  .site-header, .mobile-nav-scrim, .banner__media, .project-modal { display: none; }
}