/**
 * Main Stylesheet
 * Premium Law Firm Design System
 * Advokáti Český Krumlov
 */

/* ============================================
   IMPORTS
   ============================================ */
@import 'variables.css';
@import 'reset.css';
@import 'typography.css';
@import 'layout.css';
@import 'components.css';

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-surface-elevated);
  border-bottom: var(--border-width-thin) solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.site-logo img {
  height: 36px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.mobile-menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-size: 24px;
  cursor: pointer;
}

@media (max-width: 1024px) {
  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background-color: var(--color-surface-elevated);
    box-shadow: var(--shadow-2xl);
    padding: var(--space-8) var(--space-6);
    transition: right var(--transition-slow);
    overflow-y: auto;
  }

  .main-nav.active {
    right: 0;
  }

  .main-nav .nav-link {
    padding: var(--space-4) var(--space-3);
    border-bottom: var(--border-width-thin) solid var(--color-border-light);
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .mobile-menu-close {
    position: absolute;
    top: var(--space-5);
    right: var(--space-5);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: 24px;
    cursor: pointer;
  }
}

/* Mobile menu backdrop */
.mobile-menu-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-sticky) - 1);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.mobile-menu-backdrop.active {
  display: block;
  opacity: 1;
}

/* ============================================
   HERO SECTIONS
   ============================================ */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  background-color: var(--color-accent-primary);
  color: var(--color-text-on-dark);
  overflow: hidden;
}

.hero .container {
  display: flex;
  justify-content: center;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(123, 13, 26, 0.85) 0%,
    rgba(86, 7, 17, 0.75) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-6xl);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-5);
  color: var(--color-text-on-dark);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
}

@media (max-width: 768px) {
  .hero {
    min-height: 420px;
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
  }

  .hero-title {
    font-size: var(--font-size-4xl);
  }
}

/* ============================================
   SERVICE CARDS
   ============================================ */
.service-card {
  position: relative;
  background-color: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border: var(--border-width-thin) solid var(--color-border-light);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--color-accent-primary);
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-accent-primary-light);
  color: var(--color-accent-primary);
  border-radius: var(--radius-lg);
  font-size: 28px;
  margin-bottom: var(--space-4);
}

.service-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-3);
  color: var(--color-text-primary);
}

.service-description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

.service-link {
  color: var(--color-accent-primary);
  font-weight: var(--font-weight-medium);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: gap var(--transition-fast);
}

.service-card:hover .service-link {
  gap: var(--space-3);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background-color: var(--color-accent-primary);
  color: var(--color-text-on-dark);
  padding-top: var(--space-8);
  padding-bottom: var(--space-6);
}

.footer-main {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-7);
  margin-bottom: var(--space-7);
}

.footer-section h4 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
  color: var(--color-text-on-dark);
}

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

.footer-links li {
  margin-bottom: var(--space-2);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--color-text-on-dark);
}

.footer-bottom {
  padding-top: var(--space-5);
  border-top: var(--border-width-thin) solid rgba(255, 255, 255, 0.15);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copyright {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 640px) {
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   CONTENT SECTIONS
   ============================================ */
.content-section {
  padding: var(--space-8) 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-8);
}

.section-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  text-align: center;
}

/* ============================================
   CONTACT INFO
   ============================================ */
.contact-info {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.contact-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-accent-primary-light);
  color: var(--color-accent-primary);
  border-radius: var(--radius-md);
  font-size: 20px;
  flex-shrink: 0;
}

.contact-details h4 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
  color: var(--color-text-primary);
}

.contact-details p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-1);
}

/* ============================================
   UTILITY ANIMATIONS
   ============================================ */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

/* Scroll reveal elements */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}