/* ============================================================
   DEAL VAULT — LIQUID GLASS SYSTEM v3.0
   Apple-Inspired Frosted Glass | Luxury Material Language
   ============================================================ */

/* ============================================================
   1. GLASS FOUNDATION VARIABLES
   ============================================================ */
:root {
  /* ── Glass Fills ── */
  --glass-ultra:   rgba(255, 255, 255, 0.03);
  --glass-light:   rgba(255, 255, 255, 0.06);
  --glass-mid:     rgba(255, 255, 255, 0.09);
  --glass-heavy:   rgba(255, 255, 255, 0.13);
  --glass-chrome:  rgba(200, 212, 232, 0.08);

  /* ── Glass Tinted ── */
  --glass-blue:    rgba(26, 86, 219, 0.12);
  --glass-blue-2:  rgba(59, 123, 255, 0.10);
  --glass-teal:    rgba(13, 148, 136, 0.10);
  --glass-amber:   rgba(245, 158, 11, 0.10);
  --glass-rose:    rgba(244, 63, 94, 0.10);
  --glass-violet:  rgba(139, 92, 246, 0.10);
  --glass-emerald: rgba(16, 185, 129, 0.10);

  /* ── Glass Blur ── */
  --blur-xs:  4px;
  --blur-sm:  8px;
  --blur-md:  16px;
  --blur-lg:  24px;
  --blur-xl:  40px;
  --blur-2xl: 60px;
  --blur-3xl: 80px;

  /* ── Glass Saturation ── */
  --saturate-low:  120%;
  --saturate-mid:  160%;
  --saturate-high: 200%;

  /* ── Specular Highlights ── */
  --specular-top:    inset 0 1px 0 rgba(255,255,255,0.15);
  --specular-bottom: inset 0 -1px 0 rgba(0,0,0,0.2);
  --specular-full:   inset 0 1px 0 rgba(255,255,255,0.15), inset 0 -1px 0 rgba(0,0,0,0.2);
  --specular-left:   inset 1px 0 0 rgba(255,255,255,0.08);
  --specular-bright: inset 0 1px 0 rgba(255,255,255,0.25), inset 0 -1px 0 rgba(0,0,0,0.15), inset 1px 0 0 rgba(255,255,255,0.08);
}

/* ============================================================
   2. CORE GLASS COMPONENTS
   ============================================================ */

/* ── Base Glass Panel ── */
.glass {
  background: var(--glass-light);
  backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  border: 1px solid var(--border-glass);
  box-shadow: var(--specular-top), var(--shadow-md);
}

/* ── Glass Variants ── */
.glass-ultra {
  background: var(--glass-ultra);
  backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  -webkit-backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: var(--specular-full), var(--shadow-sm);
}

.glass-mid {
  background: var(--glass-mid);
  backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: var(--specular-full), var(--shadow-md);
}

.glass-heavy {
  background: var(--glass-heavy);
  backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  -webkit-backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  border: 1px solid rgba(255,255,255,0.16);
  box-shadow: var(--specular-bright), var(--shadow-lg);
}

.glass-chrome {
  background: linear-gradient(135deg,
    rgba(200,212,232,0.08) 0%,
    rgba(148,163,184,0.05) 50%,
    rgba(200,212,232,0.08) 100%
  );
  backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  -webkit-backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  border: 1px solid rgba(200,212,232,0.15);
  box-shadow: var(--specular-bright), var(--shadow-md);
}

/* ── Tinted Glass ── */
.glass-blue {
  background: var(--glass-blue);
  backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-high));
  -webkit-backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-high));
  border: 1px solid rgba(59,123,255,0.2);
  box-shadow: var(--specular-top), 0 4px 20px rgba(26,86,219,0.15);
}

.glass-teal {
  background: var(--glass-teal);
  backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  border: 1px solid rgba(13,148,136,0.2);
  box-shadow: var(--specular-top), 0 4px 20px rgba(13,148,136,0.12);
}

.glass-amber {
  background: var(--glass-amber);
  backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  border: 1px solid rgba(245,158,11,0.2);
  box-shadow: var(--specular-top), 0 4px 20px rgba(245,158,11,0.12);
}

.glass-emerald {
  background: var(--glass-emerald);
  backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  border: 1px solid rgba(16,185,129,0.2);
  box-shadow: var(--specular-top), 0 4px 20px rgba(16,185,129,0.12);
}

.glass-rose {
  background: var(--glass-rose);
  backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  border: 1px solid rgba(244,63,94,0.2);
  box-shadow: var(--specular-top), 0 4px 20px rgba(244,63,94,0.12);
}

.glass-violet {
  background: var(--glass-violet);
  backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  border: 1px solid rgba(139,92,246,0.2);
  box-shadow: var(--specular-top), 0 4px 20px rgba(139,92,246,0.12);
}

/* ============================================================
   3. GLASS SIDEBAR
   ============================================================ */
.glass-sidebar {
  background: linear-gradient(180deg,
    rgba(10,16,32,0.95) 0%,
    rgba(7,11,20,0.98) 100%
  );
  backdrop-filter: blur(var(--blur-2xl)) saturate(var(--saturate-high));
  -webkit-backdrop-filter: blur(var(--blur-2xl)) saturate(var(--saturate-high));
  border-right: 1px solid rgba(255,255,255,0.07);
  box-shadow: var(--specular-left), 2px 0 40px rgba(0,0,0,0.4);
}

/* ============================================================
   4. GLASS TOPBAR
   ============================================================ */
.glass-topbar {
  background: rgba(7,11,20,0.85);
  backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  -webkit-backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  border-bottom: 1px solid rgba(255,255,255,0.07);
  box-shadow: var(--specular-bottom), 0 4px 24px rgba(0,0,0,0.3);
}

/* ============================================================
   5. GLASS MODAL
   ============================================================ */
.glass-modal {
  background: linear-gradient(145deg,
    rgba(15,23,42,0.95) 0%,
    rgba(10,16,32,0.98) 100%
  );
  backdrop-filter: blur(var(--blur-2xl)) saturate(var(--saturate-high));
  -webkit-backdrop-filter: blur(var(--blur-2xl)) saturate(var(--saturate-high));
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow:
    var(--specular-bright),
    0 40px 100px rgba(0,0,0,0.8),
    0 0 0 1px rgba(255,255,255,0.03);
}

/* ============================================================
   6. GLASS CARD VARIANTS
   ============================================================ */
.glass-card {
  background: var(--glass-light);
  backdrop-filter: blur(var(--blur-md)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-md)) saturate(var(--saturate-mid));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  box-shadow: var(--specular-full), var(--shadow-md);
  transition: all var(--duration-base) var(--ease-smooth);
}

.glass-card:hover {
  background: var(--glass-mid);
  border-color: var(--border-silver);
  transform: translateY(-3px);
  box-shadow: var(--specular-full), var(--shadow-xl), 0 0 0 1px rgba(200,212,232,0.1);
}

.glass-card-interactive {
  cursor: pointer;
}

.glass-card-interactive:active {
  transform: translateY(-1px) scale(0.99);
}

/* ── Feature Card ── */
.glass-feature-card {
  background: linear-gradient(135deg,
    rgba(255,255,255,0.06) 0%,
    rgba(255,255,255,0.03) 100%
  );
  backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-lg)) saturate(var(--saturate-mid));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition: all var(--duration-slow) var(--ease-smooth);
}

.glass-feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(255,255,255,0.2) 30%,
    rgba(200,212,232,0.3) 50%,
    rgba(255,255,255,0.2) 70%,
    transparent 100%
  );
}

.glass-feature-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top left, rgba(59,123,255,0.05) 0%, transparent 60%);
  pointer-events: none;
}

.glass-feature-card:hover {
  border-color: rgba(59,123,255,0.25);
  transform: translateY(-4px);
  box-shadow:
    var(--specular-bright),
    var(--shadow-xl),
    0 0 40px rgba(26,86,219,0.1);
}

/* ── Stat Glass Card ── */
.glass-stat-card {
  background: linear-gradient(135deg,
    rgba(255,255,255,0.07) 0%,
    rgba(255,255,255,0.04) 100%
  );
  backdrop-filter: blur(var(--blur-md)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-md)) saturate(var(--saturate-mid));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
  transition: all var(--duration-base) var(--ease-smooth);
}

.glass-stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(255,255,255,0.15) 50%,
    transparent 100%
  );
}

.glass-stat-card:hover {
  background: rgba(255,255,255,0.09);
  border-color: var(--border-silver);
  box-shadow: var(--specular-top), var(--shadow-lg);
}

/* ── Hero Glass Panel ── */
.glass-hero-panel {
  background: linear-gradient(135deg,
    rgba(26,86,219,0.08) 0%,
    rgba(255,255,255,0.03) 50%,
    rgba(6,182,212,0.06) 100%
  );
  backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  -webkit-backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow:
    var(--specular-bright),
    0 40px 80px rgba(0,0,0,0.5),
    0 0 120px rgba(26,86,219,0.08);
}

/* ============================================================
   7. GLASS BUTTON ENHANCEMENTS
   ============================================================ */
.btn-glass {
  background: var(--glass-mid);
  backdrop-filter: blur(var(--blur-md)) saturate(var(--saturate-mid));
  -webkit-backdrop-filter: blur(var(--blur-md)) saturate(var(--saturate-mid));
  border: 1px solid var(--border-glass);
  color: var(--ink);
  box-shadow: var(--specular-top);
}

.btn-glass:hover {
  background: var(--glass-heavy);
  border-color: var(--border-silver);
  color: #fff;
  box-shadow: var(--specular-full), 0 4px 20px rgba(0,0,0,0.3);
}

/* Primary glass button — the hero CTA */
.btn-glass-primary {
  background: linear-gradient(135deg,
    rgba(26,86,219,0.85) 0%,
    rgba(59,123,255,0.90) 100%
  );
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  box-shadow:
    var(--specular-top),
    0 4px 24px rgba(26,86,219,0.5),
    0 0 0 1px rgba(255,255,255,0.05);
}

.btn-glass-primary:hover {
  background: linear-gradient(135deg,
    rgba(26,86,219,0.95) 0%,
    rgba(59,123,255,1.0) 100%
  );
  box-shadow:
    var(--specular-top),
    0 8px 40px rgba(26,86,219,0.65),
    0 0 0 1px rgba(255,255,255,0.08);
  transform: translateY(-2px);
}

/* ============================================================
   8. GLASS FORM INPUTS
   ============================================================ */
.glass-input {
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-md);
  color: var(--ink);
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.2), var(--specular-top);
  transition: all var(--duration-base) var(--ease-smooth);
}

.glass-input:focus {
  background: rgba(255,255,255,0.08);
  border-color: rgba(59,123,255,0.5);
  box-shadow:
    inset 0 1px 3px rgba(0,0,0,0.2),
    0 0 0 3px rgba(59,123,255,0.15),
    var(--specular-top);
  outline: none;
}

/* ============================================================
   9. GLASS BADGE / PILL
   ============================================================ */
.glass-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--glass-mid);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--ink-mid);
  box-shadow: var(--specular-top);
}

.glass-pill-blue {
  background: rgba(26,86,219,0.15);
  border-color: rgba(59,123,255,0.25);
  color: #93C5FD;
  box-shadow: var(--specular-top), 0 0 12px rgba(26,86,219,0.15);
}

/* ============================================================
   10. GLASS TOAST
   ============================================================ */
.glass-toast {
  background: rgba(15,23,42,0.95);
  backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  -webkit-backdrop-filter: blur(var(--blur-xl)) saturate(var(--saturate-high));
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow:
    var(--specular-top),
    var(--shadow-xl),
    0 0 0 1px rgba(255,255,255,0.03);
}

/* ============================================================
   11. GLASS DIVIDER
   ============================================================ */
.glass-divider {
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(255,255,255,0.1) 30%,
    rgba(200,212,232,0.15) 50%,
    rgba(255,255,255,0.1) 70%,
    transparent 100%
  );
  margin: var(--space-6) 0;
}

/* ============================================================
   12. GLOW EFFECTS
   ============================================================ */
.glow-blue {
  box-shadow: 0 0 30px rgba(26,86,219,0.35), 0 0 60px rgba(26,86,219,0.12);
}

.glow-blue-sm {
  box-shadow: 0 0 15px rgba(26,86,219,0.25);
}

.glow-white {
  box-shadow: 0 0 30px rgba(255,255,255,0.12);
}

.text-glow-blue {
  text-shadow: 0 0 20px rgba(59,123,255,0.6), 0 0 40px rgba(59,123,255,0.3);
}

.text-glow-white {
  text-shadow: 0 0 30px rgba(255,255,255,0.4);
}

/* ============================================================
   13. SPECULAR BORDERS (Silver Chrome Effect)
   ============================================================ */
.chrome-border {
  border-image: linear-gradient(
    135deg,
    rgba(200,212,232,0.4) 0%,
    rgba(255,255,255,0.15) 25%,
    rgba(148,163,184,0.2) 50%,
    rgba(255,255,255,0.15) 75%,
    rgba(200,212,232,0.4) 100%
  ) 1;
}

.gradient-border {
  position: relative;
}

.gradient-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg,
    rgba(200,212,232,0.3) 0%,
    rgba(255,255,255,0.1) 50%,
    rgba(59,123,255,0.3) 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  pointer-events: none;
}

/* ============================================================
   14. GLASS TOOLTIP
   ============================================================ */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: rgba(15,23,42,0.95);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 6px 12px;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all var(--duration-fast) var(--ease-smooth);
  z-index: var(--z-dropdown);
  box-shadow: var(--shadow-lg);
}

[data-tooltip]:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ============================================================
   15. GLASS NOTIFICATION DOT
   ============================================================ */
.notif-dot {
  position: relative;
}

.notif-dot::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 8px; height: 8px;
  background: var(--rose);
  border-radius: 50%;
  border: 2px solid var(--canvas);
  box-shadow: 0 0 8px rgba(244,63,94,0.5);
}

/* ============================================================
   16. GLASS SLIDE-OVER PANEL
   ============================================================ */
.slide-over {
  position: fixed;
  top: 0;
  right: 0;
  width: 480px;
  height: 100vh;
  z-index: var(--z-overlay);
  transform: translateX(100%);
  transition: transform var(--duration-slow) var(--ease-spring);
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg,
    rgba(10,16,32,0.98) 0%,
    rgba(7,11,20,0.99) 100%
  );
  backdrop-filter: blur(var(--blur-2xl)) saturate(var(--saturate-high));
  -webkit-backdrop-filter: blur(var(--blur-2xl)) saturate(var(--saturate-high));
  border-left: 1px solid rgba(255,255,255,0.08);
  box-shadow: -20px 0 60px rgba(0,0,0,0.5);
}

.slide-over.open {
  transform: translateX(0);
}

.slide-over-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.slide-over-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-6);
}

/* ============================================================
   17. LIQUID GLASS HERO GRADIENT OVERLAYS
   ============================================================ */

/* Animated aurora background */
.aurora-bg {
  position: relative;
  overflow: hidden;
}

.aurora-bg::before,
.aurora-bg::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  will-change: transform;
}

.aurora-bg::before {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(26,86,219,0.15) 0%, transparent 70%);
  top: -200px; right: -100px;
  animation: aurora-drift 12s ease-in-out infinite alternate;
}

.aurora-bg::after {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(6,182,212,0.08) 0%, transparent 70%);
  bottom: -100px; left: -50px;
  animation: aurora-drift 16s ease-in-out infinite alternate-reverse;
}

@keyframes aurora-drift {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(60px, 40px) scale(1.1); }
  100% { transform: translate(-40px, 20px) scale(0.95); }
}

/* Noise texture overlay for depth */
.noise-overlay {
  position: relative;
}

.noise-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  border-radius: inherit;
  opacity: 0.4;
}

/* ============================================================
   18. GLASS SECTION SEPARATOR
   ============================================================ */
.section-glow {
  position: relative;
}

.section-glow::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(59,123,255,0.4) 30%,
    rgba(200,212,232,0.6) 50%,
    rgba(59,123,255,0.4) 70%,
    transparent 100%
  );
}

/* ============================================================
   19. GLASS ICON BOX
   ============================================================ */
.glass-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--glass-mid);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid var(--border-glass);
  box-shadow: var(--specular-top);
  transition: all var(--duration-base) var(--ease-spring);
}

.glass-icon:hover {
  background: var(--glass-heavy);
  border-color: var(--border-silver);
  box-shadow: var(--specular-full), 0 4px 16px rgba(0,0,0,0.3);
}

.glass-icon-blue {
  background: rgba(26,86,219,0.15);
  border-color: rgba(59,123,255,0.25);
  box-shadow: var(--specular-top), 0 0 20px rgba(26,86,219,0.2);
}

/* ============================================================
   20. GLASS PROGRESS BAR
   ============================================================ */
.glass-progress {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.3);
}

.glass-progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg,
    var(--vault-blue) 0%,
    var(--vault-blue-bright) 100%
  );
  box-shadow: 0 0 10px rgba(59,123,255,0.4);
  position: relative;
  transition: width var(--duration-slower) var(--ease-snap);
}

.glass-progress-fill::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 50%;
  background: linear-gradient(to bottom, rgba(255,255,255,0.2), transparent);
  border-radius: inherit;
}