/* =============================================================
   LADDER - landing page · components
   ============================================================= */

/* ---------------------------------------------------------------
   navigation
   --------------------------------------------------------------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem var(--gutter);
  border-bottom: 1px solid transparent;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
}
.nav.is-stuck {
  background: color-mix(in srgb, var(--canvas) 78%, transparent);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom-color: var(--line);
}

.brand { display: inline-flex; align-items: center; gap: 0.6rem; }
.brand__mark {
  width: 26px; height: 26px; flex: none;
  color: var(--accent);
}
.brand__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: 0.02em;
  color: var(--bone);
}
.brand__name b { color: var(--accent); font-weight: 800; }

.nav__links { display: flex; align-items: center; gap: 1.9rem; }
.nav__links a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: var(--slate);
  transition: color 0.2s;
  position: relative;
}
.nav__links a:hover { color: var(--bone); }
.nav__right { display: flex; align-items: center; gap: 0.9rem; }

.nav__toggle { display: none; width: 40px; height: 40px; align-items: center; justify-content: center; }
.nav__toggle span, .nav__toggle span::before, .nav__toggle span::after {
  content: ""; display: block; width: 22px; height: 2px; background: var(--bone);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.nav__toggle span::before { transform: translateY(-7px); }
.nav__toggle span::after  { transform: translateY(5px); }
.nav.is-open .nav__toggle span { background: transparent; }
.nav.is-open .nav__toggle span::before { transform: rotate(45deg); }
.nav.is-open .nav__toggle span::after  { transform: rotate(-45deg) translateY(-2px); }

/* ---------------------------------------------------------------
   buttons
   --------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.86rem; font-weight: 500; letter-spacing: 0.01em;
  padding: 0.72rem 1.35rem;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: transform 0.18s var(--ease), background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.3s;
  white-space: nowrap;
}
.btn--primary {
  background: var(--accent); color: #06140a;
  font-weight: 600;
  box-shadow: 0 0 0 0 var(--accent-glow);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 10px 34px -8px var(--accent-glow); }
.btn--ghost { border-color: var(--line); color: var(--bone); background: rgba(255,255,255,0.02); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.btn--sm { padding: 0.55rem 1rem; font-size: 0.8rem; }

/* ---------------------------------------------------------------
   store badges (mockup facsimiles - see landing/README.md)
   --------------------------------------------------------------- */
.stores { display: flex; flex-wrap: wrap; gap: 0.85rem; }
.store-badge {
  display: inline-flex; align-items: center; gap: 0.7rem;
  padding: 0.62rem 1.15rem 0.62rem 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(180deg, #1a212c, #11161e);
  transition: transform 0.18s var(--ease), border-color 0.2s, background 0.2s;
}
.store-badge:hover { transform: translateY(-2px); border-color: rgba(230,237,243,0.22); background: linear-gradient(180deg, #1e2734, #141a23); }
.store-badge svg { width: 24px; height: 24px; flex: none; color: var(--bone); }
.store-badge__txt { display: flex; flex-direction: column; line-height: 1.1; }
.store-badge__txt small { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--slate); }
.store-badge__txt span { font-family: var(--font-display); font-weight: 700; font-size: 1.02rem; color: var(--bone); letter-spacing: 0.01em; }

/* ---------------------------------------------------------------
   chips / tags
   --------------------------------------------------------------- */
.chips { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.chip {
  font-family: var(--font-mono);
  font-size: 0.72rem; letter-spacing: 0.04em;
  color: var(--bone-dim);
  padding: 0.34rem 0.72rem;
  border: 1px solid var(--line);
  border-radius: 100px;
  background: rgba(255,255,255,0.02);
  display: inline-flex; align-items: center; gap: 0.45rem;
}
.chip i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; }

.tag-free {
  font-family: var(--font-mono); font-size: 0.64rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: #06140a; background: var(--c-eng);
  padding: 0.2rem 0.5rem; border-radius: 5px;
}
.tag-dlc {
  font-family: var(--font-mono); font-size: 0.64rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--slate); border: 1px solid var(--line);
  padding: 0.18rem 0.48rem; border-radius: 5px;
}

/* ---------------------------------------------------------------
   game card mockups (built in CSS - the AI-Leveraged hand)
   --------------------------------------------------------------- */
.gcard {
  --ink: var(--accent);
  position: relative;
  width: 178px; flex: none;
  border-radius: 14px;
  padding: 0.9rem 0.85rem 1rem;
  background:
    radial-gradient(120% 80% at 50% -10%, color-mix(in srgb, var(--ink) 16%, transparent), transparent 60%),
    linear-gradient(180deg, #1a212c, #0e131b);
  border: 1px solid color-mix(in srgb, var(--ink) 32%, var(--line));
  box-shadow: 0 18px 40px -22px #000, inset 0 1px 0 rgba(255,255,255,0.04);
  color: var(--bone-dim);
}
.gcard__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.7rem; }
.gcard__cost {
  width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--font-mono); font-weight: 600; font-size: 0.8rem; color: #06140a;
  background: var(--ink);
}
.gcard__type {
  font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink);
}
.gcard__art {
  height: 78px; border-radius: 9px; margin-bottom: 0.65rem;
  background:
    repeating-linear-gradient(90deg, color-mix(in srgb, var(--ink) 13%, transparent) 0 2px, transparent 2px 9px),
    linear-gradient(135deg, #0c1119, #111722);
  border: 1px solid var(--line-soft);
  display: grid; place-items: center;
}
.gcard__art svg { width: 34px; height: 34px; color: var(--ink); opacity: 0.85; }
.gcard__name { font-family: var(--font-display); font-weight: 700; color: var(--bone); font-size: 0.98rem; letter-spacing: -0.01em; }
.gcard__rule { font-family: var(--font-mono); font-size: 0.66rem; line-height: 1.45; color: var(--slate); margin-top: 0.3rem; }
.gcard__flav { font-family: var(--font-serif); font-style: italic; font-size: 0.72rem; color: var(--slate-2); margin-top: 0.55rem; line-height: 1.35; }

/* ---------------------------------------------------------------
   panels / generic cards
   --------------------------------------------------------------- */
.panel {
  background: linear-gradient(180deg, var(--panel), color-mix(in srgb, var(--panel) 55%, var(--canvas)));
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

/* ---------------------------------------------------------------
   footer
   --------------------------------------------------------------- */
.footer { border-top: 1px solid var(--line); padding-block: 3rem 2.4rem; color: var(--slate); }
.footer__grid { display: flex; flex-wrap: wrap; gap: 2.5rem; justify-content: space-between; align-items: start; }
.footer__cols { display: flex; flex-wrap: wrap; gap: 3rem; }
.footer__col h5 { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--bone); margin-bottom: 0.85rem; }
.footer__col a { display: block; font-size: 0.88rem; color: var(--slate); padding: 0.22rem 0; transition: color 0.2s; }
.footer__col a:hover { color: var(--bone); }
.footer__fine { margin-top: 2.6rem; padding-top: 1.6rem; border-top: 1px solid var(--line-soft); display: flex; flex-wrap: wrap; gap: 1rem 2rem; justify-content: space-between; font-family: var(--font-mono); font-size: 0.72rem; color: var(--slate-2); }
.footer__fine .serif { font-size: 0.92rem; color: var(--slate); }

/* ---------------------------------------------------------------
   responsive: nav collapse
   --------------------------------------------------------------- */
@media (max-width: 860px) {
  .nav__toggle { display: flex; }
  .nav__links {
    position: fixed; inset: 60px 0 auto 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: color-mix(in srgb, var(--canvas) 96%, transparent);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--gutter) 1.2rem;
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: opacity 0.25s, transform 0.25s var(--ease);
  }
  .nav.is-open .nav__links { opacity: 1; transform: none; pointer-events: auto; }
  .nav__links a { width: 100%; padding: 0.85rem 0; font-size: 0.95rem; border-bottom: 1px solid var(--line-soft); }
  .nav__right .btn--ghost { display: none; }
}

/* ---------------------------------------------------------------
   companion demo card - the in-app companion drawer, as a vignette
   --------------------------------------------------------------- */
.comp-card {
  font-family: var(--font-mono); font-size: 0.82rem;
  background: linear-gradient(180deg, #11161e, #0b0f15);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: 0 30px 60px -30px #000,
    inset 0 0 70px color-mix(in srgb, var(--accent) 5%, transparent);
  transition: border-color 0.4s;
}
.comp-card__head { display: flex; align-items: center; gap: 0.9rem; padding: 1rem 1.15rem; border-bottom: 1px solid var(--line); }
.comp-card__avatar {
  width: 56px; height: 56px; flex: none; border-radius: 15px; overflow: hidden;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--line));
  box-shadow: 0 0 26px color-mix(in srgb, var(--accent) 25%, transparent);
  transition: border-color 0.4s, box-shadow 0.4s;
}
.comp-card__avatar img { width: 48px; height: 48px; }
.comp-card__who { display: flex; flex-direction: column; gap: 0.22rem; }
.comp-card__name { color: var(--bone); font-weight: 600; font-size: 0.95rem; letter-spacing: 0.01em; }
.comp-card__state { display: inline-flex; align-items: center; gap: 0.45rem; font-size: 0.7rem; color: var(--slate); }
.comp-card__state i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: pulse-r 2.2s ease-in-out infinite; }
.comp-card__badge {
  margin-left: auto; font-size: 0.64rem; font-weight: 500; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  padding: 0.32rem 0.62rem; border-radius: 100px; white-space: nowrap;
}
.comp-card__thread { padding: 1.15rem; display: flex; flex-direction: column; gap: 0.8rem; min-height: 292px; }
.comp-msg {
  max-width: 94%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent);
  border-radius: 4px 12px 12px 12px;
  padding: 0.68rem 0.9rem;
  color: var(--bone-dim); line-height: 1.55;
}
.comp-msg--ctx {
  background: none; border: none; padding: 0 0 0 0.15rem; max-width: 100%;
  font-size: 0.7rem; color: var(--slate-2); letter-spacing: 0.06em;
}
.comp-msg.is-typing p::after {
  content: ""; display: inline-block; width: 7px; height: 1em; margin-left: 2px;
  background: var(--accent); vertical-align: text-bottom;
  animation: blink 1.1s steps(1) infinite;
}
.comp-card__foot { padding: 0.8rem 1.15rem; border-top: 1px solid var(--line); font-size: 0.68rem; color: var(--slate-2); letter-spacing: 0.06em; }