/* ==========================================================================
   CSS Proměnné - Design Systém (Premium Beauty Boutique)
   ========================================================================== */
:root {
  /* Barevná paleta */
  --color-primary: #2c2520;      /* Tmavě hnědá / černá - texty, nadpisy */
  --color-secondary: #c5a880;    /* Champagne / zlatavá - akcenty, tlačítka */
  --color-secondary-hover: #b0936b;
  --color-bg: #faf9f6;           /* Ivory - hlavní pozadí */
  --color-surface: #ffffff;      /* Čistě bílá - karty, boxy */
  --color-text: #4a4036;         /* Taupe - běžný text */
  --color-text-light: #7a7065;
  --color-border: #e6dfd7;

  /* Typografie */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Lato', sans-serif;
  
  --fs-h1: clamp(2.5rem, 5vw, 4rem);
  --fs-h2: clamp(2rem, 4vw, 3rem);
  --fs-h3: clamp(1.5rem, 3vw, 2rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;

  /* Rozestupy a Layout */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  
  --container-width: 1200px;
  --container-padding: 1.5rem;
  
  /* UI prvky */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 4px 6px rgba(44, 37, 32, 0.05);
  --shadow-md: 0 10px 30px rgba(44, 37, 32, 0.08);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* ==========================================================================
   Reset a Základ
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  /* Nově přidané vlastnosti pro přilepení patičky */
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
main {
  flex-grow: 1;
}
img, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

/* ==========================================================================
   Typografie
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

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

p {
  margin-bottom: var(--space-sm);
}

.text-center { text-align: center; }
.section-subtitle {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: var(--fs-small);
  color: var(--color-secondary);
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 700;
}

/* ==========================================================================
   Layout & Komponenty
   ========================================================================== */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--space-xl) 0;
}

.section-light {
  background-color: var(--color-surface);
}

/* Tlačítka */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-family: var(--font-body);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
}

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

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--color-secondary);
  color: var(--color-surface);
  outline: none;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover, .btn-secondary:focus {
  background-color: var(--color-primary);
  color: var(--color-surface);
  outline: none;
}

/* Hlavička & Navigace */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  
  /* Nastavení obrázku na pozadí */
  background-image: url('../navbar.jpg');
  background-size: cover;
  background-position: center;
  
  /* Zesvětlovací překryv pro čitelnost navigačních odkazů */
  background-color: rgba(255, 250, 251, 0.55); 
  background-blend-mode: overlay;

  z-index: 1000;
  transition: box-shadow var(--transition-normal), padding var(--transition-normal);
  padding: 1rem 0; /* Zmenšený padding kvůli výšce obrázkového loga */
}

.site-header.scrolled {
  padding: 0.5rem 0;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Nastavení obrázkového loga */
.logo {
  display: inline-flex;
  align-items: center;
}

.logo img {
  height: 60px; /* Výška loga v hlavičce, uprav podle potřeby */
  width: auto;
  border-radius: var(--radius-sm); /* Lehké zaoblení rohů obrázku */
  object-fit: cover;
}

.main-nav ul {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.main-nav a {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-primary);
  position: relative;
  transition: var(--transition-fast);
}

.hamburger::before, .hamburger::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transition: var(--transition-fast);
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

/* Hero Sekce */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  /* Zvětšený padding, aby fotka ani text nenarážely do hlavičky nebo spodku okna */
  padding-top: 120px; 
  padding-bottom: 40px; 
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-image img {
  width: 100%;
  height: auto;
  /* Klíčová oprava: fotka nikdy nebude vyšší než 75 % výšky aktuální obrazovky */
  max-height: 75vh; 
  /* Udrží hezký portrétní poměr stran (šířka 3, výška 4) */
  aspect-ratio: 3 / 4; 
  object-fit: cover;
  object-position: center;
}

.hero-image img {
  width: 100%;
  height: 700px;
  object-fit: cover;
  object-position: center;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

/* Služby Karty */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.service-image {
  height: 250px;
  overflow: hidden;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.service-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-price {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-secondary);
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

/* Ceník */
.pricing-category {
  margin-bottom: 3rem;
}

.pricing-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}

.pricing-name {
  font-weight: 700;
  color: var(--color-primary);
}

.pricing-dots {
  flex-grow: 1;
  border-bottom: 1px dotted var(--color-border);
  margin: 0 1rem;
}

.pricing-value {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--color-secondary);
}

/* Galerie */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  cursor: pointer;
  aspect-ratio: 1 / 1;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

/* Lightbox */
.lightbox {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(44, 37, 32, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox img {
  max-width: 90%;
  max-height: 90vh;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
}

.lightbox-close {
  position: absolute;
  top: 2rem; right: 2rem;
  background: none; border: none;
  color: white; font-size: 2rem; cursor: pointer;
}

/* FAQ Accordion */
.faq-item {
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1rem;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1rem 0;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-icon {
  transition: transform var(--transition-normal);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease;
}

.faq-answer-inner {
  padding-bottom: 1.5rem;
  color: var(--color-text-light);
}

/* Formulář */
.form-group { margin-bottom: 1.5rem; }
.form-label { display: block; margin-bottom: 0.5rem; font-weight: 700; font-size: 0.9rem; }
.form-control {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  background: var(--color-surface);
  transition: border-color var(--transition-fast);
}
.form-control:focus { outline: none; border-color: var(--color-secondary); }
textarea.form-control { resize: vertical; min-height: 120px; }

/* Patička */
.site-footer {
  background-image: url('../navbar.jpg');
  background-size: cover;
  background-position: center;
  background-color: rgba(255, 250, 251, 0.85);
  background-blend-mode: overlay;
  color: var(--color-primary); /* Změna na tmavý text */
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-heading {
  color: var(--color-primary); /* Tmavší nadpisy */
  font-family: var(--font-heading);
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.footer-links li { margin-bottom: 0.75rem; }
.footer-links a { color: var(--color-text); } /* Tmavší odkazy */
.footer-links a:hover { color: var(--color-secondary); }

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border); /* Tmavší oddělovací linka */
  color: var(--color-text-light); /* Tmavší text copyrightu */
  font-size: 0.875rem;
}
@media (min-width: 768px) {
  .services-grid-2x2 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px; /* Zabrání roztažení karet do obřích rozměrů */
    margin: 0 auto;   /* Vycentruje celou mřížku na střed stránky */
  }
}