:root {
  color-scheme: dark;
  --ink: #f8f7ff;
  --muted: #bbb4d2;
  --surface: #120c2d;
  --surface-deep: #090617;
  --surface-soft: rgba(255, 255, 255, 0.07);
  --line: rgba(255, 255, 255, 0.13);
  --violet: #886cff;
  --violet-bright: #b7a8ff;
  --pink: #ff6aa9;
  --gold: #ffd56a;
  --shadow: 0 32px 90px rgba(0, 0, 0, 0.38);
  --radius-lg: 2rem;
  --radius-md: 1.25rem;
  --page: min(1180px, calc(100vw - 40px));
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-ar: "Noto Sans Arabic", Tahoma, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 50% -20%, rgba(136, 108, 255, 0.22), transparent 42%),
    linear-gradient(180deg, var(--surface) 0%, var(--surface-deep) 56%, #10091e 100%);
  color: var(--ink);
  font-family: var(--font);
  text-rendering: optimizeLegibility;
}

html[lang="ar"] body {
  font-family: var(--font-ar);
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 1rem;
  left: 1rem;
  transform: translateY(-180%);
  border-radius: 999px;
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: var(--surface-deep);
  text-decoration: none;
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.ambient,
.noise {
  position: fixed;
  inset: auto;
  pointer-events: none;
}

.ambient {
  z-index: -2;
  width: 36rem;
  height: 36rem;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
}

.ambient-one {
  top: 8rem;
  right: -20rem;
  background: var(--pink);
}

.ambient-two {
  bottom: -14rem;
  left: -16rem;
  background: var(--violet);
}

.noise {
  z-index: -1;
  inset: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E");
}

.site-header,
.hero,
.manifesto,
.clues,
.closing,
.site-footer {
  width: var(--page);
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.4rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--ink);
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 0.8rem;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.04));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.18), 0 12px 32px rgba(0, 0, 0, 0.22);
  color: var(--gold);
}

.brand-name {
  font-size: 1.08rem;
}

.language-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.68rem 0.9rem;
  background: rgba(255, 255, 255, 0.045);
  color: var(--ink);
  cursor: pointer;
  backdrop-filter: blur(16px);
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.language-toggle:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
}

.language-icon {
  color: var(--gold);
}

.hero {
  display: grid;
  min-height: calc(100svh - 92px);
  grid-template-columns: minmax(0, 1.05fr) minmax(350px, 0.95fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7rem);
  padding-block: 4rem 7rem;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow,
.section-label {
  margin: 0 0 1.25rem;
  color: var(--violet-bright);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

html[lang="ar"] .eyebrow,
html[lang="ar"] .section-label {
  letter-spacing: 0;
}

.signal-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 0 rgba(255, 213, 106, 0.55);
  animation: signal 2.2s infinite;
}

h1,
h2,
h3,
p {
  text-wrap: balance;
}

h1 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(3.3rem, 7vw, 6.9rem);
  line-height: 0.94;
  letter-spacing: -0.066em;
}

html[lang="ar"] h1 {
  max-width: 11ch;
  font-size: clamp(3rem, 6.6vw, 6.2rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.hero-lead {
  max-width: 38rem;
  margin: 1.75rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  margin-top: 2.1rem;
}

.primary-button {
  display: inline-flex;
  min-height: 3.5rem;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  border: 0;
  border-radius: 999px;
  padding: 0.9rem 1.25rem 0.9rem 1.45rem;
  background: var(--ink);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.27);
  color: var(--surface-deep);
  font-weight: 800;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

html[dir="rtl"] .primary-button {
  padding: 0.9rem 1.45rem 0.9rem 1.25rem;
}

.primary-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.38);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}

.text-link:hover {
  color: var(--ink);
}

.hero-stage {
  position: relative;
  display: grid;
  width: min(100%, 32rem);
  aspect-ratio: 1;
  place-items: center;
  justify-self: center;
  isolation: isolate;
}

.hero-stage::before {
  position: absolute;
  z-index: -2;
  width: 75%;
  height: 75%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(136, 108, 255, 0.36), rgba(136, 108, 255, 0.08) 42%, transparent 70%);
  content: "";
  filter: blur(8px);
}

.orbit {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 50%;
}

.orbit::after {
  position: absolute;
  top: 50%;
  left: -0.28rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 22px var(--gold);
  content: "";
}

.orbit-outer {
  width: 94%;
  height: 94%;
  animation: rotate 24s linear infinite;
}

.orbit-inner {
  width: 68%;
  height: 68%;
  animation: rotate-reverse 17s linear infinite;
}

.orbit-inner::after {
  top: auto;
  right: 12%;
  bottom: -0.2rem;
  left: auto;
  background: var(--pink);
  box-shadow: 0 0 22px var(--pink);
}

.signal-core {
  position: relative;
  display: grid;
  width: 12.5rem;
  height: 12.5rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 38%;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.04));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.2), var(--shadow);
  color: var(--ink);
  cursor: pointer;
  transform: rotate(9deg);
  backdrop-filter: blur(24px);
}

.signal-core::before {
  position: absolute;
  inset: 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 34%;
  content: "";
}

.core-glow {
  position: absolute;
  inset: 1.5rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 213, 106, 0.3), transparent 67%);
  filter: blur(2px);
  animation: breathe 3.4s ease-in-out infinite;
}

.core-letter {
  position: relative;
  font-size: 5.2rem;
  font-weight: 900;
  letter-spacing: -0.09em;
  transform: rotate(-9deg) translateX(-0.1em);
}

.core-ring {
  position: absolute;
  inset: -0.6rem;
  border: 1px solid rgba(255, 213, 106, 0.26);
  border-radius: 40%;
  animation: pulse-ring 2.8s ease-out infinite;
}

.stage-card {
  position: absolute;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  padding: 0.72rem 1rem;
  background: rgba(15, 10, 37, 0.73);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 800;
  backdrop-filter: blur(18px);
  animation: float 4.6s ease-in-out infinite;
}

.stage-card-one {
  top: 16%;
  left: 0;
}

.stage-card-two {
  top: 25%;
  right: -2%;
  animation-delay: -1.4s;
}

.stage-card-three {
  right: 8%;
  bottom: 19%;
  animation-delay: -2.7s;
}

.stage-caption {
  position: absolute;
  right: 8%;
  bottom: 1%;
  left: 8%;
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-align: center;
}

.manifesto {
  display: grid;
  grid-template-columns: minmax(180px, 0.35fr) minmax(0, 1.65fr);
  gap: 2rem 5rem;
  border-block: 1px solid var(--line);
  padding-block: 6.5rem;
}

.manifesto .section-label {
  grid-row: 1 / span 2;
}

.manifesto h2,
.section-heading h2,
.closing h2,
.invite-dialog h2 {
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  line-height: 1.03;
  letter-spacing: -0.055em;
}

html[lang="ar"] .manifesto h2,
html[lang="ar"] .section-heading h2,
html[lang="ar"] .closing h2,
html[lang="ar"] .invite-dialog h2 {
  line-height: 1.18;
  letter-spacing: -0.025em;
}

.manifesto > p:last-child {
  max-width: 38rem;
  margin: 0;
  color: var(--muted);
  font-size: 1.16rem;
  line-height: 1.7;
}

.clues {
  padding-block: 8rem;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3rem;
}

.section-heading h2 {
  max-width: 11ch;
}

.clue-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.clue-card {
  min-height: 24rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025)),
    rgba(9, 6, 23, 0.24);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.08);
  transition: transform 240ms ease, border-color 240ms ease, background 240ms ease;
}

.clue-card:hover {
  transform: translateY(-8px);
  border-color: rgba(183, 168, 255, 0.48);
  background:
    linear-gradient(180deg, rgba(136, 108, 255, 0.13), rgba(255, 255, 255, 0.035)),
    rgba(9, 6, 23, 0.32);
}

.clue-number {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--gold);
  font-size: 0.75rem;
  font-weight: 900;
}

.clue-card h3 {
  max-width: 10ch;
  margin: 9rem 0 1rem;
  font-size: clamp(1.65rem, 3vw, 2.3rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

html[lang="ar"] .clue-card h3 {
  max-width: 12ch;
  line-height: 1.25;
}

.clue-card p {
  max-width: 28ch;
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.closing {
  display: flex;
  min-height: 31rem;
  align-items: end;
  justify-content: space-between;
  gap: 3rem;
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 6vw, 5rem);
  background:
    radial-gradient(circle at 78% 18%, rgba(255, 213, 106, 0.38), transparent 19%),
    radial-gradient(circle at 16% 82%, rgba(255, 106, 169, 0.42), transparent 24%),
    linear-gradient(135deg, #7a5ff1, #4d2cb8 62%, #321d73);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.closing > div {
  max-width: 47rem;
}

.closing .section-label {
  color: rgba(255, 255, 255, 0.76);
}

.primary-button-light {
  flex: 0 0 auto;
  background: rgba(255, 255, 255, 0.96);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
  padding-block: 4rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.brand-footer {
  justify-self: start;
}

.site-footer > p {
  margin: 0;
}

.site-footer > p:nth-child(2) {
  color: var(--ink);
  text-align: center;
}

.copyright {
  justify-self: end;
}

.invite-dialog {
  width: min(34rem, calc(100vw - 2rem));
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 5vw, 3rem);
  background:
    radial-gradient(circle at 82% 12%, rgba(255, 213, 106, 0.2), transparent 26%),
    #160f33;
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.65);
  color: var(--ink);
  text-align: start;
}

.invite-dialog::backdrop {
  background: rgba(4, 2, 12, 0.77);
  backdrop-filter: blur(12px);
}

.dialog-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  color: var(--ink);
  cursor: pointer;
}

html[dir="rtl"] .dialog-close {
  right: auto;
  left: 1rem;
}

.dialog-signal {
  display: grid;
  width: 4rem;
  height: 4rem;
  margin-bottom: 2.4rem;
  place-items: center;
  border-radius: 1.3rem;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.12);
  color: var(--gold);
  font-size: 1.6rem;
  font-weight: 900;
  transform: rotate(7deg);
}

.invite-dialog h2 {
  font-size: clamp(2.25rem, 6vw, 3.8rem);
}

.invite-dialog > p:not(.section-label) {
  margin: 1.3rem 0 2rem;
  color: var(--muted);
  line-height: 1.7;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.2, 0.75, 0.2, 1);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes signal {
  0% { box-shadow: 0 0 0 0 rgba(255, 213, 106, 0.52); }
  70% { box-shadow: 0 0 0 12px rgba(255, 213, 106, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 213, 106, 0); }
}

@keyframes rotate {
  to { transform: rotate(360deg); }
}

@keyframes rotate-reverse {
  to { transform: rotate(-360deg); }
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-10px) rotate(1deg); }
}

@keyframes breathe {
  0%, 100% { opacity: 0.7; transform: scale(0.92); }
  50% { opacity: 1; transform: scale(1.08); }
}

@keyframes pulse-ring {
  0% { opacity: 0.65; transform: scale(0.96); }
  80%, 100% { opacity: 0; transform: scale(1.14); }
}

@media (max-width: 900px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-block: 5rem 6rem;
  }

  .hero-copy {
    text-align: center;
  }

  h1,
  html[lang="ar"] h1,
  .hero-lead {
    margin-inline: auto;
  }

  .hero-actions,
  .eyebrow {
    justify-content: center;
  }

  .hero-stage {
    width: min(100%, 29rem);
  }

  .manifesto {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .manifesto .section-label {
    grid-row: auto;
  }

  .clue-grid {
    grid-template-columns: 1fr;
  }

  .clue-card {
    min-height: 18rem;
  }

  .clue-card h3 {
    margin-top: 4.8rem;
  }

  .closing {
    min-height: 28rem;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
  }

  html[dir="rtl"] .closing {
    align-items: flex-start;
  }

  .site-footer {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .brand-footer,
  .copyright {
    justify-self: center;
  }
}

@media (max-width: 560px) {
  :root {
    --page: min(100% - 24px, 1180px);
    --radius-lg: 1.55rem;
  }

  .site-header {
    padding-block: 1rem;
  }

  .brand-name {
    display: none;
  }

  .hero {
    gap: 2.8rem;
    padding-block: 4rem 5rem;
  }

  .hero-stage {
    width: min(100%, 22rem);
  }

  .signal-core {
    width: 9.5rem;
    height: 9.5rem;
  }

  .core-letter {
    font-size: 4rem;
  }

  .stage-card-two {
    right: 0;
  }

  .stage-caption {
    bottom: -3%;
  }

  .manifesto,
  .clues {
    padding-block: 5rem;
  }

  .clue-card {
    min-height: 17rem;
  }

  .closing {
    min-height: 31rem;
  }
}

@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;
  }
}