/* LCK Group - Corporate static site styles */
/* Enterprise-grade, accessible, minimal */

/* LCK Group - corporate palette: black/grey + finpap dark red accents */
:root {
  --color-bg: #f0f2f5;
  --color-surface: #ffffff;
  --color-primary: #1a1a1a;
  --color-primary-light: #2d2d2d;
  --color-accent: #3d3d3d;
  --color-accent-red: #722f37;
  --color-accent-red-light: #8b3a44;
  --color-text: #2d3748;
  --color-text-muted: #718096;
  --color-border: #e2e8f0;
  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-size-base: 16px;
  --line-height: 1.6;
  --max-width: 960px;
  --spacing-unit: 1rem;
  --radius: 6px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image: radial-gradient(ellipse 120% 80% at 50% -20%, rgba(26, 26, 26, 0.04), transparent);
  -webkit-font-smoothing: antialiased;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -3rem;
  left: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-primary);
  color: white;
  text-decoration: none;
  z-index: 100;
  border-radius: var(--radius);
}
.skip-link:focus {
  top: 0.5rem;
}

/* Layout */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-unit) 0;
  box-shadow: var(--shadow-sm);
}

.site-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-unit);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-unit);
}

/* Logo: simple wording only (no graphics). Switch option via class: logo-option-1 | logo-option-2 | logo-option-3 */
.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--color-primary);
  font-family: var(--font-sans);
  font-size: 1.55rem;
}

.logo:hover {
  color: var(--color-primary-light);
}

.logo:hover .logo-accent {
  color: var(--color-accent-red-light);
}

.logo-accent {
  color: var(--color-accent-red);
}

/* Option 1: Bold, compact */
.logo-option-1 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Option 2: Semi-bold, spaced (elegant) */
.logo-option-2 {
  font-weight: 600;
  letter-spacing: 0.15em;
}

/* Option 3: Bold, uppercase */
.logo-option-3 {
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}

.nav-list a {
  color: var(--color-text);
  text-decoration: none;
  padding: 0.25rem 0;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
  color: var(--color-primary);
  text-decoration: underline;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem var(--spacing-unit);
  min-height: 60vh;
}

.site-footer {
  background: var(--color-surface);
  border-top: 4px solid var(--color-accent-red);
  padding: 2rem var(--spacing-unit);
  margin-top: 3rem;
  box-shadow: 0 -1px 3px rgba(0, 0, 0, 0.04);
}

.site-footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.site-footer a {
  color: var(--color-primary);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

/* Typography */
h1 {
  font-size: 1.75rem;
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.35rem;
  color: var(--color-primary);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 1.1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

p {
  margin: 0 0 1rem;
}

/* Hero */
.hero {
  position: relative;
  background: var(--color-primary);
  color: white;
  padding: 3rem var(--spacing-unit);
  margin: 0 calc(-1 * var(--spacing-unit)) 2rem;
  border-radius: 0;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26, 26, 26, 0.92) 0%, rgba(26, 26, 26, 0.85) 50%, rgba(45, 45, 45, 0.9) 100%);
  z-index: 0;
}

.hero.hero-with-image::before {
  background: linear-gradient(135deg, rgba(26, 26, 26, 0.88) 0%, rgba(26, 26, 26, 0.82) 100%);
}

.hero-with-image {
  background-image: url('https://images.unsplash.com/photo-1497366216548-37526070297c?w=1200&q=80');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: inherit;
  font-size: 2rem;
  margin-bottom: 0.5rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.hero p {
  margin: 0;
  opacity: 0.95;
  max-width: 42rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

/* Page banner (decorative strip above page title) */
.page-banner {
  height: 6px;
  margin: 0 calc(-1 * var(--spacing-unit)) 1.5rem;
  background: var(--color-primary);
  position: relative;
  overflow: hidden;
}

.page-banner-inner {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 8px,
    rgba(255, 255, 255, 0.04) 8px,
    rgba(255, 255, 255, 0.04) 12px
  );
}

.page-banner-contact {
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.page-banner-business {
  background: linear-gradient(90deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
}

/* Section divider */
.section-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 2rem 0;
  color: var(--color-primary);
  opacity: 0.5;
}

.section-divider svg,
.section-divider img {
  width: 80px;
  height: 8px;
  display: block;
}

/* Cards / sections */
.section-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem 1.5rem 1.5rem calc(1.5rem + 4px);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-accent-red);
}

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

.business-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 1rem;
}

.business-list li:last-child {
  border-bottom: none;
}

.business-item-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.business-item-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  padding: 10px;
  background: rgba(26, 26, 26, 0.06);
  border-radius: var(--radius);
  color: var(--color-primary);
}

.business-item-icon img,
.business-item-icon svg {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.business-list .title {
  font-weight: 600;
  color: var(--color-primary);
}

/* Business page: card with icon in header */
.section-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.section-card-header h2 {
  margin: 0;
  flex: 1;
}

.business-card-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  padding: 4px;
  background: rgba(26, 26, 26, 0.06);
  border-radius: var(--radius);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.business-card-icon img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

/* Management */
.management-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.management-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border);
}

.management-list li:last-child {
  border-bottom: none;
}

.management-list .name {
  font-weight: 600;
}

.management-list .role {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Contact */
.contact-block {
  margin-bottom: 1.5rem;
}

.contact-block dt {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.contact-block dd {
  margin: 0 0 1rem;
}

.contact-block a {
  color: var(--color-primary);
  text-decoration: none;
}

.contact-block a:hover {
  text-decoration: underline;
}

/* Utilities */
.text-muted {
  color: var(--color-text-muted);
}

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }