/* ============================================================
   HENZER BT. – style.css
   Industrial decision-first website
   Color palette: dark graphite, off-white, steel gray, amber CTA
   ============================================================ */

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

:root {
  --graphite:   #1a1c1e;
  --graphite2:  #23262a;
  --graphite3:  #2d3035;
  --steel:      #4a5060;
  --steel-light:#6b7280;
  --off-white:  #f0ede8;
  --white:      #ffffff;
  --amber:      #e07b00;
  --amber-dark: #b86200;
  --amber-light:#f59e0b;
  --border:     #3a3d42;
  --text-main:  #e8e4de;
  --text-muted: #9ca3af;
  --tag-bg:     #2d3035;
  --card-bg:    #23262a;
  --section-bg: #1e2124;
  --alt-bg:     #161819;
  --radius:     4px;
  --radius-lg:  8px;
  --font: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
}

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

body {
  font-family: var(--font);
  background: var(--graphite);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

/* ---------- TYPOGRAPHY ---------- */
h1 { font-size: clamp(1.75rem, 4vw, 2.8rem); font-weight: 800; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.3rem, 3vw, 1.9rem); font-weight: 700; line-height: 1.2; }
h3 { font-size: 1.1rem; font-weight: 700; line-height: 1.3; }
h4 { font-size: 0.95rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); }
p { font-size: 0.97rem; color: var(--text-muted); line-height: 1.7; }

.section-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--amber);
  margin-bottom: 0.5rem;
  display: block;
}

/* ---------- LAYOUT ---------- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

section { padding: 3.5rem 0; }
section + section { border-top: 1px solid var(--border); }

/* ---------- HEADER ---------- */
.site-header {
  background: var(--alt-bg);
  border-bottom: 2px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  gap: 1rem;
}

.logo {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: -0.02em;
  white-space: nowrap;
  flex-shrink: 0;
}
.logo span { color: var(--amber); }

.main-nav { display: flex; align-items: center; gap: 0; }
.main-nav a {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.4rem 0.7rem;
  border-radius: var(--radius);
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
}
.main-nav a:hover,
.main-nav a.active { color: var(--white); background: var(--graphite3); }

.header-cta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--amber);
  color: var(--graphite) !important;
  font-size: 0.85rem;
  font-weight: 800;
  padding: 0.45rem 1rem;
  border-radius: var(--radius);
  white-space: nowrap;
  flex-shrink: 0;
  transition: background 0.15s;
}
.header-cta:hover { background: var(--amber-dark); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-main);
  transition: transform 0.2s, opacity 0.2s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none;
  background: var(--alt-bg);
  border-top: 1px solid var(--border);
  padding: 0.75rem 1.25rem 1rem;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--border);
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { color: var(--white); }

/* ---------- STICKY MOBILE CALL BAR ---------- */
.sticky-call-bar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 200;
  background: var(--amber);
  padding: 0.7rem 1.25rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 2px solid var(--amber-dark);
}
.sticky-call-bar a.call-main {
  font-size: 1rem;
  font-weight: 800;
  color: var(--graphite);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.sticky-call-bar a.call-main::before { content: "📞"; font-size: 1rem; }
.sticky-call-bar a.contact-link {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--graphite);
  text-decoration: underline;
  white-space: nowrap;
}

/* ---------- HERO ---------- */
.hero {
  background: var(--alt-bg);
  padding: 3rem 0 2.5rem;
  border-bottom: 2px solid var(--border);
}

.hero-content { max-width: 680px; }
.hero h1 { color: var(--white); margin-bottom: 1rem; }
.hero-sub {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
  max-width: 560px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.75rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--amber);
  color: var(--graphite);
  font-size: 0.95rem;
  font-weight: 800;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}
.btn-primary:hover { background: var(--amber-dark); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: transparent;
  color: var(--text-main);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius);
  border: 2px solid var(--border);
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
  white-space: nowrap;
}
.btn-secondary:hover { border-color: var(--steel-light); color: var(--white); }

.hero-microcopy {
  font-size: 0.78rem;
  color: var(--steel-light);
  font-weight: 500;
}

/* ---------- QUICK ACTION TILES ---------- */
.quick-tiles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 2.5rem;
}

.qtile {
  background: var(--graphite2);
  padding: 1.1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: background 0.15s;
  cursor: pointer;
}
.qtile:hover { background: var(--graphite3); }
.qtile-title {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
}
.qtile-phone {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--amber);
}
.qtile-arrow {
  font-size: 0.72rem;
  color: var(--steel-light);
  margin-top: auto;
  padding-top: 0.3rem;
}

/* ---------- TRUST FACTS ---------- */
.trust-section { background: var(--section-bg); }
.fact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 1.5rem;
}
.fact-card {
  background: var(--card-bg);
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.fact-card .fact-value {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
}
.fact-card .fact-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ---------- SERVICE BENTO ---------- */
.service-bento {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 1.5rem;
}

.svc-card {
  background: var(--card-bg);
  padding: 1.4rem 1.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.svc-card.wide { grid-column: span 2; }
.svc-card h3 { color: var(--white); font-size: 1rem; }
.svc-card p { font-size: 0.88rem; }
.svc-card .svc-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--amber);
  color: var(--graphite);
  font-size: 0.82rem;
  font-weight: 800;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius);
  margin-top: auto;
  align-self: flex-start;
  transition: background 0.15s;
}
.svc-card .svc-cta:hover { background: var(--amber-dark); }

/* ---------- BRAND TAGS ---------- */
.brand-tags-section { background: var(--graphite2); }
.brand-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}
.brand-tag {
  background: var(--tag-bg);
  color: var(--text-main);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  letter-spacing: 0.02em;
}

/* ---------- CALL PREP CHECKLIST ---------- */
.checklist-section { background: var(--section-bg); }
.checklist {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-top: 1.5rem;
}
.checklist-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.1rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}
.checklist-num {
  background: var(--amber);
  color: var(--graphite);
  font-size: 0.78rem;
  font-weight: 900;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.checklist-text {
  font-size: 0.88rem;
  color: var(--text-main);
  line-height: 1.5;
}

/* ---------- FAQ ACCORDION ---------- */
.faq-section { background: var(--graphite); }
.faq-list {
  margin-top: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: none; }
.faq-question {
  width: 100%;
  background: var(--card-bg);
  border: none;
  color: var(--text-main);
  font-size: 0.92rem;
  font-weight: 700;
  text-align: left;
  padding: 1rem 1.1rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: background 0.15s;
}
.faq-question:hover { background: var(--graphite3); }
.faq-question .faq-icon {
  font-size: 1.1rem;
  color: var(--amber);
  flex-shrink: 0;
  transition: transform 0.2s;
}
.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(45deg); }
.faq-answer {
  background: var(--graphite2);
  padding: 0 1.1rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease, padding 0.25s;
}
.faq-answer.open {
  max-height: 200px;
  padding: 0.75rem 1.1rem 1rem;
}
.faq-answer p { font-size: 0.88rem; color: var(--text-muted); }
.faq-answer strong { color: var(--amber); }

/* ---------- FINAL CTA BLOCK ---------- */
.final-cta {
  background: var(--graphite2);
  border-top: 2px solid var(--border);
  padding: 3rem 0;
}
.final-cta h2 { color: var(--white); margin-bottom: 1.5rem; }
.cta-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}
.cta-card {
  background: var(--graphite3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  transition: background 0.15s, border-color 0.15s;
}
.cta-card:hover { background: var(--steel); border-color: var(--steel-light); }
.cta-card .cta-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}
.cta-card .cta-value {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--amber);
}
.cta-card .cta-arrow {
  font-size: 0.72rem;
  color: var(--steel-light);
  margin-top: 0.5rem;
}

/* ---------- PAGE HERO (inner pages) ---------- */
.page-hero {
  background: var(--alt-bg);
  padding: 2.5rem 0 2rem;
  border-bottom: 2px solid var(--border);
}
.page-hero h1 { color: var(--white); margin-bottom: 0.75rem; }
.page-hero .hero-sub { margin-bottom: 1.25rem; }
.page-hero .hero-ctas { margin-bottom: 0; }

/* ---------- CONTENT SECTIONS ---------- */
.content-section { background: var(--graphite); }
.content-section.alt { background: var(--section-bg); }
.content-section.dark { background: var(--alt-bg); }

.section-header { margin-bottom: 1.5rem; }
.section-header h2 { color: var(--white); }

/* ---------- INFO GRID ---------- */
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.info-card {
  background: var(--card-bg);
  padding: 1.2rem 1.1rem;
}
.info-card h3 { color: var(--white); font-size: 0.95rem; margin-bottom: 0.5rem; }
.info-card p { font-size: 0.85rem; }

/* ---------- WORK LIST ---------- */
.work-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  margin-top: 1rem;
}
.work-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.55rem 0.85rem;
  font-size: 0.85rem;
  color: var(--text-main);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.work-item::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
  flex-shrink: 0;
}

/* ---------- CALL PREP (inner pages) ---------- */
.call-prep {
  background: var(--graphite2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-top: 1.5rem;
}
.call-prep h3 { color: var(--white); margin-bottom: 1rem; font-size: 1rem; }
.call-prep-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.call-prep-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--text-main);
}
.call-prep-item::before {
  content: '→';
  color: var(--amber);
  font-weight: 800;
  flex-shrink: 0;
}

/* ---------- ADDRESS BLOCK ---------- */
.address-block {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.address-block h3 { color: var(--white); font-size: 0.95rem; margin-bottom: 0.25rem; }
.address-block p { font-size: 0.88rem; }
.address-block .addr-line { color: var(--text-main); font-weight: 600; font-size: 0.9rem; }

/* ---------- CONTACT PAGE ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1.5rem;
}
.contact-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: border-color 0.15s;
}
.contact-card:hover { border-color: var(--amber); }
.contact-card .cc-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}
.contact-card .cc-name { font-size: 0.92rem; font-weight: 700; color: var(--white); }
.contact-card .cc-phone {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--amber);
}
.contact-card .cc-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--amber);
  color: var(--graphite);
  font-size: 0.78rem;
  font-weight: 800;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius);
  margin-top: 0.5rem;
  align-self: flex-start;
  transition: background 0.15s;
}
.contact-card .cc-cta:hover { background: var(--amber-dark); }

.locations-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 1.5rem;
}
.map-placeholder {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.2rem;
  min-height: 160px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.map-placeholder .map-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--amber);
}
.map-placeholder h3 { color: var(--white); font-size: 0.95rem; }
.map-placeholder .map-addr { font-size: 0.88rem; color: var(--text-main); font-weight: 600; }
.map-placeholder .map-note {
  font-size: 0.78rem;
  color: var(--steel-light);
  margin-top: auto;
  font-style: italic;
}

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--alt-bg);
  border-top: 2px solid var(--border);
  padding: 1.5rem 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.footer-logo { font-size: 1rem; font-weight: 900; color: var(--white); }
.footer-logo span { color: var(--amber); }
.footer-copy { font-size: 0.78rem; color: var(--text-muted); }
.footer-contact { font-size: 0.78rem; color: var(--text-muted); }
.footer-contact a { color: var(--amber); font-weight: 600; }

/* ---------- UTILITY ---------- */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.text-amber { color: var(--amber); }
.text-white { color: var(--white); }
.text-muted { color: var(--text-muted); }
.divider { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .header-cta { display: none; }
  .quick-tiles { grid-template-columns: repeat(2, 1fr); }
  .fact-grid { grid-template-columns: repeat(2, 1fr); }
  .service-bento { grid-template-columns: 1fr; }
  .svc-card.wide { grid-column: span 1; }
  .checklist { grid-template-columns: 1fr; }
  .cta-cards { grid-template-columns: repeat(2, 1fr); }
  .info-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .locations-grid { grid-template-columns: 1fr; }
  .sticky-call-bar { display: flex; }
  body { padding-bottom: 60px; }
}

@media (max-width: 600px) {
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.25rem; }
  .quick-tiles { grid-template-columns: 1fr 1fr; }
  .fact-grid { grid-template-columns: 1fr 1fr; }
  .cta-cards { grid-template-columns: 1fr 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .work-list { grid-template-columns: 1fr; }
  section { padding: 2.5rem 0; }
}

@media (max-width: 400px) {
  .quick-tiles { grid-template-columns: 1fr; }
  .cta-cards { grid-template-columns: 1fr; }
  .fact-grid { grid-template-columns: 1fr; }
}