/* ==========================================================================
   IN7 GAME — Download page
   Conversion hero with a dual-phone stack · install rails · spec panel ·
   permissions grid · changelog
   ========================================================================== */

/* ---------- Download hero ---------- */
.dl-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(2.25rem, 1.6rem + 3vw, 3.75rem) clamp(3rem, 2rem + 4vw, 5rem);
  background:
    radial-gradient(ellipse 60% 90% at 85% 5%, rgba(238, 223, 174, .6), transparent 62%),
    radial-gradient(ellipse 60% 90% at 5% 70%, rgba(251, 233, 236, .8), transparent 62%),
    var(--color-bg);
  border-bottom: 1px solid var(--color-border-soft);
}

.dl-hero__grid {
  position: relative;
  z-index: var(--z-raised);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .9fr);
  gap: clamp(2rem, 1rem + 4vw, 4.5rem);
  align-items: center;
  margin-top: 1.5rem;
}
@media (max-width: 1000px) { .dl-hero__grid { grid-template-columns: 1fr; } }

.dl-hero__title { font-size: var(--fs-display); margin-block: 1rem 1.1rem; max-width: 15ch; }
.dl-hero__title em {
  font-style: normal;
  color: var(--color-crimson);
  position: relative;
  white-space: nowrap;
}
.dl-hero__title em::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -.08em;
  height: 5px;
  border-radius: 5px;
  background: var(--grad-gold);
}
.dl-hero__lead {
  max-width: 54ch;
  font-size: var(--fs-lead);
  color: var(--color-text-muted);
  line-height: var(--lh-loose);
  margin-bottom: 1.75rem;
}

/* Download panel */
.dl-panel {
  padding: clamp(1.35rem, 1rem + 1.2vw, 1.85rem);
  border-radius: var(--r-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  border-top: 3px solid var(--color-gold);
}

.dl-panel__row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .75rem;
  margin-bottom: 1.35rem;
  padding-bottom: 1.35rem;
  border-bottom: 1px dashed var(--color-border);
}
@media (max-width: 560px) { .dl-panel__row { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.dl-panel__cell b {
  display: block;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 800;
  color: var(--color-text-primary);
}
.dl-panel__cell span {
  display: block;
  margin-top: .2rem;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
}

.dl-panel__actions { display: grid; gap: .7rem; }

.dl-panel__note {
  margin-top: 1.15rem;
  padding-top: 1.15rem;
  border-top: 1px dashed var(--color-border);
  font-size: var(--fs-tiny);
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* ---------- Dual phone stack ---------- */
.dl-stack {
  position: relative;
  display: grid;
  place-items: center;
  min-height: clamp(400px, 26rem + 8vw, 620px);
}

.dl-stack__back {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-88%, -50%) rotate(-11deg) scale(.84);
  opacity: .9;
  filter: saturate(.9) brightness(.94);
  z-index: 1;
  animation: dl-back-float 8s var(--ease-soft) infinite;
}
@keyframes dl-back-float {
  0%, 100% { transform: translate(-88%, -50%) rotate(-11deg) scale(.84); }
  50%      { transform: translate(-88%, -56%) rotate(-13deg) scale(.84); }
}

.dl-stack__front {
  position: relative;
  transform: translateX(14%) rotate(4deg);
  z-index: 2;
  animation: dl-front-float 7s var(--ease-soft) .4s infinite;
}
@keyframes dl-front-float {
  0%, 100% { transform: translateX(14%) rotate(4deg) translateY(0); }
  50%      { transform: translateX(14%) rotate(4deg) translateY(-18px); }
}

@media (max-width: 760px) {
  .dl-stack__back {
    transform: translate(-74%, -50%) rotate(-11deg) scale(.78);
    opacity: .62;
    animation: none;
  }
  .dl-stack__front { transform: translateX(16%) rotate(3deg); }
}
@media (max-width: 520px) {
  .dl-stack__back { display: none; }
  .dl-stack__front { transform: rotate(2deg); }
}

/* Glow behind the stack */
.dl-stack::before {
  content: "";
  position: absolute;
  width: 60%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 162, 39, .38), transparent 68%);
  filter: blur(50px);
  z-index: 0;
}

/* ---------- Install rails ---------- */
.rail {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: rail;
}

.rail__item {
  position: relative;
  counter-increment: rail;
  padding: 0 0 clamp(1.5rem, 1rem + 1.5vw, 2.25rem) clamp(3.25rem, 2.5rem + 2vw, 4.25rem);
}
.rail__item:last-child { padding-bottom: 0; }

.rail__item::before {
  content: counter(rail, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: clamp(42px, 38px + 1vw, 52px);
  height: clamp(42px, 38px + 1vw, 52px);
  border-radius: var(--r-md);
  background: var(--color-surface);
  border: 1.5px solid var(--color-gold);
  color: var(--color-gold-deep);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 800;
  box-shadow: var(--shadow-sm);
  z-index: 2;
}

.rail__item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: calc(clamp(42px, 38px + 1vw, 52px) / 2 - 1px);
  top: clamp(42px, 38px + 1vw, 52px);
  bottom: .5rem;
  width: 2px;
  background: linear-gradient(180deg, var(--color-gold-light), transparent);
}

.rail__title { font-size: var(--fs-h4); margin-bottom: .55rem; padding-top: .5rem; }
.rail__text { font-size: var(--fs-sm); color: var(--color-text-muted); line-height: var(--lh-loose); }
.rail__text + .rail__text { margin-top: .7rem; }
.rail__text strong { color: var(--color-text-primary); }

.rail__hint {
  display: inline-flex;
  align-items: flex-start;
  gap: .55rem;
  margin-top: .85rem;
  padding: .7rem .95rem;
  border-radius: var(--r-sm);
  background: var(--color-gold-wash);
  border: 1px solid var(--color-gold-light);
  font-size: var(--fs-tiny);
  color: var(--color-text-body);
  line-height: 1.7;
}
.rail__hint svg { width: 16px; height: 16px; flex: none; margin-top: .15rem; color: var(--color-gold-deep); }

/* ---------- Permissions grid ---------- */
.perm-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
@media (max-width: 900px) { .perm-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .perm-grid { grid-template-columns: 1fr; } }

.perm {
  display: grid;
  gap: .45rem;
  padding: 1.25rem 1.2rem;
  border-radius: var(--r-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
  transition: all var(--t-base) var(--ease-out);
}
.perm:hover { border-color: var(--color-gold); transform: translateY(-4px); box-shadow: var(--shadow-card); }
.perm__name {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-text-primary);
}
.perm__name svg { width: 17px; height: 17px; color: var(--color-gold-deep); flex: none; }
.perm p { font-size: var(--fs-tiny); color: var(--color-text-muted); line-height: 1.75; }
.perm__flag {
  justify-self: start;
  padding: .18rem .55rem;
  border-radius: var(--r-pill);
  font-size: .625rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.perm__flag--req { background: var(--color-crimson-soft); color: var(--color-crimson-deep); }
.perm__flag--opt { background: var(--color-gold-wash); color: var(--color-gold-deep); }

/* ---------- Changelog ---------- */
.changelog { display: grid; gap: 1rem; }

.release {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.35rem 1.4rem;
  border-radius: var(--r-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
}
@media (max-width: 700px) { .release { grid-template-columns: 1fr; gap: .85rem; } }

.release__ver {
  display: grid;
  gap: .35rem;
  align-content: start;
}
.release__ver b {
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  font-weight: 800;
  color: var(--color-text-primary);
}
.release__ver span { font-size: var(--fs-tiny); color: var(--color-text-muted); }

.release__notes { margin: 0; padding-left: 1.15rem; }
.release__notes li {
  font-size: var(--fs-sm);
  color: var(--color-text-body);
  line-height: var(--lh-loose);
  margin-bottom: .35rem;
}
.release__notes li::marker { color: var(--color-gold-deep); }

/* ---------- Safety callout ---------- */
.safety {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1.35rem;
  align-items: start;
  padding: clamp(1.5rem, 1.1rem + 1.4vw, 2.25rem);
  border-radius: var(--r-xl);
  background: var(--color-crimson-soft);
  border: 1px solid #F3CBD2;
}
@media (max-width: 620px) { .safety { grid-template-columns: 1fr; } }

.safety__icon {
  display: grid;
  place-items: center;
  width: 52px; height: 52px;
  flex: none;
  border-radius: var(--r-md);
  background: var(--color-crimson);
  color: #fff;
}
.safety__icon svg { width: 26px; height: 26px; }
.safety h3 { font-size: var(--fs-h4); color: var(--color-crimson-deep); margin-bottom: .7rem; }
.safety p { font-size: var(--fs-sm); color: #6E2331; line-height: var(--lh-loose); }
.safety p + p { margin-top: .7rem; }
.safety strong { color: var(--color-crimson-deep); }