/* ==========================================================================
   AVIA — marketing pages (about, eco-system, partners, legal)
   Replaces the fixed-width Figma exports (about-wallet-1440.css,
   eco-system-1440.css) with fluid sections built on the design tokens.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Shared page hero
   -------------------------------------------------------------------------- */

.mk-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(48px, 6vw, 96px);
  background: var(--avia-hero-bg);
  border-bottom: 1px solid var(--avia-stroke-soft);
}

.mk-hero__glow {
  top: -20%;
  right: -10%;
}

.mk-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  align-items: center;
  gap: clamp(28px, 5vw, 68px);
}

.mk-hero__title {
  margin: 0 0 var(--avia-sp-5);
  max-width: 17ch;
  font-size: clamp(2.2rem, 1.1rem + 3vw, 3.9rem);
}

.mk-hero__lead {
  margin-bottom: var(--avia-sp-6);
}

.mk-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--avia-sp-3);
}

.mk-hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.mk-hero__visual::before {
  content: '';
  position: absolute;
  top: 10%;
  bottom: 10%;
  left: 50%;
  width: min(72%, 280px);
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(12, 174, 244, 0.4) 0%, transparent 70%);
  filter: blur(40px);
}

.mk-hero__phone {
  position: relative;
  z-index: 1;
  width: min(100%, 330px);
  height: auto;
  filter: drop-shadow(0 34px 62px rgba(0, 8, 23, 0.72));
}

/* --------------------------------------------------------------------------
   Store badges
   -------------------------------------------------------------------------- */

.mk-stores {
  display: flex;
  gap: var(--avia-sp-3);
  flex-wrap: wrap;
  margin-top: var(--avia-sp-5);
}

.mk-stores img {
  height: 44px;
  width: auto;
  display: block;
  border-radius: var(--avia-r-sm);
  transition: transform var(--avia-dur) var(--avia-ease);
}

.mk-stores a:hover img {
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   Generic grids
   -------------------------------------------------------------------------- */

.mk-grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--avia-sp-4);
}

.mk-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(264px, 1fr));
  gap: var(--avia-sp-4);
}

.mk-grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(216px, 1fr));
  gap: var(--avia-sp-4);
}

.mk-split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 4.4vw, 64px);
  align-items: start;
}

/* Numbered benefit rows — the 001 / 002 / 003 device from the old layout,
   restated with the white paper's accent rule. */
.mk-step {
  position: relative;
  padding-left: var(--avia-sp-7);
}

.mk-step__num {
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--avia-font-display);
  font-size: var(--avia-fs-sm);
  font-weight: var(--avia-fw-display);
  letter-spacing: 0.08em;
  color: var(--avia-accent);
  font-variant-numeric: tabular-nums;
}

.mk-step h3 {
  margin-bottom: var(--avia-sp-2);
  font-size: var(--avia-fs-h4);
  text-transform: uppercase;
}

.mk-step p {
  margin: 0;
  font-size: var(--avia-fs-sm);
  color: var(--avia-text-dim);
}

/* --------------------------------------------------------------------------
   Stats strip
   -------------------------------------------------------------------------- */

.mk-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--avia-sp-5);
  padding: clamp(24px, 3vw, 40px);
  background: rgba(0, 12, 22, 0.42);
  border: 1px solid var(--avia-stroke-soft);
  border-radius: var(--avia-r-lg);
}

.mk-stats > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mk-stats strong {
  font-family: var(--avia-font-display);
  font-size: clamp(1.7rem, 1.1rem + 1.8vw, 2.5rem);
  font-weight: var(--avia-fw-display);
  line-height: 1;
  color: var(--avia-text);
  font-variant-numeric: tabular-nums;
}

.mk-stats em {
  font-style: normal;
  font-size: var(--avia-fs-eyebrow);
  font-weight: var(--avia-fw-semi);
  letter-spacing: var(--avia-ls-eyebrow);
  text-transform: uppercase;
  color: var(--avia-text-faint);
}

/* --------------------------------------------------------------------------
   Partner logo row
   -------------------------------------------------------------------------- */

.mk-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(26px, 4vw, 60px);
  padding-block: clamp(24px, 3vw, 40px);
  border-block: 1px solid var(--avia-stroke-soft);
}

.mk-logos img {
  height: 28px;
  width: auto;
  object-fit: contain;
  opacity: 0.44;
  filter: grayscale(1) brightness(2.6);
  transition: opacity var(--avia-dur) var(--avia-ease), filter var(--avia-dur) var(--avia-ease);
}

.mk-logos img:hover {
  opacity: 1;
  filter: none;
}

/* --------------------------------------------------------------------------
   Feature panel (large gradient block with CTA)
   -------------------------------------------------------------------------- */

.mk-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  align-items: center;
  gap: clamp(24px, 4vw, 56px);
  padding: clamp(28px, 4vw, 56px);
  background: linear-gradient(140deg, #064063 0%, #032a44 52%, #01141f 100%);
  border: 1px solid var(--avia-stroke);
  border-radius: var(--avia-r-lg);
  box-shadow: var(--avia-inset-top), var(--avia-shadow-lg);
}

.mk-panel__phone {
  justify-self: center;
  width: min(100%, 280px);
  height: auto;
  filter: drop-shadow(0 30px 56px rgba(0, 8, 23, 0.7));
}

.mk-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--avia-sp-3);
  margin-top: var(--avia-sp-5);
}

/* --------------------------------------------------------------------------
   Roadmap (white paper page 23)
   -------------------------------------------------------------------------- */

.mk-phase + .mk-phase {
  margin-top: var(--avia-sp-6);
}

.mk-phase__head {
  margin-bottom: var(--avia-sp-4);
}

.mk-phase__head h3 {
  margin: 0;
  font-size: var(--avia-fs-h3);
  text-transform: uppercase;
  color: var(--avia-accent);
}

.mk-phase__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: var(--avia-sp-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.mk-phase__list li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 13px 16px;
  font-size: var(--avia-fs-sm);
  line-height: 1.5;
  color: var(--avia-text-dim);
  background-color: rgba(3, 40, 63, 0.42);
  background-image: var(--avia-card-fill);
  border: 1px solid var(--avia-stroke);
  border-radius: var(--avia-r-sm);
  box-shadow: var(--avia-inset-top);
}

.mk-phase__list li::before {
  content: '';
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--avia-accent);
}

/* --------------------------------------------------------------------------
   Legal pages (privacy, terms)
   -------------------------------------------------------------------------- */

.mk-legal {
  max-width: 78ch;
}

.mk-legal h2 {
  margin-top: var(--avia-sp-6);
  font-size: var(--avia-fs-h3);
  text-transform: uppercase;
}

.mk-legal p,
.mk-legal li {
  font-size: var(--avia-fs-body);
  line-height: 1.7;
  color: var(--avia-text-dim);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1100px) {
  .mk-hero__inner,
  .mk-split,
  .mk-panel {
    grid-template-columns: minmax(0, 1fr);
  }

  .mk-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mk-panel__phone {
    display: none;
  }
}

@media (max-width: 560px) {
  .mk-stats {
    grid-template-columns: minmax(0, 1fr);
  }

  .mk-hero {
    padding-block: 36px 48px;
  }

  .mk-hero__phone {
    width: min(58vw, 220px);
  }

  .mk-hero__actions {
    width: 100%;
  }

  .mk-hero__actions .avia-btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}