/* ==========================================================================
   AUTOFORUM Demo — common styles
   Tylko dwa fonty: Corporate A Pro Regular + Inter Regular (lokalne).
   Brak italica, brak innych wag.
   ========================================================================== */

@font-face {
  font-family: 'Corporate A';
  src: url('../assets/fonts/CorporateAPro-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Inter';
  src: url('../assets/fonts/Inter-Regular.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

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

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

html,
body {
  width: 100%;
  min-height: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: 400;
  font-style: normal;
  line-height: 1.55;
  color: #0a0a0a;
  background: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Corporate A', 'Inter', sans-serif;
  font-weight: 400;
  font-style: normal;
  letter-spacing: 0;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

::selection {
  background: #0a0a0a;
  color: #fff;
}

/* Italic in classes is forbidden — accents come from size, spacing or color. */
em, i {
  font-style: normal;
}

/* ----- AUTOFORUM dealer logo (using PNG asset) ---------------------------- */

.af-logo {
  display: inline-flex;
  align-items: center;
  height: 22px;
  line-height: 0;
}

.af-logo__img {
  height: 100%;
  width: auto;
  display: block;
  /* original is dark text — base case (light backgrounds, scrolled topbar) */
}

/* On dark backgrounds — invert dark logo to white */
.af-logo--light .af-logo__img,
.topbar:not(.scrolled) .af-logo--adaptive .af-logo__img {
  filter: brightness(0) invert(1);
}

/* ----- Top navbar (Mercedes / Maybach pages) ------------------------------ */

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 48px;
  transition: background 0.4s ease, backdrop-filter 0.4s ease, padding 0.4s ease;
}

.topbar.scrolled {
  padding: 14px 48px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.topbar-cream.scrolled {
  background: rgba(230, 224, 215, 0.92);
  border-bottom: 1px solid rgba(26, 26, 26, 0.08);
}

.topbar-left,
.topbar-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.topbar-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.topbar-nav a {
  position: relative;
  padding: 4px 0;
  opacity: 0.85;
  transition: opacity 0.25s ease;
}

.topbar-nav a:hover {
  opacity: 1;
}

.topbar-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.35s cubic-bezier(0.77, 0, 0.175, 1);
}

.topbar-nav a:hover::after {
  width: 100%;
}

.topbar-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  opacity: 0.75;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.topbar-back:hover {
  opacity: 1;
  transform: translateX(-3px);
}

/* ----- Page reveal -------------------------------------------------------- */

.page-reveal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: #fff;
  transform-origin: top;
  animation: pageReveal 1.4s cubic-bezier(0.86, 0, 0.07, 1) forwards;
}

.page-reveal--cream {
  background: #e6e0d7;
}

@keyframes pageReveal {
  0% {
    transform: scaleY(1);
  }
  60% {
    transform: scaleY(1);
  }
  100% {
    transform: scaleY(0);
  }
}

.page-reveal__mark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: markFade 1s ease forwards;
}

.page-reveal__mark img {
  width: 110px;
  height: auto;
  display: block;
}

@keyframes markFade {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.7);
  }
  40% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  85% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(2);
  }
}

/* Stagger reveal for hero content after the curtain leaves */

.intro-stagger > * {
  opacity: 0;
  transform: translateY(28px);
  animation: introIn 1.1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.intro-stagger > *:nth-child(1) { animation-delay: 1.1s; }
.intro-stagger > *:nth-child(2) { animation-delay: 1.25s; }
.intro-stagger > *:nth-child(3) { animation-delay: 1.4s; }
.intro-stagger > *:nth-child(4) { animation-delay: 1.55s; }
.intro-stagger > *:nth-child(5) { animation-delay: 1.7s; }
.intro-stagger > *:nth-child(6) { animation-delay: 1.85s; }

@keyframes introIn {
  0% {
    opacity: 0;
    transform: translateY(28px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Reveal-on-scroll utility */

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s cubic-bezier(0.22, 1, 0.36, 1),
              transform 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ----- Buttons ------------------------------------------------------------ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  padding: 14px 26px;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  border: 1px solid currentColor;
  background: transparent;
  color: inherit;
  cursor: pointer;
  transition: background 0.4s ease, color 0.4s ease, transform 0.4s ease;
  text-decoration: none;
}

.btn:hover {
  background: currentColor;
}

.btn:hover .btn-label {
  color: var(--btn-hover-color, #fff);
}

.btn-arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.4s ease;
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

.btn--solid {
  background: #0a0a0a;
  color: #fff;
  border-color: #0a0a0a;
}

.btn--solid:hover {
  background: transparent;
  color: #0a0a0a;
}

.btn--bronze {
  border-color: #8b6f3f;
  color: #8b6f3f;
}

.btn--bronze:hover {
  background: #8b6f3f;
  color: #e6e0d7;
}

.btn--dark {
  border-color: #1a1a1a;
  color: #1a1a1a;
}

.btn--dark:hover {
  background: #1a1a1a;
  color: #e6e0d7;
}

/* Helpers */

.eyebrow {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  margin-bottom: 1.4rem;
  opacity: 0.7;
}

.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 48px;
}

@media (max-width: 768px) {
  .topbar {
    padding: 16px 22px;
  }

  .topbar.scrolled {
    padding: 10px 22px;
  }

  .topbar-nav {
    display: none;
  }

  .container {
    padding: 0 22px;
  }
}