/* ============================================================
   Liquid glass design layer - evotalk.html only (home.css untouched)
   Mirrors index.css / evomind.css so EvoTalk shares the same design language.
   ============================================================ */
:root {
  --glass-blur: 20px;
  --glass-bg: rgba(24, 25, 29, 0.55);
  --glass-bg-strong: rgba(24, 25, 29, 0.74);
  --glass-border: rgba(255, 255, 255, 0.09);
  --glass-border-soft: rgba(255, 255, 255, 0.06);
  --glass-highlight: rgba(255, 255, 255, 0.14);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .25), 0 2px 10px rgba(0, 0, 0, .25);
  --shadow-md: 0 4px 18px rgba(0, 0, 0, .3), 0 14px 36px rgba(0, 0, 0, .34);
  --shadow-lg: 0 10px 28px rgba(0, 0, 0, .38), 0 28px 70px rgba(0, 0, 0, .42);
}

/* ---------- Header glass ---------- */
.site-header {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  border-bottom: 1px solid var(--glass-border-soft);
  box-shadow: var(--shadow-sm);
}
.mobile-menu {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
}
.header-nav a:hover,
.header-nav a.is-current {
  background: var(--glass-bg);
  box-shadow: inset 0 0 0 1px var(--glass-border-soft);
}

/* ---------- Header ≤1023px: hamburger right, hide desktop CTA ---------- */
@media (max-width: 1023px) {
  .header-actions { margin-left: auto; }
  .header-actions > .btn { display: none; }
}

/* ---------- Buttons ---------- */
.btn--protected {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  border: 1px solid var(--glass-border-soft);
  box-shadow: var(--shadow-sm);
  transition: background-color .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s cubic-bezier(.16,1,.3,1);
}
.btn--protected:hover {
  background: var(--glass-bg-strong);
  border-color: var(--glass-border);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ---------- Hero panel ---------- */
.et-hero {
  position: relative;
  padding: 28px 0 12px;
}
.et-hero__panel {
  position: relative;
  overflow: hidden;
  border-radius: 28px;
  border: 1px solid var(--glass-border-soft);
  box-shadow: var(--shadow-lg);
  background: var(--surface-container);
  min-height: clamp(420px, 64vh, 580px);
  display: flex;
  align-items: flex-end;
}
.et-hero__media {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.et-hero__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(0,0,0,0.22) 0%,
    rgba(0,0,0,0.08) 45%,
    rgba(0,0,0,0.66) 100%);
}
.et-hero__content {
  position: relative;
  z-index: 1;
  padding: clamp(32px, 5vw, 56px);
  max-width: 720px;
  color: #fff;
}
.et-hero__eyebrow {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.78);
  margin-bottom: 14px;
}
.et-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 450;
  letter-spacing: -0.02em;
  line-height: 1.04;
  color: #fff;
  margin-bottom: 16px;
}
.et-hero__text {
  font-size: 1.125rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.85);
  margin-bottom: 32px;
  max-width: 620px;
}

/* ---------- Cards (glass) ---------- */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  border: 1px solid var(--glass-border-soft);
  box-shadow: var(--shadow-sm), inset 0 1px 0 var(--glass-highlight);
  border-radius: 28px;
  overflow: hidden;
  -webkit-mask-image: -webkit-radial-gradient(white, black);
  mask-image: radial-gradient(white, black);
  transition: transform .35s cubic-bezier(.16,1,.3,1), box-shadow .35s ease, border-color .35s ease, background-color .35s ease;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), inset 0 1px 0 var(--glass-highlight);
  border-color: var(--glass-border);
}

/* ---------- Coming soon ---------- */
.et-soon {
  padding: clamp(28px, 5vw, 48px);
  border-radius: 24px;
}
.et-soon__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--shape-pill);
  background: var(--surface-container-high);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
}
.et-soon__badge::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--grad-green);
  animation: et-pulse 2.2s ease-in-out infinite;
}
@keyframes et-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}
.et-soon h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin: 16px 0 10px;
}
.et-soon p {
  color: var(--on-surface-variant);
  max-width: 520px;
}

/* ---------- Section dividers ---------- */
.section--top-bordered {
  border-top: none;
  position: relative;
}
.section--top-bordered::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--outline-variant) 20%, var(--outline-variant) 80%, transparent);
}
.site-footer {
  border-top: none;
  position: relative;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--outline-variant) 20%, var(--outline-variant) 80%, transparent);
}

/* ---------- Mobile (≤767px): compact, image-free ---------- */
@media (max-width: 767px) {
  .section { padding: 48px 0; }
  .section-header { margin-bottom: 24px; gap: 12px; }

  .et-hero { padding: 16px 0 8px; }
  .et-hero__panel {
    min-height: auto;
    border-radius: 20px;
    background: linear-gradient(165deg, #26292f 0%, #18191d 72%);
  }
  .et-hero__media,
  .et-hero__scrim { display: none; }
  .et-hero__content {
    padding: 24px 20px 26px;
    max-width: none;
  }
  .et-hero__eyebrow { margin-bottom: 8px; }
  .et-hero__title { font-size: 1.75rem; margin-bottom: 8px; }
  .et-hero__text { font-size: 0.9375rem; margin-bottom: 18px; }

  .card { border-radius: 20px; }

  .et-soon { padding: 24px 20px; }
  .et-soon h2 { font-size: 1.5rem; }
  .et-soon p { font-size: 0.875rem; }

  .footer-grid { padding: 48px 0 32px; gap: 32px 20px; }
}