/* ==========================================================================
   Globális változók és Alapbeállítások
   ========================================================================== */
:root {
  --primary: #0f172a;       /* Mélykék / Sötét szín */
  --primary-light: #1e293b;
  --accent: #0d9488;        /* Energetikai zöld / Teal */
  --accent-hover: #0f766e;
  --bg-light: #f8fafc;
  --card-bg: #ffffff;
  --text-main: #334155;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --radius: 12px;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-light);
  color: var(--text-main);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ==========================================================================
   Fejléc & Navigáció
   ========================================================================== */
header {
  background-color: var(--primary);
  color: #ffffff;
  padding: 1.25rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.header-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.brand {
  text-decoration: none;
  color: #ffffff;
}

.brand h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand h3 {
  font-size: 0.85rem;
  color: #94a3b8;
  font-weight: 400;
  margin-top: 2px;
}

/* Mobil menü gomb */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
}

nav {
  display: flex;
  gap: 0.5rem;
}

nav a {
  color: #cbd5e1;
  text-decoration: none;
  padding: 0.5rem 0.85rem;
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: 6px;
  transition: all 0.2s ease;
}

nav a:hover, nav a.active {
  color: #ffffff;
  background-color: var(--primary-light);
}

nav a.active {
  border-bottom: 2px solid var(--accent);
}

/* ==========================================================================
   Fő tartalom és Szekciók
   ========================================================================== */
main {
  flex: 1;
  width: 100%;
}

.container {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 0 1.5rem;
}

.page-title {
  font-size: 1.85rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.page-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 4px;
  background-color: var(--accent);
  border-radius: 2px;
}

/* Hero / Bemutatkozás kártya */
.hero-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
  border: 1px solid var(--border-color);
  margin-bottom: 2rem;
}

.hero-profile {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

.profile-img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
}

.hero-intro h2 {
  font-size: 1.75rem;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.hero-intro .subtitle {
  color: var(--accent);
  font-weight: 600;
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.badge {
  background-color: #f1f5f9;
  color: var(--primary-light);
  font-size: 0.8rem;
  padding: 0.3rem 0.75rem;
  border-radius: 50px;
  font-weight: 500;
  border: 1px solid var(--border-color);
}

.content-block {
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.8;
}

.content-block p {
  margin-bottom: 1.25rem;
}

.highlight-box {
  background-color: #f0fdf4;
  border-left: 4px solid var(--accent);
  padding: 1.25rem;
  border-radius: 0 8px 8px 0;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}

/* ==========================================================================
   Referenciák & Hasznos infók kártyák
   ========================================================================== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.card h3 {
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ==========================================================================
   Kapcsolat oldal
   ========================================================================== */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--card-bg);
  padding: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

.contact-icon {
  width: 42px;
  height: 42px;
  background-color: #ccfbf1;
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-text h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.2rem;
}

.contact-text a, .contact-text p {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
  font-size: 1.05rem;
}

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

.map-wrapper {
  background: var(--card-bg);
  padding: 0.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  overflow: hidden;
  height: 100%;
  min-height: 350px;
}

.map-wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: calc(var(--radius) - 4px);
}

/* ==========================================================================
   Lábléc
   ========================================================================== */
footer {
  background-color: var(--primary);
  color: #94a3b8;
  text-align: center;
  padding: 2rem 1.5rem;
  margin-top: auto;
  border-top: 1px solid var(--primary-light);
  font-size: 0.9rem;
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

/* ==========================================================================
   Reszponzivitás (Mobil & Tablet)
   ========================================================================== */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  nav {
    display: none;
    width: 100%;
    flex-direction: column;
    margin-top: 1rem;
    gap: 0.25rem;
  }

  nav.active {
    display: flex;
  }

  nav a {
    padding: 0.75rem;
    text-align: center;
    background-color: var(--primary-light);
  }

  .hero-profile {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }

  .badges {
    justify-content: center;
  }

  .contact-container {
    grid-template-columns: 1fr;
  }

  .map-wrapper {
    height: 300px;
  }

  .hero-card {
    padding: 1.5rem;
  }
}