:root {
  /* =============================
   *  Color System
   * ============================= */
  --color-background: #f9fafc;
  --color-surface: #ffffff;
  --color-text: #101828;
  --color-text-soft: #4b5563;
  --color-primary: #2563eb; /* élénk kék */
  --color-primary-soft: rgba(37, 99, 235, 0.08);
  --color-primary-hover: #1d4ed8;
  --color-secondary: #a855f7; /* vibráló lila */
  --color-accent-warm: #f97316; /* élénk narancs */
  --color-accent-gold: #f4b41a; /* arany hangulat */

  --color-success: #16a34a;
  --color-warning: #eab308;
  --color-danger: #dc2626;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2933;
  --gray-900: #111827;

  /* =============================
   *  Typography
   * ============================= */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  --font-display: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem;  /* 36px */
  --font-size-5xl: 3rem;     /* 48px */

  --line-height-tight: 1.1;
  --line-height-snug: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* =============================
   *  Spacing Scale (0–96px)
   * ============================= */
  --space-0: 0;
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */
  --space-24: 6rem;    /* 96px */

  /* =============================
   *  Radius & Shadows
   * ============================= */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  --shadow-soft: 0 10px 25px rgba(15, 23, 42, 0.06);
  --shadow-medium: 0 18px 45px rgba(15, 23, 42, 0.12);
  --shadow-strong: 0 24px 80px rgba(15, 23, 42, 0.22);

  /* Elevated glow for kártyák & hero elemek */
  --shadow-glow-blue: 0 0 40px rgba(37, 99, 235, 0.25);
  --shadow-glow-multi: 0 0 40px rgba(37, 99, 235, 0.18), 0 0 55px rgba(168, 85, 247, 0.16), 0 0 65px rgba(249, 115, 22, 0.13);

  /* =============================
   *  Transitions & Motion
   * ============================= */
  --transition-fast: 120ms ease-out;
  --transition-base: 200ms ease;
  --transition-slow: 320ms ease;

  --transition-soft: 180ms cubic-bezier(0.22, 0.61, 0.36, 1);
  --transition-float: 260ms cubic-bezier(0.18, 0.89, 0.32, 1.28);
}

/* ========================================
 *  Reset & Normalize
 * ===================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
}

h1, h2, h3, h4, h5, h6,
p, figure, blockquote,
dl, dd {
  margin: 0;
}

ul[role='list'],
ol[role='list'] {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

input, button, textarea, select {
  font: inherit;
}

button {
  border: none;
  background: none;
  padding: 0;
}

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

body {
  min-height: 100vh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* ========================================
 *  Base Styles
 * ===================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.06), transparent 55%),
              radial-gradient(circle at bottom right, rgba(168, 85, 247, 0.07), transparent 60%),
              var(--color-background);
}

main {
  display: block;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-text);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.4rem, 5vw, var(--font-size-5xl));
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
}

h2 {
  font-size: clamp(1.9rem, 3.2vw, var(--font-size-4xl));
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: clamp(1.5rem, 2.4vw, var(--font-size-3xl));
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-2);
}

h4 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-2);
}

h5 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-1);
}

h6 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-1);
}

p {
  color: var(--color-text-soft);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-3);
}

strong {
  font-weight: 600;
}

small {
  font-size: var(--font-size-xs);
}

a {
  position: relative;
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-soft), opacity var(--transition-soft);
}

a:hover {
  color: var(--color-primary-hover);
}

a:active {
  opacity: 0.85;
}

/* Underline utility for navigáció / CTA linkek */
.a-underline {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* Lists */
ul, ol {
  padding-left: 1.4rem;
  margin: 0 0 var(--space-3);
  color: var(--color-text-soft);
}

/* ========================================
 *  Layout Utilities
 * ===================================== */

/* Responsive container for all oldal szekciók */
.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  max-width: 1120px;
}

@media (min-width: 1200px) {
  .container {
    max-width: 1200px;
  }
}

.section {
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
}

.section--tight {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

.section__heading {
  margin-bottom: var(--space-4);
}

.section__eyebrow {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--gray-500);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

/* Flex helpers */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.flex-column {
  display: flex;
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-3 {
  gap: var(--space-3);
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

/* Grid helpers */
.grid {
  display: grid;
  gap: var(--space-4);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Width helpers */
.w-full { width: 100%; }
/* Alignment */
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Spacing utilities (commonly used) */
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

.pt-4 { padding-top: var(--space-4); }
.pb-4 { padding-bottom: var(--space-4); }

/* ========================================
 *  Accessibility Helpers
 * ===================================== */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 3px;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========================================
 *  Components - Buttons
 * ===================================== */

.btn {
  --btn-bg: var(--color-primary);
  --btn-bg-hover: var(--color-primary-hover);
  --btn-text: #ffffff;
  --btn-radius: var(--radius-pill);

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.7rem;
  border-radius: var(--btn-radius);
  border: 1px solid transparent;
  background: radial-gradient(circle at top left, rgba(255, 255, 255, 0.22), transparent 55%),
              var(--btn-bg);
  color: var(--btn-text);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background var(--transition-soft),
    border-color var(--transition-soft),
    box-shadow var(--transition-soft),
    transform var(--transition-float),
    color var(--transition-soft),
    opacity var(--transition-soft);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.18);
}

.btn--primary {
  --btn-bg: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  --btn-bg-hover: linear-gradient(135deg, var(--color-primary-hover), var(--color-secondary));
}

.btn--secondary {
  --btn-bg: rgba(255, 255, 255, 0.12);
  --btn-bg-hover: rgba(255, 255, 255, 0.24);
  --btn-text: #ffffff;
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.35);
  backdrop-filter: blur(16px);
}

.btn--ghost {
  --btn-bg: transparent;
  --btn-bg-hover: rgba(37, 99, 235, 0.08);
  --btn-text: var(--color-text);
  border-color: rgba(148, 163, 184, 0.4);
  box-shadow: none;
}

.btn--accent-gold {
  --btn-bg: linear-gradient(135deg, #f97316, #f4b41a);
  --btn-bg-hover: linear-gradient(135deg, #ea580c, #f4b41a);
}

.btn:hover {
  background: var(--btn-bg-hover);
  transform: translateY(-1px) scale(1.01);
  box-shadow: var(--shadow-medium);
}

.btn:active {
  transform: translateY(0) scale(0.99);
  box-shadow: var(--shadow-soft);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

.btn--sm {
  padding: 0.55rem 1.1rem;
  font-size: var(--font-size-xs);
}

.btn--lg {
  padding: 0.9rem 2.1rem;
  font-size: var(--font-size-base);
}

/* Icon wrapper inside button */
.btn__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ========================================
 *  Components - Form Elements
 * ===================================== */

.input,
.select,
.textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  background-color: #ffffff;
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  transition:
    border-color var(--transition-soft),
    box-shadow var(--transition-soft),
    background-color var(--transition-soft),
    transform var(--transition-fast);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--gray-400);
}

.input:focus,
.select:focus,
.textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.3), 0 12px 30px rgba(15, 23, 42, 0.12);
  transform: translateY(-1px);
}

.input--error,
.textarea--error,
.select--error {
  border-color: var(--color-danger);
}

.input[disabled],
.select[disabled],
.textarea[disabled] {
  background-color: var(--gray-100);
  cursor: not-allowed;
  opacity: 0.8;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--gray-600);
}

.form-field {
  margin-bottom: var(--space-4);
}

.form-helper {
  margin-top: 0.35rem;
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

.form-error {
  margin-top: 0.35rem;
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* ========================================
 *  Components - Card & Surface
 * ===================================== */

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.98));
  border-radius: var(--radius-lg);
  border: 1px solid rgba(148, 163, 184, 0.25);
  padding: var(--space-5);
  box-shadow: var(--shadow-soft);
  transition:
    transform var(--transition-float),
    box-shadow var(--transition-base),
    border-color var(--transition-base),
    background var(--transition-base);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.14), transparent 55%),
    radial-gradient(circle at bottom right, rgba(168, 85, 247, 0.12), transparent 55%);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.card__content {
  position: relative;
  z-index: 1;
}

.card--interactive {
  cursor: pointer;
}

.card--interactive:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: var(--shadow-glow-multi);
  border-color: rgba(59, 130, 246, 0.55);
}

.card--interactive:hover::before {
  opacity: 1;
}

.card--compact {
  padding: var(--space-4);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(255, 255, 255, 0.8);
  color: var(--gray-600);
  backdrop-filter: blur(14px);
}

.badge--primary {
  border-color: rgba(37, 99, 235, 0.55);
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
}

.badge--gold {
  border-color: rgba(244, 180, 26, 0.7);
  background: rgba(244, 180, 26, 0.1);
  color: #92400e;
}

/* ========================================
 *  Hero & Cinematic Slider Helpers
 *  (structural + overlay styles, animations kept generic)
 * ===================================== */

.hero {
  position: relative;
  color: #ffffff;
  min-height: min(100vh, 720px);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: -2;
}

.hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 800ms ease-in-out, transform 4000ms ease-out;
  transform: scale(1.05);
}

.hero__slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at top, rgba(15, 23, 42, 0.35), transparent 55%),
    linear-gradient(to bottom right, rgba(15, 23, 42, 0.82), rgba(30, 64, 175, 0.76));
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.hero__eyebrow {
  font-size: var(--font-size-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(248, 250, 252, 0.85);
  margin-bottom: var(--space-2);
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 5vw, 3.4rem);
  line-height: 1.05;
  margin-bottom: var(--space-3);
}

.hero__subtitle {
  max-width: 640px;
  font-size: var(--font-size-lg);
  color: rgba(226, 232, 240, 0.9);
  margin-bottom: var(--space-5);
}

.hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero__meta {
  margin-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(226, 232, 240, 0.78);
}

@media (max-width: 768px) {
  .hero {
    text-align: left;
  }

  .hero__cta-group {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ========================================
 *  Header Layout Helpers (centered logo + split nav)
 * ===================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(248, 250, 252, 0.92), rgba(248, 250, 252, 0.86));
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
}

.site-header__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-4);
  padding-top: 0.6rem;
  padding-bottom: 0.6rem;
}

.site-header__nav-left,
.site-header__nav-right {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}

.site-header__logo {
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-header__brand-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-700);
  padding: 0.35rem 0;
  text-transform: none;
  letter-spacing: 0.06em;
  transition:
    color var(--transition-soft),
    opacity var(--transition-soft);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.15rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transition: width var(--transition-soft);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link:hover::after,
.nav-link--active::after {
  width: 100%;
}

.nav-link--active {
  color: var(--color-primary);
}

/* Mobile header */
@media (max-width: 900px) {
  .site-header__inner {
    grid-template-columns: auto auto auto;
  }

  .site-header__nav-left,
  .site-header__nav-right {
    display: none;
  }

  .site-header__logo {
    justify-content: center;
  }
}

/* ========================================
 *  Footer Helpers
 * ===================================== */

.site-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.3);
  background: linear-gradient(to top, #020617, #020617 40%, #020617ee 70%, #020617cc 100%);
  color: rgba(226, 232, 240, 0.88);
  padding-top: var(--space-8);
  padding-bottom: var(--space-6);
}

.site-footer a {
  color: rgba(226, 232, 240, 0.9);
  font-size: var(--font-size-sm);
}

.site-footer a:hover {
  color: var(--color-accent-gold);
}

.footer-meta {
  margin-top: var(--space-6);
  border-top: 1px solid rgba(148, 163, 184, 0.4);
  padding-top: var(--space-4);
  font-size: var(--font-size-xs);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: space-between;
  color: rgba(148, 163, 184, 0.9);
}

/* ========================================
 *  Simple Motion Helpers
 * ===================================== */

.fade-in-up {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 420ms ease-out,
    transform 420ms ease-out;
}

.fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.float-hover {
  transition: transform var(--transition-float), box-shadow var(--transition-base);
}

.float-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}

/* ========================================
 *  Media Helpers
 * ===================================== */

.responsive-media {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.responsive-media iframe,
.responsive-media img,
.responsive-media video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  object-fit: cover;
}