/* ========================================
   華景清潔有限公司 — Shared Styles
   ======================================== */

:root {
  /* Brand */
  --color-primary: #0a4a4e;
  --color-primary-dark: #063538;
  --color-primary-light: #1a6b70;
  --color-accent: #c4a35a;
  --color-accent-hover: #b08f45;
  --color-ink: #1a2224;
  --color-muted: #5a686c;
  --color-border: #d8e0e2;
  --color-surface: #f4f7f7;
  --color-white: #ffffff;
  --color-overlay: rgba(6, 53, 56, 0.72);

  /* Typography */
  --font-display: "Cormorant Garamond", "Noto Serif TC", Georgia, serif;
  --font-body: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3.5rem;
  --space-2xl: 5.5rem;
  --space-3xl: 7.5rem;

  /* Layout */
  --header-height: 4.5rem;
  --container: 72rem;
  --radius: 2px;
  --transition: 0.28s ease;
  --shadow-soft: 0 12px 40px rgba(6, 53, 56, 0.08);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), background var(--transition), border-color var(--transition), opacity var(--transition);
}

ul {
  list-style: none;
}

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

/* Utilities */
.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ========================================
   Header / Navigation
   ======================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 4px 24px rgba(6, 53, 56, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-primary);
  line-height: 1.2;
}

.logo span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--color-muted);
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav > a,
.nav-parent {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-ink);
  position: relative;
  padding: 0.25rem 0;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.nav > a::after,
.nav-parent::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.nav > a:hover,
.nav > a.is-active,
.nav-parent:hover,
.nav-parent.is-active,
.nav-item.is-open > .nav-parent,
.nav-item:hover > .nav-parent {
  color: var(--color-primary);
}

.nav > a:hover::after,
.nav > a.is-active::after,
.nav-parent:hover::after,
.nav-parent.is-active::after,
.nav-item.is-open > .nav-parent::after,
.nav-item:hover > .nav-parent::after {
  width: 100%;
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-caret {
  display: inline-block;
  width: 0.55rem;
  height: 0.55rem;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  transition: transform var(--transition);
}

.nav-item.is-open .nav-caret,
.nav-item:hover .nav-caret {
  transform: rotate(225deg) translateY(-1px);
}

.submenu-toggle {
  display: none;
  border: none;
  background: transparent;
  width: 2.5rem;
  height: 2.5rem;
  cursor: pointer;
  color: var(--color-primary);
  align-items: center;
  justify-content: center;
}

.submenu {
  position: absolute;
  top: calc(100% + 0.85rem);
  left: 50%;
  transform: translateX(-50%) translateY(0.35rem);
  min-width: 11.5rem;
  padding: 0.5rem 0;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 1100;
}

.submenu::before {
  content: "";
  position: absolute;
  top: -0.85rem;
  left: 0;
  right: 0;
  height: 0.85rem;
}

.nav-item:hover > .submenu,
.nav-item:focus-within > .submenu,
.nav-item.is-open > .submenu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.submenu a {
  display: block;
  padding: 0.65rem 1.15rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-ink);
  white-space: nowrap;
}

.submenu a:hover,
.submenu a.is-active {
  color: var(--color-primary);
  background: var(--color-surface);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1.15rem !important;
  background: var(--color-primary);
  color: var(--color-white) !important;
  border-radius: var(--radius);
  font-size: 0.875rem !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--color-primary-dark);
  color: var(--color-white) !important;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0.4rem;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 500;
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}

.btn:hover {
  transform: translateY(-1px);
}

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

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

.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.65);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--color-white);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

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

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

/* ========================================
   Hero
   ======================================== */

.hero {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: flex-end;
  background-color: var(--color-primary-dark);
  background-size: cover;
  background-position: center;
  color: var(--color-white);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    rgba(6, 53, 56, 0.84) 0%,
    rgba(6, 53, 56, 0.58) 46%,
    rgba(6, 53, 56, 0.28) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
  padding: var(--space-3xl) 0 var(--space-2xl);
  max-width: 40rem;
  margin-left: max(1.25rem, calc((100% - var(--container)) / 2));
  margin-right: auto;
  animation: heroFade 0.9s ease both;
}

@keyframes heroFade {
  from {
    opacity: 0;
    transform: translateY(1.25rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-md);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3.2vw, 2.35rem);
  font-weight: 500;
  line-height: 1.35;
  margin-bottom: var(--space-md);
  max-width: 18em;
}

.hero-lead {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: var(--space-lg);
  max-width: 28em;
}

/* Page hero (inner pages) */
.page-hero {
  position: relative;
  min-height: 42vh;
  display: flex;
  align-items: flex-end;
  background-color: var(--color-primary-dark);
  background-size: cover;
  background-position: center;
  color: var(--color-white);
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  z-index: 1;
}

.page-hero-content {
  position: relative;
  z-index: 2;
  padding: var(--space-2xl) 0 var(--space-xl);
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.25rem);
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: var(--space-sm);
}

.page-hero p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 32em;
}

.page-hero-kicker {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.65rem;
}

/* ========================================
   Sections
   ======================================== */

.section {
  padding: var(--space-2xl) 0;
}

.section-alt {
  background: var(--color-surface);
}

.section-header {
  margin-bottom: var(--space-xl);
  max-width: 36rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.5vw, 2.6rem);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

.section-header p {
  color: var(--color-muted);
  font-size: 1.05rem;
}

.section-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

/* Icons */
.icon {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-lg {
  width: 2.25rem;
  height: 2.25rem;
}

.section-title-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: var(--space-sm);
}

.section-title-row .icon {
  color: var(--color-primary);
  width: 1.75rem;
  height: 1.75rem;
}

.section-title-row h2 {
  margin-bottom: 0;
}

/* Service grid — image cards */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-item {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(6, 53, 56, 0.12);
}

.service-item-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-primary-light);
}

.service-item-media a {
  position: absolute;
  inset: 0;
  display: block;
}

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

.service-item:hover .service-item-media img {
  transform: scale(1.05);
}

.service-item-body {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
  display: flex;
  flex-direction: column;
  flex: 1;
  border-top: 3px solid var(--color-primary);
}

.service-item-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  margin-top: -2.1rem;
  margin-bottom: var(--space-sm);
  background: var(--color-white);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
}

.service-item h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.service-item p {
  color: var(--color-muted);
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
  flex: 1;
}

.service-item a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 2px;
  align-self: flex-start;
}

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

/* Highlight / icon strip */
.icon-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: var(--space-xl);
}

.icon-strip-item {
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  transition: border-color var(--transition), transform var(--transition);
}

.icon-strip-item:hover {
  border-color: var(--color-primary);
  transform: translateY(-3px);
}

.icon-strip-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  margin-bottom: var(--space-md);
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-primary);
}

.icon-strip-item h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}

.icon-strip-item p {
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.55;
}

/* Process steps */
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.process-item {
  position: relative;
  padding: var(--space-lg);
  background: var(--color-white);
  border-left: 3px solid var(--color-accent);
}

.process-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.process-item .icon {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.process-item h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

.process-item p {
  font-size: 0.95rem;
  color: var(--color-muted);
}

/* Photo circles (about) */
.photo-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin: var(--space-lg) 0;
}

.photo-circle {
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  background: var(--color-primary-light);
  border: 3px solid var(--color-white);
  box-shadow: var(--shadow-soft);
}

.photo-circle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Contact with icons */
.contact-block {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.contact-block-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  flex-shrink: 0;
  background: var(--color-surface);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}

.contact-block h3 {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.35rem;
}

.footer-col li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.footer-col .icon {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.2rem;
  color: var(--color-accent);
  opacity: 0.85;
}

/* Feature / why choose */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.feature-visual {
  min-height: 22rem;
  background-size: cover;
  background-position: center;
  background-color: var(--color-primary);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.feature-list li {
  padding-left: var(--space-lg);
  border-left: 2px solid var(--color-accent);
}

.feature-list h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}

.feature-list p {
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* About split */
.about-split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-xl);
  align-items: start;
}

.about-split .prose h2,
.about-split .section-title-row h2 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3vw, 2.4rem);
  color: var(--color-primary);
  margin-bottom: 0;
  line-height: 1.2;
}

.about-split .section-title-row {
  margin-bottom: var(--space-md);
}

.service-detail .section-title-row {
  margin-bottom: var(--space-sm);
}

.service-detail .section-title-row h2 {
  margin-bottom: 0;
}

.icon-strip a.icon-strip-item {
  color: inherit;
  text-decoration: none;
}

.prose p {
  color: var(--color-muted);
  margin-bottom: var(--space-md);
}

.prose p:last-child {
  margin-bottom: 0;
}

.about-visual {
  min-height: 28rem;
  background-size: cover;
  background-position: center;
  background-color: var(--color-primary-light);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: var(--space-xl);
}

.value-item {
  padding: var(--space-lg);
  background: var(--color-white);
  border-left: 3px solid var(--color-accent);
}

.value-item .icon {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.value-item h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.value-item p {
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* Service detail page */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: calc(var(--header-height) + 1.5rem);
}

.service-detail:last-child {
  border-bottom: none;
}

.service-detail:nth-child(even) {
  direction: rtl;
}

.service-detail:nth-child(even) > * {
  direction: ltr;
}

.service-detail-visual {
  min-height: 16rem;
  background-size: cover;
  background-position: center;
  background-color: var(--color-primary-light);
}

.service-detail h2 {
  font-family: var(--font-display);
  font-size: 1.85rem;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.service-detail p {
  color: var(--color-muted);
  margin-bottom: var(--space-md);
}

/* CTA band */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: var(--space-2xl) 0;
  text-align: center;
}

.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.cta-band p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-lg);
  max-width: 28em;
  margin-inline: auto;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact-info h2 {
  font-family: var(--font-display);
  font-size: 1.85rem;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.contact-block h3 {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.35rem;
}

.contact-block p,
.contact-block a {
  color: var(--color-ink);
  font-size: 1.05rem;
}

.contact-block a:hover {
  color: var(--color-primary);
}

.contact-form {
  background: var(--color-surface);
  padding: var(--space-lg);
}

.form-row {
  margin-bottom: var(--space-md);
}

.form-row label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--color-ink);
}

.form-row label .required {
  color: #b33;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-ink);
  transition: border-color var(--transition);
}

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

.form-row textarea {
  min-height: 8rem;
  resize: vertical;
}

.form-row .error-msg {
  display: none;
  font-size: 0.8rem;
  color: #b33;
  margin-top: 0.3rem;
}

.form-row.is-invalid input,
.form-row.is-invalid select,
.form-row.is-invalid textarea {
  border-color: #b33;
}

.form-row.is-invalid .error-msg {
  display: block;
}

.form-success {
  display: none;
  padding: var(--space-md);
  background: #e8f4f0;
  border-left: 3px solid var(--color-primary);
  color: var(--color-primary-dark);
  margin-bottom: var(--space-md);
}

.form-success.is-visible {
  display: block;
}

.map-placeholder {
  margin-top: var(--space-xl);
  min-height: 18rem;
  background: linear-gradient(145deg, #d5e0e2 0%, #b8c9cc 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: 1rem;
  letter-spacing: 0.08em;
  border: 1px solid var(--color-border);
}

/* Service inner pages */
.crumb {
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-bottom: var(--space-md);
}

.crumb a {
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-accent);
}

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

.service-lead {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-xl);
  align-items: center;
}

.service-lead-media {
  min-height: 22rem;
  background: var(--color-primary-light);
  overflow: hidden;
}

.service-lead-media img {
  width: 100%;
  height: 100%;
  min-height: 22rem;
  max-height: 34rem;
  object-fit: cover;
}

.service-lead h2 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.service-lead .prose p {
  margin-bottom: var(--space-md);
}

.scope-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 2.5rem;
  margin-top: var(--space-lg);
}

.scope-list li {
  position: relative;
  padding: 0.9rem 0 0.9rem 1.35rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-ink);
}

.scope-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.35rem;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--color-accent);
}

.home-gallery {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1rem;
  margin-top: var(--space-xl);
}

.home-gallery figure {
  margin: 0;
  background: var(--color-primary-light);
}

.home-gallery img {
  width: 100%;
  height: 100%;
  min-height: 18rem;
  object-fit: cover;
}

.home-gallery figure:first-child img {
  min-height: 24rem;
}

.home-gallery figcaption {
  padding: 0.75rem 1rem 0.9rem;
  font-size: 0.875rem;
  color: var(--color-muted);
  background: var(--color-white);
}

.photo-row-two {
  grid-template-columns: 1fr 1fr;
}

.plan-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  padding: var(--space-lg) var(--space-lg);
  background: var(--color-surface);
  border-left: 3px solid var(--color-accent);
}

.feature-row h2 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3vw, 2.4rem);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.plan-note h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}

.plan-note p {
  color: var(--color-muted);
  max-width: 36em;
}

.related-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.related-list a {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-height: 100%;
  padding: 1.2rem 1.15rem 1.3rem;
  background: var(--color-white);
  border-top: 3px solid var(--color-primary);
}

.related-list strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
}

.related-list span {
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.5;
}

.related-list a:hover {
  background: var(--color-primary);
}

.related-list a:hover strong,
.related-list a:hover span {
  color: var(--color-white);
}

/* ========================================
   Footer
   ======================================== */

.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand .logo {
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.footer-brand .logo span {
  color: rgba(255, 255, 255, 0.55);
}

.footer-brand p {
  font-size: 0.95rem;
  max-width: 22em;
  line-height: 1.65;
}

.footer-col h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-white);
  margin-bottom: var(--space-md);
  font-weight: 600;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ========================================
   Back to Top
   ======================================== */

.back-to-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 900;
  width: 2.75rem;
  height: 2.75rem;
  border: none;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: var(--color-white);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(0.5rem);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition), background var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-accent);
  color: var(--color-ink);
}

.back-to-top svg {
  width: 1.1rem;
  height: 1.1rem;
}

/* ========================================
   Scroll Animation
   ======================================== */

.reveal {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-content,
  .reveal,
  .btn,
  .service-item,
  .nav a::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 960px) {
  .service-grid,
  .values-grid,
  .process-grid,
  .icon-strip {
    grid-template-columns: 1fr 1fr;
  }

  .feature-row,
  .about-split,
  .contact-grid,
  .service-detail,
  .service-detail:nth-child(even),
  .service-lead,
  .home-gallery,
  .related-list {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .related-list {
    grid-template-columns: 1fr 1fr;
  }

  .plan-note {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-visual,
  .about-visual {
    min-height: 16rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 4rem;
  }

  .menu-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--color-white);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav > a,
  .nav-parent {
    padding: 0.9rem 1.5rem;
    border-bottom: 1px solid var(--color-surface);
  }

  .nav > a::after,
  .nav-parent::after {
    display: none;
  }

  .nav-item {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: stretch;
    border-bottom: 1px solid var(--color-surface);
  }

  .nav-item .nav-parent {
    border-bottom: none;
  }

  .submenu-toggle {
    display: flex;
    border-left: 1px solid var(--color-surface);
  }

  .submenu-toggle .nav-caret {
    margin: 0;
  }

  .submenu {
    position: static;
    grid-column: 1 / -1;
    left: auto;
    transform: none;
    min-width: 0;
    width: 100%;
    padding: 0;
    border: none;
    border-top: 1px solid var(--color-surface);
    box-shadow: none;
    background: var(--color-surface);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    display: none;
  }

  .nav-item.is-open > .submenu {
    display: block;
    transform: none;
  }

  .nav-item:hover > .submenu {
    display: none;
  }

  .nav-item.is-open:hover > .submenu,
  .nav-item.is-open > .submenu {
    display: block;
  }

  .submenu a {
    padding: 0.75rem 1.5rem 0.75rem 2.25rem;
    border-bottom: 1px solid rgba(216, 224, 226, 0.7);
  }

  .submenu a:last-child {
    border-bottom: none;
  }

  .nav-cta {
    margin: 0.75rem 1.5rem 0.5rem;
    justify-content: center;
    border-bottom: none !important;
  }

  .hero {
    min-height: 85vh;
    align-items: center;
  }

  .hero-content {
    margin-left: auto;
    margin-right: auto;
    padding: var(--space-xl) 0;
  }

  .service-grid,
  .values-grid,
  .footer-grid,
  .process-grid,
  .icon-strip,
  .photo-row {
    grid-template-columns: 1fr;
  }

  .photo-row {
    max-width: 16rem;
    margin-inline: auto;
  }

  .photo-row.photo-row-two {
    grid-template-columns: 1fr 1fr;
    max-width: 22rem;
  }

  .scope-list,
  .related-list {
    grid-template-columns: 1fr;
  }

  .home-gallery img,
  .home-gallery figure:first-child img,
  .service-lead-media,
  .service-lead-media img {
    min-height: 14rem;
  }

  .section {
    padding: var(--space-xl) 0;
  }

  .btn-group {
    flex-direction: column;
  }

  .btn-group .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    width: min(100% - 1.75rem, var(--container));
  }

  .contact-form {
    padding: var(--space-md);
  }

  .back-to-top {
    right: 1rem;
    bottom: 1rem;
  }
}