/* ========================================
   GLOBAL BUTTON SYSTEM
   ========================================
*/

/* --- LUXURY BUTTON SYSTEM --- */
.btn-nav,
.btn-primary,
.btn-secondary,
.btn-ghost,
.btn-whatsapp,
.gm-btn-primary,
.gm-btn-secondary,
.gm-btn-whatsapp,
.dwt-path-btn,
.action-btn {
    appearance: none;
    -webkit-appearance: none;
    font-family: inherit;
    border-radius: 999px;
    min-height: 46px;
    padding: 12px 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    line-height: 1;
    cursor: pointer;
    transition: transform 0.25s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
    border: none;
    text-decoration: none;
}

/* Primary Gold Button */
.btn-next,
.btn-primary,
.gm-btn-primary,
.action-btn.btn-primary {
    background: linear-gradient(135deg, #D4AF37 0%, #F1D77A 100%);
    color: #050505 !important;
    border: 1px solid rgba(212, 175, 55, 0.75);
    box-shadow: 0 10px 28px rgba(212, 175, 55, 0.16);
}

.btn-next:hover,
.btn-primary:hover,
.gm-btn-primary:hover,
.action-btn.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 38px rgba(212, 175, 55, 0.28);
}

.btn-next:active,
.btn-primary:active,
.gm-btn-primary:active {
    transform: translateY(0);
}

.btn-next:disabled,
.btn-primary:disabled,
.gm-btn-primary:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Secondary Dark Glass Button */
.btn-secondary,
.gm-btn-secondary,
.action-btn.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.14);
}

.btn-secondary:hover,
.gm-btn-secondary:hover,
.action-btn.btn-secondary:hover {
    border-color: rgba(212, 175, 55, 0.45);
    background: rgba(212, 175, 55, 0.07);
    transform: translateY(-1px);
}

/* Ghost / Back Button */
.btn-ghost,
.btn-prev {
    background: transparent;
    color: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.btn-ghost:hover,
.btn-prev:hover {
    color: #ffffff;
    border-color: rgba(212, 175, 55, 0.35);
    background: rgba(212, 175, 55, 0.08);
    transform: translateY(-1px);
}

/* WhatsApp Refined Green Button */
.btn-whatsapp,
.gm-btn-whatsapp {
    background: rgba(37, 211, 102, 0.08);
    color: #25D366;
    border: 1px solid rgba(37, 211, 102, 0.45);
}

.btn-whatsapp:hover,
.gm-btn-whatsapp:hover {
    background: rgba(37, 211, 102, 0.16);
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(37, 211, 102, 0.1);
}

/* Quantity Button */
.qty-btn {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
    color: #ffffff;
    border: 1px solid rgba(212, 175, 55, 0.25);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: 0.25s ease;
}

.qty-btn:hover {
    background: rgba(212, 175, 55, 0.12);
    border-color: rgba(212, 175, 55, 0.65);
    color: #d4af37;
}

/* Base Nav Action Button (if any) */
.btn-nav {
    border-color: rgba(212, 175, 55, 0.4);
    color: #D4AF37;
}

.btn-nav:hover {
    background: rgba(212, 175, 55, 0.1);
}

/* Legacy action-btn fallback */
.action-btn:not(.btn-primary):not(.btn-secondary) {
    background: transparent;
    border: 1px solid #222;
    color: white;
}

.action-btn:not(.btn-primary):not(.btn-secondary):hover {
    border-color: #D4AF37;
    color: #D4AF37;
}

/* --- UTILITY CLASSES --- */
.btn-full {
    width: 100%;
}

.btn-flex {
    flex: 1;
}

.btn-large {
    min-height: 54px;
    font-size: 0.88rem;
    padding: 16px 32px;
}

.btn-narrow {
    max-width: 300px;
    margin: 0 auto;
}

.btn-stack {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Action Rows */
.checkout-action-row {
    display: flex;
    gap: 12px;
    width: 100%;
}

@media (max-width: 640px) {
    .checkout-action-row {
        flex-direction: column;
    }

    .btn-flex {
        width: 100%;
    }
}