/* ========== Header / Nav ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(22, 28, 26, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem 1rem;
  min-height: var(--header-h);
}

.brand {
  grid-column: 1;
  grid-row: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
  flex-shrink: 0;
  min-width: 0;
}

.header-actions {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
}

.main-nav {
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
}

.brand:hover {
  color: var(--ink);
  opacity: 0.9;
}

.brand-logo {
  width: 2.5rem;
  height: 2.5rem;
  object-fit: contain;
  background: var(--field-1);
  padding: 0.2rem;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.brand-sub {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  margin-top: 0.1rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 130;
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle-bar {
  display: block;
  width: 1.15rem;
  height: 1.5px;
  background: currentColor;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(4) {
  transform: translateY(-6.5px) rotate(-45deg);
}

.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.1rem 0.55rem;
  justify-content: flex-end;
}

@media (min-width: 1280px) {
  .main-nav ul {
    gap: 0.15rem 0.85rem;
  }
}

.main-nav a {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  text-decoration: none;
  color: var(--muted);
  white-space: nowrap;
}

@media (min-width: 1280px) {
  .main-nav a {
    font-size: 0.8rem;
  }
}

.main-nav a:hover,
.main-nav a.is-active,
.main-nav a[aria-current="page"] {
  color: var(--ink);
}

.nav-overlay {
  display: none;
}

@media (max-width: 1100px) {
  .site-header {
    /* backdrop-filter would trap the fixed drawer inside the header box */
    backdrop-filter: none;
  }

  .header-inner {
    grid-template-columns: 1fr auto;
  }

  .main-nav {
    grid-column: 1 / -1;
    justify-self: stretch;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .header-actions .btn.header-cta-desktop {
    display: none;
  }

  .main-nav {
    position: fixed;
    inset: var(--header-h) 0 0 auto;
    width: min(20rem, 88vw);
    background: var(--surface);
    border-left: 1px solid var(--line);
    padding: 1.25rem;
    transform: translateX(105%);
    transition: transform var(--transition);
    overflow-y: auto;
    z-index: 120;
  }

  .main-nav.is-open {
    transform: translateX(0);
  }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }

  .main-nav a {
    display: block;
    padding: 0.85rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
  }

  .nav-cta-mobile {
    display: grid;
    gap: 0.65rem;
    margin-top: 1.25rem;
  }

  .nav-overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
    z-index: 90;
  }

  .nav-overlay.is-open {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (min-width: 1101px) {
  .nav-cta-mobile {
    display: none;
  }
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 2.75rem;
  padding: 0.65rem 1.25rem;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.btn:hover {
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--ink);
  color: var(--bg);
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn-ghost:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.btn-invert {
  background: var(--field-1-ink);
  color: var(--field-1);
}

.btn-invert:hover {
  background: var(--accent);
  color: var(--accent-ink);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  display: grid;
  align-items: stretch;
  overflow: hidden;
  background: var(--bg);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
}

.hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(22, 28, 26, 0.92) 0%, rgba(22, 28, 26, 0.55) 55%, rgba(22, 28, 26, 0.35) 100%),
    linear-gradient(0deg, rgba(22, 28, 26, 0.85) 0%, transparent 45%);
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(2rem, 6vw, 4rem) 0 clamp(2.5rem, 7vw, 5rem);
  min-height: inherit;
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 14vw, 9.5rem);
  font-weight: 500;
  line-height: 0.88;
  letter-spacing: -0.05em;
  margin: 0;
  max-width: none;
}

.hero-brand span {
  display: block;
}

.hero-lead {
  margin-top: 1.5rem;
  font-size: var(--step-body);
  max-width: 34ch;
  color: var(--ink);
}

.page-hero {
  position: relative;
  padding: clamp(3rem, 8vw, 5.5rem) 0 clamp(2.5rem, 5vw, 3.5rem);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  background-color: var(--accent);
  background-image:
    linear-gradient(rgba(159, 199, 184, 0.6), rgba(159, 199, 184, 0.6)),
    url("../img/banner/banner001.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.page-hero-title {
  font-size: clamp(2.4rem, 7vw, 4.5rem);
  margin: 0;
  max-width: 14ch;
  color: var(--accent-ink);
}

.page-hero .kicker,
.page-hero-lead {
  color: var(--accent-ink);
}

.page-hero-lead {
  margin-top: 1rem;
  max-width: 42ch;
}

/* ========== Content blocks ========== */
.kicker {
  font-family: var(--font-ui);
  font-size: var(--step-small);
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.service-block {
  padding: clamp(1.5rem, 3vw, 2.25rem) 0;
  border-top: 1px solid var(--line);
}

.service-block h3 {
  margin-bottom: 0.85rem;
}

.service-block ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.service-block li {
  font-size: var(--step-body);
  padding: 0.35rem 0;
  color: var(--muted);
}

.service-block li::before {
  content: "— ";
  color: var(--accent);
}

.price-callout {
  margin-top: 1.5rem;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--line);
  font-size: var(--step-lead);
  font-family: var(--font-display);
}

.price-callout strong {
  color: var(--accent);
  font-weight: 500;
}

.steps {
  counter-reset: step;
  list-style: none;
  margin: 0;
  padding: 0;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding: 1.5rem 0 1.5rem 3.5rem;
  border-top: 1px solid var(--line);
  max-width: 62ch;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 1.5rem;
  font-family: var(--font-display);
  font-size: var(--step-lead);
  color: var(--accent);
  line-height: 1;
}

.qual-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.qual-list li {
  font-family: var(--font-ui);
  font-size: var(--step-small);
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--line);
  color: var(--ink);
  margin: 0;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}

@media (min-width: 700px) {
  .photo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1000px) {
  .photo-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.photo-grid a,
.photo-grid figure {
  margin: 0;
  display: block;
  overflow: hidden;
  background: var(--surface);
}

.photo-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.photo-grid a:hover img {
  transform: scale(1.04);
}

.report-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.report-list li {
  margin: 0;
  border-top: 1px solid var(--line);
}

.report-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  text-decoration: none;
  font-size: var(--step-body);
}

.report-list a::after {
  content: "PDF";
  font-family: var(--font-ui);
  font-size: var(--step-small);
  color: var(--accent);
  letter-spacing: 0.06em;
}

.faq-list {
  margin-top: 2.5rem;
}

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

.faq-item:last-child {
  border-bottom: 1px solid var(--line);
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1rem + 0.4vw, 1.25rem);
  font-weight: 500;
  color: var(--ink);
}

.faq-q-icon {
  flex-shrink: 0;
  width: 1rem;
  height: 1rem;
  margin-top: 0.35rem;
  position: relative;
}

.faq-q-icon::before,
.faq-q-icon::after {
  content: "";
  position: absolute;
  background: var(--ink);
  transition: transform var(--transition);
}

.faq-q-icon::before {
  width: 100%;
  height: 1.5px;
  top: 50%;
  left: 0;
}

.faq-q-icon::after {
  width: 1.5px;
  height: 100%;
  left: 50%;
  top: 0;
}

.faq-item.is-open .faq-q-icon::after {
  transform: scaleY(0);
}

.faq-a {
  display: none;
  padding: 0 0 1.5rem;
  color: var(--muted);
  max-width: 62ch;
}

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

.cta-band {
  display: block;
  text-decoration: none;
  background: var(--accent);
  color: var(--accent-ink);
  min-height: clamp(16rem, 42svh, 24rem);
  padding: var(--pad);
  position: relative;
  transition: background var(--transition), color var(--transition);
}

.cta-band:hover {
  background: var(--ink);
  color: var(--bg);
}

.cta-band-note {
  font-family: var(--font-ui);
  font-size: var(--step-body);
  max-width: 28ch;
}

.cta-band-word {
  position: absolute;
  left: var(--pad);
  right: var(--pad);
  bottom: var(--pad);
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 14vw, 8rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
  font-weight: 500;
}

@media (max-width: 700px) {
  .cta-band {
    min-height: clamp(10.5rem, 21svh, 12rem);
  }
}

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

@media (min-width: 900px) {
  .contact-panel {
    grid-template-columns: 1fr 1.1fr;
  }
}

.contact-facts dt {
  font-family: var(--font-ui);
  font-size: var(--step-small);
  color: var(--muted);
  letter-spacing: 0.06em;
  margin-top: 1.1rem;
}

.contact-facts dd {
  margin: 0.25rem 0 0;
  font-size: var(--step-lead);
}

.contact-facts a {
  text-decoration: none;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.form-field label {
  display: block;
  font-family: var(--font-ui);
  font-size: var(--step-small);
  color: var(--muted);
  margin-bottom: 0.4rem;
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 0.85rem 0.9rem;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: var(--radius);
}

.form-field textarea {
  min-height: 9rem;
  resize: vertical;
}

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

.form-field.is-invalid input,
.form-field.is-invalid textarea {
  border-color: var(--danger);
}

.form-error {
  display: none;
  margin-top: 0.35rem;
  font-family: var(--font-ui);
  font-size: var(--step-small);
  color: var(--danger);
}

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

.form-status {
  font-family: var(--font-ui);
  font-size: var(--step-small);
  min-height: 1.25em;
}

.form-status.is-success {
  color: var(--accent);
}

.form-status.is-error {
  color: var(--danger);
}

.map-placeholder {
  margin-top: 2.5rem;
  border: 1px solid var(--line);
  background: var(--surface);
}

.map-placeholder iframe {
  display: block;
  width: 100%;
  height: min(22rem, 55vw);
  border: 0;
  filter: grayscale(0.35) contrast(1.05);
}

.map-caption {
  padding: 0.85rem 1rem;
  font-family: var(--font-ui);
  font-size: var(--step-small);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.org-chart {
  width: 100%;
  max-width: 56rem;
  margin: 0 auto;
  background: var(--field-1);
  padding: 1rem;
}

/* ========== Footer ========== */
.site-footer {
  background: var(--field-1);
  color: var(--field-1-ink);
  padding: clamp(3rem, 7vw, 5rem) 0 2rem;
  margin-top: 0;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 5.5rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
  margin: 0 0 1.5rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(22, 28, 26, 0.15);
}

@media (min-width: 800px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.footer-grid h3 {
  font-family: var(--font-ui);
  font-size: var(--step-small);
  letter-spacing: 0.08em;
  margin: 0 0 0.85rem;
  font-weight: 500;
}

.footer-grid p,
.footer-grid a {
  font-size: 0.95rem;
  text-decoration: none;
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-grid li + li {
  margin-top: 0.4rem;
}

.footer-copy {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(22, 28, 26, 0.15);
  font-family: var(--font-ui);
  font-size: var(--step-small);
  color: rgba(22, 28, 26, 0.65);
}

.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 90;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), background var(--transition);
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

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

/* ========== Reveal ========== */
.reveal {
  opacity: 0;
  transform: translateY(1.25rem);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}