/* BubbleShop Inspired Theme v3 (Orange Edition) */
:root {
  --brand:#ff6f00;      /* ส้มเข้ม */
  --brand-2:#ff9100;    /* ส้มสด */
  --brand-3:#ffb74d;    /* ส้มอ่อน */
  --brand-4:#ff3d00;    /* ส้มแดง */
  --bg:#fff8f0;         /* พื้นหลังส้มอ่อน */
  --card-bg:#ffffff;
  --text:#2d1f00;
  --muted:#6b7280;
  --radius-lg: 24px;
  --radius-sm: 14px;
  --shadow-xs: 0 2px 8px rgba(34,55,99,.05);
  --shadow-sm: 0 6px 18px rgba(34,55,99,.08);
  --shadow-md: 0 12px 30px rgba(34,55,99,.15);
  --shadow-lg: 0 18px 45px rgba(34,55,99,.25);
  --gradient: linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 50%, var(--brand-4) 100%);
  --btn-gradient: linear-gradient(135deg, var(--brand-3) 0%, var(--brand-2) 100%);
}

html, body {
  font-family: 'Poppins', sans-serif;
  background: radial-gradient(1200px 600px at 0% -10%, rgba(255,111,0,.12), rgba(0,0,0,0) 60%),
              radial-gradient(1000px 500px at 100% 0%, rgba(255,61,0,.12), rgba(0,0,0,0) 60%),
              var(--bg);
  color: var(--text);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

/* Navbar */
.navbar {
  background: rgba(255,255,255,.8);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-sm);
  transition: all .3s ease-in-out;
}
.navbar a {
  color: var(--text);
  font-weight: 500;
  transition: color .3s, transform .2s;
}
.navbar a:hover {
  color: var(--brand-2);
  transform: translateY(-2px);
}

/* Card */
.card {
  background: rgba(255, 255, 255, .95);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform .3s ease, box-shadow .3s ease;
  overflow: hidden;
  position: relative;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 2px;
  background: var(--gradient);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity .4s ease;
  pointer-events: none;
}
.card:hover::before {
  opacity: 1;
}
.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

/* Buttons */
.btn {
  background: var(--btn-gradient);
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  font-weight: 600;
  padding: 12px 22px;
  transition: all .3s ease-in-out;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.btn::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -30%;
  width: 160%;
  height: 200%;
  background: rgba(255,255,255,.25);
  transform: rotate(25deg);
  transition: .6s;
  pointer-events: none;
}
.btn:hover::after {
  left: 100%;
}
.btn:hover {
  transform: translateY(-3px) scale(1.06);
  box-shadow: var(--shadow-md);
}

/* Animations */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-6px); }
  100% { transform: translateY(0px); }
}
.float-element {
  animation: float 4s ease-in-out infinite;
}

/* Badges */
.badge {
  background: var(--gradient);
  color: #fff;
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: var(--shadow-xs);
  letter-spacing: .3px;
}

/* Product grid */
.product-card {
  overflow: hidden;
  position: relative;
}
.product-card img {
  border-radius: var(--radius-lg);
  transition: transform .35s ease;
}
.product-card:hover img {
  transform: scale(1.08);
}
.product-card .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.5), transparent 60%);
  opacity: 0;
  transition: opacity .35s ease;
  border-radius: var(--radius-lg);
  pointer-events: none;
}
.product-card:hover .overlay {
  opacity: 1;
}