/* Shared Base Styles */
*, ::before, ::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Utility: Animate onScroll fade-up */
.animate-fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.animate-fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hover lift */
.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 40px rgba(0,0,0,0.10);
}

/* Glass morphism */
.glass-panel {
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.55);
  border-radius: 16px;
}

/* Smooth pulse for CTA rings */
@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(59,130,246,0.45); }
  70% { box-shadow: 0 0 0 18px rgba(59,130,246,0); }
  100% { box-shadow: 0 0 0 0 rgba(59,130,246,0); }
}
.pulse-ring {
  animation: pulse-ring 2.4s infinite;
}

/* Section spacing */
.section-pad {
  padding: 80px 0;
}
@media (max-width: 768px) {
  .section-pad {
    padding: 48px 0;
  }
}

/* ───────────────────────────────────────
   Custom Styles for HHpoker Landing Page
   Theme: Gradient violet-purple tech startup
   ─────────────────────────────────────── */

/* ===== Glass Morphism Enhancements ===== */
.glass-nav {
  background: rgba(79, 70, 229, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.glass-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 20px;
  box-shadow: 0 4px 24px rgba(79, 70, 229, 0.06), 0 1px 4px rgba(0, 0, 0, 0.04);
  transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
}
.glass-card:hover {
  border-color: rgba(167, 139, 250, 0.5);
  box-shadow: 0 12px 40px rgba(79, 70, 229, 0.12), 0 2px 8px rgba(0, 0, 0, 0.06);
}

.glass-card-download {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(79, 70, 229, 0.10), 0 4px 16px rgba(0, 0, 0, 0.05);
}

.glass-panel-sm {
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50px;
}

.glass-panel-cta {
  background: rgba(255, 255, 255, 0.20);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.30);
  border-radius: 50px;
  transition: all 0.3s ease;
}
.glass-panel-cta:hover {
  background: rgba(255, 255, 255, 0.30);
  border-color: rgba(255, 255, 255, 0.45);
}

/* ===== Gradient Text ===== */
.gradient-text {
  background: linear-gradient(135deg, #4f46e5 0%, #a78bfa 50%, #7c3aed 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-hero {
  background: linear-gradient(135deg, #ffffff 0%, #c4b5fd 40%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-nav {
  background: linear-gradient(135deg, #ffffff 0%, #c4b5fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== Floating Geometric Shapes ===== */
.floating-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.08;
  pointer-events: none;
}

.shape-circle-1 {
  width: 300px;
  height: 300px;
  background: #a78bfa;
  top: 10%;
  left: -5%;
  animation: float-slow 18s ease-in-out infinite;
}

.shape-circle-2 {
  width: 200px;
  height: 200px;
  background: #4f46e5;
  top: 60%;
  right: -3%;
  animation: float-slow 22s ease-in-out infinite reverse;
}

.shape-circle-3 {
  width: 150px;
  height: 150px;
  background: #7c3aed;
  top: 85%;
  left: 15%;
  animation: float-slow 20s ease-in-out infinite;
}

.shape-square-1 {
  width: 180px;
  height: 180px;
  background: #c4b5fd;
  border-radius: 30px;
  top: 25%;
  right: 8%;
  animation: float-rotate 25s ease-in-out infinite;
}

.shape-square-2 {
  width: 120px;
  height: 120px;
  background: #6366f1;
  border-radius: 24px;
  top: 70%;
  left: 8%;
  animation: float-rotate 20s ease-in-out infinite reverse;
}

.shape-square-3 {
  width: 100px;
  height: 100px;
  background: #a78bfa;
  border-radius: 20px;
  top: 40%;
  right: 20%;
  animation: float-rotate 28s ease-in-out infinite;
}

@keyframes float-slow {
  0%, 100% {
    transform: translateY(0) translateX(0) scale(1);
  }
  25% {
    transform: translateY(-30px) translateX(15px) scale(1.05);
  }
  50% {
    transform: translateY(-15px) translateX(-10px) scale(0.95);
  }
  75% {
    transform: translateY(-35px) translateX(5px) scale(1.08);
  }
}

@keyframes float-rotate {
  0%, 100% {
    transform: translateY(0) translateX(0) rotate(0deg) scale(1);
  }
  25% {
    transform: translateY(-25px) translateX(-15px) rotate(5deg) scale(1.04);
  }
  50% {
    transform: translateY(-10px) translateX(10px) rotate(-3deg) scale(0.96);
  }
  75% {
    transform: translateY(-30px) translateX(-8px) rotate(4deg) scale(1.06);
  }
}

/* ===== Custom Pulse Ring (Indigo Theme) ===== */
@keyframes pulse-ring-indigo {
  0% { box-shadow: 0 0 0 0 rgba(79, 70, 229, 0.50); }
  70% { box-shadow: 0 0 0 22px rgba(79, 70, 229, 0); }
  100% { box-shadow: 0 0 0 0 rgba(79, 70, 229, 0); }
}
.pulse-ring {
  animation: pulse-ring-indigo 2.6s infinite;
}

/* ===== Smooth Scrolling Offset for Fixed Nav ===== */
section[id] {
  scroll-margin-top: 72px;
}

/* ===== Additional Utility ===== */
.text-balance {
  text-wrap: balance;
}

/* ===== Responsive Refinements ===== */
@media (max-width: 640px) {
  .glass-card {
    border-radius: 16px;
  }
  .glass-card-download {
    border-radius: 20px;
    padding: 32px 20px;
  }
  .floating-shape {
    display: none;
  }
}

/* ===== Reduce Motion ===== */
@media (prefers-reduced-motion: reduce) {
  .floating-shape,
  .animate-fade-in {
    animation: none !important;
    transition: none !important;
  }
}