/* كورة لايف — landing page for Ostora Online O²
   Logical properties throughout, so the LTR English page mirrors with no overrides. */

:root {
  --ink: #05070D;
  --surface: #0E1421;
  --surface-2: #161E30;
  --line: rgba(255, 255, 255, .09);
  --line-soft: rgba(255, 255, 255, .05);
  --cyan: #5FD9FF;
  --violet: #B08CFF;
  --live: #FF3B5C;
  --text: #EAF0FA;
  --muted: #8D9AB3;
  --radius: 18px;
  --radius-sm: 12px;
  --pad: clamp(1.25rem, 4vw, 2.5rem);
  --ease: cubic-bezier(.2, .7, .3, 1);
}

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

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

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: Rubik, system-ui, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  font-feature-settings: "tnum";
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: var(--cyan); text-decoration-thickness: 1px; text-underline-offset: 3px; }

h1, h2, h3 { margin: 0; line-height: 1.15; font-weight: 800; }
h1 { font-size: clamp(2.05rem, 5vw, 3.55rem); line-height: 1.1; text-wrap: balance; }
h2 { font-size: clamp(1.55rem, 3.2vw, 2.35rem); text-wrap: balance; }
h3 { font-size: 1.06rem; font-weight: 700; line-height: 1.4; }
p { margin: 0; }

/* Latin-only refinements: negative tracking pulls Arabic letters apart, so it is scoped. */
html[lang="en"] h1, html[lang="en"] h2 { letter-spacing: -.028em; }

.mono {
  font-family: "Space Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-weight: 700;
  font-size: .92em;
  letter-spacing: 0;
  direction: ltr;
  unicode-bidi: isolate;
}

/* .mono makes an element an LTR bidi island so "5.0 MB" and "15,000+" keep
   their order inside Arabic prose. On a block that also flips text-align:start
   to the left, so RTL alignment is restored by hand. */
html[dir="rtl"] .stat dd.mono,
html[dir="rtl"] .lib-n.mono,
html[dir="rtl"] .step-n.mono { text-align: right; }

.skip {
  position: absolute;
  inset-block-start: -100%;
  inset-inline-start: 1rem;
  z-index: 100;
  padding: .7rem 1.1rem;
  background: var(--cyan);
  color: #04202B;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  font-weight: 700;
  text-decoration: none;
}
.skip:focus { inset-block-start: 0; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  inline-size: min(1180px, 100% - 2 * var(--pad));
  margin-inline: auto;
}
.wrap-narrow { inline-size: min(760px, 100% - 2 * var(--pad)); }

/* ---------- header ---------- */

.hdr {
  position: sticky;
  inset-block-start: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--ink) 82%, transparent);
  backdrop-filter: blur(14px);
  border-block-end: 1px solid var(--line-soft);
}

.hdr-in {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  block-size: 66px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  flex: none;
}
.brand img { inline-size: 32px; block-size: 32px; border-radius: 9px; }
.brand-nm { font-size: 1.02rem; }
.brand-nm b { color: var(--cyan); font-weight: 800; }

.nav {
  display: flex;
  gap: 1.4rem;
  margin-inline-start: auto;
  font-size: .95rem;
}
.nav a {
  color: var(--muted);
  text-decoration: none;
  transition: color .18s var(--ease);
}
.nav a:hover { color: var(--text); }

.hdr-end {
  display: flex;
  align-items: center;
  gap: .7rem;
  margin-inline-start: auto;
  flex: none;
}

.lang {
  display: inline-grid;
  place-items: center;
  min-inline-size: 42px;
  block-size: 34px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: .82rem;
  font-weight: 700;
  text-decoration: none;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}
.lang:hover { color: var(--text); border-color: var(--cyan); }

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  padding: .72rem 1.3rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: #04121C;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), filter .18s var(--ease);
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -12px color-mix(in srgb, var(--cyan) 70%, transparent);
  filter: saturate(1.1);
}
.btn:active { transform: translateY(0); }
.btn .ic { stroke: currentColor; }
.btn .mono { opacity: .72; }
.btn .sep { opacity: .45; }

.btn-sm { padding: .48rem 1rem; font-size: .9rem; }
.btn-lg { padding: .95rem 1.7rem; font-size: 1.02rem; }
.btn-block { display: flex; inline-size: 100%; }

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--cyan); box-shadow: none; }

/* ---------- icons ---------- */

.ic {
  inline-size: 20px;
  block-size: 20px;
  flex: none;
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.ic-lg { inline-size: 28px; block-size: 28px; }

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding-block: clamp(3rem, 7vw, 5.5rem) clamp(2rem, 4vw, 3rem);
  isolation: isolate;
  overflow: hidden;
}
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inline-size: 46vw;
  block-size: 46vw;
  max-inline-size: 620px;
  max-block-size: 620px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .32;
  pointer-events: none;
}
.hero::before {
  background: var(--cyan);
  inset-block-start: -14vw;
  inset-inline-end: -10vw;
}
.hero::after {
  background: var(--violet);
  inset-block-end: -20vw;
  inset-inline-start: -14vw;
  opacity: .22;
}

.hero-in {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-block-end: 1.1rem;
  padding: .34rem .9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: .85rem;
  font-weight: 500;
}

.livedot {
  inline-size: 8px;
  block-size: 8px;
  border-radius: 50%;
  background: var(--live);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--live) 60%, transparent);
  animation: pulse 2s infinite;
  flex: none;
}
@keyframes pulse {
  70% { box-shadow: 0 0 0 7px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.lede {
  margin-block-start: 1.3rem;
  max-inline-size: 34em;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.14rem);
}
.lede b { color: var(--text); font-weight: 600; }

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-block-start: 2rem;
}

.fineprint {
  margin-block-start: 1.1rem;
  color: var(--muted);
  font-size: .87rem;
}
.fineprint .mono { color: var(--text); }

/* ---------- the fixture board (signature) ---------- */

.board {
  position: relative;
  margin: 0;
  padding: .85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface-2) 90%, transparent), var(--surface));
  box-shadow: 0 30px 70px -40px #000;
}

.board-cap {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .2rem .45rem .8rem;
  border-block-end: 1px solid var(--line-soft);
  margin-block-end: .5rem;
}
.board-tab {
  padding: .28rem .8rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--live) 18%, transparent);
  color: #FFB9C5;
  font-size: .82rem;
  font-weight: 700;
}
.board-hint {
  color: var(--muted);
  font-size: .74rem;
  line-height: 1.35;
}

.fixtures { margin: 0; padding: 0; list-style: none; }

.fx {
  display: grid;
  grid-template-columns: 5.2rem 1fr auto;
  align-items: center;
  gap: .8rem;
  padding: .78rem .7rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
}
.fx + .fx { margin-block-start: .18rem; }

.fx-st {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  color: var(--muted);
  font-size: .84rem;
  font-weight: 600;
}
.fx-cp { font-size: .95rem; font-weight: 500; }
.fx-ch { color: var(--cyan); font-size: .8rem; opacity: .85; }

.fx.is-live .fx-st { color: var(--live); }
.fx.is-done { opacity: .45; }

.fx.is-on {
  background: color-mix(in srgb, var(--cyan) 9%, transparent);
  border-color: color-mix(in srgb, var(--cyan) 30%, transparent);
  transform: translateX(0);
}
.fx.is-on .fx-ch { opacity: 1; }

.board-open {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-block-start: .55rem;
  padding: .6rem .8rem;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--violet) 12%, transparent);
  color: var(--violet);
  font-size: .84rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.board-open .ic { stroke: none; fill: currentColor; inline-size: 16px; block-size: 16px; }
.board-open.is-on { opacity: 1; transform: translateY(0); }

/* ---------- stats strip ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin: clamp(2.5rem, 6vw, 4rem) 0 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  overflow: hidden;
}
.stat {
  display: flex;
  flex-direction: column-reverse;
  gap: .2rem;
  padding: 1.15rem 1.2rem;
  background: var(--ink);
}
.stat dt { color: var(--muted); font-size: .82rem; }
.stat dd {
  margin: 0;
  font-size: clamp(1.3rem, 2.6vw, 1.85rem);
  font-weight: 800;
  background: linear-gradient(120deg, #86E4FF, #C7ADFF);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ---------- sections ---------- */

.sec { padding-block: clamp(3.5rem, 8vw, 6rem); }
.sec-alt {
  background: linear-gradient(180deg, transparent, var(--surface) 12%, var(--surface) 88%, transparent);
  border-block: 1px solid var(--line-soft);
}
.sec-end { padding-block: clamp(3rem, 7vw, 5rem); }

.kicker {
  margin-block-end: .7rem;
  color: var(--cyan);
  font-size: .82rem;
  font-weight: 700;
}
html[lang="en"] .kicker { text-transform: uppercase; letter-spacing: .14em; }

.sub {
  margin-block-start: .9rem;
  max-inline-size: 46em;
  color: var(--muted);
}

/* ---------- steps ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin: 2.4rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}
.step {
  position: relative;
  padding: 1.6rem 1.4rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.step-n {
  display: block;
  margin-block-end: .8rem;
  color: var(--violet);
  font-size: 1.5rem;
  opacity: .7;
}
.step p { margin-block-start: .5rem; color: var(--muted); font-size: .93rem; }

/* ---------- libraries ---------- */

.libs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: 2.4rem 0 0;
  padding: 0;
  list-style: none;
}
.lib {
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}
.lib:hover { border-color: color-mix(in srgb, var(--cyan) 45%, transparent); transform: translateY(-3px); }
.lib-n {
  display: block;
  margin-block-end: .5rem;
  font-size: 1.6rem;
  line-height: 1.1;
  background: linear-gradient(120deg, #86E4FF, #C7ADFF);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.lib-n .ic { inline-size: 26px; block-size: 26px; }
.lib p { margin-block-start: .45rem; color: var(--muted); font-size: .91rem; }

/* ---------- player split ---------- */

.split {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
  margin-block-start: 2.4rem;
}

.feats { margin: 0; padding: 0; list-style: none; display: grid; gap: 1.5rem; }
.feats li { display: flex; gap: .95rem; align-items: flex-start; }
.feats .ic { margin-block-start: .2rem; }
.feats p { margin-block-start: .3rem; color: var(--muted); font-size: .92rem; }

.shotcol { display: flex; gap: 1rem; align-items: flex-start; }
.shot {
  flex: 1 1 0;
  min-inline-size: 0;          /* without this each image claims the full column and the row overflows */
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: 0 24px 50px -30px #000;
}
.shot-b { margin-block-start: 2.75rem; }

/* ---------- screens ---------- */

.screens {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
  margin: 2.4rem 0 0;
  padding: 0;
  list-style: none;
}
.scr {
  padding: 1.5rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink);
}
.scr h3 { margin-block: .9rem .4rem; }
.scr p { color: var(--muted); font-size: .92rem; }

/* ---------- download ---------- */

.dl {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  overflow: hidden;
}
.dl-main, .dl-side { padding: clamp(1.5rem, 3.5vw, 2.6rem); background: var(--surface); }
.dl-side { background: var(--ink); }
.dl-main .btn { margin-block-start: 1.8rem; }

.dl-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .8rem 1.5rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}
.dl-meta li { display: flex; justify-content: space-between; gap: 1rem; padding-block-end: .5rem; border-block-end: 1px solid var(--line-soft); }
.dl-meta span { color: var(--muted); font-size: .87rem; }

.install { margin: 1.2rem 0 0; padding-inline-start: 1.2rem; display: grid; gap: .8rem; color: var(--muted); font-size: .93rem; }
.install b { color: var(--text); font-weight: 600; }
.install li::marker { color: var(--cyan); font-weight: 700; }

.warn {
  display: flex;
  gap: .6rem;
  margin-block-start: 1.5rem;
  padding: .9rem 1rem;
  border: 1px solid color-mix(in srgb, var(--violet) 30%, transparent);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--violet) 8%, transparent);
  color: var(--muted);
  font-size: .87rem;
}
.warn .ic { stroke: var(--violet); }

/* ---------- faq ---------- */

.faq { margin-block-start: 2rem; border-block-start: 1px solid var(--line); }
.faq details { border-block-end: 1px solid var(--line); }
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem .2rem;
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  color: var(--cyan);
  font-size: 1.35rem;
  font-weight: 400;
  line-height: 1;
  transition: transform .22s var(--ease);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 .2rem 1.2rem; color: var(--muted); font-size: .95rem; }

/* ---------- tail ---------- */

.tail { text-align: center; }
.tail .sub { margin-inline: auto; }
.tail .btn { margin-block-start: 1.8rem; }

/* ---------- footer ---------- */

.ftr { padding-block: 2.5rem 3rem; border-block-start: 1px solid var(--line); background: var(--surface); }
.ftr-in { display: grid; gap: 1.2rem; justify-items: center; text-align: center; }
.ftr-brand { display: inline-flex; align-items: center; gap: .55rem; font-weight: 700; }
.ftr-brand img { inline-size: 28px; block-size: 28px; border-radius: 8px; }
.disclaimer { max-inline-size: 62em; color: var(--muted); font-size: .84rem; line-height: 1.7; }
.ftr-links { display: flex; flex-wrap: wrap; gap: 1.2rem; justify-content: center; font-size: .9rem; }
.ftr-links a { color: var(--muted); text-decoration: none; }
.ftr-links a:hover { color: var(--cyan); }
.copy { color: var(--muted); font-size: .8rem; opacity: .7; }

/* ---------- scroll reveal ---------- */

.reveal { opacity: 0; transform: translateY(18px); }
.reveal.is-in { opacity: 1; transform: none; transition: opacity .6s var(--ease), transform .6s var(--ease); }

/* ---------- responsive ---------- */

@media (max-width: 980px) {
  .hero-in { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .shotcol { max-inline-size: 480px; margin-inline: auto; }
  .dl { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .nav { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .fx { grid-template-columns: 4.4rem 1fr; row-gap: .2rem; }
  .fx-ch { grid-column: 2; }
  .cta .btn { flex: 1 1 auto; }
  .shot-b { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}