/* ==============================================
   IPARITESZT – Főoldal Stíluslap
   Verzió: 1.0
   Szín paletta, tipográfia és elrendezés –
   Crystal Instruments dizájnnyelv alapján
   ============================================== */


/* -----------------------------------------------
   1. CSS VÁLTOZÓK (DESIGN TOKENS)
----------------------------------------------- */
:root {
  /* Kékek – Crystal Instruments paletta */
  --blue-900:  #001f3f;   /* Legsötétebb háttér */
  --blue-800:  #003366;   /* Mélytengeri kék */
  --blue-600:  #005a9c;   /* Fő brand kék */
  --blue-500:  #0070c0;   /* Interaktív hover */
  --blue-100:  #e8f0f8;   /* Kártyák háttere */
  --blue-050:  #f0f5fb;   /* Halvány szekció háttér */

  /* Szürke skála */
  --gray-900:  #1a1a2e;   /* Fő szöveg */
  --gray-700:  #374151;   /* Másodlagos szöveg */
  --gray-500:  #6b7280;   /* Leírás / meta szöveg */
  --gray-300:  #d1d5db;   /* Elválasztó vonalak */
  --gray-100:  #f5f7fa;   /* Oldal háttere */
  --white:     #ffffff;

  /* Tipográfia */
  --font-base:   'Inter', system-ui, -apple-system, sans-serif;
  --fw-light:    300;
  --fw-regular:  400;
  --fw-medium:   500;
  --fw-semibold: 600;
  --fw-bold:     700;
  --fw-extrabold:800;

  /* Rácsbeosztás */
  --container-max: 1200px;
  --container-pad: clamp(1rem, 4vw, 2rem);

  /* Animáció */
  --transition-fast: 180ms ease;
  --transition-mid:  300ms ease;

  /* Árnyék */
  --shadow-card: 0 2px 8px rgba(0, 58, 100, 0.08), 0 8px 24px rgba(0, 58, 100, 0.06);
  --shadow-card-hover: 0 4px 16px rgba(0, 90, 156, 0.14), 0 16px 40px rgba(0, 90, 156, 0.10);
}


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

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

body {
  font-family: var(--font-base);
  font-weight: var(--fw-regular);
  color: var(--gray-900);
  background-color: var(--gray-100);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

address {
  font-style: normal;
}

/* Akadálymentesség: fókusz gyűrű */
:focus-visible {
  outline: 2px solid var(--blue-500);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Mozgáscsökkentés preferencia */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
}


/* -----------------------------------------------
   3. SEGÉDOSZTÁLYOK
----------------------------------------------- */

/* Konténer – max szélesség, középre igazítva */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* Szekció fejléc – középre igazított blokk */
.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 0.6rem;
}

.section-eyebrow--light {
  color: rgba(180, 210, 240, 0.85);
}

.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: var(--fw-bold);
  line-height: 1.2;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

.section-lead {
  font-size: 1.05rem;
  color: var(--gray-500);
  line-height: 1.7;
}


/* -----------------------------------------------
   4. GOMBOK
----------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-base);
  font-size: 0.9rem;
  font-weight: var(--fw-semibold);
  line-height: 1;
  padding: 0.8rem 1.6rem;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              border-color var(--transition-fast),
              transform var(--transition-fast),
              box-shadow var(--transition-fast);
  white-space: nowrap;
}

/* Elsődleges gomb */
.btn--primary {
  background-color: var(--blue-600);
  color: var(--white);
  border-color: var(--blue-600);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: var(--blue-500);
  border-color: var(--blue-500);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0, 90, 156, 0.30);
}

/* Ghost gomb – átlátszó háttér, fehér keret (hero-n) */
.btn--ghost {
  background-color: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: var(--white);
}


/* -----------------------------------------------
   5. HEADER / NAVIGÁCIÓ
----------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--white);
  border-bottom: 1px solid var(--gray-300);
  /* Vékony kék csík a tetején – vizuális finomság */
  box-shadow: 0 -3px 0 var(--blue-600) inset, 0 1px 4px rgba(0, 0, 0, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 1.5rem;
}

/* Logó */
.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

.logo-text {
  font-size: 1.15rem;
  font-weight: var(--fw-bold);
  letter-spacing: -0.02em;
  color: var(--blue-800);
}

.logo-text--footer {
  color: var(--white);
}

/* Navigációs lista */
.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: var(--fw-medium);
  color: var(--gray-700);
  padding: 0.5rem 0.85rem;
  border-radius: 4px;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover {
  color: var(--blue-600);
  background-color: var(--blue-050);
}

/* CTA nav link (Kapcsolat) */
.nav-link--cta {
  background-color: var(--blue-600);
  color: var(--white);
  border-radius: 4px;
}

.nav-link--cta:hover {
  background-color: var(--blue-500);
  color: var(--white);
}

/* Hamburger gomb – alapból rejtve */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--blue-800);
  border-radius: 2px;
  transition: transform var(--transition-mid), opacity var(--transition-mid);
}


/* -----------------------------------------------
   6. HERO SZEKCIÓ
----------------------------------------------- */
.hero {
  position: relative;
  min-height: clamp(500px, 70vh, 760px);
  display: flex;
  align-items: center;

  /* Tesztlabor háttérkép – Unsplash ingyenes kép */
  background-image: url('https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?w=1600&q=80&auto=format&fit=crop');
  background-size: cover;
  background-position: center 40%;
  background-repeat: no-repeat;

  overflow: hidden;
}

/* Sötét + kék gradiens overlay a háttérképen */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(0, 19, 51, 0.88) 0%,
    rgba(0, 51, 102, 0.78) 50%,
    rgba(0, 80, 140, 0.55) 100%
  );
}

/* Scope line – animált rezgésjel dekoráció a hero alján */
.hero-scope-line {
  position: absolute;
  bottom: 28px;
  left: 0;
  right: 0;
  height: 80px;
  opacity: 0.7;
  pointer-events: none;
}

.hero-scope-line svg {
  width: 100%;
  height: 100%;
}

/* Hero tartalom */
.hero-content {
  position: relative;
  z-index: 1;
  padding-block: clamp(3rem, 8vw, 6rem);
  max-width: 760px;
}

.hero-eyebrow {
  font-size: 0.72rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(150, 210, 255, 0.85);
  margin-bottom: 1.2rem;
}

.hero-title {
  font-size: clamp(1.9rem, 4.5vw, 3.2rem);
  font-weight: var(--fw-extrabold);
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--white);
  margin-bottom: 1.25rem;
}

/* Tördelési segéd – tableten és felette látható */
.br-desktop {
  display: none;
}

@media (min-width: 768px) {
  .br-desktop {
    display: block;
  }
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.15rem);
  font-weight: var(--fw-regular);
  color: rgba(220, 235, 255, 0.88);
  margin-bottom: 2.2rem;
  max-width: 560px;
  line-height: 1.65;
}

.hero-subtitle strong {
  color: var(--white);
  font-weight: var(--fw-semibold);
}

/* CTA gombok sor */
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

/* Megbízhatósági jelzők */
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: var(--fw-medium);
  color: rgba(200, 225, 255, 0.80);
  letter-spacing: 0.01em;
}


/* -----------------------------------------------
   7. FÓKUSZTERÜLETEK – KÁRTYÁK
----------------------------------------------- */
.focus-section {
  background-color: var(--white);
  padding-block: clamp(3rem, 7vw, 6rem);
}

/* 4 oszlopos rács – reszponzív */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* Kártya */
.card {
  background-color: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  transition: box-shadow var(--transition-mid), transform var(--transition-mid), border-color var(--transition-mid);
}

.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
  border-color: rgba(0, 90, 156, 0.25);
}

/* Ikonkeret */
.card-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.card-title {
  font-size: 1.05rem;
  font-weight: var(--fw-bold);
  color: var(--gray-900);
  line-height: 1.25;
  margin-top: 0.25rem;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.7;
  flex-grow: 1;
}

/* "Tudj meg többet" link a kártyán */
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: var(--fw-semibold);
  color: var(--blue-600);
  margin-top: 0.5rem;
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.card-link:hover {
  color: var(--blue-500);
  gap: 0.55rem;
}

.card-link svg {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.card-link:hover svg {
  transform: translateX(3px);
}


/* -----------------------------------------------
   8. RÓLUNK / MEGBÍZHATÓSÁG SZALAG
----------------------------------------------- */
.about-strip {
  background: linear-gradient(135deg, var(--blue-800) 0%, var(--blue-900) 100%);
  padding-block: clamp(3rem, 7vw, 5.5rem);
  color: var(--white);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

/* Szöveg oldal */
.about-title {
  color: var(--white);
}

.about-body {
  font-size: 1rem;
  color: rgba(210, 230, 255, 0.85);
  line-height: 1.75;
  margin-bottom: 1.75rem;
  max-width: 580px;
}

/* Statisztikák */
.about-stats {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  flex-shrink: 0;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.25rem 2rem;
  border-radius: 6px;
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.10);
  min-width: 140px;
}

.stat-number {
  font-size: 2rem;
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.03em;
  color: var(--white);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-label {
  font-size: 0.78rem;
  font-weight: var(--fw-medium);
  color: rgba(180, 210, 240, 0.75);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}


/* -----------------------------------------------
   9. FOOTER
----------------------------------------------- */
.site-footer {
  background-color: var(--blue-900);
  color: rgba(200, 220, 245, 0.80);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  padding-block: clamp(2.5rem, 5vw, 4rem);
}

/* Footer cégblokk */
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-tagline {
  font-size: 0.85rem;
  color: rgba(180, 210, 240, 0.65);
}

.footer-address p {
  font-size: 0.875rem;
  line-height: 1.9;
}

.footer-address a {
  color: rgba(150, 200, 255, 0.85);
  transition: color var(--transition-fast);
}

.footer-address a:hover {
  color: var(--white);
}

/* Footer navigáció fejléc */
.footer-nav-heading {
  font-size: 0.72rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(180, 210, 240, 0.55);
  margin-bottom: 1rem;
}

.footer-nav ul,
.footer-partners ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-nav a,
.footer-partners a {
  font-size: 0.9rem;
  color: rgba(200, 220, 245, 0.80);
  transition: color var(--transition-fast);
}

.footer-nav a:hover,
.footer-partners a:hover {
  color: var(--white);
}

/* Jogi sor */
.footer-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-block: 1.25rem;
}

.footer-legal-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.footer-legal p {
  font-size: 0.8rem;
  color: rgba(180, 210, 240, 0.50);
}

.legal-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.legal-links a {
  font-size: 0.8rem;
  color: rgba(180, 210, 240, 0.50);
  transition: color var(--transition-fast);
}

.legal-links a:hover {
  color: rgba(200, 220, 255, 0.85);
}


/* -----------------------------------------------
   10. RESZPONZÍV DESIGN – BREAKPOINTOK
----------------------------------------------- */

/* --- Tablet: 1024px alatt --- */
@media (max-width: 1024px) {
  /* 4 kártya → 2 kártya */
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Rólunk szekció – egymás alá */
  .about-inner {
    grid-template-columns: 1fr;
  }

  .about-stats {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .stat-item {
    min-width: 120px;
    flex: 1;
  }

  /* Footer: 1 + 2 kolumnás */
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

/* --- Mobilon: 768px alatt --- */
@media (max-width: 768px) {

  /* Header: hamburger megjelenítése */
  .nav-toggle {
    display: flex;
  }

  /* Navigáció: lenyíló menü */
  .main-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-300);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);

    /* Rejtett állapot */
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-mid);
  }

  .main-nav.is-open {
    max-height: 400px;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    gap: 0.25rem;
  }

  .nav-link {
    display: block;
    padding: 0.75rem 1rem;
    font-size: 1rem;
  }

  .nav-link--cta {
    text-align: center;
    margin-top: 0.5rem;
  }

  /* Hero CTA gombok egymás alá */
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn {
    width: fit-content;
  }

  /* 4 kártya → 1 kártya */
  .cards-grid {
    grid-template-columns: 1fr;
  }

  /* Statisztikák egymás alá */
  .about-stats {
    flex-direction: column;
  }

  .stat-item {
    min-width: unset;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    padding: 1rem 1.25rem;
  }

  .stat-number {
    font-size: 1.6rem;
    margin-bottom: 0;
  }

  /* Footer: egyoszlopos */
  .footer-inner {
    grid-template-columns: 1fr;
  }

  /* Jogi sor: egymás alá */
  .footer-legal-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .legal-links {
    gap: 1rem;
  }
}

/* --- Kis mobilon: 480px alatt --- */
@media (max-width: 480px) {
  .hero-title {
    font-size: 1.7rem;
  }

  .trust-badges {
    flex-direction: column;
    gap: 0.6rem;
  }
}