:root {
  --br-primary: #0a151e;
  --br-secondary: #0d1d29;
  --br-container: #0c131a;
  --br-active-container: #1c2c39;
  --br-surface: #293f51;
  --br-button: #2d76c5;
  --br-button-hover: #3893f7;
  --br-selected: #2867aa;
  --br-positive: #24c5ae;
  --br-negative: #ff6b73;
  --br-text: #f2f2f7;
  --br-text-white: #ffffff;
  --br-text-muted: #ffffff80;
  --br-border-soft: #ffffff6e;
  --br-overlay-subtle: #ffffff0d;
  --br-button-gradient: linear-gradient(135deg, #2d76c5 0%, #3893f7 100%);
  --vault-radius: 0.875rem;
  --bonus-slide-w: clamp(17rem, 36vw, 26rem);
  --bonus-gap: 1rem;
  --transition-fast: 0.2s ease;
  --transition-med: 0.35s ease;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  height: auto;
}

body {
  font-family: "Roboto", system-ui, -apple-system, sans-serif;
  background: var(--br-primary);
  color: var(--br-text);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  min-height: 0;
  height: auto;
}

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

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

a {
  color: var(--br-button-hover);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--br-text-white);
}

.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;
}

.gradient-text {
  background: var(--br-button-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-blur {
  position: relative;
  overflow-x: hidden;
}

.page-blur.is-sharp {
  filter: none;
}

.page-blur.is-intro-blur {
  filter: blur(5px);
  will-change: filter;
}

.page-bg {
  position: fixed;
  inset: 0;
  background: url("../img/bg.jpg") center / cover no-repeat;
  z-index: 0;
  pointer-events: none;
}

.page-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(10, 21, 30, 0.88);
}

.page-mesh {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 20% 40%, rgba(45, 118, 197, 0.14) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 60%, rgba(56, 147, 247, 0.1) 0%, transparent 70%);
}

.intro {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #050a10;
}

.intro--done {
  display: none;
}

.intro__bg {
  position: absolute;
  inset: 0;
  background: url("../img/bg.jpg") center / cover no-repeat;
  transform: scale(1.06);
  will-change: transform, filter;
}

.intro__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 10, 16, 0.5) 0%, rgba(10, 21, 30, 0.75) 100%);
}

.intro__curtain {
  display: none;
}

.intro__curtain--left {
  left: 0;
  transform-origin: left center;
}

.intro__curtain--right {
  right: 0;
  transform-origin: right center;
}

.intro__vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 55% at 50% 50%, transparent 35%, rgba(0, 0, 0, 0.65) 100%);
  pointer-events: none;
  z-index: 2;
}

.intro__sweep {
  position: absolute;
  inset: 0;
  z-index: 3;
  background: linear-gradient(
    100deg,
    transparent 44%,
    rgba(255, 255, 255, 0.07) 49.5%,
    rgba(56, 147, 247, 0.18) 50%,
    rgba(255, 255, 255, 0.07) 50.5%,
    transparent 56%
  );
  opacity: 0;
  pointer-events: none;
  will-change: transform, opacity;
}

.intro__logo-wrap {
  position: relative;
  z-index: 5;
  width: min(30rem, 84vw);
  opacity: 0;
}

.intro__logo {
  width: 100%;
  height: auto;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 0.5rem 1.5rem rgba(0, 0, 0, 0.45));
  will-change: clip-path;
}

.intro__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 115%;
  height: 42%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(56, 147, 247, 0.28) 0%, rgba(45, 118, 197, 0.08) 55%, transparent 75%);
  pointer-events: none;
  z-index: 1;
  opacity: 0;
  will-change: opacity, transform;
}

.main {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 58fr 42fr;
  align-items: center;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: clamp(0.75rem, 2vh, 1.5rem) clamp(1rem, 2vw, 2rem);
  visibility: hidden;
  opacity: 0;
}

.main.is-visible {
  visibility: visible;
  opacity: 1;
}

.bonus-showcase {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem 0.5rem 1.5rem;
  position: relative;
}

.bonus-showcase__header {
  text-align: center;
  margin-bottom: 1.25rem;
}

.bonus-showcase__eyebrow {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--br-button-hover);
  margin-bottom: 0.35rem;
}

.bonus-showcase__title {
  font-size: clamp(1.35rem, 2.8vw, 2rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.15;
}

.bonus-stage {
  position: relative;
  width: 100%;
  max-width: calc(var(--bonus-slide-w) + 5.5rem);
  overflow: hidden;
}

.bonus-stage__spotlight {
  position: absolute;
  top: 8%;
  left: 50%;
  width: 130%;
  height: 75%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(45, 118, 197, 0.22) 0%, transparent 68%);
  pointer-events: none;
  z-index: 0;
}

.bonus-stage__frame {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.5rem;
  overflow: hidden;
}

.bonus-viewport {
  overflow: hidden;
  width: 100%;
  border-radius: calc(var(--vault-radius) + 2px);
}

.bonus-track {
  display: flex;
  gap: var(--bonus-gap);
  will-change: transform;
  align-items: flex-start;
}

.bonus-track__spacer {
  flex: 0 0 0;
  width: 0;
  height: 1px;
  pointer-events: none;
}

.bonus-slide {
  flex: 0 0 var(--bonus-slide-w);
  min-width: var(--bonus-slide-w);
}

.bonus-slide__card {
  position: relative;
  border-radius: var(--vault-radius);
  overflow: hidden;
  aspect-ratio: 1080 / 950;
  background: var(--br-secondary);
  box-shadow:
    0 1.25rem 2.5rem rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.07);
  transform-origin: center center;
  will-change: transform, opacity, filter;
}

@supports not (aspect-ratio: 1080 / 950) {
  .bonus-slide__card {
    aspect-ratio: auto;
    height: 0;
    padding-bottom: 87.96%;
  }

  .bonus-slide__card img {
    position: absolute;
    inset: 0;
    height: 100%;
  }
}

.bonus-slide__card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
  pointer-events: none;
}

.bonus-slide__card img {
  width: 100%;
  height: 100%;
  max-height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.bonus-slide.is-active .bonus-slide__card {
  opacity: 1;
  transform: scale(1);
  box-shadow:
    0 1.5rem 3rem rgba(0, 0, 0, 0.5),
    0 0 0 2px rgba(56, 147, 247, 0.45),
    0 0 1.5rem rgba(45, 118, 197, 0.25);
  transition: opacity var(--transition-med), transform var(--transition-med), box-shadow var(--transition-med);
}

.bonus-slide:not(.is-active) .bonus-slide__card {
  opacity: 0.72;
  transform: scale(0.97);
  transition: opacity var(--transition-med), transform var(--transition-med), box-shadow var(--transition-med);
}

@media (min-width: 1024px) {
  html {
    height: 100%;
  }

  body {
    min-height: 100dvh;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
  }

  .page-blur {
    flex: 1 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    min-height: 100dvh;
    min-height: 100svh;
    padding: clamp(1rem, 2.5vh, 2rem) 0;
  }

  .main {
    flex: 0 0 auto;
    width: 100%;
    padding: 0 clamp(1rem, 2vw, 2rem);
  }

  :root {
    --bonus-slide-w: min(clamp(17rem, 32vw, 28rem), calc((100dvh - 11rem) * 1080 / 950));
  }

  .bonus-showcase__header {
    margin-bottom: clamp(0.75rem, 1.5vh, 1.25rem);
  }

  .bonus-showcase__tagline {
    margin-top: clamp(0.375rem, 0.8vh, 0.625rem);
  }

  .bonus-slide__card {
    box-shadow:
      0 0.75rem 1.5rem rgba(0, 0, 0, 0.35),
      0 0 0 1px rgba(255, 255, 255, 0.07);
  }

  .bonus-slide.is-active .bonus-slide__card {
    box-shadow:
      0 1rem 2rem rgba(0, 0, 0, 0.45),
      0 0 0 2px rgba(56, 147, 247, 0.4);
  }

  .bonus-slide:not(.is-active) .bonus-slide__card {
    transform: scale(0.96);
  }
}

.bonus-nav {
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--br-text);
  background: rgba(28, 44, 57, 0.85);
  border: 1px solid var(--br-border-soft);
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  -webkit-tap-highlight-color: transparent;
}

.bonus-nav:hover {
  background: var(--br-selected);
  border-color: rgba(56, 147, 247, 0.5);
}

.bonus-nav:active {
  transform: scale(0.94);
}

.bonus-progress {
  margin-top: 0.875rem;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 1px;
  overflow: hidden;
}

.bonus-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--br-button-gradient);
  border-radius: 1px;
  transform-origin: left center;
  transform: scaleX(0);
}

.bonus-dots {
  display: flex;
  gap: 0.4rem;
  margin-top: 1rem;
  align-items: center;
  justify-content: center;
}

.bonus-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  padding: 0;
  transition: all var(--transition-med);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.bonus-dot.is-active {
  width: 1.25rem;
  border-radius: 0.2rem;
  background: var(--br-button);
}

  .bonus-showcase__tagline {
    margin-top: 0.625rem;
    margin-bottom: 0;
    font-size: 0.75rem;
    color: var(--br-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.14em;
  }

.auth-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 2rem 0.5rem 1rem;
}

.auth-card {
  width: 100%;
  max-width: 26rem;
  background: rgba(28, 44, 57, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--br-border-soft);
  border-radius: 1rem;
  padding: 2rem 2rem 1.75rem;
  box-shadow:
    0 1rem 3rem rgba(0, 0, 0, 0.4),
    inset 0 1px 0 var(--br-overlay-subtle);
}

.auth-card__logo {
  text-align: center;
  margin-bottom: 1rem;
}

.auth-card__logo img {
  width: 8rem;
  margin: 0 auto;
  opacity: 0.9;
}

.auth-card__title {
  font-size: 1.75rem;
  font-weight: 900;
  text-align: center;
  margin-bottom: 0.25rem;
}

.auth-card__subtitle {
  text-align: center;
  color: var(--br-text-muted);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--br-text);
  letter-spacing: 0.02em;
}

.form-input-wrap {
  position: relative;
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(12, 19, 26, 0.8);
  border: 1px solid var(--br-surface);
  border-radius: 0.5rem;
  color: var(--br-text);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
  outline: none;
}

.form-input-wrap .form-input {
  padding-right: 2.75rem;
}

.form-input::placeholder {
  color: var(--br-text-muted);
}

.form-input:focus {
  border-color: var(--br-button);
  box-shadow: 0 0 0 3px rgba(45, 118, 197, 0.25);
  transform: scale(1.01);
}

.form-input.is-valid {
  border-color: var(--br-positive);
}

.form-input.is-invalid {
  border-color: var(--br-negative);
}

.form-hint {
  font-size: 0.75rem;
  min-height: 0;
  color: var(--br-text-muted);
}

.form-hint.is-error {
  color: var(--br-negative);
}

.form-hint.is-success {
  color: var(--br-positive);
}

.form-toggle-pw {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--br-text-muted);
  padding: 0.25rem;
  display: flex;
  align-items: center;
  transition: color var(--transition-fast);
}

.form-toggle-pw:hover {
  color: var(--br-text);
}

.form-toggle-pw .icon-eye-off {
  display: none;
}

.form-toggle-pw.is-visible .icon-eye {
  display: none;
}

.form-toggle-pw.is-visible .icon-eye-off {
  display: block;
}

.auth-btn {
  margin-top: 0.5rem;
  padding: 0.875rem 1.5rem;
  background: var(--br-button-gradient);
  color: var(--br-text-white);
  font-size: 1rem;
  font-weight: 700;
  border-radius: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: filter var(--transition-fast), transform var(--transition-fast), opacity var(--transition-fast);
  cursor: pointer;
}

.auth-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.auth-btn:active {
  transform: translateY(0);
}

.auth-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.auth-card__footer {
  text-align: center;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: var(--br-text-muted);
}

.auth-link {
  font-weight: 700;
}

@media (prefers-reduced-motion: reduce) {
  .page-mesh {
    animation: none;
  }
}

@media (max-width: 1023px) {
  .page-blur {
    min-height: 0;
    padding-bottom: 0;
  }

  .main {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    max-width: 100%;
    padding: 0;
  }

  .bonus-showcase {
    padding: 1.25rem max(1rem, env(safe-area-inset-right)) 0.75rem max(1rem, env(safe-area-inset-left));
    width: 100%;
    justify-content: flex-start;
    overflow: hidden;
  }

  .bonus-showcase__header {
    margin-bottom: 1rem;
  }

  .bonus-showcase__title {
    font-size: clamp(1.2rem, 4.5vw, 1.65rem);
  }

  .bonus-stage {
    max-width: 100%;
    width: 100%;
    overflow: hidden;
  }

  .bonus-stage__frame {
    grid-template-columns: 1fr;
    gap: 0;
    overflow: hidden;
  }

  .bonus-nav {
    display: none;
  }

  .bonus-viewport {
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    touch-action: pan-x pinch-zoom;
    scrollbar-width: none;
    border-radius: var(--vault-radius);
    width: 100%;
  }

  .bonus-viewport::-webkit-scrollbar {
    display: none;
  }

  .bonus-track {
    width: max-content;
    min-height: 0;
    transform: none !important;
    align-items: flex-start;
  }

  .bonus-slide {
    flex: 0 0 auto;
    width: min(calc(100vw - 2.5rem), 22rem);
    min-width: min(calc(100vw - 2.5rem), 22rem);
    scroll-snap-align: center;
    scroll-snap-stop: always;
    flex-shrink: 0;
  }

  .bonus-slide__card {
    transform: none !important;
    box-shadow:
      0 0.5rem 1.25rem rgba(0, 0, 0, 0.35),
      0 0 0 1px rgba(255, 255, 255, 0.08);
  }

  .bonus-slide:not(.is-active) .bonus-slide__card {
    opacity: 0.6;
    transform: none !important;
  }

  .bonus-slide.is-active .bonus-slide__card {
    opacity: 1;
    transform: none !important;
    box-shadow:
      0 0.5rem 1.25rem rgba(0, 0, 0, 0.4),
      0 0 0 2px rgba(56, 147, 247, 0.4);
  }

  .auth-panel {
    padding: 0.75rem max(1rem, env(safe-area-inset-right)) 1rem max(1rem, env(safe-area-inset-left));
    align-items: stretch;
  }

  .auth-card {
    max-width: 100%;
    padding: 1.35rem 1.25rem 1.25rem;
  }

  .auth-card__logo img {
    width: 6.5rem;
  }

  .auth-card__title {
    font-size: 1.45rem;
  }

  .auth-card__subtitle {
    font-size: 0.8125rem;
    margin-bottom: 1.15rem;
  }

  .form-input {
    font-size: 16px;
    padding: 0.7rem 0.875rem;
  }

  .form-input:focus {
    transform: none;
  }

  .auth-btn {
    padding: 0.8rem 1.25rem;
    font-size: 0.9375rem;
  }

  .auth-card__footer {
    margin-bottom: 0;
  }
}

@media (max-width: 480px) {
  .intro__logo-wrap {
    width: min(18rem, 88vw);
  }

  .bonus-slide {
    width: calc(100vw - 2rem);
    min-width: calc(100vw - 2rem);
  }

  .bonus-showcase__eyebrow {
    font-size: 0.625rem;
  }

  .auth-card__title {
    font-size: 1.3rem;
  }
}

@media (max-width: 1023px) and (orientation: landscape) {
  .bonus-slide {
    width: min(42vw, 16rem);
    min-width: min(42vw, 16rem);
  }

  .bonus-showcase__title {
    font-size: 1.1rem;
  }

  .auth-card {
    padding: 1rem;
  }

  .auth-form {
    gap: 0.75rem;
  }
}

@media (min-width: 1024px) and (max-width: 1200px) {
  :root {
    --bonus-slide-w: min(clamp(15rem, 30vw, 22rem), calc((100dvh - 11rem) * 1080 / 950));
  }

  .bonus-showcase {
    padding: 0.5rem 1rem 0.5rem 1.25rem;
  }

  .auth-panel {
    padding: 0.5rem 1.5rem;
  }
}

@media (min-width: 1440px) {
  :root {
    --bonus-slide-w: min(clamp(20rem, 26vw, 30rem), calc((100dvh - 11rem) * 1080 / 950));
  }
}

@media (hover: hover) {
  .bonus-dot:hover:not(.is-active) {
    background: rgba(56, 147, 247, 0.45);
  }

  .auth-btn:hover:not(:disabled) {
    filter: brightness(1.15);
  }
}