/* =========================================================
   VZV Kolín — Design System & Styles
   Industrial aesthetic · Light/bright palette
   ========================================================= */

/* --- Google Fonts loaded in HTML --- */
/* Headings: Barlow Condensed (bold, condensed, industrial stencil feel) */
/* Body: Archivo (clean, readable, geometric) */

/* =========================================================
   1. DESIGN TOKENS
   ========================================================= */
:root {
  /* --- Palette (OKLCH) --- */
  --clr-surface:       oklch(0.97 0.005 80);    /* warm off-white */
  --clr-surface-alt:   oklch(0.93 0.008 80);    /* light warm grey */
  --clr-surface-dark:  oklch(0.25 0.01 250);    /* deep charcoal */
  --clr-text:          oklch(0.22 0.01 250);    /* near-black, warm */
  --clr-text-muted:    oklch(0.45 0.01 250);    /* secondary text */
  --clr-text-on-dark:  oklch(0.95 0.005 80);    /* text on dark bg */

  --clr-accent:        oklch(0.82 0.17 85);     /* safety amber/yellow */
  --clr-accent-hover:  oklch(0.75 0.16 85);     /* darker amber */
  --clr-steel:         oklch(0.55 0.04 250);    /* steel blue-grey */
  --clr-steel-light:   oklch(0.85 0.02 250);    /* light steel */

  --clr-danger:        oklch(0.55 0.18 25);     /* fire red */
  --clr-success:       oklch(0.55 0.14 150);    /* green */

  /* --- Typography --- */
  --ff-display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --ff-body:    'Archivo', 'Helvetica Neue', sans-serif;

  --fs-hero:    clamp(3rem, 6vw + 1rem, 5.5rem);
  --fs-h1:      clamp(2.2rem, 4vw + 0.5rem, 3.5rem);
  --fs-h2:      clamp(1.6rem, 2.5vw + 0.4rem, 2.2rem);
  --fs-h3:      clamp(1.2rem, 1.5vw + 0.3rem, 1.5rem);
  --fs-body:    clamp(1rem, 0.5vw + 0.85rem, 1.125rem);
  --fs-small:   0.875rem;
  --fs-label:   0.75rem;

  --fw-regular: 400;
  --fw-medium:  500;
  --fw-bold:    700;
  --fw-black:   900;

  --lh-tight:   1.15;
  --lh-snug:    1.3;
  --lh-body:    1.65;

  /* --- Spacing (4pt scale) --- */
  --space-xs:   4px;
  --space-sm:   8px;
  --space-md:   16px;
  --space-lg:   24px;
  --space-xl:   32px;
  --space-2xl:  48px;
  --space-3xl:  64px;
  --space-4xl:  96px;

  /* --- Layout --- */
  --max-w:      1200px;
  --max-w-text: 68ch;

  /* --- Transitions --- */
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast:   150ms;
  --dur-med:    300ms;
  --dur-slow:   500ms;

  /* --- Borders & Radius --- */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
}


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

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

body {
  font-family: var(--ff-body);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: var(--lh-body);
  color: var(--clr-text);
  background-color: var(--clr-surface);
  -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;
}

h1, h2, h3, h4 {
  font-family: var(--ff-display);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p {
  max-width: var(--max-w-text);
}

p + p {
  margin-top: var(--space-md);
}


/* =========================================================
   3. UTILITIES
   ========================================================= */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

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

/* Reveal animation base */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}

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


/* =========================================================
   4. HEADER / NAVIGATION
   ========================================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: oklch(0.97 0.005 80 / 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid oklch(0.85 0.01 80);
  transition: background var(--dur-med) var(--ease-out);
}

.site-header.scrolled {
  background: oklch(0.97 0.005 80 / 0.97);
  box-shadow: 0 1px 8px oklch(0.2 0.01 250 / 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-md);
  gap: var(--space-lg);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-mark {
  width: 40px;
  height: 40px;
  background: var(--clr-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-display);
  font-weight: var(--fw-black);
  font-size: 1.1rem;
  color: var(--clr-text);
  letter-spacing: -0.02em;
}

.logo-text {
  font-family: var(--ff-display);
  font-weight: var(--fw-bold);
  font-size: 1.4rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--clr-text);
  line-height: 1;
}

.logo-text span {
  display: block;
  font-size: var(--fs-label);
  font-family: var(--ff-body);
  font-weight: var(--fw-regular);
  text-transform: none;
  letter-spacing: 0.01em;
  color: var(--clr-text-muted);
  margin-top: 2px;
}

/* Desktop nav */
.main-nav {
  display: none;
}

.main-nav ul {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}

.main-nav a {
  font-family: var(--ff-display);
  font-size: 0.95rem;
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--clr-text-muted);
  padding-block: var(--space-xs);
  position: relative;
  transition: color var(--dur-fast) var(--ease-out);
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--clr-accent);
  transition: width var(--dur-med) var(--ease-out);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--clr-text);
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

/* Hamburger */
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 110;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text);
  transition: transform var(--dur-med) var(--ease-out),
              opacity var(--dur-fast) var(--ease-out);
}

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

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

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

/* Mobile nav overlay */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 105;
  background: var(--clr-surface);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-med) var(--ease-out);
}

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

.mobile-nav a {
  font-family: var(--ff-display);
  font-size: 1.8rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--clr-text);
  transition: color var(--dur-fast) var(--ease-out);
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--clr-accent-hover);
}


/* =========================================================
   5. HERO SECTION
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--clr-surface-dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    to top,
    oklch(0.22 0.01 250 / 0.95) 0%,
    oklch(0.22 0.01 250 / 0.4) 50%,
    oklch(0.22 0.01 250 / 0.2) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 3;
  padding-bottom: var(--space-4xl);
  padding-top: calc(var(--space-4xl) * 2);
}

.hero-label {
  display: inline-block;
  font-family: var(--ff-display);
  font-size: var(--fs-label);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--clr-accent);
  margin-bottom: var(--space-md);
}

.hero-title {
  font-size: var(--fs-hero);
  color: var(--clr-text-on-dark);
  max-width: 14ch;
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  font-family: var(--ff-body);
  font-size: clamp(1.05rem, 1vw + 0.5rem, 1.3rem);
  font-weight: var(--fw-regular);
  color: oklch(0.78 0.01 250);
  max-width: 48ch;
  line-height: var(--lh-body);
  margin-bottom: var(--space-2xl);
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--ff-display);
  font-size: 1.05rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-text);
  background: var(--clr-accent);
  padding: var(--space-md) var(--space-xl);
  transition: background var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
}

.hero-cta:hover {
  background: var(--clr-accent-hover);
  transform: translateY(-2px);
}

.hero-cta svg {
  width: 18px;
  height: 18px;
  transition: transform var(--dur-fast) var(--ease-out);
}

.hero-cta:hover svg {
  transform: translateX(4px);
}

/* Hero stats strip */
.hero-stats {
  position: relative;
  z-index: 3;
  background: var(--clr-accent);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
}

.hero-stat {
  background: var(--clr-accent);
  padding: var(--space-lg) var(--space-xl);
  text-align: center;
}

.hero-stat-number {
  font-family: var(--ff-display);
  font-size: var(--fs-h1);
  font-weight: var(--fw-black);
  color: var(--clr-text);
  line-height: 1;
}

.hero-stat-label {
  font-family: var(--ff-body);
  font-size: var(--fs-small);
  color: oklch(0.35 0.05 85);
  margin-top: var(--space-xs);
}


/* =========================================================
   6. PAGE HERO (subpages)
   ========================================================= */
.page-hero {
  position: relative;
  padding-top: calc(80px + var(--space-4xl));
  padding-bottom: var(--space-3xl);
  overflow: hidden;
  background: var(--clr-surface-dark);
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    to top,
    oklch(0.22 0.01 250 / 0.92) 0%,
    oklch(0.22 0.01 250 / 0.6) 100%
  );
}

.page-hero-content {
  position: relative;
  z-index: 3;
}

.page-hero-label {
  display: inline-block;
  font-family: var(--ff-display);
  font-size: var(--fs-label);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--clr-accent);
  margin-bottom: var(--space-sm);
}

.page-hero-title {
  font-size: var(--fs-h1);
  color: var(--clr-text-on-dark);
  max-width: 20ch;
}


/* =========================================================
   7. SECTIONS
   ========================================================= */
.section {
  padding-block: var(--space-4xl);
}

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

.section--dark {
  background: var(--clr-surface-dark);
  color: var(--clr-text-on-dark);
}

.section-label {
  display: inline-block;
  font-family: var(--ff-display);
  font-size: var(--fs-label);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--clr-steel);
  margin-bottom: var(--space-sm);
}

.section--dark .section-label {
  color: var(--clr-accent);
}

.section-title {
  margin-bottom: var(--space-2xl);
}

.section-intro {
  max-width: var(--max-w-text);
  color: var(--clr-text-muted);
  margin-bottom: var(--space-2xl);
}

.section--dark .section-intro {
  color: oklch(0.7 0.01 250);
}


/* =========================================================
   8. SERVICES GRID (homepage)
   ========================================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.service-card {
  position: relative;
  overflow: hidden;
  background: var(--clr-surface);
  transition: transform var(--dur-med) var(--ease-out);
}

.service-card:hover {
  transform: translateY(-4px);
}

.service-card-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.service-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}

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

.service-card-body {
  padding: var(--space-lg);
}

.service-card-number {
  font-family: var(--ff-display);
  font-size: var(--fs-h1);
  font-weight: var(--fw-black);
  color: oklch(0.9 0.01 80);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.service-card-title {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-sm);
}

.service-card-text {
  font-size: var(--fs-small);
  color: var(--clr-text-muted);
  line-height: var(--lh-body);
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--ff-display);
  font-size: var(--fs-small);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-text);
  margin-top: var(--space-md);
  transition: color var(--dur-fast) var(--ease-out);
}

.service-card-link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--dur-fast) var(--ease-out);
}

.service-card-link:hover {
  color: var(--clr-accent-hover);
}

.service-card-link:hover svg {
  transform: translateX(4px);
}


/* =========================================================
   9. CTA STRIP
   ========================================================= */
.cta-strip {
  background: var(--clr-accent);
  padding-block: var(--space-3xl);
}

.cta-strip-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  align-items: flex-start;
}

.cta-strip-title {
  font-size: var(--fs-h2);
  color: var(--clr-text);
}

.cta-strip-text {
  color: oklch(0.35 0.05 85);
  max-width: 50ch;
}

.btn-dark {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--ff-display);
  font-size: 1rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-text-on-dark);
  background: var(--clr-surface-dark);
  padding: var(--space-md) var(--space-xl);
  transition: background var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
}

.btn-dark:hover {
  background: oklch(0.3 0.01 250);
  transform: translateY(-2px);
}

.btn-dark svg {
  width: 16px;
  height: 16px;
}


/* =========================================================
   10. CONTENT SECTIONS (subpages)
   ========================================================= */
.content-section {
  padding-block: var(--space-3xl);
}

.content-section + .content-section {
  padding-top: 0;
}

.content-section h2 {
  margin-bottom: var(--space-lg);
}

.content-section p {
  color: var(--clr-text-muted);
  margin-bottom: var(--space-md);
}

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

/* Service list */
.service-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.service-list-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--clr-surface-alt);
  border-radius: var(--radius-sm);
  transition: background var(--dur-fast) var(--ease-out);
}

.service-list-item:hover {
  background: oklch(0.91 0.01 80);
}

.service-list-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: var(--clr-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.service-list-icon svg {
  width: 20px;
  height: 20px;
  color: var(--clr-text);
}

.service-list-content h3 {
  font-size: 1rem;
  text-transform: none;
  letter-spacing: 0;
  margin-bottom: var(--space-xs);
}

.service-list-content p {
  font-size: var(--fs-small);
  color: var(--clr-text-muted);
  margin: 0;
}

/* Simple bullet list */
.bullet-list {
  display: grid;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.bullet-list li {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  font-size: var(--fs-body);
  color: var(--clr-text);
  line-height: var(--lh-snug);
}

.bullet-list li::before {
  content: '';
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  background: var(--clr-accent);
  margin-top: 0.35em;
}

/* Nested bullet list */
.bullet-list .nested-list {
  margin-top: var(--space-sm);
  padding-left: var(--space-lg);
}

.bullet-list .nested-list li::before {
  width: 6px;
  height: 6px;
  background: var(--clr-steel-light);
}

/* Two-column layout for content */
.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.content-grid--with-image {
  gap: var(--space-3xl);
}

.content-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius-sm);
}

.content-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* =========================================================
   11. CONTACTS
   ========================================================= */
.contacts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.contact-card {
  padding: var(--space-xl);
  background: var(--clr-surface-alt);
  border-radius: var(--radius-sm);
}

.contact-card-name {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-md);
}

.contact-card-detail {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-body);
  color: var(--clr-text-muted);
  margin-bottom: var(--space-sm);
}

.contact-card-detail:last-child {
  margin-bottom: 0;
}

.contact-card-detail svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  color: var(--clr-accent);
}

.contact-card-detail a {
  color: var(--clr-text);
  text-decoration: underline;
  text-decoration-color: oklch(0.8 0.01 80);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--dur-fast) var(--ease-out);
}

.contact-card-detail a:hover {
  text-decoration-color: var(--clr-accent);
}


/* =========================================================
   12. FOOTER
   ========================================================= */
.site-footer {
  background: var(--clr-surface-dark);
  color: var(--clr-text-on-dark);
  padding-block: var(--space-3xl) var(--space-xl);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

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

.footer-brand p {
  color: oklch(0.6 0.01 250);
  font-size: var(--fs-small);
  max-width: 36ch;
}

.footer-nav-title {
  font-family: var(--ff-display);
  font-size: var(--fs-small);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: oklch(0.6 0.01 250);
  margin-bottom: var(--space-md);
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-nav a {
  font-size: var(--fs-small);
  color: oklch(0.75 0.01 250);
  transition: color var(--dur-fast) var(--ease-out);
}

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

.footer-contact p {
  font-size: var(--fs-small);
  color: oklch(0.65 0.01 250);
  margin-bottom: var(--space-xs);
}

.footer-contact a {
  color: oklch(0.75 0.01 250);
  transition: color var(--dur-fast) var(--ease-out);
}

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

.footer-bottom {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid oklch(0.35 0.01 250);
  font-size: var(--fs-label);
  color: oklch(0.5 0.01 250);
}


/* =========================================================
   13. RESPONSIVE
   ========================================================= */

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

  .contacts-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-inner {
    grid-template-columns: 2fr 1fr 1fr;
  }

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

  .cta-strip-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .main-nav {
    display: block;
  }

  .nav-toggle {
    display: none;
  }

  .services-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .hero-content {
    padding-bottom: var(--space-4xl);
  }
}

/* Large */
@media (min-width: 1280px) {
  .container {
    padding-inline: var(--space-2xl);
  }
}


/* =========================================================
   14. INDUSTRIAL TEXTURE & POLISH
   ========================================================= */

/* Selection color */
::selection {
  background: var(--clr-accent);
  color: var(--clr-text);
}

/* Focus visible for keyboard nav */
:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
}

/* Industrial diagonal stripe on hero stats gap */
.hero-stats {
  background:
    repeating-linear-gradient(
      -45deg,
      oklch(0.75 0.16 85),
      oklch(0.75 0.16 85) 1px,
      var(--clr-accent) 1px,
      var(--clr-accent) 6px
    );
}

/* Logo mark — sharper industrial square */
.logo-mark {
  border-radius: 0;
  position: relative;
}

/* Service card — industrial bottom accent */
.service-card {
  border-bottom: 3px solid var(--clr-accent);
}

.service-card:hover {
  border-bottom-color: var(--clr-accent-hover);
}

/* Contact card hover */
.contact-card {
  transition: background var(--dur-fast) var(--ease-out);
}

.contact-card:hover {
  background: oklch(0.91 0.012 80);
}

/* Smooth scroll offset for fixed header */
html {
  scroll-padding-top: 80px;
}

/* Better link underlines in content */
.content-section a:not(.btn-dark):not(.hero-cta) {
  text-decoration: underline;
  text-decoration-color: var(--clr-accent);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--dur-fast) var(--ease-out);
}

.content-section a:not(.btn-dark):not(.hero-cta):hover {
  text-decoration-color: var(--clr-text);
}

/* Stagger reveal delays */
.reveal[data-delay="50"]  { transition-delay: 50ms; }
.reveal[data-delay="100"] { transition-delay: 100ms; }
.reveal[data-delay="150"] { transition-delay: 150ms; }
.reveal[data-delay="200"] { transition-delay: 200ms; }
.reveal[data-delay="250"] { transition-delay: 250ms; }
.reveal[data-delay="300"] { transition-delay: 300ms; }
.reveal[data-delay="350"] { transition-delay: 350ms; }

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  
  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}


/* =========================================================
   15. PRINT
   ========================================================= */
@media print {
  .site-header,
  .nav-toggle,
  .mobile-nav,
  .hero-bg,
  .hero-overlay {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }
}