/* ONAROLLCLUB — main styles */

:root {
  --color-bg: #11052d;
  --color-white: #ffffff;
  --color-text-muted: rgba(255, 255, 255, 0.78);
  --color-accent: #b026ff;
  --color-accent-blue: #3b82f6;
  --color-accent-pink: #e040fb;

  --gradient-cta: linear-gradient(180deg, #d21cd5 0%, #279ed9 100%);
  --gradient-timer: linear-gradient(
    180deg,
    #9d2eff 0%,
    #5b21b6 40%,
    #2563eb 100%
  );
  --gradient-border: linear-gradient(
    135deg,
    #e040fb 0%,
    #b026ff 40%,
    #6366f1 100%
  );

  --font: "Montserrat", system-ui, -apple-system, sans-serif;
  --container: min(75rem, 100% - 2.5rem);
  --header-h: clamp(3.5rem, 8vw, 4.5rem);

  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-pill: 999px;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 0.3s var(--ease-out);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font);
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-white);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.is-menu-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

ul {
  list-style: none;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  inset-inline-start: 1rem;
  top: -100%;
  z-index: 10000;
  padding: 0.75rem 1.25rem;
  background: var(--color-white);
  color: var(--color-bg);
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: top var(--transition);
}

.skip-link:focus {
  top: 1rem;
}

/* Glass card */
.glass-card {
  position: relative;
  padding: clamp(1.25rem, 3vw, 2rem);
  border-radius: var(--radius-md);
  background: #2e19604d;
  backdrop-filter: blur(12px);
}

.glass-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--gradient-border);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* Header */
.header {
  /* position: fixed; */
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 100;
  /* height: var(--header-h); */
  transition: background var(--transition);
  padding-block: 10px;
}

.header.is-scrolled {
  background: rgba(17, 5, 45, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: clamp(0.75rem, 2vw, 0.875rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.header__logo img {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
}

.header__nav {
  display: none;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.header__nav-link {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.85;
  transition:
    opacity var(--transition),
    color var(--transition);
}

.header__nav-link:hover,
.header__nav-link:focus-visible,
.header__nav-link.is-active {
  opacity: 1;
  color: var(--color-white);
  outline: none;
}

.header__burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0.5rem;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-white);
}

.header__burger-line {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition:
    transform var(--transition),
    opacity var(--transition);
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(2) {
  opacity: 0;
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (min-width: 64rem) {
  .header__nav {
    display: block;
  }

  .header__burger {
    display: none;
  }
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 200;
  visibility: hidden;
  pointer-events: none;
}

.mobile-menu.is-open {
  visibility: visible;
  pointer-events: auto;
}

.mobile-menu__backdrop {
  display: none;
}

.mobile-menu__panel {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  transform: translateY(100%);
  transition: transform 0.4s var(--ease-out);
}

.mobile-menu.is-open .mobile-menu__panel {
  transform: translateY(0);
}

.mobile-menu__close {
  position: absolute;
  inset-block-start: 1.25rem;
  inset-inline-end: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  padding: 0;
  background: transparent;
  border: 1px solid rgba(176, 38, 255, 0.4);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  cursor: pointer;
  transition:
    border-color var(--transition),
    background var(--transition);
}

.mobile-menu__close:hover,
.mobile-menu__close:focus-visible {
  border-color: var(--color-accent);
  background: rgba(176, 38, 255, 0.12);
  outline: none;
}

.mobile-menu__list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.mobile-menu__link {
  font-size: clamp(1.25rem, 5vw, 1.75rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.mobile-menu__link:hover,
.mobile-menu__link:focus-visible {
  color: var(--color-accent);
  outline: none;
}

/* Hero */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  padding-block: calc(var(--header-h) + 2rem) 3rem;
}

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

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: clamp(1.25rem, 3vw, 2rem);
  max-width: 974px;
}

.hero__title {
  font-size: clamp(1.375rem, 4.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero__lead {
  font-size: clamp(1rem, 1.2vw + 0.5rem, 1.25rem);
  font-weight: 400;
  line-height: 1.65;
}

/* Countdown */
.countdown {
  width: 100%;
  max-width: 52rem;
}

.countdown__label {
  margin-block-end: clamp(1rem, 2.5vw, 1.5rem);
  font-size: clamp(0.6875rem, 1.8vw, 0.875rem);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: center;
}

.countdown__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(0.5rem, 2vw, 1rem);
}

.countdown__unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: clamp(4.5rem, 12vw, 6.5rem);
  padding: 0.75rem 0.5rem;
  border-radius: var(--radius-sm);
  background: var(--gradient-timer);
}

.countdown__value {
  font-size: clamp(1.2rem, 5vw, 2.5rem);
  font-weight: 800;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.countdown__name {
  font-size: clamp(0.525rem, 1.5vw, 0.75rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.9;
}

/* Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: clamp(12rem, 40vw, 16rem);
  padding: 1rem 2.5rem;
  font-family: inherit;
  font-size: clamp(0.8125rem, 2vw, 0.9375rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition:
    transform var(--transition),
    filter var(--transition),
    box-shadow var(--transition);
}

.btn--primary {
  background: var(--gradient-cta);
  box-shadow: 0 4px 24px rgba(124, 58, 237, 0.45);
}

.btn--primary:hover {
  transform: scale(1.04);
  filter: brightness(1.08);
  box-shadow: 0 6px 32px rgba(124, 58, 237, 0.55);
}

.btn--primary:active {
  transform: scale(0.98);
}

.btn--primary:focus-visible {
  outline: 2px solid var(--color-accent-pink);
  outline-offset: 3px;
}

/* Section title */
.section-title {
  margin-block-end: clamp(2rem, 5vw, 3rem);
  font-size: clamp(1.25rem, 3.5vw, 2rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.section-title--light {
  color: var(--color-white);
  text-align: start;
}

/* Reasons */
.reasons {
  padding-block: 40px;
  background: var(--color-bg);
}

.reasons__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3rem);
}

.reasons__item {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.reasons__num {
  font-size: clamp(0.875rem, 2vw, 1rem);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}

.reasons__heading {
  font-size: clamp(1rem, 2.5vw, 1.125rem);
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.reasons__text {
  max-width: 22rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

@media (min-width: 48rem) {
  .reasons__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.5rem, 3vw, 2.5rem);
  }

  .reasons__text {
    max-width: none;
  }
}

/* Prediction */
.prediction {
  position: relative;
  padding-block: 40px;
}

.prediction__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.prediction__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.prediction__content {
  position: relative;
  z-index: 2;
}

.prediction__card p {
  margin-block-end: 1.25rem;
  line-height: 1.7;
  text-align: start;
}

.prediction__card p:last-child {
  margin-block-end: 0;
}

/* Outline card (shared) */
.outline-card {
  position: relative;
  height: 100%;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  border-radius: var(--radius-md);
  background: transparent;
}

.outline-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--gradient-border);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.outline-card__title {
  margin-block-end: 0.75rem;
  font-size: clamp(0.8125rem, 1.8vw, 0.9375rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.outline-card__text {
  font-size: clamp(0.8125rem, 1.6vw, 0.875rem);
  line-height: 1.65;
  color: var(--color-text-muted);
}

/* How it works */
.how {
  padding-block: 40px;
  background: var(--color-bg);
}

.how__steps {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  list-style: none;
}

.how__step {
  width: 100%;
}

.how__arrow {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
}

.how__arrow img {
  transform: rotate(90deg);
  width: 1.5rem;
  height: 1.5rem;
}

@media (min-width: 64rem) {
  .how__steps {
    flex-direction: row;
    align-items: stretch;
    gap: 0;
  }
  .how__arrow img {
    transform: rotate(0);
  }

  .how__step {
    flex: 1 1 0;
    min-width: 0;
  }

  .how__arrow {
    align-self: center;
    width: auto;
    padding-inline: 0.35rem;
  }
}

/* Prizes */
.prizes {
  padding-block: 40px;
  background: var(--color-bg);
}

.prizes__intro {
  margin-block-end: clamp(2rem, 5vw, 3rem);
  line-height: 1.7;
}

.prizes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 6vw, 3.5rem);
}

.prizes__item {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  height: 100%;
}

.prizes__label {
  font-size: clamp(0.875rem, 2vw, 1rem);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}

.prizes__heading {
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.prizes__text {
  color: var(--color-text-muted);
  line-height: 1.65;
}

.prizes__img {
  margin-block-start: auto;
  object-fit: contain;
  margin-top: auto;
}

@media (min-width: 48rem) {
  .prizes__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.5rem, 3vw, 2rem);
    align-items: start;
  }
}

/* AR screen */
.ar-screen {
  padding-block: 40px;
  background: var(--color-bg);
}

.ar-screen__card {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.ar-screen__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2rem);
  align-items: center;
}

.ar-screen__copy p {
  margin-block-end: 1.25rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.ar-screen__copy p:last-child {
  margin-block-end: 0;
}

.ar-screen__media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-sm);
}

.ar-screen__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 48rem) {
  .ar-screen__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: clamp(1.5rem, 3vw, 2.5rem);
  }
}

/* Races */
.races {
  padding-block: 40px;
  background: var(--color-bg);
}

.races__lead {
  margin-block: -1.5rem 2.5rem;
  max-width: 40rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

.races__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1rem, 2.5vw, 1.25rem);
  list-style: none;
}

@media (min-width: 40rem) {
  .races__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64rem) {
  .races__grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
  }

  .races__lead {
    margin-block-end: clamp(2rem, 5vw, 3rem);
  }
}

/* Gallery */
.gallery {
  padding-block: 40px;
  background: var(--color-bg);
}

.gallery__intro {
  margin-block: -1.5rem 2rem;
  max-width: 40rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.gallery__layout {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.gallery__featured {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.gallery__featured img {
  width: 100%;
  height: auto;
  min-height: 14rem;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  list-style: none;
}

.gallery__grid li {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.gallery__grid img {
  width: 100%;
  height: 100%;
  min-height: 8rem;
  object-fit: cover;
  aspect-ratio: 1;
}

@media (min-width: 64rem) {
  .gallery__layout {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 1rem;
    align-items: stretch;
  }

  .gallery__featured img {
    height: 100%;
    min-height: 100%;
    aspect-ratio: auto;
  }

  .gallery__grid {
    height: 100%;
  }
}

/* FAQ */
.faq {
  padding-block: 40px;
  background: var(--color-bg);
}

.faq__title {
  text-align: center;
}

.faq__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2rem);
}

.faq__item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.faq__question {
  font-size: clamp(0.875rem, 2vw, 1rem);
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.faq__answer {
  line-height: 1.65;
  color: var(--color-text-muted);
}

@media (min-width: 48rem) {
  .faq__grid {
    grid-template-columns: repeat(2, 1fr);
    column-gap: clamp(2rem, 5vw, 4rem);
    row-gap: clamp(1.5rem, 3vw, 2rem);
  }
}

/* Footer */
.site-footer {
  padding-block: 40px 2.5rem;
  background: var(--color-bg);
  border-block-start: 1px solid rgba(176, 38, 255, 0.2);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.site-footer__age {
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.02em;
}

.site-footer__disclaimer {
  margin-block-start: 0.75rem;
  max-width: 22rem;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.site-footer__heading {
  margin-block-end: 1rem;
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-footer__list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  list-style: none;
}

.site-footer__list a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.site-footer__list a:hover,
.site-footer__list a:focus-visible {
  color: var(--color-white);
  outline: none;
}

.site-footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  margin-block-end: 1.25rem;
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-footer__logo img {
  width: 1.25rem;
  height: 1.25rem;
}

.site-footer__social {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-block-end: 1rem;
  list-style: none;
}

.site-footer__social a {
  display: flex;
  transition: opacity var(--transition);
}

.site-footer__social a:hover,
.site-footer__social a:focus-visible {
  opacity: 0.75;
  outline: none;
}

.site-footer__email {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.site-footer__email:hover,
.site-footer__email:focus-visible {
  color: var(--color-white);
  outline: none;
}

@media (min-width: 40rem) {
  .site-footer__inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem 2.5rem;
  }

  .site-footer__col--disclaimer {
    grid-column: 1 / -1;
  }
}

@media (min-width: 64rem) {
  .site-footer__inner {
    grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
    align-items: start;
    gap: 2rem;
  }

  .site-footer__col--disclaimer {
    grid-column: auto;
  }
}