body {
    box-sizing: border-box;
}

.font-playfair { font-family: 'Playfair Display', serif; }
.font-montserrat { font-family: 'Montserrat', sans-serif; }

.premium-gradient {
    background: linear-gradient(135deg, #0F4C3A, #1B6B4F, #22C55E);
}

.luxury-shadow {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 20px rgba(15, 76, 58, 0.3);
}

.premium-border {
    border: 2px solid #1B6B4F;
    background: linear-gradient(145deg, #0A2E23, #0F4C3A);
}

.premium-bestseller-border {
    border: 3px solid #1B6B4F;
    background: linear-gradient(145deg, #0A2E23, #0F4C3A);
    position: relative;
    box-shadow: 0 0 30px rgba(27, 107, 79, 0.4), 0 20px 40px rgba(0, 0, 0, 0.4);
}

.premium-bestseller-border::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(45deg, #0F4C3A, #1B6B4F, #22C55E, #1B6B4F, #0F4C3A);
    background-size: 400% 400%;
    border-radius: inherit;
    z-index: -1;
    animation: premiumGlow 8s ease-in-out infinite;
}

@keyframes premiumGlow {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.vip-border {
    border: 3px solid #1B6B4F;
    background: linear-gradient(145deg, #0A2E23, #0F4C3A);
    position: relative;
}

.vip-border::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(45deg, #0F4C3A, #1B6B4F, #0F4C3A, #1B6B4F);
    border-radius: inherit;
    z-index: -1;
}

.vip-premium-border {
    border: 4px solid #22C55E;
    background: linear-gradient(145deg, #0F4C3A, #1B6B4F, #22C55E);
    position: relative;
    box-shadow: 
        0 0 50px rgba(34, 197, 94, 0.6),
        0 20px 60px rgba(0, 0, 0, 0.6),
        inset 0 2px 0 rgba(34, 197, 94, 0.2);
}

.vip-premium-border::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    background: linear-gradient(45deg, #22C55E, #16A34A, #22C55E, #16A34A, #22C55E);
    background-size: 400% 400%;
    border-radius: inherit;
    z-index: -1;
    animation: luxuryGlow 20s ease-in-out infinite;
    filter: blur(2px);
}

.vip-premium-border::after {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    right: -8px;
    bottom: -8px;
    background: linear-gradient(45deg, transparent, rgba(34, 197, 94, 0.3), transparent, rgba(34, 197, 94, 0.3), transparent);
    background-size: 400% 400%;
    border-radius: inherit;
    z-index: -2;
    animation: luxuryGlow 25s ease-in-out infinite reverse;
    filter: blur(3px);
}

@keyframes luxuryGlow {
    0%, 100% {
        background-position: 0% 50%;
        opacity: 0.9;
    }
    50% {
        background-position: 100% 50%;
        opacity: 1;
    }
}

.premium-shimmer, .premium-shimmer-slow {
    position: relative;
    display: inline-block;
}

.premium-shimmer::before, .premium-shimmer-slow::before {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 150%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        transparent 20%,
        rgba(34, 197, 94, 0.6) 45%,
        rgba(22, 163, 74, 0.5) 50%,
        rgba(34, 197, 94, 0.6) 55%,
        transparent 80%,
        transparent 100%
    );
    animation: globalPremiumShimmer 20s ease-in-out infinite;
    pointer-events: none;
    z-index: 2;
    mix-blend-mode: overlay;
    border-radius: inherit;
}

@keyframes globalPremiumShimmer {
    0% {
        left: -150%;
        opacity: 0;
    }
    5% {
        opacity: 0.8;
    }
    25% {
        left: 100%;
        opacity: 1;
    }
    30% {
        opacity: 0;
    }
    100% {
        left: 100%;
        opacity: 0;
    }
}

.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4), 0 0 30px rgba(34, 197, 94, 0.3);
}

.vip-premium-border:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 
        0 0 80px rgba(34, 197, 94, 0.8),
        0 30px 80px rgba(0, 0, 0, 0.6),
        inset 0 1px 0 rgba(34, 197, 94, 0.4);
}

.vip-premium-border:hover::before {
    animation-duration: 5s;
    filter: blur(1px);
}

.vip-premium-border:hover::after {
    animation-duration: 8s;
    opacity: 1;
}

.hero-bg {
    background: linear-gradient(135deg, #000000 0%, #0A2E23 50%, #0F4C3A 100%);
}

.cream-bg {
    background-color: #F8FAFC;
}

.scroll-smooth {
    scroll-behavior: smooth;
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.animate-on-scroll.show {
    opacity: 1;
    transform: translateY(0);
}

.animate-slide-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.animate-slide-left.show {
    opacity: 1;
    transform: translateX(0);
}

.animate-slide-right {
    opacity: 0;
    transform: translateX(60px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.animate-slide-right.show {
    opacity: 1;
    transform: translateX(0);
}

.animate-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.animate-scale.show {
    opacity: 1;
    transform: scale(1);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

.checkout-card {
    background: linear-gradient(145deg, #ffffff, #f8fafc);
    border: 1px solid #e2e8f0;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.form-input {
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
}

.form-input:focus {
    border-color: #1B6B4F;
    box-shadow: 0 0 0 3px rgba(27, 107, 79, 0.1);
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, #1B6B4F, #22C55E);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0F4C3A, #1B6B4F);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(27, 107, 79, 0.3);
}

.btn-secondary {
    border: 2px solid #1B6B4F;
    color: #1B6B4F;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: #1B6B4F;
    color: white;
}

.progress-bar {
    background: linear-gradient(90deg, #1B6B4F, #22C55E);
}