/* ============================================
   SPMC Menuiserie — Global Stylesheet
   Mobile-first, performance-optimized
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --color-anthracite: #1F2328;
  --color-anthracite-light: #2A2F35;
  --color-white: #FFFFFF;
  --color-white-warm: #F5F5F5;
  --color-accent: #B87333;
  --color-accent-hover: #A0622B;
  --color-accent-light: rgba(184, 115, 51, 0.1);
  --color-gray: #9AA0A6;
  --color-gray-light: #E8E8E8;
  --color-gray-dark: #6B7280;
  --color-text: #1F2328;
  --color-text-light: #4B5563;
  --color-success: #22C55E;
  --color-error: #EF4444;

  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Montserrat', 'Inter', sans-serif;

  --header-height: 68px;
  --container-max: 1200px;
  --container-padding: 1rem;
  --section-padding: 2rem 0;
  --border-radius: 8px;
  --border-radius-lg: 12px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);

  --transition: 0.3s ease;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-anthracite);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.15rem; }

@media (min-width: 768px) {
  h1 { font-size: 2.75rem; }
  h2 { font-size: 2.15rem; }
  h3 { font-size: 1.5rem; }
}

p {
  margin-bottom: 1rem;
  color: var(--color-text-light);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--section-padding);
}

.section--gray {
  background-color: var(--color-white-warm);
}

.section--dark {
  background-color: var(--color-anthracite);
  color: var(--color-white);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--color-white);
}

.section--dark p {
  color: var(--color-gray);
}

.section__header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.section__header p {
  max-width: 600px;
  margin: 0.75rem auto 0;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--border-radius);
  transition: all var(--transition);
  white-space: nowrap;
  text-align: center;
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn--secondary:hover,
.btn--secondary:focus-visible {
  background-color: var(--color-white);
  color: var(--color-anthracite);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-anthracite);
  border: 2px solid var(--color-anthracite);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background-color: var(--color-anthracite);
  color: var(--color-white);
}

.btn--outline-accent {
  background-color: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

.btn--outline-accent:hover,
.btn--outline-accent:focus-visible {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn--sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.875rem;
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
}

.btn--icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--color-anthracite);
  height: var(--header-height);
  transition: box-shadow var(--transition);
}

.header--scrolled {
  box-shadow: var(--shadow-lg);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  padding: 4px 0;
}

.header__logo img {
  width: 100px;
  height: auto;
  display: block;
}

@media (min-width: 1024px) {
  .header__logo img {
    width: 170px;
  }
}

.header__logo-text {
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.5px;
}

.header__logo-text span {
  display: block;
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--color-gray);
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* Nav */
.nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background-color: var(--color-anthracite);
  padding: 1.5rem;
  overflow-y: auto;
}

.nav.is-open {
  display: block;
}

.nav__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.nav__item {
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.nav__link {
  display: block;
  padding: 1rem 0;
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav__link:hover,
.nav__link:focus-visible,
.nav__link--active {
  color: var(--color-accent);
}

/* Dropdown */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 500;
  padding: 1rem 0;
  transition: color var(--transition);
}

.nav__dropdown-toggle:hover,
.nav__dropdown-toggle:focus-visible {
  color: var(--color-accent);
}

.nav__dropdown-toggle svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  transition: transform var(--transition);
}

.nav__dropdown.is-open .nav__dropdown-toggle svg {
  transform: rotate(180deg);
}

.nav__dropdown-menu {
  display: none;
  padding-left: 1rem;
}

.nav__dropdown.is-open .nav__dropdown-menu {
  display: block;
}

.nav__dropdown-link {
  display: block;
  padding: 0.65rem 0;
  color: var(--color-gray);
  font-size: 0.9rem;
  transition: color var(--transition);
}

.nav__dropdown-link:hover,
.nav__dropdown-link:focus-visible {
  color: var(--color-accent);
}

/* Header CTA */
.header__actions {
  display: none;
}

.header__phone {
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.header__phone svg {
  width: 16px;
  height: 16px;
  fill: var(--color-accent);
}

/* Mobile toggle */
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  z-index: 1001;
  order: -1;
}

.nav-toggle__bar {
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav-toggle.is-active .nav-toggle__bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.is-active .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active .nav-toggle__bar:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Desktop Nav */
@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
    order: 0;
  }

  .nav {
    display: flex;
    position: static;
    width: auto;
    height: auto;
    background: none;
    padding: 0;
    overflow: visible;
  }

  .nav__list {
    flex-direction: row;
    align-items: center;
    gap: 0.25rem;
  }

  .nav__item {
    border-bottom: none;
  }

  .nav__link {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    border-radius: var(--border-radius);
  }

  .nav__dropdown-toggle {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    gap: 0.35rem;
    border-radius: var(--border-radius);
  }

  .nav__dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-anthracite-light);
    border-radius: var(--border-radius);
    padding: 0.5rem 0;
    min-width: 220px;
    box-shadow: var(--shadow-lg);
    z-index: 100;
  }

  .nav__dropdown-link {
    padding: 0.6rem 1.25rem;
  }

  .header__actions {
    display: flex;
    align-items: center;
    gap: 1rem;
  }
}

/* --- Hero --- */
.hero {
  margin-top: var(--header-height);
  position: relative;
  overflow: hidden;
}

/* 1) Image hero — couvre toute la section */
.hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 48%;
  display: block;
}

/* Spacer pour donner la hauteur à la section (= taille photo visible) */
.hero::before {
  content: '';
  display: block;
  height: 420px;
}

/* 3) Overlay léger */
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(31,35,40,0.05) 0%, rgba(31,35,40,0.35) 100%);
  z-index: 2;
  pointer-events: none;
}

/* 2) Bandeau texte — semi-transparent, positionné en bas de la photo */
.hero__bottom {
  position: relative;
  z-index: 3;
  background: rgba(31, 35, 40, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 0.7rem 0;
}

.hero__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  flex-wrap: wrap;
}

.hero__text {
  flex: 1;
  min-width: 250px;
}

.hero h1 {
  color: var(--color-white);
  margin-bottom: 0.1rem;
  font-size: 1.15rem;
  line-height: 1.3;
  font-weight: 700;
  text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.hero h1 span {
  color: var(--color-accent);
}

.hero__subtitle {
  color: rgba(255,255,255,0.8);
  font-size: 0.78rem;
  margin-bottom: 0;
  text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

/* 4) CTAs — mobile : pleine largeur, serré */
.hero__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.hero__actions .btn {
  padding: 0.5rem 1.2rem;
  font-size: 0.82rem;
}

.hero__actions .btn--outline {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}

.hero__actions .btn--outline:hover {
  background-color: var(--color-white);
  color: var(--color-anthracite);
}

.hero__phone {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.9rem;
  transition: color var(--transition);
}

.hero__phone:hover {
  color: var(--color-accent);
}

.hero__phone svg {
  width: 16px;
  height: 16px;
  fill: var(--color-accent);
}

@media (max-width: 767px) {
  .hero::before {
    height: 48vw;
    max-height: 260px;
  }

  .hero__image img {
    object-fit: cover;
    object-position: center 35%;
  }

  .hero__bottom {
    padding: 0.4rem 0;
  }

  .hero h1 {
    font-size: 0.82rem;
    margin-bottom: 0;
    line-height: 1.2;
  }

  .hero__subtitle {
    font-size: 0.65rem;
    line-height: 1.3;
  }

  .hero__content {
    flex-direction: column;
    text-align: center;
    gap: 0.25rem;
  }

  .hero__actions {
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: center;
    width: 100%;
    gap: 0.3rem;
  }

  .hero__actions .btn {
    flex: 1 1 auto;
    min-width: 0;
    padding: 0.35rem 0.6rem;
    font-size: 0.72rem;
    justify-content: center;
  }

  .hero__phone {
    justify-content: center;
    font-size: 0.75rem;
    margin-top: -0.1rem;
  }
}

/* Desktop */
@media (min-width: 768px) {
  .hero::before {
    height: 520px;
  }

  .hero__image img {
    object-position: center 38%;
  }

  .hero h1 {
    font-size: 1.3rem;
  }

  .hero__subtitle {
    font-size: 0.83rem;
  }
}

/* --- Services Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.service-card {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-card__image {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.service-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-card__image img {
  transform: scale(1.05);
}

.service-card__body {
  padding: 1.25rem;
}

.service-card__title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.service-card__text {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-accent);
  font-size: 0.875rem;
  font-weight: 600;
  transition: gap var(--transition);
}

.service-card__link:hover {
  gap: 0.6rem;
}

.service-card__link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* --- Why Us --- */
.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .why-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.why-card {
  text-align: center;
  padding: 2rem 1.5rem;
  border-radius: var(--border-radius-lg);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-light);
  transition: all var(--transition);
}

.why-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.why-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.why-card__icon svg {
  width: 28px;
  height: 28px;
  fill: var(--color-accent);
}

.why-card__title {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.why-card__text {
  font-size: 0.875rem;
  color: var(--color-gray-dark);
}

/* --- Realisations Preview --- */
.realisations-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .realisations-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .realisations-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.realisation-card {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.realisation-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.realisation-card:hover img {
  transform: scale(1.05);
}

.realisation-card__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  background: linear-gradient(transparent, rgba(31,35,40,0.85));
  color: var(--color-white);
}

.realisation-card__overlay h3 {
  color: var(--color-white);
  font-size: 1rem;
}

.realisation-card__overlay p {
  color: var(--color-gray);
  font-size: 0.8rem;
  margin-bottom: 0;
}

/* --- Avis / Reviews --- */
.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.review-card {
  padding: 1.75rem;
  border-radius: var(--border-radius-lg);
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-light);
}

.review-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: 0.75rem;
}

.review-card__stars svg {
  width: 18px;
  height: 18px;
  fill: #F59E0B;
}

.review-card__text {
  font-size: 0.925rem;
  font-style: italic;
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.review-card__author {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-anthracite);
}

.review-card__location {
  font-size: 0.8rem;
  color: var(--color-gray);
}

/* --- CTA Banner --- */
.cta-banner {
  background-color: var(--color-anthracite);
  padding: 3rem 0;
  text-align: center;
}

.cta-banner h2 {
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.cta-banner p {
  color: var(--color-gray);
  max-width: 550px;
  margin: 0 auto 1.5rem;
}

.cta-banner__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

/* --- Contact / Form --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-anthracite);
  margin-bottom: 0.4rem;
}

.form-group label .required {
  color: var(--color-accent);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 2px solid var(--color-gray-light);
  border-radius: var(--border-radius);
  font-size: 0.95rem;
  color: var(--color-text);
  background-color: var(--color-white);
  transition: border-color var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-input.is-error,
.form-select.is-error,
.form-textarea.is-error {
  border-color: var(--color-error);
}

.form-error {
  display: none;
  font-size: 0.8rem;
  color: var(--color-error);
  margin-top: 0.3rem;
}

.form-group.has-error .form-error {
  display: block;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-file {
  padding: 0.6rem;
}

.form-file-hint {
  font-size: 0.8rem;
  color: var(--color-gray);
  margin-top: 0.3rem;
}

.form-submit {
  width: 100%;
}

@media (min-width: 640px) {
  .form-submit {
    width: auto;
  }
}

.form-success {
  display: none;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  background-color: rgba(34, 197, 94, 0.1);
  border: 1px solid var(--color-success);
  text-align: center;
}

.form-success p {
  color: var(--color-success);
  font-weight: 600;
  margin-bottom: 0;
}

/* Contact info */
.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info__icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 50%;
  background-color: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-info__icon svg {
  width: 22px;
  height: 22px;
  fill: var(--color-accent);
}

.contact-info__label {
  font-size: 0.8rem;
  color: var(--color-gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.15rem;
}

.contact-info__value {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-anthracite);
}

.contact-info__value a {
  color: var(--color-accent);
  transition: color var(--transition);
}

.contact-info__value a:hover {
  color: var(--color-accent-hover);
}

.contact-map {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  margin-top: 1.5rem;
  aspect-ratio: 16/9;
  background-color: var(--color-gray-light);
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* --- Zone Intervention --- */
.zone-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .zone-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.zone-list {
  columns: 2;
  column-gap: 1.5rem;
}

.zone-list li {
  padding: 0.4rem 0;
  font-size: 0.9rem;
  color: var(--color-text-light);
  break-inside: avoid;
}

.zone-list li strong {
  color: var(--color-anthracite);
}

/* --- Process Steps --- */
.process-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  counter-reset: step;
}

@media (min-width: 768px) {
  .process-steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

.process-step {
  text-align: center;
  padding: 1.5rem;
  counter-increment: step;
}

.process-step__number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
  margin: 0 auto 1rem;
}

.process-step__title {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.process-step__text {
  font-size: 0.85rem;
  color: var(--color-gray-dark);
}

/* --- FAQ --- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-gray-light);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1.25rem 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-anthracite);
  text-align: left;
  gap: 1rem;
}

.faq-question svg {
  width: 20px;
  height: 20px;
  min-width: 20px;
  fill: var(--color-accent);
  transition: transform var(--transition);
}

.faq-item.is-open .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding-bottom: 1.25rem;
}

.faq-item.is-open .faq-answer {
  display: block;
}

.faq-answer p {
  font-size: 0.925rem;
}

/* --- Page Header (inner pages) --- */
.page-header {
  padding-top: calc(var(--header-height) + 2.5rem);
  padding-bottom: 2.5rem;
  background-color: var(--color-anthracite);
  text-align: center;
}

.page-header h1 {
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.page-header p {
  color: var(--color-gray);
  max-width: 600px;
  margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 1rem;
  justify-content: center;
}

.breadcrumb a,
.breadcrumb span {
  font-size: 0.8rem;
  color: var(--color-gray);
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.breadcrumb__sep {
  color: var(--color-gray);
  font-size: 0.75rem;
}

/* --- Service Detail Page --- */
.service-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .service-detail {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.service-detail__image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background-color: var(--color-gray-light);
}

.service-detail__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-detail__content h2 {
  margin-bottom: 1rem;
}

.service-detail__list {
  margin: 1rem 0;
}

.service-detail__list li {
  position: relative;
  padding: 0.4rem 0 0.4rem 1.5rem;
  font-size: 0.925rem;
  color: var(--color-text-light);
}

.service-detail__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-accent);
}

/* --- SEO Text Block --- */
.seo-text {
  max-width: 820px;
  margin: 0 auto;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--color-text-light);
}

.seo-text p {
  margin-bottom: 1rem;
}

.seo-text strong {
  color: var(--color-anthracite);
  font-weight: 600;
}

/* --- Showroom --- */
.showroom-gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .showroom-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .showroom-gallery {
    grid-template-columns: repeat(3, 1fr);
  }
}

.showroom-gallery__item {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background-color: var(--color-gray-light);
}

.showroom-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.showroom-gallery__item:hover img {
  transform: scale(1.05);
}

/* --- Footer --- */
.footer {
  background-color: var(--color-anthracite);
  color: var(--color-gray);
  padding-top: 3.5rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-bottom: 2.5rem;
}

@media (min-width: 640px) {
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

.footer__brand img {
  height: 40px;
  width: auto;
}

.footer__brand p {
  font-size: 0.875rem;
  margin-top: 0.75rem;
}

.footer__title {
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer__links li {
  margin-bottom: 0.5rem;
}

.footer__links a {
  font-size: 0.875rem;
  color: var(--color-gray);
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--color-accent);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
}

.footer__contact-item svg {
  width: 18px;
  height: 18px;
  fill: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer__contact-item a {
  color: var(--color-gray);
  transition: color var(--transition);
}

.footer__contact-item a:hover {
  color: var(--color-accent);
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 1.25rem 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
}

.footer__bottom a {
  color: var(--color-gray);
  transition: color var(--transition);
}

.footer__bottom a:hover {
  color: var(--color-accent);
}

/* --- Mobile Sticky CTA --- */
.sticky-cta {
  display: flex;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  transform: translateY(100%);
  transition: transform 0.3s ease;
  z-index: 999;
  background-color: var(--color-anthracite);
  padding: 0.75rem 1rem;
  gap: 0.5rem;
  box-shadow: 0 -4px 16px rgba(0,0,0,0.2);
}

.sticky-cta .btn {
  flex: 1;
  font-size: 0.85rem;
  padding: 0.7rem 0.5rem;
}

.sticky-cta.is-visible {
  transform: translateY(0);
}

@media (min-width: 1024px) {
  .sticky-cta {
    display: none;
  }
}

/* --- Placeholder Image --- */
.placeholder-img {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-gray-light) 0%, #D1D5DB 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray);
  font-size: 0.8rem;
  text-align: center;
  padding: 1rem;
}

/* --- Utilities --- */
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }

/* Content padding for mobile sticky */
body {
  padding-bottom: 70px;
}

@media (min-width: 1024px) {
  body {
    padding-bottom: 0;
  }
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  z-index: 10000;
  font-weight: 600;
}

.skip-link:focus {
  top: 0.5rem;
}

/* --- Two Col Layout (text + image) --- */
.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 768px) {
  .two-col {
    grid-template-columns: 1fr 1fr;
  }
  .two-col--reverse {
    direction: rtl;
  }
  .two-col--reverse > * {
    direction: ltr;
  }
}

.two-col__image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background-color: var(--color-gray-light);
}

.two-col__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}